CN208993101U - 3 D-printing device - Google Patents
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- CN208993101U CN208993101U CN201821679180.0U CN201821679180U CN208993101U CN 208993101 U CN208993101 U CN 208993101U CN 201821679180 U CN201821679180 U CN 201821679180U CN 208993101 U CN208993101 U CN 208993101U
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- inkjet
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Abstract
The utility model discloses a kind of 3 D-printing devices, the 3 D-printing device includes support platform, inkjet mechanism and at least one aspirating mechanism, the inkjet mechanism and aspirating mechanism are respectively arranged at the top of support platform, the aspirating mechanism is arranged close to inkjet mechanism, the inkjet mechanism is used for support platform inkjet printing three-dimension object, and the aspirating mechanism is for aspirating the space around three-dimension object.It is aspirated in the space around three-dimension object that the utility model passes through aspirating mechanism air exercise India and China, promote the air flowing of three-dimension object surrounding space, the temperature of the material of the three-dimension object of inkjet mechanism jet printing is reduced in time, viscosity increases accordingly after so that the material is deposited to support platform, mobility is also deteriorated, and range of scatter becomes smaller；So as to avoid in the three-dimension object of printing, mutual infiltration between the different materials or different colours material of adjacent position improves the printing precision of three-dimension object, enhances the color representation effect of 3 D color object.
Description
Technical field
The utility model relates to three-dimensional printing technology fields, and in particular to a kind of 3 D-printing dress with aspirating mechanism
It sets.
Background technique
Existing three dimensional ink jet printing equipment generally by word vehicle component, support platform and X Y Z three-axis moving system group
At, and word vehicle component generally comprises inkjet mechanism, curing mechanism and straightening mechanism, wherein the inkjet mechanism is generally used for spraying
Multiple material is penetrated to form target three-dimension object, it is described since the multiple material has lower viscosity in injection
Multiple material is in flow regime after being ejected into print platform, and the different materials of adjacent position may be sent out in its intersection
Raw the phenomenon that mutually seeping, to reduce the printing precision of target three-dimension object.
It is common, in three dimensional ink jet printing, generally requires using solid material and backing material and form three-dimension object
The support section of entity part and the support three-dimension object entity part, is deposited on the entity in same scanning process
The solid material and backing material of part and the interface of support section have lower viscosity in injection, thus are ejected into and beat
Solid material and backing material on print platform have preferable mobility, and the solid material and backing material are easy described
The interface of entity part and support section occurs mutually to seep, and the support section later period is caused to remove difficulty greatly and target three-dimensional article
Body surface accuracy reduces.And in colour print, generally require using multiple color material (such as C, M, Y or C, M, Y, K,
In, C full name is Cyan, represents cyan；M full name is Magenta, represents magenta；Y full name is Yellow, represents yellow；K is complete
Referred to as Black represents black) 3 D color object is formed, likewise, be deposited on adjacent position in same scanning process
The material of different colours is easy to happen mutual infiltration, leads to that the color lump obscure boundary of target three-dimension object is clear or color representation is inaccurate
Problem.
Utility model content
In order to overcome the above-mentioned problems of the prior art, the main purpose of the utility model is to provide one kind to prevent
Only adjacent position different materials occur mutually to seep or the 3 D-printing device mutually seeped occurs for the material of adjacent position different colours.
To achieve the goals above, the utility model specifically uses following technical scheme:
The utility model provides a kind of 3 D-printing device, which includes support platform, inkjet mechanism
With at least one aspirating mechanism, the inkjet mechanism and aspirating mechanism are respectively arranged at the top of the support platform, the pumping
It inhales mechanism to be arranged close to the inkjet mechanism, the inkjet mechanism is used for the support platform inkjet printing three-dimension object, institute
Aspirating mechanism is stated for aspirating to the space around the three-dimension object, accelerates the air flowing in the space.
Preferably, the aspirating mechanism includes suction pieces, suction tube and suction generator, and the suction pieces pass through the pumping
Suction pipe is connect with the suction generator.
Preferably, the suction pieces offer cavity, and the upper portion side wall of the suction pieces offers at least one exhaust outlet,
The lower sides of the suction pieces offer air inlet, and the exhaust outlet is connect through the suction tube with the suction generator.
