Tag Archives: worm gear

China manufacturer Helical Gearbox with Worm Gear Box Model PC Gearbox planetary gearbox

Product Description

Characteristics:

1)The pc construction is modular and therefore it can be as a separate unit mounted on any type of fitted geared motor (PAM

2)Fitting the prestage helical module on the main reduction unit is easily done as for any motor of type B14 The prestage unit cannot be used by itself, but only coupled with another reduction unit.

Model & Mark :PC 071

PC	Helical pre-stage unit
071	Frame size

Note recommendations
To install the reduction unit it is necessary tonote the following recommendations:
1. Check the correct direction of rotation of thereduction unit output shaft before fitting the unit tothe machine.
2. Before mount with the prime moveanddevice,please check the reducers every axiadiameter, aperture,key and key slot,
to be theirdimensions are not deviation, and avoidassembaurtoo tight or too loose, unless it wilinfluence the reducer’s performance.
3. The mounting on the machine must be stableto avoid anv vibration.
4.Whenever possible,protect the reductiorunit against solar radiation and bad weather.
5.In the case of particularly lengthy periods ofstorage (4-6 months), if the oil seal is not immersedin the lubricant inside the unit.
It is recommended tochange it since the rubber could stick to the shaft ormay even have lost the elasticity it needs to functionproperly.
6.Painting must definitely not go over rubberparts and the holes on the breather plugs, if any.
7.When connect with hollow or CHINAMFG shaftplease grease the joint to avoid lock or oxidation.
8.Check the correct level of the lubricantthrough the indicator, if there is one.
9. Starting must take place gradually, withoutimmediately applying the maximum load
10. Supporting unit is required when usingvarious of reducer matched with motor directiy andthe wsight of motor is a little bigger than common.
11 .Ensure the motor cools correctly byassuring good passage of air from the fan side.
12. In the case of ambient temperatures+40°C call the Technical Service.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application:	Industry
Layout:	Cycloidal
Hardness:	Hardened

Samples:	US$ 45/Piece 1 Piece(Min.Order) \| Order Sample

Customization:	Available \| Customized Request

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Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

worm gearbox

Is it Possible to Reverse the Direction of a Worm Gearbox?

Yes, it is possible to reverse the direction of a worm gearbox by changing the orientation of either the input or output shaft. However, reversing the direction of a worm gearbox can have some implications that need to be considered:

Efficiency: Reversing the direction of a worm gearbox can potentially affect its efficiency. Worm gearboxes are typically more efficient in one direction of rotation due to the design of the worm and worm wheel.
Backlash: Reversing the direction of rotation might lead to increased backlash or play in the gearbox, which can impact precision and smooth operation.
Lubrication: Depending on the gearbox’s design, reversing the direction could affect lubrication distribution and lead to uneven wear on the gear teeth.
Load: Reversing the direction might also impact the gearbox’s load-carrying capacity, especially if it’s designed for predominantly one-way operation.
Noise and Vibration: Direction reversal can sometimes result in increased noise and vibration due to changes in gear engagement and meshing behavior.

If you need to reverse the direction of a worm gearbox, it’s advisable to consult the gearbox manufacturer’s guidelines and recommendations. They can provide insights into whether the specific gearbox model is suitable for reversible operation and any precautions or adjustments needed to ensure proper functioning.

worm gearbox

How to Calculate the Efficiency of a Worm Gearbox

Calculating the efficiency of a worm gearbox involves determining the ratio of output power to input power. Efficiency is a measure of how well the gearbox converts input power into useful output power without losses. Here’s how to calculate it:

Step 1: Measure Input Power: Measure the input power (Pin) using a power meter or other suitable measuring equipment.
Step 2: Measure Output Power: Measure the output power (Pout) that the gearbox is delivering to the load.
Step 3: Calculate Efficiency: Calculate the efficiency (η) using the formula: Efficiency (η) = (Output Power / Input Power) * 100%

For example, if the input power is 1000 watts and the output power is 850 watts, the efficiency would be (850 / 1000) * 100% = 85%.

It’s important to note that efficiencies can vary based on factors such as gear design, lubrication, wear, and load conditions. The calculated efficiency provides insight into how effectively the gearbox is converting power, but it’s always a good practice to refer to manufacturer specifications for gearbox efficiency ratings.

worm gearbox

Advantages of Using a Worm Reducer in Mechanical Systems

Worm reducers offer several advantages that make them suitable for various mechanical systems:

High Gear Reduction Ratio: Worm gearboxes provide significant speed reduction, making them ideal for applications that require a high gear reduction ratio without the need for multiple gears.
Compact Design: Worm reducers have a compact and space-saving design, allowing them to be used in applications with limited space.
Self-Locking: Worm gearboxes exhibit self-locking properties, which means that the worm screw can prevent the worm wheel from reversing its motion. This is beneficial for applications where the gearbox needs to hold a load in place without external braking mechanisms.
Smooth and Quiet Operation: Worm gearboxes operate with a sliding motion between the teeth, resulting in smoother and quieter operation compared to some other types of gearboxes.
High Torque Transmission: Worm gearboxes can transmit high torque levels, making them suitable for applications that require powerful torque output.
Heat Dissipation: The sliding action between the worm screw and the worm wheel contributes to heat dissipation, which can be advantageous in applications that generate heat during operation.
Stable Performance: Worm reducers offer stable and reliable performance, making them suitable for continuous operation in various industrial and mechanical systems.

Despite these advantages, it’s important to note that worm gearboxes also have limitations, such as lower efficiency compared to other gear types due to the sliding motion and potential for higher heat generation. Therefore, selecting the appropriate type of gearbox depends on the specific requirements and constraints of the application.

China manufacturer Helical Gearbox with Worm Gear Box Model PC Gearbox planetary gearbox
editor by CX 2024-03-05

China high quality Double Enveloping Transmission Gear Industry Worm Gear Box with Hot selling

Product Description

Double Enveloping Transmission Gear Industry Worm Gear Box

Product Description

Series C double enveloping worm gear
Model: 100 – 500
Ratio: 10 -63
Output Torque : 683 – 51180 N.m
Rating Power : 47/25HP(1.41Kw) – 597HP(448Kw)

1, High torque double enveloping worm gear adjust toughest working condition .
2,Universal design double enveloping worm gearbox.
3, Smooth and noiseless operation double worm gearbox.
4, Higher driving efficiency than traditional worm gear.
5, Increasing loading capacity .
6, Strict quality test before shipping
7, Customized design for various application
8, Long life service period
9,suitable price with moderated
10, moderate price & high quality

Data sheet on CUW double enveloping worm gear reducer :

Model	ShaftDia. (mm)	Center Height (CUW)	(CUW) Output shaft Dia.	Power	Ratio	Permitted Torque	Weight
Model	(CUW) input Solid(h6)	(mm)	(mm)	(kw)	Ratio	(Nm)	(KGS)
100	28	190	48	1.41~11.5	10 .25~ 62	683-1094	42
125	32	225	55	2.42~19.7	10 .25 ~ 62	1170~2221	65
140	38	255	65	3.94~25.9	10 .25 ~ 62	1555 ~ 3473	85
160	42	290	70	4.39~35.7	10 .25 ~ 62	2143 ~4212	120
180	48	320	80	5.83~47.5	10 .25 ~ 62	2812 ~ 5387	170
200	55	350	90	7.52 ~61.2	10 .25 ~ 62	3624 ~6859	220
225	60	390	100	9.9~81.4	10 .25 ~ 62	4872 ~ 9224	290
250	65	430	110	12.9 ~105	10 .25~ 62	6284~11892	380
280	70	480	120	16.9 ~ 138	10 .25 ~ 62	8347 ~ 15820	520
315	75	530	140	22.5 ~183	10 .25 ~ 62	11068~ 19450	700
355	80	595	150	30~245	10 .25 ~ 62	14818 ~28014	1030
400	90	660	170	32.1 ~261	10 .25 ~ 62	15786~29918	1400
450	100	740	190	42.6 ~347	10 .25 ~ 62	2571~39881	1980
500	110	815	210	54.9 ~ 448	10 .25 ~ 62	27097~51180	2700

Advantage:
The advantage of CHINAMFG High Efficiency, Low Noice Cone Worm Series Worm Gearbox design are dramatic. First, the total load is divided among more individual gear teeth, and the load is further divided where teeth support 2 lines of contact. This superior load distribution greatly increases load carrying capacity. Second, the improved torque throughput allows a smaller reducer to produce the same amount of torque, resulting in size and weight savings.
Double-enveloping worm gearing can carry loads that would require much larger and heavier cylindrical worm gearing.

Double-enveloping worm gearbox figure :

(Click on picture for more information)

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application:	Motor, Machinery, Marine, Agricultural Machinery
Function:	Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase
Layout:	Coaxial
Hardness:	Hardened Tooth Surface
Installation:	Horizontal Type
Step:	Single-Step

Samples:	US$ 500/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

worm gearbox

What are the Noise Levels Associated with Worm Gearboxes?

The noise levels associated with worm gearboxes can vary depending on several factors, including the design, quality, operating conditions, and maintenance of the gearbox. Here are some key points to consider:

Design and Quality: Well-designed and high-quality worm gearboxes tend to produce lower noise levels. Factors such as gear tooth profile, precision manufacturing, and proper alignment can contribute to reduced noise.
Gear Engagement: The way the worm and worm wheel engage and mesh with each other can impact noise levels. Proper tooth contact and alignment can help minimize noise during operation.
Lubrication: Inadequate or improper lubrication can lead to increased friction and wear, resulting in higher noise levels. Using the recommended lubricant and maintaining proper lubrication levels are important for noise reduction.
Operating Conditions: Operating the gearbox within its specified load and speed limits can help prevent excessive noise generation. Overloading or operating at high speeds beyond the gearbox’s capabilities can lead to increased noise.
Backlash: Excessive backlash or play between the gear teeth can lead to impact noise as the teeth engage. Proper backlash adjustment can help mitigate this issue.
Maintenance: Regular maintenance, including gear inspection, lubrication checks, and addressing any wear or damage, can help keep noise levels in check.

