Conventional Redrawing (see
The first operation can (red) is placed
on the die (dark blue), the punch (gray) and blank holder (purple) proceed
downward to contact the material while the blank holder holds pressure
against the material (can) to prevent wrinkles.
The ejector (green) moves down
while the punch continues down reducing (redrawing) the diameter of the
can which also increases the overall length.
"This redrawing process can be
done many times to achieve the final diameter and length of the desired
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Animation created by Too Fast Computing,