The invention discloses a positioning fixture for bars The fixture comprises a fixed part and a movable part, wherein the movable part can carry out rotary open-close motion around the fixed part through a connecting component, a positioning plate is embedded in the movable part, a rotating shaft which transversely passes through the two end parts of the positioning plate and is connected to the inside of the movable plate is set, three pairs of threaded through holes are uniformly formed on the positioning plate and the fixed part along the circumferential direction of the fixture, screws which can be screwed in the threaded through holes are arranged, and after a bar is placed in the fixture, the movable part and the fixed part are buckled, and the positioning plate and the screws are adjusted so as to ensure the standing of the bar, so that the machining precision is high, and the machining quality is good

Positioning fixture for bars

The utility model relates to a clamping fixture for fixing shaft parts during gear shaping process, which comprises a pipe body and a lower flange plate, wherein the upper end surface of the pipe body is parallel to the lower surface of the lower flange plate; a positioning hole is formed on the lower flange plate; the inner diameter of the pipe body is larger than the outer diameter of each shaft part and is less than a boss of the shaft part; adjusting bolt holes with threads are formed on the pipe body and are uniformly distributed on three adjust points of a section of the pipe body; and at least one upper adjusting bolt hole and one lower adjusting bolt hole are formed each adjust point.

Shouzhang Shen

Papers

Clamping fixture for fixing shaft parts during gear shaping process