CN207972299U - 3D printing nozzle and 3D printing equipment - Google Patents
3D printing nozzle and 3D printing equipment Download PDFInfo
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- CN207972299U CN207972299U CN201820104858.6U CN201820104858U CN207972299U CN 207972299 U CN207972299 U CN 207972299U CN 201820104858 U CN201820104858 U CN 201820104858U CN 207972299 U CN207972299 U CN 207972299U
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Abstract
The utility model provides a kind of 3D printing nozzle and 3D printing equipment, 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 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 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 utility model is related to the technical fields 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 be one kind based on digital model file, with powder
The adhesive materials such as shape metal or plastics construct the technology of 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, have using parts made of 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 straight
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.
Utility model content
The purpose of this utility model is to provide a kind of 3D printing nozzle and 3D printing equipment, to alleviate existing 3D
Printing device prints the low technical problem of wavy metope printing effect.
In a first aspect, a kind of 3D printing nozzle that the utility model embodiment provides, including：Conveying channel, the conveying
Channel includes 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 gear
Plate, the baffle is 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, the utility model embodiment provides the first possible embodiment of first aspect,
In, the regulating mechanism includes that three side plates and a baffle, the side plate are connect with the main body tube, the baffle with it is described
Main body tube is hinged, and the driving unit is for driving the swung, so that the baffle outer end is between the side plate
Distance changes.
With reference to first aspect, the utility model embodiment provides second of possible embodiment of first aspect,
In, the regulating mechanism includes two side plates and two baffles, and two baffles are oppositely arranged；The side plate and the master
Body pipe connects, and the baffle is 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 for driving institute
Swung is stated, so that the distance between two described baffle outer ends change.
With reference to first aspect, the utility model embodiment provides the third possible embodiment of first aspect,
In, the regulating mechanism includes a side plate and three baffles, is oppositely arranged there are two baffle in three baffles, another
Baffle 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 for driving institute
Swung is stated, so that the distance between two described baffle outer ends change；Alternatively, the baffle outer end is between the side plate
Distance change.
With reference to first aspect, the utility model embodiment provides the 4th kind of possible embodiment of first aspect,
In, the regulating mechanism includes four baffles, and 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 for driving institute
Swung is stated, so that the distance between two relatively described baffle outer ends change.
With reference to first aspect, the utility model embodiment provides the 5th kind of possible embodiment of first aspect,
In, the driving unit includes output bull stick, and the output bull stick is connect with the baffle, for driving the baffle around described
The end wall of main body tube rotates.
With reference to first aspect, the utility model embodiment provides the 6th kind of possible embodiment of first aspect,
In, the 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 portion
Feeding mouth cross-sectional area be more than the main body tube cross-sectional area.
With reference to first aspect, the utility model embodiment provides the 7th kind of possible embodiment of first aspect,
In, the end face of the baffle and the main body tube is slidably connected, and the driving unit is for driving the barrier slides, so that institute
The cross-sectional area for stating discharge port is in cyclically-varying.
The 7th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Eight kinds of possible embodiments, wherein the quantity of the baffle is two, and described two baffles are oppositely arranged.
Second aspect, a kind of 3D printing equipment that the utility model embodiment provides, including above-mentioned 3D printing nozzle, institute
The quantity for stating 3D printing nozzle is multiple, and the arrangement in a row of multiple 3D printing nozzles.
The utility model embodiment brings following advantageous effect：
A kind of 3D printing nozzle that the utility model embodiment provides, including conveying channel, the conveying channel include master
Body pipe and regulating mechanism, main body tube one end are passed through filler material, and the other end sprays outward.The regulating mechanism is located at the main body tube
Outlet, the regulating mechanism includes baffle, and the regulating mechanism includes driving unit, and driving unit is connect with the baffle, is led to
It crosses and the baffle is driven to move back and forth, it is in cyclically-varying that can make the cross-sectional area of the discharge port.Baffle can be right
Filler material plays certain barrier effect, and the movement repeatedly of baffle can make the side of the filler material to gush out in wavy.
