CPC G01M 3/363 (2013.01) | 12 Claims |
1. A pin hole inspection apparatus for determining whether or not a vacuum-packed state of a Front Opening Shipping Box (FOSB) vacuum-packed with film paper is defective, the pin hole inspection apparatus comprising:
a receiving unit configured such that the FOSB vacuum-packed with the film paper is received thereon and supported thereby;
an adsorption unit vacuum-adsorbed onto a target part of the film paper configured to surround the FOSB, received on and supported by the receiving unit, so as to pull the film paper;
a displacement measurement unit configured to measure a degree of swelling of the film paper pulled through the adsorption unit; and
a processing unit configured to determine whether or not a pin hole is generated by comparing a measurement displacement value, acquired through the displacement measurement unit, with a pre-stored reference displacement value.
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