Grinding device for machining flat gate valve body

The utility model relates to the field of valve body machining, in particular to a grinding device for machining a flat gate valve body, which comprises a workbench, a first lead screw, a sliding block and two grinding mechanisms, the workbench is horizontally arranged; the first lead screw is arranged in a through groove in the workbench. The first lead screw is rotatably connected with the workbench; a power piece is arranged on one side of the first lead screw; the power piece drives the first lead screw to rotate; the sliding block is installed on the first lead screw. The sliding block is in threaded connection with the first lead screw; the sliding block is slidably connected with the workbench. A lower clamp is arranged on the upper side of the sliding block; the sliding block is connected with the lower clamp through a screw; an upper clamp is arranged on the upper side of the lower clamp; the lower clamp is connected with the upper clamp through a screw; the two grinding mechanisms are symmetrically