It’s important to note that while worm gearboxes can produce some noise due to the nature of gear meshing, proper design, maintenance, and operation can significantly reduce noise levels. If noise is a concern for your application, consulting with gearbox manufacturers and experts can provide insights into selecting the right gearbox type and implementing measures to minimize noise.

worm gearbox

Materials Used for Worm Gears

Worm gears are manufactured using a variety of materials to meet different application requirements. Some commonly used materials for worm gears include:

Steel: Steel is a popular choice for worm gears due to its strength, durability, and wear resistance. It can handle heavy loads and is often used in industrial applications.
Bronze: Bronze offers good lubricity and is commonly used for the worm gear (worm) component. It provides effective wear resistance and works well in applications where quiet operation is essential.
Cast Iron: Cast iron is known for its high strength and durability. It’s often used for worm gears in applications where shock loads or heavy-duty conditions are expected.
Aluminum: Aluminum worm gears are lightweight and corrosion-resistant, making them suitable for applications where weight reduction is important.
Plastic: Some worm gears are made from plastic materials such as nylon or acetal. These materials are often chosen for their self-lubricating properties and quiet operation.
Composite Materials: Composite materials can offer a combination of properties, such as lightweight construction and corrosion resistance. They can be suitable for specific applications.

The choice of material depends on factors such as the application’s load, speed, operating environment, and required performance characteristics. It’s important to consider these factors when selecting the appropriate material for worm gears to ensure optimal performance and longevity.

worm gearbox

How Does a Worm Gearbox Compare to Other Types of Gearboxes?

Worm gearboxes offer unique advantages and characteristics that set them apart from other types of gearboxes. Here’s a comparison between worm gearboxes and some other common types:

Helical Gearbox: Worm gearboxes have higher torque multiplication, making them suitable for heavy-load applications, while helical gearboxes are more efficient and offer smoother operation.
Bevel Gearbox: Worm gearboxes are compact and can transmit motion at right angles, similar to bevel gearboxes, but worm gearboxes have self-locking capabilities.
Planetary Gearbox: Worm gearboxes provide high torque output and are cost-effective for applications with high reduction ratios, whereas planetary gearboxes offer higher efficiency and can handle higher input speeds.
Spur Gearbox: Worm gearboxes have better shock load resistance due to their sliding motion, while spur gearboxes are more efficient and suitable for lower torque applications.
Cycloidal Gearbox: Cycloidal gearboxes have high shock load capacity and compact design, but worm gearboxes are more cost-effective and can handle higher reduction ratios.

While worm gearboxes have advantages such as high torque output, compact design, and self-locking capability, the choice between gearbox types depends on the specific requirements of the application, including torque, efficiency, speed, and space limitations.

China high quality Double Enveloping Transmission Gear Industry Worm Gear Box with Hot selling
editor by CX 2024-03-01

China Good quality Gearbox of Speed Reducer with Worm Gear differential gearbox

Product Description

Gearbox of Speed Reducer with Worm Gear

1. Description

No.	Item	Description
1	Name	Differential Gear
2	Size	Products can be customized.
3	Testing Equipment	Rockwell hardness tester 500RA, Double mesh instrument HD-200B & 3102,Gear measurement center instrument CNC3906T and other High precision detection equipments
4	Certification	GB/T19001-2016/ISO9001:2015
5	Usage	Used in printing machine, cleaning machine, medical equipment, garden machine, construction machine, electric car, valve, forklift, transportation equipment and various gear reducers.etc
6	Package	According to customer’s request

No.	Item	Description
1	Name	Spiral Gear
2	Size	Products can be customized.
3	Manufacture Standard	5-8 Grade ISO1328-1997.
4	Material	45#Steel,20CrMnTi,40Cr,20CrNiMo,20MnCr5,GCR15SiMn,42CrMo,2Cr13stainless steel,Nylon,Bakelite,Copper,Aluminium.etc
5	Production Process	The main process is Gear Hobbing, Gear Shaping and Gear Grinding, Selecting production process according to the different products.
6	Heat Treatment	Carburizing and quenching ,High-frequency quenching,Nitriding, Hardening and tempering, Selecting heat treatment according to the different materials.
7	Testing Equipment	Rockwell hardness tester 500RA, Double mesh instrument HD-200B & 3102,Gear measurement center instrument CNC3906T and other High precision detection equipments
8	Certification	GB/T19001-2016/ISO9001:2015
9	Usage	Used in printing machine, cleaning machine, medical equipment, garden machine, construction machine, electric car, valve, forklift, transportation equipment and various gear reducers.etc
10	Package	According to customer’s request

No.	Item	Description
1	Name	Gear Box
2	Size	Products can be customized.
3	Material	Main Cast Iron and Aluminium.etc
4	Production Process	The main process is machining center.
5	Heat Treatment	Selecting heat treatment according to the different materials.
6	Testing Equipment	Rockwell hardness tester 500RA, Double mesh instrument HD-200B & 3102,Gear measurement center instrument CNC3906T and other High precision detection equipments
7	Certification	GB/T19001-2016/ISO9001:2015
8	Usage	Used in printing machine, cleaning machine, medical equipment, garden machine, construction machine, electric car, valve, forklift, transportation equipment and various gear reducers.etc
9	Package	According to customer’s request

2. Photos

3. Order process

a. Customer sends us the drawing or sample, If only sample, our company supply the CAD drawing.

b. Our company supplies the processing technique and quotation.

c. Our company supplies the sample after customer confirmed processing technique and quotation.

d. Customer places the order after confirm the sample.

e. Customer pay 50% deposit

f. Quantity production.

g. Pay the balance after the acceptance and confirmation.

h. Delivery. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application:	Motor, Electric Cars, Car
Function:	Speed Changing, Speed Reduction, Speed Increase
Layout:	Three-Ring
Hardness:	Hardened Tooth Surface
Installation:	Vertical Type
Step:	Stepless

Samples:	US$ 35/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

worm gearbox

How to Install and Align a Worm Reducer Properly

Proper installation and alignment of a worm reducer are crucial for ensuring optimal performance and longevity. Follow these steps to install and align a worm reducer:

Preparation: Gather all the necessary tools, equipment, and safety gear before starting the installation process.
Positioning: Place the worm reducer in the desired location, ensuring that it is securely mounted to a stable surface. Use appropriate fasteners and mounting brackets as needed.
Shaft Alignment: Check the alignment of the input and output shafts. Use precision measurement tools to ensure that the shafts are parallel and in line with each other.
Base Plate Alignment: Align the base plate of the reducer with the foundation or mounting surface. Ensure that the base plate is level and properly aligned before securing it in place.
Bolt Tightening: Gradually and evenly tighten the mounting bolts to the manufacturer’s specifications. This helps ensure proper contact between the reducer and the mounting surface.
Check for Clearance: Verify that there is enough clearance for any rotating components or parts that may move during operation. Avoid any interference that could cause damage or performance issues.
Lubrication: Apply the recommended lubricant to the worm reducer according to the manufacturer’s guidelines. Proper lubrication is essential for smooth operation and reducing friction.
Alignment Testing: After installation, run the worm reducer briefly without a load to check for any unusual noises, vibrations, or misalignment issues.
Load Testing: Gradually introduce the intended load to the worm reducer and monitor its performance. Ensure that the reducer operates smoothly and efficiently under the load conditions.

It’s important to refer to the manufacturer’s installation guidelines and specifications for your specific worm reducer model. Proper installation and alignment will contribute to the gearbox’s reliability, efficiency, and overall functionality.

worm gearbox

Worm Gearbox Applications in Robotics and Automation

Worm gearboxes play a crucial role in various robotics and automation applications due to their unique characteristics and benefits. Here are some common applications where worm gearboxes are used:

Robotic Arm Movement: Worm gearboxes are employed in robotic arms to provide precise and controlled movement. The self-locking property of worm gearboxes helps maintain the arm’s position without requiring additional brakes.
Conveyor Systems: In automated production lines, worm gearboxes are used to drive conveyor belts and move materials or products along assembly lines with accuracy.
Precision Positioning: Worm gearboxes are used in precision positioning systems, such as those found in pick-and-place robots and CNC machines. They ensure accurate and repeatable movements.
Pan and Tilt Mechanisms: Worm gearboxes are utilized in pan and tilt mechanisms of surveillance cameras, robotic cameras, and sensors. The self-locking feature helps stabilize and maintain the desired angle.
Automated Gates and Doors: Worm gearboxes are used in automated gate and door systems to control their opening and closing movements smoothly and safely.
Material Handling: Robots in warehouses and distribution centers use worm gearboxes to manipulate and lift objects, enhancing efficiency in material handling.
Medical Robotics: Worm gearboxes are employed in medical robots for surgical procedures, diagnostic equipment, and rehabilitation devices, ensuring precise and controlled movements.
Industrial Robots: Industrial robots rely on worm gearboxes for various tasks, including welding, painting, assembly, and packaging, where precise movements are essential.
Automated Testing Equipment: In testing and inspection applications, worm gearboxes provide the necessary movement and positioning for accurate testing and measurements.
Food and Beverage Industry: Worm gearboxes are used in automated food processing and packaging systems, ensuring hygienic and precise movement of products.

Worm gearboxes are preferred in these applications due to their compact size, high torque output, self-locking feature, and ability to provide a right-angle drive. However, selecting the right gearbox requires considering factors such as load, speed, efficiency, and environmental conditions.

worm gearbox

What is a Worm Gearbox and How Does It Work?

