Electrical heating device, forming device, and electrical heating method
AssigneeSumitomo Heavy Industries, Ltd.
InventorsAkihiro IDE, Kimihiro NOGIWA, Masayuki ISHIZUKA
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Abstract
An electrical heating device is an electrical heating device used for a forming device that performs expansion forming of a metal material, the electrical heating device including: a heating unit that causes a current to flow through the metal material to heat the metal material; and a measurement unit that measures an electrical characteristic value in the heating via the heating unit, in which the heating unit performs temperature control of the metal material based on the electrical characteristic value measured by the measurement unit.
Claims11
An electrical heating device used for a forming device that performs expansion forming of a metal material, the electrical heating device comprising:
- a heating unit that causes a current to flow through the metal material to heat the metal material;
- and
- a measurement unit that measures an electrical characteristic value in the heating via the heating unit,
- wherein the heating unit performs temperature control of the metal material based on the electrical characteristic value measured by the measurement unit.
An electrical heating method used for a forming device that performs expansion forming of a metal material, the electrical heating method comprising:
- a heating process of causing a current to flow through the metal material to heat the metal material;
- and
- a measurement process of measuring an electrical characteristic value in the heating via the heating unit,
- wherein in the heating process, temperature control of the metal material is performed based on the electrical characteristic value measured in the measurement process.
Dependencies are inferred from the claim text.