Built-in conversion circuit for six-dimensional force sensor
A six-dimensional force sensor and conversion circuit technology, which is applied in code conversion, analog-to-digital converter, analog-to-digital conversion, etc., can solve the problem that the six-dimensional force sensor cannot realize the integration of signal acquisition and load measurement, and achieve high precision. , the effect of high data transfer rates
Pending Publication Date: 2021-03-26
CHINA ACAD OF AEROSPACE AERODYNAMICS
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[0005] The technical problem solved by the invention is: Aiming at the problem that the six-dimensional force sensor cannot realize the integration of signal acquisition and load measurement in the current prior art, a built-in conversion circuit for the six-dimensional force sensor is proposed
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[0024] A built-in conversion circuit for a six-dimensional force sensor, which can realize data acquisition and conversion under limited space conditions. It adopts the method of sensor excitation voltage compensation AD reference voltage and voltage negative feedback adjustment to reduce the impact of voltage fluctuation on data acquisition accuracy. The built-in conversion circuit supports the RS422 protocol, which can realize the download and upload of parameters. The circuit structure mainly includes a power conversion module, a conditioning conversion module, a data processing module, and a communication interface module. The input terminal of the conditioning conversion module is connected to the signal acquisition port of the six-dimensional force sensor. The output end is connected to the input end of the data processing module, the output end of the data processing module is connected to the input end of the communication interface module, the input end of the communica...
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A built-in conversion circuit for a six-dimensional force sensor comprises a power supply conversion module, a conditioning conversion module, a data processing module and a communication interface module; the power supply conversion module supplies power to the conditioning conversion module, the data processing module and the communication interface module, and the conditioning conversion moduleconverts analog signals. The data processing module processes the converted digital signals, the communication interface module performs information interaction with an external upper computer through an RS422 bus, the built-in conversion circuit is small in size, low in power consumption and high in precision, and data conversion and real-time calculation can be achieved.
Description
technical field [0001] The invention relates to a built-in conversion circuit for a six-dimensional force sensor, belonging to the field of design of a built-in conversion circuit for a six-dimensional force sensor. Background technique [0002] The six-dimensional force sensor refers to a sensor that can simultaneously detect six-dimensional force information in space, that is, it can realize the simultaneous measurement of three forces and three moments. The six-dimensional force sensor is usually combined with a highly flexible shielded cable, data acquisition system, controller, etc. to form a measurement and control system used in many industries. In the field of industrial automation, it can be applied to the end force feedback control of precision assembly robots, machining robots, collaborative robots, etc. In the field of scientific research, it can be used in different applications such as aircraft wind tunnel test, engine test run, surgical robot, etc. [0003] ...
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IPC IPC(8): G01L5/16G01L11/00G01M9/06H04B1/40H03M1/12
CPCG01L5/16G01L11/00G01M9/062H04B1/40H03M1/124
Inventor 孙日明刘修廷刘春风
Owner CHINA ACAD OF AEROSPACE AERODYNAMICS