assembly

Hi friends;

I want to assemble three volumes with different properties in apdl ansys, but ansys ignore CMGRP command when I use it, what's problem my code? How can I assemble three volumes? please help me.

my code is:

/PREP7

~PARAIN,'Geom','x_t','.\DESKTOP\',SOLIDS,0,0

ET,1,solid186

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDATA,EX,1,,3.013

MPDAtA,PRXY,1,,0.3

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDAtA,DENS,1,,1.092

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDATA,EX,2,,1.65

MPDAtA,PRXY,2,,0.3

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDAtA,DENS,2,,0.01

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDATA,EX,3,,0.437

MPDAtA,PRXY,3,,0.3

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDAtA,DENS,3,,0.917

cm,ROTATE,VOLU

VSEL,,,,1

CM,ROTATE1,VOLU

CMSEL,s,ROTATE

CMSEL,s,ROTATE1

vatt,1,,1,0

CMSEL,s,ROTATE

CMDELE,ROTATE

CMDELE,ROTATE1

SMRT,6

MSHAPE,1,3D

MSHKEY,0

CM,ROTATE,VOLU

VSEL,,,,1

CM,ROTATE1,VOlU

CMSEL,S,ROTATE

vmesh,ROTATE1

CMDELE,RoTATE

CmDELE,ROTATE1

CMDELE,RoTATE2

cM,ROTATE,VOLU

VSEL,,,,2

CM,ROTATE2,VOLU

CMSEL,s,ROTATE

CMSEL,s,ROTATE2

vatt,2,,1,0

CMSEL,s,ROTATE

CMDELE,ROTATE

CMDELE,ROTATE2

SMRT,6

MSHAPE,1,3D

MSHKEY,0

CM,ROTATE,VOLU

VSEL,,,,2

CM,ROTATE2,VOlU

CMSEL,S,ROTATE

vmesh,ROTATE2

CMDELE,RoTATE

CmDELE,ROTATE2

CMDELE,RoTATE3

cM,ROTATE,VOLU

VSEL,,,,3

CM,ROTATE3,VOLU

CMSEL,s,ROTATE

CMSEL,s,ROTATE3

vatt,3,,1,0

CMSEL,s,ROTATE

CMDELE,ROTATE

CMDELE,ROTATE3

SMRT,6

MSHAPE,1,3D

MSHKEY,0

CM,ROTATE,VOLU

VSEL,,,,3

CM,ROTATE3,VOlU

CMSEL,S,ROTATE

vmesh,ROTATE3

CMDELE,RoTATE

CmDELE,ROTATE2

CMDELE,RoTATE3

vsel,,,,1

CM,ROTATE1,VOlU

allsel

vsel,,,,2

CM,ROTATE2,VOlU

allsel

vsel,,,,3

CM,ROTATE3,VOlU

allsel

CMGRP,ROTATEASM,RoTATE1,ROTATE2,RoTATE3

FINISH

/SOL

ANTYPE,2

MODOPT,LANB,4

EQSLV,SPAR

MXpAND,4,,,0

LUMPM,0

PSTRES,0

MODOPT,LANB,4,0,1000,,OFF

/STATUS,SolU

SolVE

FINIsH

/PosT1

SET,LIST

Regards

Mina.