Casing Brake Synchronization via Torsional Coupling

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Solution Overview

Problem

Existing casing holding devices for portioning and filling pasty products, such as sausage meat, face challenges in ensuring the casing rotates reliably with the filling tube, leading to suboptimal sausage formation due to complex and less effective solutions like separate rotary drives for the casing brake.

Innovation Solution

The casing brake is set in rotation using a torsionally rigid and detachable entrainment element, eliminating the need for a separate rotary drive and ensuring the casing rotates synchronously with the filling tube, while a non-rotatable connection between the entrainment element and casing brake allows for adjustable tension and protection of the casing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a separate rotary drive is used for the casing brake, then the casing can be rotated, but the device complexity increases and reliability decreases

Engineering Contradiction:
Improvecasing rotation reliabilityVSAvoidrotary drive complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the casing brake's rotation function with the filling tube's rotation by coupling the brake to the filling tube's drive mechanism. The casing brake is rotatably mounted on the support member and rotates synchronously with the filling tube through mechanical coupling, eliminating the need for a separate rotary drive and reducing overall system complexity while improving reliability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The support member serves multiple functions: it supports the filling tube, mounts the casing brake rotatably, and transmits rotation to the casing brake. This multi-functional design reduces the number of separate components needed for casing rotation, simplifying the device structure.

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

2Reliability

If the casing brake is made stationary, then the structure is simpler, but the casing cannot rotate properly for twist formation

Engineering Contradiction:
Improvecasing twist formationVSAvoidcasing brake structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The casing brake is designed with dynamic rotation capability, transitioning from a stationary component to a rotatable one. The brake is rotatably mounted on the support member and rotates synchronously with the filling tube, enabling proper casing twist formation while maintaining a relatively simple structural implementation.

Inventive Principle:
Principle #15Dynamics

3Reliability

If a complex rotary drive system is implemented, then casing rotation is achieved, but ease of operation deteriorates

Engineering Contradiction:
Improvecasing rotationVSAvoiddevice operation simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

By combining the casing brake rotation with the filling tube rotation through mechanical coupling, the system achieves reliable casing rotation without requiring separate control mechanisms. The brake rotates passively with the filling tube, simplifying operation while maintaining reliability.

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

This solution enables reliable and efficient rotation of the casing, ensuring consistent sausage production by synchronizing the casing brake with the filling tube's rotation, reducing operational complexity and improving sausage formation quality.

Implementation Method 1

the entrainment element is coupled to the skin brake in a torsionally rigid and detachable manner

Methodology Applied
Scientific EffectTorsional rigidity:

Implementation Method 2

the casing pulled off the filling tube as a result of the filling is set in rotation together with the filling tube and the rotating casing brake

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentEP2071957B1Casing holding device
Publication Date: 2013.03.27 HEINRICH FREY MASCHENBAU
  • EP2071957B1 patent drawingFigure 1
  • EP2071957B1 patent drawingFigure 2
  • EP2071957B1 patent drawingFigure 3

AI summary

The device has a filling pipe (11) pivotably attached at a rear end, where a casing (13) is extended on the filling pipe. An inlet opening (16) is provided on a front end of the filling pipe. A tubular follower organ (15) surrounds the filling pipe and is attached with the filling pipe in a rotationally fixed and detachable manner. The filling pipe with the inlet opening is discharged in a casing brake (49). The follower organ is coupled with the casing brake in a rotationally fixed and detachable manner. A stationary support element (47) is provided with a retainer (22) for the casing brake.