EP2571587A1 - Procédé de fabrication automatisée d'éléments individuels dont l'ensemble forme un corps en relief à surface décorée - Google Patents

Procédé de fabrication automatisée d'éléments individuels dont l'ensemble forme un corps en relief à surface décorée

Info

Publication number
EP2571587A1
EP2571587A1 EP11713695A EP11713695A EP2571587A1 EP 2571587 A1 EP2571587 A1 EP 2571587A1 EP 11713695 A EP11713695 A EP 11713695A EP 11713695 A EP11713695 A EP 11713695A EP 2571587 A1 EP2571587 A1 EP 2571587A1
Authority
EP
European Patent Office
Prior art keywords
individual elements
individual
data set
decorated
spatial body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP11713695A
Other languages
German (de)
English (en)
Other versions
EP2571587B1 (fr
Inventor
Florian Knell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ravensburger Spieleverlag GmbH
Original Assignee
Ravensburger Spieleverlag GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ravensburger Spieleverlag GmbH filed Critical Ravensburger Spieleverlag GmbH
Publication of EP2571587A1 publication Critical patent/EP2571587A1/fr
Application granted granted Critical
Publication of EP2571587B1 publication Critical patent/EP2571587B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F9/00—Games not otherwise provided for
    • A63F9/06—Patience; Other games for self-amusement
    • A63F9/12—Three-dimensional jig-saw puzzles
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F9/00—Games not otherwise provided for
    • A63F9/06—Patience; Other games for self-amusement
    • A63F9/10—Two-dimensional jig-saw puzzles
    • A63F2009/1072—Manufacturing
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F9/00—Games not otherwise provided for
    • A63F9/06—Patience; Other games for self-amusement
    • A63F9/10—Two-dimensional jig-saw puzzles
    • A63F2009/1077—Two-dimensional jig-saw puzzles with a surface having a relief structure
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F9/00—Games not otherwise provided for
    • A63F9/06—Patience; Other games for self-amusement
    • A63F9/10—Two-dimensional jig-saw puzzles
    • A63F2009/1094—Two-dimensional jig-saw puzzles non-planar

