Tag Archives: worm gear gearbox

China best Nmrv Worm Gear Reducer Worm Gearbox 48VDC 1kw 50rpm 100A gearbox design

Product Description

Product Description

 

NMRV WORM GEAR MOTOR

Technical Feature: High Power version with 50A stall current

NMRV GEAR BOX WEIGHT
NMRV 571 0.8KG/PC
NMRV 030 1.2KG/PC
NMRV 040 2.3KG/PC
NMRV 050 3.5KG/PC
NMRV 063 6.2KG/PC
NMRV 075 9.0KG/PC
NMRV 090 13KG/PC
NMRV 111 35KG/PC
NMRV 130 48KG/PC

For more information, please contact HangZhou Xihu (West Lake) Dis. Motor Co., Ltd.

 voltage
VDC		 no load speed
RPM		 no load current
A		 load torque
KG.CM		 on load speed
RPM		 power
W		 ratio
24 80 18 600 68 1200 60:1
24 130 12 330 110 300 20:1
24 150 12 450 130 300 20:1
24 170 14 350 150 450 24:1
24 30 14 600 25 1000 7.5:1
24 65 12 500 60 800 20:1
24 210 10 400 180 450 75:1

Detailed Photos

Product Parameters

Certifications

Packaging & Shipping

Company Profile

 

Welcome to HangZhou Xihu (West Lake) Dis. Motor Co., Ltd.

 

Our company specializes in producing AC and DC motors for a wide range of devices, including kitchen appliances, air flow products, air conditioners, water heaters, pumps, power tools, robots, 3D printers, medical products, smart wearables, electrical toys, and household appliances.

 

With over 16 years of experience working with top brands, we understand the importance of quality and consumer value in various industries. Our team of specialists in engineering, manufacturing, quality control, production management, and technology development is dedicated to providing customer-specific motion solutions.

 

We offer a complete and professional solution to our customers, including superior customer service, reliable and high-quality products, innovative designs, a wide product range, competitive prices, and convenient ordering quantities. Our products comply with EU and American standards and regulations, ensuring safety and social responsibility.

 

Join us in our commitment to CHINAMFG and innovation. Contact us today to learn more about our cutting-edge electronic products that are successfully sold in over 20 countries worldwide.

FAQ

Q1. What about the payment way?
A1. By TT at sight or trade assurance. 30% down payment should be paid after contract is valid, 70% balance should be paid before shipment.

Q2. How long is the guarantee?
A2. We offer you high quality motors with 12 months guarantee and reply you as soon as possible within 5 hours.

Q3. If the motor some parts is broken 1 day, how can we get help from you?
A3. We will send you spare parts free of charge If they are in warranty, not including easy-broken parts. For easy-broken parts, we will only charge a cost fee.

Q4.How does your factory do regarding quality control?
A4.We have CE certificate and we have a special QC department in charge of products’ quality. If you also need other certificates, we also can help to apply.

Q5. What is your packaging?
A5. Our conventional packaging is: After doing the anti-rust treatment, wrap the plastic film around the machine and then fix the motor on the wooden bracket.

Q6. How can we check the motor before delivery?
A6. We can provide online checking when testing the motor on site. We will take and prepare detailed testing videos for your checking before the delivery. We accept third-party testing. Except above points,we will provide detailed testing report.

  /* 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: Universal, Industrial, Household Appliances, Car, DC Gear Motor
Operating Speed: Low Speed
Excitation Mode: Excited
Function: Driving
Casing Protection: Open Type
Number of Poles: 2
Customization:
Available

|

Customized Request

gearbox

Can I Use Synthetic Oil in My Gearbox?

Yes, you can use synthetic oil in your gearbox, and in many cases, it can offer several advantages over conventional mineral-based oils:

  • Improved Temperature Stability: Synthetic oils typically have a higher resistance to thermal breakdown, making them suitable for gearboxes that operate at high temperatures.
  • Enhanced Lubrication: Synthetic oils often have superior lubrication properties, providing better protection against friction, wear, and component damage.
  • Extended Oil Change Intervals: Synthetic oils can often withstand longer operating periods without losing their effectiveness, reducing the frequency of oil changes and maintenance.
  • Reduced Viscosity Changes: Synthetic oils are less prone to viscosity changes at different temperatures, ensuring consistent lubrication performance in varying conditions.
  • Lower Friction and Energy Loss: The smoother molecular structure of synthetic oils can lead to reduced internal friction, potentially improving gearbox efficiency and performance.
  • Cold Weather Performance: Synthetic oils generally flow better at low temperatures, making them suitable for gearboxes operating in cold climates.
  • Protection Against Oxidation: Synthetic oils often have better resistance to oxidation, helping to prevent the formation of sludge and deposits that can impact gearbox performance.

However, before switching to synthetic oil, it’s important to consider the manufacturer’s recommendations and specifications for your specific gearbox model. Some gearboxes may have specific requirements or restrictions on the type of lubricant to use. If the manufacturer approves the use of synthetic oil, it can be a beneficial choice, but if not, sticking to the recommended oil type is crucial to ensure proper gearbox function and warranty coverage.

China best Nmrv Worm Gear Reducer Worm Gearbox 48VDC 1kw 50rpm 100A gearbox design China best Nmrv Worm Gear Reducer Worm Gearbox 48VDC 1kw 50rpm 100A gearbox design
editor by CX 2024-05-14

China Custom Powder Metallurgy Worm Gears Box: High-Quality Manufacturing for Gear Reducers gearbox drive shaft

Product Description


Excellent powder metallurgy parts metallic sintered parts
We could offer various powder metallurgy parts including iron based and copper based with top quality and cheapest price, please only send the drawing or sample to us, we will according to customer’s requirement to make it. if you are interested in our product, please do not hesitate to contact us, we would like to offer the top quality and best service for you. thank you!

How do We Work with Our Clients
1. For a design expert or a big company with your own engineering team: we prefer to receive a fully RFQ pack from you including drawing, 3D model, quantity, pictures;

2. For a start-up company owner or green hand for engineering: just send an idea that you want to try, you don’t even need to know what casting is;

3. Our sales will reply you within 24 hours to confirm further details and give the estimated quote time;

4. Our engineering team will evaluate your inquiry and provide our offer within next 1~3 working days.

5. We can arrange a technical communication meeting with you and our engineers together anytime if required.

Place of origin: Jangsu,China
Type: Powder metallurgy sintering
Spare parts type: Powder metallurgy parts
Machinery Test report: Provided
Material: Iron,stainless,steel,copper
Key selling points: Quality assurance
Mould type: Tungsten steel
Material standard: MPIF 35,DIN 3571,JIS Z 2550
Application: Small home appliances,Lockset,Electric tool, automobile,
Brand Name: OEM SERVICE
Plating: Customized
After-sales Service: Online support
Processing: Powder Metallurgr,CNC Machining
Powder Metallurgr: High frequency quenching, oil immersion
Quality Control: 100% inspection

The Advantage of Powder Metallurgy Process

1. Cost effective
The final products can be compacted with powder metallurgy method ,and no need or can shorten the processing of machine .It can save material greatly and reduce the production cost .

