Auxiliary processing clamp of cylinder cover

The utility model discloses an auxiliary processing clamp of a cylinder cover, which comprises a base, wherein a first hydraulic device and a second hydraulic device are mounted on two sides of the base respectively; a third hydraulic device is mounted in the base; a first clamp board, a second clamp board and a support board are arranged on the base; the first clamp board and the second clamp board are opposite and move transversely; the support board is located between the first clamp board and the second clamp board; the first hydraulic rod of the first hydraulic device is connected with the first clamp board; the second hydraulic rod of the second hydraulic device is connected with the second clamp board; the third hydraulic rod of the third hydraulic device is extended out of the base and is connected with the support board. The auxiliary processing clamp disclosed by The utility model is capable of movably clamping the cylinder cover to drill machines, processing oil holes and the like; thus, the friction damage of the cylinder cover is reduced in an operation procedure; the finished product quality of the cylinder cover is ensured; the production efficiency of products is increased; in addition, the auxiliary processing clamp disclosed by The utility model is characterize by simple structure, convenient and practical use and the like.