Created on 09.24

Automatic Cold Glue Spraying Machine for Paper Bag Production

Paper bag production often involves multiple adhesive application processes, including bonding different paper layers, sealing components, and forming specific packaging structures.
When glue is applied manually or with a process that is difficult to control, manufacturers may face inconsistent glue application, excessive labor requirements, and production efficiency problems.
An automatic cold glue spraying machine can help automate adhesive application and provide a more consistent process for continuous paper bag production.
KQ Automation develops automatic cold glue spraying solutions based on the actual product structure, adhesive type, application position, and production requirements.

Cold glue pump with pressure gauge and control unit, designed for industrial adhesive applications.

Common Adhesive Application Challenges in Paper Bag Production

Paper bags may look simple, but different bag structures can require different adhesive application methods.
Manufacturers may encounter problems such as:
  • Manual glue application requiring too much labor
  • Inconsistent glue positioning
  • Uneven adhesive application
  • Excessive or insufficient glue
  • Difficulty maintaining consistent production quality
  • Different products requiring different glue application positions
These challenges become more noticeable when production volumes increase.
For this reason, automatic adhesive application can become an important part of paper bag production automation.

Metal mounting bracket with three numbered valves (1, 2, 3) and a connected blue sensor.

How Does an Automatic Cold Glue Spraying Machine Work?

An automatic cold glue spraying system applies liquid adhesive to predetermined positions during the production process.
Compared with repetitive manual application, an automated system can provide more consistent control of the adhesive application process.
The exact spraying method and configuration depend on:
Product Structure → Material → Glue Type → Application Position → Production Speed
For different paper bag products, the number and arrangement of glue application points can also be configured according to the actual application.
Best regards,
Ryan Liu
KQ Overseas Sales Representative
Email: lc@keqi-auto.com
Tel / WhatsApp / WeChat: +86 18925560856
KQ Sales Representative Business Card
Keqi Automation business card with contact details, QR code, and product offerings like gluing systems.

We are committed to excellence in everything we do and look forward to working with you!

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+86 181 0293 8927

+86 189 2556 0856

luna@keqi-auto.com

lc@keqi-auto.com

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