That is 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
To print wavy metope, the travel of 3D printing nozzle greatly reduces, and accelerates the speed of printing, improves printing
Efficiency.
A kind of 3D printing equipment that the utility model embodiment provides, including above-mentioned 3D printing nozzle, printing nozzle can
To print a wall body structure.The quantity that 3D printing nozzle is arranged is multiple, and the row that embarks on journey of multiple 3D printing nozzles
Row.Rows of printing nozzle can disposably print row's wall body structure, to form wall layer, so as to so that wall prints
It is more quick.
Other feature and advantage of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood by implementing the utility model.The purpose of this utility model and other advantages are illustrating
Specifically noted structure is realized and is obtained in book, claims and attached drawing.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment cited below particularly, and
The appended attached drawing of cooperation, is described in detail below.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, other drawings may also be obtained based on these drawings.
Fig. 1 is the 3D printing nozzle schematic diagram that the utility model embodiment 1 provides；
Fig. 2 is the 3D printing nozzle front view that the utility model embodiment 2 provides；
Fig. 3 is the 3D printing nozzle front view that the utility model embodiment 3 provides；
Fig. 4 is the 3D printing nozzle front view that the utility model embodiment 4 provides；
Fig. 5 is the 3D printing nozzle schematic diagram that the utility model embodiment 5 provides.
Icon：100- main body tubes；200- baffles；300- side plates；400- driving units；500- circular cone helical gears.
Specific implementation mode
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality
Novel protected range.
In the description of the present invention, it should be noted that such as occur term "center", "upper", "lower", " left side ",
The orientation or positional relationship on " right side ", "vertical", "horizontal", "inner", "outside" etc., instruction is orientation based on ... shown in the drawings or position
Relationship is set, is merely for convenience of describing the present invention and simplifying the description, device or element are not indicated or implied the indicated
It must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.This
Outside, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply relatively heavy
The property wanted.
The utility model provides a kind of 3D printing nozzle, and multiple embodiments are given below to 3D provided by the utility model
The structure of printing nozzle is described in detail.
Embodiment 1
A kind of 3D printing nozzle that the utility model embodiment provides, including conveying channel, the conveying channel include master
Body pipe 100 and regulating mechanism, 100 one end of main body tube are passed through filler material, and the other end sprays outward.The regulating mechanism is located at the master
The outlet of body pipe 100, the regulating mechanism include baffle 200, and the regulating mechanism includes driving unit 400, driving unit 400
It is connect with the baffle 200, by driving the baffle 200 to move back and forth, the cross-sectional area of the discharge port can be made
In cyclically-varying.Baffle 200 can play filler material certain barrier effect, and the movement repeatedly of baffle 200 can make spray
The side of filler material out is in wavy.That is, 3D printing nozzle is when printing wavy metope, it is only necessary to along straight
Line moves, and the baffle 200 by constantly moving can print wavy metope, and the travel of 3D printing nozzle subtracts significantly
It is few, the speed of printing is accelerated, the efficiency of printing is improved.
As shown in Figure 1, in the scheme that can implement at one, regulating mechanism may 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 the wall item of output side
In wavy.Multiple wall items form one layer of wall face, and have wavy surface one is faced outwardly, the aesthetics of wall can be increased.
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 driving the baffle 200 to be rotated around the end wall of the main body tube 100.
