KR101718614B1 - 3D printer - Google Patents
3D printer Download PDFInfo
- Publication number
- KR101718614B1 KR101718614B1 KR1020150093990A KR20150093990A KR101718614B1 KR 101718614 B1 KR101718614 B1 KR 101718614B1 KR 1020150093990 A KR1020150093990 A KR 1020150093990A KR 20150093990 A KR20150093990 A KR 20150093990A KR 101718614 B1 KR101718614 B1 KR 101718614B1
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- KR
- South Korea
- Prior art keywords
- feeding roller
- raw
- filament
- dyeing
- raw filament
- Prior art date
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- B29C67/0085—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The present invention relates to a 3D printer in which a raw filament is melted and discharged to form a three-dimensional shape, the 3D printer comprising: a motor provided with a rotating shaft; a first body fixed to the motor and having a discharge port through which the raw filament is fed; A driving unit having a second body rotatably coupled to the first body; A first feeding roller coupled to the rotating shaft and rotated by the motor; A feeding roller which is provided on the second body so as to press the raw filament toward the first feeding roller and rotates in a direction opposite to the rotating direction of the first feeding roller, 2 feeding roller; A radiating fins coupled to the first body to discharge the heat of the first body to the outside; A first fan installed in the radiating fin to flow air to the radiating fin; The first filing roller and the second feeding roller conveying the raw filaments between the second body and the first body by the first feeding roller and the second feeding roller by flowing air between the second body and the first body, A second fan for cooling; A connection body fixed to a delivery port of the first body and having a delivery path through which the raw filament moves; And a second heat insulating material which is detachably coupled to the connection body and which melts and extrudes the raw filament conveyed by the first feeding roller and the second feeding roller and surrounds the entire outer surface, ; A first heat insulating member provided on a delivery path of the connection body to block transmission of heat transferred from the nozzle unit to the connection body to the raw filament; And a dyeing apparatus disposed on the driving unit for dyeing the raw filament moving by the first feeding roller and the second feeding roller, wherein the dyeing apparatus further comprises: an inlet port through which the raw filament is drawn, A dyeing case having a dye receiving case in which a raw material filament is taken out and a dye receiving space in which the dye receiving space is connected to the inlet and the outlet, respectively, and a first door provided on the inlet and selectively shielding the inlet, And a leakage preventing member provided on the outlet and selectively shielding the outlet.
Description
The present invention relates to a 3D printer.
Generally, a 3D printer refers to a device that produces a three-dimensional printed matter based on a three-dimensional drawing.
In such a 3D printer, there is a method of heat-extruding and laminating the same thermoplastic resin made of a raw material such as ABS or PLA, a method of forming a three-dimensional shape by irradiating light on a liquid photocurable resin, And a method of forming a three-dimensional structure by extruding a liquid color ink and a cured product from a nozzle of a printer head into a powder raw material.
A nozzle device of a 3D printer to which a conventional thermoplastic resin is laminated by heating is provided with a pair of feeding rollers for feeding raw filaments and a nozzle for heating and discharging raw filaments supplied by the pair of feeding rollers Respectively.
However, in the conventional 3D printer, raw material filaments of various colors must be used in order to express the color of the printed matter, and the raw filaments of different colors must be changed at the time of printing of the printed matter.
On the other hand, the technology to be a background of the present invention is disclosed in Korean Patent No. 10-1394119.
SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide a 3D printer capable of printing various color prints without replacing filaments.
A 3D printer according to the present invention is a 3D printer for melting and discharging a raw filament to form a three-dimensional shape. The 3D printer includes a motor provided with a rotating shaft, a first body fixed to the motor and having a discharge port through which the raw filament is delivered, A driving unit having a second body rotatably coupled to the first body; A first feeding roller coupled to the rotating shaft and rotated by the motor; A feeding roller which is provided on the second body so as to press the raw filament toward the first feeding roller and rotates in a direction opposite to the rotating direction of the first feeding roller, 2 feeding roller; A radiating fins coupled to the first body to discharge the heat of the first body to the outside; A first fan installed in the radiating fin to flow air to the radiating fin; The first filing roller and the second feeding roller conveying the raw filaments between the second body and the first body by the first feeding roller and the second feeding roller by flowing air between the second body and the first body, A second fan for cooling; A connection body fixed to a delivery port of the first body and having a delivery path through which the raw filament moves; And a second heat insulating material which is detachably coupled to the connection body and which melts and extrudes the raw filament conveyed by the first feeding roller and the second feeding roller and surrounds the entire outer surface, ; A first heat insulating member provided on a delivery path of the connection body to block transmission of heat transferred from the nozzle unit to the connection body to the raw filament; And a dyeing apparatus disposed on the driving unit for dyeing the raw filament moving by the first feeding roller and the second feeding roller, wherein the dyeing apparatus further comprises: an inlet port through which the raw filament is drawn, A dyeing case having a dye receiving case in which a raw material filament is taken out and a dye receiving space in which the dye receiving space is connected to the inlet and the outlet, respectively, and a first door provided on the inlet and selectively shielding the inlet, And a leakage preventing member provided on the outlet and selectively shielding the outlet.
