Processing and production method of Shandong large ballscrew

Large-scale trapezoidal screw blanking: blanking according to customer drawing requirements, blanking to customer requirements, straightening after blanking, flat end face, centering hole, secondary straightening, leaving the grinding amount of the outer circle of the car to the size of the customer drawing, Secondary straightening, grinding the outer circle to the size required by the customer's drawing, turning the thread of a large trapezoidal screw to the size of the customer drawing, milling the keyway with a keyway, threading, three-time straightening, and packaging.