The rapid lifting mechanism comprises a chassis, a reset assembly, two sets of supporting assemblies and a pedal frame, each supporting assembly comprises a mounting frame, rolling wheels arranged on the mounting frame, supporting legs and a connecting rod device driving the supporting legs to ascend and descend, a lifting shaft is arranged on the bottom wall of the mounting frame, and the supporting legs are arranged at the bottom end of the lifting shaft; the connecting rod device comprises a driving arm and a linkage arm, one end of the driving arm is hinged to the mounting frame through a first hinge shaft, the other end of the driving arm is hinged to the end of the linkage arm, the middle of the linkage arm is hinged to the mounting frame through a second hinge shaft, and the other end of the linkage arm is hinged to the lifting shaft. The pedal frame is fixedly connected to the end, close to the first hinge shaft, of the driving arm. The reset assembly comprises a reset pedal with the middle hinged to the chassis and a reset connecting plate with one end hinged to the end of the reset pedal and the other end hinged to the pedal frame. According to the welding trolley supporting leg rapid lifting mechanism, an operator can adjust the height without squatting, and use is convenient.
本发明涉及一种焊接小车支腿快速升降机构,包括底盘、复位组件、两组支承组件及踏框,支承组件包括安装架、设于安装架上的滚轮、支脚及驱动支脚升降的连杆装置,安装架的底壁上设有升降轴,支脚设于升降轴的底端,连杆装置包括驱动臂及联动臂,驱动臂的一端通过第一铰接轴铰接于安装架上,驱动臂的另一端铰接于联动臂的端部,联动臂的中部通过第二铰接轴铰接于安装架上,联动臂的另一端与升降轴铰接,踏框固连于驱动臂靠近第一铰接轴的一端,复位组件包括中部铰接于底盘上的复位踏板、一端铰接于复位踏板端部且另一端铰接于踏框上的复位连板。本发明的焊接小车支腿快速升降机构操作人员无需蹲下即可调节高度,使用方便。
Rapid lifting mechanism for supporting legs of welding tractor
一种焊接小车支腿快速升降机构
2022-07-15
Patent
Elektronische Ressource
Chinesisch
WORKSHOP: TRACTOR UPRATING - For heavy haulage, six legs good -- Eight legs better!
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