Smoking Rail Feed Means for Accurate Sausage Loop Insertion

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Solution Overview

Problem

Current automated systems for loading and unloading smoking rails in sausage production are inefficient due to the need for precise handling and uniform sausage shapes, leading to slow cycle times and increased personnel requirements.

Innovation Solution

A smoking rail feed means with a support system that allows accurate positioning and orientation of smoking rails within sausage loops, enabling stable and fast insertion and removal, using a movable support element with a guide tip for easy threading and a motor-driven mechanism for automation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If a robot with two gripping modules is used to remove smoking rails from a conveyor belt and thread them through sausage loops, then automation is achieved, but the handling time increases significantly and fast cycle times cannot be achieved

Engineering Contradiction:
Improveautomation of smoking rail handlingVSAvoidhandling time
Core Design Contradiction:
Extent of automationVSLoss of time

Solution Approach 1:

The system separates the smoking rail feeding function from the robot's main conveying task. A dedicated smoking rail support device with feed means handles rail insertion independently, while the robot focuses solely on conveying laden rails to the smoking trolley. This segmentation eliminates the time-consuming threading operation from the robot's cycle.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The smoking rail support device acts as an intermediary mechanism between the conveyor belt and the hanger. It provides a stable platform with guide means that automatically positions and threads smoking rails through sausage loops, freeing the robot from this complex manipulation task.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If smoking rails are threaded through spaces between sausage chains by a gripping module, then the smoking rail can be inserted, but the operation is difficult and time-consuming

Engineering Contradiction:
Improveease of threading smoking railVSAvoidthreading time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The guide means on the smoking rail support device serves as an intermediary that facilitates easy threading. This guide structure aligns the smoking rail with the required path through the sausage loops, transforming a difficult manual operation into a simple automatic process.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The smoking rail support device preliminarily positions and orients the smoking rail before insertion. The guide means pre-aligns the rail with the hanger opening, so that when the support device moves the rail forward, threading occurs automatically without requiring complex real-time adjustments.

Inventive Principle:
Principle #10Preliminary action

3Extent of automation

If the smoking rail is held by only one gripper during threading, then the robot can maintain control, but the smoking rail hangs down and difficult threading occurs

Engineering Contradiction:
Improverobot control during insertionVSAvoidease of threading
Core Design Contradiction:
Extent of automationVSEase of operation

Solution Approach 1:

The threading function is extracted from the robot's gripping and controlling task. The smoking rail support device with its guide means takes over the threading operation completely, allowing the robot to maintain simple positional control without the complexity of manipulating the rail through loops.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The smoking rail support device enables self-service threading through its guide means. As the support device moves the smoking rail into the hanger, the guide structure automatically threads the rail through the sausage loops without requiring active manipulation by the robot or external intervention.

Inventive Principle:
Principle #25Self-service

4Ease of operation

If manual systems with turntables are used to rotate and remove sausage loops, then personnel can handle the process, but personnel expenditure increases and automation is not achieved

Engineering Contradiction:
Improvemanual handling capabilityVSAvoidautomation level
Core Design Contradiction:
Ease of operationVSExtent of automation

Solution Approach 1:

The manual turntable system is replaced by an automated smoking rail support device with motor-driven feed means. The support device automatically positions and inserts smoking rails into the hanger, eliminating the need for manual rotation and handling operations.

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

Solution Approach 2:

The automated feed means enables the system to service itself by automatically feeding smoking rails into the hanger without human intervention. The guide means and displacement mechanism work together to perform the entire insertion operation autonomously.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS7766729B2Smoking rail feed means and method of accurately feeding the same
Publication Date: 2010.08.03 ALBERT HANDTMANN MASCHFABRICK
  • US7766729B2 patent drawing
  • US7766729B2 patent drawing
  • US7766729B2 patent drawing

AI summary

A smoking rail feed device as well as a method of accurately positioning a smoking rail in sausage loops or in loops of other products suspended from a hanger, and having, for improved insertion of the smoking rail into the loops, a smoking rail support, on which the smoking rail rests, at least partially, and oriented in the direction of the hanger. The smoking rail support is adapted to be displaced such that the smoking rail is transferred substantially in the longitudinal direction from the smoking rail feed device to a pick-up area of the hanger, in which the loops are arranged for being picked up.