An Acceleration Recording Device Applied to Shooting Range Test

Abstract

The invention discloses an accelerated speed recording device in a range test system. The accelerated speed recording device comprises an accelerated speed sensing module, an A / D conversion module, an FPGA signal processing module, a Flash data storage module, a USB data transmission module and a power supply module. When the device works, the accelerated speed sensing module acquires an accelerated speed signal, the accelerated speed signal is output to the A / D conversion module, the A / D conversion module converts a voltage signal corresponding to accelerated speed into a digital signal, the digital signal is outputted to the FPGA signal processing module and data processing is finished, and the FPGA signal processing module can output the processed signal to the Flash data storage module for storing, and can also transmit data to a computer for real-time processing through the USB data transmission module. The used accelerated speed sensor is a high-precision and low-power-consumption triaxial accelerometer, high-precision accelerated speed data can be obtained, and regardless of range test or other application fields, current actual application demands can be met.

Description

technical field [0001] The invention belongs to the field of acceleration recording and measurement, in particular to an acceleration recording device applied to shooting range testing. Background technique [0002] Acceleration sensors, also known as accelerometers, are inertial sensor devices used to measure acceleration, and can be used to measure inertial parameters such as tilt angle, inertial force, shock and vibration. Acceleration sensors are widely used in automotive, aerospace, military, industrial, medical and other fields. Among them, high-precision acceleration sensors are characterized by their small size, low power consumption, and the detection circuit used with them is less affected by temperature. It has attracted attention. The high-precision acceleration sensor is a micro-accelerometer processed based on the micro-electromechanical system. The high-precision accelerometer is developed on the basis of microelectronics technology. Integrated circuits are t...

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Problems solved by technology

[0003] On the basis of the acceleration sensor, the acceleration recording device developed is mainly used in the monitoring and recording of shock shock vibration during transportation, assembly line monitoring, braking system, fragility test, laboratory drop test test, flight bump test, machine monitoring , train coupler connection impact test, etc., but the current acceleration recording device has the defects of high power consumption and high cost, and can only be used in specific fields, which seriously limits the development of acceleration recording devices to wider and wider fields.

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