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kaichunhe209
知識積累勤奮+合理方法
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樓主  發(fā)表于: 2019-12-29 13:27
一更鋼管45度切斷,將其拼裝成90度直角,結合面形成一個(gè)橢圓,要求焊接橢圓,焊接截面水平固定在一個(gè)工裝上,工裝下面安裝伺服電機,電機帶動(dòng)工裝以橢圓中心為圓心轉動(dòng),在橢圓截面安裝一個(gè)焊槍?zhuān)欧䦷?dòng)焊槍送絲,焊槍位置跟隨橢圓位置轉動(dòng),橢圓轉動(dòng)焊接時(shí)線(xiàn)速度必須一致,否則焊接不好;考慮用運動(dòng)同步跟隨,但是橢圓線(xiàn)速度無(wú)法保證,請問(wèn)還有什么方法?
hyhjjg
路漫漫其而修遠,吾將上下而求索,
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1樓  發(fā)表于: 2020-03-02 12:32
45度切面最好和xy平面平行,xy兩軸走橢圓,然后還要一個(gè)r軸旋軸,使焊槍頭始終指后橢圓的圓心,z軸只做高度調節.
如果不平行,z軸就要參與到xy軸組里,做三維動(dòng)動(dòng);
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