A worm gearbox, also known as a worm gear reducer, is a mechanical device used to transmit rotational motion and torque between non-parallel shafts. It consists of a worm screw and a worm wheel, both of which have helical teeth. The worm screw resembles a threaded cylinder, while the worm wheel is a gear with teeth that mesh with the worm screw.

The working principle of a worm gearbox involves the interaction between the worm screw and the worm wheel. When the worm screw is rotated, its helical teeth engage with the teeth of the worm wheel. As the worm screw rotates, it translates the rotational motion into a perpendicular motion, causing the worm wheel to rotate. This perpendicular motion allows the worm gearbox to achieve a high gear reduction ratio, making it suitable for applications that require significant speed reduction.

One of the key features of a worm gearbox is its ability to provide a high gear reduction ratio in a compact design. However, due to the sliding nature of the meshing teeth, worm gearboxes may exhibit higher friction and lower efficiency compared to other types of gearboxes. Therefore, they are often used in applications where efficiency is not the primary concern but where high torque and speed reduction are essential, such as conveyor systems, elevators, automotive steering systems, and certain industrial machinery.

China Good quality Gearbox of Speed Reducer with Worm Gear differential gearbox
editor by CX 2024-03-01

China Professional Factory Manufacture Plant Involute Spur Worm R Series Speed Helical Bevel Gear Reducer Planetary Gear Boxes comer gearbox

Product Description

R Series Helical Gear Electric Motor Speed Reducer with 220V geared motor

R Series Rigid Tooth Flank Helical Gear Reducer

Small size, light weight, large transmission torque, superior performance, stable
operation, low noise, durable, can be installed in a variety of ways, can be matched with different types of motors, a wide range
of applications. Optional vertical flange installation, commonly used in mixing equipment.

Please tell me the ratio, input power and output torque.

I will help you to confirm the specific model.

1,Motor	2,Bolt	3,Washer
4,Lifting ring	5,Cap Screw	6,Vent Cap
7,Cover	8,Sealing shim	9,Parallel Key
10,Output shaft	11,Parallel Key	12,Circlip for hole
13,Skeleton oil seal	14,Gear	15,Bearing sleeve
16,Bear	17,Parallel Key	18,Gear
19,Plane Oil Seal	20,Circlip for hole	21,Gear
22,Gear Shaft	23,Plane Oil Seal	24,Circlip for hole
25,Bearing	26,Gear Shaft	27,Parallel Key
28,Bearing	29,Gear	30,Bearing
31,Circlip for hole	32,Bearing sleeve	33,Bearing
34,Bearing	35,Circlip for shaft	36,Plug cock
37,Oil mirror	38,Case	39,Circlip for shaft
40,Gear

Series:	R Series Helical Gear Reducer
Specifications:	17,27,37,47,57,67,77,87,97,107,137,147,167,177
Transmission Ratio:	1.3~289.74
Input Power (KW):	0.12~160
Output Torque (N.m):	3.5~23200

Product Description

R Series reducers are designed and manufactured on the basis of modular combination system.
There are a lot of motor combinations, installation forms and structural schemes. The transmission
ratio is classified and fine to meet different operating conditions, and the performance is superior.
Reinforced high rigid cast iron box; The hardened gear is made of high-quality alloy steel. Its surface
is carburized, quenched and hardened, and the gear is finely ground. It has stable transmission, low
noise, and large bearing capacity. Low temperature rise, long service life. It is widely used in metallurgy,

Detailed Photos

Company Profile

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Hardness:	Hardened Tooth Surface
Installation:	Horizontal Type
Layout:	Coaxial
Gear Shape:	Cylindrical Gear
Step:	Single-Step
Type:	Gear Reducer

Samples:	US$ 50/Piece 1 Piece(Min.Order) \| Request Sample

worm gearbox

Self-Locking Properties in a Worm Gearbox

Yes, worm gearboxes exhibit self-locking properties, which can be advantageous in certain applications. Self-locking refers to the ability of a mechanism to prevent the transmission of motion from the output shaft back to the input shaft when the system is at rest. Worm gearboxes inherently possess self-locking properties due to the unique design of the worm gear and worm wheel.

The self-locking behavior arises from the angle of the helix on the worm shaft. In a properly designed worm gearbox, the helix angle of the worm is such that it creates a mechanical advantage that resists reverse motion. When the gearbox is not actively driven, the friction between the worm threads and the worm wheel teeth creates a locking effect.

This self-locking feature makes worm gearboxes particularly useful in applications where holding a load in position without external power is necessary. For instance, they are commonly used in situations where there’s a need to prevent a mechanism from backdriving, such as in conveyor systems, hoists, and jacks.

However, it’s important to note that while self-locking properties can be beneficial, they also introduce some challenges. The high friction between the worm gear and worm wheel during self-locking can lead to higher wear and heat generation. Additionally, the self-locking effect can reduce the efficiency of the gearbox when it’s actively transmitting motion.

When considering the use of a worm gearbox for a specific application, it’s crucial to carefully analyze the balance between self-locking capabilities and other performance factors to ensure optimal operation.

worm gearbox

Worm Gearbox Applications in Robotics and Automation

Worm gearboxes play a crucial role in various robotics and automation applications due to their unique characteristics and benefits. Here are some common applications where worm gearboxes are used:

Robotic Arm Movement: Worm gearboxes are employed in robotic arms to provide precise and controlled movement. The self-locking property of worm gearboxes helps maintain the arm’s position without requiring additional brakes.
Conveyor Systems: In automated production lines, worm gearboxes are used to drive conveyor belts and move materials or products along assembly lines with accuracy.
Precision Positioning: Worm gearboxes are used in precision positioning systems, such as those found in pick-and-place robots and CNC machines. They ensure accurate and repeatable movements.
Pan and Tilt Mechanisms: Worm gearboxes are utilized in pan and tilt mechanisms of surveillance cameras, robotic cameras, and sensors. The self-locking feature helps stabilize and maintain the desired angle.
Automated Gates and Doors: Worm gearboxes are used in automated gate and door systems to control their opening and closing movements smoothly and safely.
Material Handling: Robots in warehouses and distribution centers use worm gearboxes to manipulate and lift objects, enhancing efficiency in material handling.
Medical Robotics: Worm gearboxes are employed in medical robots for surgical procedures, diagnostic equipment, and rehabilitation devices, ensuring precise and controlled movements.
Industrial Robots: Industrial robots rely on worm gearboxes for various tasks, including welding, painting, assembly, and packaging, where precise movements are essential.
Automated Testing Equipment: In testing and inspection applications, worm gearboxes provide the necessary movement and positioning for accurate testing and measurements.
Food and Beverage Industry: Worm gearboxes are used in automated food processing and packaging systems, ensuring hygienic and precise movement of products.

worm gearbox

Types of Worm Gear Configurations and Their Uses

Worm gear configurations vary based on the arrangement of the worm and the gear it engages with. Here are common types and their applications:

Single Enveloping Worm Gear: This configuration offers high torque transmission and efficiency. It’s used in heavy-duty applications like mining equipment and industrial machinery.
Double Enveloping Worm Gear: With increased contact area, this type provides higher load capacity and improved efficiency. It’s used in aerospace applications, robotics, and precision machinery.
Non-Throated Worm Gear: This type has a cylindrical worm without a throat. It’s suitable for applications requiring precise motion control, such as CNC machines and robotics.
Throated Worm Gear: Featuring a throat in the worm, this configuration offers smooth engagement and higher load capacity. It’s used in conveyors, elevators, and automotive applications.
Non-Modular Worm Gear: In this design, the worm and gear are a matched set, resulting in better meshing and efficiency. It’s utilized in various industries where customization is essential.
Modular Worm Gear: This type allows interchangeability of worm and gear components, providing flexibility in design and maintenance. It’s commonly used in conveyors, mixers, and material handling systems.

Selecting the appropriate worm gear configuration depends on factors such as load capacity, efficiency, precision, and application requirements. Consulting gearbox experts can help determine the best configuration for your specific needs.

China Professional Factory Manufacture Plant Involute Spur Worm R Series Speed Helical Bevel Gear Reducer Planetary Gear Boxes comer gearbox
editor by CX 2024-02-22

China manufacturer Good Quality Wp Series Motor Worm Gear Reducer Gearbox wholesaler

Product Description

RFQ
Q:Are you trading company or manufacturer?
A: We are manufacturer with over 20 years’ experience.

Q: How long is your delivery time?
A: Generally it is within 10 days if the goods are in stock, for goods produced as per order, it is within 35 days after confirmation of order.

Q: How long should I wait for the feedback after I send the enquiry?
A: Normally within 12 hours.

Q: What information should I give you to confirm the product?
A: Model/Size, Transmission Ratio, Speed, Shaft directions & Order quantity etc.

Q: Hong long is your product warranty?
A: We offer 12 months warranty from departure date of the goods.

Q: What is your payment terms? T/T 100% in advance for amount less than USD10000.-, 30% T/T in advance , balance before shipment for amount above USD10000.

If you have any other questions, please feel free to contact us below:

HOW TO CONTACT US?
Send your Inquiry Details in the Below, click “Send” Now!

