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cad兩個弧線怎樣畫成圓

發布時間: 2025-03-02 06:48:04

❶ CAD裡面怎麼把圓弧合並成圓,而且數量太大,盡量方便快捷

  1. 如果由圓弧構成一個整圓,要合並為圓的話,測試版本AutoCAD2016版本,快捷鍵【J】可以合並為圓。

  2. 如果圓弧不規范,AutoCAD合並不了,需要用autolisp來解決,一個小插件就可以。

  3. 從圖上看,這個圓弧是開口的,那麼應當是【圓弧變為圓】不是你說的【圓弧合並為圓】。

  4. 提供兩個小插件autolisp來解決你的問題。代碼如下:

;=====以下是圓弧合並為圓========================================
(defunC:tes(/&dis1&dis2&k1&k2&kw1&ob1&ob2&r1&r2&ss1&tc1&xx1il1l2pt1pt2);圓弧合並
(if(nullvlax-mp-object)(vl-load-com))
(if(setq&kw1(ssget'((0."ARC"))));1
(progn;;1
(while(setq&k1(ssname&kw10))
(setq&kw1(ssdel&k1&kw1))
(if(=&kw1nil)(setq&kw1(ssadd)))
(setq&ob1(vlax-ename->vla-object&k1))
(setq&dis1(vlax-curve-getDistAtParam&ob1(vlax-curve-getEndParam&ob1)));長度
(setq&tc1(vla-get-layer&ob1));圖層
(setq&xx1(vla-get-Linetype&ob1));線型
(setq&r1(vla-get-Radius&ob1));半徑
(setqpt1(Vlax-SafeArray->List(Vlax-Variant-Value(vla-get-Center&ob1))));取得圓心
(setqL1(*pi2&r1));周長
(if(>L150)(setqL21)(setqL2(*L10.01)));圓心允許誤差值1
(setqi0&ss1'()&ss1(cons&k1&ss1))
(repeat(sslength&kw1)
(setq&k2(ssname&kw1i)i(1+i))
(setq&ob2(vlax-ename->vla-object&k2))
(setq&dis2(vlax-curve-getDistAtParam&ob2(vlax-curve-getEndParam&ob2)));長度
(setq&r2(vla-get-Radius&ob2));半徑
(setqpt2(Vlax-SafeArray->List(Vlax-Variant-Value(vla-get-Center&ob2))));取得圓心
(if(and(<=(distancept1pt2)L2)(=&r1&r2));2如果圓心坐標相同半徑相同
(progn;;2
(setq&dis1(+&dis2&dis1))
(setq&ss1(cons&k2&ss1))
);progn;2
);if;2
);repeat
(if(<=(abs(-&dis1L1))L2);如果長度符合圓的條件,就合並
(progn
(setqi0)
(if(=&kw1nil)(setq&kw1(ssadd)))
(repeat(length&ss1)
(setq&k2(nthi&ss1)i(1+i))
(setq&kw1(ssadd&k2&kw1)&kw1(ssdel&k2&kw1))
(entdel&k2)
);repeat
(entmake(list'(0."CIRCLE")(cons8&tc1)'(62.1)(cons6&xx1)(cons10pt1)(cons40&r1)))
)
)
);while
);progn;1
);if;1
(prin1)
);;復制到記事本,以【.lsp】為後綴命名,打開CAD,autolisp載入,命令【TES】

;===========以下程序是圓弧變圓===========================
(defunC:tes1(/&k1&kw1&ob1&r1&tc1&xx1pt1);圓弧變圓
(if(nullvlax-mp-object)(vl-load-com))
(if(setq&kw1(ssget'((0."ARC"))));1
(progn;;1
(while(setq&k1(ssname&kw10))
(setq&kw1(ssdel&k1&kw1))
(setq&ob1(vlax-ename->vla-object&k1))
(setq&tc1(vla-get-layer&ob1));圖層
(setq&xx1(vla-get-Linetype&ob1));線型
(setq&r1(vla-get-Radius&ob1));半徑
(setqpt1(Vlax-SafeArray->List(Vlax-Variant-Value(vla-get-Center&ob1))));取得圓心
(vla-delete&ob1)
(entmake(list'(0."CIRCLE")(cons8&tc1)'(62.1)(cons6&xx1)(cons10pt1)(cons40&r1)))
);while
);progn;1
)
(prin1)
);;復制到記事本,以【.lsp】為後綴命名,打開CAD,autolisp載入,命令【TES1】
;為了顯示合並,合並後的對象顏色為紅色

❷ 我在CAD中F命令中之前設置過圓成弧現在怎樣改成圓直角

輸入F 確認,激活倒圓角命令
再輸入R 確認,提示輸入圓角的,這時候輸入0,即圓角值為0,就是直角
然後選擇要倒直角的線條就行.