PRESS FORMING METHOD AND VEHICLE COMPONENT
First Claim
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1. A press forming method press forming a workpiece between a die and a punch, while pushing the punch into the die by means of a relative motion of the die and the punch, the method comprising:
- producing an intermediate molding having a ridge formed in a predetermined part of the workpiece, and then press forming the intermediate molding into a final shape, to thereby substantially thicken and work-harden the predetermined part of the workpiece.
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Abstract
Disclosed is a press forming method press forming a workpiece between a die and a punch, while pushing the punch into the die by means of a relative motion of the die and the punch, the method includes: producing an intermediate molding (100B) having ridges (100d) formed in predetermined parts of the workpiece, and then press forming the intermediate molding (100B) into a final shape, to thereby substantially thicken and work-harden the predetermined parts of the workpiece.
20 Citations
13 Claims
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1. A press forming method press forming a workpiece between a die and a punch, while pushing the punch into the die by means of a relative motion of the die and the punch, the method comprising:
producing an intermediate molding having a ridge formed in a predetermined part of the workpiece, and then press forming the intermediate molding into a final shape, to thereby substantially thicken and work-harden the predetermined part of the workpiece. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
Specification