Conveyor Belt Mobile Frame Roller Adjustment

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Solution Overview

Problem

Conventional conveyor belts require complex movable support structures to adjust their positioning, leading to operational challenges and increased complexity in maintaining continuous piece transfer without interfering with processing line equipment.

Innovation Solution

A conveyor belt with a mobile frame and adjustable roller configuration allows for varying the length of the transport plane, enabling easier control and positioning changes without altering the overall belt length, using a sliding mobile frame and actuator means to transition between retracted and extracted positions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the conveyor belt is positioned in proximity to guarantee continuous piece transfer, then the continuity of piece transfer is improved, but the conveyor belt interferes with the operation of processing line equipment

Engineering Contradiction:
Improvecontinuity of piece transferVSAvoidinterference with equipment operation
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The conveyor belt support structure is made movable between a first position (proximity) and a second position (retracted). The support structure can dynamically adjust its position based on operational requirements, being extended to guarantee continuous piece transfer and retracted to avoid interfering with processing line equipment operation.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If a movable support structure is provided to enable positioning adjustment, then the adaptability of the conveyor belt is improved, but the construction complexity and operational management difficulty increase

Engineering Contradiction:
Improvepositioning adjustment capabilityVSAvoidsupport structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The support structure is segmented into a fixed support structure and a movable support structure. This segmentation allows the movable portion to be independently adjusted between positions while the fixed portion remains stationary, simplifying the overall system compared to making the entire support structure movable.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The movable support structure is nested within or associated with the fixed support structure, allowing it to slide or move between retracted and extended positions while remaining integrated with the overall support system. This nesting approach reduces operational management complexity.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentEP4019437B1Conveyor belt
Publication Date: 2024.06.05 DALLAN S R L CASTELFRANCO VENETO
  • EP4019437B1 patent drawingFigure 1
  • EP4019437B1 patent drawingFigure 2
  • EP4019437B1 patent drawingFigure 3

AI summary

The present invention relates to a conveyor belt (1) comprising: - a support structure (2); - a mobile belt (10); - a plurality of rollers which are associated to the support structure and are suitable to support and move the belt along a closed path. Said plurality of rollers comprises a drive roller and at least three idler rollers. Two rollers (20, 21) are supported directly by the support structure, while two rollers (22, 23) are supported by a mobile frame (30) which is slidingly associated to the support structure to be moved between a retracted position, in which a roller (22) arranged at the second end (2b) is positioned completely inside said support structure (2), and an extracted position, in which said roller (22) protrudes outside the support structure. In the transition between the two positions, the length of the useful conveyor area of the belt varies and is compensated by an equivalent variation in length of another portion of the closed path.