Detection method and device for DC brushless motor control board
A brushless DC motor and detection device technology, which is applied to measuring devices, electronic circuit testing, and electrical measurement, can solve problems such as the inability to accurately detect small electric tool DC brushless motor control boards, and achieve efficiency improvement and detection cost reduction , Reduce the effect of misjudgment and misjudgment rate events
Active Publication Date: 2020-08-28
浙江欣动能源科技有限公司
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Problems solved by technology
[0004] The main purpose of the present invention is to provide a detection device for brushless DC motor control board, aiming to solve the technical problem that the existing equipment cannot accurately detect the brushless DC motor control board of small electric tools
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[0038] It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0039] refer to figure 1 , the embodiment of the present invention proposes a detection device for a brushless DC motor control board, including: a detection interface module 1;
[0040] The detection interface module 1 includes a detection terminal 10 and an analog signal output unit 11. The analog signal output unit 11 receives a control command to generate a corresponding detection analog signal, which is sent to the brushless DC motor control through the detection terminal 10. board to detect whether the function module to be tested on the brushless DC motor control board is normal.
[0041] Further, the detection device of the brushless DC motor control board further includes: a control module 2;
[0042] The control module 2 generates the control command and sends it to the detection interface module 1 .
[0...
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The invention discloses a method and device for detecting a DC brushless motor control board. The device comprises a detection interface module which comprises a detection terminal and an analog signal output unit. The analog signal output unit receives a control command and generates a corresponding detection analog signal, and sends the detection analog signal to the DC brushless motor control board through the detection terminal to detect whether the function module to be tested of the DC brushless motor control board is normal or not. According to the method and the device, through designing the detection device for a DC brushless motor control board of an electric tool, the detection of the static working performance test of the DC brushless motor control board and the detection of various protection functions are automatically completed. When the device for detecting a DC brushless motor control board of the invention is used to carry out detection, a total detection fee is reduced to 1 / 4 of the original, the efficiency is improved by 4 times, and the detection quality of the brushless DC motor control board is greatly improved.
Description
technical field [0001] The invention relates to the field of DC brushless motors, in particular to a detection method and device for a DC brushless motor control board. Background technique [0002] With the development of power electronics technology and permanent magnet materials, brushless DC motors have been widely used in various industries. The conduction and disconnection of the phase full bridge power switch tube. The control circuit board of the brushless DC motor is complicated, and there are many electronic components, including the voltage stabilization circuit for the drive circuit and the MCU, the input circuit for setting the speed or the direction of rotation, the battery voltage detection circuit, the rotor position detection input circuit, and the logic operation control circuit, high-power commutation output circuit, and motor current detection circuit, etc., so the brushless DC motor control board has many electronic components, the installation density ...
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IPC IPC(8): G01R31/01G01R31/28
Inventor 黄跃进
Owner 浙江欣动能源科技有限公司