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  • There are many different types of slewing bearings, such as four-point contact ball slewing bearings, cross roller slewing bearings, double row ball rotary bearings, double row cylindrical roller slewing bearings, three row roller slewing bearings, wire raceway slewing bearings, etc.Each type has di
  • The role and importance of bearing preloadWhen it comes to bearing preload, I believe many people do not know much about it. Applications such as machine tool spindles, electric motors, and automotive differentials require precise rotational motion with high stiffness and positional accuracy. For th
  • The role and importance of bearing preloadWhen it comes to bearing preload, I believe many people do not know much about it. Applications such as machine tool spindles, electric motors, and automotive differentials require precise rotational motion with high stiffness and positional accuracy. For th
  • Analysis of Accuracy Class of Slewing BearingsThe slewing bearing is a standard part of hoisting machinery, and its gear accuracy grade should be between 7-11, which determines the stability of the slewing bearing (slewing bearing) transmission, the uniformity of the load distribution and the accura
  • Gear heat treatmentThe statement of gear heat treatment normally have two statement, normfalizing and tempering. The quenching of gear surface an processed according to customer's requirement, the hardness are in the range of 50HRC~60HRC. In different application, the gear quenching can divide into
  • The rotary table bearing manufacturer will show you the application fields of rotary drive.Rotary drive can be applied to the main engine with circular motion, such as crane rotary table, rotating machinery, and other machines with circular work. Once put into operation, the product can be widely us
Type of Gears and uses

Gear is a kind of machine element which has teeth cut around a cylindrical or cone-shaped surface with equal spacing. They are used to transmit rotations and forces from the driving shaft to the driven shaft when a pair of these elements have meshed. There are different types of gear. They have a di

Large gear tooth-by-tooth hardening slewing rings

Large gear tooth-by-tooth hardeningInduction hardening of small-, medium, and large-size gears is done using a tooth-by-tooth technique or encircling method. Depending on the gear size, required hardness pattern and geometry, gears are induction hardened by encircling the whole gear with a coil (so-

The isolation roller inside the slewing ring raceway is also called the isolation block

The isolation roller inside the slewing ring raceway is also called the isolation block, which is made of two materials: engineering plastics and metal.The role of the spacer in the slewing ring has exceeded the role of keeping, isolating and guiding the normal rotation of the rolling element, and i

Slewing Bearing of Rollix

Slewing Bearing of Rollix: Slewing Bearing of Rollix modelRollix Crossed Rollers Internal Gear07-0673-00, 07-0770-00, 07-0849-00, 07-0885-01,07-0946-05, 07-1075-01, 07-1140-13,07-1304-04, 07-1385-03, 07-1606-02, 07-1830-04, 07-1997-04, 07-2400-00, 07-2810-09Rollix Crossed Rollers without Gear08-022

Why heat up when using slewing ring

Slewing bearing is a kind of accessory that is used more now. In the process of daily use, it will show heat to some extent. If this situation cannot be dealt with in time, it will be relatively large damage to the bearing. I will introduce you today It is about what conditions will cause the slewin

The difference between slewing bearings and rolling bearings

1. As far as everything is normal, the slewing bearing contains the ring gear for the rolling drive and its anti-fouling sealing equipment. This equipment has a key effect on ensuring that all the slewing bearings are normal and low-speed and long-time load operation.2. The standard of roller bearin

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We are Xuzhou Helin Slewing Bearing Co.,Ltd Slewing bearing factory in Xuzhou city . Our slewing bearing size from 100 mm - 5000 mm with standard and non- standard models . Good product quality, short delivery time, suitable price, high cost performance . welcome to contact us . 
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Xuzhou Helin Participates in The Exhibition 2024 Bauma China

Xuzhou Helin specializes in the production of slewing bearings, slewing drives, gears, flanges, and other engineering machinery components. We cordially invite you to attend the bauma China International Engineering Machinery Exhibition, scheduled to take place in Shanghai from November 26 to 29, 20

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Type of Gears and uses

Gear is a kind of machine element which has teeth cut around a cylindrical or cone-shaped surface with equal spacing. They are used to transmit rotations and forces from the driving shaft to the driven shaft when a pair of these elements have meshed. There are different types of gear. They have a di

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