转:::: (defun grinfo () (setq c (getpoint "\n齿轮中心: ")) (setq r (getreal "\n节距圆半径: ")) (setq teeth (getint "\n齿数: ")) (while (< teeth 14) (setq teeth (getint "\n必须至少14个齿: "))) (while (> teeth 50) (setq teeth (getint "\n必须不超过50个齿: "))) (while (< teeth 14) (setq teeth (getint "\n必须至少14个齿: "))) (while (> teeth 50) (setq teeth (getint "\n必须不超过50个齿: "))) ) (defun calgear () (setq pc (polar c 0 r)) (setq d (* 2 r)) (setq pc (polar c 0 (/ d 2))) (setq ang3 2.79248) (setq ang5 (/ 360.000000 teeth)) (setq wang -0.785385) (setq wang2 0.785385) (setq dp (/ teeth d)) (setq ht (/ 0.32 dp)) (setq adm (/ 1.0 dp)) (setq y (* (/ 2.257 dp) 1.0642)) ) (defun drawgear () (command "PLINE" (setq p (polar pc 0 adm)) "a" "ce" c "l" ht "l" (setq p (polar (getvar "lastpoint") ang3 y)) "a" "ce" c "l" ht "" ) (SETQ TOP (GETVAR "LASTPOINT")) (command "MIRROR" "L" "" (setq p (polar pc 0 adm)) c "n" ) (command "ARRAY" "w" (POLAR TOP 4.712389 (* Y 1.5)) (polar TOP 0 Y) "" "c" c ang5 "-360" "Y" ) ) (defun C:2dc () (grinfo) (setq stdots (getvar "blipmode")) (setq stech (getvar "cmdecho")) (setvar "blipmode" 0) (setvar "cmdecho" 0) (calgear) (drawgear) (setvar "blipmode" stdots) (setvar "cmdecho" stech))
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