High speed punch with end positioning mechanism

By designing an end-positioning mechanism on a high-speed punching machine, and using an electric telescopic rod and elastic structure to position the drill bit, the problem of workpiece lifting during drilling is solved, thus improving drilling accuracy and processing quality.

CN224544789UActive Publication Date: 2026-07-24DONGGUAN DACHUAN INTELLIGENT EQUIPMENT CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
DONGGUAN DACHUAN INTELLIGENT EQUIPMENT CO LTD
Filing Date
2025-09-06
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

Existing high-speed punching machines suffer from a lack of positioning at the end of the drill bit during the drilling process, which causes the workpiece to lift up, resulting in skewed holes and reduced drilling accuracy.

Method used

A high-speed punching machine with an end-positioning mechanism was designed. When the drill bit is driven down by an electric telescopic rod, the positioning plate first contacts the workpiece. The end of the drill bit is positioned by an elastic structure, and the workpiece is fixed by a clamping cylinder and an elastic locking structure to prevent it from tilting.

Benefits of technology

It improves drilling accuracy, ensures accurate hole positioning, reduces operational errors, and enhances processing quality.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224544789U_ABST
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Abstract

The utility model belongs to high -speed puncher technical field, concretely relates to a high -speed puncher with end positioning mechanism, including base, the top of base is fixedly connected with the fixed frame, the top of fixed frame is installed with electric telescopic handle, the output of electric telescopic handle is connected with the mounting bracket, the inboard of mounting bracket is installed with motor, the output of motor is connected with drill bit. The utility model drives drill bit to descend through electric telescopic handle, when drill bit will contact with the workpiece clamped in the bottom, positioning pressboard will contact with workpiece top first, along with electric telescopic handle drive drill bit to press down unceasingly, and one end of positioning pressboard will be in extrusion first spring and make telescopic handle retract in connecting seat, and at the same time, drill bit will pass through the through -hole and carry out high -speed drilling to workpiece, so that the elastic structure between positioning pressboard and connecting seat can play the down -pressing effect to workpiece top, further realizes the end positioning effect of drill bit.
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