2. Complex shapes
Powder metallurgy allows to obtain complex shapes directly from the compacting tooling ,without any machining operation ,like teeth ,splines ,profiles ,frontal geometries etc.

3. High precision
Achievable tolerances in the perpendicular direction of compacting are typically IT 8-9 as sintered,improvable up to IT 5-7 after sizing .Additional machining operations can improve the precision .

4. Self-lubrication
The interconnected porosity of the material can be filled with oils ,obtaining then a self-lubricating bearing :the oil provides constant lubrication between bearing and shaft ,and the system does not need any additional external lubricant .

5. Green technology
The manufacturing process of sintered components is certified as ecological ,because the material waste is very low ,the product is recyclable ,and the energy efficiency is good because the material is not molten. 

FAQ
Q1: What is the type of payment?
A: Usually you should prepay 50% of the total amount. The balance should be pay off before shipment.

Q2: How to guarantee the high quality?
A: 100% inspection. We have Carl Zeiss high-precision testing equipment and testing department to make sure every product of size,appearance and pressure test are good. 

Q3: How long will you give me the reply?
A: we will contact you in 12 hours as soon as we can.

Q4. How about your delivery time?
A: Generally, it will take 25 to 35 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order. and if the item was non standard, we have to consider extra 10-15days for tooling/mould made.

Q5. Can you produce according to the samples or drawings?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6: How about tooling Charge?
A: Tooling charge only charge once when first order, all future orders would not charge again even tooling repair or under maintance.

Q7: What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q8: How do you make our business long-term and good relationship?
A: 1. We keep good quality and competitive price to ensure our customers benefit ;
    2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
  /* 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, Motorcycle, Machinery, Marine, Agricultural Machinery, Car
Function: Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase
Layout: Three-Ring
Samples:
US$ 20/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.

gearbox

What is a Gearbox and How Does It Work?

A gearbox is a mechanical device that transmits power and changes the speed or torque of a rotating input shaft to a different output shaft. It is commonly used in various machines and equipment to control the speed and direction of motion.

Here’s how a gearbox works:

  1. Input Shaft: The gearbox receives rotational energy from an input shaft connected to a power source, such as an electric motor or an engine.
  2. Gears: Inside the gearbox are a set of gears with different sizes. These gears mesh with each other, and their arrangement determines the gear ratio, which defines how many revolutions the output shaft will make for a given rotation of the input shaft.
  3. Output Shaft: The output shaft is connected to the machinery or equipment that needs to be powered. As the gears rotate, the motion and power are transmitted from the input shaft to the output shaft.
  4. Gear Ratio: By selecting different gear combinations, the gearbox can change the speed and torque of the output shaft. A higher gear ratio results in higher torque and lower speed, while a lower gear ratio provides higher speed and lower torque.

Gearboxes play a crucial role in various applications, including automobiles, industrial machinery, robotics, and more, enabling efficient power transmission and speed control.

China Custom Powder Metallurgy Worm Gears Box: High-Quality Manufacturing for Gear Reducers gearbox drive shaft China Custom Powder Metallurgy Worm Gears Box: High-Quality Manufacturing for Gear Reducers gearbox drive shaft
editor by CX 2024-04-08

China Standard Ball Valve Actuator Worm Gear Wormgear Gearbox Reducer Quart-Turn Milti-Turn Valve Gearbox sequential gearbox

Product Description

CAMINIX Single Stage series gear box
 

Single Stage series gear box , Ductile iron box , Sturdy structure , Meet industrial requirements.

Applications
CMX-S CHINAMFG series gearboxes provide a variety of connection flange options, suitable for Ball valve, butterfly valve, plug valve,The products use high-performance thrust bearings, which are suitable for the chemical industry, power plants, water plants, heating equipment and most industrial fields.

Feature of product
Underground design available on request 
Self-locked handwheel design 
Self-lubricated design 
Rust-proof steel input shaft
22 specifications, torque up to 300,000Nm.
Gearbox IP67 sealed
Working environment temperature: -20ºC to +80ºC
Stroke: 0-90° (±5° adjustable)

 

1 The worm gear top housing installed with needle clearly indicate the opening position of the valve
2 Main Materials of Ductile iron QT500-7 castings with high strength and high resistant 
3 with limit switch can limit the valve stroke 
4 High precision shaft with bearing match improve the transmissioning efficiency 
5 For big torque valves,when manually operated with high efficiency gear reducer to easy operate and reduce the amount of work 
6 The gearbox and reducer housing cover with ductile iron materials, with O ring and sealing with water proof of IP67
7 The mounting pad flange as per ISO5211-2017, the shaft material is 20CrmoTi,Carburizing Quenching and tooth grinding treatment  

 

 

 

TY
PE		 TechnicalParameters Dimensions
Model Ratio Maximum stem diameter Output Input Enlarge  Connection D1 L max A B C1 D K H J E Key Handwheel
Torquenm Coefficient ±15% Flange
A CMS10 29:1 20 350 37 9.5 F05 65 57 167 125   122   29 64 15 6 200
F07 90 57 167 125 122 29 64 15 6 200
CMS20 37:1 28 520  43 12.1 F07 90 57 185 134   140   29 64 15 6 200
F10 125 57 185 134 140 29 64 15 6 200
CMS21 38:1 36 850  72 11.8 F10 125 68 200 142   162   36 74 15 6 300
F12 150 63 200 142 162 31 71 15 6 300
F14 175 73 216 150 162 41 79 15 6 300
CMS30 40:1 45 1350  108 12.5 F12 150 85 219 152   202   46 93 20 6 350
F14 175 85 219 152 202 46 93 20 6 350
F16 210 85 235 160 202 46 93 20 6 350
CMS55 47:1 50 2000 130 15.4 F14 175 91 241 163   223   50 99 20 6 400
F16 210 91 241 163 223   50 99 20 6 400
CMS66 55:1 55 2500 141 17.7 F14 175 89 248 170   237   51 97 20 6 500
  F16 210 89 248 170   237   51 97 20 6 500
CMS88 61:1 65 3000 152 19.7 F16 210 105 290 192   267   55 115 20 6 500
F20 260 108 290 192 267 58 118 20 6 500
F25 300 105 290 192 267 55 115 20 6 500
CMS99 69:1 70 3500 165 21 F20 260 106 300 202   290   55 113 20 6 500
F25 300 106 300 202 290 55 113 20 6 500

 

 

The gearbox produced by CHINAMFG is almost maintenance-free. In the absence of visible grease leakage, there is no need to add lubricating grease, Replace the sealing ring or lubricate again.

