Tag Archives: worm gear speed

China Good quality Nmrv Series Worm Gear Reducer Shaft Motor Speed Bevel Helical Gearbox gearbox adjustment

Product Description

High Rpm RV series Aluminum Alloy Worm Gear box NMRV 571-150 Reducer Variable Wheel Drive Speed Reduction Worm Gearbox

Product Parameters

Specification

Type	Worm Gearbox/Worm Gear Speed Reducer
Model	NMRV:571,030,040,050,063,075,090,110,130,150
Center distance	25-150mm
Ratio	5,7.5,10,15,20,25,30,40,50,60,80,100
Torque	1.8-1800Nm
Motor	2 pole, 4 pole, 6 pole
Mounting position	Omnidirectional
Color	Blue/Silver grey Or On request
Material	NMRV571~090:Aluminum alloy; NMRV110~150 Cast iron

Details

Multiple inputs and outputs

Feature
1. Mad of high-quality aluminum alloy,light weight and non-rusting
2. Large output torque
3. Smooth in running and low in noise,can work long time in dreadful conditions.
4. High in radiating efficiency.
5. Good-looking in appearance,durable in service life and small in volume.
6. Suitable for omnibearing installation.

contact-info.html

Model	NMRV571, NMRV030, NMRV040, NMRV050, NMRV063, NMRV075, NMRV090, NMRV110, NMRV130, NMRV150
Ratio	5,7.5,10,15,20,25,30,40,50,60,80,100
Output Torque	1.8-1760Nm
Application	Machinery Industry
Input Speed	900-2800RPM
Output Speed	10-250RPM
Material	Housing: Size 25-110 Is Aluminum Alloy, Size 110-150 Is Cast-Iron
	Worm Wheel: ZCuSn10Pb1
	Worm:20Cr
	Pinion:Tin Bronze
	Output Shaft: Steel-45#
IEC Flange	IEC Standard Flange Or On Customer Request

Detailed Photos

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

Samples:	US$ 30/Piece 1 Piece(Min.Order) \| Request Sample

China Good quality Nmrv Series Worm Gear Reducer Shaft Motor Speed Bevel Helical Gearbox gearbox adjustment
editor by CX 2023-10-12

China Hot selling Reducer, Worm Gear Reducer, Speed Reducer Gearboxes High Speed Gearbox Reducer gearbox adjustment

Product Description

Technical Features

The high degree of modularity is a design feature of SRC helical gearboxes range. It can be connected respectively with motors such as normal motor, brake motor, explosion-proof motor, frequency conversion motor, servo motor, IEC motor and so on. This kind of product is widely used in drive fields such as textile, foodstuff, ceramics packing, logistics, plastics and so on. It is possible to set up the version required using flanges or feet.

Products characteristics

SRC series helical gear units has more than 4 types. Power 0.12-4kw; Ratio 3.66-54; Torque max 120-500Nm. It can be connected (foot or flange) discretionary and use multi-mounting positions according to customers requirements.

Ground-hardened helical gears;

Modularity,can be combined in many forms;

Aluminium casing, light weight;

Gears in carbonize hard, durable;

Universal mounting;

Refined design,space effective and low noise

Structure feature

Model illuminate

1	Code for gear units series
2	No F code means foot mounted.With F code B5 flange mounted.With Z code B14 flange mounted
3	Specification code of gear units 01
4	I,II,III,B5 Output flange specification,default I not to write out is ok
5	IEC: Input flange HS: shaft input
6	Transmission ratio of gear units
7	M1:Mounting position, default mounting position M1 not to write out is ok
8	Position diagram for motor terminal box,default position o°(R) not to write out is ok
9	No mark means without motor Model motor(poles of power)
10	Voltage – frequency
11	Coil in position for motor, default position S not to write out is ok

4.2 Rotation speed n

n1 Gear units input speed

n2 Gear units output speed

If driven by the external gearing,1400r/min or lower rotation speed is suggested so as to optimize the working conditions and prolong the service life.Higher input rotation speed is permitted, but in this situation,the rated torque M2 will be reduced

4.5 Service factor fs

The effect of the driven machine on the gear unit is taken into account to a sufficient level of accuracy using the service factor fs. The service factor is determined according to the daily operation time and the starting frequency Z. Three load classifications are considered depending on the mass acceleration factor. You can read off the service factor applicable to your application in following figure. The service factor selected using this diagram must be less than or equal to the service factor as given in the performance parameter table.

