Loading device for fatigue test of railway freight car bogie side frame
A railway freight car and fatigue test technology, applied in the field of railway freight cars, can solve the problems of uneven vertical loading, poor flatness of the casting surface of the spring cap, and the washer not working hard.
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[0035] In order to make those skilled in the art better understand the solution of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
[0036] In this paper, terms such as "upper, lower, inner, outer" are established based on the positional relationship shown in the accompanying drawings, and the corresponding positional relationship may also change according to different drawings. It is understood to be an absolute limitation on the scope of protection; moreover, relational terms such as "first" and "second" etc. are only used to distinguish one element of the same name from another, and do not necessarily require or Any such actual relationship or order between these components is implied.
[0037] Please refer to figure 1 , figure 2 , figure 1A schematic diagram of the overall structure of a fatigue test loading device for a railway freight car bogie side frame disc...
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