济南汽车制造总厂铸钢厂的抛丸清理室,使用 JN(济南)型抛头护罩和护板。它是在青岛铸造机械厂的 Q3025型高效抛丸器的基础上改制而成的。护罩外壳比 Q3025型要大一些,并改为由上下两部分组成,这样在更换叶轮或取走抛头座总成维修时,只需取下罩壳的上半部分就可以了。JN 型护板采用顶孤护板和长直护板的结构,如下图所示。护板受弹丸打击的交接处往往 Jinan Automobile Manufacturing Plant Steel Casting Shot Blasting Room, the use of JN (Jinan) throwing guards and guards. It is based on the Q3025 high efficiency shot blasting machine of Qingdao Casting Machinery Factory. The shroud housing is larger than the Q3025 and is made up of two parts up and down, so when replacing the impeller or removing the ejector seat assembly, simply remove the top half of the housing. The JN guard adopts the structure of top guard plate and long guard plate, as shown in the following figure. Protector hit by the projectile junction often