The 3D printer may further include a transfer module for transferring the dye case.
The transfer module may include a rotating piece coupled with the dye case, and a rotating source for rotating the rotating piece.
The dyeing case may include a first dyeing case and a second dyeing case, and the first dyeing case and the second dyeing case may be coupled to the rotating piece so as to be spaced apart from the rotation axis of the rotation circle at equal intervals.
The rotation source may rotate the pivoting piece so that the raw filament can selectively pass through either the first dyeing case or the second dyeing case.
The 3D printer may further include a cutting unit disposed on the inlet side of the first dye case and the second dye case respectively and cutting the raw filament.
The 3D printer may further include a capacity checking unit provided in the dyeing case to check the capacity of the dye in the dye receiving space.
According to the dyeing apparatus and the 3D printer having the dyeing apparatus according to the present invention, printed materials of various colors can be printed without replacing the raw filament.
And the amount of dye in the dyeing space of the dyeing case can easily be confirmed from the outside.
In addition, since the raw filament is made of a porous structure, the raw filament can be quickly dyed by the dye.
1 is a perspective view of a 3D printer according to an embodiment of the present invention,
FIG. 2 is an exploded perspective view of the 3D printer of FIG. 1,
FIGS. 3 to 5 are views for explaining the operating states of the first feeding roller and the second feeding roller of the 3D printer of FIG. 1,
6 is a plan view of a dyeing portion of a 3D printer according to another embodiment of the present invention,
Fig. 7 is a cross-sectional view of each dyeing case of the dyeing portion of Fig. 6,
FIG. 8 is a perspective view of a nozzle portion of the 3D printer of FIG. 1,
FIG. 9 is a perspective view of the nozzle after removing the second heat insulator of the nozzle unit of FIG. 8,
10 is a sectional view of Fig. 9,
11 is a configuration diagram of a 3D printer according to another embodiment of the present invention.
Hereinafter, some embodiments of the present invention will be described in detail with reference to exemplary drawings. It should be noted that, in adding reference numerals to the constituent elements of the drawings, the same constituent elements are denoted by the same reference numerals whenever possible, even if they are shown in different drawings.
In the following description of the embodiments of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the understanding why the embodiments of the present invention are not conclusive.
In describing the components of the embodiment of the present invention, terms such as first, second, A, B, (a), and (b) may be used. These terms are intended to distinguish the constituent elements from other constituent elements, and the terms do not limit the nature, order or order of the constituent elements.
Hereinafter, a 3D printer according to an embodiment of the present invention, a filament transferring apparatus and a dyeing apparatus provided therein will be described with reference to the drawings.
FIG. 1 is a perspective view of a 3D printer according to an embodiment of the present invention, FIG. 2 is an exploded perspective view of the 3D printer of FIG. 1, FIGS. 3 to 5 are views showing a first feeding roller and a second feeding roller of the 3D printer of FIG. FIG. 6 is a cross-sectional view of a dyeing portion of the 3D printer of FIG. 1, FIG. 7 is a plan view of a dyeing portion of a 3D printer according to another embodiment of the present invention, and FIG. 8 is a cross- 9 is a perspective view of the nozzle after removing the second insulating material of the nozzle unit of Fig. 8, Fig. 10 is a sectional view of Fig. 9, and Fig. 11 is a perspective view of a nozzle unit of a 3D printer according to another embodiment of the present invention , And a 3D printer.
Referring to FIGS. 1 and 2, a
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For example, the
However, the present invention is not limited thereto. Any material may be used as the material constituting the
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3 to 5, the
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And a
When the user presses the
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Referring again to FIGS. 1 and 2, the
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Further, the
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The air flowing from the radiating
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Referring to FIGS. 6 and 7, the
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In more detail, the
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Therefore, the user can visually confirm the capacity of the dye contained in the
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While the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not limited to the disclosed embodiments. That is, within the scope of the present invention, all of the components may be selectively coupled to one or more of them. Furthermore, the terms "comprises", "comprising", or "having" described above mean that a component can be implanted unless otherwise specifically stated, But should be construed as including other elements. All terms, including technical and scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, unless otherwise defined. Commonly used terms, such as predefined terms, should be interpreted to be consistent with the contextual meanings of the related art, and are not to be construed as ideal or overly formal, unless expressly defined to the contrary.
