Container Flow Retaining Element for Defective Station Bypass

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Solution Overview

Problem

Container processing machines often have defective processing stations, leading to incorrect processing of containers, which results in economic losses due to the need to discard improperly processed containers rather than shutting down production.

Innovation Solution

A method and system for a container-processing machine that creates a gap in the container flow to prevent containers from being transferred to defective processing positions, using a retaining element to hold back containers and redirect them to functional positions, ensuring correct processing without machine stoppages.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If production continues without shutdown despite defective processing stations, then productivity is maintained, but containers are incorrectly processed and must be discarded

Engineering Contradiction:
Improveproduction continuityVSAvoidcontainer waste
Core Design Contradiction:
ProductivityVSLoss of substance

Solution Approach 1:

A retaining element is introduced as an intermediary component between the container feed and defective processing positions. This retaining element temporarily holds containers and releases them at appropriate positions, acting as a mediator that redirects containers away from defective stations while maintaining continuous production flow.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system performs preliminary identification of defective processing positions and pre-positioning of retaining elements before containers reach problematic areas. By detecting defects in advance and preparing retaining mechanisms proactively, the system prevents containers from being transferred to defective positions without interrupting overall production.

Inventive Principle:
Principle #10Preliminary action

2Manufacturing precision

If containers are redirected from defective positions, then processing quality is improved, but container flow control complexity increases

Engineering Contradiction:
Improveprocessing accuracyVSAvoidflow control mechanism
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

Rather than implementing complex control throughout the entire container flow system, the solution applies localized retaining elements only at specific positions where defect avoidance is needed. Each retaining element operates independently at its local position, simplifying the overall system while achieving precise control where required.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The container flow control is segmented into multiple independent retaining elements positioned at different locations. Each retaining element handles a specific segment of the container flow, allowing the system to manage complexity by dividing the control function into smaller, manageable units that can operate autonomously.

Inventive Principle:
Principle #1Segmentation

3Reliability

If a retaining element is used to create gaps in container flow, then defective positions are avoided, but the retaining element requires precise positioning and control

Engineering Contradiction:
Improvedefect avoidanceVSAvoidretaining element positioning
Core Design Contradiction:
ReliabilityVSDifficulty of detecting and measuring

Solution Approach 1:

The system incorporates feedback mechanisms that monitor the position of retaining elements and the flow of containers in real-time. This feedback enables dynamic adjustment of retaining element positioning to ensure precise gap creation and container redirection, maintaining reliable defect avoidance while adapting to variations in container flow.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The retaining elements are designed with dynamic positioning capabilities, allowing them to adjust their position and timing based on real-time conditions. This dynamic behavior enables the system to maintain precise control over container flow and gap creation, ensuring reliable defect avoidance while accommodating variations in production conditions.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9850075B2Method for processing containers and container processing machine
Publication Date: 2017.12.26 KHS GMBH
  • US9850075B2 patent drawing
  • US9850075B2 patent drawing
  • US9850075B2 patent drawing

AI summary

A method for processing containers in a container-processing machine includes identifying a first container behind an adjacent second container in a container flow, the first container being positioned within the container flow such that the first container will, absent intervention, occupy a first processing position that has been designated as not to be occupied by any container, holding the first container back, thereby causing the first container to move with a second velocity, that is less than the first velocity, forming a gap between the first and second containers, and releasing the first container. As a result of having been held back, will now occupy a second processing position instead of the first processing position.