C-shaped frame squeeze riveting technology and anchor rivet nut thereof
A nut and riveting technology, applied in the field of riveting nuts, can solve the problems of easy slippage, thin nut wall, easy slippery teeth, etc., and achieve the effect of improving production efficiency, improving assembly strength, and not easy to slippery teeth.
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[0010] In the present invention, the C-shaped frame pressure riveting process is specifically: first punch the riveting hole at the riveted part of the C-shaped frame 2; figure 2 As shown, the inner hole of the rivet nut 1 is a long threaded hole, and the outer wall of the rivet nut 1 is a stepped shape with a large end and a small end.
[0011] Put the small end of the rivet nut 1 into the hole of the C-shaped frame 2, and then put the two into the riveting die and perform riveting by a riveting machine; image 3 As shown, in this pressure riveting process, only the metal of the small end of the rivet nut 1 close to the outer wall is formed into a cover shape and closely attached to the riveting hole of the C-shaped frame 2, and the threaded hole at the small end of the rivet nut 1 is not deformed. .
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