Position adjustment mechanism and machine tool provided with the position adjustment mechanism

摘要

A position adjustment mechanism capable of linearly adjusting the position of a member and a machine tool including the position adjustment mechanism are provided. A first member in which a through hole is formed, and a second member that is arranged alongside the first member in a first direction that is a through direction of the through hole and fixes the first member. The screw hole 22 is formed at a position corresponding to the through hole 68 of the second member, extends in the first direction, and has an internal thread portion on the inner peripheral surface, and is inserted into the through hole 68 and the screw hole 22. The screw member 8 includes a shaft portion 81 having a male screw portion formed on a peripheral surface thereof, and one end portion of the shaft portion connected to each other, and the diameter of the screw member 8 is reduced toward the other end portion side of the shaft portion 81. And a head portion 82 having a conical shape, and a slope portion 83 formed on the peripheral surface of the head portion 82, wherein the first member has the slope portion in a second direction orthogonal to the first direction. A sliding contact portion 9 that is in sliding contact with 83 is provided. [Selection] Figure 5