The invention relates to an accurate-positioning crane lifting appliance which comprises a control device and further comprises a lifting appliance platform, the control device is installed on the lifting appliance platform, lifting lug assemblies are arranged at the four corners of the top face of the lifting appliance platform, a first adjusting assembly is installed on the bottom face of the lifting appliance platform, and two sets of second adjusting assemblies are symmetrically arranged on the first adjusting assembly. Each second adjusting assembly is symmetrically provided with two clamp assemblies, the clamp assemblies are located on the inner sides of the second adjusting assemblies, each clamp assembly comprises a clamp, a first groove structure is formed in the top face of the clamp located on the top of the corresponding second adjusting assembly, and a first proximity switch is arranged in the first groove structure; a second groove structure is formed in the bottom surface of the clamp located at the bottom of the second adjusting assembly, and a second proximity switch is arranged in the second groove structure; the invention further discloses a crane using the crane lifting appliance accurate in positioning. According to the lifting device, the cylindrical workpieces can be accurately positioned, so that the risk that the cylindrical workpieces fall off in the lifting and carrying process is reduced.
本发明涉及一种定位精确的起重机吊具,包括控制装置,它还包括吊具平台,控制装置安装在吊具平台上,吊具平台顶面四角均设置有吊耳组件,吊具平台底面安装有第一调节组件,第一调节组件上对称设置有两组第二调节组件,每组第二调节组件上均对称设置有两组夹具组件,夹具组件均位于第二调节组件的内侧,夹具组件均包括夹具,位于第二调节组件顶部的夹具顶面上开设有第一凹槽结构,第一凹槽结构内设置有第一接近开关;位于第二调节组件底部的夹具底面上开设有第二凹槽结构,第二凹槽结构内设置有第二接近开关;本发明还公开了一种使用定位准确的起重机吊具的起重机;本发明能够对圆筒类工件定位精确,以降低圆筒类工件在起吊搬运过程中掉落的风险。
Crane lifting appliance capable of accurately positioning and crane using lifting appliance
一种定位精确的起重机吊具及使用该吊具的起重机
2022-03-08
Patent
Electronic Resource
Chinese
IPC: | B66C Krane , CRANES |
Lifting appliance lifting method, lifting appliance and crane
European Patent Office | 2022
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