Definitions

  • the present invention relates to a method for the automated production of individual elements, the entirety of which forms a surface-decorated spatial body.
  • the toy industry manufactures a series of articles made up of individual elements that collectively form a spatial body that typically has a surface finish.
  • Such items may be games of skill, such as Rubik's Cube, which may have become too popular, but the items may also be items of any kind, such as buildings, animals, or the like, which are subdivided into individual items and assembled by a user of the game ,
  • Such objects may also be puzzles, the individual elements then being puzzle pieces which, when assembled together, form, for example, a ball, a pyramid, a heart, an animal, a building or the like. Puzzles draws that the individual elements are coupled together, in particular by means of existing at its edge, pairwise corresponding projections and recesses.
  • Articles of the type mentioned often have a surface decoration that extends over several or all individual elements, for example in the case of a puzzle game.
  • the invention is therefore based on the object of specifying a method which allows even in small series economical production of a surface-decorated spatial body forming in its entirety individual elements, so that, for example, many series with varying decor can be produced economically.
  • This object is achieved by a method which has the steps specified in claim 1.
  • the inventive method is suitable for the production of individual elements whose surface is flat or curved and can also be alternately curved.
  • a preferred application example of the method according to the invention consists in the production of a three-dimensional puzzle game, which in the assembled state forms a spatial body, for example a ball, a pyramid, a heart, an animal. Building and the like.
  • a first data set is generated which describes the surface of the spatial body and the segmentation of the surface by the individual elements.
  • this first data record thus describes, on the one hand, the entire surface of the spatial body and, on the other hand, the division of the surface into individual segments, as it results from the shape chosen for the individual puzzle pieces.
  • this first data set is supplemented by parameters which describe the spatial configuration of each individual element.
  • parameters are, for example, the material thickness of each individual element, the formation of the edges of each individual element, in particular the course of the edge surfaces in relation to a top side and a bottom side of the single element, for example with an edge surface tapering conically from the top side to the bottom side, optionally also radii of curvature of the top side and the bottom and the like.
  • the method of the invention then includes the step of producing the individual elements by means of a number of tools made based on the supplemented first data set.
  • the number of tools depends on the number of different individual elements to be produced and their shape, it being advantageous to produce similar individual elements in one and the same tool. For example, it is appropriate to make different individual elements with low curvature in one tool and different individual elements with greater curvature in another tool together. Depending on the number and type of the spatial body forming individual elements but also a single tool for producing all the required individual elements may be sufficient.
  • the number of tools is an injection molding tool or a plurality of injection molding tools that have been produced based on the supplemented first data set.
  • the injection mold intended for injection molding of the single element or members may be manufactured by machining a blank, and the machine tool performing the machining works on the basis of the data existing in the supplemented first dataset.
  • the inventive method further comprises generating a second data set that describes a decor of the surface of the spatial body.
  • a decor may be the representation of the earth's surface, which is to be applied to a spherical body in the manner of a globe.
  • the first data set and the second data set are then combined into a third data set, such that the decoration of the surface of the spatial body and the segmented surface of the spatial body are superimposed to provide in a single record both the information about the spatial shape of the body and to have the segmentation of its surface as well as the entire decor of the surface ready.
  • a third data set such that the decoration of the surface of the spatial body and the segmented surface of the spatial body are superimposed to provide in a single record both the information about the spatial shape of the body and to have the segmentation of its surface as well as the entire decor of the surface ready.
  • a fourth data record is then generated which describes the two-dimensional, orthogonal projection of the surface of each individual element to be decorated.
  • the surface of each individual element to be decorated which is part of the third data set in its spatial shape including its outline together with the part of the overall decoration on it, is quasi copied out of the third data record and then virtually, i. mathematically, orthogonally to a two-dimensional, i. projected flat surface.
  • the fourth record then describes each of these flat surfaces in terms of size, outline and decor.
  • a print file is then generated which contains all the information about the decoration of the surface of each individual element with regard to position on the flat surface, color, intensity etc. in a printer-compatible form.
  • the individual elements previously produced as described are removed from the production tool, which preferably takes place automatically, for example by means of a robot, and supplied to a non-contact digital printing device.
  • the surface of the individual elements is decorated using the print file by carrying out a relative movement between a print head of the printing device and the surface of the individual elements facing it.
  • the or each tool can produce several individual elements at the same time.
  • an injection molding process without a heating channel can be used, i. E. the plurality of individual elements produced in an injection molding tool are connected to one another by sprues, or an injection molding method with a heating channel can be used in which sprue-free individual elements are produced in the injection mold.
  • the produced individual elements of the printing device are supplied in sets according to a preferred embodiment.
  • the feeding of the individual elements into sets increases the decoration speed of the method according to the invention in comparison with a possible piecewise feeding of the individual elements to the printing device.
  • the arrangement of the individual elements of each set corresponds to the arrangement of the individual elements in the tool.
  • Embodiment offers, for example, when the individual elements have been produced in an injection mold without heating channel, because then the individual elements produced in the tool are still connected by sprues after cooling of the sprayed material and can be supplied in this known, defined arrangement of the printing device ,
  • the individual elements of the printing device can be supplied in a double-row arrangement.
  • the type and location of the individual elements in the example double-row feeder may be known and defined as the preceding step of removing the individual elements from the production tool and producing a set for delivery to the printing device in a defined manner he follows.
  • the print file contains information indicating the nature and location specify each single element in the set. Due to the defined position of each individual element in the production tool or, if applicable, the defined way of implementing each individual element from the production tool into a set, it is easily possible to individually characterize each individual element in terms of its appearance and its location in the set and this information in the print file transferred to. As a result, the printing device knows exactly which individual element is at any time in which position under the print head of the printing device and thus can perform the Anlagenndeko- ration exactly matching.
  • the method according to the invention preferably comprises the step of recognizing the type and position of the individual elements in the set before the decorating step the surface of the individual elements.
  • the recognition step may include, for example, optical recognition with the aid of digitized image processing.
  • a single element can be recognized by its shape and / or its outline.
  • Another possibility is to associate with each individual element in its manufacture an optically readable mark, which is recognized in the recognition step.
  • the recognition step results in the printing device knowing exactly which single element is in which position relative to it Printhead moves so that it can decorate the surface of each individual element exactly matching.
  • Preferred developments of the method according to the invention include the step of sorting the surface-decorated individual elements into a set of individual elements that form the or a surface-decorated spatial body. For example, in such a sorting step, for example by means of digital image processing, those individual elements which belong to a puzzle game can be recognized and sorted together. The recognition of the different individual elements can be done at this stage not only on the basis of their shape and / or their outline, but also on the basis of their surface decoration.
  • the printing device performs a pixel printing process, in particular an ink jet printing process. Accordingly, at least the print file contains the corresponding pixel data.
  • the step of superimposing to a third data set preferably comprises a matching between the segmentation and the decoration of the surface of the spatial body.
