Flat Article Packaging via Stationary Folding and Rotating Platform

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Solution Overview

Problem

Existing packaging methods for flat articles, such as ceramic tiles, are hindered by unwieldy and expensive apparatus with high inertia, limited maximum dimensions, and prolonged packaging times due to the need for rotational movements.

Innovation Solution

A packaging method and machine that utilize translation movements instead of rotation, with stabilizing means to maintain blank flaps in contact with the article's faces, and differently dimensioned blanks to facilitate efficient folding and covering of the article's flanks, reducing apparatus size and maintenance costs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the half-package is set in solid rotation with the first folding means, then the packaging process can be completed, but the apparatus becomes extremely unwieldy and has high inertia level

Engineering Contradiction:
Improvepackaging process completionVSAvoidapparatus unwieldiness and inertia
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

Instead of rotating the half-package with the folding means as in prior art, the invention inverts the approach by keeping the folding means stationary and rotating only the article itself. This is achieved by positioning the article on a rotating platform that brings different lateral flanks into contact with the stationary folding means at different stations, thereby eliminating the need for complex rotating folding mechanisms while achieving the same packaging result

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

Solution Approach 2:

The packaging process is segmented into multiple independent stations, each handling a specific lateral flank of the article. Rather than one complex rotating unit processing all flanks sequentially, the invention divides the work across several stationary stations (first station for first lateral flank, second station for second lateral flank, etc.), with the article rotation providing the sequencing function. This segmentation reduces device complexity and inertia

Inventive Principle:
Principle #1Segmentation

2Productivity

If the half-package is set in rotation, then packaging can be achieved, but the maximum dimensions of the flat article are limited and packaging times are prolonged

Engineering Contradiction:
Improvepackaging capabilityVSAvoidmaximum article dimensions
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The invention reverses the traditional approach by keeping the folding mechanism stationary and rotating the article instead. This allows articles of any size to be packaged, as the article's own rotation brings its flanks past the stationary folding means. The system adapts to different article dimensions without requiring changes to the folding mechanism itself, thereby removing size limitations

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

Solution Approach 2:

The invention introduces rotation of the article as a new dimensional element to the packaging process. By utilizing the rotational movement of the article around its vertical axis, the system can accommodate articles of varying dimensions - larger articles simply require more rotation time to bring all flanks into contact with the folding means, but the mechanism itself doesn't need to scale with article size

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

3Productivity

If rotational movements are used for packaging, then the packaging process can be completed, but the apparatus is expensive with high production and maintenance costs

Engineering Contradiction:
Improvepackaging completionVSAvoidproduction and maintenance costs
Core Design Contradiction:
ProductivityVSEase of manufacture

Solution Approach 1:

The invention inverts the cost burden by eliminating expensive rotating folding mechanisms and instead using a simple, low-cost rotating platform for the article. The folding means remain stationary and can be constructed from simple, durable components. This inversion dramatically reduces both production costs (simpler apparatus to manufacture) and maintenance costs (fewer moving parts in the folding mechanism that wear out)

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

Solution Approach 2:

The invention replaces expensive, complex rotating folding apparatus with simpler, more durable stationary folding means. The rotating element is merely the article itself (or a simple support platform), eliminating the need for costly motors, gears, and control systems that would be required to rotate heavy folding mechanisms. The system achieves packaging functionality with minimal, low-cost mechanical components

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Data Source

PatentEP3509952B1A method and a machine for packaging flat articles
Publication Date: 2021.11.10 SACMI TECH SPA
  • EP3509952B1 patent drawingFigure 1~1A
  • EP3509952B1 patent drawingFigure 2A~2
  • EP3509952B1 patent drawingFigure 3~3A

AI summary

The described method for packaging at least a flat article comprises following steps: a) positioning of an article (2), at an inlet of a first station (S1) which comprises first folding means (3) and a first blank (4) the first blank (4) comprising a central region (40) to which a plurality of lower flaps (42) and upper flaps (41) are hinged, the central region (40) comprising a front portion (43) to which two opposite lateral portions (44) are hinged; b) movement of the article (2) in an advancement direction (W1) for conveying into the first station (S1) up to passing beyond the first blank (4) arranged in a first position (A) located at a higher level with respect to the flat article (2); c) movement of the flat article (2) in a retracting direction (W2), opposite the advancement direction (W1), realised in phase with the movement of the first blank (4) from the first position (A) to a second position (B), so as to enable a preliminary intercepting of the front portion (43) of the central region (40) of the first blank (4) by a first lateral flank (20) of the article (2); the subsequent intercepting of the lateral portions (44) of the central region (40) of the first blank (4) by the first folding means (3), up to the folding of the lateral portions (44) against the lateral flanks of the article (2) adjacent to the first flank (20), so as to enable at least a partial covering thereof; e) movement in the advancement direction (W1) of the half-package (100) for conveying thereof into a second station (S2) comprising second folding means (5) and a second blank (6); the second blank (6); comprising a central region (60) to which a plurality of lower flaps (62) and upper flaps (61) are hinged; the central region (60) comprising a front portion (63) to which two opposite lateral portions (64) are hinged; movement enabling a preliminary intercepting of the front portion (63) of the central region (60) of the second blank (6) by a second lateral flank (25) of the article (2), opposite the first lateral flank (20); the subsequent intercepting of the lateral portions (64) of the central region (60) of the second blank (6) by the second folding means (5), up to the folding of the lateral portions (64) against the lateral flanks of the article (2) adjacent to the second flank (25), so as to superpose the ends (64a) of the lateral portions (64) of the second blank (6) on the ends (44a) of the lateral portions (44) of the first blank (4), enabling the peripheral covering of the lateral flanks of the flat article (2) in cooperation with the first blank (4); e) movement in the advancement direction (W1) for conveying the packaging (101) distancingly from the second station (S2).