各位高手请看这里
这是我cad上的代码，可是检查运行总是显示错误，代码的功能是实现弹簧的实体建模，知道的大神帮忙看看，或者有这个功能的代码也可以给我，谢了！(defun c:spring (/)
(set p1(getpoint "请指定螺旋线基点:"))
(setq r(getreal "请输入弹簧平均半径:"))
(setq d0(getreal "请输入弹簧丝直径:"))
(setq s(getreal "请输入弹簧节距:"))
(setq n0(getint "请输入弹簧工作圈数:"))
(setq n(getint "请输入每圈细化段数（23/36/40/44/48/52/56/60）:"))
(setq n1(* 1.25 n));支撑圈细化段数
(setq n1(fix n1))
(setq n2(* n0 n));工作圈细化段数
(setq delta(/(* 2.0 pi)n));单位转角
(setq j(/ s n));工作圈轴向位移量
(setq j0(/ d0 n));支撑圈轴向位移量
(setq bb(caddr p1))
(setq ang 0)
(setq jj 0)
(command "ucs" "o" p1)
(setq pt1(list r 0 0 ))
(command "3dpoly" p1)
(repeat n1;绘制下支撑
(setq jj(+ jj 1))
(setq ang(+ delta ang))
(setq pt(list(* r(cos ang))(* r(sin ang))(* j0 jj))
(command pt))
(setq p2(list 0 0(* j0 jj)))
(setq g1(* j0 jj));下支撑圈高度
(setq jj 0)
(repeat n2 ;绘制工作圈
(setq jj(+ jj 1))
(setq ang(+ delta ang))
(setq pt(list(* r(cos ang))(* r(sin ang))(+ g1(* j jj))))
(command pt))
(setq p3(list 0 0(* j jj)))
(setq g2(* j jj));工作圈高度
(setq jj 0)
(repeat n1 ;绘制上支撑圈
(setq jj(+ jj 1))
(setq ang(+ delta ang))
(setq pt(list(* r(cos ang))(* r(sin ang))(+ g1 g2(* j0 jj))))
(command pt))
(setq g3(* j0 jj));上支撑圈高度
(command "")
(setq e1(entlast))
(command "ucs" "x" "")
(command "circle" pt1(/ d0 2))
(setq e2(entlast))
(command "extrude" e2 "" "p" e1);拉伸弹簧
(setq e3(entlast))
(setq pt2(list r(/ d0 4)0))
(setq py(+ g1 g2 g3(- o (/ d0 4))))
(setq pt3(list(- 0 r) py 0))
(command "slice" e3 "" "zx" pt2 pt3);磨平端部支承面
(command "slice" e3 "" "zx" pt3 pt2)
(command "ucs" "w"))
(command "3dpoly" p1)
(command pt)
目测有问题 第一个(command pt)前少个右括弧‘)' 本帖最后由 lucas_3333 于 2014-11-26 10:26 编辑
楼主是在这里下的吧，呵呵
http://www.szthwj.com/ReadNews.asp?NewsID=741
spring;;;-----------弹簧的程序----------
(defun c:spring(/)
(setq p1(getpoint "请指定螺旋线基点:"))
(setq r(getreal "请输入弹簧平均半径:"))
(setq d0(getreal "请输入弹簧丝直径:"))
(setq disp(getreal "请输入弹簧节距:"))
(setq n0(getint "请输入弹簧工作圈数:"))
(setq n(getint "请输入每圈细化段数(16/20/24/28/32/36/40/48/52/56/60/100):"))
(setq n1(* 1.25 n)) ;支撑圈细化段数
(setq n1(fix n1))
(setq n2(* n0 n)) ;工作圈细化段数
(setq delta(/ (* 2.0 pi) n)) ;单位转角
(setq j(/ disp n)) ;工作圈轴向位移量
(setq j0(/ d0 n)) ;支撑圈轴向位移量
(setq bb(caddr p1))
(setq ang 0)
(setq jj 0)
(command "ucs" "o" p1)
(setq pt1(list r 0 0))
(command "3dpoly" pt1)
(repeat n1 ;绘制下支撑圈
(setq jj(+ jj 1))
(setq ang(+ delta ang))
(setq pt(list (* r (cos ang)) (* r (sin ang)) (* j0 jj)))
(command pt)
)
(setq p2(list 0 0 (* j0 jj)))
(setq g1(* j0 jj)) ;下支撑圈高度
(setq jj 0)
(repeat n2 ;绘制工作圈
(setq jj(+ jj 1))
(setq ang(+ delta ang))
(setq pt(list (* r (cos ang)) (* r (sin ang)) (+ g1 (* j jj))))
(command pt)
)
(setq p3(list 0 0 (* j jj)))
(setq g2(* j jj)) ;工作圈高度
(setq jj 0)
(repeat n1 ;绘制上支撑圈
(setq jj(+ jj 1))
(setq ang(+ delta ang))
(setq pt(list (* r (cos ang)) (* r (sin ang)) (+ g1 g2 (* j0 jj))))
(command pt)
)
(setq g3(* j0 jj)) ;上支撑圈高度
(command "")
(setq e1(entlast))
(command "ucs" "x" "") ;拉伸弹簧
(command "circle" pt1 (/ d0 2))
(setq e2(entlast))
(command "extrude" e2 "" "p" e1)
(setq e3(entlast))
(setq py(+ g1 g2 g3 (- 0 (/ d0 4))))
(setq pt3(list (- 0 r) py 0))
(command "slice" e3 "" "zx" pt2 pt3)
(command "slice" e3 "" "zx" pt3 pt2)
(command "ucs" "w")
)
;;;---------end----------弹簧程序结束！
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