Three-Dimensional Plate Glass Conveying for Floor-to-Floor Transfer

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Solution Overview

Problem

Existing glass production line layouts face high civil construction costs, low space utilization, and reduced production efficiency due to the need to vertically convey plate glass between floors, which can lead to glass breakage and additional losses.

Innovation Solution

A three-dimensional conveying device and method utilizing a plate receiving device, vertical height-adjustable device, and plate sending device, with adjustable rails and roller beds, allowing plate glass to be moved across different floors efficiently and safely.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a long slope roller bed is adopted to convey glass to the first floor, then glass can be conveyed between floors, but civil construction costs are very high and space utilization is low

Engineering Contradiction:
Improveglass conveyance reliabilityVSAvoidcivil construction cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent transitions from traditional horizontal conveyor layouts to a three-dimensional vertical conveying system. The conveying device is arranged in the vertical direction, allowing glass to be conveyed between floors through the air space rather than requiring extensive horizontal space and civil construction. This dimensional change resolves the contradiction by enabling reliable glass conveyance while minimizing civil construction costs and maximizing space utilization.

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

2Ease of operation

If the cold end production line and deep processing line are built on the same floor, then direct connection is achieved, but space utilization of the production workshop is low

Engineering Contradiction:
Improveproduction line connectionVSAvoidworkshop space utilization
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The patent utilizes the vertical dimension to connect production lines that are located on different floors. The conveying device enables direct connection between the cold end production line on the second floor and the deep processing line on the first floor through vertical glass conveyance, eliminating the need to relocate entire production lines to the same floor and thereby preserving optimal space utilization.

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

3Reliability

If plate glass is stacked on the second floor and lifted by traveling crane, then glass can be transferred to the first floor, but production efficiency is low and glass breakage increases

Engineering Contradiction:
Improveglass transfer reliabilityVSAvoidproduction efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent replaces the traveling crane lifting system with a dedicated vertical conveying device that uses roller beds and driving components. This substitution eliminates the manual stacking and lifting operations that cause glass breakage and production delays. The conveying device provides continuous, controlled glass movement between floors, significantly improving both reliability and productivity compared to the crane-based system.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

4Reliability

If vertical lifting and loading processes are added, then glass can be transferred between floors, but production efficiency is reduced and glass breakage increases

Engineering Contradiction:
Improveglass transfer reliabilityVSAvoidproduction time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent merges the vertical conveyance function with the production line workflow by integrating the conveying device directly into the glass production and processing flow. The conveying device is positioned to receive glass directly from the production line and deliver it to the deep processing line or warehouse, eliminating separate lifting and loading operations. This integration reduces production time and minimizes glass breakage by creating a seamless transfer process.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12459750B2Three-dimensional conveying device and method for plate glass production line
Publication Date: 2025.11.04 CHINA TRIUMPH INT ENG CO LTD
  • US12459750B2 patent drawing
  • US12459750B2 patent drawing
  • US12459750B2 patent drawing

AI summary

A three-dimensional conveying device and method for a plate glass production line relate to the technical field of glass production. The device includes: a plate receiving device, arranged at a tail end of an original plate production line; a vertical height-adjustable device, including a vertical height-adjustable rail and not fewer than two layers of vertical roller beds, each vertical roller bed may ascend or descend in a height direction of a vertical height-adjustable rail, the vertical roller bed is opposite to the plate receiving roller bed, and the plate glass is movable in a horizontal direction of the vertical roller bed; and a plate sending device, arranged at a head end of a deep processing line or a stacking machine roller bed. The three-dimensional conveying device and method for a plate glass production line can improve the utilization efficiency of workshop space, and improve the overall manufacturing efficiency.