  • the decoration is positioned on the surface of the spatial body such that the segmentation lines do not interfere with one or another unfavorable location of the decoration, such as an eye cut a person depicted on the decor or something similar. Only when the segmentation lines are arranged satisfactorily with respect to the decor, the third record is created. The vote called, the invention therefore easily possible because the information about the segmentation on the one hand and the information about the decor other hand ⁇ initially present in two separate records.
  • the printhead is preferably a (linear) pressure beam and the relative movement is a translati ⁇ onsmony.
  • the pressure bar is guided in a rectilinear motion over the element surface to be decorated or the
  • FIG. 1 shows a schematic, illustrated representation of a first number of steps of the sequence of the automated production method according to the invention using the example of a spherical puzzle
  • Figure 2 in a schematic, imaged form a to the first number of
  • the method for the automated production of individual elements to form a surface-decorated, spatial body comprises a series of steps, the sequence of which will be explained in more detail below with reference to the pictorial representation given in FIGS. 1 and 2.
  • FIG. 1 shows those steps which are initially carried out and the two alternative methods are common, while FIG. 2 reproduces the subsequent method steps according to the two alternative methods.
  • a first data set in electronic form is generated, which describes the surface of a sphere as well as a segmentation of the sphere surface by individual elements, which here are formed by the individual puzzle pieces. Played on a computer monitor, this first data record generates an image 12 of a sphere on the surface of which the contour lines 14 of the individual puzzle pieces can be recognized.
  • the image 12 reproduced only in two dimensions in FIG. 1 is in reality three-dimensional, so that on the computer monitor the entire spherical surface and their segmentation can be viewed by appropriate rotation of the ball image.
  • This first dataset serves as a starting point for the production of the individual elements, in this case the individual puzzle pieces, which, when assembled, form a hollow sphere.
  • FIG. 1 below the image 12 of the sphere shows that, instead of a sphere, virtually any other spatial body can be the subject of the described production method, such as a cube, a cuboid, a cylinder, a cone, a pyramid and, of course, others. irregular shaped body.
  • the first data record which initially describes only the spherical surface and its segmentation, is supplemented in a subsequent step, symbolized by an arrow 15, by data which describe the exact spatial configuration of each individual element to be produced. For example, it is determined by means of an additional parameter how large the material thickness of each individual element should be. Furthermore, by means of further suitable parameters, the course of the edge surface which extends between an upper side and a lower side of each individual element is determined. Thus, for example, it can be defined that this edge surface does not run at right angles to the top and bottom of a single element, but tapers inwards, that is, it is tapered.
  • edge surface sections of projections and recesses of a puzzle piece have a different course than the remaining sections of the edge surface.
  • the spatial shape of each individual element can be described by radii of curvature, which should have the top and / or the bottom of the single element.
  • the first data set generated initially is supplemented to the extent that each individual element to be produced is exactly described by the supplemented data set in its entire spatial configuration.
  • the tools necessary for the production of the desired individual elements can then be produced.
  • a plastic injection molding process is used to manufacture the individual elements, which means that first of all the required injection molds have to be produced.
  • the supplemented first record is represented by the block labeled 20.
  • the block 22 symbolizes this by showing a number of individual elements 21 in separate, unconnected form.
  • a second data set is generated in electronic form, which describes a decoration of the surface of the underlying spatial body, in this case the sphere.
  • this second data set On a computer monitor, this second data set generates an image 16 of a spherical surface with decoration thereon, symbolized here by a number of crosses 18.
  • This image 16 is also spatially displayed on the computer monitor in order to see and control the course of the decoration on the entire spherical surface can.
  • a third data record is generated in electronic form, which contains the information of the first two data records in a superimposed form.
  • an image produced by the third data set on a computer monitor would be a superimposition of the images 12 and 16, ie a spatial representation of a spherical surface with the contours 14 and the crosses 18.
  • the third data set is generated the possibility of matching the positioning of the surface decoration and the course of the contour lines 14, for example, to prevent an outline 14 from passing through a cross 18.
  • the surface decoration may be arranged on the spherical surface segmented by the contour lines 14 in a desired manner.
  • the third record is generated and stored.
  • the third record now contains all the information about how each individual element, ie each puzzle piece contributing to the spherical shape, looks like and how its surface is decorated.
  • a fourth data set in electronic form is generated from the third data set by copying out the data relating to a particular individual element (puzzle part) and by a virtual-orthogonal projection of the surface of this single element into a plane, which generates the two-dimensional orthogonal projection describes the surface of the selected individual element in terms of size, outline and decoration. Due to its "two-dimensionality", this fourth dataset is also called printing surface.
  • the data recorded in the fourth data record i.
  • the data contained in the printing area is used to generate a print file which, in a printer-compatible form, contains all data about where the printing device 30 should print which color and how much of it on the surface of a real individual element 21.
  • This print file is shown at 28 in FIG. 1 and, in addition to the information about the location of application, also includes the color information, for example separated into the colors cyan (C), magenta (M), yellow (Y) and black (K).
  • the injection molding tools 26 are those without a heating channel, i. the nine individual elements 21 produced by one injection molding tool 26 are connected to one another by sprues 27 consisting of the injection molding material.
  • An automated removal device not shown here, for example in the form of a robot, can thus remove the nine individual elements 21 produced by an injection molding tool 26 as a set from the injection molding tool 26 and place them on a feeder 29, for example in the form of a conveyor belt, which stores this set of digital , non-contact printing device 30 feeds.
  • each individual element is accurately positioned in the injection molding tool 26 and the spatial dimensions of the injection molding tool 26 are known, the spatial position of each individual element 21 produced in the set describe exactly, since the sprues 27 maintain the defined by the injection molding tool 26 arrangement of all nine individual elements 21 to each other.
  • the previously mentioned print file is supplemented with information representing the exact spatial positioning of each individual element 21 in the set.
  • the printing device 30 is then able to provide each of the individual elements 21 fed to it in the set exactly matching with the associated decoration.
  • the print file is sent to the printing device 30, which has a linear pressure bar 32 with nozzles, not shown, is discharged through the controlled in the print file form dye, preferably by way of ink jet printing to the single element 21 on its surface with the desired decor Mistake.
  • the printing device 30 which has a linear pressure bar 32 with nozzles, not shown, is discharged through the controlled in the print file form dye, preferably by way of ink jet printing to the single element 21 on its surface with the desired decor Mistake.
  • Each individual element 21 is positioned in the printing device 30 so that the desired decoration is applied to the surface of the individual elements 21 during a translatory relative movement of the pressure beam 32.
  • Each individual element 21 of the set is exactly provided with its associated surface decor. It goes without saying that each individual element can also carry only a part of a total surface decoration, which is created only by the later connection of the individual elements 21.
  • a ready decorated set is shown at 34.
  • the finished decorated individual elements are released from the sprues, shown symbolically at 36, and fed to a sorter, which ensures that all the individual elements required to produce the spherical puzzle are fed to a product package, shown at 38.
  • a second alternative method is reproduced, which differs from the first alternative method in that the injection molding tools 26 are those with heating channel.
  • Such injection molds produce sprue-free individual elements, ie the sprue strands 27 present in the first method alternative are missing.
  • the removal device not shown, therefore, remove the individual elements 21 produced by the injection mold 26 in a free choice and rearrange on the feeder.
  • the individual elements produced are arranged on a support 40 in pairs in two rows and thus fed to the printing device 30.
  • the print file has been supplemented with those data the printing device 30 allows an assignment of a decorative applied to one or more passing under the pressure bar 32 individual elements 21.
  • the individual elements leaving the printing device 30 and finished, if appropriate, after being passed through a drying device, not shown, are removed from the carrier 40 and fed to the sorting device as in the first alternative method.
  • the empty carrier 40 is returned to the re-recording still undecoded individual elements, shown at 42.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

