Product Description
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, 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) | |
|---|
| Customization: |
Available
| Customized Request |
|---|


editor by CX 2023-10-23
China Custom High Worm Wheel Speed Reducer Quality Worm Wheel Gearbox sequential gearbox
Product Description
MaHangZhou CHINAMFG Precision Machniery co.,ltd is a private enterprise, which is the largest manufacturer specializing in designing and manufacturing slewing rings in China more than 30 years. It is the unique enterprise on Stock market.
The product range is from ø100mm- ø5000mm,including more than 3000 types. The main type includes Single-row ball, Double-row ball, Single-row cross-roller, Tri-roller etc. Slewing Ring is widely used in construction machines, engineering machines, CHINAMFG machines, metallurgical machines, light industrial machines, wind generators, medical treatment CT machines etc. The product export to US, Russia, Italy, French, German, Japan, South Asian.The company has achieved GJB9001B-2009 quality management system, ISO9001:2008 quality management system, ISO14001:2004 environment management system and OHSAS18001:1999 occupational health and safety management system certification.
The National test center has more than 40 detecting and analytical instruments, like Gantry three-dimensional measuring machine, universal materials tester , shock testing machine, Comprehensive function test bench, electromagnetic vibration generator system, High and low temperature test rig and direct-reading spectrometer etc. The whole processes quality control from chemical composition of raw materials to processing precision of products has been realized
| Feature: | High Speed, Vacuum, Antimagnetic, Cold-Resistant, Corrosion-Resistant, Heat-Resistant, Steel |
|---|---|
| Step: | Multi-Step |
| Installation: | Horizontal |
| Transmission Form: | Worm |
| Type: | Single-Row Ball |
| Origin: | China |
| Samples: |
US$ 10/Piece
1 Piece(Min.Order) | |
|---|


editor by CX 2023-10-23
China manufacturer CE Approved S Series Helical Worm Gear Reducer gearbox engine
Product Description
Product Description
Ce Approved S Series Helical Worm Gear Reducer (S37-S97)
S series gearbox are available in the following designs:
(1) SY
Foot mounted helical worm gearbox with CHINAMFG shaft
(2) SAY
Helical worm gearbox with hollow shaft
(3) SAZY
Small flange mounted helical worm gearbox with hollow shaft
Detailed Photos
(4) SA (S,SF,SAF,SAZ)Y
Assemble users’ motor or special motor, flange is required
(5) SFY
Flange mounted helical worm gearbox with CHINAMFG shaft
(6) SAFY
Flange mounted helical worm gearbox with hollow shaft
(7) SATY
Torque arm mounted helical worm gearbox with hollow shaft
(8) S (SF,SA,SAF,SAZ) S
Shaft input helical worm gearbox
(9) SA (S,SF,SAF,SAZ)RY
Combined helical worm gearbox
(10) SA (S,SF,SAF,SAZ)SR
Shaft input combined helical worm gearbox
Product Parameters
S Series Worm Helical Gear Box:
1.Technical data
| Input power | Ratio | Input speed | Torque | Transmission stage | Mounting type |
| 0.18~22kW | 9.96~244.74(MAX:4606) | 1400rpm 900rpm 700rpm |
90~4000N.m | 2stage 3stage |
Foot mounted Flange mounted |
2.Input power rating and permissible torque
| Size | 37 | 47 | 57 | 67 | 77 | 87 | 97 |
| Structure | S SA SF SAF SAT SAZ | ||||||
| Input Power(kW) | 0.18~0.75 | 0.18~1.5 | 0.18~3 | 0.25~5.5 | 0.55~7.5 | 0.75~15 | 1.5~22 |
| Ratio | 10.27~165.71 | 11.46~244.74 | 10.78~196.21 | 11.55~227.20 | 9.96~241.09 | 11.83~223.26 | 12.75~230.48 |
| Permissible Torque(N.m) | 90 | 170 | 300 | 520 | 1270 | 2280 | 4000 |
3.Gear unit weight
| Size | 37 | 47 | 57 | 67 | 77 | 87 | 97 |
| Weight(kg) | 7 | 10 | 14 | 26 | 50 | 100 | 170 |
4.Structures of S series gearbox
| S series gear units are available in the following designs | |
| S…Y… | Foot-mounted parallel shaft helical gear units with solid shaft |
| SA…Y… | Parallel shaft helical gear units with hollow shaft |
| SAZ…Y… | Short-flange mounted parallel shaft helical gear units with hollow shaft |
| SF…Y… | Flange-mounted parallel shaft helical gear units with solid shaft |
| SAT…Y… | Flange-mounted parallel shaft helical gear units with hollow shaft |
| S(SF,SA,SAF,SAZ)S… | Shaft input parallel shaft helical gear units |
| S(SF,SA,SAF,SAZ)…R…Y… | Combinatorial parallel shaft helical gear units |
| S(SF,SA,SAF,SAZ)S…R… | Shaft input combinatorial parallel shaft helical gear units |
5.Field Gear Box’s Usage
1. Metallurgy 2 Mine 3 Machine 4 Energy 5 Transportation 6 Water Conserbancy 7 Tomacco 8 Pharmacy 9 Printing Package 10 Chemical industry…
6.Our services:
| Pre-sale services | 1. Select equipment model. |
| 2.Design and manufacture products according to clients’ special requirement. | |
| 3.Train technical personal for clients | |
| Services during selling | 1.Pre-check and accept products ahead of delivery. |
| 2. Help clients to draft solving plans. | |
| After-sale services | 1.Assist clients to prepare for the first construction scheme. |
| 2. Train the first-line operators. | |
| 3.Take initiative to eliminate the trouble rapidly. | |
| 4. Provide technical exchanging. |
Packaging & Shipping
Company Profile
After Sales Service
FAQ
If you are interested in our product, welcome you contact me.
Our team will support any need you might have.
| Application: | Motor, Machinery, Industry |
|---|---|
| Function: | Change Drive Torque, Speed Changing, Speed Reduction |
| Layout: | Right Angle |
| Hardness: | Hardened |
| Installation: | Horizontal Type |
| Step: | Double-Step |
| Customization: |
Available
| Customized Request |
|---|