Preferably, the coverage area of the air inlet includes the position of the inkjet mechanism deposition materials.
Preferably, there are two the aspirating mechanism settings, two aspirating mechanisms are respectively arranged at the inkjet mechanism
Two sides.
Preferably, the 3 D-printing device further includes straightening mechanism, and the straightening mechanism includes straightener roll, the smoothing
Roller is rotatably dispose in the top of the support platform, and the material for spraying the inkjet mechanism is smoothed.
Preferably, there are two the aspirating mechanism settings, two aspirating mechanisms are respectively arranged at the inkjet mechanism
Two sides, and one of them described aspirating mechanism is between the inkjet mechanism and the straightening mechanism, the straightener roll
With the tangential direction of material position towards the aspirating mechanism between the inkjet mechanism and the straightening mechanism.
Preferably, the aspirating mechanism is set between the straightening mechanism and the inkjet mechanism, the straightener roll with
The tangential direction of material position is towards the aspirating mechanism.
Preferably, the aspirating mechanism offers at least one air inlet, is located at the straightening mechanism and the ink jet printer
The coverage area of aspirating mechanism at least one air inlet between structure includes the region of straightener roll and material to be smoothed, and is used
In the suction force obliquely to material the to be smoothed generation one contacted with the straightener roll along the straightener roll direction of rotation.
Preferably, the inkjet mechanism is set between the straightening mechanism and the aspirating mechanism.
Preferably, the 3 D-printing device further includes word vehicle, and the word vehicle is movably set in the upper of the support platform
Side, the inkjet mechanism, aspirating mechanism and straightening mechanism are respectively arranged on the word vehicle.
Compared with the prior art, the utility model is provided with aspirating mechanism, by the aspirating mechanism to printing
Space around three-dimension object is aspirated, and is promoted the air flowing of three-dimension object surrounding space, is conducive to reduce spray in time
The temperature of the material of the three-dimension object of black mechanism jet printing, viscosity increases accordingly after so that the material is deposited to support platform, stream
Dynamic property is also deteriorated, and range of scatter becomes smaller；So as to avoid in the three-dimension object of printing, the different materials or difference of adjacent position
Mutual infiltration between color material, improves the printing precision of three-dimension object, enhances the color representation effect of 3 D color object.
Detailed description of the invention
Fig. 1 is the 3 D-printing apparatus structure schematic diagram of the utility model embodiment；
Fig. 2 is the suction pieces perspective view of the utility model embodiment；
Fig. 3 is the suction pieces sectional view of the utility model embodiment；
Fig. 4 is the suction pieces sectional view of another embodiment of the utility model；
Fig. 5 is the 3 D-printing apparatus structure schematic diagram of another embodiment of the utility model；
Fig. 6 is the utility model embodiment suction piece configuration schematic diagram；
Fig. 7 is the suction piece configuration schematic diagram of another embodiment of the utility model；
Fig. 8 is the 3 D-printing apparatus structure schematic diagram of another embodiment of the utility model；
The flight path schematic diagram of the ink droplet of inkjet mechanism injection when Fig. 9 (a), Fig. 9 (b) are not set aspirating mechanism；
Figure 10 (a), 10 (b) for inkjet mechanism side be arranged aspirating mechanism when inkjet mechanism injection ink droplet flight rail
Mark schematic diagram；
Figure 11 (a), 11 (b) are the winged of the ink droplet of inkjet mechanism injection when aspirating mechanism is respectively set in inkjet mechanism two sides
Row track schematic diagram；
Figure 12 is the 3 D-printing apparatus structure schematic diagram of another embodiment of the utility model；
In figure:
1, support platform；
2, word vehicle；
3, inkjet mechanism；
4, aspirating mechanism；
41, suction pieces；
410, cavity；
411, exhaust outlet；
412, air inlet；
42, suction tube；
43, suction generator；
5, straightening mechanism；
51, straightener roll；
52, scraping blade；
53, waste ink slot；
6, three-dimension object；
61, entity portion；
62, support portion；
7, curing mechanism.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit this reality novel.
It should be noted that in the present invention, the nouns of locality such as upper and lower, left and right are visual angle with Figure of description 5
To describe.