Please contact us for more information.

Certification: ISO, CE
Power Supply: Worm Gear
Power Source: Gear
Temperature: Ordinary Temperature
Connection: Flange
Material: Cast Iron
Customization:
Available

|

Customized Request

gearbox

Steps to Replace a Faulty Gearbox in an Automobile

Replacing a faulty gearbox in an automobile is a complex task that requires proper tools, skills, and safety precautions. Here are the general steps involved in the process:

  1. Prepare the Vehicle: Park the vehicle on a flat surface and engage the parking brake. Disconnect the battery to ensure safety during the procedure.
  2. Drain Fluids: Drain the transmission fluid from the old gearbox into a suitable container.
  3. Disconnect Components: Remove any components obstructing access to the gearbox, such as the driveshaft, exhaust system, and linkage.
  4. Suspend the Engine: If necessary, use an engine hoist or support to suspend the engine safely.
  5. Support the Gearbox: Use a transmission jack to support the weight of the gearbox.
  6. Remove Gearbox: Detach the gearbox from the engine by removing bolts and disconnecting the clutch or torque converter.
  7. Install New Gearbox: Position the new gearbox onto the engine and secure it in place with bolts.
  8. Reconnect Components: Reattach the driveshaft, exhaust system, and linkage that were disconnected earlier.
  9. Refill Fluids: Fill the new gearbox with the appropriate transmission fluid according to the manufacturer’s specifications.
  10. Lower Engine: Carefully lower the engine back into its original position if it was suspended.
  11. Test and Adjust: Start the vehicle and test the new gearbox for proper operation. Check for any leaks, unusual noises, or gear shifting issues.
  12. Final Check: Double-check all connections and ensure that all components are properly secured.
  13. Dispose of Old Fluid: Dispose of the old transmission fluid safely and responsibly.
  14. Dispose of Old Gearbox: Properly dispose of the old gearbox according to local regulations.

It’s important to note that gearbox replacement can vary significantly depending on the vehicle’s make and model. It’s recommended to consult the vehicle’s service manual or seek professional assistance if you’re not experienced in automotive repair.

China Standard Ball Valve Actuator Worm Gear Wormgear Gearbox Reducer Quart-Turn Milti-Turn Valve Gearbox sequential gearbox China Standard Ball Valve Actuator Worm Gear Wormgear Gearbox Reducer Quart-Turn Milti-Turn Valve Gearbox sequential gearbox
editor by CX 2023-11-27

China best Manual Override Worm Gearbox Hdm De-Clutchable Worm Gear Box car gearbox

Product Description

Description

 

HDM De-clutchable wormgear offers simple and reliable manual positioning of the valves, dampers and other quarter-turn devices when overriding existing pneumatic, electric or hydraulic quarter-turn actuators. All unit are suitable for both indoor and outdoor installation. The modular design is to provide the most efficient and effective solution to a full range of manual overriding requirements.

Main Product features
 

To engage manual operation, first pull out the lock handle and then rotate the clutch lever in anti-clockwise direction until engagement takes place. To return to automatic mode, first pull out the lock handle and then rotate the clutch lever in clockwise.

Remark:The bottom center of the HDM-4 is either F10/F14 or F10/F12

 

 

New Manual Override Countershaft Valve Connection Actuator Connection
b1 N b2 M D1 4-M1 D2 4-M2 E D3 4-Φ1 D4 4-Φ2
HDM-1 14 22 14 16 Φ50 4-M6 Φ70 4-M8 70*70 Φ50 4-Φ6.5 Φ70 4-Φ8.5
HDM-2 17 22 17 18 Φ70 4-M8 Φ102 4-M10 95*95 Φ70 4-Φ8.5 Φ102 4-Φ10.5
HDM-3 22 28 22 22 Φ102 4-M10 Φ125 4-M12 114*114 Φ102 4-Φ10.5 Φ125 4-Φ12.5
HDM-4 27 32 27 30 Φ102 4-M10 Φ125 4-M12 129*129 Φ125 4-Φ12.5 Φ140 4-Φ16.5
HDM-5 36 45 36 38 Φ140 4-M16 / / 156*156 Φ140 4-Φ17 Φ165 4-Φ21
HDM-6 46 50 46 48 Φ165 4-M20 / / 160*160 Φ165 4-Φ22 / /

New Manual Override A B ΦC F T Y H S K Ratio Rated Input Rated Onput
HDM-1 90 55 Φ88 115 44 145 120 53 10 26:1 Nm 250Nm
HDM-2 125 64 Φ110 135 62.5 178 133 56.5 13 28:1 Nm 450Nm
HDM-3 140 71 Φ129 166 70 212 180 68.7 12.5 38:1 Nm 700Nm
HDM-4 188.5 93 Φ174 202 94 280 195 84 15 54:1 Nm 1200Nm
HDM-5 222 110 Φ205 245 110 315 225 92 15 80:1 Nm 2000Nm
HDM-6 252 120 Φ275 280 125 320 252 102 15 78:1 Nm 3000Nm

1. Question:What is your main products?

   Answer:Our main products are Pneumatic Actuators, Electric Actuators, Actuated Valves And Valve actuators Accessories..
 

2. Question:Are you a trader or manufacturer ?

   Answer: We are the pneumatic actuators and electric actuators manufacturer , we have ability to do the customization products with experienced team, And we have own factory and production line.
 

3. Question:How do your make the quality guarantee for actuators?

   Answer:We have our own quality control system for incoming and outgoing of the materials, every product will be under controlled and tested before delivery to our customer , and we also provide 18 months guarantee ,beside we provide technical supporting .

4.  Question:When can I receive the Price of valve actuators ?

   Answer:We will give the Quotation Within 24 hours after we get your inquiry .Or Your can call or message us if it’s quite urgently.
 

5. Question:How to order our pneumatic actuators and electric actuators ?

   Answer:Please send us your inquiry by Email, , etc. we need to know the following informations before giving the formal Quotation.
1) Product information in details, Quantity, Other requirements
2) Delivery time required
 

6. Question:How can I get a sample to check your quality?

   Answer:Contact with our sales expert to arrange the sample delivery. Please send us the details of the sample before placing the order.
 

