Ki rezon ki fè rid vibration chaotic sou sifas silendrik materyo machin lan?

(1)主轴滚动轴承滚道磨损,间隙过大.

(2) Mouvman axial arbr prensipal la twò gwo.

(3) Chuck ak koneksyon disk yo lach, sa ki fè pyès travay blocage enstab.

(4) Clearance sifas glisman chute a twò gwo.