As shown in Figure 1, the embodiments of the present invention disclose a kind of 3 D-printing device, which includes
Support platform 1, word vehicle 2, inkjet mechanism 3, aspirating mechanism 4 and straightening mechanism 5.Wherein, word vehicle 2 is movably set in support platform 1
Top, straightening mechanism 5 is set to the side in word vehicle 2, and aspirating mechanism 4 is set to the other side in word vehicle 2, inkjet mechanism 3
It is set in word vehicle 2 and between straightening mechanism 5 and aspirating mechanism 4.Inkjet mechanism 3 includes at least a solid material channel
With a backing material channel, inkjet mechanism 3 passes through branch by solid material channel injection solid material to support platform 1
Timbering material channel injection backing material is to support platform 1, to print the entity portion 61 for forming three-dimension object 6 in support platform 1
With support portion 62.Straightening mechanism 5 is smoothed for the entity portion 61 of the three-dimension object 6 for India and China of fighting each other and support portion 62；Suction
Mechanism 4 is aspirated in the space for around the three-dimension object for India and China of fighting each other；Word vehicle 2 is for driving inkjet mechanism 3, aspirating mechanism
4 and straightening mechanism 5 moved back and forth in X direction to complete the printing of three-dimension object.
In the process of printing a three-dimensional object, by aspirating mechanism 4 to the space around the three-dimension object printed
It is aspirated, promotes the air flowing of three-dimension object surrounding space, be conducive to reduce the three of inkjet mechanism jet printing in time
The temperature of the material of object is tieed up, viscosity increases accordingly after so that the material is deposited to support platform, and mobility is also deteriorated, and spreads model
It encloses and becomes smaller；So as to avoid in the three-dimension object of printing, mutual infiltration between the different materials or different colours material of adjacent position,
The printing precision for improving three-dimension object enhances the color representation effect of 3 D color object.
Aspirating mechanism 4 includes suction pieces 41, suction tube 42 and suction generator 43.Wherein, suction pieces 41 are set to word vehicle 2
And it is located at side of the inkjet mechanism 3 far from straightening mechanism 5；Suction pieces 41 are connect by suction tube 42 with suction generator 43.It takes out
Inhaling generator 43 can be suction pump.
As shown in Fig. 2, suction pieces 41 offer cavity 410, the upper portion side wall of suction pieces 41 offers at least one exhaust
Mouth 411, the lower sides of suction pieces 41 offer air inlet 412.Exhaust outlet 411 is connected by suction tube 42 and suction generator 43
It connects.
In the present embodiment, exhaust outlet 411 is opened in the top of suction pieces 41, and air inlet 412 is opened up towards support platform 1
Side wall in the bottom of suction pieces 41, and 412 two sides of air inlet is respectively perpendicular to support platform 1.And in other embodiments, row
Port 411 also can be set in the side of suction pieces 41.The side wall of 412 two sides of air inlet can also be not orthogonal to support platform 1,
And air inlet 412 is opened bigger as far as possible, while exhaust outlet 411 can also be opened up in the both ends of the surface of suction pieces 41, to increase gas
Body flow, as shown in Figure 3.Or air inlet 412 is opened in the lower part of suction pieces 41 towards 3 side of inkjet mechanism, such as Fig. 4 institute
Show.
Straightening mechanism 5 includes straightener roll 51, scraping blade 52 and waste ink slot 53.Wherein, waste ink slot 53 is fixedly installed on word vehicle 2
Interior, straightener roll 51 is rotatably dispose in word vehicle 2.Scraping blade 52 is obliquely installed, and one end of scraping blade 52 is connect with waste ink slot 53, scraping blade
52 other end is abutted with straightener roll 51, wherein the level height of one end that scraping blade 52 is abutted with straightener roll 51 is higher than scraping blade 52
The level height of the one end being connect with waste ink slot 53.