Can you provide real-world examples of products that use gear reducer technology?
Certainly! Gear reducer technology is widely used in various industries and products to enhance performance and efficiency. Here are some real-world examples:
1. Industrial Machinery: Gear reducers are commonly used in manufacturing machinery, such as conveyor systems, material handling equipment, and assembly lines, where they help control speed and torque for precise operations.
2. Wind Turbines: Wind turbines utilize gear reducers to transform the low rotational speed of the wind turbine rotor into the higher speed needed for electricity generation, optimizing energy conversion.
3. Automotive Transmissions: Automobiles use gear reducers as part of their transmissions to optimize power delivery from the engine to the wheels, allowing the vehicle to operate efficiently at different speeds.
4. Robotics: Robotic systems rely on gear reducers to control the movement and articulation of robot arms, enabling precise and controlled motion for various applications.
5. Printing Presses: Gear reducers are integral to printing presses, ensuring accurate and synchronized movement of printing plates, rollers, and paper feed mechanisms.
6. Conveyor Belts: Conveyor systems in industries like mining, agriculture, and logistics use gear reducers to regulate the movement of materials along the conveyor belts.
7. Packaging Machinery: Gear reducers play a crucial role in packaging machines, controlling the speed and movement of packaging materials, filling mechanisms, and sealing components.
8. Cranes and Hoists: Cranes and hoists rely on gear reducers to lift heavy loads with precision and control, ensuring safe and efficient material handling.
9. Pumps and Compressors: Gear reducers are utilized in pumps and compressors to regulate fluid flow and pressure, optimizing energy usage in fluid transportation systems.
10. Agriculture Equipment: Tractors and other agricultural machinery use gear reducers to adjust the speed and power delivery for different tasks, such as plowing, planting, and harvesting.
These examples demonstrate the diverse applications of gear reducer technology across various industries, showcasing their role in enhancing efficiency, control, and performance in a wide range of products and systems.

