China Hot selling Helical Worm Geared Motors with Hollow Shaft bevel gear set

Product Description

S series Helical- Worm Geared Reducer with Motor

1. Product features

1.1. S series: right-angle speed reduction gearing composed by helical gears, worms, and gears, optimized and designed according to international standard
 
1.2.High precision, high efficiency, fine classification in transmission ratio, wide range, large transmission torque, reliable performance, low noise, flexible installation, and convenient use and maintenance.
 
1.3. They are widely used in various low-speed transmissions, which are general basic parts of mechanical transmission. 

2. Technical parameters

Housing material                                     Cast iron
Housing hardness HBS90-240
Gear material: 20CrMnTi
Surface hardnesss  of gear     HRC58°-62°
Gear core hardness HRC33°-40°
Input/Output shaft material           40CrMnTi
Input/Output shaft hardness HBS241°-286°
Shaft at oil seal postion hardness HRC48 ° -55 °
Machining precision of gears  material Accurate grinding 6-5 grade
Heat treatment tempering, cementing, quenching etc
Efficiency up to 90%
Noise(Max) 60-68dB
Unit model Foot mounted,flange mounted,hollow shaft mounted
Input method flange input,inline input,shaft input
Vibration ≤ 20um
Backlash ≤ 20Arcmin
Bearing brands NSK,C&U etc
Oil seal brands NAK,SKF etc
Lubricant VG680
Motor IP55, F class
Motor shaft 40Cr, Tempering, cementing,quenching etc.

3.Applications

HangZhou XG Transmission Gearbox reducer are widely used in :
Ceramic Industry
Glass Industry
Food Industry
Metallurgy Industry
Beer& Drink Industry
Printing and dyeing Industry
Textile Industry
Warehouse Logoistics Industry
Wood working Machinery
environmental protection equipment Industry
Leather Industry
Pharmacy Industry
 
5.Company Information

 
ZheJiang CHINAMFG Drive Co.,Ltd,the predecessor was a state-owned military mould enterprise, was established in 1965. CHINAMFG specializes in the complete power transmission solution for high-end equipment manufacturing industries based on the aim of “Platform Product, Application Design and Professional Service”.

Starshine have a strong technical force with over 350 employees at present, including over 30 engineering technicians, 30 quality inspectors, covering an area of 80000 square CHINAMFG and kinds of advanced processing machines and testing equipments. We have a good foundation for the industry application development and service of high-end speed reducers & variators owning to the provincial engineering technology research center,the lab of gear speed reducers, and the base of modern R&D.

Our main products are R/S/K/F series helical geared motor, SNP series planetary gearboxes, SNKG series bevel-helical gearmotor, NCJ series gear motor, RV series worm gearboxes, JWB-X series speed variators, B/JXJ series cycloidal gearboxes, XGK series helical-hypoid Gearboxes, which widely used in ceramic industry, glass industry, woodworking machinery , high voltage switch, food & beverage, packaging & printing, Storage & logistics, hoisting & transportation facilities…etc , and CHINAMFG technically provide the professional product & service for the medium and high-end customers, and our gearboxes are best-selling in domestic, and even in abroad , such as in Europe, North America, South America, Middle East, South Asia, Southeast Asia, Africa…etc.

 In the future , Starshine will hold the creed of “serving customer, diligence & simplicity, self-criticism, innovation, honesty, teamwork”, and the concept of “quality creates value” to focus on the customers’ requirements and provide them the competitive transmission solution and create value for them constantly, and make a high-end equipment manufacturing industry and create a preferred brand of replacing import products and upgrading continuously for the end users.

Between Dynamic and Static, Simple is Extraordinary, let’s go CHINAMFG hand in hand and make a brilliant future!

Our factory 
1. 300 sets advanced processing machines

2. “6S”Standardized Management

Our Team 

Technical Team

Sales Team

After Sales Team

Exibition Show 

2019 ASIA ceramics exhibition

2018 World of Industry Exhibition

Quality Assurance
 
Products 100% test before delivery

Passed ISO 9001: 2015 Certificate.

 
Our Certificates:
Passed ” ISO 9001 International Quality System Certificate”, “International Quality Credit AAA++ Ceritifacte” ,  ” Swiss SGS Certificate”, Iconic Brand in Chinese Electromechanical Industry”, “Famous Brand of ZheJiang Province”, “Non-public Scientific and Technological Enterprise in ZheJiang Province”, “National High and New-tech Enterprise”, “TOP 50 in Chinese Gear Industry” “2011 HangZhou Engineering and Technological R&D Center” and so on.

