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一、前言球形封头中球形瓣片(简称球片)焊缝坡口的加工是保证产品质量的关键工序。坡口加工质量的好坏直接关系到以后的组装精度和焊接质量。过去我厂所采用的炭刨坡口加工工艺方法比较落后,坡口的表面质量低
I. Introduction Ball-shaped head in the spherical flap (referred to as the ball) Weld groove processing is to ensure product quality of the key processes. The quality of groove processing is directly related to the assembly accuracy and welding quality. In the past I used carbon planing machine groove processing technology is relatively backward, the groove surface of the low quality