Right-Angle Container Cutting for Variable Box Sizes

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Solution Overview

Problem

Existing automated container cutting systems are costly, complex, and unsuitable for low-volume operations, often requiring sophisticated controls and measurement sensors, and pose safety hazards due to manual handling and high-volume system requirements.

Innovation Solution

An automated container cutting apparatus with a right-angle transfer conveyor and cutting mechanism using linear actuators and a compact design, capable of cutting rectilinear containers of varying sizes without the need for costly sensors or complex controls, featuring a cutting mechanism with two cutting elements at right angles for safe and efficient operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If automated container cutting systems are implemented for high volume processing, then productivity is improved, but device complexity and cost increase significantly

Engineering Contradiction:
Improvecontainer processing volumeVSAvoidcontrol system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent extracts and eliminates the complex measurement sensors, processors, and closed-loop control systems from traditional automated cutting devices. Instead, it uses a simple programmable logic controller with pre-programmed cutting patterns that can be selected based on container type, achieving automation without the associated complexity and cost.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The invention replaces expensive, sophisticated control systems with a simpler, more economical control approach using a basic PLC and pre-programmed cutting patterns. This allows automated cutting functionality to be achieved at lower cost, making it suitable for both high-volume and lower-volume operations.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

2Device complexity

If manual cutting methods are used, then device complexity is reduced, but safety hazards and time consumption increase

Engineering Contradiction:
Improvesystem simplicityVSAvoiduser safety hazards
Core Design Contradiction:
Device complexityVSObject-affected harmful factors

Solution Approach 1:

The cutting mechanism is designed to operate automatically once the container is positioned and the appropriate cutting pattern is selected. The system performs the cutting action without requiring manual intervention during the actual cutting process, eliminating the safety hazards associated with manual cutting while keeping the overall system simple.

Inventive Principle:
Principle #25Self-service

3Manufacturing precision

If sophisticated measurement sensors and position tracking are implemented, then manufacturing precision is improved, but device complexity and cost increase

Engineering Contradiction:
Improvecutting accuracyVSAvoidsensor and control complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent uses pre-programmed cutting patterns that are stored in the PLC memory. These patterns represent standardized cutting sequences for different container types. By copying and executing these pre-programmed patterns, the system achieves consistent and accurate cutting without requiring real-time measurement sensors or complex position tracking systems.

Inventive Principle:
Principle #26Copying

4Productivity

If automated cutting systems are designed for high volume operations, then productivity is improved, but adaptability to varying container sizes decreases

Engineering Contradiction:
Improveprocessing speedVSAvoidcontainer size variability
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The cutting mechanism is designed with universal applicability through a programmable controller that can execute multiple different cutting patterns. The system can handle various container sizes and configurations by selecting from pre-programmed patterns, making it adaptable to different container types while maintaining automated high-speed operation.

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

Solution Approach 2:

The system incorporates dynamic adaptability through its programmable logic controller, which can be reconfigured to handle different container types by loading appropriate cutting patterns. This allows the system to adapt to varying container sizes and configurations without requiring physical reconfiguration or complex real-time measurements.

Inventive Principle:
Principle #15Dynamics

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 solution provides a cost-effective, safe, and versatile automated container cutting system that can handle containers of different sizes without the need for expensive sensors or complex controls, ensuring efficient and accurate cutting while minimizing user hazards and system footprint.

Implementation Method 1

at least one linear actuator configured to translate a cutting element in a first direction that is mounted on a first support arm and at least one second linear actuator configured to translate at least said first support arm in an orthogonal direction to the first direction

Methodology Applied
Scientific EffectLinear actuator mechanical translation: Linear Motor

Data Source

PatentUS11186399B2Automated container cutting apparatus
Publication Date: 2021.11.30 ROBOTICA INC
  • US11186399B2 patent drawing
  • US11186399B2 patent drawing
  • US11186399B2 patent drawing

AI summary

An automated container cutting apparatus configured to cut various sized rectilinear containers without unnecessary costs or lack of transportability. The automated container cutting apparatus includes a right angle transfer conveyor that positions a container in a first cutting position. The apparatus also includes a cutting mechanism configured to cut the container on two adjacent edges while in the first cutting position. The cutting mechanism further includes two cutting elements supported at right angles to one another for horizontally cutting a container on two adjacent edges.