CN215550972U - 3D print head device and 3D printer - Google Patents
3D print head device and 3D printer Download PDFInfo
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- CN215550972U CN215550972U CN202120556454.2U CN202120556454U CN215550972U CN 215550972 U CN215550972 U CN 215550972U CN 202120556454 U CN202120556454 U CN 202120556454U CN 215550972 U CN215550972 U CN 215550972U
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Abstract
The utility model relates to the technical field of 3D printing, in particular to a 3D printer nozzle device and a 3D printer, wherein the 3D printer nozzle device comprises: the sprayer comprises a first sprayer assembly, a second sprayer assembly and a driving assembly, wherein the second sprayer assembly is arranged on one side of the first sprayer assembly; the driving assembly is used for driving the second spray head assembly to move around the first spray head assembly. 3D printer, including foretell 3D print head device. The double-nozzle printing device is provided with the first nozzle assembly and the second nozzle assembly, the structure is simple, the cost is low, compared with single nozzle printing, the double-nozzle printing device can improve the printing speed by one time, and the second nozzle assembly is driven to move around the first nozzle assembly through the driving assembly, so that the second nozzle assembly can cover along the track of the first nozzle assembly, and the printing quality is ensured.
Description
Technical Field
The utility model relates to the technical field of 3D printing, in particular to a 3D printer nozzle device and a 3D printer.
Background
The field of 3D printing technology application is wider and wider under the promotion of computer digital technology intellectualization, and particularly the FDM hot melting technology is favored by DIY fans more and more.
With the increasing types of 3D printing, the speed of 3D printing is gradually increased by people. However, the printing speed of the 3D printer in the market is slow, a general speed-up mode mainly starts with the improvement of the rotating speed of the motor, but the speed-up of the motor is limited by the structure and cost, and the remorse of the motor causes the increase of the cost and the net weight of the whole machine.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a 3D printer nozzle device to solve the technical problem that the printing speed of the existing 3D printer is low.
In order to solve the technical problems, the utility model adopts the following technical scheme:
A3D print head device, comprising:
a first showerhead assembly;
the second spray head component is arranged on one side of the first spray head component;
a drive assembly for driving the second showerhead assembly to move about the first showerhead assembly.
By adopting the technical scheme, the printing head is provided with the first spray head assembly and the second spray head assembly, the structure is simple, the cost is lower, and compared with single spray head printing, the printing speed can be doubled, and the second spray head assembly is driven to move around the first spray head assembly by the driving assembly, so that the second spray head assembly can cover along the track of the first spray head assembly, and the printing quality is ensured.
Further, the drive assembly includes:
the first spray head assembly and the second spray head assembly are arranged on the driven gear and arranged along the axial direction of the driven gear;
the driving gear is meshed with the driven gear;
the driving piece is used for driving the driving gear to rotate.
Through adopting above-mentioned technical scheme, the driving piece drives the driving gear and rotates, and the driving gear drives driven gear and rotates, and then driven gear drives second shower nozzle subassembly and rotates around first shower nozzle subassembly for second shower nozzle subassembly can cover along the orbit of first shower nozzle subassembly, guarantees printing quality.
Further, the first spray head assembly and the second spray head assembly penetrate through the driven gear, and the first spray head assembly is arranged on the axis of the driven gear.
Through adopting above-mentioned technical scheme, can restrict the degree of freedom of first shower nozzle subassembly, during the printing, first shower nozzle subassembly rotation, second shower nozzle subassembly rotates around first shower nozzle subassembly to the play material point of first shower nozzle subassembly is the benchmark, helps improving the printing precision.
Further, the first spray head assembly comprises a first spray nozzle, a first throat pipe and a first connecting joint which are sequentially connected, the first throat pipe penetrates through the driven gear, and the first spray nozzle and the first connecting joint are respectively positioned on two sides of the driven gear; the second spray head assembly comprises a second nozzle, a second throat and a second connector which are sequentially connected, the second throat penetrates through the driven gear, and the second nozzle and the second connector are respectively located on two sides of the driven gear.
Through adopting above-mentioned technical scheme, ejection of compact when can conveniently printing.
Further, driven gear is provided with the installed part, first mounting hole and second mounting hole have been seted up to the installed part, first connector set up in first mounting hole, the second connector set up in the second mounting hole.
Through adopting above-mentioned technical scheme, the installed part can be used for fixed first connector and second connector to the conveying pipeline is connected to the convenience on first connector box second connector.
Further, a height difference is provided between the first nozzle and the second nozzle.