What factors should be considered when selecting the right gear reducer?
Choosing the appropriate gear reducer involves considering several crucial factors to ensure optimal performance and efficiency for your specific application:
- 1. Torque and Power Requirements: Determine the amount of torque and power your machinery needs for its operation.
- 2. Speed Ratio: Calculate the required speed reduction or increase to match the input and output speeds.
- 3. Gear Type: Select the appropriate gear type (helical, bevel, worm, planetary, etc.) based on your application’s torque, precision, and efficiency requirements.
- 4. Mounting Options: Consider the available space and the mounting configuration that suits your machinery.
- 5. Environmental Conditions: Evaluate factors such as temperature, humidity, dust, and corrosive elements that may impact the gear reducer’s performance.
- 6. Efficiency: Assess the gear reducer’s efficiency to minimize power losses and improve overall system performance.
- 7. Backlash: Consider the acceptable level of backlash or play between gear teeth, which can affect precision.
- 8. Maintenance Requirements: Determine the maintenance intervals and procedures necessary for reliable operation.
- 9. Noise and Vibration: Evaluate noise and vibration levels to ensure they meet your machinery’s requirements.
- 10. Cost: Compare the initial cost and long-term value of different gear reducer options.
By carefully assessing these factors and consulting with gear reducer manufacturers, engineers and industry professionals can make informed decisions to select the right gear reducer for their specific application, optimizing performance, longevity, and cost-effectiveness.

Are there variations in gear reducer designs for specific tasks and applications?
Yes, gear reducer designs vary widely to suit specific tasks and applications across various industries. Manufacturers offer a range of gear reducer types and configurations to accommodate different requirements, including:
- Helical Gear Reducers: These are versatile and provide smooth and efficient torque transmission. They are commonly used in applications requiring high precision and moderate speed reduction, such as conveyors, mixers, and agitators.
- Bevel Gear Reducers: These are ideal for transmitting power between intersecting shafts. They are often used in heavy machinery, printing presses, and automotive applications.
- Worm Gear Reducers: These provide compact solutions and are suitable for applications with higher speed reduction requirements, such as conveyor systems, winches, and elevators.
- Planetary Gear Reducers: These offer high torque density and are used in applications demanding precise control, such as robotics, aerospace, and heavy-duty machinery.
- Parallel Shaft Gear Reducers: Commonly used in industrial machinery, these reducers are designed for high torque and reliability.
- Right-Angle Gear Reducers: These are used when space limitations require a change in shaft direction, commonly found in packaging equipment and conveyors.
Each type of gear reducer has unique features and benefits that make it suitable for specific tasks. Manufacturers often provide customization options to tailor gear reducers to the precise requirements of an application, including gear ratios, mounting options, and input/output configurations.
Therefore, the variation in gear reducer designs allows industries to select the most appropriate type based on factors such as torque, speed, space constraints, precision, and environmental conditions.


