A rapid die change stamping die device

By combining a three-dimensional positioning mechanism, hydraulic drive, and quick-release structure, the stamping die is positioned quickly and accurately and operated automatically. This solves the problems of insufficient positioning accuracy and wear in the mold changing process of traditional mold devices, thereby improving production efficiency and equipment utilization.

CN224542898UActive Publication Date: 2026-07-24DONGGUAN LIUCHUAN PRECISION MOLD CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
DONGGUAN LIUCHUAN PRECISION MOLD CO LTD
Filing Date
2025-08-20
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

Traditional stamping die devices suffer from problems such as insufficient positioning accuracy, severe wear, cumbersome operation, long time consumption, low equipment utilization, and high maintenance costs during die changing.

Method used

Employing a three-dimensional positioning mechanism, a hydraulic drive mechanism, and a quick-release structure, combined with a laser alignment instrument and pneumatic locking components, the system achieves rapid and precise positioning, automated disassembly, and locking of the mold. Wear is reduced through elastic bushings and cooling design, and the pneumatic demolding mechanism enables automatic demolding.

Benefits of technology

It significantly improves the quality and production efficiency of stamped products, reduces positioning errors and wear, shortens mold change time, reduces labor intensity and maintenance costs, and improves equipment utilization.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224542898U_ABST
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Abstract

The utility model discloses a kind of stamping die devices of quick die change, including upper die seat, lower die seat, upper die assembly of being set in the bottom of the upper die seat and lower die assembly of being set in the top of lower die seat, further include three-dimensional positioning mechanism, hydraulic drive mechanism and quick-release structure, three-dimensional positioning mechanism is cooperated with the taper locating hole of elastic bushing by taper locating pin, in combination with the real-time calibration of laser centering instrument, realize three-dimensional accurate positioning, effectively reduce positioning error, significantly improve stamping product quality. Quick-release structure adopts dovetail guide rail, T-shaped guide rail and pneumatic locking piece, cooperate with hydraulic drive mechanism, realize the quick disassembly and locking of die assembly, greatly shorten die change time, improve equipment utilization and production efficiency. Buffering and cooling design of elastic bushing, damping effect of pre-press spring, reduce component rigid collision and overheating damage, prolong equipment life, reduce maintenance cost.
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