Large crossed roller bearing loading device and bearing static load test method

By designing a large cross roller bearing loading device including a load base, a positioning ring, a pressure sensor, a load ring and a loading bolt, the problem that the prior art is difficult to meet the static load test requirements of large bearings is solved, and uniform static load testing of large bearings is achieved.

CN119714884APending Publication Date: 2025-03-28JIANGYIN RUNCHENG ELECTROMECHANICAL TECH CO LTD
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Patent Information

Application Number
CN202411872486.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-18
Publication Date
2025-03-28

AI Technical Summary

Technical Problem

The prior art is difficult to meet the static load testing needs of large stainless steel cross-roller bearings, especially workpiece pressurization testing with diameters exceeding 2m.

Method used

A large cross roller bearing loading device is designed, including a load base, a positioning ring, a pressure sensor, a load ring and a load bolt. The uniform pressure on the bearing is achieved through uniformly arranged load bolts and a load ring, and the actual static load is feedbacked through the pressure sensor for adjustment.

Benefits of technology

The uniform static load test for large bearings is achieved, which avoids the problem of uneven pressure applying of hydraulic equipment. It is suitable for large bearings with diameters exceeding 2m.

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Abstract

The invention discloses a large-scale crossed roller bearing loading device and a bearing static load test mode. The large-scale crossed roller bearing loading device comprises a bearing base, a positioning ring, a plurality of pressure sensors, a bearing ring and a plurality of loading bolts. The positioning ring is arranged on the bearing base; the plurality of pressure sensors are sequentially and uniformly arranged on the positioning ring at intervals in the circumferential direction of the positioning ring and are connected with external data processing equipment; the bearing ring and the positioning ring are concentrically arranged, and the bearing ring is arranged on the pressure sensor and used for bearing a to-be-tested bearing; and the plurality of loading bolts are uniformly arranged on the positioning ring at intervals along the circumferential direction of the positioning ring, and are used for fixing the to-be-tested bearing on the positioning ring and applying pressure to the to-be-tested bearing. According to the large roller cross bearing loading device and the bearing static load test method, the structure of the bearing is utilized, pressure can be evenly applied to the bearing through the evenly arranged loading bolts, and the large roller cross bearing loading device and the bearing static load test method are suitable for loading tests of large bearings with the diameter larger than 2 m.
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