CN108248040A - 3D printing nozzle and 3D printing equipment - Google Patents
3D printing nozzle and 3D printing equipment Download PDFInfo
- Publication number
- CN108248040A CN108248040A CN201810061253.8A CN201810061253A CN108248040A CN 108248040 A CN108248040 A CN 108248040A CN 201810061253 A CN201810061253 A CN 201810061253A CN 108248040 A CN108248040 A CN 108248040A
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- China
- Prior art keywords
- baffle
- main body
- printing
- body tube
- driving unit
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/115—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by spraying molten metal, i.e. spray sintering, spray casting
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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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
Abstract
The present invention provides a kind of 3D printing nozzle and 3D printing equipment, it is related to the technical field of 3D printing, the 3D printing nozzle, including：Conveying channel, the conveying channel include main body tube and regulating mechanism, and the regulating mechanism is located at the outlet of the main body tube, and the regulating mechanism includes baffle, and the baffle is used to block filler material to change the cross-sectional area of discharge port；The regulating mechanism includes driving unit, and the driving unit is connect with the baffle, for the baffle to be driven to move back and forth, so that the cross-sectional area of the discharge port is in cyclically-varying.3D printing nozzle is when printing wavy metope, it is only necessary to it moves along a straight line, and the baffle by constantly moving can print wavy metope, the travel of 3D printing nozzle greatly reduces, and accelerates the speed of printing, improves the efficiency of printing.
Description
Technical field
The present invention relates to the technical field of 3D printing, more particularly, to a kind of 3D printing nozzle and 3D printing equipment.
Background technology
3D printing (3DP) i.e. one kind of rapid shaping technique, it is a kind of based on digital model file, with powder
The adhesive materials such as shape metal or plastics carry out the technology of constructed object by layer-by-layer printing.3D printing is typically to use
Digital technology file printing machine is realized.Often it is used for modeling in fields such as mold manufacturing, industrial designs, it is rear gradually to use
In the direct manufacture of some products, there are the parts formed using the printing of this technology.The technology is in jewelry, footwear, work
Industry design, building, engineering and construction (AEC), automobile, aerospace, dentistry and medical industries, education, GIS-Geographic Information System, soil
Wood engineering, gun and other field are all applied.
3D building printing techniques are worldwide rising.Existing America and Europe and the country can pass through the side of 3D printing
Formula prints wall body structure, and wall body structure can be divided into planar structure and wave structure.When the surface of wall is plane, nozzle is along directly
Line prints.But when it is corrugated structure to handle surface of wall, ceaselessly oscillating nozzle is needed, allows nozzle with sine
Curve is path persistent movement, it is clear that this mode prints corrugated wall and very wastes time, and efficiency is very low.
Invention content
The purpose of the present invention is to provide a kind of 3D printing nozzle and 3D printing equipment, to alleviate existing 3D printing
Equipment prints the technical issues of wavy metope printing effect is low.
In a first aspect, a kind of 3D printing nozzle provided in an embodiment of the present invention, including：Conveying channel, the conveying channel
Including main body tube and regulating mechanism, the regulating mechanism is located at the outlet of the main body tube, and the regulating mechanism includes baffle, institute
Baffle is stated for blocking filler material to change the cross-sectional area of discharge port；
The regulating mechanism includes driving unit, and the driving unit is connect with the baffle, for driving the baffle
It moves back and forth, so that the cross-sectional area of the discharge port is in cyclically-varying.
With reference to first aspect, an embodiment of the present invention provides the first possible embodiment of first aspect, wherein, institute
It states regulating mechanism to connect with the main body tube including three side plates and a baffle, the side plate, the baffle and the main body
Pipe is hinged, and the driving unit is for driving the swung, so that the baffle outer end is the distance between to the side plate
Change.
With reference to first aspect, an embodiment of the present invention provides second of possible embodiment of first aspect, wherein, institute
It states regulating mechanism and includes two side plates and two baffles, and two baffles are oppositely arranged；The side plate and the main body tube
Connection, the baffle are hinged with the main body tube；
The quantity of the driving unit is two, and is corresponded with the baffle, and the driving unit is used to drive institute
Swung is stated, so that the change of the distance between two described baffle outer ends.
