Patent ID: 11872676
Assignee: HUBEI XIANTING TECHNOLOGY CO., LTD.
Field: Machine tools (Mechanical engineering)
Classification: CPC B  F | IPC B  F

Claim 8:
9. The extraction device of claim 8, wherein the sensing assembly comprises a first sensor and a second sensor arranged spaced apart; the preset position comprises a first preset position and a second preset position; the control signal comprises a first control signal and a second signal; the first sensor is configured to transmit the first control signal to the main body when sensing that the guide rod moves to the first preset position, so as to control the drive shaft to switch from an extended state to a retracted state; and the second sensor is configured to transmit the second control signal to the main body when sensing that the guide rod moves to the second preset position, so as to control the drive shaft to switch from the retracted state to the extended state.