Direct connection type spindle motor base precision correction device

A direct connection type spindle motor seat precision correction device relates to the technical field of vertical machining center assembly, solves the problem that a dial indicator seat is easy to slide during measurement, and comprises a shaft sleeve, a screw and a dial indicator, the lower part of the shaft sleeve is provided with an inner hole, the upper part of the shaft sleeve is provided with a convex circle, and the inner hole of the shaft sleeve is provided with a threaded hole. A threaded hole is formed in the upper portion of the shaft sleeve convex circle, the shaft sleeve is connected with an outer ring of the coupler through an inner hole, the screw is connected with the threaded hole of the inner hole of the shaft sleeve, a meter rod of the dial indicator is connected with the threaded hole of the shaft sleeve convex circle, and a pointer of the dial indicator is in contact connection with the upper face or a spigot of the spindle motor base. By using the device, the precision correction of th