PCB L-shaped groove slotting device and method

The invention relates to the technical field of PCB machining, in particular to a PCB L-shaped groove grooving device and method.The PCB L-shaped groove grooving device comprises a mounting base, a rotatable output main shaft is mounted in the mounting base, the bottom end of the output main shaft penetrates and extends to the position below the mounting base, and the output main shaft is slidably sleeved with an annular sliding base; supporting plates vertically extending downwards are fixed to the positions, located on the two sides of the output main shaft, of the bottom end of the annular sliding seat correspondingly, the tool changing mode provided by the invention saves the time of tool rest moving and tool changing, the time consumed by tool switching is short, the device downtime is short, and then the machining efficiency is effectively improved. According to the method provided by the invention, when the L-shaped groove is formed, a corresponding program is arranged and written according to the spec