Pneumatic stretching clamp for thin film

By designing a thin film pneumatic tensile clamp, using the combination of the cylinder piston to drive the upper and lower clamp blocks and the clamp pad limit strips, the limitations of clamping excessively thin materials in the prior art are solved, and stable clamping of the thin film material and high-accuracy tensile tests are achieved.

CN222812678UActive Publication Date: 2025-04-29SHANGHAI TUOFENG INSTRUMENT TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202421182109.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-28
Publication Date
2025-04-29
Estimated Expiration
2034-05-28

AI Technical Summary

Technical Problem

Existing wedge-shaped tensile clamps have limitations when clamping too thin materials and cannot be effectively clamped and tested.

Method used

A thin film pneumatic stretching fixture is designed, using a cylinder piston to drive the upper and lower clamps, ensuring stable clamping of the material through clamp pads and limit strips.

Benefits of technology

The fixture can effectively clamp the film material, protect the material from damage, and improve the accuracy and reliability of the test.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model belongs to the technical field of thin film stretching clamps, and discloses a pneumatic thin film stretching clamp which comprises a fixing tool, the fixing tool comprises a long plate, a fixing block and a fixing plate are vertically arranged at the two ends of the long plate respectively, and a fixing hole used for fixing the clamp is formed in the fixing block; the fixing plates are symmetrically and vertically arranged on the long plate and are divided into an upper plate and a lower plate, an air cylinder is arranged at the top of the upper plate, and a piston of the air cylinder penetrates through the upper plate at the upper end; a piston of the air cylinder is fixedly connected with an upper clamping block, and a lower clamping block is detachably arranged on the upper surface of the lower plate. The design of the pneumatic tensile fixture for the thin film solves the limitation of a wedge-shaped tensile fixture when clamping an over-thin material, so that the mechanical property research of the thin film material is more convenient and accurate.
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