KR101645016B1 - 3D Shape Customizing Method - Google Patents
3D Shape Customizing Method Download PDFInfo
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- KR101645016B1 KR101645016B1 KR1020150061211A KR20150061211A KR101645016B1 KR 101645016 B1 KR101645016 B1 KR 101645016B1 KR 1020150061211 A KR1020150061211 A KR 1020150061211A KR 20150061211 A KR20150061211 A KR 20150061211A KR 101645016 B1 KR101645016 B1 KR 101645016B1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1202—Dedicated interfaces to print systems specifically adapted to achieve a particular effect
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Abstract
Description
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a three-dimensional solid shape matching technique, and more particularly, to a character customizing product that manufactures a part of a face or the like in accordance with a demand of a customer or a product Or a customizing technique that allows a user to wear or naturally bond various objects to each other when the user wants to produce a customized product by applying the 3D printing technology, In order to automatically generate three-dimensional data of the bonding medium between two objects, it is possible to minimize the time, cost and human labor for machining the existing three-dimensional data and to produce a customized product in a short time, To a shape fitting technique.
In recent years, three-dimensional printing technology for copying three-dimensional shape of an object by a simple method at a low cost in a prototype manufacturing process or a small quantity production process of various kinds has been attracting attention in the prototype development stage.
In the three-dimensional printing, a three-dimensional shape of an object is analyzed through a three-dimensional graphic design program to generate a two-dimensional cross-sectional shape data combination, and then, based on the two-dimensional polygonal shape information using a three-dimensional printer, ABS or PLA ) Are extruded from a raw material such as plastic, metal, powder, and the like and sequentially laminated on an output bed to produce a three-dimensional shape of an object.
However, such 3D printing technology is very useful for manufacturing prototype products and small quantity products. However, it is difficult to combine character customizing products, which are manufactured according to the needs of customers, and conventional ready-made products such as clothes and shoes There is a problem that the efficiency of the three-dimensional data processing time, cost, and human labor force for customization is very poor to be utilized for a product requiring wear or a customizing technique for allowing various objects to be naturally combined or worn together.
SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems of the prior art, and an object of the present invention is to provide a character customizing product which manufactures a part of a face or the like in accordance with a demand of a customer, , Or a customizing technique for allowing various objects to be naturally combined or worn together. The three-dimensional printing technique is applied to the three-dimensional data of a bonding medium between two objects, Dimensional stereoscopic image data, thereby making it possible to produce a customized product in a short period of time by minimizing the time, cost, and human labor for processing the stereoscopic three-dimensional data.
According to an aspect of the present invention, there is provided a method of aligning a three-dimensional shape, comprising the steps of: (a) obtaining three-dimensional data of at least two objects to be combined with each other; (b) selecting a combining unit of each object based on the three-dimensional data obtained in the step (a); (c) selecting a desired mode from among a coupled mode including at least one of an interval-spaced and meshing-coupled mode, a cross-sectional-facing standby coupling mode, and a overlapping coupling mode; And (d) generating three-dimensional data of the binding medium between the two objects based on the three-dimensional data of the binding portion selected in the step (b) and the binding mode selected in the step (c) (E) three-dimensional printing based on the three-dimensional data generated in the step (d) to generate at least a binding agent; Or (f) combining the two objects via the binding agent.
According to an aspect of the present invention, in the step (c), when the spacing and meshing join mode is selected, in the step (d), the 3D data of the binding medium filling the space between the joining parts of the two objects Lt; / RTI >
According to another aspect of the present invention, in the step (c), when the atmospheric bonding mode is selected, in the step (d), the combining unit of one of the two objects Dimensional data (with respect to the binding medium) that deforms the joining portion of any one object to be matched.
According to another aspect of the present invention, in the step (d), when the overlapping binding mode is selected in the step (c), the combining unit of one of the two objects covers the combining unit of the other object It is possible to generate three-dimensional data (for the binding medium) that deforms the joining portion of any one object so that it can be covered.
As described above, according to various aspects of the present invention, it is possible to provide a character customizing product that manufactures a part of a face or the like in accordance with a demand of a customer, a product that needs to be worn or combined with a conventional established product such as clothing or shoes, In the application of 3D printing technology to the customization technology that allows the liver to be combined or worn naturally, it is possible to produce a customized product in a short time while minimizing the time, cost and human labor for processing the established three-dimensional data .
1 is a flowchart of a three-dimensional solid shape fitting method according to an embodiment of the present invention,
FIG. 2 is a flowchart showing an example of a coupling mode selection step S30 of FIG. 1 and a three-dimensional data generation step S40 of a coupling medium.
