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In general, slender objects are easy to bend under pressure and not easy to bend under tension. Forward feed (by)When turning the tailstock (feeding to the spin···
(1) The axial movement of the lead screw is too large.(2) The opening and closing nut is worn, and the coaxiality with the lead screw is out of tolerance, resul···
(1) The parallelism between the spindle axis and the bed saddle guide rail is out of tolerance.(2) The guide rail of the bed is seriously worn.(3) When clamping···
The main causes of crankshaft turning deformation are as follows:(1) Static unbalance of workpiece.(2) The top or support bolt is too tight.(3) The top hole is ···
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