Bogie articulation hole bolt ejecting device

The utility model provides a bogie articulation hole bolt ejecting device which characterized in that: including footstock, a location section of thick bamboo and pneumatic cylinder, the footstock isformed by connecting preceding, back two risers, the bedplate in lower part, and the pneumatic cylinder is established at the preceding riser of footstock inboardly, and a location section of thick bamboo is connected at the back to the pneumatic cylinder. The utility model discloses a place the back riser of footstock between the screw rod of bolt side and adjacent part, will fix a position the barrel casing the bolt head, withstand the bolt head side by the connecting piece. In pneumatic cylinder action back, the back riser of footstock is ejecting with the screw rod of bolt, then is extracted the bolt by ejecting bolt head through the clamp parcel, realizes installing the dismantlement at the articulation hole bolt of the narrow and small position in space. It is simple reliable, convenient operation. 种转向架铰制孔螺栓