La présente invention concerne un procédé de fabrication automatisée d'éléments individuels dont l'ensemble forme un corps en relief à surface décorée, lequel procédé consiste : - à produire un premier ensemble de données qui définit la surface du corps en relief et son découpage en éléments individuels, - à complèter le premier ensemble de données avec des paramètres qui définissent la configuration spatiale de chaque élément individuel, - à produire les éléments individuels à l'aide d'un certain nombre d'outils qui auront été fabriqués sur la base du premier ensemble de données complété, - à produire un deuxième ensemble de données qui définit un décor à la surface du corps en relief, - à superposer la surface découpée et le décor de la surface du corps en volume en reliant le premier ensemble de données et le deuxième ensemble de données à un troisième ensemble de données, - à produire, à partir du troisième ensemble de données, un quatrième ensemble de données qui définit la projection orthogonale en deux dimensions de la surface de chaque élément individuel à décorer, - à produire un fichier d'impression à partir du quatrième ensemble de données, - à retirer les éléments individuels produits de l'outil correspondant et à transférer les éléments individuels retirés vers un dispositif d'impression numérique à fonctionnement sans contact, puis - à décorer la surface des éléments individuels en utilisant le fichier d'impression, par mise en oeuvre d'un déplacement relatif entre une tête d'impression du dispositif d'impression et la surface des éléments individuels tournée vers elle.
EP11713695.2A 2010-05-21 2011-04-07 Procédé de fabrication automatisée d'éléments individuels dont l'ensemble forme un corps en relief à surface décorée Active EP2571587B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201010021279 DE102010021279A1 (de) 2010-05-21 2010-05-21 Verfahren zur automatisierten Herstellung von Einzelelementen, deren Gesamtheit einen oberflächendekorierten räumlichen Körper bildet
PCT/EP2011/001735 WO2011144277A1 (fr) 2010-05-21 2011-04-07 Procédé de fabrication automatisée d'éléments individuels dont l'ensemble forme un corps en relief à surface décorée

