Aluminum alloy structural part and clamping device for light-weight automobile

The invention relates to the field of aluminum alloy structural part production, in particular to an aluminum alloy structural part for a lightweight automobile and a clamping device. Comprising an aluminum alloy structural part stand column supporting frame and an aluminum alloy structural part base placing groove. A plurality of aluminum alloy structural part stand column supporting frames are arranged in a linear array, an aluminum alloy structural part base placing groove is formed in one side of each aluminum alloy structural part stand column supporting frame, and aluminum alloy structural part stand columns are supported on the aluminum alloy structural part stand column supporting frames. According to the aluminum alloy structural part base fixing device, an aluminum alloy structural part stand column and a base can be well aligned, a good fixing effect can be achieved during welding, meanwhile, the aluminum alloy structural part base fixing device can be conveniently placed into the base, and operati