With reference to first aspect, an embodiment of the present invention provides the third possible embodiment of first aspect, wherein, institute
It states regulating mechanism and includes a side plate and three baffles, be oppositely arranged in three baffles there are two baffle, another baffle
It is oppositely arranged with the side plate；The side plate is connect with the main body tube, and the baffle is hinged with the main body tube；
The quantity of the driving unit is three, and is corresponded with the baffle, and the driving unit is used to drive institute
Swung is stated, so that the change of the distance between two described baffle outer ends；Alternatively, the baffle outer end is between the side plate
Distance change.
With reference to first aspect, an embodiment of the present invention provides the 4th kind of possible embodiment of first aspect, wherein, institute
It states regulating mechanism and includes four baffles, four baffles surround rectangular cylinder, and the baffle is hinged with the main body tube；
The quantity of the driving unit is four, and is corresponded with the baffle, and the driving unit is used to drive institute
Swung is stated, so that the change of the distance between two relatively described baffle outer ends.
With reference to first aspect, an embodiment of the present invention provides the 5th kind of possible embodiment of first aspect, wherein, institute
It states driving unit and includes output bull stick, the output bull stick is connect with the baffle, for driving the baffle around the main body
The end wall rotation of pipe.
With reference to first aspect, an embodiment of the present invention provides the 6th kind of possible embodiment of first aspect, wherein, institute
It states conveying channel and includes pan feeding portion, the pan feeding portion is located at the other end opposite with the regulating mechanism；The pan feeding portion enters
The cross-sectional area of material mouth is more than the cross-sectional area of the main body tube.
With reference to first aspect, an embodiment of the present invention provides the 7th kind of possible embodiment of first aspect, wherein, institute
The end face for stating baffle and the main body tube is slidably connected, the driving unit for driving the barrier slides so that it is described go out
The cross-sectional area of material mouth is in cyclically-varying.
The 7th kind of possible embodiment with reference to first aspect, an embodiment of the present invention provides the 8th kind of first aspect
Possible embodiment, wherein, the quantity of the baffle is two, and described two baffles are oppositely arranged.
Second aspect, a kind of 3D printing equipment provided in an embodiment of the present invention, including above-mentioned 3D printing nozzle, the 3D
The quantity of printing nozzle is multiple, and the arrangement in a row of multiple 3D printing nozzles.
The embodiment of the present invention brings following advantageous effect：
A kind of 3D printing nozzle provided in an embodiment of the present invention, including conveying channel, the conveying channel includes main body tube
And regulating mechanism, main body tube one end are passed through filler material, the other end sprays outward.The regulating mechanism is located at going out for the main body tube
Mouthful, the regulating mechanism includes baffle, and the regulating mechanism includes driving unit, and driving unit connect with the baffle, passes through
The baffle is driven to move back and forth, the cross-sectional area that can make the discharge port is in cyclically-varying.Baffle can be to filling out
Charge plays certain barrier effect, and the movement repeatedly of baffle can make the side of the filler material to gush out in wavy.Also
It is to say, 3D printing nozzle is when printing wavy metope, it is only necessary to it moves along a straight line, and the baffle by constantly moving
Wavy metope is printed, the travel of 3D printing nozzle greatly reduces, and accelerates the speed of printing, improves the effect of printing
Rate.
A kind of 3D printing equipment provided in an embodiment of the present invention, including above-mentioned 3D printing nozzle, printing nozzle can be beaten
Print off a wall body structure.The quantity of 3D printing nozzle is set to be multiple, and the arrangement in a row of multiple 3D printing nozzles.Into
The printing nozzle of row can disposably print row's wall body structure, so as to form wall layer, so as to so that wall prints more
It is quick.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
It obtains it is clear that being understood by implementing the present invention.The purpose of the present invention and other advantages are in specification, claims
And specifically noted structure is realized and is obtained in attached drawing.
For the above objects, features and advantages of the present invention is enable to be clearer and more comprehensible, preferred embodiment cited below particularly, and coordinate
Appended attached drawing, is described in detail below.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the 3D printing nozzle schematic diagram that the embodiment of the present invention 1 provides；
Fig. 2 is the 3D printing nozzle front view that the embodiment of the present invention 2 provides；
Fig. 3 is the 3D printing nozzle front view that the embodiment of the present invention 3 provides；
Fig. 4 is the 3D printing nozzle front view that the embodiment of the present invention 4 provides；
Fig. 5 is the 3D printing nozzle schematic diagram that the embodiment of the present invention 5 provides.
