KF中关于画圆弧的问题

lnw430522 · 发表于 2007-8-18 11:02:45

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在用kf编几段圆弧时出现了下面的情况不知道是哪出错了希望大家帮忙解决下谢谢了。程序为：#! NX/KF 3.0

Defclass: TD_Section (ug_base_part);

(Number Parameter Modifiable) r: 15;
(Number Parameter Modifiable) r1: (2*r:*t:*sin(belta1

-r:*r:-t:*t

/(2*t:-2*r:*sin(belta1

;
(Number Parameter Modifiable) r3: 0.9375;
(Number Parameter Modifiable) r2: ((r:-r3

*(r:-r3

-(r3:-t:)*(r3:-t:))/(2*(r3:-t:)+2*sin(belta2:)*(r:-r3:))-t;
(Number Parameter Modifiable) t: 1.875;
(Number Parameter Modifiable) belta1: 37.5;
(Number Parameter Modifiable) belta2: 37.5;
(Frame Parameter Modifiable) RF: FrameXY(Point(0,0,0),Vector(1,0,0),Vector(0,1,0));

(child) arc1:
{
class,          ug_arc;
center,          Point(0, t: + r1:, 0);
start_angle,    270;
end_angle,       270 + arccos((r1:*r1:+(r1:+t:)*(r1:+t:)-r:*r:)/(2*r1:*(r1:+t:)));
radius,          r1:;
ReferenceFrame, RF:;
  };

(child)  arc2:
  {
class,             ug_arc;
center,          Point(0, ((r:-r3:)*(r:-r3:)-(r3:-t:)*(r3:-t:))/(2*(r3:-t:)+2*sin(belta2:)*(r:-r3:)), 0);
start_angle,       270-arcsin(cos(belta2:)*(r:-r3:)/(r2:+r3:));
end_angle,       270;
ReferenceFrame,    RF:;
  };

(child) arc3:
  {
class,             ug_arc;
center,          Point(-(r:-r3:)*cos(belta2:), (r:-r3:)*sin(belta2:), 0);
start_angle,       arcsin((((r:-r3:)*(r:-r3:)-(r3:-t:)*(r3:-t:))/(2*(r3:-t:)+2*sin(belta2:)*(r:-r3:))-(r:-r3:)*sin(belta2:))/(r2:+r3:));
end_angle,       180-belta2:;
ReferenceFrame,    RF:;
};

加载时出现的错误提示为：Could  not  find  ”＃！ NX/KF“ in  the  initial  line of  object  TD_Section