| 摘要 |
PROBLEM TO BE SOLVED: To reduce a workload of exchanging and maintenance of a heater wire as a consumable supply mounted on the internal face of a vacuum chamber, and also facilitate cleaning work.SOLUTION: A belt-type vacuum packaging apparatus places a packaging bag, in which an object to be packaged is loaded, on a rotating belt, makes a vacuum chamber 23 come down on the packaging bag for close contact on the rotating belt, and brings the inside of the vacuum chamber 23 into negative pressure to vacuum package the packaging bag. Support arms 27 are disposed on both sides of the rotating belt. One end of the support arm 27 is supported with a shaft on a downstream side of the packaging apparatus body 26. The vacuum chamber 23 is movable along the support arm 27 and rotatably supported with a shaft. The vacuum chamber 23 supported by the support arm 27 is moved up and down by a crank mechanism 24. |
