Railway vehicle head and chassis integrated structure and forming method
A technology for rail vehicles and molding methods, which is applied to the underframe, railway car body components, transportation and packaging, etc., can solve the problems of lack of experience in the design of mechanical properties of new materials, and the effect of lightweight car body structure is not obvious, so as to improve processing. Assembly process, obvious weight reduction effect, the effect of reducing the weight of the structure
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[0019] see figure 1 , The structure of the traditional metal car body front chassis includes: a driver's cab chassis 1, a passenger compartment front chassis 2, a passenger compartment rear chassis 3, and a seat mounting lower chassis 4. All components of the metal vehicle body underframe structure are connected by welding process, and the underframe structure does not include system structures such as sound insulation materials, cold-proof materials, and floors.
[0020] see figure 2 , The integrated structure of the rail vehicle head car chassis of the present invention includes: a driver's cab chassis 5 and a passenger compartment chassis 6 . The cab chassis 5 and the passenger compartment chassis 6 are composed of a sandwich structure in which the inner and outer skins are filled with a foam core; the thickness of the outer skin structure of the chassis is 3mm, and SF120FRS / HEC300 / 400 / 45% / POPA carbon fiber prepreg material, the number of layers is 11, the proportion of...
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