It can be passed to by the screw rod with circular cone helical gear 500 between driving unit 400 and the shaft of baffle 200 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 may 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
The one-to-one correspondence of baffle 200 is stated, 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 are in periodic wobble, can make the two of which of the wall item of output
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 may 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 sets, 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
Extend.Baffle 200 is hinged with the main body tube 100, can be linked together by way of hinge.The number of driving unit 400
Amount is three, 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 distance between two 200 outer ends of the baffle change；Alternatively, 200 outer end of the baffle is the distance between to the side plate 300
Change.3D printing nozzle provided in this embodiment includes three baffles that can be moved 200, 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 the wall two sides of 200 driving unit 400, formation, then moves horizontally 3D printing nozzle.It can be formed
Another wall item, a plurality of wall item connects one by one forms wall face.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 may 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 distance between relatively described 200 outer end of baffle changes.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, and can print a wall item can after having printed one
It to drive 3D printing nozzle to move in the y-direction, moves repeatedly in this way, row's wall item can be printed, can be controlled along z at this time
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
The baffle 200 that can be controlled in the y-direction moves, and 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 baffle 200 and the end face of the main body tube 100 are slided
Track can be arranged in the side of main body tube 100 in connection, and baffle 200 is slidably connected with track, and baffle 200 slides into main body tube
When 100 outlet, baffle 200 can stop that filler material, the driving unit 400 are 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 that discharge port cross section is all made of in the above embodiments is rectangle, can also be other shapes.
A kind of 3D printing equipment that the utility model embodiment provides, including above-mentioned 3D printing nozzle, printing nozzle can
To print a wall body structure.The quantity that 3D printing nozzle is arranged is multiple, and the row that embarks on journey of multiple 3D printing nozzles
Row.Rows of printing nozzle can disposably print row's wall body structure, to form wall layer, so as to so that wall prints
It is more quick.
Finally it should be noted that：Embodiment described above, only specific embodiment of the present utility model, to illustrate this
The technical solution of utility model, rather than its limitations, the scope of protection of the utility model is not limited thereto, although with reference to aforementioned
The utility model is described in detail in embodiment, it will be understood by those of ordinary skill in the art that：It is any to be familiar with this skill
The technical staff in art field within the technical scope disclosed by the utility model, still can be to the skill recorded in previous embodiment
Art scheme modify or can readily occur in variation or equivalent replacement of some of the technical features；And these modifications,
Variation is replaced, the spirit and model of the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
It encloses, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model is answered described is wanted with right
Subject to the protection domain asked.
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 adjusting 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 for blocking filling
Material is 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 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 for driving institute
Swung is stated, so that the baffle outer end changes to 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 for driving the gear
Plate is swung, so that the distance between two described baffle outer ends change.
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 for driving the gear
Plate is swung, so that the distance between two described baffle outer ends change；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 for driving the gear
Plate is swung, so that the distance between two relatively described baffle outer ends change.
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 driving the baffle 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 includes 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 |
|---|---|---|---|
| CN201820104858.6U CN207972299U (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 |
|---|---|---|---|
| CN201820104858.6U CN207972299U (en) | 2018-01-22 | 2018-01-22 | 3D printing nozzle and 3D printing equipment |
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| Publication Number | Publication Date |
|---|---|
| CN207972299U true CN207972299U (en) | 2018-10-16 |
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ID=63769934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820104858.6U Active CN207972299U (en) | 2018-01-22 | 2018-01-22 | 3D printing nozzle and 3D printing equipment |
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| Country | Link |
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| CN (1) | CN207972299U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108248040A (en) * | 2018-01-22 | 2018-07-06 | 上海言诺建筑材料有限公司 | 3D printing nozzle and 3D printing equipment |
| WO2022077163A1 (en) * | 2020-10-12 | 2022-04-21 | 苏州美梦机器有限公司 | 3d printing device with extrusion port having variable size and control method for 3d printing device |
-
2018
- 2018-01-22 CN CN201820104858.6U patent/CN207972299U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108248040A (en) * | 2018-01-22 | 2018-07-06 | 上海言诺建筑材料有限公司 | 3D printing nozzle and 3D printing equipment |
| WO2022077163A1 (en) * | 2020-10-12 | 2022-04-21 | 苏州美梦机器有限公司 | 3d printing device with extrusion port having variable size and control method for 3d printing device |
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