Our service

1. We provide 12 months Warranty.
2. We have thousands of gearbox reducers. From Input Power 0.06KW to 200KW, Ratio 1.3-289.74, Output speed 0-1095rpm and Output torque 1.4-62800Nm. They can meet your all different requirements for different industries.
3. 24 hours online service.
4. Fast delivry. 
5. We provide E-catalog or Paper catalog,so you can select the model easily according to your requirements 
6. Welcome you come to our factory to check our products, we can help you to book the hotel or ticket.

FAQ
 
Q:Are you a trading  company or manufacturer?
A: We are manufacturer.

Q:Where do you base?
A: We are in Xihu (West Lake) Dis. district, HangZhou, China.

Q:What kinds of gearbox can you produce for us?
A: R/S/K/F series helical geared motor, SNP series planetary gearboxes, SNKG series bevel-helical gearmotor, NCJ series gear motor, RV series worm gearboxes, JWB-X series speed variators, B/JXJ series cycloidal gearboxes, XGK series helical-hypoid Gearboxes

Q:What are the application of the gearbox?
A:Products are widely used in ceramic, glass, food, metallurgy, beer & drink, printing and dyeing, textile, petrochemical engineering, warehouse logistics, wood-working machine, environmental protection equipment, printing and packaging, pharmacy, and leather. Products are sold in some countries and regions, such as Europe, America, and Southeast Asia, and it possesses dozens of distributors and after-sale service agents.

Q:What is the material you use?

A1: Aluminum Housing body ( For the RV series worm gearbox Size 30~90)
   
A2: Cast iron(For the RV series worm gearbox, Size 110-150, For the NCJ  & F/R/S/K series helical gear reducer)

Any inquiry pls contact:
Nicola Huang (Export sales)
 
 
Website: gearbox1965

Application: Motor, Machinery, Agricultural Machinery
Function: Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout: Coaxial
Hardness: 58-62HRC
Installation: Vertical Type
Step: Single-Step
Customization:
Available

|

Customized Request

worm gear

How do you maintain and service a worm gear?

Maintaining and servicing a worm gear is essential to ensure its optimal performance, reliability, and longevity. Regular maintenance helps identify and address potential issues before they escalate, minimizes wear, and extends the lifespan of the gear system. Here are some key steps involved in maintaining and servicing a worm gear:

  • Inspection: Conduct routine visual inspections of the worm gear system to check for any signs of wear, damage, or misalignment. Inspect the gear teeth, bearings, housings, and lubrication system. Look for indications of excessive wear, pitting, chipping, or abnormal noise during operation.
  • Lubrication: Ensure that the worm gear system is properly lubricated according to the manufacturer’s recommendations. Regularly check the lubricant levels, cleanliness, and viscosity. Monitor and maintain the lubrication system, including oil reservoirs, filters, and seals. Replace the lubricant at recommended intervals or if it becomes contaminated or degraded.
  • Tighten fasteners: Over time, vibrations and operational forces can cause fasteners to loosen. Regularly check and tighten any bolts, screws, or clamps associated with the worm gear system. Be cautious not to overtighten, as it may lead to distortion or damage to the gear components.
  • Alignment: Check the alignment of the worm gear system periodically. Misalignment can cause excessive wear, increased friction, and reduced efficiency. Adjust and realign the gears if necessary to ensure proper meshing and minimize backlash.
  • Cleaning: Keep the worm gear system clean and free from debris, dirt, or contaminants. Regularly remove any accumulated dirt or particles that may affect the gear performance. Use appropriate cleaning methods and solvents that are compatible with the gear materials.
  • Load monitoring: Monitor the load conditions of the worm gear system. Ensure that the gear is not operating beyond its rated capacity or encountering excessive shock loads. If needed, consider implementing load monitoring devices or systems to prevent overloading and protect the gear system.
  • Periodic inspection and testing: Schedule periodic comprehensive inspections and functional testing of the worm gear system. This may involve disassembling components, checking for wear, measuring gear backlash, and evaluating overall performance. Identify and address any issues promptly to prevent further damage or failure.
  • Professional servicing: For complex or critical applications, it may be beneficial to involve a professional service provider or gear specialist for more extensive maintenance or repairs. They can offer expertise in diagnosing issues, performing advanced inspections, and conducting specialized repairs or replacements.

It’s important to follow the manufacturer’s recommendations and guidelines for maintaining and servicing the specific worm gear system. Adhering to proper maintenance practices helps ensure the gear’s optimal performance, reduces the risk of unexpected failures, and maximizes its operational lifespan.

worm gear

What are the potential challenges in designing and manufacturing worm gears?