7. Question:Shall we pay the sample cost and transportation cost ?

   Answer:We will provide the sample by free of charge. Your will bear the freight cost.
 

8. Question:How long to prepare the sample ?

   Answer:Most of our products are under regular production and some of them we keep in stocks.
 

9. Question:How to delivery the sample to our place?

   Answer:Your can provide your forwarders contacts if any, or we will arrange it for you.
 

10. Question:What about the delivery date if we place the formal order ?

   Answer:Usually it takes 15~20days on the production .We know that on-time delivery is very crucial to our customers to meet dead-lines.
We monitor and expedite our supply chain to ensure that we delivery our products to our customers on-time all the time.

Installation: Manual
Type: Worm Gear Box
Shaft Material: 45#Steel
Worm Material: Qt400
Transport Package: Foam and Carton Box
Trademark: Hearken
Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

gearbox

How to Choose the Right Gearbox for Your Machinery

Selecting the appropriate gearbox for your machinery involves careful consideration of several key factors. Here’s a step-by-step guide to help you make the right choice:

  1. Identify Application Requirements: Understand the specific requirements of your machinery, including torque, speed, load, direction of rotation, and duty cycle.
  2. Choose Gear Type: Determine the type of gears that best suit your needs, such as spur, helical, bevel, planetary, or others, based on factors like efficiency, noise level, and space constraints.
  3. Calculate Gear Ratio: Calculate the required gear ratio to achieve the desired output speed and torque. Consider factors like input and output shaft speeds.
  4. Select Gear Material: Choose appropriate gear materials based on factors like durability, wear resistance, and corrosion resistance. Common materials include steel, cast iron, and various alloys.
  5. Consider Efficiency: Evaluate the gearbox’s efficiency and select one that meets your energy efficiency requirements.
  6. Account for Load Conditions: Analyze the load conditions, such as constant or intermittent loads, shock loads, and starting and stopping frequencies.
  7. Check Lubrication Requirements: Consider the lubrication needs of the gearbox and ensure proper lubrication for smooth operation and longevity.
  8. Factor in Space Constraints: Consider the available space for installing the gearbox and choose a size that fits within your machinery.
  9. Assess Environmental Conditions: Evaluate the operating environment, including temperature, humidity, and exposure to dust or corrosive substances.
  10. Review Mounting Options: Determine the mounting options that work best for your machinery, such as foot-mounted, flange-mounted, or shaft-mounted gearboxes.
  11. Consult with Experts: Seek advice from gearbox manufacturers or engineers to ensure you make an informed decision.

Choosing the right gearbox is crucial for achieving optimal machinery performance, longevity, and reliability.

China best Manual Override Worm Gearbox Hdm De-Clutchable Worm Gear Box car gearbox China best Manual Override Worm Gearbox Hdm De-Clutchable Worm Gear Box car gearbox
editor by CX 2023-11-14

China Good quality De-Clutchable Worm Gear Box Manual Override Worm Gearbox Hdm Series with Best Sales

Product Description

Description

 

HDM De-clutchable wormgear offers simple and reliable manual positioning of the valves, dampers and other quarter-turn devices when overriding existing pneumatic, electric or hydraulic quarter-turn actuators. All unit are suitable for both indoor and outdoor installation. The modular design is to provide the most efficient and effective solution to a full range of manual overriding requirements.

Main Product features
 

To engage manual operation, first pull out the lock handle and then rotate the clutch lever in anti-clockwise direction until engagement takes place. To return to automatic mode, first pull out the lock handle and then rotate the clutch lever in clockwise.

Remark:The bottom center of the HDM-4 is either F10/F14 or F10/F12

 

 

New Manual Override Countershaft Valve Connection Actuator Connection
b1 N b2 M D1 4-M1 D2 4-M2 E D3 4-Φ1 D4 4-Φ2
HDM-1 14 22 14 16 Φ50 4-M6 Φ70 4-M8 70*70 Φ50 4-Φ6.5 Φ70 4-Φ8.5
HDM-2 17 22 17 18 Φ70 4-M8 Φ102 4-M10 95*95 Φ70 4-Φ8.5 Φ102 4-Φ10.5
HDM-3 22 28 22 22 Φ102 4-M10 Φ125 4-M12 114*114 Φ102 4-Φ10.5 Φ125 4-Φ12.5
HDM-4 27 32 27 30 Φ102 4-M10 Φ125 4-M12 129*129 Φ125 4-Φ12.5 Φ140 4-Φ16.5
HDM-5 36 45 36 38 Φ140 4-M16 / / 156*156 Φ140 4-Φ17 Φ165 4-Φ21
HDM-6 46 50 46 48 Φ165 4-M20 / / 160*160 Φ165 4-Φ22 / /

New Manual Override A B ΦC F T Y H S K Ratio Rated Input Rated Onput
HDM-1 90 55 Φ88 115 44 145 120 53 10 26:1 Nm 250Nm
HDM-2 125 64 Φ110 135 62.5 178 133 56.5 13 28:1 Nm 450Nm
HDM-3 140 71 Φ129 166 70 212 180 68.7 12.5 38:1 Nm 700Nm
HDM-4 188.5 93 Φ174 202 94 280 195 84 15 54:1 Nm 1200Nm
HDM-5 222 110 Φ205 245 110 315 225 92 15 80:1 Nm 2000Nm
HDM-6 252 120 Φ275 280 125 320 252 102 15 78:1 Nm 3000Nm

1. Question:What is your main products?

   Answer:Our main products are Pneumatic Actuators, Electric Actuators, Actuated Valves And Valve actuators Accessories..
 

2. Question:Are you a trader or manufacturer ?

   Answer: We are the pneumatic actuators and electric actuators manufacturer , we have ability to do the customization products with experienced team, And we have own factory and production line.
 

3. Question:How do your make the quality guarantee for actuators?

   Answer:We have our own quality control system for incoming and outgoing of the materials, every product will be under controlled and tested before delivery to our customer , and we also provide 18 months guarantee ,beside we provide technical supporting .

4.  Question:When can I receive the Price of valve actuators ?

   Answer:We will give the Quotation Within 24 hours after we get your inquiry .Or Your can call or message us if it’s quite urgently.
 

5. Question:How to order our pneumatic actuators and electric actuators ?

   Answer:Please send us your inquiry by Email, , etc. we need to know the following informations before giving the formal Quotation.
1) Product information in details, Quantity, Other requirements
2) Delivery time required
 

6. Question:How can I get a sample to check your quality?

   Answer:Contact with our sales expert to arrange the sample delivery. Please send us the details of the sample before placing the order.
 

