Auxiliary tool for improving deformation of hub flange

By designing an auxiliary tool for aluminum alloy wheel hub processing, the support action of the substrate is used to offset the axial force, the problem of deformation of the end surface of the wheel hub flange is solved, the quality of finished products and processing accuracy are improved, and the scrap rate and production costs are reduced.

CN222660789UActive Publication Date: 2025-03-25QINHUANGDAO ZHONGQIN BOHAI HUB CO LTD
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Patent Information

Application Number
CN202421427500.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-21
Publication Date
2025-03-25
Estimated Expiration
2034-06-21

AI Technical Summary

Technical Problem

During the processing of aluminum alloy wheel hubs, convex deformation of the flange end surface often occurs, resulting in a decrease in finished product quality, an increase in scrap rate and an increase in production costs.

Method used

An auxiliary tool is designed, including a substrate, a flange support surface, a positioning shaft table and a positioning shaft seat, which counteracts the axial force of the tool or the pressing roller through the support action of the substrate and improves the stress deformation of the flange end surface.

Benefits of technology

It effectively improves the deformation of the end surface of the wheel hub flange, improves the quality of finished products, reduces the scrap rate and production costs, and improves the processing accuracy.

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Abstract

The utility model relates to the technical field of hub machining, and discloses an auxiliary tool for improving hub flange deformation, which comprises a base plate used for supporting a hub flange, a flange supporting surface is arranged on the base plate corresponding to the flange end face, a connecting hole connected with a machine tool is formed in the base plate, and a flange is arranged on the flange supporting surface. A positioning pillow block is arranged on the base plate corresponding to a hub center hole, and the positioning pillow block is matched with a shaft hole of the hub center hole. The base plate serves as a supporting structure of the hub flange, during machining, the flange supporting face on the base plate is tightly attached to the flange end face of the hub to be machined, the axial acting force from a cutter or a pressing roller is counteracted through the supporting effect of the base plate, and therefore the problem that the hub flange end face deforms due to stress is solved, the hub machining quality is guaranteed, and the machining efficiency is improved. The rejection rate is reduced, and the increase of the production cost is inhibited; and the positioning plummer block and the positioning shaft seat are arranged, so that the positioning precision of hub clamping is improved, and the machining precision of the hub is ensured.
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