Tiny test force friction measurement structure
A technology of friction and test force, which is applied in the field of small test force friction measurement structure, can solve the problems of low measurement accuracy, complex structure, and the inability to achieve high precision of small friction force, and achieve the effect of high measurement accuracy and simple structure
Pending Publication Date: 2019-10-18
济南益华摩擦学测试技术有限公司
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Problems solved by technology
Most of the existing friction measurements use friction sensors for measurement, but most of the existing friction sensors have the defects of complex structure and low measurement accuracy, especially for small friction cannot achieve high-precision measurement
Method used
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[0023] The present invention will be further described below in conjunction with accompanying drawing by non-limiting embodiment:
[0024] As shown in the accompanying drawings, a small test force friction measurement structure includes a support base 1, a sliding base 2, and a friction measurement mechanism. Two guide rails 8 and a ball screw 4 are arranged on the support base 1, and the sliding base 2 is movably arranged on the guide rails 8 on the support base 1 and connected with the ball screw on the support base 1. 4 connections. One end of the ball screw 4 is connected with a hand wheel 3 for the patented ball screw 4 . The sliding base 2 is provided with a locking mechanism 9 for locking the sliding base 2 corresponding to the guide rail 8 on the support base 1, and the locking mechanism 9 is a locking screw. The sliding base 2 is provided with a rotatable rotating shaft 10, and the two ends of the rotating shaft 10 are supported on the sliding base 2 through bearing...
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Abstract
The invention discloses a tiny test force friction measurement structure. The structure comprises a support base, a slide base, and a friction measurement mechanism, wherein the slide base is arrangedon the support base movably, a rotary shaft is arranged on the slide base rotatably, the friction measurement mechanism comprises a stress component, a loading mechanism, a counterweight, and a displacement sensor, the stress component takes on an inverted m structure, two support arms of the stress component are separately provided with a deformation gap which divides the support arms of the stress component into an outside deformation support part and an inside elastic part, the deformation support part and the elastic part are connected at upper ends, a middle arm of the stress component is connected with lower ends of the elastic parts of the two support arms through a transverse arm, the lower ends of the deformation support parts of the two support arms of the stress component are separately provided with a displacement sensor, the stress component is connected with a rotary shaft on the slide base through the deformation support parts of the two support arms, and the loading mechanism is arranged at the free end of the middle arm of the stress component.
Description
technical field [0001] The invention relates to a small test force friction measurement structure, which is mainly used for the measurement of friction force under the condition of small test force loading. Background technique [0002] In the prior art, it has always been a technical problem to measure the friction force of a small test force. Most of the existing friction force measurements use friction sensors for measurement, but most of the existing friction sensors have the defects of complex structures and low measurement accuracy, especially for small friction forces, which cannot achieve high-precision measurement. Contents of the invention [0003] Aiming at the above-mentioned defects in the prior art, the present invention provides a small test force friction measurement structure with simple structure and capable of realizing small friction measurement. [0004] The present invention is realized through the following technical solutions: a small test force fr...
Claims
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IPC IPC(8): G01L1/04
CPCG01L1/04
Inventor 肖华程俊
Owner 济南益华摩擦学测试技术有限公司