Feeding mechanism of diamond compound cutter sand blasting machine

The utility model relates to the field of tool machining, and discloses a feeding mechanism of a diamond compound tool sand blasting machine, the feeding mechanism comprises a sand blasting machine body and a supporting column, a fixing frame is fixedly connected to one side of the exterior of the sand blasting machine body, a rotating motor is installed on one side of the exterior of the fixing frame, and a bevel gear is fixedly connected to one side of the output end of the rotating motor; a screw rod is connected to one end of the exterior of the rotating motor through a bevel gear, a second sleeve block is in spiral transmission with the exterior of the screw rod, and the bevel gear is driven by the rotating motor to rotate, so that the screw rod can be synchronously driven to rotate, the second sleeve block can linearly move up and down, and a placing plate can conveniently drive a cutter for feeding; according to the cutter feeding device, convenience is brought to workers when cutters large in size and