Tool-Free Format Part Change for Container Filling Plants

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Solution Overview

Problem

Existing container processing machines require significant time and personnel effort to change format parts for different bottle dimensions, leading to production interruptions and high potential for errors due to the need for tools and precise parameter execution during screw connection releases.

Innovation Solution

A container processing plant with a locking pin connecting element that can be separably connected to a latching element, allowing format parts to be easily fitted and removed parallel to the vertical axis, using locking balls or bolts that can be actuated without tools, and a hollow body to guide the connecting element through the format part, enabling pre-assembly and minimizing the sequence of component installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If screw connections are used to connect format parts to the receiving element, then the connection is secure and reliable, but the time required to change format parts increases significantly and production is interrupted

Engineering Contradiction:
Improveconnection reliabilityVSAvoidformat part change time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The connecting element is divided into a receiving portion (with locking elements) and a connecting portion (with plug element), allowing the format part to be segmented into components that can be independently assembled and quickly connected to the receiving element without time-consuming screw operations

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The traditional screw connection mechanism is replaced with a locking pin system featuring locking elements (such as locking balls or cam mechanisms) that engage with corresponding recesses in the receiving element, enabling tool-free quick connection and disconnection while maintaining secure attachment

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Stability of the object's composition

If format parts are connected by form fit via screw connections, then the connection is stable, but the complexity of the connection process increases and requires tools and precise parameter execution

Engineering Contradiction:
Improveconnection stabilityVSAvoidconnection process complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The connecting element incorporates self-aligning features and self-locking mechanisms where the locking elements automatically engage with the receiving element when the format part is inserted, eliminating the need for manual alignment, tool operation, and precise parameter execution while ensuring stable connection

Inventive Principle:
Principle #25Self-service

3Ease of operation

If the format part is removed in the radial direction, then the connecting element can be easily detached, but the format part locks the container so that it cannot be removed if bottles are not guided correctly

Engineering Contradiction:
Improveformat part removal easeVSAvoidformat part removal reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The connection and disconnection mechanism is designed to operate in the vertical dimension (parallel to the rotation axis) rather than purely in the radial direction, allowing the format part to be lifted vertically to disengage the locking elements from the receiving element, enabling removal even when bottles are incorrectly positioned

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

4Device complexity

If conventional connecting elements are used, then the structure is simple, but the hygienic requirements are not met and durability is reduced

Engineering Contradiction:
Improveconnecting element structureVSAvoidhygiene and durability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The connecting element is constructed from stainless steel or other hygienic, corrosion-resistant materials that meet food safety and sanitation requirements, while the integrated design of the receiving portion and connecting portion with locking mechanisms provides enhanced durability and structural integrity

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS10150628B2Container filling plant for handling different containers, and a method of operating a container filling plant for handling different containers
Publication Date: 2018.12.11 KHS GMBH
  • US10150628B2 patent drawing
  • US10150628B2 patent drawing
  • US10150628B2 patent drawing

AI summary

A container filling plant for handling different containers, and a method of operating a container filling plant for handling different containers. The abstract of the disclosure is submitted herewith as required by 37 C.F.R. § 1.72(b). As stated in 37 C.F.R. § 1.72(b): A brief abstract of the technical disclosure in the specification must commence on a separate sheet, preferably following the claims, under the heading “Abstract of the Disclosure.” The purpose of the abstract is to enable the Patent and Trademark Office and the public generally to determine quickly from a cursory inspection the nature and gist of the technical disclosure. The abstract shall not be used for interpreting the scope of the claims. Therefore, any statements made relating to the abstract are not intended to limit the claims in any manner and should not be interpreted as limiting the claims in any manner.