Heavy pressure relief mechanism based on dynamic feedback
The heavy-duty pressure relief mechanism with dynamic feedback absorbs impact energy by using buffer blocks and pressure guide pillars. Combined with pressure sensors and PLC controllers, it regulates the mold closing pressure, solving the noise problem during mold closing of heavy-duty pressure tooling and reducing equipment costs and maintenance difficulty.
CN224545414UActive Publication Date: 2026-07-24GOLDE CHANGCHUN CO LTD
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Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- GOLDE CHANGCHUN CO LTD
- Filing Date
- 2025-05-22
- Publication Date
- 2026-07-24
AI Technical Summary
Technical Problem
The existing heavy-duty pressure tooling has problems with excessive impact noise during mold closing and high maintenance costs.
Method used
A heavy-duty pressure relief mechanism based on dynamic feedback is adopted. The buffer block absorbs the initial impact energy. Combined with the synergistic mechanism of pressure guide column and spring, the pressure sensor and PLC controller are used to achieve a smooth transition of mold closing pressure, eliminating the need for traditional pressure regulating valve and air tank.
Benefits of technology
It effectively reduces mold closing noise, simplifies equipment structure, reduces hardware costs, and improves equipment stability and ease of maintenance.
✦ Generated by Eureka AI based on patent content.
Smart Images
Figure CN224545414U_ABST
Abstract
The utility model discloses a heavy pressure slow -releasing mechanism based on dynamic feedback belongs to mechanical pressure control technical field, the utility model discloses a polyurethane buffer block precontacting absorption impact energy is arranged at the upper die support column end, and the synergic compression mechanism of pressure guide column and spring is combined, realizes the staged pressure slow -releasing of the mold closing process. Further through the real -time feedback of pressure sensor to PLC controller, dynamic regulation inlet pressure makes the mold closing end pressure smooth transition to the set value. The utility model discloses a heavy pressure slow -releasing mechanism based on dynamic feedback has solved the problem of big noise, high cost of traditional air cylinder mold closing, and the mechanism has successfully been applied to the automobile sunshade curtain detection tool, and the mold closing noise is greatly reduced, and the synchronous precision has been effectively improved.
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