When word vehicle 2 drives inkjet mechanism 3, aspirating mechanism 4 and straightening mechanism 5 to be moved back and forth in the X direction to realize ink-jet
When printing three-dimension object.Wherein, when word vehicle 2 moves along -X direction and executes inkjet printing, 3 blasting materials of inkjet mechanism to branch
It supports on platform 1.With the movement of word vehicle 2, the straightener roll 51 in the straightening mechanism 5 on rear side of 3 moving direction of inkjet mechanism is set
It is rotated in a clockwise direction and injection is smoothed in the material in support platform 1, scraping blade 52 is taken out of when smoothing straightener roll 51
Excess stock scrape into waste ink slot 53.Meanwhile aspirating mechanism 4 by suction pieces 41 to support platform 1 and inkjet mechanism 3 it
Between space aspirated, with accelerate the space between support platform 1 and inkjet mechanism 3 air flowing, make inkjet mechanism 3 spray
The material being incident upon in support platform 1 can cool down rapidly.When word vehicle 2 moves in X direction, straightening mechanism 5 is located at inkjet mechanism 3
The front side of moving direction, at this point, straightening mechanism 5 cannot spray inkjet mechanism 3 when moving in the X direction and executing inkjet printing
The material penetrated is smoothed.It therefore, can also be only when word vehicle be moved along -X direction in order to guarantee the formed precision of three-dimension object
Inkjet printing is executed, a straightening mechanism 5, the smoothing added can also be also provided in the left side (-X direction side) of inkjet mechanism 3
The material that inkjet mechanism 3 sprays when word vehicle 2 moves in X direction and executes inkjet printing in mechanism 5 is smoothed, and is added at this time
Straightening mechanism 5 straightener roll 51 along rotation counterclockwise.
As shown in figure 5, in the present embodiment, aspirating mechanism 4 is set to the utility model discloses another embodiment
Between inkjet mechanism 3 and straightening mechanism 5, the direction of rotation of straightener roll 51 is towards aspirating mechanism 4, i.e. straightener roll 51 and material
Towards aspirating mechanism 4, the air inlet 412 of aspirating mechanism 4 is also used to contacting with the straightener roll 51 tangential direction of position
Material to be smoothed generates a suction force obliquely along 51 direction of rotation of straightener roll.
In the prior art, when the material layer that straightening mechanism deposits inkjet mechanism is smoothed, straightening mechanism is taken away extra
The ability of material is determined by print speed, straightener roll rotation speed, smoothing roller diameter etc..When excess stock amount is more than in material layer
When the straightening mechanism takes away the ability of excess stock, straightening mechanism can generate pushing phenomenon relative to material layer, thus further
Influence the printing precision or color representation effect of target three-dimension object.
In the present embodiment, inkjet mechanism 3, aspirating mechanism 4 and straightening mechanism 3 is driven to move back and forth in the X direction in word vehicle 2
When realizing inkjet printing three-dimension object, aspirating mechanism 4 generates one along smoothing to the material to be smoothed contacted with straightener roll 51
The suction force obliquely of 51 direction of rotation of roller makes the material to be smoothed by the suction force be easier to be leveling roller 51 and take away,
The ability that straightener roll takes away excess stock is improved, straightener roll 51 is avoided to elapse when taking away the scarce capacity of excess stock
Phenomenon, and then improve three-dimension object printing precision.
Smoothing effect is consistent when in order to make straightener roll 51 execute smoothing to the material being deposited in support platform 1, then needs
So that aspirating mechanism 4 applies a uniform suction force to the material contacted with straightener roll 41.Therefore, it in the present embodiment, will take out
The length for inhaling the air inlet 412 on part 41 is set greater than the length of straightener roll 51.
As shown in Figure 6, Figure 7, the length D of air inlet 412 in the Y direction is greater than the length d of straightener roll 51 in the Y direction,
That is the corresponding aspiration ranges of air inlet 412 of aspirating mechanism 4 are completely covered the region that straightener roll 51 is smoothed, thus with smoothing
The material to be smoothed that roller 51 contacts is by uniform suction force.Further, in the present embodiment, the coverage area of air inlet 412
Region including straightener roll 51 and material to be smoothed, that is, the region of straightener roll 51 and material to be smoothed be included in into
In region between the extended line of the side wall of port 412.So as to generate biggish pumping to the material contacted with straightener roll 51
Suction is to improve the ability that the straightener roll 51 takes away excess stock.Further, in order to enable aspirating mechanism 4 is simultaneously to ink-jet
The side of mechanism 3 and the side of straightening mechanism 5 are aspirated, and the coverage area of air inlet 412 further includes that inkjet mechanism 3 deposits material
The position of material.Therefore, the air inlet 412 that angle between one side wall is obtuse angle only can be set in the bottom of suction pieces 41,
Can the bottom of suction pieces 41 the left and right sides towards the region and inkjet mechanism of straightener roll 51 and material to be smoothed 3
An air inlet is respectively set in the position of deposition materials.