It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents. . 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.
100: 3D printer
200: filament conveying device
210:
211: Motor
212: first body
213: Second body
220: first feeding roller
230: second feeding roller
300:
400: dyeing part
410: Dye case
420: first door
430:
440:
450: Feed module
Claims (8)
A driving unit fixed to the motor and having a first body having a discharge port through which the raw filament is fed and a second body rotatably coupled to the first body;
A first feeding roller coupled to the rotating shaft and rotated by the motor;
A feeding roller which is provided on the second body so as to press the raw filament toward the first feeding roller and rotates in a direction opposite to the rotating direction of the first feeding roller, 2 feeding roller;
A radiating fins coupled to the first body to discharge the heat of the first body to the outside;
A first fan installed in the radiating fin to flow air to the radiating fin;
The first filing roller and the second feeding roller conveying the raw filaments between the second body and the first body by the first feeding roller and the second feeding roller by flowing air between the second body and the first body, A second fan for cooling;
A connection body fixed to a delivery port of the first body and having a delivery path through which the raw filament moves;
And a second heat insulator which is detachably coupled to the connection body and melts and extrudes the raw filament conveyed by the first feeding roller and the second feeding roller and surrounds the entire outer surface, ;
A first heat insulating member provided on a delivery path of the connection body to block transmission of heat transferred from the nozzle unit to the connection body to the raw filament; And
And a dyeing device disposed above the driving unit for dyeing the raw filament moving by the first feeding roller and the second feeding roller,
In the dyeing apparatus,
A dyeing case in which an inlet through which the raw filament is drawn and a discharge port through which the raw filament is drawn out are formed and a dye receiving space in which the dye inlet and the outlet are connected and the dye is accommodated,
A first door provided at the inlet and selectively shielding the inlet,
And a leakage preventing member provided on the outlet and selectively shielding the outlet.
And a feeding module for feeding the dyeing case.
The transfer module includes:
A rotating piece coupled with the dyeing case,
And a rotating source for rotating the rotating piece.
The dyeing case includes a first dyeing case and a second dyeing case,
Wherein the first dye case and the second dye case are coupled to the pivotal piece so as to be spaced apart from the rotation axis of the rotation circle at equal intervals.
Wherein the rotating circle rotates the rotating piece so that the raw filament can selectively pass through either the first dye case or the second dye case.
Further comprising a cutting portion disposed on the inlet side of the first dyeing case and the inlet side of the second dyeing case to cut the raw filament.
And a capacity checking unit provided in the dyeing case to check the capacity of the dye in the dye receiving space.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020150093990A KR101718614B1 (en) | 2015-07-01 | 2015-07-01 | 3D printer |
Applications Claiming Priority (1)
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KR1020150093990A KR101718614B1 (en) | 2015-07-01 | 2015-07-01 | 3D printer |
Publications (2)
Publication Number | Publication Date |
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KR20170004101A KR20170004101A (en) | 2017-01-11 |
KR101718614B1 true KR101718614B1 (en) | 2017-03-21 |
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KR1020150093990A KR101718614B1 (en) | 2015-07-01 | 2015-07-01 | 3D printer |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109435245A (en) * | 2018-10-19 | 2019-03-08 | 东莞卡罗智能装备技术有限公司 | A kind of 3D printing product dyeing apparatus and its operating method |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202187189U (en) * | 2011-08-15 | 2012-04-11 | 贺锦辉 | Turntable type small sample dyeing machine |
CN104723563A (en) * | 2015-04-08 | 2015-06-24 | 金文韬 | Penetrative full color three-dimensional printing device |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20050107067A (en) * | 2004-05-07 | 2005-11-11 | 이기열 | Dyeing test machine apparatus for yarn hanks |
ITMI20060048A1 (en) * | 2006-01-13 | 2007-07-14 | Master Sas Di Ronchi Francesco & C | DEVICE AND DYEING PROCEDURE WITH INDACO |
-
2015
- 2015-07-01 KR KR1020150093990A patent/KR101718614B1/en active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202187189U (en) * | 2011-08-15 | 2012-04-11 | 贺锦辉 | Turntable type small sample dyeing machine |
CN104723563A (en) * | 2015-04-08 | 2015-06-24 | 金文韬 | Penetrative full color three-dimensional printing device |
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KR20170004101A (en) | 2017-01-11 |
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