China Hot selling Module 4 and 21 Teeth Customized Gear for Drilling Machine worm gear winch

Product Description

Product introduction
 

Gear model Customized gear accoding to customers sample or drawing
Processing machine CNC machine
Material 20CrMnTi/ 20CrMnMo/ 42CrMo/ 45#steel/ 40Cr/ 20CrNi2MoA
Heat treattment Carburizing and quenching/ Tempering/ Nitriding/ Carbonitriding/ Induction hardening
Hardness 58-62HRC
Qaulity standerd GB/ DIN/ JIS/ AGMA
Accuracy class 5-8 class
Shipping Sea shipping/ Air shipping/ Express

Factory introduction

  ZheJiang Yingxing Gear Co., LTD is set product development, production and sales of specialized enterprises, the company was founded in 2007, is located in Xihu (West Lake) Dis. Bridge River, 50 kilometers from the provincial capital HangZhou city, convenient transportation.
  
  The company has modern professional production workshop covers an area of 30,000 square meters, 120 employees, including professional and technical staff of 30 people.  We buy the advanced processing center equipment from Germany and American. We produce the gear for reducer,agricultural machinery, construction machinery, oil drilling rig,and other aspects of the production. The company has been appraised as ZheJiang quality products, corporate credit quality units. The company has offices in HangZhou.

  Our products sell well in China and exported to Europe, the Americas, the Middle East, Southeast Asia and other countries. My company adhered to the “good faith, winning by quality, first-class service will be presented to our customers” for the purpose, we are willing to be honest with you, and work together for a better tomorrow.

Factory pictures and cerfitication

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Application: Machinery, Marine, Agricultural Machinery, Drilling Machinery
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Rolling Gear
Toothed Portion Shape: Spiral Gear
Material: 20crmnti
Customization:
Available

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Customized Request

helical gear

How do you maintain and service a helical gear system?

Maintaining and servicing a helical gear system is essential to ensure its long-term performance, reliability, and longevity. Proper maintenance practices help identify and address potential issues before they lead to gear failure or reduced efficiency. Here’s a detailed explanation of how to maintain and service a helical gear system:

  1. Regular Inspection: Perform regular visual inspections of the helical gear system to check for any signs of wear, damage, or misalignment. Inspect the gear teeth, shafts, bearings, and lubrication system for any abnormalities. Look for indications such as pitting, chipping, excessive tooth wear, or unusual noise or vibration during operation.
  2. Lubrication Maintenance: Ensure proper lubrication of the helical gears as per the manufacturer’s recommendations. Monitor lubricant levels, quality, and contamination. Periodically check and replenish or replace the lubricant as necessary. Follow the recommended lubrication intervals and use the appropriate lubricant type and viscosity for the operating conditions.
  3. Gear Cleaning: Keep the gear system clean and free from debris or contaminants. Regularly remove any accumulated dirt, dust, or foreign particles that may affect the gear performance. Use appropriate cleaning methods such as brushing, wiping, or compressed air to maintain a clean gear environment.
  4. Alignment Check: Misalignment can lead to premature gear failure and reduced efficiency. Periodically check the shaft alignment using precision alignment tools. Ensure that the shafts are properly aligned both radially and axially. If misalignment is detected, take corrective measures such as adjusting the shaft positions or using shims to reestablish proper alignment.
  5. Check Gear Meshing: Monitor the gear meshing to ensure proper tooth engagement and contact. Regularly inspect the tooth contact pattern to identify any irregularities or changes. If necessary, make adjustments to the gear position or shim thickness to achieve the desired tooth contact pattern and optimize gear performance.
  6. Bearing Maintenance: Check the condition of the bearings supporting the helical gears. Monitor for any signs of wear, damage, or inadequate lubrication. Replace worn-out or faulty bearings promptly to prevent further damage to the gear system. Follow the manufacturer’s guidelines for bearing maintenance, lubrication, and replacement.
  7. Vibration Analysis: Perform periodic vibration analysis to detect any abnormal vibration patterns that may indicate gear or bearing problems. Use vibration monitoring tools and techniques to identify the source and severity of the vibrations. If excessive vibrations are detected, investigate and rectify the underlying causes to prevent gear damage or failure.
  8. Temperature Monitoring: Monitor the temperature of the helical gear system during operation. Excessive heat can be an indication of inadequate lubrication, overloading, or other issues. Regularly measure and record the gear system’s operating temperature to identify any abnormal temperature rise and take appropriate action if necessary.
  9. Training and Documentation: Ensure that maintenance personnel are properly trained in helical gear system maintenance and servicing. Maintain detailed documentation of maintenance activities, including inspection records, lubrication schedules, and any repairs or replacements performed. This documentation helps track the gear system’s history and assists in troubleshooting and future maintenance planning.
  10. Consult with Experts: When in doubt or when dealing with complex gear systems, consult with gear manufacturers, industry experts, or experienced engineers for guidance on specific maintenance procedures or troubleshooting techniques. They can provide valuable insights and recommendations based on their expertise and experience.

By following these maintenance and servicing practices, you can ensure the optimal performance, reliability, and longevity of your helical gear system. Regular inspections, proper lubrication, alignment checks, and timely repairs or replacements are crucial for minimizing downtime, extending gear life, and maximizing the efficiency of the gear system.

helical gear

Can helical gears be used in both horizontal and vertical orientations?

