Patent ID: 9016209
Filing Date: 2015-04-28
Classification: B61K,B66F,F16H,Y10T

Abstract:
1. A transverse adjustment mechanism for a bilateral half-spring type load-carrying head, which is installed in a casing ( 1 ) of the load-carrying head ( 2 ) of a lifting unit of a pit type unwheeling machine, fixedly connected to the casing ( 1 ), directly connected to an adjustment unit ( 3 ) at the end of the load-carrying head ( 2 ) and installed on a lead screw ( 4 ) of the adjustment unit ( 3 ), characterized in that, the transverse adjustment mechanism comprises an adjusting nut ( 11 ), an adjusting nut guide ( 12 ), a guiding tube ( 110 ), a guiding sleeve ( 15 ), a nut mounting plate ( 14 ), a flange plate ( 13 ), a compression spring ( 19 ) and a sliding shaft ( 17 ); wherein a screw-nut pair structure is provided between the adjusting nut ( 11 ) and the lead screw ( 4 ), the guiding tube ( 110 ) is fixedly installed at the front end of the adjusting nut ( 11 ), the adjusting nut guide ( 12 ) is fixedly installed at the rear end of the adjusting nut ( 11 ), the guiding sleeve ( 15 ) and the sliding shaft ( 17 ) are fixedly installed at the adjusting nut guide ( 12 ), the sliding shaft ( 17 ) is sheathed in the guiding sleeve ( 15 ) and the guiding sleeve ( 15 ) is fixed on the adjusting nut guide ( 12 ), the sliding shaft ( 17 ) is also sheathed in the nut mounting plate ( 14 ) which can slide on the sliding shaft ( 17 ), the nut mounting plate ( 14 ) is fixedly connected to the casing ( 1 ), a compression spring ( 19 ) in which the sliding shaft ( 17 ) is sheathed is disposed between the nut mounting plate ( 14 ) and the adjusting nut guide ( 12 ), one end of the guiding tube ( 10 ) is connected to the adjusting nut ( 11 ), the flange plate ( 13 ) is fixedly installed at the other end of the guiding tube ( 110 ), the sliding shaft ( 17 ) is sheathed in the flange plate ( 13 ), a lock nut ( 18 ) is disposed at the end of the sliding shaft ( 17 ) and the outside of the flange plate ( 13 ).