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Foot-operated spot welding machine circuit 2

Source: InternetPublisher:sigma Keywords: Electromechanical spot welding machine BSP Updated: 2021/01/06

21. Foot-operated spot welding<strong>Electromechanical</strong> Road 2.gif

Foot-operated spot welding machine circuit 2

It uses a monostable circuit composed of a 555 time base integrated circuit as accurate timing. Adjust
the potentiometer RP to change the power-on delay time. The 7812 three-terminal fixed integrated voltage regulator Ai is used as the DC working power supply of the control circuit .
 

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