Luffing mechanism for construction machinery and construction machinery
A technology of construction machinery and luffing mechanism, which is applied in building construction, building material processing, construction, etc., can solve the problems of insufficient use of oil cylinder force, large selection of luffing oil cylinders, and thick structure, so as to reduce the cost of oil cylinders. , Reduce design and manufacturing requirements, the effect of weight change
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[0035] It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and examples.
[0036] image 3 and Figure 4 Shown is a schematic diagram of the installation of a luffing mechanism used in construction machinery according to an embodiment of the present invention, wherein image 3 It is the state diagram when the boom is folded, Figure 4 It is the state diagram when the boom is deployed. The luffing mechanism of this embodiment is installed on a construction machine. The construction machine includes at least an arm frame and a mounting part 2 . The jib is a multi-section structure, including at least two section arms, and the adjacent section arms are connected end-to-end. The bottommost section is the first section arm 11, and the uppermost section is the second sec...
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