Blowing cleaning device for main shaft clamping nozzle of PCB (Printed Circuit Board) drilling machine

• Main Authors: LI GUOTONG, LI HAIYONG, LIANG DEQIANG
• Format: Patent
• Language: Chinese; English
• Published: 05.05.2023
• Subjects: CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; CLEANING; CLEANING IN GENERAL; CUTTING; CUTTING-OUT; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING,CUTTING-OUT, STAMPING-OUT OR SEVERING; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; HAND CUTTING TOOLS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS; PERFORATING; PERFORMING OPERATIONS; PREVENTION OF FOULING IN GENERAL; PRINTED CIRCUITS; PUNCHING; SEVERING; SEVERING BY MEANS OTHER THAN CUTTING; STAMPING-OUT; TRANSPORTING

The utility model provides a blowing cleaning device of a PCB (printed circuit board) drilling machine spindle clamping nozzle, which comprises a cylinder body base and a top cover arranged on the cylinder body base, a first accommodating cavity is arranged on one side of the cylinder body base opposite to the top cover, and a second accommodating cavity is arranged on the other side of the cylinder body base opposite to the top cover. A second containing cavity corresponding to the first containing cavity is formed in the side, opposite to the cylinder body base, of the top cover, an air blowing nozzle is arranged in the first containing cavity, an air nozzle fixing piece is arranged at the bottom end of the air blowing nozzle, and the top end of the air blowing nozzle extends into the second containing cavity and extends out of the top cover. The air blowing nozzle is sleeved with a spring, the spring is arranged on an air nozzle fixing piece, the air nozzle fixing piece is sleeved with two O-shaped rings a