3 is a flowchart showing another example of the coupling mode selection step S30 of FIG. 1 and the three-dimensional data generation step S40 of the coupling medium,
4 is a flowchart showing another example of the coupling mode selection step S30 of FIG. 1 and the three-dimensional data generation step S40 of the coupling medium,
FIG. 5 is a view for explaining various combinations of examples between two objects according to the embodiment of FIGS. 1 to 4;
6 is a diagram showing another example of coupling between two objects according to the embodiment of FIGS.
Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the drawings, like reference numerals are used to denote like elements in the drawings, even if they are shown in different drawings. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail.
FIG. 1 is a flowchart of a three-dimensional solid shape fitting method according to an embodiment of the present invention. As shown in FIG. 1, a three-dimensional data acquisition step S10 of a target object, A mode selection step S30, a three-dimensional data generation step S40 of a coupling agent, a coupling agent generation step S50, and an object coupling step S60.
In the 3D data acquisition step (S10)
The three-dimensional data acquisition step S10 of the object is a process for acquiring three-dimensional data of at least two objects to be combined with each other. In this embodiment, the object may be an object or a human body, The three-dimensional shape of the object can be analyzed through a three-dimensional graphic design program to include data that can be applied to three-dimensional printing.
In step S20,
The selecting unit of the binding unit of the object (S20) is a process for selecting (or designating) the binding unit of each object based on the three-dimensional data obtained in step S10. For example, as shown in FIG. 5, It is possible to display the object A and the quadrangular columnar object B on the screen and to select or designate the joining portions (or coupling surfaces) a1 and bl of the corresponding object A and B, respectively.
The coupling mode selection step (S30)
The coupling mode selection step S30 is a process for selecting a desired mode out of a plurality of coupling modes that are subdivided such as spacing, a semi-overlap coupling mode, a face-to-face coupling mode, and a superimposing coupling mode. One or more of the above-described coupling modes may be automatically selected and set according to the outline of each engaging portion of the engaging portion, or may be set according to the user's selection. In this embodiment, the coupling mode is not limited to the above-described three modes, and various modifications and changes may be made without departing from the essential characteristics of the present invention by those skilled in the art.
The three-dimensional data generation step (S40)
The three-dimensional data generation step S40 of the binding agent generates three-dimensional data on the binding medium between the corresponding two objects based on the three-dimensional data on the binding part selected in step S20 and the binding mode selected in step S30 For example, as shown in Fig. 5A, for example, three-dimensional data of a binding medium C1 for filling a gap between the object A and B at a certain interval can be generated, For example, as shown in Fig. 5 (b), when the coupling surface of the object A is irregular, the coupling medium C2 for modifying a part of the object B such that the coupling surface of the object B matches the coupling surface of the object A Dimensional data can be generated. In another example, as shown in FIG. 5 (c), a coupling portion for deforming a part of the object B so that the coupling portion of the object B can cover the coupling portion of the object A The three-dimensional data of the medium C3 can be generated.
The steps S10 to S40 described above are three-dimensional three-dimensional shape fitting methods that can be performed by a computer. According to the three-dimensional three-dimensional shape fitting method of the present invention, a program for executing the above- , An application stored in the medium to execute the method of steps S10 to S40 in combination with hardware, or a computer stored in the medium to execute the method of steps S10 to S40 described above in the computer A program may be provided.
The coupling agent generation step (S50)
The coupling agent generation step S50 is a step for generating a coupling agent by three-dimensionally printing three-dimensional data for the coupling medium generated in step S40, and may be performed using a three-dimensional printer. In this embodiment, the binding mediums (C1, C2, C3) may be formed as independent attachments for binding together two objects or by modifying a part of at least one of the two objects.
In the object combining step (S60)
The object joining step S60 represents a process for joining the two objects A and B corresponding to each other via the binding media C1, C2 and C3 generated in the step S50. In the present embodiment, two objects may be combined by a joining method, but the present invention is not limited thereto.
FIG. 2 is a flowchart illustrating an example of a coupling mode selection step S30 of FIG. 1 and a three-dimensional data generation step S40 of a coupling medium. In the coupling mode selection step S30 described above, Mode is selected (S30-1). In the three-dimensional data generation step S40 of the above-described binding medium, as shown in FIG. 5A, The fill may generate three-dimensional data for the binding medium C1 (S40-1).
3 is a flowchart illustrating another example of the coupling mode selection step S30 of FIG. 1 and the three-dimensional data generation step S40 of the coupling medium. In the coupling mode selection step S30 described above, (S30-2). In the three-dimensional data generation step S40 of the above-described binding agent, as shown in FIG. 5 (b), when the coupling portion of one of the two objects A and B Dimensional data on the coupling medium C2 that deforms the coupling portion of any one object to match the coupling portion of the object (S40-2).