Application:	Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery
Function:	Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout:	Right Angle
Hardness:	Hardened Tooth Surface
Installation:	Horizontal Type
Step:	Single-Step

Customization:	Available \| Customized Request

worm gearbox

Maintenance Tips for Prolonging the Life of a Worm Gearbox

Proper maintenance is essential to ensure the longevity and reliable performance of a worm gearbox. Here are some maintenance tips to consider:

Lubrication: Regularly check and replenish the lubricant in the gearbox. Use the recommended lubricant type and quantity specified by the manufacturer.
Lubrication Schedule: Follow a lubrication schedule based on the operating conditions and manufacturer recommendations. Regular lubrication prevents friction, reduces wear, and dissipates heat.
Temperature Monitoring: Keep an eye on the operating temperature of the gearbox. Excessive heat can degrade the lubricant and damage components.
Cleanliness: Keep the gearbox and surrounding area clean from debris and contaminants. Regularly inspect and clean the gearbox exterior.
Seal Inspection: Check for any leaks or damage to seals and gaskets. Replace them promptly to prevent lubricant leaks and contamination.
Alignment: Ensure proper alignment between the worm and worm wheel. Misalignment can lead to increased wear and reduced efficiency.
Torque Monitoring: Monitor the torque levels during operation. Excessive torque can cause overloading and premature wear.
Regular Inspections: Periodically inspect all components for signs of wear, damage, or unusual noise. Replace worn or damaged parts promptly.
Proper Usage: Operate the gearbox within its specified limits, including load, speed, and temperature. Avoid overloading or sudden changes in operating conditions.
Expert Maintenance: If major maintenance or repairs are needed, consult the manufacturer’s guidelines or seek the assistance of qualified technicians.

By following these maintenance tips and adhering to the manufacturer’s recommendations, you can extend the lifespan of your worm gearbox and ensure its optimal performance over time.

worm gearbox

Materials Used for Worm Gears

Worm gears are manufactured using a variety of materials to meet different application requirements. Some commonly used materials for worm gears include:

Steel: Steel is a popular choice for worm gears due to its strength, durability, and wear resistance. It can handle heavy loads and is often used in industrial applications.
Bronze: Bronze offers good lubricity and is commonly used for the worm gear (worm) component. It provides effective wear resistance and works well in applications where quiet operation is essential.
Cast Iron: Cast iron is known for its high strength and durability. It’s often used for worm gears in applications where shock loads or heavy-duty conditions are expected.
Aluminum: Aluminum worm gears are lightweight and corrosion-resistant, making them suitable for applications where weight reduction is important.
Plastic: Some worm gears are made from plastic materials such as nylon or acetal. These materials are often chosen for their self-lubricating properties and quiet operation.
Composite Materials: Composite materials can offer a combination of properties, such as lightweight construction and corrosion resistance. They can be suitable for specific applications.

worm gearbox

What is a Worm Gearbox and How Does It Work?

China manufacturer Good Quality Wp Series Motor Worm Gear Reducer Gearbox wholesaler
editor by CX 2023-10-10

China Custom Nmrv W Worm Gearbox Stong Substitute Helical Gear Reducer Hypoid Gearbox cvt gearbox

Product Description

KPM-KPB series helical-hypoid gearboxes are the new-generation product with a compromise of advanced technology both at home and abroad.This product is widely used in textile, foodstuff, beverage,tobacco, logistics industrial fields,etc.
Main Features:
(1) Driven by hypoid gears, which has big ratios.
(2) Large output torque, high efficiency(up to 92%), energy saving and environmental protection.
(3) High quality aluminum alloy housing, light in weight and non-rusting.
(4) Smooth in running and low in noise, and can work long time in dreadful conditions.
(5) Good-looking appearance, durable service life and small volume.
(6) Suitable for all round installation, wide application and easy use.
(7) KPM series can replace NMRV worm gearbox; KPB series can replace CHINAMFG W series worm gearbox;
(8) Modular and multi-structure can meet the demands of various conditions.
Main Material:
(1) Housing: aluminum alloy
(2) Gear wheel: 20CrMnTiH1,carbonize & quencher heat treatment make the hardness of gears surface up to 56-62 HRC, retain carburization layers thickness between 0.3 and 0.5mm after precise grinding.

Detailed Photos

Product Parameters

Model Information:

GEARBOX SELECTING TABLES
KPM50..						n1=1400r/min				160Nm

Model		i	i	n2	M2max	Fr2	63B5	71B5/B14	80B5/B14	90B5/B14
Model		nominal	actual	[r/min]	[Nm]	[N]	63B5	71B5/B14	80B5/B14	90B5/B14
3 Stage
KPM50C		300	294.05	4.8	130	4100		N/A	N/A	N/A
KPM50C		250	244.29	5.8	130	4100		N/A	N/A	N/A
KPM50C		200	200.44	7.0	130	4100		N/A	N/A	N/A
KPM50C		150	146.67	9.6	160	4000		N/A	N/A	N/A
KPM50C		125	120.34	12	160	3770			N/A	N/A
KPM50C		100	101.04	14	160	3560			N/A	N/A
KPM50C		75	74.62	19	160	3220			N/A	N/A
KPM50C		60	62.36	23	160	3030			N/A	N/A
KPM50C		50	52.36	27	160	2860			N/A	N/A
2 Stage
KPM50B		60	58.36	24	130	2960			N/A	N/A
KPM50B		50	48.86	29	130	2790				N/A
KPM50B		40	40.09	35	130	2610				N/A
KPM50B		30	29.33	48	160	2350				N/A
KPM50B		25	24.07	59	160	2200
KPM50B		20	20.21	70	160	2080
KPM50B		15	14.92	94	160	1880
KPM50B		12.5	12.47	113	160	1770
KPM50B		10	10.47	134	160	1670
KPM50B		7.5	7.73	182	160	1510


KPM63..,KPB63..						n1=1400r/min				180Nm

Model		i	i	n2	M2max	Fr2	63B5	71B5/B14	80B5/B14	90B5/B14
Model		nominal	actual	[r/min]	[Nm]	[N]	63B5	71B5/B14	80B5/B14	90B5/B14
3 Stage
KPM63C	KPB63C	300	302.50	4.7	160	4800		N/A	N/A	N/A
KPM63C	KPB63C	250	243.57	5.8	160	4800		N/A	N/A	N/A
KPM63C	KPB63C	200	196.43	7.2	160	4800			N/A	N/A
KPM63C	KPB63C	150	151.56	9.3	180	4650			N/A	N/A
KPM63C	KPB63C	125	122.22	12	180	4330			N/A	N/A
KPM63C	KPB63C	100	94.50	14	180	4070			N/A	N/A
KPM63C	KPB63C	75	73.33	20	180	3650				N/A
KPM63C	KPB63C	60	63.33	23	180	3480				N/A
KPM63C	KPB63C	50	52.48	27	180	3270				N/A
2 Stage
KPM63B	KPB63B	60	60.50	24	160	3430				N/A
KPM63B	KPB63B	50	48.71	29	160	3190
KPM63B	KPB63B	40	39.29	36	160	2970
KPM63B	KPB63B	30	30.31	47	180	2720
KPM63B	KPB63B	25	24.44	58	180	2530	N/A
KPM63B	KPB63B	20	18.90	70	180	2380	N/A
KPM63B	KPB63B	15	14.67	96	180	2130	N/A	N/A
KPM63B	KPB63B	12.5	12.67	111	180	2030	N/A	N/A
KPM63B	KPB63B	10	10.50	134	180	1910	N/A	N/A
KPM63B	KPB63B	7.5	7.60	185	180	1710	N/A	N/A


KPM75..,KPB75..						n1=1400r/min						350Nm

Model		i	i	n2	M2max	Fr2	63B5	71B5	80B5/B14	90B5/B14	100B5/B14	112B5/B14
Model		nominal	actual	[r/min]	[Nm]	[N]	63B5	71B5	80B5/B14	90B5/B14	100B5/B14	112B5/B14
3 Stage
KPM75C	KPB75C	300	297.21	4.8	300	6500			N/A	N/A	N/A	N/A
KPM75C	KPB75C	250	240.89	5.9	300	6500			N/A	N/A	N/A	N/A
KPM75C	KPB75C	200	200.66	7.0	300	6500			N/A	N/A	N/A	N/A
KPM75C	KPB75C	150	149.30	9.3	350	6500				N/A	N/A	N/A
KPM75C	KPB75C	125	121.00	12	350	5980				N/A	N/A	N/A
KPM75C	KPB75C	100	100.80	15	350	5520				N/A	N/A	N/A
KPM75C	KPB75C	75	79.40	19	350	5040					N/A	N/A
KPM75C	KPB75C	60	62.43	23	350	4730	N/A				N/A	N/A
KPM75C	KPB75C	50	49.18	29	350	4370	N/A				N/A	N/A
2 Stage
KPM75B	KPB75B	60	59.44	24	300	4660	N/A				N/A	N/A
KPM75B	KPB75B	50	48.18	30	300	4340	N/A				N/A	N/A
KPM75B	KPB75B	40	40.13	35	300	4080	N/A					N/A
KPM75B	KPB75B	30	29.86	47	350	3720	N/A	N/A				N/A
KPM75B	KPB75B	25	24.20	56	350	3500	N/A	N/A
KPM75B	KPB75B	20	20.16	71	350	3230	N/A	N/A
KPM75B	KPB75B	15	15.88	93	350	2950	N/A	N/A
KPM75B	KPB75B	12.5	12.49	113	350	2770	N/A	N/A	N/A
KPM75B	KPB75B	10	9.84	143	350	2550	N/A	N/A	N/A
KPM75B	KPB75B	7.5	7.48	188	350	2330	N/A	N/A	N/A


