Kev daws teeb meem

Teeb meem

Ua rau

Txoj kev kho mob

Excricle ovality loj heev thaum tig

1) Spindle beaings qhov sib txawv loj heev;

2) Muaj bruises nyob rau hauv lub worktable guideway

1) Kho qhov sib txawv ntawm spindle bearings;

2) Kho cov nqaij ntshiv.

Excricle conicity loj heev thaum tig

1) Spindle beaings qhov sib txawv loj heev;

2) Vertical thiab side guideway blocks loosen los yog dabtsi yog khoov ntawm blocks yog loj

1) Kho qhov sib txawv ntawm spindle bearings;

2) Hloov cov blocks.