6. DMM Connector Configuration 32 Connector Array on top of
Motherboard
7. DMM Connector Configuration Top View
8. DMM Connector Configuration Bottom of Mother board (Pin
Array)
9. Pin Socket Interconnect Array Bottom of mother board
10. Pin-Socket-BGA/LGA Array Interconnects
11. DMM Board Thermal Management
12. 1U Chasis and DMM Module Detail
13. Contact Detail Design
14. Contact Detail Design cont.
15. Contact Detail Design cont.
16. Housing Detail Design
17. Housing Detail Design cont.
18. Housing Detail Design cont.
19. Contact to Housing Tolerance Analysis
20. Contact to Housing Tolerance Analysis cont.
21. Connector Prototype
22. Contact Prototypes
23. Contact Prototypes
24. PERMANENT SET AFTER .015 DEFLECTION
25. MAX RESIDUAL STRESS, K000029902 NORMAL FORCE, BENDING
STRESS AND PERMANENT SET
26. MAX STRESS (Uniform Distribution) TAPERED BEAM UNIFORMELY
DISTRIBUTES STRESS ALONG THE LENGTH OF THE CONTACT/BEAM. MINIMIZE
LOCAL STRESS CONCENTRATIONS, UTILIZING FULL LENGTH OF BEAM TO
DISTRIBUTE STRESS. NORMAL FORCE 5.3 GRAMS PER CONTACT MAX
STRESS/DEFLECTION OCCURS AT STEP 10 OF 26, 1.528 SECONDS INTO THE
4.2 SECOND SIMULATION USING A PARABOLIC LOADING/UNLOADING CURVE.
STEPS ARE .042 SECONE INCREMENTS.
27. STRESS DISTRIBUTION (cont). ANIMATION DEMONSTRATING ONE
COMPLETE CYCLE OF LOADING-UNLOADING TAPERED BEAM UNIFORMELY
DISTRIBUTES STRESS ALONG THE LENGTH OF THE CONTACT/BEAM. MINIMIZE
LOCAL STRESS CONCENTRATIONS, UTILIZING FULL LENGTH OF BEAM TO
DISTRIBUTE STRESS. NORMAL FORCE 5.3 GRAMS PER CONTACT MAX
STRESS/DEFLECTION OCCURS AT STEP 10 OF 26, 1.528 SECONDS INTO THE
4.2 SECOND SIMULATION USING A PARABOLIC LOADING/UNLOADING CURVE.
STEPS ARE .042 SECONE INCREMENTS. Animation Press Play button to
see animation
28. MAX FIBRE/SURFACE STRESSES TENSION (+) AND COMPRRESSIVE (-)
STRESSES
29. SETUP AND ASSUMPTIONS INPUT CURVE LOADING/UNLOADING CYCLE
.015 PRESCRIBED DISPLACEMENT NO FIXED CONSTRAINTS WERE USED.
ROLLER/SLIDER AND REFERENCE GEOMETRY/ SYMMETRY WAS USED TO MAKE
SIMULATIONS AS REALISTIC AS POSSIBLE.