* starting frequency Z: The cycles include all starting and braking procedures as well as change overs from low to high speed

SRC02..(HS) Performance parameter

Output speed

Torque

Speed ratio

Model

IEC

0.37

16.7rpm

204N.M

1.0

SRC02

80B5/B14

Helical gearbox outline dimension heet

Foot Code	U	V	V1	V2	V3	W	X	X1	Y	Z
B02	18	107.5	60	–	130	11	136	155	100	17
M02	25	85	–	110	120	9	112	145	80	15
M01	18	80	–	110	120	9	118	145	80	15
B01	18	87	50	110	–	9	118	130	90	15

SRC helical gearbox with motor mounting position and terminal box orientation

Package
1 pc / carton,several cartons / wooden pallet

Application:	Motor
Layout:	Cycloidal
Hardness:	Soft Tooth Surface
Installation:	Vertical Type
Step:	Stepless
Type:	Worm Gear Box

Customization:	Available \| Customized Request

gear gearbox

How do gear reducers enhance the efficiency of conveyor systems and robotics?

Gear reducers play a significant role in improving the efficiency of both conveyor systems and robotics by optimizing speed, torque, and control. Here’s how they contribute:

Conveyor Systems:

In conveyor systems, gear reducers enhance efficiency in the following ways:

Speed Control: Gear reducers allow precise control over the rotational speed of conveyor belts, ensuring that materials are transported at the desired speed for efficient production processes.
Torque Adjustment: By adjusting gear ratios, gear reducers provide the necessary torque to handle varying loads and prevent overloading, minimizing energy wastage.
Reverse Operation: Gear reducers enable smooth bidirectional movement of conveyor belts, facilitating tasks such as loading, unloading, and distribution without the need for additional components.
Synchronization: Gear reducers ensure synchronized movement of multiple conveyor belts in complex systems, optimizing material flow and minimizing jams or bottlenecks.

Robotics:

In robotics, gear reducers enhance efficiency through the following means:

Precision Movement: Gear reducers provide precise control over the movement of robot joints and arms, enabling accurate positioning and manipulation of objects.
Reduced Inertia: Gear reducers help reduce the inertia experienced by robotic components, allowing for quicker and more responsive movements while conserving energy.
Compact Design: Gear reducers offer a compact and lightweight solution for achieving various motion profiles in robotic systems, allowing for efficient use of space and resources.
Torque Amplification: By amplifying torque from the motor, gear reducers enable robots to handle heavier loads and perform tasks that require greater force, enhancing their overall capabilities.

By providing precise speed control, torque adjustment, and reliable motion transmission, gear reducers optimize the performance of conveyor systems and robotics, leading to improved efficiency, reduced energy consumption, and enhanced operational capabilities.

gear gearbox

What maintenance practices are essential for prolonging the lifespan of gear reducers?

