CN107415242A - A kind of technical grade FDM two print head arrangements - Google Patents
A kind of technical grade FDM two print head arrangements Download PDFInfo
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- CN107415242A CN107415242A CN201710309218.9A CN201710309218A CN107415242A CN 107415242 A CN107415242 A CN 107415242A CN 201710309218 A CN201710309218 A CN 201710309218A CN 107415242 A CN107415242 A CN 107415242A
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- screw
- screw rod
- extrusion
- printhead
- technical grade
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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
Abstract
The present invention relates to 3D printing technique field, is mainly used in technical grade FDM printers, and in particular to a kind of technical grade FDM two print head arrangements.Including：Machine tool main body, structure identical Liang Ge Screw Extrusions mechanism and printhead, Liang Ge Screw Extrusions mechanism is arranged on the framework of machine tool main body, the printhead is provided with positioned at the bottom of each Screw Extrusion mechanism, is oppositely arranged on the inside of from the horizontal by angle the oblique Screw Extrusion mechanism of two printheads；Described two Screw Extrusion mechanisms for being provided with printhead are separately mounted on the first Z axis motion and the second Z axis motion, and drive two printheads to realize three-axis moving respectively by shared X-axis motion and two Y-axis motions.This is simple in construction, while prints the different zones of same product, shortens the print center of Liang Ge Screw Extrusions mechanism away from expanding the volume range of printing, adapt to the printing of wider various sizes of product, improve printing effect.
Description
Technical field
The present invention relates to 3D printing technique field, is mainly used in technical grade FDM printers, and in particular to a kind of technical grade
FDM two print head arrangements.
Background technology
In recent years, 3D printing technique develops rapidly, wherein FDM printers with simple in construction, relative low price and it is wide
General research, but based on tabletop machine, printing effect is low, is unable to reach commercial Application level.Technical grade FDM printers are more at present
To be completed for one printhead of single Screw Extrusion mechanism band, extrusion capacity is limited by screw diameter, meanwhile, even if being printed for double end,
Its printhead and the concentric connection of extrusion screw rod, although double end is run simultaneously, it is only suitable for printing and is more than twice of screw-rod structure chi
Very little product, such as the sectional area of screw-rod structure is 300mmx300mm, then is only suitable for the product that print length is more than 600mm, no
Small-size product can be printed, is limited by product size.In the prior art, the patent text that notification number is CN104044271B
Offer, disclose a kind of 3D printer double head mechanism machine printers and Method of printing.Double printheads of the invention include the
One printhead and the second printhead, are the different printheads of two bores, are beaten using the less printhead of bore when printing
Print-wheel is wide, and inside filling is then using the larger printhead of extrusion bore to improve print speed, and the invention is in the every of printing objects
During one layer cross section, first to be filled using the second printhead, reuse the filling of the first printhead, two printheads are operations respectively,
When a printhead is run, another printhead is not run simultaneously.Although the invention employs double printheads, but due to not
Printing can be synchronized, efficiency is low.
The content of the invention
The present invention is in view of the shortcomings of the prior art, it is proposed that and a kind of technical grade FDM two print head arrangements, this is simple in construction,
The different zones of same product are printed simultaneously, shorten the print center of Liang Ge Screw Extrusions mechanism away from expanding printing
Volume range, the printing of wider various sizes of product is adapted to, improves printing effect.
In order to solve the above technical problems, the technical scheme that the present invention takes is：
The present invention proposes a kind of technical grade FDM two print head arrangements, including：Two machine tool main body, structure identical screw rods squeeze
Go out mechanism and printhead, described two Screw Extrusion mechanisms are arranged on the framework of the machine tool main body, positioned at each spiral shell
The bottom of bar extrusion mechanism is provided with the printhead, it is characterised in that two printheads are from the horizontal by angle
Be oppositely arranged on the inside of the oblique Screw Extrusion mechanism, for shorten the print centers of described two Screw Extrusion mechanisms away from, with
Expand the size range of printed product；Described two Screw Extrusion mechanisms for being provided with printhead are separately mounted to the first Z axis fortune
On motivation structure and the second Z axis motion, and two are driven respectively by shared X-axis motion and two Y-axis motions
Individual printhead realizes three-axis moving, is printed simultaneously using two extrusion screw rod bands, two printheads, to improve printing effect.
Further, described two Screw Extrusion mechanisms vertically, opposed, side-by-side be arranged on the machine tool main body
On framework.
