Valve gap bull processing knife rest

The utility model discloses valve gap bull processing knife rest, including the mount pad that is equipped with location frock and centre gripping frock, be equipped with vertical blade holder on the mount pad, be equipped with the tool bit on the blade holder, the tool bit has included left tool bit, right tool bit, preceding tool bit and back tool bit, left side tool bit and right tool bit set up the both sides at valve gap clamping position separately, the horizontal position of left side tool bit is higher than the horizontal position of right tool bit, preceding tool bit is located same horizontal plane with the back tool bit, preceding tool bit and back tool bit are located valve gap clamping position's homonymy, preceding tool bit is less than the distance of back tool bit to valve gap clamping position center to the distance at valve gap clamping position center. Cutter frame structure to traditional improves, has adopted left tool bit, right tool bit, preceding tool bit and back tool bit to processing the valve gap simultaneously. Avoid adding the error accumulation of trade union many times, saved the manpower of clamping many times.