Steering column hole anchor clamps

The utility model relates to a steering column hole anchor clamps belongs to auto steering work piece holder field. These hole anchor clamps comprise bloated core base, latch segment, the bloated section of thick bamboo of petal formula latch segment and clamp bolt, the core base lower extreme that expands is provided with spacing boss, and the bloated section of thick bamboo of petal formula latch segment is equipped with admittedly at the core base top of expanding, and movable mounting has the latch segment in the bloated section of thick bamboo of petal formula latch segment, the latch segment passes through clamp bolt and bloated core base active connections. These hole anchor clamps have simple structure, low cost, use convenient operation's characteristics, have solved current column jacket and owing to poor car hole " unilateral " the problem that causes of the axiality of column jacket own, can effectively guarantee the column jacket car and process the machining precision of hole that when having solved thin wall part car processing hole, the difficult selection of clamping position, work piece size unmanageable problem also make steering column's comprehensive properties obtain great improvement.