Further, each Screw Extrusion mechanism includes：Motor, reductor, reductor fixed seat, hopper, material
Transmission pole, screw sleeve, screw rod mounting seat, heating mantle and extrusion screw rod, wherein, the reductor fixed seat and the machine tool main body
Framework be connected, the reductor is fixed in the reductor fixed seat, and its one end is connected with the motor, the other end with
The extrusion screw rod is connected；The screw rod mounting seat is connected with the framework of the machine tool main body and is located at the reductor fixed seat
Lower section, the extrusion screw rod be located at the screw sleeve in, the screw sleeve is fixed in the screw rod mounting seat, the extrusion
The bottom of screw rod is connected with the printhead, for stone；The heating mantle is located at the outside of the screw sleeve and positioned at described
The lower section of screw rod mounting seat, for fully being heated to the screw rod；The transmission of materials bar is located at the screw rod mounting seat
Top, and its one end connects through the screw sleeve with extrusion screw rod, and the other end is connected with the hopper.
Further, the heating mantle is three sets, has the spaced outside for being distributed in the screw sleeve, for described
Screw rod carries out three sections of partition heatings.
Further, the transmission of materials bar is at an angle of with the screw sleeve and set obliquely.
The present invention's comprises at least following beneficial effect：A kind of technical grade FDM two print head arrangements letter of the present invention
It is single, connect the form of turn type printhead respectively using Liang Ge Screw Extrusions mechanism, i.e. two printheads from the horizontal by
Relative symmetry is set angle in the diagonal, and the central shaft of printhead and extrusion screw rod produces eccentric throw, contracting not on same center line
The print center of Duan Liaoliangge Screw Extrusions mechanism is away from expanding the volume range of printing so that FDM printers can adapt to more
The printing of a wide range of various sizes of product, and two printheads work simultaneously, print the different zones of same product, improve
Printing effect.
Brief description of the drawings
Fig. 1 is FDM two print head arrangements schematic diagram of the present invention.
Fig. 2 is FDM two print head arrangements schematic view of the mounting position of the present invention.
Wherein, motor 1, reductor 2, hopper 3, reductor fixed seat 4, transmission of materials bar 5, screw sleeve 6, screw rod mounting seat
7, heating mantle 8, extrusion screw rod 9, main body frame 10, printhead 11, X-axis motion 12, Y-axis motion I 1301, Y-axis fortune
Motivation structure II 1302, Z axis motion I 1401, Z axis motion II 1402, printed product 15, Screw Extrusion mechanism 16.
Embodiment
In order that those skilled in the art more fully understand technical scheme, with reference to specific embodiment to this
Invention is described in further detail.The embodiments described below is exemplary, is only used for explaining the present invention, without being understood that
For limitation of the present invention.
The present invention proposes a kind of technical grade FDM two print head arrangements, and Fig. 1 illustrates for FDM two print head arrangements of the present invention
Figure, according to an embodiment of the invention, shown in reference picture 1, the two print head arrangement includes：Machine tool main body, structure identical two
Screw Extrusion mechanism 16 and printhead 11, wherein, described two Screw Extrusion mechanisms vertically, opposed, side-by-side be arranged on institute
State on the framework 10 of machine tool main body, the printhead 11 is provided with positioned at the bottom of each Screw Extrusion mechanism.
According to an embodiment of the invention, shown in reference picture 1, two printheads 11 are from the horizontal by angle oblique
It is oppositely arranged on the inside of to the Screw Extrusion mechanism, printhead and the concentric company of extrusion screw rod of the printing equipment of prior art
Connect, compared with prior art, the central shaft of printhead of the invention and the Screw Extrusion mechanism is not on same center line, production
Raw eccentric throw, the print center of Liang Ge Screw Extrusions mechanism is shortened away from expanding the volume range of printing so that FDM is printed
Machine can adapt to the printing of wider various sizes of product, and two printheads work simultaneously, print same product
Different zones, improve printing effect；According to some embodiments of the present invention, the printhead is set in the diagonal with horizontal direction
The specific angle put is unrestricted, is configured according to the size of printed product, as long as can shorten Liang Ge Screw Extrusions mechanism
Print center away from expanding the volume range of printing so that FDM printers can adapt to wider various sizes of product
Printing.
According to an embodiment of the invention, shown in reference picture 1, each Screw Extrusion mechanism includes：Motor 1, reductor
2nd, reductor fixed seat 4, hopper 3, transmission of materials bar 5, screw sleeve 6,7, three sets of heating mantles 8 of screw rod mounting seat and extrusion screw rod 9,
Wherein, the reductor fixed seat is connected with the framework of the machine tool main body, and the reductor, which is fixed on the reductor, to be fixed
On seat, and its one end is connected with the motor, and the other end is connected with the upper end of the extrusion screw rod；The screw rod mounting seat and institute
The framework for stating machine tool main body is connected and is fixed on the screw sleeve positioned at the lower section of the reductor fixed seat, the extrusion screw rod
In, the screw sleeve is fixed in the screw rod mounting seat, and the bottom of the extrusion screw rod is connected with the printhead, for spreading
Material；3 sets of heating mantles have the spaced outside for being distributed in the screw sleeve and positioned at the lower sections of the screw rod mounting seat, use
In the screw rod is carried out to the screw rod carry out three sections of subregions fully heat；The transmission of materials bar is located at screw rod installation
The top of seat and with the screw sleeve is angled sets obliquely, and its one end connects through the screw sleeve with extrusion screw rod, separately
One end is connected with the hopper, and according to an embodiment of the invention, the specific angle of the transmission of materials bar and the screw sleeve is not
It is restricted, as long as can normally feed, does not influence the printing effect of printer.
