Micron Technical Reference V9 Volume 4.pdf - 第274页

TRANSPORTATION - POWER UP MACHINE CAPABILITY 44.30 Technical Reference Manual Chapter Issue 1, Jan 16 4. Select Cpk - Process Cap ability . 5. Highlight the required dimensions to output and select OK . 6. View the Cp/ C…

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TRANSPORTATION - POWER UP
MACHINE CAPABILITY
Chapter Issue 1, Jan 16 Technical Reference Manual 44.29
MACHINE CAPABILITY
Load the product file named 265test1 from the hard disk and with an ASM
alignment board loaded ensure that the following parameters are correct:
• Screen - Calibration / Dry Align
• Squeegee - Length to suit board
• Front & Rear Print Speed - 25mm/sec
• Front & Rear Pressure - 5kg (squeegees)
• Separation Speed - 1mm/sec.
• Under Board Clearance - 20mm
• Paste Dispense - 0
• Under Screen Rate - 0
• Transport Mode - Left to Left
• SPC Data Output Rate - Every Cycle
• SPC Data Mode - Disk
• SPC Format - Windows
• SPC Align Inspect Mode - Pre & Post Print
Use nine magnetic tooling pins to fully support the board, apply small amount
of paste or suitable lubricant (enough to lubricate squeegees). Record >100 full
machine cycles and setup QC-Cal program as follows:
1. Select QC Calc.
2. Select Show QC Calc SPC.
3. Select Report.
TRANSPORTATION - POWER UP
MACHINE CAPABILITY
44.30 Technical Reference Manual Chapter Issue 1, Jan 16
4. Select Cpk - Process Capability.
5. Highlight the required dimensions to output and select OK.
6. View the Cp/Cpk values for the dimension illustrated ensuring the values are
within the specification. Select Next to view the further dimensions.
TRANSPORTATION - POWER UP
MACHINE CAPABILITY
Chapter Issue 1, Jan 16 Technical Reference Manual 44.31
7. Ensure that the machine achieves the specification for the details listed in
the table below:
NOTE
On occasions no Cp/Cpk values are displayed for pressure and speeds due to
the small size of the error.
Machine
Performance
Upgrades (MPU’s)
On completion of QC-Calc, fit and test all the MPU’s supplied with the machine.
Detail Specification
X Alignment
Refer to the Machine Performance
Document supplied with the machine
for the values of machine and pro-
cess alignment capability.
Y Alignment
θ Alignment
Pressure (See Note)
Print Speed (See Note)