Inner flange frock is pressed to wheel hub bearing

The utility model relates to an inner flange frock is pressed to wheel hub bearing, including pressure equipment frock body (3), be equipped with a plurality of locating holes (7) on every side at pressure equipment frock body (3), every locating hole (7) are connected with pressure equipment machinery bed through a connecting bolt, the pressure of pressure equipment machine output from last underextremely with wheel hub bearing (1) crimping on inner circle flange (2), its characterized in that: be equipped with a plurality of holes of placing in pressure equipment frock body (3) middle part,the every fixing bolt of inner circle flange (2) bottom of wheel hub bearing places in placing the hole to the internal diameter of placing hole (9, 10) is greater than fixing bolt the threaded portion's external diameter. The utility model discloses place the fixing bolt of inner circle flange the placing in the hole and make not atress of fixing bolt of pressure equipment frock, therefore ensure that fixing bolt can not