2018年12月4日星期二

What is the eccentric bearing?

The overall eccentric bearing, also known as eccentric bearing, is a very useful type of bearing. The utility model mainly comprises an outer ring, an inner ring, a rolling body flower basket and a rolling body. The eccentric bearing has a simple structure and is convenient to use, and the eccentric function can be realized without an eccentric shaft, so that the eccentric mechanism is greatly simplified, and the machining of the eccentric mechanism is saved, Time saving and assembly are easy, and the manufacturing cost of the eccentric mechanism is reduced.
Characteristics of the eccentric bearing: the inner hole of the inner ring is an eccentric hole, and a longitudinal key groove is formed on the inner side wall of the eccentric hole.


Classification of eccentric bearings
The utility model relates to a double-layer double-row tapered roller eccentric bearing; a cylindrical roller is a single-layer raceway small clearance or a negative clearance cylindrical roller bearing, which is mainly installed on both sides of a printing plate cylinder and an impression cylinder; The other is a double-layered raceway with an inner and outer eccentric negative clearance cylindrical roller bearing unit mounted on both sides of the printing machine's rubber roller. Due to its special structure, hollow cylindrical roller bearings have strong vibration absorption, long life and overload protection compared with conventional rolling bearings.
Application of eccentric bearings: reducer, petrochemical, textile, metallurgy, mining, steel, etc. Light and heavy machinery.


Eccentric bearing composition
The eccentric bearing is a very important bearing in the cycloid reducer. The original eccentric bearing consists of three parts: an eccentric sleeve and two 502 series cylindrical rollers. The eccentric sleeve and the inner ring of the bearing are integrated to form an eccentric bearing. The eccentric bearing mainly comprises an outer ring, an inner ring, a rolling body flower basket and a rolling body, wherein the inner hole of the inner ring is an eccentric hole, and a longitudinal key groove is arranged on the inner side wall of the eccentric hole. The eccentric bearing has the advantages of simple structure and convenient use, can realize the eccentric function without the eccentric shaft, greatly simplifies the eccentric mechanism, and at the same time makes the machining of the eccentric mechanism labor-saving, time-saving and easy to assemble, and reduces the manufacturing cost of the eccentric mechanism.

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