激光相变硬化在模具表面处理中的应用现状
Application Status of Laser Transformation Hardening in Mould Surface Processing
吴华春, 李名尧
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作者单位:(上海工程技术大学 材料工程学院, 上海 201600)
中文关键字:激光相变硬化; 冷作模具钢; 热作模具钢; 塑料模具钢
英文关键字:laser transformation hardening; cold die steel; hot die steel; plastic mold steel
中文摘要:简单介绍了激光相变硬化的特点、硬化机理、材料强化机理以及冷作模具、热作模具和塑料模具的表面处理要求,给出了常见的模具钢种以及经常使用激光相变硬化处理的钢种的一般工艺参数。
英文摘要:The characteristics, hardening mechanics, strengthening mechanism of materials of laser transformation hardening, the requirements of the surface processing of the steel for hot and cold work dies, metal and injection dies, and plastics dies were briefly introduced. The general process parameters of laser transformation hardening for common steel and frequently used steel were provided.