KPM90..,KPB86..						n1=1400r/min						500Nm

Model		i	i	n2	M2max	Fr2	63B5	71B5	80B5/B14	90B5/B14	100B5/B14	112B5/B14
Model		nominal	actual	[r/min]	[Nm]	[N]	63B5	71B5	80B5/B14	90B5/B14	100B5/B14	112B5/B14
3 Stage
KPM90C	KPB86C	300	297.21	4.8	450	6500			N/A	N/A	N/A	N/A
KPM90C	KPB86C	250	240.89	5.9	450	6500				N/A	N/A	N/A
KPM90C	KPB86C	200	200.66	7.0	450	6500				N/A	N/A	N/A
KPM90C	KPB86C	150	151.20	9.3	500	6500				N/A	N/A	N/A
KPM90C	KPB86C	125	125.95	12	500	5980				N/A	N/A	N/A
KPM90C	KPB86C	100	99.22	15	500	5520	N/A				N/A	N/A
KPM90C	KPB86C	75	75.45	19	500	5040	N/A				N/A	N/A
KPM90C	KPB86C	60	62.43	23	500	4730	N/A				N/A	N/A
KPM90C	KPB86C	50	49.18	29	500	4370	N/A				N/A	N/A
2 Stage
KPM90B	KPB86B	60	59.44	24	450	5890	N/A					N/A
KPM90B	KPB86B	50	48.18	30	450	5500	N/A					N/A
KPM90B	KPB86B	40	40.13	35	450	5170	N/A	N/A
KPM90B	KPB86B	30	30.24	47	500	4710	N/A	N/A
KPM90B	KPB86B	25	25.19	56	500	4430	N/A	N/A
KPM90B	KPB86B	20	19.84	71	500	4090	N/A	N/A	N/A
KPM90B	KPB86B	15	15.09	93	500	3730	N/A	N/A	N/A
KPM90B	KPB86B	12.5	12.49	113	500	3510	N/A	N/A	N/A
KPM90B	KPB86B	10	9.84	143	500	3240	N/A	N/A	N/A
KPM90B	KPB86B	7.5	7.48	188	500	2950	N/A	N/A	N/A

Outline Dimension:

Company Profile

About our company:
We are a professional reducer manufacturer located in HangZhou, ZHangZhoug province.Our leading products is full range of RV571-150 worm reducers , also supplied hypoid helical gearbox, PC units, UDL Variators and AC Motors.Products are widely used for applications such as: foodstuffs, ceramics, packing, chemicals, pharmacy, plastics, paper-making, construction machinery, metallurgic mine, environmental protection engineering, and all kinds of automatic lines, and assembly lines.With fast delivery, superior after-sales service, advanced producing facility, our products sell well both at home and abroad. We have exported our reducers to Southeast Asia, Eastern Europe and Middle East and so on.Our aim is to develop and innovate on basis of high quality, and create a good reputation for reducers.

Packing information:Plastic Bags+Cartons+Wooden Cases , or on request
We participate Germany Hannver Exhibition-ZheJiang PTC Fair-Turkey Win Eurasia

Logistics

After Sales Service

1.Maintenance Time and Warranty:Within 1 year after receiving goods.
2.Other Service: Including modeling selection guide, installation guide, and problem resolution guide, etc.

FAQ

1.Q:Can you make as per customer drawing?
A: Yes, we offer customized service for customers accordingly. We can use customer’s nameplate for gearboxes.
2.Q:What is your terms of payment ?
A: 30% deposit before production,balance T/T before delivery.
3.Q:Are you a trading company or manufacturer?
A:We are a manufacurer with advanced equipment and experienced workers.
4.Q:What’s your production capacity?
A:8000-9000 PCS/MONTH
5.Q:Free sample is available or not?
A:Yes, we can supply free sample if customer agree to pay for the courier cost
6.Q:Do you have any certificate?
A:Yes, we have CE certificate and SGS certificate report.

Contact information:
Ms Lingel Pan
For any questions just feel free ton contact me. Many thanks for your kind attention to our company!

Application:	Motor, Machinery, Marine, Agricultural Machinery
Hardness:	Hardened Tooth Surface
Installation:	Horizontal Type
Layout:	Right Angle
Gear Shape:	Hypoid Helical Gear
Step:	2-3 Stage

Samples:	US$ 45/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

worm gearbox

Self-Locking Properties in a Worm Gearbox

worm gearbox

Worm Gearbox vs. Helical Gearbox: A Comparison

Worm gearboxes and helical gearboxes are two popular types of gear systems, each with its own set of advantages and disadvantages. Let’s compare them:

Aspect	Worm Gearbox	Helical Gearbox
Efficiency	Lower efficiency due to sliding friction between the worm and worm wheel.	Higher efficiency due to rolling contact between helical gear teeth.
Torque Transmission	Excellent torque transmission and high reduction ratios achievable in a single stage.	Good torque transmission, but may require multiple stages for high reduction ratios.
Noise and Vibration	Generally higher noise and vibration levels due to sliding action.	Lower noise and vibration levels due to smoother rolling contact.
Backlash	Higher inherent backlash due to the design.	Lower backlash due to meshing of helical teeth.
Efficiency at Higher Speeds	Less suitable for high-speed applications due to efficiency loss.	More suitable for high-speed applications due to higher efficiency.
Overload Protection	Natural self-locking feature provides some overload protection.	May not have the same level of inherent overload protection.
Applications	Commonly used for applications requiring high reduction ratios, such as conveyor systems and heavy-duty machinery.	Widely used in various applications including automotive transmissions, industrial machinery, and more.

Both worm and helical gearboxes have their place in engineering, and the choice between them depends on the specific requirements of the application. Worm gearboxes are preferred for applications with high reduction ratios, while helical gearboxes are chosen for their higher efficiency and smoother operation.

worm gearbox

Types of Worm Gear Configurations and Their Uses

Worm gear configurations vary based on the arrangement of the worm and the gear it engages with. Here are common types and their applications:

Single Enveloping Worm Gear: This configuration offers high torque transmission and efficiency. It’s used in heavy-duty applications like mining equipment and industrial machinery.
Double Enveloping Worm Gear: With increased contact area, this type provides higher load capacity and improved efficiency. It’s used in aerospace applications, robotics, and precision machinery.
Non-Throated Worm Gear: This type has a cylindrical worm without a throat. It’s suitable for applications requiring precise motion control, such as CNC machines and robotics.
Throated Worm Gear: Featuring a throat in the worm, this configuration offers smooth engagement and higher load capacity. It’s used in conveyors, elevators, and automotive applications.
Non-Modular Worm Gear: In this design, the worm and gear are a matched set, resulting in better meshing and efficiency. It’s utilized in various industries where customization is essential.
Modular Worm Gear: This type allows interchangeability of worm and gear components, providing flexibility in design and maintenance. It’s commonly used in conveyors, mixers, and material handling systems.

China Custom Nmrv W Worm Gearbox Stong Substitute Helical Gear Reducer Hypoid Gearbox cvt gearbox
editor by CX 2023-10-09

China Standard Nmrv63 Series Worm Gear Motor Speed Reducer Gearbox comer gearbox

Product Description

PROFESSIONAL MANUFACTURE
— SINCE 1995

NMRV RV Series Worm Gear Motor Speed Reducer Gearbox

Chinese electric motor speed reducer is widely used in mining machinery, chemical industry,steel metallurgy, light

industry,environmental protection, paper making, printing, lifting transport, food industry and so on.

Main Series Product: R series helical gear motor reducer, K series spiral bevel gear reducer, NGW, P series planetary gear reducer, H B series helical gearbox, Z (ZDY, ZLY, ZSY, and ZFY) serial hard tooth surface cylindrical gearbox reducer, D (DBY and DCY) serial hard tooth surface cone gear reducer, cycloidal speed reducer, etc. Meanwhile, map sample processing business can be undertaken.

Product Description

It realized serialization and modularization with compact structure and wide range of transmission ratio.

The transmission efficiency reach up to 96%.

The gear processed by Carburizing, Nitriding & Grinding.

High efficiency, superior performance with less energy consumption High precision gear, steady transmission, low noise, large load capacity, long service life.

Support various of installation method.

Product Parameters

Size

NMRV25

NMRV30

NMRV40

NMRV50

NMRV63

NMRV75

NMRV90

NMRV110

NMRV130

Flange Type

56B14

63B5

71B5

80B5

90B35

100/112B35

132B35

63B14

63B5

71B5

80B5

90B35

100/112B35

170

63B5

71B5

80B5

90B35

Model selection for washing machine Gear Box Transmission:
Closely using the ideal reduction ratio.
Reduction ratio = servo motor speed / reducer output shaft speed
Torque calculation: Torque calculation is very important for the life of reducer, and pay attention to whether the maximum torque value (TP) of acceleration exceeds the maximum load torque of the reducer.
The applicable power is usually the applicable power of the servo models on the market, the applicability of the reducer is very high, the working coefficient can be maintained above 1.2, but the choice can also be based on their own needs to decide. industrial helical gearbox.

Detailed Photos

Chinese Speed Reducer/industrial helical gearbox is a mechanical transmission in many fields of the national economy. The product categories covered by the industry include all kinds of gear reducer, planetary gear reducer and worm reducer, as well as various special transmission devices such as speed increasing device, speed control Devices, including various types of flexible transmission devices, such as compound transmission. Products and services in the field of metallurgy, nonferrous metals, coal, building materials, ships, water conservancy, electricity, construction machinery and petrochemical industries.

In all fields of national economy and national defense industry, gearbox products have a wide range of applications. Food light industry, electric machinery, construction machinery, metallurgy machinery, cement machinery, environmental protection machinery, electronic appliances, road construction machinery, water conservancy machinery, chemical machinery, mining machinery, conveyor machinery, building materials machinery, rubber machinery, petroleum machinery and other industries have strong demand of Reducer products.

Working principle of gear reducer :

When the output speed of the motor of the gear reducer is input from the driving shaft, the small gear of the reducer will move. The large gear is linked with the small gear, so the movement of the small gear will drive the movement of the large gear. The number of teeth is more than the number of teeth on the pinion, so the speed of the big gear will be slower than that of the pinion, and then output through the output shaft of the big gear, thus playing the role of output deceleration.

