Vertical cylindrical grinding machine

The utility model discloses a vertical cylindrical grinding machine, and relates to the technical field of cylindrical grinding machines, the vertical cylindrical grinding machine comprises a machine body, a shaft workpiece and a long box, the machine body is provided with a workbench, the outer wall of the top of the workbench is fixedly provided with a baffle, the top of the workbench is provided with a long plate, and the long plate is slidably sleeved with a cross-shaped lifting plate. Under the cooperation effect of a pressing block and the like, a motor is controlled to be started, the output end of the motor drives a screw rod to rotate, and the screw rod rotates to drive two threaded blocks and two first connecting plates to get close to each other; the two first connecting plates get close to each other to drive the two rotating plates to rotate and push the two second connecting plates, the pressing plate and the two pressing blocks to move downwards accordingly, the two pressing blocks move downwar