The invention discloses a permanent magnet speed regulation lifting machine which is connected with a permanent magnet brushless direct current motor and comprises an operating handle, a main control module, a switching power supply circuit module, a driving circuit module and a main circuit module. The operating handle is connected with the main control module, the driving circuit module is connected with the main control module, the driving circuit module is connected with the permanent magnet brushless direct current motor, the switching power supply circuit module is connected with the main control module, and the main circuit module is connected with the switching power supply circuit module. The main control module comprises a PWM signal processing module, a four-quadrant control module and a logic commutation module, wherein the switching power supply circuit module is connected with the four-quadrant control module, the logic commutation module is connected with the driving circuit module, and the PWM signal processing module is connected with the four-quadrant control module. By the adoption of the technical scheme, the working state of the motor can be controlled in a four-quadrant mode, and the industrial problems of efficient feeding and discharging of the lifting machine are solved.
本发明公开了一种永磁调速吊运机,与永磁无刷直流电机连接,包括操作手柄、主控模块、开关电源电路模块、驱动电路模块和主电路模块,操作手柄与主控模块连接,驱动电路模块与主控模块连接,驱动电路模块与永磁无刷直流电机连接,开关电源电路模块与主控模块连接,主电路模块与开关电源电路模块连接;主控模块包括PWM信号处理模块、四象限控制模块和逻辑换相模块,开关电源电路模块与四象限控制模块,逻辑换相模块与驱动电路模块连接,PWM信号处理模块与四象限控制模块连接。采用上述技术方案,能够通过四象限方式控制电机工作状态,解决了吊运机高效上料和落料的行业问题。
Permanent magnet speed regulation lifting machine
一种永磁调速吊运机
2021-04-30
Patent
Elektronische Ressource
Chinesisch
Europäisches Patentamt | 2023
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