The 3 D-printing device of the present embodiment can not only reduce the three-dimensional article that inkjet mechanism 3 is injected in support platform in time
Body material additionally aids straightener roll 51 and takes away excess stock to avoid the generation pushing phenomenon of straightener roll 51, improves three-dimension object
Printing precision.
As shown in figure 8, in the present embodiment, there are two take out for setting the invention also discloses another embodiment
Mechanism 4 is inhaled, which is respectively arranged at the two sides of inkjet mechanism 3, and one of aspirating mechanism 4 is located at spray
Between black mechanism 3 and straightening mechanism 5, pumping of the direction of rotation direction of straightener roll 51 between inkjet mechanism 3 and straightening mechanism 5
Mechanism 4 is inhaled, i.e., the tangential direction of straightener roll 51 and material position is towards between inkjet mechanism 3 and straightening mechanism 5
Aspirating mechanism 4.On different Print directions, it is only located at the aspirating mechanism 4 on rear side of 3 moving direction of inkjet mechanism and executes suction work
Make.Specifically such as: when word vehicle 2 drives inkjet mechanism 3, aspirating mechanism 4 and straightening mechanism 5 to be printed along -X direction, being located at ink-jet
Aspirating mechanism 4 on rear side of 3 moving direction of mechanism is aspirated.Word vehicle 2 drives inkjet mechanism 3, aspirating mechanism 4 and straightening mechanism 5
When being printed in X direction, the aspirating mechanism 4 on rear side of 3 moving direction of inkjet mechanism is aspirated.Wherein, two suctions
Mechanism 4 can share a suction generator 43, and suction tube 42 is connected to two suction pieces 41 respectively by triple valve.Alternatively,
Two aspirating mechanisms 4 can also respectively include suction generator 43 and suction tube 42.
As shown in Fig. 9 (a), 9 (b), when not set aspirating mechanism 4 on word vehicle 2, inkjet mechanism 3 moves simultaneously along -X direction
When executing inkjet printing, inkjet mechanism 3 is V0 along the speed that -X direction moves, then equally has from the ink droplet that inkjet mechanism 3 sprays
There is the speed V0 along -X direction, then ink droplet is in the forward position movement in a curve as shown in the figure for depositing to support platform 1, i.e. droplet deposition
Physical location and inkjet mechanism 3, which spray, has displacement L (for ease of description a, the utility model between the position of ink droplet
In do not consider the effect of air drag).When mobile and when executing inkjet printing, the ink jet printer with speed V0 in X direction of inkjet mechanism 3
Structure 3 sprays the physical location of the droplet deposition of the same position injection of ink droplet when moving along -X direction and inkjet mechanism 3 sprays
Also there is a displacement L between the position of ink droplet；And two displacement L offset is contrary, i.e., in reciprocal print procedure
Offset between the ink droplet of same position injection is 2L.
