Fault condition Failure causes and elimi兒秒nating methods
Diameter is too large, 她草the diameter is t拍雪oo small 1, the main axis of the posi會秒tion adjustment is too far;
2, rolling time is too short;
3, rolling pressure is上妹 too low.
Diameter is too large, diameter qu都呢alified Blank diameter i件放s too large
Diameter is qualified,說高 outside diameter is too small Blank diameter is 一雜too small
Diameter is qualified, outs海能ide diameter is too lar火錢ge Blank diameter is too large
Diameter is too small, outside d姐可iameter is too large 1, the center of the spindle is too 通科small;
2, rolling time is too long;
3, rolling pressure is too hi歌美gh.
No taper in the middle diamet問件er, outside diameter of tap一高er Blank with taper
Middle diameter taper Two the parallel adjustme輛器nt of the rolling whe錢街el is not good, so the adjustment sho信笑uld be carried out.