热作模具的堆焊修复技术

Overlaying Welding Technology in Hot Die Repair

中文关键词: 热作模具  堆焊修复  堆焊合金  汽车前轴  辊锻模

英文关键词: hot die  overlaying welding repair  surfacing alloy  automobile front axle  roll forging die

中文摘要:

      简述了各种热作模具的工程背景和应用现状， 介绍了堆焊工艺在热作模具修复中的作用， 以及堆焊材料的分类特点及应用范围。详细阐明了热作模具的堆焊修复工艺过程， 以汽车前轴辊锻模的堆焊修复为例， 对整个堆焊修复过程进行了说明。

英文摘要:

      The engineering background and application situation of various kinds of hot forging dies were briefly described， and the important role of overlaying welding technology in hot forging die repair was introduced， as well as the classification characteristics and application scope of overlay welding materials. In addition， the detailed overlaying welding process in hot die repair was comprehensively represented.At last， the whole process of overlaying welding was shown in this paper using the hot forging die repair of automobile front axle roll forging die as an example.