Assembly method of aluminum alloy skeleton body assembly structure
An assembly structure and aluminum alloy technology, which is applied to the upper structure, upper structure, and upper structure sub-assembly of the bus, can solve the problems of low strength, heavy weight of the rectangular tube, and the inability to realize the lightweight of the bus, so as to improve safety , Improve the effect of driving stability
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[0013] The present invention will be further described below in conjunction with accompanying drawing:
[0014] Such as figure 1 , figure 2 The assembly structure of an aluminum alloy skeleton body shown includes a front frame 1, a rear frame 2, a side frame 3, a roof frame 4 and a bottom frame, a front frame 1, a rear frame 2, and a side frame 3 1. The roof frame 4 is made of aluminum alloy, the bottom frame is made of rectangular tubes, the positions where the front frame 1, the rear frame 2 and the side frame 3 are connected to the bottom frame sheet beams are riveted with transitional rectangular tubes, and the top frame 4 L-shaped aluminum alloy connecting plates are riveted at positions connected to the side frame 3 , the front frame 1 and the rear frame 2 .
[0015] Specifically, the transitional rectangular tube 5 is first riveted at the positions corresponding to the side frame 3, the front frame 1, the rear frame 2 and the section beam of the underframe, that is, ...
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