Proper maintenance is crucial for extending the lifespan and ensuring optimal performance of gear reducers. Here are essential maintenance practices:

1. Lubrication: Regular lubrication of gear reducers is vital to reduce friction, wear, and heat generation. Use the recommended lubricant and follow the manufacturer’s guidelines for lubrication intervals.
2. Inspection: Routinely inspect gear reducers for signs of wear, damage, or leaks. Check for unusual noises, vibrations, or temperature increases during operation.
3. Alignment: Ensure proper alignment of the input and output shafts. Misalignment can lead to increased wear, noise, and reduced efficiency. Align the components according to the manufacturer’s specifications.
4. Cooling and Ventilation: Maintain proper cooling and ventilation to prevent overheating. Ensure that cooling fans and vents are clean and unobstructed.
5. Seal Maintenance: Inspect and replace seals as needed to prevent contaminants from entering the gear reducer. Contaminants can lead to accelerated wear and reduced performance.
6. Bolts and Fasteners: Regularly check and tighten bolts and fasteners to prevent loosening during operation, which can cause misalignment or component damage.
7. Replacing Worn Components: Replace worn or damaged components, such as gears, bearings, and seals, with genuine parts from the manufacturer.
8. Vibration Analysis: Conduct periodic vibration analysis to identify potential issues early. Excessive vibration can indicate misalignment or component wear.
9. Maintenance Records: Keep detailed maintenance records, including lubrication schedules, inspection dates, and component replacements. This helps track the history of the gear reducer and aids in future maintenance planning.
10. Training: Provide proper training to maintenance personnel on gear reducer maintenance and troubleshooting techniques.

By adhering to these maintenance practices, you can maximize the lifespan of your gear reducers, minimize downtime, and ensure reliable operation in your industrial processes.

gear gearbox

How do gear reducers contribute to speed reduction and torque increase?

Gear reducers play a crucial role in mechanical systems by achieving speed reduction and torque increase through the principle of gear ratios. Here’s how they work:

Gear reducers consist of multiple gears with different sizes, known as gear pairs. These gears are meshed together, and their teeth interlock to transmit motion and power. The gear ratio is determined by the ratio of the number of teeth on the input gear (driver) to the number of teeth on the output gear (driven).

Speed Reduction: When a larger gear (output gear) is driven by a smaller gear (input gear), the output gear rotates at a slower speed than the input gear. This reduction in speed is proportional to the gear ratio. As a result, gear reducers are used to slow down the rotational speed of the output shaft compared to the input shaft.

Torque Increase: The interlocking teeth of gears create a mechanical advantage that allows gear reducers to increase torque output. When the input gear applies a force (torque) to the teeth, it is transmitted to the output gear with greater force due to the leverage provided by the larger diameter of the output gear. The torque increase is inversely proportional to the gear ratio and is essential for applications requiring high torque at lower speeds.

By selecting appropriate gear ratios and arranging gear pairs, gear reducers can achieve various speed reduction and torque multiplication factors, making them essential components in machinery and equipment where precise control of speed and torque is necessary.

China Hot selling Reducer, Worm Gear Reducer, Speed Reducer Gearboxes High Speed Gearbox Reducer gearbox adjustment
editor by CX 2023-10-09

China Good quality Good Worm Gear Motor 0.09~1.5kw Nmrv Worm Speed Gearbox with high quality

Product Description

Good Worm Gear Motor 0.09~1.5kw NMRV Worm Speed Gearbox

NMRV 571-150 worm gear box with flange and electric motor
NMRV+NMRV Double Stage Arrangement Reduction Gear Box
RV Series Worm Gearbox
worm speed reducer
nmrv worm gear motor

RV Series
Including RV / NMRV / NRV.
Main Characteristic of RV Series Worm Gearbox
RV series worm gear reducer is a new-generation product developed by CHINAMFG on the basis of perfecting WJ series products with a compromise of advanced technology both at home and abroad.
1. High-quality aluminum alloy, light in weight and non-rusting.
2. Large in output torque.
3. Smooth running and low noise,durable in dreadful conditions.
4. High radiation efficiency.
5. Good-looking appearance, durable in service life and small volume.
6. Suitable for omnibearing installation.
Main Materials of RV Series Worm Gearbox
1. Housing: die-cast aluminum alloy(frame size: 571 to 090), cast iron(frame size: 110 to 150).
2. Worm: 20Crm, carbonization quencher heat treatment makes the surface hardness of worm gears up to 56-62 HRX, retain carbonization layer’s thickness between 0.3 and 0.5mm after precise grinding.
3. Worm Wheel: wearable stannum bronze alloy.

