
目前做一個關(guān)于軟管(軟管粘附在鋁管上),鋁管運(yùn)動使得軟管與一堅(jiān)硬圓弧面接觸,假設(shè)軟管被堅(jiān)硬圓弧面壓了0.5mm,求重合區(qū)域長度以及鋁管的受力。
本人通過模擬,計(jì)算后發(fā)現(xiàn)位移存在問題(兩個物體分開了)
finish
/clear
/prep7
a=-53.8
!定義材料屬性
mp,ex,1, 4e6
mp,prxy,1,0.3
mp,ex,2,7e12
mp,prxy,2,0.3
!單元選擇
et,1,solid95
!建立模型
cyl4,,,14.2,0,16,360,20
allsel,all
!vgen,,all,,,,,-112,,,1
wprota,0,90
vsbw,1,
wpcsys,-1
wprota,,,90
vsbw,2
vsbw,3
numcmp,all
wpcsys,-1
cyl4,0,a,34,75,38,105,20
!vgen,,6,,,,,-112,,,1
!劃分網(wǎng)格
!劃分pressure roller網(wǎng)格
vsel,s,loc,y,-17,17
vatt,1,,1
!type,1
mshape,0,3d
mshkey,1
lesize,9,,,30
lesize,10,,,30
lesize,11,,,30
lesize,12,,,30
lesize,18,,,30
lesize,28,,,4
vsweep,all
!劃分fuser roller
allsel,all
vsel,s,loc,y,a+38,a
vatt,2,,1
!type,1
mshape,0,3d
mshkey,1
lesize,37,,,30
lesize,39,,,30
lesize,40,,,3
lesize,38,,,3
lesize,42,,,20
vsweep,all
!檢查單元屬性
allsel,all
esel,s,mat,,1
eplot
allsel,all
esel,s,mat,,2
eplot
allsel
eplot
!施加自由度約束
/view,1,1,1,1
/pnum,area,1
aplot
asel,s,,,7
asel,a,,,9
asel,a,,,14
asel,a,,,19
cm,a1cm,area
nsla,s,1
cm,n1cm,node
aplot
nplot
allsel,all
asel,s,,,24
nsla,s,1
cm,n2cm,node
nplot
allsel,all
d,n2cm,all
d,n1cm,ux
d,n1cm,uz
!/pnum,mat,1
/replot
/pbc,u
eplot
!定義接觸
mp,mu,1,0.5
r,1
real,1
et,2, conta174,,,,,1
r,1,,,0.1,0.1
!keyopt,2,12,1
et,3, targe170
allsel,all
!定義接觸單元
asel,s,,,4,18,14
aplot
nsla,s,1
nsel,r,loc,y,-16.5,-15.5
nplot
esln,s,0
mat,1
type,2
esurf
allsel,all
eplot
allsel,all
esel,s,type,,2
/psymb,esys,1
eplot
!定義目標(biāo)單元
allsel,all
asel,s,,,23
nsla,s,1
esln,s,0
nplot
nsel,r,loc,y,-16.3,-15.5
mat,2
type,3
esurf
allsel,all
esel,s,type,,3
/psymb,esys,1
eplot
allsel,all
esel,s,type,,3
eplot
allsel,all
esel,s,type,,2,3
/psymb,esys,1
eplot
allsel
/psymb,esys,0
eplot
allsel,all
!求解
/solu
antype,static
!nlgeom,1
autots,0
nsubst,20,100,10
outres,all,all
allsel,all
solve
finish
/post1
set,list
set,last
plns,u,sum![ANSYS接觸分析(已解決)]()
網(wǎng)格劃分后.JPG
![ANSYS接觸分析(已解決)-1]()
接觸對.JPG
![ANSYS接觸分析(已解決)-2]()
求解后結(jié)果.JPG
單元參數(shù)設(shè)定為
et,3, conta174,,,,,1
r,1,,,0.01,0.01
keyopt,3,2,3
keyopt,3,7,3
keyopt,3,12,6
解決問題!
![ANSYS接觸分析(已解決)-3]()
11.JPG
[ Last edited by 春耕時分 on 2013-10-29 at 23:05 ] |