Long Life Four Contact Yaw Bearing with External Gear
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Long Life Four Contact Yaw Bearing with External Gear

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Long Life Four Contact Yaw Bearing with external gear

Luoyang Xinqianglian Slewing Bearing Co., Ltd.  ( Hereinafter referred to as the LYXQL) founded in 2003, is located in the ancient capital of nine dynasties Luoyang in Henan province. LYXQL is a national key high-tech enterprises and become a GEM listing company successfully on July 13,2020 (stock code "300850").

 

Four Contact Long Life Yaw Bearing is the main component of wind power equipment, and its performance and working conditions directly affect the performance of the rotating shaft connected to it, the yaw system device installed on the rotating shaft, and even the performance of the entire wind power equipment. It has practical significance for improving the reliability of Long Life Four Contact Yaw Bearing with external gear, improving the service life of wind power equipment, improving economic benefits, and ensuring long-term safe and stable operation of wind power equipment.

 

细节图1

 

The heat treatment state of the Long Life Four Contact Yaw Bearing with external gear is generally quenched and tempered, and the hardness is 207~262HB. For special requirements, the tooth surface can also be quenched according to the user's requirements. The quenching hardness is HRC55±5, and sufficient depth can be guaranteed.According to different applications, gear quenching can be divided into full-tooth quenching and single-tooth induction quenching. Single tooth induction hardening can be divided into tooth surface tooth root hardening and tooth surface hardening. The quenching process is divided into: 1. Full tooth quenching 2. Tooth surface root quenching 3. Tooth surface quenching

 

LYXQL Long Life Yaw Bearing------Technical Data:
1. Material: 42CrMo, 50Mn
2. Precision: P0. P6. P5.
3. Outside diameter: 500~25000mm
4. Cage/retainer: Nylon or aluminum
5. Gear type: non-geared, internal gear and external gear, gear hardened

 

细节图2

 

LYXQL Four Contact Long Life Yaw Bearing----Surface treatment:

1: black surface treatment

2: Surface sandblasting and painting

3: Surface chrome plating

4: Surface spray zinc treatment

5: Surface phosphating treatment

6: Dacromet treatment

 

LYXQL Four Contact Long Life Yaw Bearing with external gear--- Seal

The sealing of the cross roller slewing bearing without teeth is mainly to prevent the filled grease from leaking out, and also to prevent external dust, impurities and moisture from entering the inside of the bearing and affecting the normal operation of the bearing.

 

Since most of the slewing bearings work under heavy loads and low speeds, the sealing form of the bearings adopts two structures: rubber seal ring seal and labyrinth seal. The rubber sealing ring itself has a simple structure, small space occupation and reliable sealing performance. The disadvantage is that it is prone to early aging under high temperature conditions and loss of airtightness. Therefore, under high temperature conditions, the slewing bearing should adopt a labyrinth seal. In addition, the material of the sealing ring under high temperature is high temperature resistant fluoro rubber.

 

细节图3

 

LYXQL Long Life Yaw Bearing with external gear-----Packaging Details:
Step 1: Covered with the anti-rust oil
Step 2: wrapped with the plastic film;
Step 3: Packed with Kraft paper and professional belts;
Step 4: Put into wooden box to avoid the rust or the moist;
Remark: Normally, plastic film+ Kraft +belt+ wooden box, but customized packing available,

 

LYXQL Yaw Bearing with external gear- Maintain

1. The slewing bearing should be greased regularly. According to different types of slewing bearings, the specific grease filling time is as follows: the ball type is filled with grease every 100 hours of operation; the roller type is filled with grease every 50 hours of operation .

 

2. The sundries on the surface of the slewing ring should be removed frequently during use, and the sealing strip of the slewing ring should be checked for aging, cracking, damage or separation. If one of these conditions occurs, the sealing strip should be replaced in time to prevent debris from entering the raceway and the loss of grease.

 

3. Pay close attention to the operation of the slewing ring during use. If you find that the noise, impact, or power suddenly increases, you should stop the machine immediately for inspection until all the faults are eliminated, and disassemble and inspect if necessary.

 


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LYXQL Slewing Bearing Co., Ltd. founded in 2003, is the leader manufacturer of large size slewing bearings in China. As one of the national key high-tech enterprises, LYXQL became the GEM listing company successfully on July 13, 2020 (stock code 300850).

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