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CF 32 Issue 11
1
CF 32 Issue 11
2
BETA BUILD LOADLOCK
REDESIGNED LID TO BE STIFFER
REDESIGNED STOP
EXISTING STANDARD DESIGN WINDOWS INCORPORATED WITH ADDITIONAL SAFETY GUARD
HINGES ENLARGED WITH ADDITIONAL FIXINGS
REIFORCING RIBS ADDED
OPTICAL DENSING ADDED FOR POSITIVE VERIFICATION OF EFFECTOR RETRACTED
FIXING POSITIONS ADDED FOR ELECTRICAL AND PNEUMATIC COMPONENTS
NITROGEN PURGE MOVED INBD
PIVOT BLOCKS NOW INTEGRAL WITH CHAMBER
CF 32 Issue 11
3
BETA BUILD LOADLOCK
REDESIGNED END EFFECTOR FULLY EXTENDED
REDESIGNED END EFFECTOR FULLY RETRACTED
LID FULLY OPEN
CF 32 Issue 11
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BETA BUILD L/L. CHAMBER FEA
Name Type Min Location Max Location
Displacement1
URES:
Resultant
displacement
0 mm
Node:
231
(235.75
mm,
-
2.60229e-
016 mm,
-4.5 mm)
0.0264306
mm
Node: 23722
(-
18.5156
mm,
-474.425
mm,
10.9278
mm)
Stress1 VON: von
Mises stress
4542.83
N/m^2
Node:
167218
(-122.125
mm,
20 mm,
-8.18061
mm)
5.21238e+007
N/m^2
Node: 118383
(-2.125
mm,
2.9654e-
005 mm,
-
0.819392
mm)
MAXIMUM DEFLECTION = 0.026mm ADDITION OF LASER APATURE RESULTED VERY LITTLE INCREASE
CF 32 Issue 11
5
BETA BUILD L/L CHAMBER
CF 32 Issue 11
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BETA BUILD L/L CHAMBER
CF 32 Issue 11
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BETA BUILD L/L INTERNALS SHORTENED, LIGHTENED END EFFECTOR
ADDITIONAL HOLES FOR PLATTEN REMOVAL
JACKING SCREWS WITH LOCK NUTS ADDED
REVISED BELT SUPPORT BLOCK FIXING TO CHAMBER
RAIL END STOPS NOW AT ALL END POSITIONS TO PREVENT ACCIDENTAL DISMOUNTING OF CARRIAGES DURING BUILD/MAINTENANCE
NEW RAIL SUPPORTS ADDED FIXED TO CHAMBER AT EACH END
MACHINED SCREWS ADDED TO PROVIDE PRECISE LOCATION THIS SIDE
SLOTTED HOLES IN CARRIAGE STRUCTURE TO ALL FOR DIFFERENTIAL THERMAL EXPANSION IN ASSY
ACCESS HOLES ADDED TO AID RAIL ASSEMBLY
REDUCED HEIGHT POSN CAMS
CF 32 Issue 11
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BETA BUILD L/L INTERNALS BELT SUPPORT BLOCK & PULLEY REVISIONS
SCREW AND NUT
NOW M4
Ø5 x 0.5 HIGH
PLATTEN
SUPPORTS (x6)
RECESSES
FOR CAMS REVISED BELT
SUPPORT BLOCK
CF 32 Issue 11
9
BETA BUILD L/L END EFFECTOR
CF 32 Issue 11
10
BETA BUILD L/L END EFFECTOR
PLATTEN SUPPORT PAD 0.5mm ABOVE END EFFECTOR
LOCATING CAMS REDUCED TO 1.5mm THICK TO REDUCE DISPLACEMENT EFFECTS OF PLATTEN THERMAL EXPANSION
CF 32 Issue 11
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BETA BUILD L/L END EFFECTOR DETAILS
CF 32 Issue 11
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BETA BUILD L/L END EFFECTOR FEA
Name Type Min Location Max Location
Displacement1
URES:
Resultant
displacement
0 mm
Node:
254
(-
178.596
mm,
329.811
mm,
-3.5
mm)
0.183342
mm
Node:
122607
(-
107.761
mm,
-
74.8742
mm,
-
3.49999
mm)
CF 32 Issue 11
13