editor by CX 2023-10-23
China wholesaler CZPT Worm Speed Hollow Gearbox From 7.5 to 100 Ratio automatic gearbox
Product Description
NMRV worm gearbox motor
NMRV series worm gear reducer:
Its structure,outline and installation dimensions as well as performance are same with that of
Europe an products,they are interchangeable,and the materials and machining process are advanced internationally.The product is featured by:
1.Low noise and temperature rise.
2.High bearing capability,smooth run and long service life.
3.ompact structure,samll volume,light weight,beautiful shape and easy to install.
4.Can run continuously under server environment,and has a good reliability.
GPHQ NMRV aluminum worm gearbox motor details:
| Type | GPHQ NMRV Worm Gear Speed Reducer /gearbox motor |
| Model: | NMRV25/30/ 40/ 50/ 63/ 75/ 90/110/130/150 |
| Input Power: | 0.06KW,0.09KW,0.12KW,0.18KW,0.22KW,0.25KW,0.37KW,0.55KW,0.75KW,1.1KW,1.5KW,2.2KW,4KW,5.5KW,7.5KW ,11KW,15KW |
| IEC Flange | 56B5,56B14,63B5,63B14,71B5,71B14,80B5,80B14,90B5,90B14,100B5, 100B14,112B5,112B14 132B5,160B5 |
| Ratio | 1: 7.5,10,15,20,25,30,40,50,60,80,100 |
| Material |
Housing: Die-Cast Aluminum Alloy for rv25-rv90 , die-cast cast iron for rv110 to rv150 |
| Worm Gear-brass+cast iron | |
| Worm-20CrMn Ti with carburizing and quenching, surface harness is 56-62HRC | |
| Shaft-chromium steel-45# | |
| Color: | Blue/Silver Or others if quantity is big |
| Packing: | Carton or plywood Case |
| Guarantee time : | 1 Year except except Man-made destruction |
| Usages: | Industrial Machine: Food Stuff, Ceramics,CHEMICAL,Packing,Dyeing,Woodworking,Glass. |
| shaft: | output CHINAMFG shaft or output hollow shaft |
FAQ
1, Q:what’s your MOQ for ac gearbox motor ?
A: 1pc is ok for each type electric gear box motor
2, Q: What about your warranty for your induction speed reducer motor ?
A: 1 year ,but except man-made destroyed
3, Q: which payment way you can accept ?
A: TT, western union .
4, Q: how about your payment way ?
A: 100%payment in advanced less $5000 ,30% payment in advanced payment , 70% payment before sending over $5000.
5, Q: how about your packing of speed reduction motor ?
A: plywood case ,if size is small ,we will pack with pallet for less 1 container
6, Q: What information should be given, if I buy electric helical geared motor from you ?
A: rated power, ratio or output speed,type ,voltage , mounting way , quantity , if more is better.
| Application: | Motor, Machinery, Agricultural Machinery |
|---|---|
| Function: | Speed Reduction |
| Layout: | Right Angle |
| Hardness: | Hardened Tooth Surface |
| Step: | Single-Step |
| Ratio: | 7.5/10/15/20/25/30/40/50/60/80/100 |
| Customization: |
Available
| Customized Request |
|---|


editor by CX 2023-10-20
China best RV Series High Precision High Torque Smrv 025 030 040 050 Worm Gear Reducer gearbox assembly
Product Description
Worm gearbox speed reducer electric motor dc are on sale with high quality for you
SMRV 571-150 worm gear box with flange and electric motor
SMRV+NMRV Double Stage Arrangement Reduction Gear Box
RV Series Worm Gearbox
worm speed reducer
nmrv worm gear motor
You can choose the 1 type that you need form these product introction.
If you have any question,please contact me.
HangZhou CHINAMFG Machinery Co.,ltd is a company specialized in research, manufacture and service of speed gearbox. Ever since establishment, we have been persisting in technical innovation, advancing the techonology to our products while maintaining our strict quality controls. It is the reason that our products branding ”Xihu (West Lake) Dis.n” have enjoyed such successful global sales.
At present, our company mainly supplies 5 series products as RV worm gearbox, UDL series speed variator,PC series helical gear unit,G3 helical geared motor and SRC helical gearbox. The products are widely applied in the mechanical equipment field such as food and beverage,cement,package,chemical and dyeing, rubber and plastic, CNC machine tool,etc.
Our products have been processed ISO 9001 Quality System Certification and exported to Italy,Spain,Britain,Poland,Turkey.The USA and other European countries,earn the good reputation with our outstanding quality and service.
Customers first,customers satisfaction, excellent after sale service and incessant innovation are our tenet and motto. We will go all out to provide all the customers with high quality and service.
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical Type |
| Samples: |
US$ 30/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. |
|---|

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.

What factors should be considered when selecting the right gear reducer?
Choosing the appropriate gear reducer involves considering several crucial factors to ensure optimal performance and efficiency for your specific application:
- 1. Torque and Power Requirements: Determine the amount of torque and power your machinery needs for its operation.
- 2. Speed Ratio: Calculate the required speed reduction or increase to match the input and output speeds.
- 3. Gear Type: Select the appropriate gear type (helical, bevel, worm, planetary, etc.) based on your application’s torque, precision, and efficiency requirements.
- 4. Mounting Options: Consider the available space and the mounting configuration that suits your machinery.
- 5. Environmental Conditions: Evaluate factors such as temperature, humidity, dust, and corrosive elements that may impact the gear reducer’s performance.
- 6. Efficiency: Assess the gear reducer’s efficiency to minimize power losses and improve overall system performance.
- 7. Backlash: Consider the acceptable level of backlash or play between gear teeth, which can affect precision.
- 8. Maintenance Requirements: Determine the maintenance intervals and procedures necessary for reliable operation.
- 9. Noise and Vibration: Evaluate noise and vibration levels to ensure they meet your machinery’s requirements.
- 10. Cost: Compare the initial cost and long-term value of different gear reducer options.
By carefully assessing these factors and consulting with gear reducer manufacturers, engineers and industry professionals can make informed decisions to select the right gear reducer for their specific application, optimizing performance, longevity, and cost-effectiveness.