Icon：100- main body tubes；200- baffles；300- side plates；400- driving units；500- circular cone helical gears.
Specific embodiment
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's all other embodiments obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that such as occur term " " center ", " on ", " under ", "left", "right",
" vertical ", " level ", " interior ", " outer " etc., the orientation or position relationship of instruction are to be closed based on orientation shown in the drawings or position
System is for only for ease of the description present invention and simplifies description rather than instruction or imply that signified device or element must have
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, such as there is art
Language " first ", " second ", " third " are only used for description purpose, and it is not intended that instruction or hint relative importance.
The present invention provides a kind of 3D printing nozzles, and multiple embodiments are given below to 3D printing nozzle provided by the invention
Structure be described in detail.
Embodiment 1
A kind of 3D printing nozzle provided in an embodiment of the present invention, including conveying channel, the conveying channel includes main body tube
100 and regulating mechanism, 100 one end of main body tube be passed through filler material, the other end sprays outward.The regulating mechanism is located at the main body tube
100 outlet, the regulating mechanism include baffle 200, and the regulating mechanism includes driving unit 400, driving unit 400 and institute
It states baffle 200 to connect, by the way that the baffle 200 is driven to move back and forth, the cross-sectional area of the discharge port can be made in week
Phase property changes.Baffle 200 can play filler material certain barrier effect, and the movement repeatedly of baffle 200 can make to gush out
Filler material side in wavy.That is, 3D printing nozzle is when printing wavy metope, it is only necessary to be transported along straight line
It is dynamic, and the baffle 200 by constantly moving can print wavy metope, the travel of 3D printing nozzle greatly reduces,
The speed of printing is accelerated, improves the efficiency of printing.
As shown in Figure 1, in the scheme that can implement at one, regulating mechanism can include three side plates 300 and a gear
Plate 200, baffle 200 and side plate 300 surround rectangular drum like, and the side plate 300 is connect with the main body tube 100, and side plate 300 can be with
It is structure as a whole with main body tube 100, and extends to export direction.Baffle 200 is hinged with the main body tube 100, can pass through conjunction
The mode of page links together.Driving unit 400 is for driving the baffle 200 to swing, so that 200 outer end of the baffle is to institute
State the change of the distance between side plate 300.Baffle 200 is in periodic wobble, can make one of side of the wall item of output
In wavy.Multiple wall items form one layer of wall face, and have wavy surface one is faced outwardly, can increase the aesthetics of wall.
Driving unit 400 includes output bull stick, and the output bull stick is connect with the baffle 200, for example, motor drives gear
Plate 200 is swung, for the baffle 200 to be driven to be rotated around the end wall of the main body tube 100.
It can be passed between the shaft of driving unit 400 and baffle 200 by carrying the screw rod of circular cone helical gear 500 dynamic
Power.
Hinged push rod can also be utilized, by crank connecting link, the mode of piston rod driving reaches baffle 200 and moves repeatedly
Purpose.
Conveying channel includes pan feeding portion, and the pan feeding portion is located at the other end opposite with the regulating mechanism；The pan feeding
The cross-sectional area of the feeding mouth in portion is more than the cross-sectional area of the main body tube 100.Larger feeding mouth facilitates connection, relatively narrow master
Body pipe 100 can increase the interior pressure of filler material.
Embodiment 2
As shown in Fig. 2, in the scheme that can implement at one, regulating mechanism can include two side plates 300 and two gears
Plate 200, also, two baffles 200 are oppositely arranged, baffle 200 and side plate 300 surround rectangular drum like, the side plate 300 with
The main body tube 100 connects, and side plate 300 can be structure as a whole with main body tube 100, and extends to export direction.Baffle 200 with
The main body tube 100 is hinged, can be linked together by way of hinge.The quantity of driving unit 400 be two, and with institute
It states baffle 200 to correspond, driving unit 400 is for driving the baffle 200 to swing, so that 200 outer end of the baffle is to institute
State the change of the distance between side plate 300.Two baffles 200 can make the two of which of the wall item of output in periodic wobble
Side is in wavy.Multiple wall items form one layer of wall face, and wave faces outwardly the aesthetics that can increase wall.
