U-shaped tenon sleeve tenon hydraulic tooling

The hydraulically driven U-shaped tenon fitting tool solves the problems of low efficiency and easy damage in manual assembly of U-shaped tenons, and realizes efficient and non-destructive tenon-tenon connection, improving vehicle assembly quality and production efficiency.

CN122401299APending Publication Date: 2026-07-17NANNING HUASHU LIGHTWEIGHT ELECTRIC VEHICLE DESIGN INST CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
NANNING HUASHU LIGHTWEIGHT ELECTRIC VEHICLE DESIGN INST CO LTD
Filing Date
2026-04-07
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In existing technologies, the assembly of U-shaped tenons relies on manual operation, which is inefficient, labor-intensive, prone to damaging parts, and has unstable assembly quality, making it difficult to meet the needs of modern high-efficiency production.

Method used

A hydraulic tooling was designed, comprising a support plate, a sliding plate, a hydraulic cylinder, and a sliding shaft. The sliding plate is driven by the hydraulic cylinder to push the tenon contact piece, thereby achieving uniform and controllable axial pushing of the U-shaped tenon. Combined with the sliding sleeve and bolt connection structure, the sliding stability and uniform force distribution are ensured.

Benefits of technology

It enables efficient and non-destructive assembly of U-shaped tenons, reduces the labor intensity of operators, improves assembly efficiency and consistency, and ensures assembly accuracy and structural reliability, making it suitable for high-precision vehicle assembly.

✦ Generated by Eureka AI based on patent content.

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Abstract

本发明公开了一种U型榫套合榫液压工装,包括两块支撑板、滑动板和液压缸,其中支撑板和滑动板的底部均设有U形的仿形缺口,且两块支撑板之间设有三根滑动轴;所述滑动板可滑动的设置在滑动轴上,且滑动板其中一个侧面底部对应仿形缺口位置还设有榫套接触件;所述液压缸底部固定设在支撑板的内侧,且液压缸的活动杆末端与滑动板未设置榫套接触件的侧面固定连接。本发明液压缸推动滑动板与榫套接触件将U型榫套均匀、快速推入对应位置,有效避免了因冲击力集中导致的零件变形、开裂及卯孔或立柱损伤,显著降低了操作人员劳动强度,提升了装配效率与一致性,同时结构紧凑、操作简便,适用于车辆装配等对精度与可靠性要求较高的场景。
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