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習(xí)題冊或試題庫-項(xiàng)目一習(xí)題
發(fā)布日期:2017-09-08 瀏覽次數(shù):3625
1、列表計(jì)算下列零件圖中各基點(diǎn)的絕對(duì)坐標(biāo)及相對(duì)坐標(biāo)
答案:以工件右端面中性點(diǎn)為坐標(biāo)原點(diǎn),各基點(diǎn)的絕對(duì)坐標(biāo)為A(13,0),B(15,-1),C(15,-10),D(18,-10),E(20,-11),F(xiàn)(20,-25),G(30,-30),H(30,-40),I(40,-55),G(50,,-60),K(50,-75)。
相對(duì)坐標(biāo)為A(13,0),B(2,-1),C(0,-9),D(3,0),E(2,-1),F(xiàn)(0,-15),G(10,-5),H(0,-10),I(10,-15),G(10,,-5),K(0,-15)。