Circuit board clamping and transferring device

The utility model discloses a circuit board clamping and transferring device, which relates to the technical field of circuit boards and comprises a box body, a feeding port is formed in the left sideof the box body, a placing box is fixedly connected to the bottom of the box body, a shaft rod is fixedly connected to the bottom of the box body, and the shaft rod is rotatably connected with a follow-up gear which is rotatably connected with a gear belt. Wherein the gear belt is fixedly connected with a placing rack, the gear belt is rotatably connected with a driving gear, the driving gear isfixedly connected with a driving gear shaft, the driving gear shaft is rotatably connected with a transmission belt, and the transmission belt is rotatably connected with an intermittent motion mechanism which is fixedly connected with a mechanical rod which is fixedly connected with a manipulator. The intermittent movement mechanism is arranged to achieve intermittent movement of the mechanical arm, the driving gear is ar