 Article |  Integrator specs laser sensor for aerosol can line
Systems integrator adapts special laser to sense defects in
cases of aerosol cans for cleaning products maker. Error
detection improves to 99%. Print Reprint FILED IN:  Machinery  >
Case packing  PDM Technology an automation systems integrator in
Detroit faced a vexing challenge. A major cleaning products
maker sought a versatile test and inspection system for a
versatile line that packed numerous products in aerosol cans.
While the differences in containers and closures were a concern
a harsh environment was another obstacle. Finally the new system
needed to reduce the levels of programming and downtime.  The
inspection system would replace a grayscale vision system
located after the cans were loaded into an open shipping case.
It needed to detect defects such as missing cans or skewed caps
inverted cans closed flaps or raised cans in cases leading to a
case sealer.  The previous system sometimes worked well. However
problems arose when products