岩石抗压试验圆柱试件两端面不平行度测量装置及细磨平方法

By clamping the rock specimen with a V-shaped plate and a standard cylinder, combined with color marking and grinding processes, the problem of non-parallelism of the two end faces of the rock specimen was solved, thus achieving accuracy and reliability in rock compressive strength testing.

CN116972729BActive Publication Date: 2026-07-17CHONGQING UNIVERSITY OF SCIENCE AND TECHNOLOGY

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHONGQING UNIVERSITY OF SCIENCE AND TECHNOLOGY
Filing Date
2023-09-01
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In existing technologies for testing the compressive strength of rocks, it is difficult to meet the standard for the non-parallelism of the two end faces of the rock specimen, resulting in inaccurate test results, and existing measurement methods are unreliable.

Method used

The rock specimen is held in place by a V-shaped plate and a standard cylinder. Color marking is performed by adjusting the thickness of the shims and rotating the standard cylinder. Combined with the grinding process, the parallelism of the two ends of the rock specimen is measured and finely ground.

Benefits of technology

This improved the accuracy of parallelism measurement and grinding effect of the two end faces of the rock specimen, ensuring the accuracy and reliability of rock compressive strength testing.

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Abstract

岩石抗压试验圆柱试件两端面不平行度测量装置及细磨平方法,本发明属于岩石强度测试领域,用于解决现有技术中初次打磨后平行度不佳的问题。它包括有两块相互垂直的板件构成的V型板,所述V型板开口侧朝上,V型板底面安装有支撑脚;所述装置包括有两个分别放置在试件两端用于标识不平整处的标准圆柱体;所述装置还包括有若干用于调整试件轴心线与V型板棱线平行度的垫片。本发明采用V型板和两个标准圆柱体件夹住岩石试件,准确测试出岩石试件两端面的不平行度,并通过旋转标准圆柱体件实现岩石试件凸起位置的着色标识,操作简单,标识效果直观,便于后续二次打磨。
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