A bearing crimping assembly tool and structure for low-medium speed maglev vehicle parts

The edge-rolling assembly process, consisting of an upper die, a lower die, and a shim, solves the problem of stable installation of spherical plain bearings, achieving non-destructive assembly and long service life of the bearings.

CN224322225UActive Publication Date: 2026-06-05SICHUAN DEV MAGLEV TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SICHUAN DEV MAGLEV TECH CO LTD
Filing Date
2025-06-06
Publication Date
2026-06-05

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Abstract

The utility model relates to the technical field of magnetic levitation vehicles, aims at solving the problem that the existing bearing installation method is not applicable to spherical joint bearings and may cause bearing structure damage, provides a kind of for low-speed magnetic levitation vehicle parts bearing hem assembly tool and structure, tool includes upper die, lower die and gasket;The upper die has guide pillar, the lower die is opened in guide hole, the upper die and the lower die are oppositely arranged, the guide pillar can be inserted into the guide hole, the outer diameter of the guide pillar and the inner diameter of bearing inner ring, the inner diameter of the guide hole are adapted;The end face of the upper die and the lower die is uniformly provided with hemming head, the bearing is used to be placed in the mounting hole on component, and the hemming head acts on the component;The gasket is sleeved on the guide pillar, and the gasket is located between the component and the upper die, the lower die;The utility model can be applicable to spherical joint bearing assembly, and will not damage bearing.
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