Yes, helical gears can be used in both horizontal and vertical orientations. The design and characteristics of helical gears make them versatile and suitable for various orientations and applications. Here’s a detailed explanation of why helical gears can be used in both horizontal and vertical orientations:

  • Load Distribution: Helical gears are capable of distributing loads over multiple teeth due to their inclined tooth profile. This design feature allows for efficient load sharing and helps minimize localized stresses on individual teeth. Regardless of whether the gears are in a horizontal or vertical orientation, the load distribution capability of helical gears remains effective, ensuring reliable and durable performance.
  • Lubrication: Proper lubrication is crucial for the smooth operation of gears, regardless of their orientation. Helical gears can be adequately lubricated in both horizontal and vertical orientations to minimize friction, wear, and heat generation. The lubricant forms a film between the gear teeth, reducing contact stresses and facilitating efficient power transmission.
  • Bearing Support: In both horizontal and vertical orientations, helical gears can be supported by suitable bearings to maintain proper alignment and reduce axial and radial loads. The bearing arrangement is designed to accommodate the specific orientation and loads encountered, ensuring stable and precise gear meshing.
  • Alignment and Mounting: Proper alignment and mounting are essential for helical gears, regardless of their orientation. In horizontal orientations, gears can be mounted on shafts using suitable keyways, splines, or other fastening methods. In vertical orientations, additional considerations may be necessary to secure the gears and prevent axial movement. Ensuring accurate alignment during installation helps maintain optimal gear meshing and reduces noise, vibrations, and premature wear.
  • Oil Splash Lubrication in Vertical Orientation: In vertical orientations, helical gears can benefit from oil splash lubrication. By strategically positioning oil reservoirs and splash guards, the gears can be effectively lubricated as the rotating gears agitate the lubricant, causing it to splash and reach all necessary surfaces. This method helps ensure adequate lubrication even in vertical orientations where gravity affects the flow of lubricant.
  • Additional Considerations for Vertical Orientation: While helical gears can be used in vertical orientations, it’s important to consider additional factors that may come into play. In vertical applications, the weight of the gears and potential thrust forces need to be appropriately supported to prevent excessive axial loading or gear displacement. Proper housing design, bearing selection, and lubrication considerations should account for these factors to ensure reliable operation.

In summary, helical gears are versatile and can be used in both horizontal and vertical orientations. Their load distribution capabilities, ability to be properly lubricated, suitable bearing support, and the importance of alignment and mounting make them suitable for various applications and orientations. By considering specific factors related to the orientation, engineers can ensure the reliable and efficient performance of helical gears in both horizontal and vertical arrangements.

helical gear

What is a helical gear and how does it work?

A helical gear is a type of cylindrical gear with teeth that are cut at an angle to the gear axis. It is widely used in various mechanical systems to transmit power and motion between parallel shafts. Here’s a detailed explanation of helical gears and their working principles:

A helical gear consists of a cylindrical shape with teeth that are cut in a helical pattern around the gear’s circumference. The teeth of a helical gear are not perpendicular to the gear axis but are instead aligned at an angle, forming a helix shape. This helix angle allows for gradual engagement and disengagement of the gear teeth, resulting in smoother and quieter operation compared to spur gears.

The working principle of a helical gear involves the transfer of rotational motion and power between parallel shafts. When two helical gears mesh together, their helical teeth gradually come into contact, causing a sliding action as the gears rotate. This sliding action creates both axial and radial forces on the teeth, resulting in a thrust load along the gear axis.

As the helical gears rotate, the sliding action between the teeth causes a force component along the gear axis. This axial force is responsible for generating the thrust load on the gear, which must be properly supported by suitable thrust bearings or other means to ensure smooth and efficient operation.

The helical gear design offers several advantages:

  1. Smooth and Quiet Operation: The helical teeth engagement allows for a gradual contact between the gear teeth, reducing impact and noise during operation. This results in smoother and quieter gear performance compared to spur gears.
  2. Increased Load-Carrying Capacity: The helical gear design provides greater tooth contact compared to spur gears. This increased contact area allows helical gears to transmit higher loads and handle greater torque without experiencing excessive wear or tooth failure.
  3. Parallel Shaft Operation: Helical gears are primarily used for transmitting power and motion between parallel shafts. By meshing two helical gears on parallel shafts, rotational motion can be efficiently transmitted from one shaft to the other with a constant speed ratio.
  4. Ability to Transmit Motion at Various Angles: While helical gears are commonly used for parallel shaft applications, they can also be used to transmit motion at non-parallel shaft angles by using a combination of helical gears or by incorporating additional components such as bevel gears.

It is important to consider a few factors when using helical gears:

  • Helix Angle: The helix angle determines the degree of tooth engagement and sliding action. A higher helix angle increases the smoothness of operation but also introduces a larger axial force and thrust load on the gear.
  • Direction of Helix: Helical gears can have either a right-hand or left-hand helix. When two helical gears mesh, they must have opposite helix directions to ensure proper engagement.
  • Lubrication: Due to the sliding action between helical gear teeth, proper lubrication is crucial to minimize friction, wear, and heat generation. Adequate lubrication helps ensure the longevity and efficiency of the gear system.

In summary, a helical gear is a cylindrical gear with teeth cut in a helical pattern. It operates by gradually engaging and disengaging the teeth, resulting in smooth and quiet operation. Helical gears are widely used in various mechanical systems for parallel shaft applications, providing high load-carrying capacity and efficient power transmission.

China Hot selling Module 4 and 21 Teeth Customized Gear for Drilling Machine worm gear winchChina Hot selling Module 4 and 21 Teeth Customized Gear for Drilling Machine worm gear winch
editor by Dream 2024-05-02