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Plastic sheet heating
Film forming
Filling product
Covering substrate
Heat sealing
Trimming trimming
The above process can be done manually, semi-automatically and automatically.
Since the production of blister packs of medicines is large in volume, the varieties are relatively fixed, and safety and sanitation are required, it is advisable to use automatic packaging lines for production, and to process the lines during automated operation. In addition to completing the packaging process, printing and loading instructions can also be used. Packing, etc.: The process is connected with the packaging line to form a fully automated blister packaging production line.
(a) the roll plastic sheet is unrolled and transported forward;
(b) The sheet is heated and softened, and a blister is formed by compression molding (using compressed air) or blistering (using vacuum) in a mold;
(c) filling the product with an automatic loading mechanism;
(d) Detecting the quality of the blister molding and whether the filling is qualified; in the automatic production line, the photoelectric detector is often used. When the unqualified product is found, the waste signal is sent to the memory device, and the waste product is automatically rejected after the blanking process is completed;
(e) the roll substrate material is overlaid on the filled blister;
(f) sealing the blister and the substrate with a plate or roll heat sealer;
(g) printing the lot number, date, etc. on the back side of the substrate;
(h) die cutting into individual packaging units. After the waste removal process is completed, the waste product is removed according to the signal stored in the memory device.
(j) Packing instructions, boxing, and becoming a sales package.
Introduction Blister medical packaging process
The shape varies depending on the shape of the packaged article; there are also substrates that are useful, and there are many types of blister packaging machines, and there are many types of blister packaging methods. Nevertheless, the basic principles of blister packaging are roughly the same, and the typical process is: