Oscillating Roller Moving System for Precision Positioning

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Solution Overview

Problem

Existing moving systems for rollers in machine tools are complex, costly, difficult to maintain, and have limited adjustment capabilities, making it hard to replace brushes or rollers and achieve precise positioning.

Innovation Solution

A moving system featuring a beam supported by an actuator with rotatable arms that move in a circular oscillatory motion, allowing for precise adjustment and easy maintenance, with options for linear or rototranslating actuators and an adjustment device for height positioning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional guides or rod-based moving systems are used, then the roller can be moved vertically, but the structure becomes complex and costly

Engineering Contradiction:
Improveroller positioning capabilityVSAvoidmoving system structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The moving system is segmented into modular components: a beam with multiple arms, each arm being independently rotatable around specific axes. This segmentation allows the complex motion to be broken down into simpler rotational movements around perpendicular axes, reducing overall system complexity while maintaining positioning capability

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system uses dynamic arms that can rotate around perpendicular axes rather than fixed guides. The arms are configured to rotate around a first axis perpendicular to the beam's longitudinal axis and a second axis parallel to the first axis, creating adaptable motion paths that simplify the supporting structure

Inventive Principle:
Principle #15Dynamics

2Reliability

If traditional moving systems are used, then the roller can be positioned, but brush or roller replacement becomes difficult

Engineering Contradiction:
Improveroller positioningVSAvoidbrush replacement
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

The roller assembly is segmented as a separate removable component from the beam and arms. This allows the roller and brush to be quickly detached and replaced without disassembling the complex moving mechanism, significantly improving maintenance ease while preserving positioning accuracy

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The roller is extracted as an independent removable element from the moving system. This extraction allows the roller and brush to be easily removed and replaced without affecting the beam, arms, or actuator mechanism, simplifying maintenance operations

Inventive Principle:
Principle #2Taking out (Extraction)

3Reliability

If traditional moving systems are used, then the roller can be moved, but maintenance becomes difficult

Engineering Contradiction:
Improveroller movementVSAvoidmoving system maintenance
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

The moving system is divided into separable modules (beam, arms, actuator, roller) that can be independently accessed and maintained. The arms can be rotated to accessible positions, and the roller can be removed, making maintenance of all components significantly easier compared to fixed guide systems

Inventive Principle:
Principle #1Segmentation

4Reliability

If traditional moving systems are used, then the roller can be positioned, but adjustment precision is limited

Engineering Contradiction:
Improveroller positioningVSAvoidroller position adjustment
Core Design Contradiction:
ReliabilityVSManufacturing precision

Solution Approach 1:

The system uses dynamic arms rotatable around perpendicular axes instead of fixed-position guides. This allows continuous adjustment of the roller position along multiple degrees of freedom, achieving higher positioning precision and adaptability for different workpiece configurations

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The actuator controls the rotation of arms around perpendicular axes, enabling precise positioning through controlled mechanical movement. The multi-axis rotation capability provides fine adjustment resolution for achieving accurate roller-to-workpiece positioning

Inventive Principle:
Principle #23Feedback

Data Source

PatentEP3842198B1Moving system for moving a roller for working or cleaning a piece
Publication Date: 2023.03.22 SCM GRP
  • EP3842198B1 patent drawingFigure 1
  • EP3842198B1 patent drawingFigure 2
  • EP3842198B1 patent drawingFigure 3

AI summary

The present invention refers to a moving system for moving a roller (R), for working or cleaning a piece comprising an actuator (1) movable along a reference axis (X,C), a beam (2) couplable to a supporting element (21) for the roller (R), at least one first arm (3) rotatably connected to said beam (2) so as to rotate around a first axis (A), perpendicular to a longitudinal axis (D) of said beam (2), and at least one second arm (4) connected to said first arm (3) and rotatably connected to said beam (2) so as to rotate around a second axis (B), parallel to said first axis (A). Said actuator (1) may be connected to said first arm (3) or to said second arm (4) so that when the actuator (1) moves), so that, when the actuator (1) moves, the arm connected to the actuator (1) rotates around the respective axis on a respective plane perpendicular to said axis, causing the rotation of the other arm on a second plane, perpendicular to the respective axis. Depending on the direction of rotation of the two arms (3,4), the beam (2) is raised and lowered according to an oscillating circular motion, and with it the roller (R).