According to an embodiment of the invention, Fig. 2 is FDM two print head arrangements schematic view of the mounting position of the present invention, the institute of reference picture 2
Show, FDM two print head arrangements of the present invention are arranged in the three-axis moving mechanism of printer machine tool main body framework, three axles
Motion specifically includes：X-axis motion 12, two Y-axis motions：Y-axis motion I 1301 and Y-axis motion
II 1302, the first Z axis motion：Z axis motion I 1401, the second Z axis motion：Z axis motion II 1402, its
In, described two Screw Extrusion mechanisms are separately mounted on the Z axis motion I and Z axis motion II, pass through described two
The shared X-axis motion of individual Screw Extrusion mechanism, and two are driven respectively by Y-axis motion I and Y-axis motion II
Printhead realizes three-axis moving, and printed product 15 is placed on stamp pad, and two printheads are worked simultaneously, and same product is entered
Row printing, realize efficiently printing.
According to some embodiments of the present invention, X-axis motion controls described two Screw Extrusion mechanisms to carry out left and right fortune
Dynamic, Y-axis motion I and Y-axis motion II control Liang Ge Screw Extrusions mechanism to be moved forward and backward respectively, Z axis fitness machine
Structure I and Z axis motion II control Liang Ge Screw Extrusions mechanism to be moved up and down respectively.
According to an embodiment of the invention, the course of work of the invention is：Particulate starting material, former material will be filled it up with hopper 3
Material enters extrusion screw rod 9 by transmission of materials bar 5, and extrusion screw rod 9 realizes rotating speed under the collective effect of motor 1 and reductor 2
Rotation between 0-65r/min, by the effect of three sets of heating mantles 8, the raw material inside extrusion screw rod 9 are heated,
Pressurization, makes particulate starting material be converted to liquid condition by solid state, is extruded eventually through printhead 11, pass through Slice Software
Run specific track shaping.
Inventor has found, simple according to a kind of technical grade FDM two print head arrangements of the present invention, using two screw rods
Extrusion mechanism connects the form of turn type printhead respectively, i.e. two printheads are relatively right in the diagonal from the horizontal by angle
Claim to set, the central shaft of printhead and extrusion screw rod produces eccentric throw, shorten two Screw Extrusions not on same center line
The print center of mechanism is away from expanding the volume range of printing so that FDM printers can adapt to wider various sizes of
The printing of product, and two printheads work simultaneously, print the different zones of same product, improve printing effect.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example describe
Structure, material or feature are contained at least one embodiment or example of the present invention.In this manual, to above-mentioned term
Schematic representation is not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can combine in an appropriate manner in any one or more embodiments or example.
In the description of the invention, it is to be understood that the instruction such as term " on ", " under ", "left", "right", " interior ", " outer "
Orientation or position relationship be based on orientation shown in the drawings or position relationship, be for only for ease of the description present invention and simplification retouched
State, rather than instruction or imply signified device or element there must be specific orientation, with specific azimuth configuration and operation,
Therefore it is not considered as limiting the invention.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or put connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification, meanwhile, for those of ordinary skill in the art, the think of according to the application
Think, in specific embodiments and applications there will be changes.
Claims (5)
1. a kind of technical grade FDM two print head arrangements, including：Machine tool main body, structure identical Liang Ge Screw Extrusions mechanism and beat
Head is printed, described two Screw Extrusion mechanisms are arranged on the framework of the machine tool main body, positioned at each Screw Extrusion mechanism
Bottom be provided with the printhead, it is characterised in that
It is oppositely arranged on the inside of from the horizontal by angle the oblique Screw Extrusion mechanism of two printheads, for contracting
The print center of short described two Screw Extrusion mechanisms is away to expand the size range of printed product；
Described two Screw Extrusion mechanisms for being provided with printhead are separately mounted to the first Z axis motion and the motion of the second Z axis
In mechanism, and two printheads are driven to realize that three axles are transported respectively by shared X-axis motion and two Y-axis motions
It is dynamic, printed simultaneously using two extrusion screw rod bands, two printheads, to improve printing effect.