SPEED RATIO	7.5~100
OUTPUT TORQUE	<1050NM
IN POWER	0.09-11KW
MOUNTING TYPE	FOOT-MOUNTED FLANGE-MOUNTED

When working, great load capacity, stable running, low noise with high efficiency.
Gear Box’s Usage Field
1	Metallurgy				11	Agitator
2	Mine				12	Rotary weeder
3	Machine				13	Metallurgy
4	Energy				14	Compressor
5	Transmission				15	Petroleum industry
6	Water Conserbancy				16	Air Compressor
7	Tomacco				17	Crusher
8	Medical				18	Materials
9	Packing				19	Electronics
10	Chemical industry				20	Textile indutry
…					…
Power	0.06kw	0.09kw	0.12kw	0.18kw	0.25kw	0.37kw	0.55kw
	0.75kw	1.1kw	1.5kw	2.2kw	3kw	4kw	5.5kw
	7.5kw	11kw	15kw
Torque	2.6N.m-3000N.m
Ratio	7.5-100, the double gearbox is more
Color	Blue, Silver or as customers’ need
Material	Iron or Aluminium
Packing	Carton with Plywood Case or as clients’ requirement
Type	RV571	RV030	RV040	RV050	RV063	RV075	RV090
Weight	0.7kg	1.3kg	2.3kg	3.5kg	6.2kg	9kg	13kg
Type	RV110	RV130	RV150
Weight	35kg	60kg	84kg
Mounting Methods	Foot Installation				Flange Installation
Mounting Methods	For various mortor or double input/output shafts can be equipped

Product picture:

Certificate:

Packing & Delivery:

Our company :
AOKMAN was founded in 1982, which has more than 36 years in R & D and manufacturing of gearboxes, gears, shaft, motor and spare parts.
We can offer the proper solution for uncountable applications. Our products are widely used in the ranges of metallurgical, steel, mining, pulp and paper, sugar and alcohol market and various other types of machines with a strong presence in the international market.
AOKMAN has become a reliable supplier, able to supply high quality gearboxes.With 36 years experience, we assure you the utmost reliability and security for both product and services.

Customer visiting:

FAQ:
1.Q:What kinds of gearbox can you produce for us?
A:Main products of our company: UDL series speed variator,RV series worm gear reducer, ATA series shaft mounted gearbox, X,B series gear reducer,
P series planetary gearbox and R, S, K, and F series helical-tooth reducer, more
than 1 hundred models and thousands of specifications
2.Q:Can you make as per custom drawing?
A: Yes, we offer customized service for customers.
3.Q:What is your terms of payment ?
A: 30% Advance payment by T/T after signing the contract.70% before delivery
4.Q:What is your MOQ?
A: 1 Set

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

China Good quality Good Worm Gear Motor 0.09~1.5kw Nmrv Worm Speed Gearbox with high quality
editor by CX 2023-09-18

China Best Sales 1/10 15 20 25 30 40 50 60 Ratio Gear Box Worm Gear Speed Reducers gearbox adjustment

Product Description

1/ ratio gear box worm gear speed reducers

Features:
1. Compact structure and simple assembly;
2. Wide speed ranges and high torque;
3. Low noise, good sealing performance, high efficiency;
4. Stable and safe, long lifetime, universal;
5. Multi-structure, various assembling methods

Product photo:

Specification:

ANG WP Worm reducer
Model	WPA WPS WPDA WPDS WPO WPX…
Size	40-250(single stage)
Input power	0.12kw ~ 33kw
Input speed	750rpm ~ 2000rpm
Reduction ratio	1/10 ~ 1/60(single stage)
Input motor	AC (1 phase or 3 phase) / DC motor
Output torque	6-6050Nm
Install type	Foot / CHINAMFG shaft / Hollow shaft…
Material of housing	Die-cast iron
Application	Food Stuff, Ceramics, Chemical, Packing, Dyeing, Woodworking, Glass, etc.