Through adopting above-mentioned technical scheme, two nozzles have a fixed drop, through gear drive, let outer second nozzle rotatory round first nozzle for the second nozzle can cross the orbit cover along first nozzle, and then improves printing quality.
Further, the radiator is arranged around the first throat pipe and the second throat pipe.
Through adopting above-mentioned technical scheme, the radiating piece can dispel the heat to first choke and second choke, does benefit to the printing.
Further, the driven gear is provided with a bearing, the bearing is connected with the heat dissipation piece, a fixing piece is connected between the bearing and the driven gear, the fixing piece is provided with a first fixing hole and a second fixing hole, the first throat pipe penetrates through the first fixing hole, and the second throat pipe penetrates through the second fixing hole.
Through adopting above-mentioned technical scheme, use the mounting to further connect fixedly between bearing and the driven gear, can fix first choke, second choke again, can fix driven gear, convenient to install and dismantle.
Further, the heating device also comprises a heating component for heating the discharge ends of the first spray head component and the second spray head component, and the heating component comprises a heating pipe and a thermocouple.
Through adopting above-mentioned technical scheme, heating element can avoid the material condensation to block first shower nozzle subassembly or second shower nozzle subassembly to first shower nozzle subassembly, the heating of second shower nozzle subassembly discharge end.
Another objective of the present invention is to overcome the disadvantages of the prior art, and provide a 3D printer to solve the technical problem that the printing speed of the existing 3D printer is slow.
In order to solve the technical problems, the utility model adopts the following technical scheme:
A3D printer comprises the 3D printer nozzle device.
The utility model has the beneficial effects that: the double-nozzle printing device is provided with the first nozzle assembly and the second nozzle assembly, the structure is simple, the cost is low, compared with single nozzle printing, the double-nozzle printing device can improve the printing speed by one time, and the second nozzle assembly is driven to move around the first nozzle assembly through the driving assembly, so that the second nozzle assembly can cover along the track of the first nozzle assembly, and the printing quality is ensured.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a schematic perspective view of a 3D printer head device according to the present invention;
fig. 2 is a sectional view of the 3D printer head device of the present invention.
Description of reference numerals: 100. a first showerhead assembly; 110. a first nozzle; 120. a first throat; 130. a first connector; 200. a second showerhead assembly; 210. a second nozzle; 220. a second throat; 230. a second connector; 300. a drive assembly; 310. a driven gear; 320. a driving gear; 330. a drive member; 340. a mounting member; 341. a first mounting hole; 342. a second mounting hole; 350. a bearing; 360. a fixing member; 361. a first fixing hole; 362. a second fixing hole; 400. a heat sink; 500. a heating assembly; 510. heating a tube; 520. and a thermocouple.
Detailed Description
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used in the description presented herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model, e.g., the terms "length," "width," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc., refer to an orientation or position based on that shown in the drawings, are for convenience of description only and are not to be construed as limiting of the present disclosure.
The terms "including" and "having," and any variations thereof, in the description and claims of this invention and the description of the above figures are intended to cover non-exclusive inclusions; the terms "first," "second," and the like in the description and in the claims, or in the drawings, are used for distinguishing between different objects and not necessarily for describing a particular sequential order. The meaning of "plurality" is two or more unless specifically limited otherwise.
In the description and claims of the present invention and in the description of the above figures, when an element is referred to as being "fixed" or "mounted" or "disposed" or "connected" to another element, it may be directly or indirectly located on the other element. For example, when an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.
Furthermore, reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the utility model. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Examples
As shown in fig. 1 and 2, the present invention provides a 3D printer head device, which includes:
a first showerhead assembly 100;
a second showerhead assembly 200, the second showerhead assembly 200 being disposed at one side of the first showerhead assembly 100;
a driving assembly 300, wherein the driving assembly 300 is used for driving the second spray head assembly 200 to move around the first spray head assembly 100.
In this embodiment, by providing the first nozzle assembly 100 and the second nozzle assembly 200, compared with a motor structure, the present invention has a simpler structure and lower cost, and compared with a single nozzle printing, the present invention can double the printing speed; according to the utility model, the driving assembly 300 drives the second spray head assembly 200 to move around the first spray head assembly 100, so that the second spray head assembly 200 can cover along the track of the first spray head assembly 100, and the printing quality can be ensured.
As shown in fig. 1, the driving assembly 300 includes:
a driven gear 310, wherein the first nozzle assembly 100 and the second nozzle assembly 200 are disposed on the driven gear 310, and the first nozzle assembly 100 and the second nozzle assembly 200 are disposed along an axial direction of the driven gear 310;
the driving gear 320 is meshed with the driven gear 310;
the driving member 330, the driving member 330 is used for driving the driving gear 320 to rotate.
