有一些铸件上面装的婆司,由于长期的运转而发生摩损,尺寸变小了。要想换上新的婆司,先要把摩损的婆司压出来才行。附图就是专在铸件上退婆司的简便装置。把一根圆铁车光,使它的外径和婆司内径成滑配合;并且在它的底部钻铰一个穿孔,配上两个小圆钉,中间再装一个轻型小 Some of the castings on the castings were worn out due to long-term operation and became smaller in size. If you want to put on a new wife, you must first press out the worn out wife. The figure is a simple device designed to retire a woman on a casting. Carrots a round iron so that its outer diameter fits snugly with the inner diameter of the mother’s woth; and drills a perforation at the bottom of the hinge, accompanied by two small round nails, and a small light weight in the middle.