Light bogie welding framework and welding method thereof
A processing method and technology for bogies, which are applied in the directions of bogies, railway car body parts, transportation and packaging, etc., can solve problems such as the lightweight optimization design of the overall structure, the complex welding and processing of the overall structure of the frame, and the lack of modular assembly methods. problem, to achieve the effect of light structure, improved flexibility and torsional resistance, and improved stability
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[0042] Example 1, such as Figure 1 to Figure 5 As shown, the described lightweight bogie welded frame mainly includes:
[0043] A pair of side beams connected to each other form 1, and a pair of cross beams form 2;
[0044] The side beam composition 1 has a hollow box structure, including a pair of upper and lower cover plates 11 and a pair of side webs 12 formed by welding, and several reinforcements are arranged on the upper and lower cover plates 11 or the side webs 12 Rib 13.
[0045] The beam composition 2 includes a pair of hollow steel pipes 21 that pass through the side webs 12 and are welded to the side webs 12. At least one longitudinal auxiliary beam 22 is welded between the pair of steel pipes 21. The beam 22 has a hollow box structure;
[0046] The longitudinal auxiliary beam 22 includes a pair of upper and lower plates 23 and a pair of side plates 24 formed by welding, and a reinforcing plate 25 is arranged on the side plates 24, and the upper and lower plate...
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