【摘要】 本文论述了圆板牙的层本结构,选材,等温处理的设备配置及热处理工艺;着重分析了板牙螺孔变形的原因及控制途径,并针对中小企业介绍了一些现场经验。更多还原

【Abstract】 This paper deals with the basic structure of screw die, the choie of materials, form a complete set of equipment for equaltemperature treatment and the technological process in heat treatment; the deform and relevant controlling method are discussed, for thesmalla and middle factories the author suggests the experience ofshop practice.更多还原