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本帖最后由 青华工作室 于 2012-7-28 17:02 编辑 # N r4 R2 h) n( e P* z
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Active_coils 11 中间螺旋卷数
9 S' X$ N9 y* RClosed_height Wire_dia+0.01 考虑最后卷的间隙
- k' A( i# ? N, WDir 1 改变螺旋旋转方向 5 }+ Z( j9 x% b& x& g+ C( v
Free_length 7 弹簧自由长度) X* ?# W+ C! J& X4 Q
OD 2.19 弹簧外直径# g' L' u% N2 C& z' b$ I' r2 M- o
Total_coils 13 螺旋总圈数/ `! n5 N8 R+ d7 f7 a; q9 [' i
Wire_dia 0.095 弹簧线径(钢丝直径)
5 a0 U& P/ M: i2 P, {5 ]9 `) c+ mangle_offset (Total_coils-trnc(Total_coils))*360
( d* s4 V6 c1 Yangle_offset_init (Total_coils-Active_coils)/2*360
8 H* u8 W/ T, {# N8 G; h. Cexp (pitch/Closed_height*(Total_coils-Active_coils)/2)
m( Q# k7 Y9 { \2 o" r+ U0 s mheight Free_length-Wire_dia-Closed_height*23 c4 L3 t1 B1 K, G7 z2 Y" ]
p0 Wire_dia) a2 N2 N9 I/ b' \1 t/ c& g V' d
p1 0
# I, L. B% R; G K3 T) q' i5 _5 zp22 Wire_dia
5 R$ F- r" r! A. cp23 00 G' N3 A. ?" g+ E
pitch height/Active_coils8 z, s+ l. T5 z7 u0 h
Radius (OD-Wire_dia)/2
: C h4 ^* y# V. R4 R7 l4 jT 1
/ {' R- F6 w0 O# cxt cos(Dir*360*Active_coils*t+angle_offset_init)*radius) s* B% { c& f* E% `
xt1 cos(Dir*360*(Total_coils-Active_coils)/2*t)*radius6 d; L( ]) A- J; N* w
xt2 cos(-Dir*360*(Total_coils-Active_coils)/2*t+angle_offset)*radius
# {& v7 l- \6 ayt sin(Dir*360*Active_coils*t+angle_offset_init)*radius
( m, e2 h1 f+ d- A5 @+ E: hyt1 sin(Dir*360*(Total_coils-Active_coils)/2*t)*radius
& f4 t3 p! p( v0 A$ \4 V# myt2 sin(-Dir*360*(Total_coils-Active_coils)/2*t+angle_offset)*radius
, i4 f s, F. E, \0 K0 J/ u7 M- gzt t*height+Closed_height+Wire_dia/2! B4 o0 B( m; [1 ~% H" ]2 ^
zt1 (t^(exp)*Closed_height)+Wire_dia/2
. `( O; g7 q: S! ~" C3 N- W+ Lzt2 (-t^(exp)*Closed_height)+height+Closed_height*2+Wire_dia/2 |
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