Product Description

Company  Profiles
      
ZHangZhoug Xihu (West Lake) Dis.hai Reducer is a leading manufacturer of gear motor and gearbox.
Since 1991, we have specialized in manufacturing a wide range of gear motor and gear box including:
 

  • helical gear motor
  • helical bevel gear motor
  • parallel shaft helical gear motor
  • helical worm gear motor
  • hoist drive
  • heavy-duty helical gearbox
  • heavy-duty helical bevel gearbox
  • gear motor for car parking system
  • sprial bevel gearbox

Product Description

Product Description
 

E series gear motor is combined with helical gear and worm gear. It is 90° for input and output shaft.

Mounting position: footed mounting, flange mounting and shaft mounting etc.

Technical data:

Output speed:0.12~397rpm

Rated output torque:10~4200N*m

Motor power: 0.12~22KW

Product Parameters

Product features
1. Economical operation, low noise and high permitted overhung loads.
2. Due to their outstanding efficiency, these drives can be used in every industrial sector and tailored to individual torque and speed requirements.
General Technical data
Housing materialHT250 high-strength cast iron
Housing hardnessHBS190-240
Pinion material 20CrMnTiH
Gear material20CrMnTiH
Surface hardness of gearsHRC58°~62 °
Gear core hardnessHRC33~40
Input /output shaft material40CrMnTiH
Input / Output shaft hardnessHRC25~30
Machining precision of gearsaccurate grinding, 6~7 Grade
Lubricating oilGB L-CKC220
Heat treatmenttempering, cementiting, quenching, etc.
Efficiency94%~96% (depends on the transmission stage) 
Noise (MAX)60~68dB
Temp. rise  (MAX)40°C 
Temp. rise (Oil)(MAX)50°C
Vibration≤20µm
Backlash≤20Arcmin
Brand of bearingsChina Top brand C&U,LYC,TMB or other brands requested, 
Brand of oil sealCTY— ZheJiang or other brands requested
E —- series helical-worm gear motor
S-series single stages
ModelOutput Shaft Dia.Center HeightOutput Flange Dia.PowerRatioPermitted TorqueOutput Speed 
Solid (mm) (mm)(mm)(kw)(Nm)(RPM)
E3720k680j680/1200.12~1.56.72~1601058.4~397
E4725k6100j6110/1600.12~1.57.5~2121906.6~192
E5730k6112j6130/2000.18~3.07.5~2123406.5~194
E6735k6140j6130/2000.25~5.57.45~2155656~189
E7745k6180j6180/2500.37~7.57.9~25712003.5~177
E8760m6225h6250/3500.55~158.52~27726001.0~171
E9770m6280h6350/4501.5~228.26~28241854.9~177
E- series double stages 
ModelOutput Shaft Dia.Center HeightOutput Flange Dia.PowerRatioPermitted TorqueOutput Speed 
Solid (mm) (mm)(mm)(kw)(Nm)(RPM)
E37D1720k680j1380/1200.12110~202896.8~13
E47D1725k6100j13110/1600.12~0.18180~4382553.2~7.4
E57D1730k6112j13130/2000.12~0.25131~6553112.1~9.9
E67D3735k6140j13130/2000.12~0.37246~13636001.0~5.6
E77D3745k6180j13180/2500.12~1.1219~354012300.39~6.4
E87D5760m6225h13250/3500.12~1.5205~764328100.18~6.9
E97D5770m6280h13350/4500.12~3.0179~1126744200.12~7.7

Company Profile

ZHangZhoug Xihu (West Lake) Dis.hai Reducer Co., LTD is professionally manufacturing gear motor and gear box, with more than 20+years  experience,
And an industrial and trading company have been set up in ZheJiang , known as “ZheJiang Teguosi Transmission Equipment Co., Ltd”, and shorten as ” DHC•TGS”, mainly researching and developing high-quality transmission equipment, providing complete sets of equipment for the global intelligent industry in accordance with European standards, National standards and Enterprise standards. 

Our products had been Certified by CE,CCC,CQC,XT. 
As a leading brand of domestic transmission equipment, it is also a National High-tech Enterprise, a director of the China Heavy Machinery Industry Association, and a Parking Equipment Working Committee and a Bridge Crane Professional Committee. 

Your reliable supplier ,we assure you the utmost reliability and security for both product and services

Our Advantages

Our Advantages: Your professional supplier with 30+years experience

Widely  Used In  Different Industries

Package

Plastic bag + wooden carton

FAQ

FAQ

1.Q:What kinds of gearbox can you produce for us?
A:Main products of our company:  E, D, T, and P series helical gear motor and
hoist   drive
heavy-duty helical gearbox
heavy-duty helical bevel gearbox
gear motor for car parking system
sprial bevel gearbox  
more  than 1 hundred models and thousands of specifications
2.Q: How long is your delivery time?
A:
Generally it is 5-10 days if the parts are in stock. or it is 15-40 days if the parts are not in stock.
3.Q: What is your MOQ?
A:1 Set
4.Q: :Can you make as per custom drawing?
 A:Yes, we offer customized service for customers.

If you have any demand for our products please feel free to contact me.  /* October 22, 2571 15:47:17 */(()=>{function d(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

worm gearbox

How to Install and Align a Worm Reducer Properly

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

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

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

worm gearbox

Worm Gearbox vs. Helical Gearbox: A Comparison

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

AspectWorm GearboxHelical Gearbox
EfficiencyLower efficiency due to sliding friction between the worm and worm wheel.Higher efficiency due to rolling contact between helical gear teeth.
Torque TransmissionExcellent torque transmission and high reduction ratios achievable in a single stage.Good torque transmission, but may require multiple stages for high reduction ratios.
Noise and VibrationGenerally higher noise and vibration levels due to sliding action.Lower noise and vibration levels due to smoother rolling contact.
BacklashHigher inherent backlash due to the design.Lower backlash due to meshing of helical teeth.
Efficiency at Higher SpeedsLess suitable for high-speed applications due to efficiency loss.More suitable for high-speed applications due to higher efficiency.
Overload ProtectionNatural self-locking feature provides some overload protection.May not have the same level of inherent overload protection.
ApplicationsCommonly used for applications requiring high reduction ratios, such as conveyor systems and heavy-duty machinery.Widely used in various applications including automotive transmissions, industrial machinery, and more.

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

worm gearbox

Preventing Backlash in a Worm Gearbox

Backlash in a worm gearbox can lead to reduced accuracy, positioning errors, and decreased overall efficiency. Here are steps to prevent or minimize backlash:

  • High-Quality Components: Use high-quality worm gears and worm wheels with tight manufacturing tolerances. Precision components will help reduce backlash.
  • Proper Meshing: Ensure the worm gear and worm wheel are properly aligned and meshed. Improper meshing can lead to increased backlash.
  • Preload: Applying a small amount of preload to the worm gear can help reduce backlash. However, excessive preload can increase friction and wear.
  • Anti-Backlash Mechanisms: Consider using anti-backlash mechanisms, such as spring-loaded systems or adjustable shims, to compensate for any inherent backlash.
  • Lubrication: Proper lubrication can reduce friction and play a role in minimizing backlash. Use a lubricant that provides good film strength and reduces wear.
  • Maintenance: Regularly inspect and maintain the gearbox to identify and address any changes in backlash over time.

It’s important to strike a balance between reducing backlash and maintaining smooth operation. Consulting with gearbox experts and following manufacturer guidelines will help you optimize your worm gearbox’s performance while minimizing backlash.

worm_gearboxworm_gearbox
editor by lmc 2024-11-27