FAQ
Q: Can you make the reducer with customization?
A: Yes, we can customize per your request, like flange, shaft, configuration, material, etc.

Q: Do you provide samples?
A: Yes. Sample is available for testing.

Q: What is your MOQ?
A: It is 10pcs for the beginning of our business.

Q: What’s your lead time?
A: Standard product need 5-30days, a bit longer for customized products.

Q: Do you provide technology support?
A: Yes. Our company have design and development team, we can provide technology support if you
need.

Q: How to ship to us?
A: It is available by air, or by sea, or by train.

Q: How to pay the money?
A: T/T and L/C is preferred, with different currency, including USD, EUR, RMB, etc.

Q: How can I know the product is suitable for me?
A: >1^ST confirm drawing and specification >2^nd test sample >3^rd start mass production.

Q: Can I come to your company to visit?
A: Yes, you are welcome to visit us at any time.

Q: How shall we contact you?
A: You can send inquiry directly, and we will respond within 24 hours.

Application:	Machinery
Hardness:	Hardened Tooth Surface
Installation:	Horizontal Type
Layout:	Right Angle
Gear Shape:	Cylindrical Gear
Step:	Single-Step

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

Customization:	Available \| Customized Request

gear gearbox

Are there any disadvantages or limitations to using gear reducer systems?

While gear reducer systems offer numerous advantages, they also come with certain disadvantages and limitations that should be considered during the selection and implementation process:

1. Size and Weight: Gear reducers can be bulky and heavy, especially for applications requiring high gear ratios. This can impact the overall size and weight of the machinery or equipment, which may be a concern in space-constrained environments.

2. Efficiency Loss: Despite their high efficiency, gear reducers can experience energy losses due to friction between gear teeth and other components. This can lead to a reduction in overall system efficiency, particularly in cases where multiple gear stages are used.

3. Cost: The design, manufacturing, and assembly of gear reducers can involve complex processes and precision machining, which can contribute to higher initial costs compared to other power transmission solutions.

4. Maintenance: Gear reducer systems require regular maintenance, including lubrication, inspection, and potential gear replacement over time. Maintenance activities can lead to downtime and associated costs in industrial settings.

5. Noise and Vibration: Gear reducers can generate noise and vibrations, especially at high speeds or when operating under heavy loads. Additional measures may be needed to mitigate noise and vibration issues.

6. Limited Gear Ratios: While gear reducers offer a wide range of gear ratios, there may be limitations in achieving extremely high or low ratios in certain designs.

7. Temperature Sensitivity: Extreme temperatures can affect the performance of gear reducer systems, particularly if inadequate lubrication or cooling is provided.

8. Shock Loads: While gear reducers are designed to handle shock loads to some extent, severe shock loads or abrupt changes in torque can still lead to potential damage or premature wear.

Despite these limitations, gear reducer systems remain widely used and versatile components in various industries, and their disadvantages can often be mitigated through proper design, selection, and maintenance practices.

gear gearbox

How do gear reducers handle shock loads and sudden changes in torque?

Gear reducers are designed to handle shock loads and sudden changes in torque through several mechanisms that enhance their durability and reliability in challenging operating conditions.

1. Robust Construction: Gear reducers are constructed using high-strength materials and precision manufacturing techniques. This ensures that the gears, bearings, and other components can withstand sudden impacts and high torque fluctuations without deformation or failure.

2. Shock-Absorbing Features: Some gear reducer designs incorporate shock-absorbing features, such as flexible couplings, elastomeric elements, or torsionally flexible gear designs. These features help dampen and dissipate the energy from sudden shocks or torque spikes, reducing the impact on the entire system.

