Shaft end ball shaft supporting structure

By fixing the sphere at the end of the support shaft of the bearing support structure, and using the spherical surface to slide the balls of the bearing, the problems of low installation accuracy and limited fault tolerance in the prior art are solved, high-precision production and axial eccentric adjustment are achieved, and the friction coefficient is reduced.

CN222668682UActive Publication Date: 2025-03-25SUZHOU TIEJIN ELECTROMECHANICAL TECH
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Patent Information

Application Number
CN202421500139.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-27
Publication Date
2025-03-25
Estimated Expiration
2034-06-27

AI Technical Summary

Technical Problem

The existing bearing support structures are prone to errors during the processing and forming process, resulting in low installation accuracy, difficult to achieve high-precision production in batches, and limited fault tolerance of the connection method, making it difficult to adjust the eccentricity of the support shaft.

Method used

A shaft end ball shaft support structure is designed, by fixing the ball at the end of the support shaft, and slidingly cooperating with the ball of the bearing with the ball. The ball is a standard piece, which is convenient for high-precision processing. At the same time, a dust cover and adjustment parts are provided to improve sealing and adjustment accuracy.

Benefits of technology

It improves installation accuracy, facilitates batch high-precision production, enhances fault tolerance, can accommodate axial eccentricity within a certain range, and reduces the friction coefficient of the entire structure.

✦ Generated by Eureka AI based on patent content.
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Abstract

According to the shaft-end ball shaft supporting structure, a ball is fixedly arranged at the end of a supporting shaft, a spherical surface is in sliding fit with a ball of a bearing, due to the fact that the ball is a standard part, the machining precision of the ball is higher, the installation precision is effectively improved, batch high-precision production is facilitated, and the fault-tolerant capability of the ball and ball contact mode is higher; in addition, the contact area of the balls and the ball body is smaller than the contact area of the balls and the conical surface, the friction force between the balls and the supporting shaft is effectively reduced, and then the friction coefficient of the whole structure is reduced.
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