Linear Carrier Transfer Layout for Compact Article Conveyance

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Solution Overview

Problem

Existing article conveyance apparatuses with linear driving systems require arc-shaped conveyance paths to connect forward and return paths, leading to increased installation space due to manufacturer-determined component dimensions.

Innovation Solution

The apparatus includes parallel first and second linear conveyance rails with delivery units that rotate to transfer carriers between them, eliminating the need for arc-shaped paths and reducing the installation space by allowing closer placement of the rails.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If arc-shaped conveyance paths are used to connect forward and return paths, then the circulation conveyance path is continuous, but the installation space increases

Engineering Contradiction:
Improvecontinuity of circulation conveyance pathVSAvoidinstallation space
Core Design Contradiction:
ReliabilityVSArea of stationary object

Solution Approach 1:

The circulation conveyance path is segmented into linear forward path and linear return path, connected by separate delivery units. This segmentation allows each path to be independently optimized as a straight line, minimizing space requirements while maintaining continuous circulation through the transfer units.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The delivery units transfer carriers between parallel linear paths by moving them in a different dimension (perpendicular to the conveyance direction). This dimensional transition allows the system to maintain continuous circulation without requiring arc-shaped paths in the same plane, thereby reducing installation space.

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

2Ease of manufacture

If manufacturer-determined component dimensions are used, then the linear driving apparatus is standardized, but the installation space increases

Engineering Contradiction:
Improvestandardization of linear driving apparatusVSAvoidinstallation space
Core Design Contradiction:
Ease of manufactureVSArea of stationary object

Solution Approach 1:

The system uses controllable electromagnetic coils that can dynamically adjust their excitation states to propel carriers. This dynamic control allows the same standardized linear driving apparatus to adapt to different space requirements by varying operational parameters rather than changing physical dimensions.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The electromagnetic coils can change their operational parameters (excitation timing, intensity, and sequence) to achieve carrier propulsion. This parameter flexibility allows standardized components to be optimized for compact installations without requiring custom-sized parts.

Inventive Principle:
Principle #35Parameter changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This configuration reduces the installation space required for the article conveyance apparatus and enhances design flexibility by omitting the need for arc-shaped paths, allowing for more compact and efficient system design.

Implementation Method 1

each of the carriers (2) is provided with a permanent magnet (23), and each carrier (2) holds an article (3) at a required position and is moved by the interaction between the permanent magnet (23) and the electromagnetic coils (17)

Methodology Applied
Scientific EffectElectromagnetic propulsion: Electromagnetic Propulsion

Data Source

PatentUS12139353B2Article conveyance apparatus
Publication Date: 2024.11.12 SHIBUYA IND CO LTD
  • US12139353B2 patent drawing
  • US12139353B2 patent drawing
  • US12139353B2 patent drawing

AI summary

An article conveyance apparatus conveys containers with carriers moved by a linear driving apparatus. The article conveyance apparatus includes a first upper side linear conveyance rail, a second lower side linear conveyance rail, a first delivery unit that is inverted while holding the carriers to deliver the carriers from a downstream end of the first conveyance rail to an upstream end of the second conveyance rail. A second delivery unit that is inverted while holding the plurality of carriers, delivers the carriers from a downstream end of the second conveyance rail to an upstream end of the first conveyance rail. An interval between the first conveyance rail (forward path) and the second conveyance rail (return path) is reduced as compared with an existing article conveyance apparatus.