Packaging & Shipping

Application

Driven machines
Waste water treatment	Thickeners,filter presses,flocculation apparata,aerators,raking equipment,combined longitudinal and rotary rakes,pre-thickeners,screw pumps,water turbines,centrifugal pumps	Dredgers	Bucket conveyors, dumping devices, carterpillar travelling gears, bucket wheel excavators as pick up, bucket wheel excavator for primitive material, cutter head, traversing gears
Chemical industry	Plate bending machines, extruders, dough mills, rubbers calenders, cooling drums, mixers for uniform media, agitators for media with uniform density, toasters, centrifuges	Metal working mills	plate tilters, ingot pushers, winding machines, cooling bed transfer frames, roller straigheners, table continuous intermittent, roller tables reversing tube mills, shears continuous, casting drivers, reversing CHINAMFG mills
Metal working mills	Reversing slabbing mills. reversing wire mills, reversing sheet mills, reversing plate mill, roll adjustment drives	Conveyors	Bucket conveyors, hauling winches, hoists, belt conveyors, good lifts, passenger lifts, apron conveyors, escalators, rail travlling gears
Frequency converters		Reciprocating compressors
Cranes	Slewing gears, luffing gears, travelling gears, hoisting gear, derricking jib cranes	Cooling towers	Cooling tower fans, blowers axial and radial
Cane sugar production	Cane knives, cane mills	Beet sugar production	Beet cossettes macerators, extraction plants, mechanical refrigerators, juice boilers, sugar beet washing machines, sugar beet cutter
Paper machines	Pulper drives	Cableways	Material ropeways, continuous ropeway
Cement industry	Concrete mixer, breaker, rotary kilns, tube mills, separators, roll crushers

Company Profile

Established in 1995 , HangZhou Boji Machinery is a professional manufacturer and exporter that is concerned with the design, development and production of Gearbox Speed Reducer. We are located in HangZhou of ZheJiang Province, with convenient transportation access. With our own brand “TianQi”, all of our products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world.
Our company possesses complete machining center, lathe, gear shaping machine, gear milling machine, gear grinding machine and assembling lines. Our well-equipped facilities and excellent quality control throughout all stages of production enables us to guarantee total customer satisfaction.
Besides, In 2005,we attained ISO9001 certification. As a result of our high quality products and outstanding customer service, we have gained a global sales network CHINAMFG South America, Saudi Arabia, Vietnam, Pakistan, Philippines, South Africa and other countries and regions.
With rich export experience, high quality products, competitive prices, good service and in-time delivery, we certain that we can meet all of your requirement and exceed your expectations. Our feature is bright with new cooperative relationships with companies from all over the world. We look CHINAMFG to speaking with you to future discuss how we can be of service to you.

FAQ

1. Who are we?
We are the Factory, with over 25 years of production experience, based in ZheJiang , China, start from 1995,sell to Domestic Market(50.00%),Mid East(10.00%),Southeast Asia(10.00%),Western Europe(5.00%),South America(5.00%),Eastern Europe(5.00%),Eastern Asia(5.00%),North America(3.00%),Africa(2.00%),Southern Europe(2.00%),South Asia(2.00%),Central America(1.00%).

2. Can you customize according to our requirements?
Yes, we can design nonstandard products according to customer’s drawing and sample.

3.What can you buy from us?
speed reducer,gearbox,gear motor,pump,crusher

4. Why should you buy from us not from other suppliers?
Founded in 1995, with over 20 years of production experience and credibility. With professional engineer team, advanced technology production and skilled workers.Specialized in the production of reducer. Map sample processing business can be undertaken.

5. What services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,DDP,DDU,Express Delivery;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,Credit Card,PayPal,Western Union,Cash;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian

Shipping Cost: Estimated freight per unit.	To be negotiated

Application:	Motor, Machinery, Manufacturing Plant
Function:	Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Transmission
Layout:	Worm Gear

Samples:	US$ 50/Piece 1 Piece(Min.Order) \| Order Sample NMRV Series Worm Gear Motor Speed Reducer Gearbox

Customization:	Available \| Customized Request

worm gearbox

Can a Worm Gearbox Be Used in Heavy-Duty Machinery?

Yes, a worm gearbox can be used in heavy-duty machinery and is often chosen for such applications due to its inherent characteristics and advantages:

High Torque Transmission: Worm gearboxes are known for their ability to transmit high torque loads, making them suitable for heavy-duty machinery that requires significant power transmission.
Load Distribution: The design of worm gears provides robust load distribution and excellent contact between the worm and worm wheel teeth. This enhances their load-carrying capacity, making them capable of handling heavy loads without premature wear or failure.
Compact Design: Worm gearboxes are compact and offer high reduction ratios in a single stage. This allows for the reduction of high input speeds to lower output speeds, often required in heavy-duty machinery.
Overload Protection: Worm gears have a natural self-locking feature, which means the gear cannot be easily back-driven by external forces. This feature provides inherent overload protection, preventing damage to the gearbox and machinery in cases of sudden load spikes.
Smooth Operation: Worm gearboxes offer smooth and steady operation, which is crucial for heavy-duty machinery where precision and controlled movement are essential.

However, when considering the use of a worm gearbox in heavy-duty applications, it’s important to ensure proper engineering and sizing. The design should account for factors such as load, speed, duty cycle, lubrication, and temperature to ensure optimal performance and longevity.

Overall, worm gearboxes are well-suited for heavy-duty machinery across various industries, including mining, construction, manufacturing, and more.

worm gearbox

Energy Efficiency of a Worm Gearbox: What to Expect

The energy efficiency of a worm gearbox is an important factor to consider when evaluating its performance. Here’s what you can expect in terms of energy efficiency:

Typical Efficiency Range: Worm gearboxes are known for their compact size and high gear reduction capabilities, but they can exhibit lower energy efficiency compared to other types of gearboxes. The efficiency of a worm gearbox typically falls in the range of 50% to 90%, depending on various factors such as design, manufacturing quality, lubrication, and load conditions.
Inherent Losses: Worm gearboxes inherently involve sliding contact between the worm and worm wheel. This sliding contact generates friction, leading to energy losses in the form of heat. The sliding action also contributes to lower efficiency when compared to gearboxes with rolling contact.
Helical-Worm Design: Some manufacturers offer helical-worm gearbox designs that combine elements of helical and worm gearing. These designs aim to improve efficiency by incorporating helical gears in the reduction stage, which can lead to higher efficiency compared to traditional worm gearboxes.
Lubrication: Proper lubrication plays a significant role in minimizing friction and improving energy efficiency. Using high-quality lubricants and ensuring the gearbox is adequately lubricated can help reduce losses due to friction.
Application Considerations: While worm gearboxes might have lower energy efficiency compared to other types of gearboxes, they still offer advantages in terms of compactness, high torque transmission, and simplicity. Therefore, the decision to use a worm gearbox should consider the specific requirements of the application, including the trade-off between energy efficiency and other performance factors.

When selecting a worm gearbox, it’s essential to consider the trade-offs between energy efficiency, torque transmission, gearbox size, and the specific needs of the application. Regular maintenance, proper lubrication, and selecting a well-designed gearbox can contribute to achieving the best possible energy efficiency within the limitations of worm gearbox technology.

worm gearbox

How to Select the Right Worm Gearbox for Your Application

Selecting the right worm gearbox for your application involves careful consideration of various factors:

Load Requirements: Determine the torque and load requirements of your application to ensure the selected gearbox can handle the load without compromising performance.
Speed Reduction: Calculate the required gear reduction ratio to achieve the desired output speed. Worm gearboxes are known for high reduction ratios.
Efficiency: Consider the gearbox’s efficiency, as worm gearboxes typically have lower efficiency due to the sliding action. Evaluate whether the efficiency meets your application’s needs.
Space Constraints: Assess the available space for the gearbox. Worm gearboxes have a compact design, making them suitable for applications with limited space.
Mounting Options: Determine the mounting orientation and configuration that best suits your application.
Operating Environment: Consider factors such as temperature, humidity, and exposure to contaminants. Choose a gearbox with appropriate seals and materials to withstand the environment.
Backlash: Evaluate the acceptable level of backlash in your application. Worm gearboxes may exhibit more backlash compared to other gear types.
Self-Locking: If self-locking capability is required, confirm that the selected gearbox can prevent reverse motion without the need for external braking mechanisms.
Maintenance: Consider the maintenance requirements of the gearbox. Some worm gearboxes require periodic lubrication and maintenance to ensure proper functioning.
Cost: Balance the features and performance of the gearbox with the overall cost to ensure it aligns with your budget.

Consult with gearbox manufacturers or experts to get recommendations tailored to your specific application. Testing and simulations can also help validate the suitability of a particular gearbox for your needs.

China Standard Nmrv63 Series Worm Gear Motor Speed Reducer Gearbox comer gearbox
editor by CX 2023-10-08

China best Worm Gear Boxes for Industry cvt gearbox

Product Description

Worm Gear Boxes for Industry

NMRV 571-150 worm gear box with flange and electric motor
NMRV
Fax:
Mobile:
Address: No.1394, CHINAMFG Road, HangZhou, China
Zip Code: 450016

If you have any demand for our products please feel free to contact me.