Publications (2)

Publication Number Publication Date
EP2571587A1 true EP2571587A1 (fr) 2013-03-27
EP2571587B1 EP2571587B1 (fr) 2014-06-25

Family

ID=44247966

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11713695.2A Active EP2571587B1 (fr) 2010-05-21 2011-04-07 Procédé de fabrication automatisée d'éléments individuels dont l'ensemble forme un corps en relief à surface décorée

Country Status (4)

Country Link
EP (1) EP2571587B1 (fr)
DE (1) DE102010021279A1 (fr)
ES (1) ES2485313T3 (fr)
WO (1) WO2011144277A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3211875A1 (fr) * 2016-02-25 2017-08-30 OCE Holding B.V. Procédé d'impression
DE102018126820A1 (de) * 2018-10-26 2020-04-30 Automotive Lighting Reutlingen Gmbh Beleuchtungseinrichtung für ein Kraftfahrzeug sowie Verfahren zur Herstellung einer Abdeckscheibe für eine Beleuchtungseinrichtung
DE102021115379A1 (de) * 2021-06-14 2022-12-15 puzzleYOU GmbH Verfahren zur herstellung eines puzzles und vereinzelungseinrichtung hierfür
US20220395997A1 (en) * 2021-06-14 2022-12-15 puzzle & play GmbH Method for producing a puzzle and separating device for the same

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FR2646889B1 (fr) * 1989-05-09 1992-01-31 Raba Raoul Element modulaire et structure presentant une surface spherique et application de celle-ci a la realisation de luminaires, puzzles et supports publicitaires
US6360656B2 (en) * 2000-02-28 2002-03-26 Minolta Co., Ltd. Apparatus for and method of printing on three-dimensional object
CA2320584A1 (fr) * 2000-04-17 2001-10-17 Shigeru Hayashi Methode de fabrication d'un jeu de patience
EP1405723B1 (fr) * 2002-03-26 2011-05-18 Mastermind Co., Ltd. Procede de creation d'image imprimee tridimensionnelle et article imprime tridimensionnel
CN100361816C (zh) * 2003-12-22 2008-01-16 雅马哈株式会社 在物体上打印图像图案的系统和方法
DE202004007528U1 (de) * 2004-05-11 2004-07-15 Wu, Yu Feng Puzzle
TWM265089U (en) * 2004-10-07 2005-05-21 Wen-Shiung Liou Structure for hollow 3D puzzles made of cardboard

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Also Published As

Publication number Publication date
EP2571587B1 (fr) 2014-06-25
ES2485313T3 (es) 2014-08-13
DE102010021279A1 (de) 2011-11-24
WO2011144277A1 (fr) 2011-11-24

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