7. Question:Shall we pay the sample cost and transportation cost ?

   Answer:We will provide the sample by free of charge. Your will bear the freight cost.
 

8. Question:How long to prepare the sample ?

   Answer:Most of our products are under regular production and some of them we keep in stocks.
 

9. Question:How to delivery the sample to our place?

   Answer:Your can provide your forwarders contacts if any, or we will arrange it for you.
 

10. Question:What about the delivery date if we place the formal order ?

   Answer:Usually it takes 15~20days on the production .We know that on-time delivery is very crucial to our customers to meet dead-lines.
We monitor and expedite our supply chain to ensure that we delivery our products to our customers on-time all the time.

Installation: Manual
Type: Worm Gear Box
Shaft Material: 45#Steel
Worm Material: Qt400
Transport Package: Foam and Carton Box
Trademark: Hearken
Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

gearbox

What is a Gearbox and How Does It Work?

A gearbox is a mechanical device that transmits power and changes the speed or torque of a rotating input shaft to a different output shaft. It is commonly used in various machines and equipment to control the speed and direction of motion.

Here’s how a gearbox works:

  1. Input Shaft: The gearbox receives rotational energy from an input shaft connected to a power source, such as an electric motor or an engine.
  2. Gears: Inside the gearbox are a set of gears with different sizes. These gears mesh with each other, and their arrangement determines the gear ratio, which defines how many revolutions the output shaft will make for a given rotation of the input shaft.
  3. Output Shaft: The output shaft is connected to the machinery or equipment that needs to be powered. As the gears rotate, the motion and power are transmitted from the input shaft to the output shaft.
  4. Gear Ratio: By selecting different gear combinations, the gearbox can change the speed and torque of the output shaft. A higher gear ratio results in higher torque and lower speed, while a lower gear ratio provides higher speed and lower torque.

Gearboxes play a crucial role in various applications, including automobiles, industrial machinery, robotics, and more, enabling efficient power transmission and speed control.

China Good quality De-Clutchable Worm Gear Box Manual Override Worm Gearbox Hdm Series with Best Sales China Good quality De-Clutchable Worm Gear Box Manual Override Worm Gearbox Hdm Series with Best Sales
editor by CX 2023-11-14

China wholesaler Nmrv/Nrv Nmrv075 Worm Gear Speed Reduction Reducer Gearbox manufacturer

Product Description

NMRV  REDUCTION WORM GEARBOX
The NMRV 075 lowering motor gearbox includes a worm gearbox with a single gear stage and an IEC asynchronous motor. The drive is optionally equipped with an output flange, a reaction rod, and double-sided shafts. Engine power is 0.25 – 4 kW.
Parts materials:
Case – aluminum, flanges – aluminum, worm – steel, worm wheel CHINAMFG – bronze. 
Type of lubricant: synthetic ISO VG 320. 
Weight: 9 kg.

Type designation scheme

NMRV – 075 – 40 – 22.5 – 0.75 – B1

  • NMRV – worm gear motor
  • 075 – size (center distance, mm)
  • 40 – gear ratio
  • 22.5 – output shaft rotation speed, rpm
  • 0.75 – electric motor power, kW
  • B1 – mounting position

NMRV 075 gearbox performance

i n 1 = 2800 rpm n 1 = 1400 rpm n 1 = 900, rpm
n 2 ,
rpm		 T 2M ,
N * m		 P
kw		 RD
%		 n 2 ,
rpm		 T 2M ,
N * m		 P
kw		 RD
%		 n 2 ,
rpm		 T 2M ,
N * m		 P
kw		 RD
%
7.5 373 169 7.11 93 187 235 5.05 91 120 273  3.86 89
10 280 178 5.66 92 140  237 3.86 90 90 278  2.98 88
15 187 191  4.12 91 93  252 2.79  88 60 295  2.16 86
20 140 176  2.93 88 70  240 2.07  85 45 265  1.52 82
25 112 208  2.71 90 56  271 1.87  85 36 309  1.42 82
30 93 221  2.50 86 47  263  1.60  81 30 328  1.32 78
40 70 201  1.80 82 35  261  1.24  77 23 289  0.94 74
50 56 206  1.47 82 28  268  1.02  77 18 302  0.77 74
60 47 178  1.17 75 23  238  0.82  70 15 256  0.61 66
80 35 181  0.86 77 18  233  0.61  72 11 280  0.46 70
100 28 153  0.66 68 14  206  0.48  63 9 225  0.36 59
  • n1 – rotational speed el. engine;
  • n2 – revolutions on the output shaft;
  • T 2M – torque on the output shaft;
  • P is the maximum allowable engine power;
  • RD – efficiency

GEARBOX FEATURE

1.Good quality,long life time,low noise.
2.Compact,convenient.
3.High efficiency,big torque.

 

Overall and mounting dimensions NMRV 075

NMRV075 gear motor  has a wide range of gear ratios.
Gear ratios:  5, 7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100 .

Output flange to NMRV 075 gearbox

Geared NMRV075 can be supplied with unilateral or bilateral output shaft. 
The gearbox comes standard with a hollow output shaft

A torque arm is an additional option to the gearbox.

  Model  NMRV SERIES
  Single Stage  RV25-RV150
  Ratio  7.5-100
  Input Power  0.06KW-15KW
  Output Speed  14-280rpm
  Output Torque   5-1800Nm
Core parts  worm wheel,worm shaft
 Core parts material      worm shaft:20 Cr Mn Ti,worm wheel:Nodular cast iron interal,9-4 copper external
  Lubrication   RV30-90:synthetic oil, RV110-150:GN460-W mineral oil
 Bearings  C&U

 
 
 

Application: Motor, Motorcycle, Machinery, Agricultural Machinery, Industry
Hardness: Hardened
Installation: Any Angle
Gear Shape: Worm Gear
Step: Single-Step
Type: Worm and Wormwheel
Samples:
US$ 20/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

gearbox

Is it Better to Repair or Replace a Damaged Gearbox?

Deciding whether to repair or replace a damaged gearbox depends on several factors and considerations:

  • Extent of Damage: Assess the severity of the gearbox damage. Minor issues like worn bearings or seals may be repairable, while extensive damage may necessitate a replacement.
  • Cost of Repair: Compare the cost of repairing the gearbox to the cost of replacing it with a new or remanufactured unit. In some cases, repairs might be more cost-effective.
  • Availability of Parts: Availability of replacement parts for the gearbox can influence the repair option. If parts are hard to find, replacement might be a more viable choice.
  • Age and Condition: Consider the age and overall condition of the vehicle. If the vehicle is older and nearing the end of its lifespan, a replacement gearbox might offer better long-term reliability.
  • Performance and Efficiency: A new or remanufactured gearbox might offer improved performance and efficiency compared to a repaired one.
  • Future Maintenance: Evaluate potential future maintenance needs of both repair and replacement options. A replacement gearbox might come with a warranty and require less frequent maintenance.
  • Professional Assessment: Seek advice from a qualified mechanic or technician who can thoroughly assess the gearbox and provide recommendations based on expertise.

