 - (defun c:SAr (/)
- (setvar "CMDECHO" 0)
- (setq M (getDIST "\n-->请输入正牙孔M?<8>:"))
- (if (= M nil) (setq M 8))
- (cond
- ((<= 2 M 3) (SETQ c 3.0 d 2.5))
- ((<= 3.1 M 4) (SETQ c 4.0 d 3.4))
- ((<= 4.1 m 5) (SETQ c 5.0 d 4.3))
- ((<= 5.1 m 6) (SETQ c 6.0 d 5.1))
- ((<= 6.1 M 8) (SETQ c 8.0 d 6.9))
- ((<= 8.1 M 10) (SETQ c 10.0 d 8.5))
- ((<= 10.1 M 12) (SETQ c 12.0 d 10.5))
- ((<= 12.1 M 14) (SETQ c 14.0 d 12.5))
- ((<= 14.1 M 16) (SETQ c 16.0 d 14.5))
- )
- (while (SETQ PT (GETPOINT "\n-->请选取插入点:"))
- (setq p1 (polar pt (/ pi -6) (/ c 2))
- p2 (polar pt (/ pi 3) (/ c 2))
- p3 (polar pt 0 (+ (/ c 2) 3));比直径长6
- p4 (polar pt pi (+ (/ c 2) 3))
- p5 (polar pt (/ pi 2) (+ (/ c 2) 3))
- p6 (polar pt (/ pi -2) (+ (/ c 2) 3)))
- (command "_.CIRCLE" "none" pt (/ d 2) "_.ARC" "none" p2 "C" "none" pt "none" p1)
- (command "_.LINE" "none" p3 "none" p4 "" "_.CHPROP" "L" "" "lt" "center" "lts" 1 "")
- (command "_.LINE" "none" p5 "none" p6 "" "_.CHPROP" "L" "" "lt" "center" "lts" 1 "")
- )
- (setvar "CMDECHO" 1)
- (princ)
- )
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