Groove processing equipment of gear shaft in automobile gearbox

The invention provides groove processing equipment of a gear shaft in an automobile gearbox. The groove processing equipment comprises a box body, wherein an object carrying table is fixedly connectedonto the top of a pressure-resistant device; one side, far away from a support table, of a screw thread slide block is fixedly connected with an ascending and descending device; an inner cavity of amotor box is fixedly connected with a second motor; an output end of the second motor is rotationally connected with a milling cutter through a shaft coupler; a support positioning device is fixedly connected onto one end, far away from the fixing rod, of a telescopic rod; a fastening device is fixedly connected onto one side, near a guide block, on the top of an inner cavity of the box body; an exhaust heat radiation fan is fixedly connected onto the top of the inner wall of one side, far away from the guide block, of the box body. The groove processing equipment relates to the technical field of automobile part manuf