How do gear reducers handle variations in input and output speeds?
Gear reducers are designed to handle variations in input and output speeds through the use of different gear ratios and configurations. They achieve this by utilizing intermeshing gears of varying sizes to transmit torque and control rotational speed.
The basic principle involves connecting two or more gears with different numbers of teeth. When a larger gear (driving gear) engages with a smaller gear (driven gear), the rotational speed of the driven gear decreases while the torque increases. This reduction in speed and increase in torque enable gear reducers to efficiently adapt to variations in input and output speeds.
The gear ratio is a critical factor in determining how much the speed and torque change. It is calculated by dividing the number of teeth on the driven gear by the number of teeth on the driving gear. A higher gear ratio results in a greater reduction in speed and a proportionate increase in torque.
Planetary gear reducers, a common type, use a combination of gears including sun gears, planet gears, and ring gears to achieve different speed reductions and torque enhancements. This design provides versatility in handling variations in speed and torque requirements.
In summary, gear reducers handle variations in input and output speeds by using specific gear ratios and gear arrangements that enable them to efficiently transmit power and control motion characteristics according to the application’s needs.


editor by CX 2023-10-19
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) | |
|---|


editor by CX 2023-10-12
China factory China Low Price DC 12V Worm Geared Motor Reducer for Sale gearbox assembly
Product Description
China Low Price DC 12v Worm Geared Motor Reducer for Sale
Model:D76R(72)-24v45w-40rpm
| Type | electric dc gear motor | ||
| Motor Diameter | 76mm | ||
| Voltage | 12v 24v 36v 42v 48v | ||
| Power | ≤150W | ||
| Torque | ≤23N.M | ||
| Speed | ≤300RPM | ||
| Gear of ratio | 60:1 20:1 47:2 | ||
| Gear Modulus | 60:1 20:1 M=1 | ||
| Material of gear | Plastic /brass | ||
| OEM/ODM Service | Accept | ||
| Usage | Hydraulic pump,electric forklift truck,vacuum cleaner , sweep,scrubber ,welding machine ,electrical household, vending macine, auto garage door opener,other electric tools . | ||
HangZhou CHINAMFG Science & Technology Co.,Ltd is a subsidiary of HangZhou CHINAMFG Motor Co.,Ltd.The factory is located in Xihu (West Lake) Dis.,HangZhou,we can design and manufacture of motors according to all our customers’ demands so far,we can manufacture about 60,000 motors per month.
Our main market:
Europe,America and Asia,including United Kingdom, Germany, Italy, France, Sweden, United State,India,Korea and so on.
Company Advantages:
1. Big production capacity, fast delivery.
2. Strict QC inspecting rules: all products must be 100% inspected before delivery.
3. OEM/ODM services are available
4. 24 hours online service.
5. Prompt quotation for your inquiry
6. Quality,reliability and long product life.
7. Professional manufacturer offers competitive price.
8. Diversified rich experienced skilled workers.
More Applications:
Car simulator ,garage door opener ,gate operator, packing barrier,wheelchair ,electric vehicle ,water pump ,floor polisher,truck lift,stair lift,hospital bed ,hydraulic pump electric forklift.
RFQ:
Q: Are you trading company or manufacturer ?
A: We are Integration of industry and trade, with over 20 years experience in DC worm gear motor. Our company have accumulated skilled production line, complete management and powerful research support, which could match all of the customers’ requirements and make them satisfaction.
Q: What is your main product?
–DC Motor: Gear motor, Square motor, Stepped motor, and Micro motor
-Welding equipment: Wire feeder, Welding rod, Welding Torch, Earth clamp, Electrode holder, and Rectifier
Q: What if I don’t know which DC motor I need?
A: Don’t worry, Send as much information as you can, our team will help you find the right 1 you are looking for.
Q: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us as below:
Q: How to delivery:
A: By sea – Buyer appoint forwarder, or our sales team find suitable forwarder for buyers.
By air – Buyer offer collect express account, or our sales team find suitable express for buyers. (Mostly for sample)
Others – Actually,samples send by DHL,UPS, TNT and Fedex etc. We arrange to delivery goods to some place from China appointed by buyers.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
| Application: | Universal, Industrial, Household Appliances, Power Tools, Industrial Machine |
|---|---|
| Operating Speed: | Low Speed |
| Excitation Mode: | Permanent Magnent |
| Samples: |
US$ 150/Piece
1 Piece(Min.Order) | Order Sample Sample fee will be returned when order reaches 200
|
|---|
| 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. |
|---|