As shown in Figure 10 (a), figure (b), when an aspirating mechanism 4 is arranged in the left side of inkjet mechanism 3 (-X direction side),
Inkjet mechanism 2 is moved along -X direction with speed V0 and the ink droplet that sprays when executing inkjet printing equally has the speed along -X direction
V0, and the aspirating mechanism 4 that 3 left side of inkjet mechanism is arranged in can apply a power to ink droplet in the-x direction, then ink droplet is flying
During there is an acceleration a along -X direction, i.e. ink droplet is gradually increased along the speed of -X direction, then droplet deposition position
And it is L ' that inkjet mechanism 3, which sprays the offset between the position of the ink droplet,.But in inkjet mechanism 3 in X direction with speed V0 shifting
When moving and executing inkjet printing, aspirating mechanism 4 still applies the power along -X direction to ink droplet, then process of the ink droplet in flight
In there is an acceleration a along -X direction, i.e. the speed of ink droplet in X direction is gradually reduced, then droplet deposition position and ink-jet
It is l that the offset between the position of the ink droplet is sprayed by mechanism 3；The offset direction of two offsets L ' and l are on the contrary, wherein L ' is greater than
L, l are less than L, offset of the inkjet mechanism 3 between the position that the ink droplet that same position sprays is deposited in reciprocal print procedure
For l+L '.Wherein, it has same effect when right side (the X-direction side) of inkjet mechanism 3 is arranged in aspirating mechanism 4, refuses herein
It repeats；
As shown in Figure 11 (a), Figure 11 (b), an aspirating mechanism 4, two pumpings are respectively arranged in the two sides of inkjet mechanism 2
Mechanism 4 is inhaled to be aspirated when word vehicle 2 is moved along different directions respectively.Specifically, setting is in 3 right side (X-direction of inkjet mechanism
Side) aspirating mechanism 4 aspirated when word vehicle 2 is moved along -X direction, the pumping in the left side of inkjet mechanism 3 (-X direction side) is set
Mechanism 4 is inhaled to be aspirated when word vehicle 2 moves in X direction.Then inkjet mechanism 3 is moved with speed V0 along -X direction and executes ink-jet
The ink droplet sprayed when printing has the speed V0 along -X direction, and aspirating mechanism 4 applies a power in X direction to the ink droplet,
Then ink droplet has an acceleration a in X direction in flight course, i.e. ink droplet is gradually reduced along the speed of -X direction, then black
Drip the offset L that the offset l of deposition position in the X direction is less than ink droplet when not set aspirating mechanism 4.And inkjet mechanism
3 have a speed V0 in X direction in X direction with the ink droplets that speed V0 is mobile and while executing inkjet printing sprays, and aspirating mechanism 4
Apply the power along -X direction to ink droplet, then ink droplet has an acceleration a along -X direction, i.e. ink droplet in flight course
Speed in X direction is gradually reduced, then the offset of ink droplet when droplet deposition position offset l is less than not set aspirating mechanism 4
L；The offset of two displacements it is contrary, i.e., the offset in reciprocal print procedure between the ink droplet of same position injection is
2l；
In summary, 2l is less than 2L and L '+l.
There are two aspirating mechanism 4, two aspirating mechanisms 4 are separately positioned on the two sides of inkjet mechanism 3 for the present embodiment setting.?
On different Print directions, it is only located at the aspirating mechanism 4 on rear side of 3 moving direction of inkjet mechanism and executes suction operation, so as to
When executing bi-directional printing, reduction inkjet mechanism 3 executes inkjet printing in different directions, in the ink droplet of same position injection
Drop point site offset, be conducive to improve three-dimension object printing precision.
In addition, the aspirating mechanism 4 between inkjet mechanism 3 and straightening mechanism 5 is also used to generate at work an edge
The suction force obliquely of 51 direction of rotation of straightener roll makes the material to be smoothed by the suction force be easier to be leveling 51 band of roller
It walks, improves the ability that straightener roll takes away excess stock, straightener roll 51 is avoided to push away when taking away the scarce capacity of excess stock
The phenomenon that shifting, and then improve three-dimension object printing precision.
As shown in figure 12, the invention also discloses another embodiments, further include curing in the present embodiment
Structure 7, curing mechanism 7 are set to the side in word vehicle 2 and being located at straightening mechanism 5.By the curing mechanism 7 to 5 school of straightening mechanism
Material after flat is solidified.
In printing three-dimension object, when word vehicle 2 drives inkjet mechanism 3, aspirating mechanism 4, straightening mechanism 5 and curing mechanism 7
When being moved relative to support platform 1 along -X direction, 3 blasting materials of inkjet mechanism to support platform 1, straightener roll 51 to the material into
Row smoothing, the material after 7 pairs of curing mechanism smoothings solidify.Wherein, printed material can be ultraviolet photocureable material, solidification
Mechanism 7 can be ultraviolet radiation device etc., and the 3 D-printing device of the present embodiment can equally carry out unidirectional printing according to demand
Or bi-directional printing.
The invention also discloses another embodiments, and in the present embodiment, which is that colour is beaten
Printing equipment is set, it may be assumed that inkjet mechanism 3 includes the solid material channel of multiple injection different colours materials.