Ultimately, the decision to repair or replace a damaged gearbox should be based on a careful evaluation of these factors. It’s recommended to consult with professionals to make an informed choice that best suits your specific situation and budget.

China wholesaler Nmrv/Nrv Nmrv075 Worm Gear Speed Reduction Reducer Gearbox manufacturer China wholesaler Nmrv/Nrv Nmrv075 Worm Gear Speed Reduction Reducer Gearbox manufacturer
editor by CX 2023-10-23

China manufacturer Hot Sale High Quality Gearbox Drive Worm Gear Box Hgb Series Valve planetary gearbox

Product Description

Description

HGB series valve manual device adopts worm gear and worm drive pair.and high performance needle roller bearing is installed at both ends of the worm, with compact structure. At the same time, the requirement of thrust in the process of positive inversion is ensured, Large torque, high mechanical efficiency, small size, easy operation and reliable self locking.
 

Main Product features:

1.Precision casting aluminum alloy box

2.Specifications are optional.

3.Reliable thrust roller bearing

4.High strength steel input shaft with protection.

5.Stroke:0-90°(±5° degrees adjustable)

6.Built in grease to improve service life.

7.Adjustable mechanical limit.

8.Good seal

Connect With Valve

HGB series valve worm gear box and valve connection using flange connection mode, connection flange size conforms to EN ISO 5210 or DIN 3210 requirements, can also be customized according to customer requirements.

 

Model Connect With Ball Valve Connect With Butterfly Valve
HGB-01 DN25-40 DN50-100
HGB-02 DN50-65 DN125-DN150
HGB-03 DN80-100 DN200-250
HGB-04 DN125-150 DN300-DN350

1. Question:What is your main products?

   Answer:Our main products are Pneumatic Actuators, Electric Actuators, Actuated Valves And Valve actuators Accessories..
 

2. Question:Are you a trader or manufacturer ?

   Answer: We are the pneumatic actuators and electric actuators manufacturer , we have ability to do the customization products with experienced team, And we have own factory and production line.
 

3. Question:How do your make the quality guarantee for actuators?

   Answer:We have our own quality control system for incoming and outgoing of the materials, every product will be under controlled and tested before delivery to our customer , and we also provide 18 months guarantee ,beside we provide technical supporting .

4.  Question:When can I receive the Price of valve actuators ?

   Answer:We will give the Quotation Within 24 hours after we get your inquiry .Or Your can call or message us if it’s quite urgently.
 

5. Question:How to order our pneumatic actuators and electric actuators ?

   Answer:Please send us your inquiry by Email, , etc. we need to know the following informations before giving the formal Quotation.
1) Product information in details, Quantity, Other requirements
2) Delivery time required
 

6. Question:How can I get a sample to check your quality?

   Answer:Contact with our sales expert to arrange the sample delivery. Please send us the details of the sample before placing the order.
 

7. Question:Shall we pay the sample cost and transportation cost ?

   Answer:We will provide the sample by free of charge. Your will bear the freight cost.
 

8. Question:How long to prepare the sample ?

   Answer:Most of our products are under regular production and some of them we keep in stocks.
 

9. Question:How to delivery the sample to our place?

   Answer:Your can provide your forwarders contacts if any, or we will arrange it for you.
 

10. Question:What about the delivery date if we place the formal order ?

   Answer:Usually it takes 15~20days on the production .We know that on-time delivery is very crucial to our customers to meet dead-lines.
We monitor and expedite our supply chain to ensure that we delivery our products to our customers on-time all the time.

Application: Motor
Function: Change Drive Direction, Speed Changing
Layout: Coaxial
Hardness: Soft Tooth Surface
Installation: Torque Arm Type
Step: Double-Step
Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

gearbox

Different Types of Gearboxes and Their Applications

There are several types of gearboxes, each designed for specific applications based on their characteristics and capabilities. Here are some common types and their applications:

  • Spur Gearbox: Spur gearboxes consist of parallel-shaft gears with straight teeth. They are simple and economical, suitable for low-speed and low-torque applications such as conveyors, machine tools, and clocks.
  • Helical Gearbox: Helical gearboxes have helical teeth that provide smoother and quieter operation compared to spur gears. They are used in various industries, including automotive, construction, and mining equipment.
  • Bevel Gearbox: Bevel gearboxes transmit power between non-parallel shafts. They are commonly used in vehicles, marine applications, and heavy machinery where changing the direction of motion is necessary.
  • Planetary Gearbox: Planetary gearboxes offer high torque density and compact size. They are used in robotics, automation, and precision machinery due to their efficiency and versatility.
  • Worm Gearbox: Worm gearboxes have a worm screw meshing with a gear wheel. They provide high reduction ratios and are used in applications like conveyor systems, elevators, and packaging equipment.
  • Cycloidal Gearbox: Cycloidal gearboxes use cams and pins for motion transmission, making them highly durable and shock-resistant. They find use in industrial machinery and robotics.
  • Spiral Bevel Gearbox: Spiral bevel gearboxes combine the advantages of bevel and helical gears, providing high efficiency and smooth operation. They are employed in vehicles, aircraft, and machine tools.

Each type of gearbox offers specific advantages suited to its application, enabling efficient power transmission and control in various industries.

