Device and method for measuring heat exchange coefficient of interface in hot stamp process
一种界面换热系数、热冲压的技术,应用在高强度钢板热冲压领域
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[0082] The present invention will be further described below in conjunction with the accompanying drawings.
[0083] A device for measuring the interface heat transfer coefficient between a high-temperature steel plate and a die during hot stamping, including a pressure applying device and a measuring device:
[0084] The pressurizing device includes a pressurizing device, an upper workbench and a lower workbench, and the pressurizing device is connected with the upper workbench and the lower workbench respectively; the measuring device includes an upper tooling, a lower tooling and a sample fixing tooling, The upper tooling is fixed on the upper worktable through the upper tooling fixing plate, and the lower tooling is fixed on the lower working table through the lower tooling fixing plate; the sample fixing tooling is arranged between the upper tooling and the lower tooling.
[0085] The upper tooling includes an upper tooling fixing plate 1, an elastic energy storage elemen...
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