Embodiment 3
As shown in figure 3, in the scheme that can implement at one, regulating mechanism can include a side plate 300 and three gears
Plate 200 is oppositely arranged there are two baffle 200 in three baffles 200, another baffle 200 and the side plate 300 are with respect to setting
It puts, baffle 200 surrounds rectangular drum like with side plate 300.Side plate 300 can be structure as a whole with main body tube 100, and to export direction
Extension.Baffle 200 is hinged with the main body tube 100, can be linked together by way of hinge.The number of driving unit 400
It is three to measure, and is corresponded with the baffle 200, and the driving unit 400 is used to that the baffle 200 to be driven to swing, so that
The change of the distance between two 200 outer ends of baffle；Alternatively, 200 outer end of baffle is the distance between to the side plate 300
Change.3D printing nozzle provided in this embodiment includes three baffles 200 that can be moved, wherein there are two opposite, another
It is opposite with side plate 300, corresponding driving unit 400 can be played according to demand, for example, opening two opposite baffles simultaneously
There is wave stripe on 200 driving unit 400, the wall two sides of formation, then moves horizontally 3D printing nozzle.It can be formed
Another wall item, a plurality of wall item connect to form wall face one by one.And single baffle 200 is used, single side can be printed
With wavy wall item.
Embodiment 4
As shown in figure 4, in the scheme that can implement at one, the regulating mechanism can include four baffles 200, described
Four baffles 200 surround rectangular cylinder, and the baffle 200 is hinged with the main body tube 100；The quantity of the driving unit 400 is
Four, and corresponded with the baffle 200, the driving unit 400 is for driving the baffle 200 to swing, so that two
The change of the distance between relatively described 200 outer end of baffle.Four baffles 200 are swingable, and 3D printing nozzle is mounted on printing
In equipment, printing mechanism driving 3D printing nozzle moves in the x-direction, can print a wall item, can after having printed one
3D printing nozzle to be driven to move in the y-direction, move repeatedly in this way, row's wall item can be printed, can be controlled at this time along z
The baffle 200 in direction moves, and is printed in the upper and lower sides of wall layer wavy；And when printing mechanism drives 3D printing nozzle along x
After the movement of direction, 3D printing nozzle can be driven to move in the z-direction, moved repeatedly in this way, a row wall can be printed, at this time
Baffle 200 in the y-direction can be controlled to move, wavy, x is printed in side before and after wall layer, and y, z are rectangular coordinate system.
Embodiment 5
As shown in figure 5, difference from Example 1 is, the end face of the baffle 200 and the main body tube 100 is slided
Connection can set track in the side of main body tube 100, and baffle 200 is slidably connected with track, and baffle 200 slides into main body tube
During 100 outlet, baffle 200 can stop filler material, and the driving unit 400 is used to that the baffle 200 to be driven to slide, so that
The cross-sectional area of the discharge port is in cyclically-varying.
The quantity of the baffle 200 is two, and described two baffles 200 are oppositely arranged.In this way, the wall printed
Opposite two faces of item are in wavy.
The quantity of baffle 200 is not limited to the above situation, can also be 3,4.
The shape of discharge port cross section is used in the above embodiments as rectangle, can also be other shapes.
A kind of 3D printing equipment provided in an embodiment of the present invention, including above-mentioned 3D printing nozzle, printing nozzle can be beaten
Print off a wall body structure.The quantity of 3D printing nozzle is set to be multiple, and the arrangement in a row of multiple 3D printing nozzles.Into
The printing nozzle of row can disposably print row's wall body structure, so as to form wall layer, so as to so that wall prints more
It is quick.
Finally it should be noted that：Embodiment described above, only specific embodiment of the invention, to illustrate the present invention
Technical solution, rather than its limitations, protection scope of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, it will be understood by those of ordinary skill in the art that：Any one skilled in the art
In the technical scope disclosed by the present invention, it can still modify to the technical solution recorded in previous embodiment or can be light
It is readily conceivable that variation or equivalent replacement is carried out to which part technical characteristic；And these modifications, variation or replacement, do not make
The essence of corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, should all cover the protection in the present invention
Within the scope of.Therefore, protection scope of the present invention described should be subject to the protection scope in claims.
