Emergency stop device applied to wood processing and used for preventing cutting damage caused by blade of cutting machine

The invention provides an emergency stop device applied to wood processing and used for preventing cutting damage caused by a blade of a cutting machine, and relates to the field of cutting machine protection devices. The emergency stop device comprises a base and a mounting seat arranged on one side of the upper end of the base, wherein a connecting arm is rotationally arranged on the mounting seat through a torsional spring and a rotating shaft, the other end of the connecting arm is fixedly connected with a cutting frame, a motor box is fixedly arranged at the position, close to the center, of the rear wall of the cutting frame, a control arm is fixedly connected to the position, close to the upper side, of the front end of the motor box, a motor is arranged at the inner end of the motor box, two limiting plates are fixedly arranged at the inner end of the motor box, the motor is arranged between the two limiting plates, and a positioning hole is formed in the position, close to the center, of a frame body of the cutting frame. By designing the emergency stop device, automatic emergency stop can be immediately achieved when a wood cutting process is blocked, so it is guaranteed that a cutting wheel cannot be damaged, and the use safety of the device is guaranteed.