Pin pulling device

The utility model discloses a pin pulling device which comprises a sliding seat, a sliding body, a vibrator, a counterweight mechanism and a lifting device, the lifting device is arranged on one side of the sliding seat and used for positioning the position of a positioning pin to be pulled out, the counter weight mechanism is arranged on the opposite side, a guide shaft is arranged on the sliding seat, the axis direction of the guide shaft is parallel to the axis direction of the pulled-out positioning pin, a sliding body is installed on the guide shaft, and a vibrator sliding together with the sliding body abuts against the sliding body. The vibrator is connected with the balance weight mechanism, a mounting groove is formed in the side, close to the lifting device, of the upper end face of the sliding body, and a clamping structure is mounted in the mounting groove and used for being connected with a positioning pin to be pulled out. 本实用新型公开了一种拔销装置，包括滑动座、滑动体、振动器、配重机构和升降装置；升降装置布置在滑动座一侧，用于定位待拔除定位销的位置，相对的另一侧设