Joint Screw
Example showing the use of a screw joint definition between rigid bodies. This option can be used to transfer a rotational into a translational motion.
https://www.dynaexamples.com/show-cases/joint-screw
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Joint Screw
Example showing the use of a screw joint definition between rigid bodies. This option can be used to transfer a rotational into a translational motion.
*BOUNDARY_PRESCRIBED_MOTION_RIGID_ID *CONSTRAINED_JOINT_SCREW_ID *CONTACT_AUTOMATIC_SINGLE_SURFACE_ID *CONTROL_ACCURACY *CONTROL_CONTACT *CONTROL_ENERGY *CONTROL_MPP_IO_NODUMP *CONTROL_SHELL *CONTROL_SOLID *CONTROL_TERMINATION *CONTROL_TIMESTEP *DATABASE_JNTFORC *DATABASE_RCFORC *DATABASE_BINARY_D3PLOT *DEFINE_CURVE *ELEMENT_SOLID *ELEMENT_SHELL *END *HOURGLASS *KEYWORD_ID *MAT_PIECEWISE_LINEAR_PLASTICITY *MAT_RIGID *NODE *PART *SECTION_SHELL *SECTION_SOLID *TITLE
*KEYWORD_ID
JOINT_SCREW
*TITLE
SHOW CASE: JOINT SCREW
*CONTROL_MPP_IO_NODUMP
*CONTROL_ACCURACY
1 4 0
*CONTROL_CONTACT
0.1 0.0 1 0 0 0 1 0
0 0 0 0 4.0 0 0 0
0.0 0.0 0.0 0.0 0.0 0.0 0.0
2 0 0 0 0 0 0.0
0 0 0 0.0 1.0 0 0.0 0
*CONTROL_ENERGY
2 2 2 2
*CONTROL_SHELL
20.0 1 -1 0 2 2 1 0
1.0 0 0 1 0
0 0 0 0 2
*CONTROL_SOLID
1 0 4 2 0
*CONTROL_TERMINATION
100.0 0 0.0 0.0 0.0 0
*CONTROL_TIMESTEP
0.0 0.9 0 0.0 -3.5E-4 0 0 0
*DATABASE_JNTFORC
5.0E-2 1 0 1
*DATABASE_RCFORC
5.0E-2 1 0 1
*DATABASE_BINARY_D3PLOT
1.0 0 0 0 0
*MAT_PIECEWISE_LINEAR_PLASTICITY
1000000 7.86E-6 210.0 0.3 0.25 0.0 0.0 0.0
0.0 0.0 1000001 0 0.0
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
*MAT_RIGID
10000006 7.85E-6 210.0 0.33 0.0 0.0 0.0
1.0 5.0 7.0
0 0.0 0.0 0.0 0.0 0.0
*MAT_RIGID
10000007 7.85E-6 210.0 0.33 0.0 0.0 0.0
1.0 5.0 5.0
0 0.0 0.0 0.0 0.0 0.0
*SECTION_SHELL
1000000 2 0.833 5 1.0 0.0 0 1
2.0 2.0 2.0 2.0 0.0 0.0 0.0 0
*SECTION_SOLID
10000009 1 0
*HOURGLASS
1000000 4 0.1 0 1.5 6.0E-2 0.1 0.1
*PART
1000000 1000000 1000000 0 0 0 0 0
*PART
1000001 1000000 1000000 0 0 0 0 0
*PART
1000002 1000000 1000000 0 0 0 0 0
*PART
1000003 1000000 1000000 0 0 0 0 0
*PART
1000004 1000000 1000000 0 0 0 0 0
*PART
1000005 1000000 1000000 0 0 0 0 0
*PART
1000006 1000000 1000000 0 0 0 0 0
*PART
1000007 1000000 1000000 0 0 0 0 0
*PART
Screw B
10000045 10000009 10000006 0 0 0 0 0
*PART
Screw A
10000046 10000009 10000007 0 0 0 0 0
*NODE
*ELEMENT_SHELL
*ELEMENT_SOLID
*DEFINE_CURVE
1000000 0 1.0 1.0 0.0 0.0 0
0.0 0.0
9.9999998E-3 1.0000000
1000.0000 1.0000000
*DEFINE_CURVE
1000001 0 1.0 1.0E-3 0.0 0.0 0
0.0 249.99998
3.9000001E-2 301.99997
8.6000003E-2 337.99997
0.17400000 381.00000
0.25500000 425.99997
0.32900000 472.99997
0.36500001 519.99994
0.39899999 600.00000
1.0000000 610.00000
*DEFINE_CURVE
10000007 0 0.0 0.0 0.0 0.0 0
0.0 0.0
6.0000000 1.0000000
30.000000 5.0000000
60.000000 5.0000000
100.00000 15.000000
600.00000 100.00000
*BOUNDARY_PRESCRIBED_MOTION_RIGID_ID
9000003Screw B
10000046 5 2 10000007 1.0 0 1.0E28 0.0
*CONSTRAINED_JOINT_SCREW_ID
9000002screw joint B
10059649 10059179 10059648 10059178 10057940 10057744 1.0 0.0
25.0 0 0 0.0
*CONTACT_AUTOMATIC_SINGLE_SURFACE_ID
1000000
0 0 5 0 0 0 0 0
0.1 0.0 0.0 0.0 10.0 0 0.0 1.0E20
1.0 1.0 0.0 0.0 1.0 1.0 1.0 1.0
2
*END