forseti 发表于 2006-8-10 22:58

今天做的一个板材成型问题,请教后面的回弹分析怎么做

模拟的是一张板在模具挤压下的成型过程,我做的是模具压下过程的模拟,现在希望能在模具上升的情况下分析板材的回弹过程.下面是我的命令流,有兴趣的朋友请帮忙运行一个,看看怎么分析中间板材的回弹过程,最好是不需要转到其他模块来做.谢谢各位.

/prep7

k,1,-300,150
k,2,225,150
k,3,750,150
k,4,-300,180
k,5,750,180
k,6,125,230

k,7,125,230
k,8,125,430
k,9,325,230
k,10,325,430
k,11,225,180

LARC,       9,       7,      11
LSTR,       7,       8
LSTR,       8,      10
LSTR,      10,       9
LSTR,       4,       5
LSTR,       5,       3
LSTR,       3,       1
LSTR,       1,       4
FLST,2,4,4
FITEM,2,3   
FITEM,2,2   
FITEM,2,4   
FITEM,2,1   
AL,P51X
FLST,2,4,4
FITEM,2,8   
FITEM,2,5   
FITEM,2,7   
FITEM,2,6   
AL,P51X
!*
VOFFST,1,100, ,

APLOT   
!*
VOFFST,2,100, ,

SAVE






CYL4,0,0,150,0,0,180,-100   

CYL4,450,0,150,0,0,180,-100

et,1,solid95
mptemp,1,293,473,873,1273,1473,1773
mpdata,ex,1,1,2.1e11,1.95e11,1.55e11,0.45e11,0.01e11,0.0005e11
mpdate,nuxy,1,1,0.3,0.3,0.3,0.3,0.3,0.3
mpdate,alpx,1,1,1.23e-5,1.23e-5,1.23e-5,1.23e-5,1.23e-5,1.23e-5
tb,biso,1,6,2   
tbtemp,293,1
tbdata,1,530e6,2.1e10   
tbtemp,473,2
tbdata,1,258e6,1.95e10
tbtemp,873,3
tbdata,1,137e6,1.55e10
tbtemp,1273,4   
tbdata,1,30e6,0.45e10   
tbtemp,1473,5   
tbdata,1,10e6,0.01e10   
tbtemp,1773,6   
tbdata,1,1e6,0.0005e10
mp,dens,1,7815
mp,kxx,1,43
mp,c,1,580
mp,mu,1,0.3
MP,MU,1,0.3
MAT,1   
R,3
REAL,3
et,3,targe170   
et,4,conta174   
KEYOPT,4,9,0
KEYOPT,4,10,1   

esize,25
mat,1
vsweep,1,1,3,1

esize,25
mat,1
vsweep,2,2,8,1

esize,25
mat,1
vsweep,3,13,14,1

esize,25
mat,1
vsweep,4,19,18,1

asel,s,,,6
nsla,s,1
cm,mubiao1,node

asel,s,,,15
nsla,s,1
cm,mubiao2,node

asel,s,,,20
nsla,s,1
cm,mubiao3,node

asel,s,,,10
nsla,s,1
cm,jiechu1,node

asel,s,,,12
nsla,s,1
cm,jiechu2,node

allsel,all
cmsel,s,mubiao1
type,3
mat,1
real,3
esurf
allsel,all
cmsel,s,jiechu1
type,4
mat,1
real,3
esurf
r,3,0,0,0.01
keyopt,4,5,1
keyopt,4,10,1
allsel,all

allsel,all
cmsel,s,mubiao2
type,3
mat,1
real,4
esurf
allsel,all
cmsel,s,jiechu2
type,4
mat,1
real,4
esurf
r,4,0,0,0.01
keyopt,4,5,1
keyopt,4,10,1
allsel,all

allsel,all
cmsel,s,mubiao3
type,3
mat,1
real,5
esurf
allsel,all
cmsel,s,jiechu2
type,4
mat,1
real,5
esurf
r,5,0,0,0.01
keyopt,4,5,1
keyopt,4,10,1
allsel,all

/solu
cmsel,s,mubiao1
d,all,ux,0
d,all,uy,10

asel,s,,,21
nsla,s,1
d,all,ux,0
d,all,uy,0
d,all,uz,0

asel,s,,,22
nsla,s,1
d,all,ux,0
d,all,uy,0
d,all,uz,0

asel,s,,,17
nsla,s,1
d,all,ux,0
d,all,uy,0
d,all,uz,0

asel,s,,,16
nsla,s,1
d,all,ux,0
d,all,uy,0
d,all,uz,0

asel,s,,,15
nsla,s,1
d,all,ux,0
d,all,uy,0
d,all,uz,0

asel,s,,,20
nsla,s,1
d,all,ux,0
d,all,uy,0
d,all,uz,0

allsel,all
time,2
nsubst,20
autots,on
nropt,full,,off
nropt,unsym,,off
neqit
lnsrch,auto
nlgeom,on
outres,all,all
solve

kkkttt 发表于 2006-8-12 15:34

什么意思？你给的这个命令流不全？

forseti 发表于 2006-8-14 14:50

我的命令流是成型过程的模拟，希望有高手能把后面回弹部分做一下

jubinskd 发表于 2013-5-6 15:10

正在学习中
页: [1]
查看完整版本: 今天做的一个板材成型问题,请教后面的回弹分析怎么做