Fixture for drilling and milling top surface of engine cylinder cover

The utility model discloses a clamp for drilling and milling the top surface of an engine cylinder cover. Comprising a bottom plate, a first pressing mechanism, a second pressing mechanism, a sliding rail, a sliding plate and a lifting control mechanism, wherein the first pressing mechanism and the second pressing mechanism are arranged on the bottom plate; the sliding rail is horizontally arranged; the sliding plate is movably arranged on the sliding rail and is used for placing an engine cylinder cover; according to the clamp for drilling and milling the top surface of the engine cylinder cover, the sliding plate is arranged and drives the engine cylinder cover to move, so that the engine cylinder cover is easy to enter and exit from a machine tool, the operation of operators is facilitated, the labor intensity can be reduced, the operation time is saved, and the machining efficiency is improved. 本实用新型公开了一种发动机缸盖顶面钻铣加工用夹具，包括底板、设置于底板上的第一压紧机构和第二压紧机构、水平设置的滑轨、可移动的设置于滑轨上且用于放置发动机缸盖的滑动板以及设置于所述底板上且用于控制滑轨进行升降的升降控制机构。