3. Torque Limiters: In applications where shock loads are common, torque limiters may be integrated into the gear reducer. These devices automatically disengage or slip when a certain torque threshold is exceeded, preventing damage to the gears and other components.

4. Overload Protection: Gear reducers can be equipped with overload protection mechanisms, such as shear pins or torque sensors. These mechanisms detect excessive torque and disengage the drive temporarily, allowing the system to absorb the shock or adjust to the sudden torque change.

5. Proper Lubrication: Adequate lubrication is essential for managing shock loads and sudden torque changes. High-quality lubricants reduce friction and wear, helping the gear reducer withstand dynamic forces and maintain smooth operation.

6. Dynamic Load Distribution: Gear reducers distribute dynamic loads across multiple gear teeth, which helps prevent localized stress concentrations. This feature minimizes the risk of tooth breakage and gear damage when subjected to sudden changes in torque.

By incorporating these design features and mechanisms, gear reducers can effectively handle shock loads and sudden changes in torque, ensuring the longevity and reliability of various industrial and mechanical systems.

gear gearbox

Can you explain the different types of gear reducers available in the market?

There are several types of gear reducers commonly used in industrial applications:

1. Spur Gear Reducers: These reducers have straight teeth and are cost-effective for applications requiring moderate torque and speed reduction. They are efficient but may produce more noise compared to other types.

2. Helical Gear Reducers: Helical gears have angled teeth, which provide smoother and quieter operation compared to spur gears. They offer higher torque capacities and are suitable for heavy-duty applications.

3. Bevel Gear Reducers: Bevel gears have conical shapes and intersect at an angle, allowing them to transmit power between non-parallel shafts. They are commonly used in applications where shafts intersect at 90 degrees.

4. Worm Gear Reducers: Worm gears consist of a worm (screw) and a mating gear (worm wheel). They offer high torque reduction and are used for applications requiring high ratios, although they can be less efficient.

5. Planetary Gear Reducers: These reducers use a system of planetary gears to achieve high torque output in a compact design. They provide excellent torque multiplication and are commonly used in robotics and automation.

6. Cycloidal Gear Reducers: Cycloidal drives use an eccentric cam to achieve speed reduction. They offer high shock load resistance and are suitable for applications with frequent starting and stopping.

7. Harmonic Drive Reducers: Harmonic drives use a flexible spline to achieve high gear reduction ratios. They provide high precision and are commonly used in applications requiring accurate positioning.

8. Hypoid Gear Reducers: Hypoid gears have helical teeth and non-intersecting shafts, making them suitable for applications with space limitations. They offer high torque and efficiency.

Each type of gear reducer has its own advantages and limitations, and the choice depends on factors such as torque requirements, speed ratios, noise levels, space constraints, and application-specific needs.

China Best Sales 1/10 15 20 25 30 40 50 60 Ratio Gear Box Worm Gear Speed Reducers gearbox adjustment
editor by CX 2023-09-15

China Best Sales Single/Double Stage Nmrv Worm Reduction Gear Speed Reducer comer gearbox

Product Description

Single/double stage nmrv worm reduction gear speed reducer

Features:
1. Light in weight and non-rusting
2. Smooth in running, can work long time in dreadful conditions
3. High efficiency, low noise
4. Good-looking in appearance, durable in service life and small in volume

Product photo:

Specification for worm reducer:

Model	571 ~ 150
Power	0.06kw ~ 15kw
Input speed	750rpm ~ 2000rpm
Reduction ratio	1/5 ~ 1/100
Input motor	AC (1 phase or 3 phase) / DC / BLDC / Stepper / Servo
Output shaft	Solid shaft / Hollow shaft / Output flange…
Dimension standard	Metric size / Inch size
Material of housing	die-cast aluminum / Cast iron / Stainless steel
Accessories	Flange / CHINAMFG shaft / Torque arm / Cover …