PCB drilling bakelite plate saving method

• Main Authors: YANG BAO, WANG YUNFA, LIU DONGYONG, ZHAO YONG, ZHANG XU, ZHU RUILAN, ZHANG XUEQUAN, HUANG LIANG
• Format: Patent
• Language: Chinese; English
• Published: 02.08.2022
• Subjects: CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS; PRINTED CIRCUITS

The invention discloses a PCB drilling bakelite plate saving method, and belongs to the technical field of PCB machining. A workbench is included, an XYZ-axis sliding table is installed on the workbench, a motor is installed on the XYZ-axis sliding table, a drilling tool is installed on the motor, a pressing rod is installed on the motor, a hollow inverted circular truncated cone with a guide groove is installed on the pressing rod, and a C-shaped air bag is arranged in the inner wall of the inverted circular truncated cone; a C-shaped air bag with flexible particles at the lower end is fixedly connected to the pressing rod, a hose is arranged on the C-shaped air bag, a base plate, a PCB and a cold punching cover plate are sequentially placed on the working table top, drilling parameters are preset for drilling, a PCB base material can be prevented from being damaged, the C-shaped air bag with the protruding flexible particles is arranged in the inverted circular truncated cone, the PCB can be prevented from