China manufacturer Hot Sale High Quality Gearbox Drive Worm Gear Box Hgb Series Valve planetary gearbox China manufacturer Hot Sale High Quality Gearbox Drive Worm Gear Box Hgb Series Valve planetary gearbox
editor by CX 2023-10-07

China best 57bl Jk57bl01jsx92 Worm Gear Motor DC Electric Power Speed Reducer Gearbox for Concrete Mixer Machine gearbox drive shaft

Product Description

NEMA 23 BLDC Motor

 

General Specification:

/General Specification
(Item) (Specification)
Winding type Star
Hall effect angle 120 120 degree electrical angle
Shaft run out 0.571mm
Radial play 0.02mm@450g
End play 0.08mm@450g
Max.radial force 75N @20mm form the flange
Max.axial force 15N
Insulation class Class B
Dielectric strength 500VDC for 1 minute
Insulation resistance 100MΩ Min.,500VDC

Electrical Specification:
 

/Electrical Specification:    
    /Model
Specification Unit JK57BLS005 JK57BLS01 JK57BLS02 JK57BLS03 JK57BLS04
Number Of Phase Phase 3
Number Of Poles Poles 4
Rated Voltage VDC 36
Rated Speed Rpm 4000
Rated Torque N.m 0.055 0.11 0.22 0.33 0.44
Rated Current Amps 1.2 2 3.6 5.3 6.8
Rated Power W 23 46 92 138 184
Peak Torque N.m 0.16 0.33 0.66 1 1.32
Peak Current Amps 3.5 6.8 11.5 15.5 20.5
Back E.M.F V/Krpm 7.8 7.7 7.4 7.3 7.1
Torque Constant N.m/A 0.074 0.073 0.07 0.07 0.068
Rotor Inertia g.c 30 75 119 173 230
Body Length mm 37 47 67 87 107
Weight Kg 0.33 0.44 0.75 1 1.25
Sensor /Honeywell
Insulation Class B
Degree of Protection IP30
Storage Temperature -25~+70ºC
Operating Temperature -15~+50ºC
Working Humidity 85% RH()
Working Environment (),,,,
Altitude 1000

Drawing:
 

 

1. who are we?

We are based in ZheJiang , China, start from 2011,sell to Domestic Market(26.00%),Western Europe(20.00%),North
America(20.00%),Northern Europe(10.00%),Eastern Europe(7.00%),Africa(5.00%),Southeast Asia(5.00%),Mid East(5.00%),South America(2.00%). There are total about 51-100 people in our office.

2. how can we guarantee quality?

We are based in ZheJiang , China, start from 2011,sell to Domestic Market(26.00%),Western Europe(20.00%),North
America(20.00%),Northern Europe(10.00%),Eastern Europe(7.00%),Africa(5.00%),Southeast Asia(5.00%),Mid East(5.00%),South America(2.00%). There are total about 51-100 people in our office.

3.what can you buy from us?

Always a pre-production sample before mass production;
Always final Inspection before shipment;

4. why should you buy from us not from other suppliers?

Professional one-to-1 motor customized . The world’s large enterprise of choice for high quality suppliers . ISO9001:2008 quality management system certification, through the CE, ROHS certification.

5. what services can we provide?

Accepted Delivery Terms: FOB,CFR,CIF,EXW,CIP,FCA,CPT,DDP,DDU,Express Delivery,DAF,DES;
Accepted Payment Currency:USD,EUR,CAD,HKD,GBP,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
Language Spoken:English,Chinese

Application: Universal, Household Appliances, Car
Operating Speed: Constant Speed
Excitation Mode: Excited
Function: Control
Casing Protection: Closed Type
Number of Poles: 8
Samples:
US$ 60/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

gearbox

How to Calculate Gear Ratio in a Gearbox

Gear ratio is a fundamental parameter in a gearbox that represents the ratio of the number of teeth between two gears. It determines how much the output gear rotates in relation to the input gear. The formula to calculate gear ratio is:

Gear Ratio (GR) = Number of Teeth on Output Gear / Number of Teeth on Input Gear

Here’s a step-by-step guide on how to calculate gear ratio:

  1. Identify the input and output gears in the gearbox.
  2. Count the number of teeth on the output gear (the gear connected to the output shaft).
  3. Count the number of teeth on the input gear (the gear connected to the input shaft).
  4. Plug the values into the gear ratio formula: GR = Number of Teeth on Output Gear / Number of Teeth on Input Gear.
  5. Calculate the gear ratio by performing the division.

The gear ratio provides insight into how much the input gear needs to rotate to achieve a certain rotation of the output gear. It influences torque, speed, and direction of rotation in the gearbox.

China best 57bl Jk57bl01jsx92 Worm Gear Motor DC Electric Power Speed Reducer Gearbox for Concrete Mixer Machine gearbox drive shaft China best 57bl Jk57bl01jsx92 Worm Gear Motor DC Electric Power Speed Reducer Gearbox for Concrete Mixer Machine gearbox drive shaft
editor by CX 2023-10-04

China high quality Worm Reducer Gear Reducer Motor Reducer Reduction Motor Worm Gearbox Nmrv Gearbox with Great quality

Product Description

Product Description

1. Motor type: Permanent magnet DC
2. Rated speed: 2200rpm-3500rpm
3. Protection: IP44, IP55
4. Voltage: 24V
5.Gear Ratio: 7251
6.Output speed: 2-3 rpm
7. Output power: 350W on this DC motor type
8. Gearbox: worm and wheel
9. Insulation: Class F
10. Efficiency: 65%
 

Product Parameters

 

 

 

Detailed Photos

 

 

FAQ

 

Q: How to order?
A: send us inquiry → receive our quotation → negotiate details → confirm the sample → sign contract/deposit → mass production → cargo ready → balance/delivery → further cooperation.

Q: How about Sample order?
A: Sample is available for you. please contact us for details. Contact us

Q: Which shipping way is avaliable?
A: DHL, UPS, FedEx, TNT, EMS, China Post,Sea are available.The other shipping ways are also available, please contact us if you need ship by the other shipping way. 

Q: How long is the deliver?
A: Devliver time depends on the quantity you order. usually it takes 15-25 working days.

Q: My package has missing products. What can I do?
A: Please contact our support team and we will confirm your order with the package contents.We apologize for any inconveniences. 

Q: How to confirm the payment?
A: We accept payment by T/T, PayPal, the other payment ways also could be accepted,Please contact us before you pay by the other payment ways. Also 30-50% deposit is available, the balance money should be paid before shipping.
 

Application: Machine Tool
Speed: Variable Speed
Number of Stator: Single-Phase
Function: Driving
Casing Protection: Totally Enclosed
Number of Poles: 4
Customization:
Available

|

Customized Request

gearbox

Is it Better to Repair or Replace a Damaged Gearbox?

Deciding whether to repair or replace a damaged gearbox depends on several factors and considerations:

  • Extent of Damage: Assess the severity of the gearbox damage. Minor issues like worn bearings or seals may be repairable, while extensive damage may necessitate a replacement.
  • Cost of Repair: Compare the cost of repairing the gearbox to the cost of replacing it with a new or remanufactured unit. In some cases, repairs might be more cost-effective.
  • Availability of Parts: Availability of replacement parts for the gearbox can influence the repair option. If parts are hard to find, replacement might be a more viable choice.
  • Age and Condition: Consider the age and overall condition of the vehicle. If the vehicle is older and nearing the end of its lifespan, a replacement gearbox might offer better long-term reliability.
  • Performance and Efficiency: A new or remanufactured gearbox might offer improved performance and efficiency compared to a repaired one.
  • Future Maintenance: Evaluate potential future maintenance needs of both repair and replacement options. A replacement gearbox might come with a warranty and require less frequent maintenance.
  • Professional Assessment: Seek advice from a qualified mechanic or technician who can thoroughly assess the gearbox and provide recommendations based on expertise.

