Running positioning device for double-beam trolley of crane
A technology of operation positioning and cranes, which is applied in the directions of transportation and packaging, traveling mechanism, load hanging components, etc., and can solve the problems of poor positioning accuracy, unstable operation, unsuitable positioning accuracy, etc.
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[0013] In order to further understand the invention content, characteristics and effects of the present invention, the following examples are given, and detailed descriptions are as follows in conjunction with the accompanying drawings:
[0014] see Figure 1-2 , a running positioning device for a double-girder trolley of a crane, comprising a bracket fixedly installed on the end beam 1 of the trolley, a support shaft 3 is installed on the bracket through a bearing, a gear 4 is fixedly installed at one end of the support shaft 3, and a rotation counter 5 is fixedly installed at the other end , in order to protect the rotary counter 5 from the impact of the working environment, a protective cover 14 is installed outside the counter. On the main girder 6 of the crane, a rack 7 is fixedly installed, and the gear 4 and the rack 7 are meshed.
[0015] In this embodiment, the bracket is preferably two parts, the upper bracket 2 / 1 and the lower bracket 2 / 2, the upper bracket 2 / 1 is ...
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