| 摘要 |
PURPOSE: A heat treatment device for hot-forming a blank and a hot-formed product manufacturing method are provided to form areas with different strengths and properties in a single part. CONSTITUTION: A heat treatment device for hot forming a blank comprises a device body(10) which a firstly heated blank(100) passes through, a heat treatment unit(30) which heats or retains the heat of the blank, a blank cooling unit(50) which cools at least a part of the blank, and a partition unit(70) which divides a blank cooling area(X) and reduces the temperature transition area(100') of the blank. |