Ultimately, the decision to repair or replace a damaged gearbox should be based on a careful evaluation of these factors. It’s recommended to consult with professionals to make an informed choice that best suits your specific situation and budget.

China high quality Worm Reducer Gear Reducer Motor Reducer Reduction Motor Worm Gearbox Nmrv Gearbox with Great quality China high quality Worm Reducer Gear Reducer Motor Reducer Reduction Motor Worm Gearbox Nmrv Gearbox with Great quality
editor by CX 2023-09-28

China supplier Manual Override Worm Gearbox Hdm De-Clutchable Worm Gear Box sequential gearbox

Product Description

Description

 

HDM De-clutchable wormgear offers simple and reliable manual positioning of the valves, dampers and other quarter-turn devices when overriding existing pneumatic, electric or hydraulic quarter-turn actuators. All unit are suitable for both indoor and outdoor installation. The modular design is to provide the most efficient and effective solution to a full range of manual overriding requirements.

Main Product features
 

To engage manual operation, first pull out the lock handle and then rotate the clutch lever in anti-clockwise direction until engagement takes place. To return to automatic mode, first pull out the lock handle and then rotate the clutch lever in clockwise.

Remark:The bottom center of the HDM-4 is either F10/F14 or F10/F12

 

 

New Manual Override Countershaft Valve Connection Actuator Connection
b1 N b2 M D1 4-M1 D2 4-M2 E D3 4-Φ1 D4 4-Φ2
HDM-1 14 22 14 16 Φ50 4-M6 Φ70 4-M8 70*70 Φ50 4-Φ6.5 Φ70 4-Φ8.5
HDM-2 17 22 17 18 Φ70 4-M8 Φ102 4-M10 95*95 Φ70 4-Φ8.5 Φ102 4-Φ10.5
HDM-3 22 28 22 22 Φ102 4-M10 Φ125 4-M12 114*114 Φ102 4-Φ10.5 Φ125 4-Φ12.5
HDM-4 27 32 27 30 Φ102 4-M10 Φ125 4-M12 129*129 Φ125 4-Φ12.5 Φ140 4-Φ16.5
HDM-5 36 45 36 38 Φ140 4-M16 / / 156*156 Φ140 4-Φ17 Φ165 4-Φ21
HDM-6 46 50 46 48 Φ165 4-M20 / / 160*160 Φ165 4-Φ22 / /

New Manual Override A B ΦC F T Y H S K Ratio Rated Input Rated Onput
HDM-1 90 55 Φ88 115 44 145 120 53 10 26:1 Nm 250Nm
HDM-2 125 64 Φ110 135 62.5 178 133 56.5 13 28:1 Nm 450Nm
HDM-3 140 71 Φ129 166 70 212 180 68.7 12.5 38:1 Nm 700Nm
HDM-4 188.5 93 Φ174 202 94 280 195 84 15 54:1 Nm 1200Nm
HDM-5 222 110 Φ205 245 110 315 225 92 15 80:1 Nm 2000Nm
HDM-6 252 120 Φ275 280 125 320 252 102 15 78:1 Nm 3000Nm

1. Question:What is your main products?

   Answer:Our main products are Pneumatic Actuators, Electric Actuators, Actuated Valves And Valve actuators Accessories..
 

2. Question:Are you a trader or manufacturer ?

   Answer: We are the pneumatic actuators and electric actuators manufacturer , we have ability to do the customization products with experienced team, And we have own factory and production line.
 

3. Question:How do your make the quality guarantee for actuators?

   Answer:We have our own quality control system for incoming and outgoing of the materials, every product will be under controlled and tested before delivery to our customer , and we also provide 18 months guarantee ,beside we provide technical supporting .

4.  Question:When can I receive the Price of valve actuators ?

   Answer:We will give the Quotation Within 24 hours after we get your inquiry .Or Your can call or message us if it’s quite urgently.
 

5. Question:How to order our pneumatic actuators and electric actuators ?

   Answer:Please send us your inquiry by Email, , etc. we need to know the following informations before giving the formal Quotation.
1) Product information in details, Quantity, Other requirements
2) Delivery time required
 

6. Question:How can I get a sample to check your quality?

   Answer:Contact with our sales expert to arrange the sample delivery. Please send us the details of the sample before placing the order.
 

7. Question:Shall we pay the sample cost and transportation cost ?

   Answer:We will provide the sample by free of charge. Your will bear the freight cost.
 

8. Question:How long to prepare the sample ?

   Answer:Most of our products are under regular production and some of them we keep in stocks.
 

9. Question:How to delivery the sample to our place?

   Answer:Your can provide your forwarders contacts if any, or we will arrange it for you.
 

10. Question:What about the delivery date if we place the formal order ?

   Answer:Usually it takes 15~20days on the production .We know that on-time delivery is very crucial to our customers to meet dead-lines.
We monitor and expedite our supply chain to ensure that we delivery our products to our customers on-time all the time.

Installation: Manual
Type: Worm Gear Box
Worm Material: Qt400
Shaft Material: 45#Steel
Transport Package: Foam and Carton Box
Trademark: Hearken
Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

gearbox

How to Calculate Gear Ratio in a Gearbox

Gear ratio is a fundamental parameter in a gearbox that represents the ratio of the number of teeth between two gears. It determines how much the output gear rotates in relation to the input gear. The formula to calculate gear ratio is:

Gear Ratio (GR) = Number of Teeth on Output Gear / Number of Teeth on Input Gear

Here’s a step-by-step guide on how to calculate gear ratio:

  1. Identify the input and output gears in the gearbox.
  2. Count the number of teeth on the output gear (the gear connected to the output shaft).
  3. Count the number of teeth on the input gear (the gear connected to the input shaft).
  4. Plug the values into the gear ratio formula: GR = Number of Teeth on Output Gear / Number of Teeth on Input Gear.
  5. Calculate the gear ratio by performing the division.

The gear ratio provides insight into how much the input gear needs to rotate to achieve a certain rotation of the output gear. It influences torque, speed, and direction of rotation in the gearbox.

China supplier Manual Override Worm Gearbox Hdm De-Clutchable Worm Gear Box sequential gearbox China supplier Manual Override Worm Gearbox Hdm De-Clutchable Worm Gear Box sequential gearbox
editor by CX 2023-09-13