Positioning pin device

摘要

A positioning pin device comprises a bush having at least 3 radially bored holes with, a positioning pin extending axially within the bush. The pin is movable in its axial direction and a spring urges the positioning pin toward the upper side of the bush. At least 3 balls are respectively disposed inside the radial holes of the bush. Screws fitted in the bush respectively abut the balls at their tips to provide positioning adjustment.