In this embodiment, the driving member 330 may adopt a servo motor, and during specific operation, the driving member 330 drives the driving gear 320 to rotate, the driving gear 320 drives the driven gear 310 to rotate, and then the driven gear 310 drives the second nozzle assembly 200 to rotate around the first nozzle assembly 100, so that the second nozzle assembly 200 can cover along the track of the first nozzle assembly 100, and the printing quality is ensured.
As shown in fig. 2, the first and second head assemblies 100 and 200 are disposed through the driven gear 310, and the first head assembly 100 is disposed on the axis of the driven gear 310, so that the degree of freedom of the first head assembly 100 can be restricted, and when printing, the first head assembly 100 rotates and the second head assembly 200 rotates around the first head assembly 100, so that the printing accuracy can be improved with reference to the discharge point of the first head assembly 100.
As shown in fig. 2, the first nozzle assembly 100 includes a first nozzle 110, a first throat 120 and a first connector 130, which are connected in sequence, the first throat 120 is disposed through the driven gear 310, and the first nozzle 110 and the first connector 130 are respectively located at two sides of the driven gear 310; the second nozzle assembly 200 comprises a second nozzle 210, a second throat 220 and a second connector 230 which are sequentially connected, the second throat 220 penetrates through the driven gear 310, and the second nozzle 210 and the second connector 230 are respectively located at two sides of the driven gear 310. Specifically, the first showerhead assembly 100 and the showerhead assembly are provided to facilitate disassembly and assembly.
Preferably, the driven gear 310 is provided with a mounting member 340, the mounting member 340 is provided with a first mounting hole 341 and a second mounting hole 342, the first connector 130 is disposed in the first mounting hole 341, and the second connector 230 is disposed in the second mounting hole 342. Specifically, the axis of the first mounting hole 341 is perpendicular to the top end surface of the driven gear 310, the axis of the second mounting hole 342 is inclined relative to the top end surface of the driven gear 310, the first connector 130 is in threaded connection with the first mounting hole 341, and the second connector 230 is in threaded connection with the second mounting hole 342, so that the feeding pipes can be conveniently mounted on the first connector 130 and the second connector 230.
As shown in fig. 1 and 2, the 3D printer head device further includes a heat sink 400 disposed around the first throat 120 and the second throat 220. Specifically, the heat sink 400 may be a hollow armature or a copper block, and the heat sink 400 may dissipate heat from the first throat 120 and the second throat 220, which is beneficial to printing.
As shown in fig. 2, the driven gear 310 is provided with a bearing 350, the bearing 350 is connected to the heat sink 400, a fixing member 360 is connected between the bearing 350 and the driven gear 310, the fixing member 360 is provided with a first fixing hole 361 and a second fixing hole 362, the first throat 120 is disposed through the first fixing hole 361, and the second throat 220 is disposed through the second fixing hole 362. Specifically, a mounting groove for accommodating the bearing 350 is provided on the top end of the heat sink 400, and the bearing 350 is embedded in the mounting groove; the bottom end of the driven gear 310 is provided with a bulge, the bulge is inserted into the inner ring of the bearing 350, the bottom end of the bulge is connected with the inner ring of the bearing 350 through a fixing piece 360, and the fixing piece 360 can be fixed on the heat dissipation piece 400 through screws by using a metal plate; and the first throat pipe 120 penetrates through the first fixing hole 361, and the second throat pipe 220 penetrates through the second fixing hole 362, so that the first throat pipe 120 and the second throat pipe 220 can be fixed, and the feeding stability is improved.
As shown in fig. 1 and 2, the 3D printer nozzle device further includes a heating assembly 500 for heating the discharge ends of the first nozzle assembly 100 and the second nozzle assembly 200, where the heating assembly 500 includes a heating pipe 510 and a thermocouple 520. The heating assembly 500 can heat the discharge ends of the first showerhead assembly 100 and the second showerhead assembly 200 to prevent the material from condensing and blocking the first showerhead assembly 100 or the second showerhead assembly 200. In this embodiment, the first nozzle 110 and the second nozzle 210 may share the heating tube 510 and the thermocouple 520, thereby reducing the production cost. Meanwhile, the connection between the heat sink 400 and the heating assembly 500 is small, so that the temperature of the high temperature region and the low temperature region is kept stable.
As shown in fig. 1 and 2, a height difference is provided between the first nozzle 110 and the second nozzle 210. By adopting the technical scheme, the two nozzles have a fixed fall, and the outer second nozzle 210 rotates around the first nozzle 110 through gear transmission, so that the second nozzle 210 can cover along the track of the first nozzle 110, and the printing quality is improved.
