【讨论】abaqus接触的一个问题

nfuwhc

改了两处，参考一下
*Heading  
10000load  
** Job name: blockforce Model name: Model-1  
**  
** PARTS  
**  
*Part, name=block  
*End Part  
**  
** ASSEMBLY  
**  
*Assembly, name=Assembly  
**  
*Instance, name=block-1, part=block  
*Node  
      1, -0.8, 1.  
      2, -0.8, 0.  
      3, -0.8, -1.  
      4, 0.2, 1.  
      5, 0.2, 0.  
      6, 0.2, -1.  
      7, 1.2, 1.  
      8, 1.2, 0.  
      9, 1.2, -1.  
    105, 0.2, 0.  
    106, 0.2, -1.  
    108, 1.2, 0.  
*Element, type=CPS4R  
1, 2, 5, 4, 1  
2, 3, 6, 5, 2  
3, 5, 8, 7, 4  
4, 106, 9, 108, 105  
**  
** Region: (blocksectionicked)  
*Elset, elset=blockbar, internal, generate  
1, 4, 1  
** Section: blocksection  
*Solid Section, elset=blockbar, material=steel  
0.02,  
*End Instance
*surface ,name=face1  
block-1.2,s2  
*surface ,name=face2   
block-1.4,s4  
*surface ,name=face3  
block-1.3,s1  
*surface ,name=face4   
block-1.4,s3  
*Nset, nset=forceload, internal, instance=block-1  
7, 9  
*Nset, nset=fixed, internal, instance=block-1, generate  
1, 3, 1  
*nset, nset=welda, internal, instance=block-1  
105,106  
*nset, nset=weldb, internal, instance=block-1  
8  
*End Assembly  
**  
*contact pair,interaction=top1, smooth=0  
face1,face2  
*surface interaction,name=top1  
*bond  
welda,1.5e14,3.9e14  
*contact pair,interaction=top2, smooth=0  
face3,face4  
*surface interaction,name=top2  
*bond  
weldb,1.5e14,3.9e14  
**  
** MATERIALS  
**  
*Material, name=steel  
*Elastic  
2e+11, 0.3  
** -------------------------------------------------------**  
**  
*Step, name=Step-1  
block force 10Kn  
*Static  
1., 1., 1e-05, 1.  
**  
**  
**  
** BOUNDARY CONDITIONS  
**  
** Name: fixed Type: Displacement/Rotation  
*Boundary  
fixed, 1, 1  
fixed, 2, 2  
**  
** LOADS  
**  
** Name: blockload Type: Concentrated force  
*Cload  
forceload, 1, 10000.  
**  
** OUTPUT REQUESTS  
**  
*Restart, write, frequency=1  
**  
** FIELD OUTPUT: F-Output-1  
**  
**Output, field, variable=PRESELECT  
**  
** HISTORY OUTPUT: H-Output-1  
**  
**Output, history, variable=PRESELECT  
*El Print, freq=999999  
s  
*Node Print, freq=999999  
u  
*End Step