Plane milling clamp for oil cylinder sleeve

The utility model provides a plane milling clamp for an oil cylinder sleeve, and belongs to the technical field of oil cylinder machining. Comprising a supporting table; the front side and the rear side of the top of the supporting table are each provided with a T-shaped sliding groove, the front side and the rear side of the bottom of the workbench are each fixedly connected with a T-shaped sliding block, the T-shaped sliding blocks are slidably connected with the T-shaped sliding grooves, the front end and the rear end of the middle of the top of the workbench are rotationally connected with an adjusting lead screw, and the bottom of the three-jaw chuck is in threaded connection with the adjusting lead screws. The horizontal adjusting assemblies are arranged on the left side and the right side of the rear end of the top of the workbench, the horizontal sensing assembly is arranged on the lower portion between the two horizontal adjusting assemblies, the trunnion fixing frame is slidably connected with the t