Conveyor Guide Profile With Pivoting Slide Bar

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Solution Overview

Problem

Existing conveyor systems require time-consuming and complex processes for replacing wear strips, as they can only be inserted from the front side, necessitating additional holding means and disassembly of other components.

Innovation Solution

A guide profile with a sliding strip that features a pivot leg allowing insertion from above, supported by an aluminum profile, with a form-fitting joint leg and undercut for secure positioning, eliminating the need for additional holding means and simplifying assembly and disassembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If slide bars are inserted from the front into the profile body, then the chains are properly guided and supported, but the replacement and assembly process becomes time-consuming and complex

Engineering Contradiction:
Improvechain guidanceVSAvoidassembly time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent inverts the traditional insertion direction of slide bars. Instead of inserting from the front (conventional method), the slide bars are inserted from above through a top opening into the profile body. This inversion fundamentally changes the assembly approach, allowing rapid installation and replacement without time-consuming front-side operations or disassembly of other components.

Inventive Principle:
Principle #13The other way round (Inversion)

2Reliability

If additional retaining devices are used to hold slide bars in position, then the slide bars are securely retained, but the device complexity increases

Engineering Contradiction:
Improveslide bar retentionVSAvoidretaining mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The slide bar design incorporates an integrated retention mechanism where the slide bar's own structure provides the retaining function. The slide bar features a retention element that engages with a corresponding retention opening in the profile body, allowing the slide bar to self-retain without requiring separate additional retaining devices. This eliminates extra components while ensuring secure positioning.

Inventive Principle:
Principle #25Self-service

3Reliability

If slide bars are inserted from the front, then the chains are supported, but other components must be disassembled for replacement

Engineering Contradiction:
Improvechain supportVSAvoidassembly simplicity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent segments the assembly access points by providing a separate top opening for slide bar insertion, independent of the front access required by conventional designs. This segmentation allows slide bars to be installed or replaced through the top opening without requiring disassembly of front-side components such as end strips, drives, or deflectors. The chain support function remains intact while assembly simplicity is greatly improved.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentEP3896011B1Guide profile and conveyor system
Publication Date: 2024.01.31 ROBERT BOSCH GMBH
  • EP3896011B1 patent drawingFigure 1~2
  • EP3896011B1 patent drawingFigure 3
  • EP3896011B1 patent drawingFigure 4

AI summary

A guide profile and a conveyor system equipped with such a guide profile are disclosed, wherein a slide bar of the guide profile is provided with a hinge leg, so that a change of the slide bar on the fully assembled conveyor system is possible.