Further, inkjet mechanism 3 can be set C (blue-green), M (magenta), Y (yellow), in K (black) four not
With the color material channel of color, be also based on Method of printing needs to be provided with white material channel and transparent material channel
And backing material channel.Multiple material passages when word vehicle 2 is mobile relative to support platform 1 blasting materials to support platform 1
On.Likewise, straightening mechanism 5 smooths material, the material after 7 pairs of curing mechanism smoothings solidifies, and aspirating mechanism 4 is right
The surrounding space of three-dimension object in printing is aspirated.
In the present embodiment, inkjet mechanism 3 includes the channel of multiple injection different colours materials to realize three-dimensional colour object
Printing, and aspirating mechanism 4 can be arranged according to any set-up mode as described above, to inkjet mechanism 3 and support platform 1 it
Between space aspirated, thus improve the three-dimension object printing precision and/or improve 3 D color object color table
Existing effect.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should
It is subject to the protection scope in claims.
Claims (11)
1. a kind of 3 D-printing device, which is characterized in that including support platform, inkjet mechanism and at least one aspirating mechanism, institute
It states inkjet mechanism and aspirating mechanism is respectively arranged at the top of the support platform, the aspirating mechanism is close to the inkjet mechanism
Setting, the inkjet mechanism are used for the support platform inkjet printing three-dimension object, and the aspirating mechanism is used for described three
Space around dimension object is aspirated, and the air flowing in the space is accelerated.
2. 3 D-printing device according to claim 1, which is characterized in that the aspirating mechanism includes suction pieces, suction
Pipe and suction generator, the suction pieces are connect by the suction tube with the suction generator.
3. 3 D-printing device according to claim 2, which is characterized in that the suction pieces offer cavity, the pumping
The upper portion side wall for inhaling part offers at least one exhaust outlet, and the lower sides of the suction pieces offer air inlet, the exhaust
Mouth is connect through the suction tube with the suction generator.
4. 3 D-printing device according to claim 3, which is characterized in that the coverage area of the air inlet includes described
The position of inkjet mechanism deposition materials.
5. 3 D-printing device according to claim 1, which is characterized in that there are two the aspirating mechanism settings, and two
The aspirating mechanism is respectively arranged at the two sides of the inkjet mechanism.
6. 3 D-printing device according to claim 1, which is characterized in that the 3 D-printing device further includes levelling machine
Structure, the straightening mechanism include straightener roll, and the straightener roll is rotatably dispose in the top of the support platform, for the spray
The material of black mechanism injection is smoothed.
7. 3 D-printing device according to claim 6, which is characterized in that there are two the aspirating mechanism settings, and two
The aspirating mechanism is respectively arranged at the two sides of the inkjet mechanism, and one of them described aspirating mechanism is located at the ink-jet
Between mechanism and the straightening mechanism, the tangential direction of the straightener roll and material position is towards positioned at the inkjet mechanism
With the aspirating mechanism between the straightening mechanism.
8. 3 D-printing device according to claim 6, which is characterized in that the aspirating mechanism is set to the levelling machine
Between structure and the inkjet mechanism, the tangential direction of the straightener roll and material position is towards the aspirating mechanism.
9. according to any 3 D-printing device of claim 7 or 8, which is characterized in that the aspirating mechanism offer to
Lack an air inlet, at least one air inlet of aspirating mechanism between the straightening mechanism and the inkjet mechanism covers
Lid range includes the region of straightener roll and material to be smoothed, for generating to the material to be smoothed contacted with the straightener roll
One suction force obliquely along the straightener roll direction of rotation.
10. 3 D-printing device according to claim 6, which is characterized in that the inkjet mechanism is set to the smoothing
Between mechanism and the aspirating mechanism.
11. 3 D-printing device according to claim 6, which is characterized in that the 3 D-printing device further includes word vehicle,
The word vehicle is movably set in the top of the support platform, and the inkjet mechanism, aspirating mechanism and straightening mechanism are respectively set
In on the word vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821679180.0U CN208993101U (en) | 2018-10-16 | 2018-10-16 | 3 D-printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821679180.0U CN208993101U (en) | 2018-10-16 | 2018-10-16 | 3 D-printing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208993101U true CN208993101U (en) | 2019-06-18 |
Family
ID=66803840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821679180.0U Active CN208993101U (en) | 2018-10-16 | 2018-10-16 | 3 D-printing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208993101U (en) |
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2018
- 2018-10-16 CN CN201821679180.0U patent/CN208993101U/en active Active
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