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' r7 ]4 X2 T" u& v8 S; X$ J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:
! a" x v' `7 v!# Pro/TABLE
# h# ]% _* N2 ^/ x% \ F!#
3 P: [; E& a8 Z![] W 8;
! G4 ~/ \( g, _: K) M8 y![] S 92;
, g/ u+ } @' o8 N- k![A] W 10;9 b: p! I1 }6 b
![B] W 10;
2 A9 }8 U x# ?: }+ x5 Z/ \"!"5 d3 J1 K/ I, F+ B
"! 90度折弯 - 需要原料的直线长度(L)"7 d9 x1 L/ ^6 J3 _- j* [# c
"!"$ `/ J8 J& Y; x& _* y
"! 对于表范围以外的R和T,使用下列值,"& y) x# ^$ N1 k$ w' R. D
"!"4 d* _. c- y8 u) Q# J* B
"FORMULA"
# H6 |+ c$ G- Z( H! a" IF(R<=3 & ANGLE<=105)"
: }8 c( Y7 S. I5 J/ x$ a ?! Z" IF(T<=0.5)"
# A# m$ p( B+ L* U' H" L=(2*T-0.8)*ANGLE/90+2*R*TAN(ANGLE/2)"
& g+ f& d0 X" Y" ENDIF"5 e" }9 S N k L* J0 g
" IF(T>0.5 & T<=0.9)"
6 y) T1 M: {% N7 K8 }" L=(2*T-1.4)*ANGLE/90+2*R*TAN(ANGLE/2)"
% i* ^& N2 A: j" ENDIF"
0 _( _* G$ d) o+ p7 \" IF(T>0.9 & T<=1.1)"* S/ @* r: S5 U# Z
" L=(2*T-1.7)*ANGLE/90+2*R*TAN(ANGLE/2)"- |, A* ~6 J( E: o8 ]- V
" ENDIF"5 l3 i; C( d) Y7 V& Y( N
" IF(T>1.1 & T<=1.3)"" r# J" ~9 O* j) e( }5 J$ ~$ \8 |8 j' W
" L=(2*T-2.1)*ANGLE/90+2*R*TAN(ANGLE/2)"
8 Q/ i$ c9 L \; Q+ n0 {" ENDIF"
% g, E$ ~1 ~ y3 j1 v" IF(T>1.4 & T<=1.8)"/ y" x6 b9 r" U6 A6 D
" L=(2*T-2.5)*ANGLE/90+2*R*TAN(ANGLE/2)"2 M" D1 y C4 y( s5 K" z7 s, f5 {
" ENDIF"
& u& ?2 {9 F+ V/ r x2 x" IF(T>1.8 & T<=2.3)"
1 A: ^) P* j* v5 e9 L; j) `" L=(2*T-3.3)*ANGLE/90+2*R*TAN(ANGLE/2)"% C7 |" d" g6 y3 H9 H
" ENDIF"
/ p: y% c5 ^3 @0 [" IF(T>2.3 & T<=2.8)"
. v) B- L2 f c- h0 q+ v2 b" L=(2*T-4.1)*ANGLE/90+2*R*TAN(ANGLE/2)"
$ ~: I/ v! ^/ r: I9 @. T" ENDIF"
: i u, |3 x5 u5 t5 U4 g2 w" IF(T>2.8 & T<=3.3)"
% |( p& {5 Z( ]6 k$ i4 {! S" L=(2*T-5.0)*ANGLE/90+2*R*TAN(ANGLE/2)". ]! C# D- E2 i( f5 ~
" ENDIF"
, V- u$ s! U2 r0 r2 c" IF(T>3.3 & T<=3.8)"
; { B: K; u" _4 _% n" L=(2*T-5.8)*ANGLE/90+2*R*TAN(ANGLE/2)"/ Q! z( K% J- O: ~6 N
" ENDIF"8 `! |& p6 ]9 X# Z% n1 m; z# N( j
" IF(T>3.8 & T<=4.3)"
; V9 h* o* s3 c; i6 M6 f J8 G8 N; |" L=(2*T-7.0)*ANGLE/90+2*R*TAN(ANGLE/2)"" @ ^, D) Y/ P" W1 [
" ENDIF" g* C; R! ]+ n
" IF(T>4.3 & T<=5.3)"
- _6 E. Z% O) {, m7 q; ]8 q. X" L=(2*T-8.0)*ANGLE/90+2*R*TAN(ANGLE/2)"
$ q9 _2 }! t% x+ \; z- |1 H" ENDIF". L5 k: E( j9 @ R: \% R
" IF(T>5.3)"( g, _, Z$ A! a) }
" L=(2*T-10)*ANGLE/90+2*R*TAN(ANGLE/2)"
! t, a6 Y1 ~/ p: t$ v2 D& Y" ENDIF") B- n5 j3 o1 n7 E7 i0 I
" ELSE"
+ R7 I# E* `! `8 [9 G0 ~" IF(R<=0.5 & ANGLE==180)"
6 @% m) o* P+ I9 s) F, B' ?' w R" L=1.575*T+2*R"0 b$ S' Z1 ^4 T4 r! {! D
" ELSE"
A- e1 m4 [# A& l$ n" IF(T<1.5)"
3 D: e6 E4 ?% w" L=(0.5*T+R)*ANGLE*PI/180"2 }3 \& ^5 f; r; r b5 Q4 f" L5 t
" ELSE"0 o- K0 j3 x, m- P
" L=(0.4*T+R)*ANGLE*PI/180"
& h% ?. I0 K P( z" ENDIF"0 ]4 E, [# e: C4 w9 H/ ~3 D
" ENDIF"! h. C c. W) l5 \
" ENDIF"
5 Z U1 D0 {, B) M' G/ W$ q% Z"END FORMULA"
6 y- J" W0 k! N5 K1 w) L"!"" Y5 z7 }- q4 B( }( M- o
"! 该表可用于以下材料"4 G" b" P1 Y0 s: _) v7 P
"START MATERIALS"( B$ p' x8 A/ h1 R9 C
"END MATERIALS"9 d) [! N0 p" e% z# d/ d
"!", S& }8 l" U9 K& z7 Y
"TABLE"0 V* s4 z6 U* B' t% E
"! 内侧 半径(R)"
+ r2 f, ^& _" V; `# t" " 0.0000006 K1 n1 K% j+ u' {8 \' k
"!厚度 (T)"
( M0 I, M# k5 o# V8 X# G. I100.000000 0.000000
3 ?# K1 G. T' M" @* C; e- B- v% K5 s, ], Z+ x) m) [3 p& q0 }
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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