BETA BUILD L/L EXTERNALS
GEARBOX TO BE REVISED AT BETA BUILD
COUPLING TO BE REVISED AT BETA BUILD
NEW SENSOR ASSEMBLY ADDED TO REGISTER THAT THE END EFFECTOR IS RETRACTED. LASER OR DEFUSED PHOTO CELL WILL BE TESTED IN NEXT PHASE
CF 32 Issue 11
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BETA BUILD L/L LID
REVISED HINGE HAS AN ADDITIONAL FIXING AND THE ABILITY TO REACT TORSIONAL LOADS FRM THE LID
CIRCLIP GLASS SEAL
ADDITIONAL PYREX PROTECTIVE SHIELD
LID ASSEMBLY MASS AND C OF G VERTUALLY IDENTICAL TO ALPHA BUILD UNIT BUT GREATLY STIFFENED
EXISTING GAS STUTS CAN BE UTILISED
ALPHA BUILD SEAL RETAINED
CF 32 Issue 11
15
BETA BUILD L/L LID FEA
Name Type Min Location Max Location
Displacement1
URES:
Resultant
displacement
0 mm
Node:
1921
(251.979 mm,
-718.978 mm,
0 mm)
0.0559768 mm
Node: 4383
(-2.38662 mm,
-289.034 mm,
9.5 mm)
Stress1 VON: von
Mises stress
12737.7
N/m^2
Node:
123775
(339 mm,
4.08452 mm,
27.5 mm)
5.76537e+007
N/m^2
Node: 61052
(258.854 mm,
-366.546 mm,
17.8536 mm)
CF 32 Issue 11
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BETA BUILD L/L LID
CF 32 Issue 11
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BETA BUILD L/L LID WINDOWS – VIEW AREA
CF 32 Issue 11
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BETA BUILD L/L LID WINDOWS – VIEW AREA
CF 32 Issue 11
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BETA BUILD L/L ASSY
CF 32 Issue 11
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BETA BUILD L/L ASSY
CF 32 Issue 11
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BETA BUILD L/L ASSY
CF 32 Issue 11
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BETA BUILD L/L ASSY
CF 32 Issue 11
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BETA BUILD L/L ASSY OUTSTANDING ISSUES
• INCORPORATION OF GEARBOX AS TESTED ON ALPHA BUILD.
• SOURCE NEW DRIVE COUPLING TO ELIMINATE BACKLASH
• TEST SENSORS FOR END EFFECTOR RETRACTED INDICATION
• CONSIDER VAT VALVE OPTIONS AND INTERFACING APATURE
• LOCKING SYSTEM FOR OPEN LID
CF 32 Issue 11
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NGP-B LOADLOCK EXISTING ALPHA BUILD MODIFICATIONS
• MODIFICATIONS TO ALPHA BUILD CHAMBER.
• INTERNAL PART REVISIONS AND ADDITIONS TO BE INCORPORATED. (NEW END EFFECTOR ?)
• ALPHA BUILD LID RETAINED BUT WITH NEW HINGES AND STOP.
CF 32 Issue 11
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ALPA BUILD CHAMBER INTERNAL MACHINING MODS
INCREASED CUTOUT AT RAIL POSITIONS TO INCORPORATE RAIL SUPPORTS
ADDITIONAL HOLES FOR REVISED BELT FIXING BLOCK
CF 32 Issue 11
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ALPA BUILD CHAMBER STIFFENING MOD (UNDERSIDE)
INTERFACE FOR NEW PROXIMITY SENSOR (END EFFECTOR RETRACTED)
FIXING HOLES FOR THE ADDITION OF STIFFENING RIBS
CF 32 Issue 11
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