Automatic Paper Bag Packaging Machine with Rotating Stacking

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Solution Overview

Problem

Current packaging methods for paper bags are largely manual, leading to reduced work efficiency, increased costs, and environmental concerns due to the dominance of plastic packaging.

Innovation Solution

An automatic packaging machine comprising a support platform, rotation table, stacking device, displacement device, packaging device, and paper delivery system, which rotates, stacks, and automatically packages multiple paper bags with packing papers using a glue sprayer.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual packaging operations are used for paper bags, then flexibility in handling different bag types is maintained, but work efficiency is greatly reduced and packaging costs increase

Engineering Contradiction:
Improvework efficiencyVSAvoidoperational flexibility
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The packaging machine is divided into multiple independent functional modules: support platform for bag positioning, rotation table for orientation adjustment, stacking device for vertical arrangement, displacement device for horizontal transport, and packaging device for final assembly. Each module handles a specific task, enabling automated high-speed operation while maintaining adaptability through modular design that can be adjusted for different bag types.

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If plastic packaging is used instead of paper bags, then packaging cost and machine development cost are reduced, but environmental harm increases

Engineering Contradiction:
Improvepackaging costVSAvoidenvironmental harm
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The packaging machine is designed to automatically complete the entire packaging process without manual intervention. The system self-adjusts through the rotation table that automatically orients bags, the stacking device that autonomously arranges them vertically, and the packaging device that applies adhesive and seals packages, enabling cost-effective paper bag packaging that eliminates environmental harm associated with plastic.

Inventive Principle:
Principle #25Self-service

3Productivity

If automatic packaging machines are developed for paper bags, then production efficiency is enhanced, but device complexity increases due to different requirements compared to plastic packaging

Engineering Contradiction:
Improveproduction efficiencyVSAvoidmachine structure complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The packaging machine integrates multiple functions into a unified system: the support platform provides both positioning and initial stacking, the rotation table handles orientation for different bag configurations, the displacement device combines vertical and horizontal movement capabilities, and the packaging device performs both adhesive application and sealing. This multi-functional design achieves high production efficiency while managing complexity through functional integration.

Inventive Principle:
Principle #6Universality (Multi-functionality)

4Extent of automation

If multiple packaging components are integrated into one machine, then automation level increases, but device complexity and initial investment cost increase

Engineering Contradiction:
Improveautomation levelVSAvoidsystem integration complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The patent merges five distinct packaging functions into one integrated machine system. The support platform, rotation table, stacking device, displacement device, and packaging device are mechanically and controllably integrated to operate as a unified automated system, achieving high automation levels while managing complexity through coordinated design where components work together rather than as separate units.

Inventive Principle:
Principle #5Merging (Combining)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The machine significantly reduces packaging costs and labor consumption while enhancing production efficiency by enabling the automatic creation of finished paper bags.

Implementation Method 1

the glue sprayer sprays glues to the multiple packing bags on the feeding platform, thus adhering the multiple paper bags with the multiple packing papers

Methodology Applied
Scientific EffectAdhesive: Adhesive

Data Source

PatentUS12319457B2Automatic packaging machine for paper bags
Publication Date: 2025.06.03 LIN YUN YU
  • US12319457B2 patent drawing
  • US12319457B2 patent drawing
  • US12319457B2 patent drawing

AI summary

An automatic packaging machine for paper bags contains: a support platform, a rotation table, a stacking device, a displacement device, a packaging device, and a paper delivery device. The support platform includes multiple paper bags delivered thereon. The rotation table is configured to rotate the multiple paper bags at two opposite angles. The stacking device is configured to stack the multiple paper bags. The displacement device is mounted below the stacking device and is configured to deliver the multiple paper bags. The packaging device is connected on the displacement device and includes an entering platform, a press plate, and a glue sprayer. An inlet of the entering platform accommodates the press plate, and the glue sprayer is fixed on a predetermined position of the entering platform. The paper feeder is connected with the packaging device and is configured to deliver multiple packing papers onto the entering platform.