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$ J( l6 a3 ~' u; | k我最近用了一个折弯表,有一点疑问,希望有人能指教一下。折弯表如下:
# O( k5 d. u2 `, W. t; Q, y!# Pro/TABLE
" o/ q, W) `' d0 k4 a( Y: c' S9 @!#
5 b! C @2 A9 O6 h$ ^/ j4 x1 T![] W 8;; B# `, q' A" E! c$ F! J2 R4 Z& @
![] S 92;3 O7 F9 k6 Z. T8 N7 o- d
![A] W 10;
5 J7 ?9 {) X, y" L3 V0 D3 M![B] W 10;. }' r& w& B! f1 \6 k1 k3 M
"!", e5 Q5 \$ o: f+ b0 B9 p
"! 90度折弯 - 需要原料的直线长度(L)"
- b3 @* q# J3 R"!"
; D9 I7 y8 W! O4 f2 P"! 对于表范围以外的R和T,使用下列值,"
* w* h2 F( E% R2 L7 I2 b"!"
8 s: S+ V' \; ~1 r7 D5 S"FORMULA"/ P: Y d) c) T7 |/ t" w5 S8 w
" IF(R<=3 & ANGLE<=105)", c4 O; A& S! n: t( _7 t' n
" IF(T<=0.5)". t& l, w2 Z& r9 z
" L=(2*T-0.8)*ANGLE/90+2*R*TAN(ANGLE/2)"6 t4 ?. T$ M [ v1 y" c
" ENDIF"
8 v# Z. I0 e1 M5 U( p1 _" IF(T>0.5 & T<=0.9)"
7 g% _9 Y& [5 v a6 J/ C" L=(2*T-1.4)*ANGLE/90+2*R*TAN(ANGLE/2)"
, E0 D# T' v- Q+ E" ENDIF"
, c2 j0 e+ L. \4 a, a& \, t" IF(T>0.9 & T<=1.1)"
/ a* S# K, s: ` y" L=(2*T-1.7)*ANGLE/90+2*R*TAN(ANGLE/2)"
& R' U4 v) r( v# \# q8 B; W* H" ENDIF"
) Q: o8 N, X8 O2 O" IF(T>1.1 & T<=1.3)"' w" z! [( g& m! N4 t# d) c
" L=(2*T-2.1)*ANGLE/90+2*R*TAN(ANGLE/2)"
" U8 _9 m+ Q4 d5 K& |" ENDIF"
% V& w; p+ }( j" q; h* `) a" IF(T>1.4 & T<=1.8)"/ E6 P7 q( Y3 d3 S( y4 p8 [
" L=(2*T-2.5)*ANGLE/90+2*R*TAN(ANGLE/2)"
1 S6 E( i2 s6 D' C3 L" ENDIF"
3 D7 v. A7 |6 P5 J! M" IF(T>1.8 & T<=2.3)"( o2 w7 G" K+ g
" L=(2*T-3.3)*ANGLE/90+2*R*TAN(ANGLE/2)"7 t# `% T' y. \/ z7 a+ G, P {$ G. H
" ENDIF"
3 A; Z6 e# ]" V( ~" \9 a0 ?# a" IF(T>2.3 & T<=2.8)"
! d4 G: r9 v$ R& m6 s. n" L=(2*T-4.1)*ANGLE/90+2*R*TAN(ANGLE/2)"% f! b7 O, g1 B" y7 ?4 M9 Z5 r
" ENDIF"
7 V* {. ?" g" p, j" IF(T>2.8 & T<=3.3)"$ ]5 N5 g% g$ u7 i
" L=(2*T-5.0)*ANGLE/90+2*R*TAN(ANGLE/2)"
7 d0 x( e3 {2 d% S# w( K" ENDIF"$ w0 Q2 R0 V* E& j1 L, t
" IF(T>3.3 & T<=3.8)"5 b7 w# t- H V+ y7 J X
" L=(2*T-5.8)*ANGLE/90+2*R*TAN(ANGLE/2)"
, Q" q& L, j0 d) N6 M% {( X" ENDIF"& |1 S4 M; X$ e& c% i# `0 i: _
" IF(T>3.8 & T<=4.3)"
1 A; W+ }" Y( X8 I2 G" L=(2*T-7.0)*ANGLE/90+2*R*TAN(ANGLE/2)"! W4 P, V( D, m4 O; Z
" ENDIF"
5 D# W% t, Y! ~, b2 ^" IF(T>4.3 & T<=5.3)"; i% j" k( b0 o" r
" L=(2*T-8.0)*ANGLE/90+2*R*TAN(ANGLE/2)"
- n k9 }1 k8 L( Z* N" ENDIF"
q f( ]4 h% u, S6 X" D" IF(T>5.3)"8 @" p9 W/ r& R% F, B, `
" L=(2*T-10)*ANGLE/90+2*R*TAN(ANGLE/2)"( U! w/ V4 C8 s
" ENDIF"0 Z* O& n3 K) a7 |; n* t
" ELSE"
( r7 ^7 E: v3 {0 E- h" IF(R<=0.5 & ANGLE==180)"
# f( n! d1 R+ F" L=1.575*T+2*R", F$ G' j! _+ U
" ELSE"8 x, x" z6 s2 B6 }/ j. `" _+ L
" IF(T<1.5)"+ D2 R: e) h. a& L( ^$ ]& ?
" L=(0.5*T+R)*ANGLE*PI/180"
1 I' J8 T, e6 e4 T* s) P! J! u" ELSE"
- i. t3 i, n& E4 Y" L=(0.4*T+R)*ANGLE*PI/180"' l/ Y! J/ @ h; x5 C
" ENDIF"
0 I1 p) X! h: q- C P5 A" ENDIF"% ^* S) g& z5 u( w- B
" ENDIF"
6 p! X* b; Z% x! m# @* V"END FORMULA"
, ~0 j e) g1 p# h% V! W"!"
( X! U% L G' j"! 该表可用于以下材料"" y$ N4 N0 o" {5 `# i
"START MATERIALS"5 Z+ p$ R' ^6 {3 P* Z
"END MATERIALS"1 v/ p( _& W& g) r* P+ z
"!"
( U( p8 ?# c- r4 W"TABLE"
# {% x- s' m/ a$ `& p+ G! u"! 内侧 半径(R)"9 l5 ~) s5 i G& ^( A1 o/ O
" " 0.000000/ r1 A2 W" |$ r6 q! c! o
"!厚度 (T)"
1 l) e% m& b7 b# p* u. J1 ^! s100.000000 0.000000
! | U J0 r: n9 Y1 E, j: \0 v& I) L, J
问题是用这个折弯表时改变折弯内径后,它的展开长度不变的,不知道这样是否正常?正常感觉内径变了,展开长度也应该会改变的 |
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