This embodiment still relates to a 3D printer, including foretell 3D print head device.
In summary, compare prior art, this 3D print head device has following beneficial effect at least: by arranging the first spray head assembly 100 and the second spray head assembly 200, compared with a motor structure, the structure is simpler, the cost is lower, and compared with single spray head printing, the printing speed can be doubled; according to the utility model, the driving assembly 300 drives the second spray head assembly 200 to move around the first spray head assembly 100, so that the second spray head assembly 200 can cover along the track of the first spray head assembly 100, and the printing quality can be ensured.
The above embodiments are preferred implementations of the present invention, and the present invention can be implemented in other ways without departing from the spirit of the present invention.
Claims (10)
1. The utility model provides a 3D print head device which characterized in that includes:
a first showerhead assembly (100);
a second showerhead assembly (200), the second showerhead assembly (200) being disposed at a side of the first showerhead assembly (100);
a drive assembly (300), the drive assembly (300) for driving the second showerhead assembly (200) to move about the first showerhead assembly (100).
2. The 3D printer head device according to claim 1, wherein the drive assembly (300) comprises:
a driven gear (310), wherein the first spray head assembly (100) and the second spray head assembly (200) are arranged on the driven gear (310), and the first spray head assembly (100) and the second spray head assembly (200) are arranged along the axial direction of the driven gear (310);
the driving gear (320) is in meshed connection with the driven gear (310);
the driving piece (330) is used for driving the driving gear (320) to rotate, and the driving piece (330) is used for driving the driving gear (320) to rotate.
3. The 3D printer head device according to claim 2, wherein the first head assembly (100) and the second head assembly (200) are disposed through the driven gear (310), and the first head assembly (100) is disposed on an axis of the driven gear (310).
4. The 3D printer head device according to claim 3, characterized in that the first head assembly (100) comprises a first nozzle (110), a first throat (120) and a first connector (130) which are connected in sequence, the first throat (120) is arranged through the driven gear (310), and the first nozzle (110) and the first connector (130) are respectively positioned at two sides of the driven gear (310); the second spray head assembly (200) comprises a second spray nozzle (210), a second throat pipe (220) and a second connector (230) which are sequentially connected, the second throat pipe (220) penetrates through the driven gear (310), and the second spray nozzle (210) and the second connector (230) are respectively located on two sides of the driven gear (310).
5. The 3D printer head device according to claim 4, wherein the driven gear (310) is provided with a mounting member (340), the mounting member (340) is provided with a first mounting hole (341) and a second mounting hole (342), the first connector (130) is provided in the first mounting hole (341), and the second connector (230) is provided in the second mounting hole (342).
6. The 3D printer head device according to claim 5, characterized in that a height difference is provided between the first nozzle (110) and the second nozzle (210).
7. The 3D printer head device of claim 6, further comprising a heat sink (400) disposed around the first throat (120) and the second throat (220).
8. The 3D printer nozzle device according to claim 7, wherein the driven gear (310) is provided with a bearing (350), the bearing (350) is connected with the heat sink (400), a fixing member (360) is connected between the bearing (350) and the driven gear (310), the fixing member (360) is provided with a first fixing hole (361) and a second fixing hole (362), the first throat (120) is arranged to penetrate through the first fixing hole (361), and the second throat (220) is arranged to penetrate through the second fixing hole (362).
9. The 3D printer head apparatus of any one of claims 1-8, further comprising a heating assembly (500) for heating the discharge ends of the first and second head assemblies (100, 200), the heating assembly (500) comprising a heating tube (510) and a thermocouple (520).
10. A 3D printer comprising the 3D printer head apparatus of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120556454.2U CN215550972U (en) | 2021-03-17 | 2021-03-17 | 3D print head device and 3D printer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120556454.2U CN215550972U (en) | 2021-03-17 | 2021-03-17 | 3D print head device and 3D printer |
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| Publication Number | Publication Date |
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| CN215550972U true CN215550972U (en) | 2022-01-18 |
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| CN202120556454.2U Active CN215550972U (en) | 2021-03-17 | 2021-03-17 | 3D print head device and 3D printer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474728A (en) * | 2022-01-26 | 2022-05-13 | 中国农业大学 | High-resolution printing nozzle transmission control mechanism, device, system and method |
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2021
- 2021-03-17 CN CN202120556454.2U patent/CN215550972U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474728A (en) * | 2022-01-26 | 2022-05-13 | 中国农业大学 | High-resolution printing nozzle transmission control mechanism, device, system and method |
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