Claims (10)
1. a kind of 3D printing nozzle, which is characterized in that including：Conveying channel, the conveying channel include main body tube and adjust machine
Structure, the regulating mechanism are located at the outlet of the main body tube, and the regulating mechanism includes baffle, and the baffle is used to block filling
Expect the cross-sectional area to change discharge port；
The regulating mechanism includes driving unit, and the driving unit is connect with the baffle, for the baffle to be driven to carry out
It moves back and forth, so that the cross-sectional area of the discharge port is in cyclically-varying.
2. 3D printing nozzle according to claim 1, which is characterized in that the regulating mechanism includes three side plates and one
Baffle, the side plate are connect with the main body tube, and the baffle is hinged with the main body tube, and the driving unit is used to drive institute
Swung is stated, so that the baffle outer end is to the change of the distance between the side plate.
3. 3D printing nozzle according to claim 1, which is characterized in that the regulating mechanism includes two side plates and two
Baffle, and two baffles are oppositely arranged；The side plate is connect with the main body tube, and the baffle is cut with scissors with the main body tube
It connects；
The quantity of the driving unit is two, and is corresponded with the baffle, and the driving unit is used to drive the gear
Plate is swung, so that the change of the distance between two described baffle outer ends.
4. 3D printing nozzle according to claim 1, which is characterized in that the regulating mechanism includes a side plate and three
Baffle is oppositely arranged there are two baffle in three baffles, another baffle is oppositely arranged with the side plate；The side plate with
The main body tube connection, the baffle are hinged with the main body tube；
The quantity of the driving unit is three, and is corresponded with the baffle, and the driving unit is used to drive the gear
Plate is swung, so that the change of the distance between two described baffle outer ends；Alternatively, the baffle outer end between the side plate away from
From change.
5. 3D printing nozzle according to claim 1, which is characterized in that the regulating mechanism includes four baffles, described
Four baffles surround rectangular cylinder, and the baffle is hinged with the main body tube；
The quantity of the driving unit is four, and is corresponded with the baffle, and the driving unit is used to drive the gear
Plate is swung, so that the change of the distance between two relatively described baffle outer ends.
6. 3D printing nozzle according to claim 1, which is characterized in that the driving unit includes output bull stick, described
Output bull stick is connect with the baffle, for the baffle to be driven to be rotated around the end wall of the main body tube.
7. 3D printing nozzle according to claim 1, which is characterized in that the conveying channel include pan feeding portion, it is described enter
Material portion is located at the other end opposite with the regulating mechanism；The cross-sectional area of the feeding mouth in the pan feeding portion is more than the main body tube
Cross-sectional area.
8. 3D printing nozzle according to claim 1, which is characterized in that slide the end face of the baffle and the main body tube
Connection, the driving unit is for driving the barrier slides, so that the cross-sectional area of the discharge port is in cyclically-varying.
9. 3D printing nozzle according to claim 8, which is characterized in that the quantity of the baffle is two, and described two
A baffle is oppositely arranged.
10. a kind of 3D printing equipment, which is characterized in that described including the 3D printing nozzle described in claim 1-8 any one
The quantity of 3D printing nozzle is multiple, and the arrangement in a row of multiple 3D printing nozzles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810061253.8A CN108248040A (en) | 2018-01-22 | 2018-01-22 | 3D printing nozzle and 3D printing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810061253.8A CN108248040A (en) | 2018-01-22 | 2018-01-22 | 3D printing nozzle and 3D printing equipment |
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| Publication Number | Publication Date |
|---|---|
| CN108248040A true CN108248040A (en) | 2018-07-06 |
Family
ID=62741763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810061253.8A Pending CN108248040A (en) | 2018-01-22 | 2018-01-22 | 3D printing nozzle and 3D printing equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114789497A (en) * | 2021-12-31 | 2022-07-26 | 广东天凛高新科技有限公司 | 3D printing wall manufacturing method |
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| CN114789497B (en) * | 2021-12-31 | 2023-08-15 | 广东天凛高新科技有限公司 | 3D printing wall manufacturing method |
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