How do gear reducers contribute to energy efficiency in machinery and equipment?
Gear reducers play a significant role in enhancing energy efficiency in various machinery and equipment. Here’s how they contribute:
1. Speed Reduction: Gear reducers are commonly used to reduce the speed of the input shaft, allowing the motor to operate at a higher speed where it’s most efficient. This speed reduction helps match the motor’s optimal operating range, reducing energy consumption.
2. Torque Increase: Gear reducers can increase torque output while decreasing speed, enabling machinery to handle higher loads without the need for a larger, more energy-intensive motor.
3. Matching Load Requirements: By adjusting gear ratios, gear reducers ensure that the machinery’s output speed and torque match the load requirements. This prevents the motor from operating at unnecessary high speeds, saving energy.
4. Variable Speed Applications: In applications requiring variable speeds, gear reducers allow for efficient speed control without the need for continuous motor adjustments, improving energy usage.
5. Efficient Power Transmission: Gear reducers efficiently transmit power from the motor to the load, minimizing energy losses due to friction and inefficiencies.
6. Motor Downsizing: Gear reducers enable the use of smaller, more energy-efficient motors by converting their higher speed, lower torque output into the lower speed, higher torque needed for the application.
7. Decoupling Motor and Load Speeds: In cases where the motor and load speeds are inherently different, gear reducers ensure the motor operates at its most efficient speed while still delivering the required output to the load.
8. Overcoming Inertia: Gear reducers help overcome the inertia of heavy loads, making it easier for motors to start and stop, reducing energy consumption during frequent operation.
9. Precise Control: Gear reducers provide precise control over speed and torque, optimizing the energy consumption of machinery in processes that require accurate adjustments.
10. Regenerative Braking: In some applications, gear reducers can be used to capture and convert kinetic energy back into electrical energy during braking or deceleration, improving overall energy efficiency.
By efficiently managing speed, torque, and power transmission, gear reducers contribute to energy-efficient operation, reducing energy consumption, and minimizing the environmental impact of machinery and equipment.

What role do gear ratios play in optimizing the performance of gear reducers?
Gear ratios play a crucial role in optimizing the performance of gear reducers by determining the relationship between input and output speeds and torques. A gear ratio is the ratio of the number of teeth between two meshing gears, and it directly influences the mechanical advantage and efficiency of the gear reducer.
1. Speed and Torque Conversion: Gear ratios allow gear reducers to convert rotational speed and torque according to the needs of a specific application. By selecting appropriate gear ratios, gear reducers can either reduce speed while increasing torque (speed reduction) or increase speed while decreasing torque (speed increase).
2. Mechanical Advantage: Gear reducers leverage gear ratios to provide mechanical advantage. In speed reduction configurations, a higher gear ratio results in a greater mechanical advantage, allowing the output shaft to deliver higher torque at a lower speed. This is beneficial for applications requiring increased force or torque, such as heavy machinery or conveyor systems.
3. Efficiency: Optimal gear ratios contribute to higher efficiency in gear reducers. By distributing the load across multiple gear teeth, gear reducers with suitable gear ratios minimize stress and wear on individual gear teeth, leading to improved overall efficiency and prolonged lifespan.
4. Speed Matching: Gear ratios enable gear reducers to match the rotational speeds of input and output shafts. This is crucial in applications where precise speed synchronization is required, such as in conveyors, robotics, and manufacturing processes.
When selecting gear ratios for a gear reducer, it’s important to consider the specific requirements of the application, including desired speed, torque, efficiency, and mechanical advantage. Properly chosen gear ratios enhance the overall performance and reliability of gear reducers in a wide range of industrial and mechanical systems.

