Operation process of cuff type heat shrink film packaging machine:

<1>. Firstly, set the heating temperature and sealing time for the cardboard box heat shrink machine, and set a reasonable temperature according to different materials.

<2>. After pressing the manual or automatic button, the cylinder solenoid valve receives power output to push the swing rod, which drives the main shaft. At this time, the rear position of the swing rod cylinder is close to the switch, which is disconnected.

<3>. When the swing rod cylinder reaches the top dead center, the front position proximity switch of the swing rod cylinder is turned on, and the sealing work is completed.