Application:	Machinery, Industry
Function:	Speed Changing, Speed Reduction
Layout:	Orthogonal
Hardness:	Hardened
Installation:	Horizontal Type
Step:	Single-Step

Customization:	Available \| Customized Request

worm gearbox

Self-Locking Properties in a Worm Gearbox

worm gearbox

Diagnosing and Fixing Oil Leakage in a Worm Gearbox

Oil leakage in a worm gearbox can lead to reduced lubrication, increased friction, and potential damage to the gearbox components. Here’s a step-by-step process to diagnose and fix oil leakage:

Inspect the Gearbox: Perform a visual inspection of the gearbox to identify the source of the leakage. Check for oil stains, wet spots, or oil pooling around the gearbox.
Check Seals and Gaskets: Inspect the seals, gaskets, and O-rings for any signs of wear, cracks, or damage. These components are common points of leakage.
Tighten Bolts and Fasteners: Ensure that all bolts, screws, and fasteners are properly tightened. Loose fasteners can create gaps that allow oil to escape.
Replace Damaged Seals: If you find damaged seals or gaskets, replace them with new ones. Use seals that are compatible with the operating conditions and lubricant.
Check Breather Vent: A clogged or malfunctioning breather vent can cause pressure buildup inside the gearbox, leading to leakage. Clean or replace the breather vent if necessary.
Examine Shaft Seals: Check the shaft seals for wear or damage. If they’re worn out, replace them with seals of the appropriate size and material.
Use Proper Lubricant: Ensure that you’re using the correct lubricant recommended for the gearbox. Using the wrong type of lubricant can cause leaks.
Apply Sealants: In some cases, applying a suitable sealant to the joints and connections can help prevent leaks. Follow the manufacturer’s instructions for proper application.
Monitor Leakage: After addressing the issues, monitor the gearbox for any signs of continued leakage. If leakage persists, further investigation may be required.
Regular Maintenance: Implement a regular maintenance schedule that includes checking seals, gaskets, and other potential leakage points. Timely maintenance can prevent future leakage issues.

If you’re unsure about diagnosing or fixing oil leakage in a worm gearbox, consider consulting with a professional or gearbox manufacturer to ensure proper resolution.

worm gearbox

Lubrication Requirements for a Worm Gearbox

Lubrication is crucial for maintaining the performance and longevity of a worm gearbox. Here are the key considerations for lubricating a worm gearbox:

Type of Lubricant: Use a high-quality, high-viscosity lubricant specifically designed for worm gearboxes. Worm gearboxes require lubricants with additives that provide proper lubrication and prevent wear.
Lubrication Interval: Follow the manufacturer’s recommendations for lubrication intervals. Regularly check the gearbox’s temperature and oil condition to determine the optimal frequency of lubrication.
Oil Level: Maintain the proper oil level to ensure effective lubrication. Too little oil can lead to insufficient lubrication, while too much oil can cause overheating and foaming.
Lubrication Points: Identify all the lubrication points on the gearbox, including the worm and wheel gear surfaces. Apply the lubricant evenly to ensure complete coverage.
Temperature: Consider the operating temperature of the gearbox. Some lubricants have temperature limits, and extreme temperatures can affect lubricant viscosity and performance.
Cleanliness: Keep the gearbox and the surrounding area clean to prevent contaminants from entering the lubricant. Use proper filtration and seals to maintain a clean environment.
Monitoring: Regularly monitor the gearbox’s temperature, noise level, and vibration to detect any signs of inadequate lubrication or other issues.

Proper lubrication will reduce friction, wear, and heat generation, ensuring smooth and efficient operation of the worm gearbox. Always refer to the manufacturer’s guidelines for lubrication specifications and intervals.

China best Worm Gear Boxes for Industry cvt gearbox
editor by CX 2023-09-28

China high quality Hollow Shaft Worm Gear Motor Nmrv Gearbox for Stable Transmission comer gearbox

Product Description

Main Materials:
1)housing:aluminium alloy ADC12(size 571-090); die cast iron HT200(size 110-150);
2)Worm:20Cr, ZI Involute profile; carbonize&quencher heat treatment make gear surface hardness up to 56-62 HRC; After precision grinding, carburization layer’s thickness between 0.3-0.5mm.
3)Worm Wheel:wearable stannum alloy CuSn10-1

Detailed Photos

Combination Options:
Input:with input shaft, With square flange,With IEC standard input flange
Output:with torque arm, output flange, single output shaft, double output shaft, plastic cover
Worm reducers are available with diffferent combinations: NMRV+NMRV, NMRV+NRV, NMRV+PC, NMRV+UDL, NMRV+MOTORS

Exploded View:

Product Parameters

Old Model	New Model	Ratio	Center Distance	Power	Input Dia.	Output Dia.	Output Torque	Weight
RV571		7.5~100	25mm	0.06KW~0.12KW	Φ9	Φ11	21N.m	0.7kgs
RV030	RW030	7.5~100	30mm	0.06KW~0.25KW	Φ9(Φ11)	Φ14	45N.m	1.2kgs
RV040	RW040	7.5~100	40mm	0.09KW~0.55KW	Φ9(Φ11,Φ14)	Φ18(Φ19)	84N.m	2.3kgs
RV050	RW050	7.5~100	50mm	0.12KW~1.5KW	Φ11(Φ14,Φ19)	Φ25(Φ24)	160N.m	3.5kgs
RV063	RW063	7.5~100	63mm	0.18KW~2.2KW	Φ14(Φ19,Φ24)	Φ25(Φ28)	230N.m	6.2kgs
RV075	RW075	7.5~100	75mm	0.25KW~4.0KW	Φ14(Φ19,Φ24,Φ28)	Φ28(Φ35)	410N.m	9.0kgs
RV090	RW090	7.5~100	90mm	0.37KW~4.0KW	Φ19(Φ24,Φ28)	Φ35(Φ38)	725N.m	13.0kgs
RV110	RW110	7.5~100	110mm	0.55KW~7.5KW	Φ19(Φ24,Φ28,Φ38)	Φ42	1050N.m	35.0kgs
RV130	RW130	7.5~100	130mm	0.75KW~7.5KW	Φ24(Φ28,Φ38)	Φ45	1550N.m	48.0kgs
RV150	RW150	7.5~100	150mm	2.2KW~15KW	Φ28(Φ38,Φ42)	Φ50		84.0kgs

GMRV Outline Dimension:

GMRV	A	B	C	C1	D(H8)	E(h8)	F	G	G1	H	H1	I	M	N	O	P	Q	R	S	T	BL	β	b	t	V
030	80	97	54	44	14	55	32	56	63	65	29	55	40	57	30	75	44	6.5	21	5.5	M6*10(n=4)	0°	5	16.3	27
040	100	121.5	70	60	18(19)	60	43	71	78	75	36.5	70	50	71.5	40	87	55	6.5	26	6.5	M6*10(n=4)	45°	6	20.8(21.8)	35
050	120	144	80	70	25(24)	70	49	85	92	85	43.5	80	60	84	50	100	64	8.5	30	7	M8*12(n=4)	45°	8	28.3(27.3)	40
063	144	174	100	85	25(28)	80	67	103	112	95	53	95	72	102	63	110	80	8.5	36	8	M8*12(n=8)	45°	8	28.3(31.3)	50
075	172	205	120	90	28(35)	95	72	112	120	115	57	112.5	86	119	75	140	93	11	40	10	M8*14(n=8)	45°	8(10)	31.3(38.3)	60
090	206	238	140	100	35(38)	110	74	130	140	130	67	129.5	103	135	90	160	102	13	45	11	M10*16(n=8)	45°	10	38.3(41.3)	70
110	255	295	170	115	42	130	–	144	155	165	74	160	127.5	167.5	110	200	125	14	50	14	M10*18(n=8)	45°	12	45.3	85
130	293	335	200	120	45	180	–	155	170	215	81	179	146.5	187.5	130	250	140	16	60	15	M12*20(n=8)	45°	14	48.8	100
150	340	400	240	145	50	180	–	185	200	215	96	210	170	230	150	250	180	18	72.5	18	M12*22(n=8)	45°	14	53.8	120

Company Profile

About CHINAMFG Transmission:
We are a professional reducer manufacturer located in HangZhou, ZHangZhoug province.
Our leading products is full range of RV571-150 worm reducers , also supplied GKM hypoid helical gearbox, GRC inline helical gearbox, PC units, UDL Variators and AC Motors, G3 helical gear motor.
Products are widely used for applications such as: foodstuffs, ceramics, packing, chemicals, pharmacy, plastics, paper-making, construction machinery, metallurgic mine, environmental protection engineering, and all kinds of automatic lines, and assembly lines.
With fast delivery, superior after-sales service, advanced producing facility, our products sell well both at home and abroad. We have exported our reducers to Southeast Asia, Eastern Europe and Middle East and so on.Our aim is to develop and innovate on basis of high quality, and create a good reputation for reducers.

Packing information:Plastic Bags+Cartons+Wooden Cases , or on request
We participate Germany Hannver Exhibition-ZheJiang PTC Fair-Turkey Win Eurasia

Logistics

After Sales Service

1.Maintenance Time and Warranty:Within 1 year after receiving goods.
2.Other Service: Including modeling selection guide, installation guide, and problem resolution guide, etc.

FAQ

1.Q:Can you make as per customer drawing?
A: Yes, we offer customized service for customers accordingly. We can use customer’s nameplate for gearboxes.
2.Q:What is your terms of payment ?
   A: 30% deposit before production,balance T/T before delivery.
3.Q:Are you a trading company or manufacturer?
   A:We are a manufacurer with advanced equipment and experienced workers.
4.Q:What’s your production capacity?
   A:8000-9000 PCS/MONTH
5.Q:Free sample is available or not?
   A:Yes, we can supply free sample if customer agree to pay for the courier cost
6.Q:Do you have any certificate?
   A:Yes, we have CE certificate and SGS certificate report.

Contact information:
Ms Lingel Pan
For any questions just feel free ton contact me. Many thanks for your kind attention to our company!

Application:	Motor, Machinery, Marine, Agricultural Machinery, Industry
Function:	Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout:	Right Angle
Hardness:	Hardened Tooth Surface
Installation:	Horizontal Type
Step:	Double-Step

Samples:	US$ 10/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

worm gearbox

Calculating Gear Ratio in a Worm Reducer

The gear ratio in a worm reducer is determined by the number of teeth on the worm wheel (also known as the worm gear) and the number of threads on the worm shaft. The gear ratio formula for a worm reducer is:

Gear Ratio = Number of Teeth on Worm Wheel / Number of Threads on Worm Shaft

For example, if the worm wheel has 60 teeth and the worm shaft has a single thread, the gear ratio would be 60:1.