FIG. 4 is a flowchart illustrating another example of the coupling mode selection step S30 of FIG. 1 and the three-dimensional data generation step S40 of the coupling medium. In the coupling mode selection step S30 described above, 5 (c), in the three-dimensional data generation step (S40) of the above-described binding medium, if the combining part of one of the two objects A and B is the other one Dimensional data on the coupling medium C3 that deforms the coupling portion of any one object B so as to cover the coupling portion of the object can be formed
Fig. 6 is a view showing another example of coupling between two objects according to the embodiment of Figs. 1 to 4. According to the embodiment of Figs. 1 to 4, the face portion of the figure as shown in Fig. 6 (a) 6 (b), the products customized as shown in FIG. 6 (c) can be manufactured.
As described above, the three-dimensional solid shape fitting method according to the embodiment of the present invention can be implemented as a computer-readable recording medium including program instructions for performing various computer-implemented operations. The computer-readable recording medium may include a program command, a local data file, a local data structure, or the like, alone or in combination. The recording medium may be those specially designed and constructed for the embodiments of the present invention or may be those known to those skilled in the computer software. Examples of computer-readable media include magnetic media such as hard disks, floppy disks and magnetic tape, optical recording media such as CD-ROMs and DVDs, magneto-optical media such as floppy disks, and ROMs, And hardware devices specifically configured to store and execute the same program instructions. The recording medium may be a transmission medium such as an optical or metal line, a wave guide, or the like, including a carrier wave for transmitting a signal designating a program command, a local data structure, or the like. Examples of program instructions may include machine language code such as those generated by a compiler, as well as high-level language code that may be executed by a computer using an interpreter or the like.
The foregoing description is merely illustrative of the technical idea of the present invention, and various changes and modifications may be made by those skilled in the art without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are intended to illustrate rather than limit the scope of the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The scope of protection of the present invention should be construed according to the following claims, and all technical ideas within the scope of equivalents should be construed as falling within the scope of the present invention.
A, B: object
a1, b1: a joint portion of each object
C1, C2, C3: Bonding medium
Claims (8)
(b) selecting a combining unit of each object based on the three-dimensional data obtained in the step (a);
(c) selecting a desired mode from among a coupled mode including at least one of an interval-spaced and meshing-coupled mode, a cross-sectional-facing standby coupling mode, and a overlapping coupling mode;
(d) generating three-dimensional data of the binding medium between the two objects based on the three-dimensional data of the binding portion selected in the step (b) and the binding mode selected in the step (c);
(e) three-dimensional printing based on the three-dimensional data generated in step (d) to generate at least a binding medium; And
(f) coupling said two objects via said binding medium,
Dimensional data on a binding medium that fills the space between the coupled parts of the two objects when the spacing and the interleaved combining mode is selected in step (c) Dimensional solid shape fitting method.
Wherein when the face-to-face atmospheric bonding mode is selected in the step (c), the combining unit of any one of the two objects is matched to the combining unit of the other object in the step (d) Wherein the three-dimensional data of the coupling medium which deforms the three-dimensional shape is generated.
In the step (d), when the overlay joining mode is selected in the step (c), the joining part of one object may overlap the joining part of another object so that the joining part of one of the two objects overlaps the joining part of another object. Wherein the three-dimensional data of the coupling medium which deforms the three-dimensional shape is generated.
Wherein the step (f) combines the two objects in a joining manner.
Wherein the two objects include an object, an object, or a human body and an object.
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Citations (4)
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JPH09326045A (en) * | 1996-04-02 | 1997-12-16 | Fujitsu Ltd | Three-dimensional model generating method, device therefor and storage medium storing program for generating |
KR200405765Y1 (en) * | 2005-07-22 | 2006-01-11 | 홍준표 | Character sculpture production system |
KR20090092473A (en) | 2008-02-27 | 2009-09-01 | 오리엔탈종합전자(주) | 3D Face Modeling Method based on 3D Morphable Shape Model |
KR101388749B1 (en) * | 2013-10-25 | 2014-04-29 | 중앙대학교 산학협력단 | System and method for 3d reconstruction of as-built industrial model from 3d data |
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2015
- 2015-04-30 KR KR1020150061211A patent/KR101645016B1/en active IP Right Grant
Patent Citations (4)
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JPH09326045A (en) * | 1996-04-02 | 1997-12-16 | Fujitsu Ltd | Three-dimensional model generating method, device therefor and storage medium storing program for generating |
KR200405765Y1 (en) * | 2005-07-22 | 2006-01-11 | 홍준표 | Character sculpture production system |
KR20090092473A (en) | 2008-02-27 | 2009-09-01 | 오리엔탈종합전자(주) | 3D Face Modeling Method based on 3D Morphable Shape Model |
KR101388749B1 (en) * | 2013-10-25 | 2014-04-29 | 중앙대학교 산학협력단 | System and method for 3d reconstruction of as-built industrial model from 3d data |
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