Designing and manufacturing worm gears can present several challenges due to their unique characteristics and operating conditions. Here’s a detailed explanation of the potential challenges involved:

  1. Complex geometry: Worm gears have complex geometry with helical threads on the worm shaft and corresponding teeth on the worm wheel. Designing the precise geometry of the gear teeth, including the helix angle, lead angle, and tooth profile, requires careful analysis and calculation to ensure proper meshing and efficient power transmission.
  2. Gear materials and heat treatment: Selecting suitable materials for worm gears is critical to ensure strength, wear resistance, and durability. The materials must have good friction and wear properties, as well as the ability to withstand the sliding and rolling contact between the worm and the worm wheel. Additionally, heat treatment processes such as carburizing or induction hardening may be necessary to enhance the gear’s surface hardness and improve its load-carrying capacity.
  3. Lubrication and cooling: Worm gears operate under high contact pressures and sliding velocities, resulting in significant heat generation and lubrication challenges. Proper lubrication is crucial to reduce friction, wear, and heat buildup. Ensuring effective lubricant distribution to all contact surfaces, managing lubricant temperature, and providing adequate cooling mechanisms are important considerations in worm gear design and manufacturing.
  4. Backlash control: Controlling backlash, which is the clearance between the worm and the worm wheel, is crucial for precise motion control and positional accuracy. Designing the gear teeth and adjusting the clearances to minimize backlash while maintaining proper tooth engagement is a challenge that requires careful consideration of factors such as gear geometry, tolerances, and manufacturing processes.
  5. Manufacturing accuracy: Achieving the required manufacturing accuracy in worm gears can be challenging due to their complex geometry and tight tolerances. The accurate machining of gear teeth, maintaining proper tooth profiles, and achieving the desired surface finish require advanced machining techniques, specialized tools, and skilled operators.
  6. Noise and vibration: Worm gears can generate noise and vibration due to the sliding contact between the gear teeth. Designing the gear geometry, tooth profiles, and surface finishes to minimize noise and vibration is a challenge. Additionally, the selection of appropriate materials, lubrication methods, and gear housing design can help reduce noise and vibration levels.
  7. Efficiency and power loss: Worm gears inherently have lower efficiency compared to other types of gear systems due to the sliding contact and high gear ratios. Minimizing power loss and improving efficiency through optimized gear design, material selection, lubrication, and manufacturing accuracy is a challenge that requires careful balancing of various factors.
  8. Wear and fatigue: Worm gears are subjected to high contact stresses and cyclic loading, which can lead to wear, pitting, and fatigue failure. Designing the gear teeth for proper load distribution, selecting appropriate materials, and applying suitable surface treatments or coatings are essential to mitigate wear and fatigue issues.
  9. Cost considerations: Designing and manufacturing worm gears can be cost-intensive due to the complexity of the gear geometry, material requirements, and precision manufacturing processes. Balancing performance requirements with cost considerations is a challenge that requires careful evaluation of the gear’s intended application, performance expectations, and budget constraints.

Addressing these challenges requires a comprehensive understanding of gear design principles, manufacturing processes, material science, and lubrication technologies. Collaboration between design engineers, manufacturing experts, and material specialists is often necessary to overcome these challenges and ensure the successful design and production of high-quality worm gears.

worm gear

What is the purpose of a self-locking feature in a worm gear?

A self-locking feature in a worm gear serves the purpose of preventing reverse motion or backdriving of the gear system. When a worm gear is self-locking, it means that the worm can rotate the worm wheel, but the reverse action is hindered or restricted, providing a mechanical holding or braking capability. This self-locking feature offers several advantages and is utilized in various applications. Here are the key purposes of the self-locking feature:

  • Mechanical Holding: The self-locking capability of a worm gear allows it to hold a specific position or prevent unintended movement when the worm is not actively driving the system. This is particularly useful in applications where it is necessary to maintain a fixed position or prevent the gear from rotating due to external forces or vibrations. Examples include elevators, lifts, and positioning systems.
  • Backdriving Prevention: The self-locking feature prevents the worm wheel from driving the worm in the reverse direction. This is advantageous in applications where it is crucial to prevent a load or external force from causing the gear to rotate backward. For instance, in a lifting mechanism, the self-locking feature ensures that the load remains suspended without requiring continuous power input.
  • Enhanced Safety: The self-locking property of a worm gear contributes to safety in certain applications. By preventing unintended or undesired motion, it helps maintain stability and reduces the risk of accidents or uncontrolled movement. This is particularly important in scenarios where human safety or the integrity of the system is at stake, such as in heavy machinery or critical infrastructure.

It’s important to note that not all worm gears are self-locking. The self-locking characteristic depends on the design parameters, specifically the helix angle of the worm’s thread. A higher helix angle increases the self-locking tendency, while a lower helix angle reduces or eliminates the self-locking effect. Therefore, when selecting a worm gear for an application that requires the self-locking feature, it is essential to consider the specific design parameters and ensure that the gear meets the necessary requirements.

China Hot selling Helical Worm Geared Motors with Hollow Shaft bevel gear setChina Hot selling Helical Worm Geared Motors with Hollow Shaft bevel gear set
editor by CX 2023-11-08