 
Customer Requirements
The customer manufacturers rolls used
for printing applications. The OD and the TIR are very critical to
the printing process and these values must be checked after manufacturing.
The results of inspection are saved in a database and formatted into
a report sent to the customer.
Currently the measurements were done manually and adding a substantial
amount of skilled labor cost to each roll.
The customer asked MetriLogic to come up with a solution that could
reduce the operator's inspection time and the time clerical staff
used to make up customer reports.
The system had to be simple and operator friendly. It also had to
be at least as accurate as manual measurement.
Solution
A software solution was designed to : Measure
the OD and the TIR measurements at high speeds using the Beta/Lasermike
550 scanner and Intellipak. A platform was built using a precision
lead screw and a high resolution servo motor. The product remained
stationary and the LaserMike moved smoothly across it to measure
the diameter continuously.
The payback on the system is a substantial reduction in manual labor
and increase in measurement time. A total manual task is now almost
fully automatic. The accuracy of the system is increased and the
measurement randomness of human measurements has been removed. A
customer ready report is made without any additional effort.
Measurement Screen displaying the results of the the measurement
pass
Printed reports with drawing ready for the customer.
Simple Operation
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Most important is that the solution is
simple for the operator
1)
Insert the roll
2) Select the roll type from the menu.
The menu holds the critical dimensions and limits for go/no-go.
3) Press the "measure" button.
The laser
scans over the entire roll an compares it to the preset limits and
locations. It is accurate to .001 on length and .0001 diameter.
At the end of the measurement pass a drawing of the roll is displayed
wit the profile dimensions for diameter, length and angularity displayed.
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