Cylinder cover positioning device for detecting foreign matters in engine cylinder cover air passage, water passage and oil passage

The utility model relates to a cylinder cover positioning device for detecting foreign matters in an air passage, a water passage and an oil passage of an engine cylinder cover. The device comprises amoving seat and a positioning seat, the positioning seat is fixed on the moving seat; the lower end of the moving seat is connected with a fixing frame; the lower end of the fixing frame is connectedwith a lifting driving part; the lifting driving part is connected with a lifting plate; the upper end of the lifting plate is connected with a plurality of fixing pins; the fixed pin penetrates through the movable seat; the positioning pin penetrates into a fixing pin through hole formed in the positioning seat; a sealing groove for placing a sealing gasket is formed in the positioning plate; according to the cylinder cover positioning device for engine cylinder cover air channel water channel oil channel foreign matter detection, positioning and fixing are firm, sealing and plugging are reliable, and it is guarantee