2. technical grade FDM two print head arrangements according to claim 1, it is characterised in that described two screw extruders
Structure is vertically, opposed, side-by-side is arranged on the framework of the machine tool main body.
3. technical grade FDM two print head arrangements according to claim 1 or 2, it is characterised in that each Screw Extrusion
Mechanism includes：Motor, reductor, reductor fixed seat, hopper, transmission of materials bar, screw sleeve, screw rod mounting seat, heating mantle and
Extrusion screw rod, wherein, the reductor fixed seat is connected with the framework of the machine tool main body, and the reductor is fixed on described subtract
In fast machine fixed seat, and its one end is connected with the motor, and the other end is connected with the extrusion screw rod；The screw rod mounting seat with
The framework of the machine tool main body is connected and is located at the screw sleeve positioned at the lower section of the reductor fixed seat, the extrusion screw rod
In, the screw sleeve is fixed in the screw rod mounting seat, and the bottom of the extrusion screw rod is connected with the printhead, for spreading
Material；The heating mantle is located at the outside of the screw sleeve and positioned at the lower section of the screw rod mounting seat, for entering to the screw rod
Row fully heating；The transmission of materials bar is located at the top of the screw rod mounting seat, and its one end is through the screw sleeve and extrusion
Screw rod connects, and the other end is connected with the hopper.
4. technical grade FDM two print head arrangements according to claim 3, it is characterised in that the heating mantle is three sets, tool
The spaced outside for being distributed in the screw sleeve, for carrying out three sections of partition heatings to the screw rod.
5. technical grade FDM two print head arrangements according to claim 3, it is characterised in that the transmission of materials bar and institute
State that screw sleeve is angled to be set obliquely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710309218.9A CN107415242B (en) | 2017-05-04 | 2017-05-04 | Industrial grade FDM double-printing head structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710309218.9A CN107415242B (en) | 2017-05-04 | 2017-05-04 | Industrial grade FDM double-printing head structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107415242A true CN107415242A (en) | 2017-12-01 |
| CN107415242B CN107415242B (en) | 2023-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710309218.9A Active CN107415242B (en) | 2017-05-04 | 2017-05-04 | Industrial grade FDM double-printing head structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102045015B1 (en) * | 2019-08-13 | 2019-12-05 | 원광이엔텍 주식회사 | Dual nozzle 3d printing apparatus removably coupled to CNC machine tool |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140210137A1 (en) * | 2013-01-25 | 2014-07-31 | Radiant Fabrication, Inc. | Fixed Printhead Fused Filament Fabrication Printer and Method |
| CN104044271A (en) * | 2014-06-17 | 2014-09-17 | 韩成超 | Dual-printing head mechanism for 3D printer, 3D printer and printing method |
| CN204640806U (en) * | 2015-01-15 | 2015-09-16 | 北京清大致汇科技有限公司 | A kind of 3D printer two print head arrangement |
| CN206870389U (en) * | 2017-05-04 | 2018-01-12 | 宁夏共享模具有限公司 | A kind of technical grade FDM two print head arrangements |
-
2017
- 2017-05-04 CN CN201710309218.9A patent/CN107415242B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140210137A1 (en) * | 2013-01-25 | 2014-07-31 | Radiant Fabrication, Inc. | Fixed Printhead Fused Filament Fabrication Printer and Method |
| CN104044271A (en) * | 2014-06-17 | 2014-09-17 | 韩成超 | Dual-printing head mechanism for 3D printer, 3D printer and printing method |
| CN204640806U (en) * | 2015-01-15 | 2015-09-16 | 北京清大致汇科技有限公司 | A kind of 3D printer two print head arrangement |
| CN206870389U (en) * | 2017-05-04 | 2018-01-12 | 宁夏共享模具有限公司 | A kind of technical grade FDM two print head arrangements |
Non-Patent Citations (1)
| Title |
|---|
| 洪腾蛟等: "多头熔融沉积成型3D打印机设计" * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102045015B1 (en) * | 2019-08-13 | 2019-12-05 | 원광이엔텍 주식회사 | Dual nozzle 3d printing apparatus removably coupled to CNC machine tool |
| WO2021029495A1 (en) * | 2019-08-13 | 2021-02-18 | 원광이엔텍 주식회사 | Dual nozzle 3d printing device detachably coupled to cnc machine tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107415242B (en) | 2023-07-07 |
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Address after: 298, ningshuo South Street, Yinchuan economic and Technological Development Zone, Ningxia Hui Autonomous Region Applicant after: KOCEL INTELLIGENT EQUIPMENT Co.,Ltd. Address before: 750021 Yinchuan, the Ningxia Hui Autonomous Region Xixia District ningshuo South Street No. 298 Applicant before: NINGXIA KOCEL PATTERN Co.,Ltd. |
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