How coil springs are made.
Previously:
Coil spring forming machine - GIF
Hot coil spring forming GIF
Automotive coil spring forming GIF
Tiny spring coil forming GIF
Spring forming GIF
How coil springs are made.
Previously:
Coil spring forming machine - GIF
Hot coil spring forming GIF
Automotive coil spring forming GIF
Tiny spring coil forming GIF
Spring forming GIF
New plans added on 11/20: Click here for 2,589 plans for homemade tools.
Wouldn’t be much of a spring as it wasn’t quenched to harden the steel to the correct rate.
When I was young I used to work in one of the biggest steel spring factories in the world, making coil and leaf springs for most of the worlds cars. Our coil springs fell off the forming cylinder straight into a bath of oil held at the correct quenching temperature for the required compression rate.
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