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.


editor by CX 2023-10-12
China Hot selling Km Series Hypoid Gearmotors Worm Gear Km Hypoid Reducer gearbox engine
Product Description
|
item |
value |
|
Warranty |
1 year |
|
Applicable Industries |
Manufacturing Plant, Construction works , Energy & Mining, Other |
|
Customized support |
OEM |
|
Place of Origin |
ZheJiang , China |
|
Input speed |
750-1500rpm |
|
Ratio |
7.5 10 12.5 |
|
Material |
Aluminum |
|
Product name |
KM Series Hypoid Gear Reducer |
|
MOQ |
10pcs |
|
Color |
Customization |
PRODUCTS CHARACTERISTICS
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.
FAQ
Q1:Are you a manufacturer or trading company?
Yes, We are a leading manufacturer specialized in production of various kinds of small and medium-sized
motor.
Q2:How to choose a gearbox which meets our requirement?
You can refer to our catalogue to choose the gearbox or we can help to choose when you provide
the technical information of required output torque, output speed and motor parameter etc.
Q3:What information shall we give before placing a purchase order?
a) Type of the gearbox, ratio, input and output type, input flange, mounting position, and motor information etc.
b) Housing color.
c) Purchase quantity.
d) Other special requirements.
Q4:What industries are your gearboxes being used?
Our gearboxes are widely used in the areas of textile, food processing, beverage, chemical industry, escalator,automatic storage equipment, metallurgy, tabacco, environmental protection, logistics and etc.
Q5:How about your delivery time?
For micro brush dc gear motor, the sample delivery time is 2-5 days, bulk delivery time is about 15-20 days, depends on the order qty. For brushless dc motor, the sample deliver time is about 10-15 days; bulk time is 15-20 days.Please take the sales confirmation for final reference.
Q6:What’s your warranty terms?
One year
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car |
|---|---|
| Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | as for Request |
| Hardness: | Hardened Tooth Surface |
| Installation: | as for Request |
| Step: | as for Request |
| Samples: |
US$ 50/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

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.

What factors should be considered when selecting the right gear reducer?
Choosing the appropriate gear reducer involves considering several crucial factors to ensure optimal performance and efficiency for your specific application:
- 1. Torque and Power Requirements: Determine the amount of torque and power your machinery needs for its operation.
- 2. Speed Ratio: Calculate the required speed reduction or increase to match the input and output speeds.
- 3. Gear Type: Select the appropriate gear type (helical, bevel, worm, planetary, etc.) based on your application’s torque, precision, and efficiency requirements.
- 4. Mounting Options: Consider the available space and the mounting configuration that suits your machinery.
- 5. Environmental Conditions: Evaluate factors such as temperature, humidity, dust, and corrosive elements that may impact the gear reducer’s performance.
- 6. Efficiency: Assess the gear reducer’s efficiency to minimize power losses and improve overall system performance.
- 7. Backlash: Consider the acceptable level of backlash or play between gear teeth, which can affect precision.
- 8. Maintenance Requirements: Determine the maintenance intervals and procedures necessary for reliable operation.
- 9. Noise and Vibration: Evaluate noise and vibration levels to ensure they meet your machinery’s requirements.
- 10. Cost: Compare the initial cost and long-term value of different gear reducer options.
By carefully assessing these factors and consulting with gear reducer manufacturers, engineers and industry professionals can make informed decisions to select the right gear reducer for their specific application, optimizing performance, longevity, and cost-effectiveness.

