Packaging Machine Lateral Transfer Mechanisms

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Solution Overview

Problem

Existing packaging machines are limited in their ability to efficiently process multiple carton types and formats, particularly in reorganizing primary product containers for optimal placement into cartons, and lack flexibility in adapting to different loading methods and formats.

Innovation Solution

A packaging machine system with multiple conveyors and lateral transfer mechanisms that allow continuous motion transfer of article groups and divider pads into cartons, enabling efficient processing of various carton formats, including two or more layers, and rapid format changes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a packaging machine is designed to process multiple carton types and formats, then the adaptability of the machine is improved, but the device complexity increases

Engineering Contradiction:
Improveability to process multiple carton types and formatsVSAvoidmachine layout complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The packaging machine is divided into multiple independent conveyor sections (first conveyor for cartons, second conveyor for article groups, third conveyor for divider pads, fourth conveyor for second article groups) that can operate independently. This segmentation allows each section to be optimized for specific functions while maintaining overall system flexibility for handling different carton formats and loading methods.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The machine employs lateral transfer mechanisms that can dynamically adjust their positioning and transfer timing based on the specific carton format and loading requirements. The conveyors can operate in continuous motion with variable speeds, and the transfer mechanisms can adapt their lateral movement parameters to accommodate different carton dimensions and article group configurations.

Inventive Principle:
Principle #15Dynamics

2Productivity

If the machine uses multiple conveyors and lateral transfer mechanisms for continuous motion transfer, then the productivity is improved, but the device complexity increases

Engineering Contradiction:
Improvepackaging speed and efficiencyVSAvoidnumber of conveyors and transfer mechanisms
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

Multiple conveyor systems and lateral transfer mechanisms are merged into a coordinated system where the first, second, third, and fourth conveyors work in synchronization. The lateral transfer mechanisms are integrated to transfer article groups and divider pads between conveyors and into cartons during continuous motion, eliminating idle time and maximizing packaging throughput while sharing common control and drive systems.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The packaging machine maintains continuous motion of all conveyor systems throughout the packaging process. Cartons are continuously conveyed on the first conveyor while article groups are simultaneously conveyed and transferred on the second and fourth conveyors, and divider pads are continuously fed on the third conveyor. This eliminates stopping and starting, maintaining constant productive action across all system components.

Inventive Principle:
Principle #20Continuity of useful action

3Adaptability or versatility

If the machine is designed to handle cartons with multiple layers of product containers, then the adaptability is improved, but the manufacturing precision requirements increase

Engineering Contradiction:
Improveability to process multi-layer cartonsVSAvoidplacement accuracy of article groups and divider pads
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

Article groups are pre-formed and positioned on the second conveyor before transfer, and divider pads are pre-positioned on the third conveyor in advance of the transfer point. This preliminary positioning ensures that when the lateral transfer mechanisms operate, the articles and dividers are already in the correct configuration and orientation, reducing the precision demands on the transfer mechanisms themselves while enabling multi-layer carton assembly.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10196160B2Packaging machine and method of packaging articles
Publication Date: 2019.02.05 WESTROCK PACKAGING SYSTEMS LLC
  • US10196160B2 patent drawing
  • US10196160B2 patent drawing

AI summary

A packaging machine for packaging articles into cartons includes a first conveyor for conveying cartons along a carton stream, a second conveyor for conveying first article groups adjacent to the carton stream, a third conveyor for conveying divider pads adjacent to the carton stream, and a fourth conveyor for conveying second article groups adjacent to the carton stream. A first lateral transfer mechanism transfers the first article groups transversely into cartons within the carton stream. A second lateral transfer mechanism transfers the divider pads transversely into the cartons within the carton stream and onto said first article groups contained therein. A third lateral transfer mechanism transfers the second article groups transversely into the cartons within the carton stream and onto the divider pads contained therein.