A semi-automatic paper bag machine is a machine that is used to produce paper bags with some automation but still requires some manual intervention. It is designed for medium-scale production and offers a balance between manual labor and automated processes.

The machine typically consists of a feeding unit, and a bag-forming unit (based on which folding step you need).

We have the following semi-automatic sheet-fed paper bag-making machines for your production needs.

1.4pcs Top Card Pasting Machine
In the feeding unit, the paper sheets are loaded manually, and they are passed to the top card-pasting section by auto feeder. The suction nozzle takes the card and pastes it to the sheets one by one. Then the worker collects the sheets manually.

2. Paper bag tube folding machine
After top card pasting, the paper sheet is manually fed into the bag folding machine, where it is folded and shaped into the bag tube automatically. Then it will be delivered to the compaction table to secure the bag tube pasting firmly.

3. Paper bag bottom folding and gluing machine
Put the finished folding bag tube manually on the machine. Then delivery the bag tube into the bag bottom folding machine. It mainly folds square bottom type. The big cylinder could fold 3 bags in each circle. The cylinder rod adjustment is controlled by a servo motor. More worker-friendly.

4. Paper bag bottom card pasting and closing machine
Feed the flat-bottom paper bag into this machine. It will insert the bottom reinforced card automatically into the bags. The pasting glue could be water glue or hot-melt glue. The spray gun adopts servo motor control, which makes the pasting more firm. Then delivery to the compaction table to ensure the adhesive more stick between the paper surface.

Semi-automatic paper bag machines offer some advantages over manual production methods. They can produce a higher volume of bags compared to manual methods, while still allowing operators to have control over the bag-forming process. This flexibility allows for greater customization and the ability to meet specific customer requirements. Especially those high-end brand gift items paper bags making.

What’s more, for a new starter of small size paper bag manufacturing company, semi-automatic machine models are their better choice. It could reduce work salary as well as labor management costs.

Business is not big or small, choosing the most suitable one is always good for you.