Tube Transfer System Orientation Control

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Solution Overview

Problem

Existing tube pipe transfer systems face challenges with disruptions during the transfer of flexible plastic tubes due to strong accelerations and decelerations, centrifugal force influences, and non-equidistant spacing, which affect packing density and installation space optimization.

Innovation Solution

A tube transfer system with transfer elements that change the orientation of tube pipes by 90° and use intelligent control to synchronize the speed and position of transfer elements with the delivering conveyor, minimizing accelerations and decelerations, and compensating for non-equidistant spacing to ensure smooth transfer.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the pickup group is accelerated several times per second from a stationary transfer position and then immediately braked back to zero to receive tube pipes, then the tube pipes can be transferred to the conveying conveyor, but strong accelerations and decelerations occur causing disruptions and improper transfer

Engineering Contradiction:
Improvetransfer speedVSAvoidtransfer stability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The conveying conveyor device features continuously variable speeds along its length, with the front section moving at a first speed and the rear section at a second speed. This dynamic speed variation allows smooth acceleration and deceleration of tube pipes during transfer, eliminating abrupt motion changes that cause disruptions and improper transfer.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the conveying speed parameter along the length of the conveying conveyor device. By gradually varying the speed from the front section to the rear section, the system achieves smooth transfer of tube pipes without sudden accelerations or decelerations, thereby improving transfer reliability.

Inventive Principle:
Principle #35Parameter changes

2Quantity of substance

If the conveying directions of the delivering conveyor device and the conveying conveyor device are oriented perpendicularly to one another to change tube orientation, then packing density increases, but the transfer becomes more complex and prone to disruptions

Engineering Contradiction:
Improvepacking densityVSAvoidtransfer mechanism complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The conveying conveyor device is arranged at an angle (preferably perpendicular) to the delivering conveyor device, utilizing spatial dimensionality to change the orientation of tube pipes. This angular arrangement allows packing multiple tube pipes in different orientations within the same linear space, increasing packing density while maintaining a relatively simple transfer mechanism through continuous speed variation.

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

3Ease of operation

If the pickup group moves jerkily to reposition for the next empty recording to stop in the correct position, then the transfer can be completed, but tube pipes become wedged or not properly transferred

Engineering Contradiction:
Improverepositioning capabilityVSAvoidtransfer smoothness
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The conveying conveyor device employs continuously variable speeds rather than jerky movements. The front section and rear section move at different speeds, creating a smooth gradient that allows tube pipes to be gradually accelerated or decelerated during transfer, eliminating the need for abrupt repositioning that causes wedging and improper transfer.

Inventive Principle:
Principle #15Dynamics

4Reliability

If larger radii are used to counter centrifugal force influences, then tube pipe transfer becomes more stable, but installation space increases

Engineering Contradiction:
Improvetransfer stabilityVSAvoidinstallation space
Core Design Contradiction:
ReliabilityVSArea of stationary object

Solution Approach 1:

Instead of using large radii to reduce centrifugal force, the system dynamically adjusts the conveying speeds at different sections. By controlling the speed gradient along the conveying conveyor device, the system maintains transfer stability without requiring large installation space, as the centrifugal force is managed through speed modulation rather than geometric expansion.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentEP2921436B1Tube body transfer system, tube body production device and tube body transfer method
Publication Date: 2017.03.01 PACKSYS GLOBAL AG
  • EP2921436B1 patent drawing
  • EP2921436B1 patent drawing
  • EP2921436B1 patent drawing

AI summary

The invention relates to a tube tube transfer system for conveying tube tubes in a tube manufacturing process from a tube tube manufacturing station to a downstream station, comprising a supply conveying device (2) designed to transport the tube tubes in the direction of their longitudinal extension and a discharge conveying device (4) having several receptacles for the tube tubes, designed such that tube tubes grouped into a group (20, 21) in the area of ​​the downstream station (11) can be removed together, wherein a transfer device (3, 7) is provided between the supply conveying device (2) and the discharge conveying device (4).