Patent ID: 8840155
Filing Date: 2014-09-23
Classification: B23P,Y10T

Abstract:
1. An annular seal assembling jig used when assembling an annular seal to a spherical body of a ball joint, comprising: a plurality of split tables which constitute one table capable of placing the annular seal thereon; a slider which is fixed to one of the plurality of split tables, and which is capable of sliding freely along a guide rail; a biasing unit which biases the slider along the guide rail in a direction so that the split tables approach one another; and a claw portion which is provided to each split table, so as to catch the annular seal placed on the table, from an inner side of the annular seal, wherein, by pressing the spherical body to the claw portion from above, the slider moves along the guide rail in a direction of departing the split tables from each other, the annular seal is stretched by the claw portion, and the annular seal is assembled to the spherical body, and wherein an upper edge portion of each of the claw portions is formed in an arc shape, and the upper edge portions of the claw portions of the plurality of split tables form a substantially circular shape when the plurality of split tables are brought into abutment by the biasing unit.