It’s important to note that worm reducers have an inherent self-locking property due to the angle of the worm threads. As a result, the gear ratio also affects the mechanical advantage and the system’s ability to resist backdriving.

When calculating the gear ratio, ensure that the worm reducer is properly designed and that the gear ratio aligns with the desired mechanical characteristics for your application. Additionally, consider factors such as efficiency, load capacity, and speed limitations when selecting a gear ratio for a worm reducer.

worm gearbox

Does a Worm Reducer Require Frequent Maintenance?

Worm reducers generally require less frequent maintenance compared to some other types of gearboxes due to their design and operating characteristics. However, maintenance is still essential to ensure optimal performance and longevity. Here are some key points to consider:

Lubrication: Proper lubrication is crucial for worm gearboxes. Regularly check the lubricant level and quality to prevent wear and overheating. Lubricant should be changed as recommended by the manufacturer.
Inspections: Periodically inspect the gearbox for signs of wear, damage, or oil leaks. Check for any unusual noises, vibrations, or changes in performance that could indicate a problem.
Tightening and Alignment: Check and tighten any loose fasteners and ensure that the gearbox is properly aligned. Misalignment can lead to increased wear and reduced efficiency.
Seal Maintenance: Inspect and maintain seals to prevent oil leakage and contaminants from entering the gearbox.
Cleaning: Keep the gearbox clean from debris and contaminants that could affect its performance. Regular cleaning can prevent premature wear and damage.
Load and Speed: Ensure that the gearbox is operating within its rated load and speed limits. Exceeding these limits can lead to accelerated wear and potential failure.
Environmental Conditions: Consider the operating environment of the gearbox. Extreme temperatures, humidity, and other factors can impact the gearbox’s performance and longevity.

While worm gearboxes are known for their durability and self-locking feature, neglecting maintenance can lead to premature wear, reduced efficiency, and potential breakdowns. Following the manufacturer’s recommendations for maintenance intervals and procedures is essential to keep the worm reducer in optimal condition.

worm gearbox

How to Select the Right Worm Gearbox for Your Application

Selecting the right worm gearbox for your application involves careful consideration of various factors:

Load Requirements: Determine the torque and load requirements of your application to ensure the selected gearbox can handle the load without compromising performance.
Speed Reduction: Calculate the required gear reduction ratio to achieve the desired output speed. Worm gearboxes are known for high reduction ratios.
Efficiency: Consider the gearbox’s efficiency, as worm gearboxes typically have lower efficiency due to the sliding action. Evaluate whether the efficiency meets your application’s needs.
Space Constraints: Assess the available space for the gearbox. Worm gearboxes have a compact design, making them suitable for applications with limited space.
Mounting Options: Determine the mounting orientation and configuration that best suits your application.
Operating Environment: Consider factors such as temperature, humidity, and exposure to contaminants. Choose a gearbox with appropriate seals and materials to withstand the environment.
Backlash: Evaluate the acceptable level of backlash in your application. Worm gearboxes may exhibit more backlash compared to other gear types.
Self-Locking: If self-locking capability is required, confirm that the selected gearbox can prevent reverse motion without the need for external braking mechanisms.
Maintenance: Consider the maintenance requirements of the gearbox. Some worm gearboxes require periodic lubrication and maintenance to ensure proper functioning.
Cost: Balance the features and performance of the gearbox with the overall cost to ensure it aligns with your budget.

China high quality Hollow Shaft Worm Gear Motor Nmrv Gearbox for Stable Transmission comer gearbox
editor by CX 2023-09-27

China Best Sales Nmrv Right Angle 90 Degree Worm Gear Box Eurodrive comer gearbox

Product Description

Detailed Photos

The NMRV reducer is relatively light in weight, and the shell is made of aluminum alloy. It has the advantages of light weight, superior strength, beautiful appearance, high heat dissipation performance, long service life, no noise in action, etc. It is convenient and simple to connect with the motor. Easy to install. NMRV reducer is a more practical transmission equipment, and its appearance design and body are more in line with the needs of the public than other types of reducers. Although the RV reducer made of aluminum alloy only emerged in 2007, its application field and popularity are even better than other types of reducers. It is a reducer with high practicability. , but also the integration of advanced technology at home and abroad. The NMRV reducer is extremely convenient to connect with ordinary motors, continuously variable transmissions, and flanged electromagnetic clutch brakes, and does not require couplings to connect. It is suitable for all-round installation, and the output torque is relatively large, and the work is quite stable.

Editing and broadcasting of main materials

1. Body, die-casting aluminum alloy;

2. Worm shaft, 20 Crq steel, high temperature treatment;

3. Worm gear, nickel bronze alloy;

4. Aluminum alloy body, sandblasting and surface anti-corrosion treatment;

5. Cast iron body, painted with bIu RA5571.

Regular center distance specification editing and broadcasting

Center distance: 130 (unit: mm).

Output hole/shaft diameter: 11, 14, 18, 25, 28, 35, 42, 45 (unit: mm)

Advantage: ♠ Occupied no space: The space requirement for the installation of output shaft is considerably large while assembling motor or reduce. The installation of hollow type reducer may form right Angle with motor,thus facilitate miniaturize of the machine

♠ Self-locking: For the place require for minor holding force,save the costof baking device,such as in slope conveyor ♠ Fast stop: The ordinary gear reducer available in market requires 5-10seconds stop time. but NRV series product need only 2-5 seconds to reach state of still. ♠ High accommodation:You may select from hollow shaft. uni-direction output shaft or dal output shaft, easy to modify, only 1 minute to complete the dissemble and assemble of shaft. ♠ High safety: Use transmission different from conventional method, no sprocket pulley is needed,no exposed
transmission structure, Reduce the possibility of operator ♠ Good protection: Water, dust proof,the protection class Ip55 possesses,good isolation to dust and moisture

♠ Allow multiple sides installation,no restriction in angle: There are holes for mounting on all plains of the series of
product for your selection of direction and angle required.

♠ Good cooling effect: One formation aluminum alloy for casing, quigley heat dissipation extended life for worn lever, worn gear, good durability(wormca-sing during running is normal)

♠ Easy maintenance: Different from conventional mounting method,you den’t need the dissemble the sprocket, pulley but only dissemble and Assemble the mounting base of the reducer to compete the modification easily.

♠ No restriction on motor brand: Match with 15W-200W motor or domestic product available in market without further processing.

♠ Wide reduction ratio: Easily change the reduction ration from 30-20000 due to detached assemble.

♠ May complete with brake,clutch in 1 formation aesthetic and practice.

Main fetures:

1. Large speed ratio range 2. Small volume,low weight ,saving space for mounting. 3. Self-locking

4. High cost performance

5. Suitable for various motors

Use and safety guarantee

1. Please check and confirm the matching intensity between worm gear reducer and mechanical equipment before use to assure that it is in the safety range of worm gear reducer performance parameters
2. Worm gear reducer has filled with WA460 lubricating oil. Please replace the lubricating oil after the first starting of 400 hours and after then 4000 hours for lubricating oil replacing cycle
3. There should be enough lubrication in worm gear box and keep regular check with the oil level.
4. When installation. please be careful to avoid sharp instruments bruising the oil seals on output shaft to cause leakage
5. Please confirm the rotation direction before mechanical connection. If the rotation direction is not correct, it will possible injury or damage the devices
6. Please set safety covers in rotating position to avoid of injuring
7. Please pay full attention: it is very dangerous if there is off or falling when moving

Packaging & Shipping

Company Profile

Hardness:	Hardened Tooth Surface
Installation:	90 Degree
Layout:	Expansion
Gear Shape:	Cylindrical Gear
Step:	Single-Step
Type:	Gear Reducer

Samples:	US$ 100/Piece 1 Piece(Min.Order) \| Request Sample

worm gearbox

What are the Noise Levels Associated with Worm Gearboxes?

Design and Quality: Well-designed and high-quality worm gearboxes tend to produce lower noise levels. Factors such as gear tooth profile, precision manufacturing, and proper alignment can contribute to reduced noise.
Gear Engagement: The way the worm and worm wheel engage and mesh with each other can impact noise levels. Proper tooth contact and alignment can help minimize noise during operation.
Lubrication: Inadequate or improper lubrication can lead to increased friction and wear, resulting in higher noise levels. Using the recommended lubricant and maintaining proper lubrication levels are important for noise reduction.
Operating Conditions: Operating the gearbox within its specified load and speed limits can help prevent excessive noise generation. Overloading or operating at high speeds beyond the gearbox’s capabilities can lead to increased noise.
Backlash: Excessive backlash or play between the gear teeth can lead to impact noise as the teeth engage. Proper backlash adjustment can help mitigate this issue.
Maintenance: Regular maintenance, including gear inspection, lubrication checks, and addressing any wear or damage, can help keep noise levels in check.

worm gearbox

How to Calculate the Efficiency of a Worm Gearbox

Step 1: Measure Input Power: Measure the input power (Pin) using a power meter or other suitable measuring equipment.
Step 2: Measure Output Power: Measure the output power (Pout) that the gearbox is delivering to the load.
Step 3: Calculate Efficiency: Calculate the efficiency (η) using the formula: Efficiency (η) = (Output Power / Input Power) * 100%

For example, if the input power is 1000 watts and the output power is 850 watts, the efficiency would be (850 / 1000) * 100% = 85%.

worm gearbox

What is a Worm Gearbox and How Does It Work?

China Best Sales Nmrv Right Angle 90 Degree Worm Gear Box Eurodrive comer gearbox
editor by CX 2023-09-23