Power supply abutting device and the executed control method thereof

A power supply abutting device, for connecting the woodworking cutting machine and the dust collector, controls the dust collector in combination with the woodworking cutting machine, including:

• a sensor, including a first input port, a first output port, a sensing module, a first microprocessor and a wireless signal transmitting module, wherein the first input port is used for electrically connecting a first power source, the first output port is used for electrically connecting the woodworking cutting machine, the first input port, the sensing module and the first output port are connected in series, the sensing module is located between the first input port and the first output port, the first power source supplies power to the woodworking cutting machine through the sensor, the first microprocessor is electrically connected to the sensing module and the wireless signal transmitting module, the sensing module is used for sensing the current passing through the first input port and the first output port, the first microprocessor judges the current, and controls the wireless signal transmitting module to send the first signal or second signal;
• and
• a controller, including a second input port, a second output port, a power switch, a second microprocessor and a wireless signal receiving module, wherein the second input port is used for electrically connecting a second power source, the second output port is used for electrically connecting the dust collector, the second input port, the power switch and the second output port are connected in series, and the power switch is located between the second input port and the second output port, the power switch controls the circuit on-off state between the second power source and the dust collector, the second microprocessor is electrically connected to the power switch and the wireless signal receiving module, the wireless signal receiving module is used for receiving the first signal and the second signal, the second microprocessor performs counting and comparison based on the first signal and the second signal, and controls the on-off state of the power switch according to the comparison result.