Patent ID: 9260119
Filing Date: 2016-02-16
CPC Classification: B23K,B61F

Claim Text:
1. A full butt joint structure of a connection joint between a side frame and a cross beam of a bogie frame of a vehicle, with the side frame being parallel to travelling direction of the vehicle and the cross beam being perpendicular to travelling direction of the vehicle, wherein: the side frame is connected to the cross beam by a connecting seat to realize the full butt joint, wherein a side frame connecting end of the connecting seat, a transport column and a side frame inside vertical plate form a plate-plate butt joint structure, wherein the connecting seat comprises extending plates which respectively extend to two sides as the side frame connecting end, the transport column comprises a cylinder and two tabular bodies that respectively extend from the cylinder to two sides, the plate-plate butt joint structure is formed by assembling and welding one extending plate of the connecting seat on one side to one tabular body of the transport column, and assembling and welding one extending plate of another connecting seat to the other tabular body of the transport column, and then assembling and welding the other extending plate of each connecting seat on the other side to the side frame inside vertical plate; and the connecting seat further comprises a tube portion as a cross beam connecting end, and the cross beam connecting end of the connecting seat and the cross beam form a tube-tube butt joint structure.