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.


editor by CX 2023-10-10
China Good quality Wpa147 7.5HP/CV 5.5kw Speed Transmission Gearbox Wpa Worm Gearbox car gearbox
Product Description
> Product Introduction
Wpa147 7.5HP/CV 5.5kw Speed Transmission Gearbox
1, WP series worm gearbox ‘s the transmission smooth, vibration, shock and noise are small, a large reduction ratio, wide versatility, with all kinds of mechanical equipment.
2, WPA series speed reducer are able to obtain a larger single-stage transmission gear ratio, compact, most models have better gear self-locking, braking requirements for mechanical equipment can save brakes
3, worm thread engagement with the worm gear tooth surface friction loss greater than the gear transmission efficiency and therefore low, easy to heat and higher temperatures.
4, interworking good worm manufactured according to national standards, bearings, seals etc with standard parts. 5,
5, box type basic type (vertical or horizontal box for 2 structures with bottom foot) and the universal type (box is rectangular, multi-faceted with fixed screw, not fitted with bottom foot or the other end foot and other structural type)
6, WP series gear box input shaft coupling methods are the basic type (single input shaft and dual input shaft), 2 motor with flange.
7, WP series reducer ‘ output, position and direction of the input shaft and the input shaft on the next; the output axis and down; the input shaft and down.
8, WP series worm gearbox can be 2 or 3 sets consisting of multi stage gear reducer to get great gear ratio.
| Type: | WP gears reduction gear |
| Model: | WPA40-250 |
| Ratio: | 10,15,20,25,30,40,50,60 |
| Color: | Green,Brown |
| Material: | Cast iron body |
| Worm Gear- Cooper-10-3 # | |
| Worm-20CrMnTi with carburizing and quenching, surface hardness is 56-62HRC | |
| Shaft-chromium steel-45# | |
| Packing: | Paper Carton,Plywood box / per set(With foam board inside) |
| Warranty: | 1 year |
| Input Power: | 0.55kw,0.75kw,1.1kw,1.5kw,2.2kw,4kw,5.5kw,7.5kw |
| Usages: | In industrial machine: Food stuff,Ceramics,chemical, aswell as packing, printing, dyeing,woodworking, glass and plastics….. |
| IEC Flange: | 80B5,90B5,100B5,112B5,132B5…. |
| Lubricant: | Synthetic & Mineral |
> Catalogue
> Our Motor Advantages
1. Reasonable price with excellent quality
2.Each 1 tests carefully
3.Clear nameplate
4.Reliable package
5.High efficiency, smooth runingand low noise
6.Best materials make best performance
> Producing Process
> About Us
HangZhou EXTENSION SPEED ELECTRICITY CO.,LTD (HangZhou GOOD COMMERCE & TRADE CO.LTD) specializes in the sales of all kinds of gearbox , electric motors. On the sales service and management has accumulated rich experience, has a number of highly qualified technical personnel, management norms, quality isstable. Products by the China national mandatory product certification, quality is reliable, reasonable structure,and make “environmental protection” and “energy saving” synchronization.
HangZhou GOOD COMMERCE & TRADE CO.,LTD(GPHQ ) has always been in line with: “based on sincerity, good quality for first, the pursuit of excellence, pioneering and enterprising team, efficient, innovation” . perfect aftersales service; We will set up a business under the bridge of friendship, hand in hand Create brilliant!
FAQ
1, Q:what’s your MOQ for ac gearbox motor ?
A: 1pc is ok for each type electric gear box motor
2, Q: What about your warranty for your induction speed reducer motor ?
A: 1 year ,but except man-made destroyed
3, Q: which payment way you can accept ?
A: TT, western union .
4, Q: how about your payment way ?
A: 100%payment in advanced less $5000 ,30% payment in advanced payment , 70% payment before sending over $5000.
5, Q: how about your packing of speed reduction motor ?
A: plywood case ,if size is small ,we will pack with pallet for less 1 container
6, Q: What information should be given, if I buy electric helical geared motor from you ?
A: rated power, ratio or output speed,type ,voltage , mounting way , quantity , if more is better.
| Application: | Motor, Machinery, Agricultural Machinery |
|---|---|
| Function: | Speed Changing, Speed Reduction |
| Layout: | Bevel |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | Double-Step |
| Customization: |
Available
| Customized Request |
|---|


editor by CX 2023-10-09
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
|
kw |
Output speed |
Torque |
Speed ratio |
fs |
Model |
IEC |
|
0.37 |
16.7rpm |
204N.M |
54 |
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 |
|---|

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.

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.

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.


editor by CX 2023-10-09