CN106273512A - Continuance lifting photocuring oxygen flow shaped device - Google Patents
Continuance lifting photocuring oxygen flow shaped device Download PDFInfo
- Publication number
- CN106273512A CN106273512A CN201610892168.7A CN201610892168A CN106273512A CN 106273512 A CN106273512 A CN 106273512A CN 201610892168 A CN201610892168 A CN 201610892168A CN 106273512 A CN106273512 A CN 106273512A
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- Prior art keywords
- oxygen
- oxygen flow
- printing opacity
- layer
- storage tank
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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
-
- 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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
Abstract
The invention discloses a kind of continuance lifting photocuring oxygen flow shaped device, belong to photocuring 3D printing equipment technical field, including the resin storage tank for holding photosensitive resin, it is positioned at the printing opacity oxygen flow film/layer bottom resin storage tank, is arranged on the print platform above resin storage tank and is arranged on the projection arrangement below resin storage tank, wherein, resin storage tank is internally provided with oxygen groove, oxygen groove is hollow structure, inside is filled with oxygen, the upper end of oxygen groove and side seal, bottom end opening and contacting with printing opacity oxygen flow film/layer；Continuance lifting photocuring oxygen flow shaped device also includes driving printing opacity oxygen flow film/layer driving means of movement below oxygen groove.Compared with prior art, present invention achieves the continuous oxygen supply in printing opacity oxygen flow film/layer surface, solving that the solidification of blind area resin, printout are bonding with printing opacity oxygen flow film/layer cannot the problem of curing molding continuously, and there is the service life extending printing opacity oxygen flow film/layer, improve the advantages such as CLIP photocuring printout success rate.
Description
Technical field
The present invention relates to photocuring 3D printing equipment technical field, particularly to a kind of continuance lifting photocuring oxygen flow molding
Device.
Background technology
3D printing is the one of rapid shaping technique, and rapid shaping technique need not special instrument and mould, has pole
Big flexibility, and manufacturing technology steps is simple, and during single-piece production, the manufacturing speed of product is fast, when can shorten product development
Between, reduce development cost.
Liquid level produces (CLIP) technology continuously is a kind of rapid shaping technique that latest developments are got up, and its principle is: bottom
Being provided with ultraviolet light projection arrangement, the photosensitive resin solidification in raw material tank made way for by ultraviolet light, and oxygen quenching solidifies, bottom raw material tank
Being provided with printing opacity oxygen flow film/layer, this printing opacity oxygen flow film/layer can be with printing opacity simultaneously through oxygen, the liquid resin bottom raw material tank
Keep stable Liquid region (blind area) due to contact oxygen, this ensures that there the seriality of solidification.This technology is the heaviest
Two advantages wanted, one is print speed near subversiveness degree, faster than traditional 3D printer 25～100 times；Separately
Outer one is can be infinitely fine and smooth on theory of hierarchies.
This technology it is critical only that bottom printing opacity oxygen flow film/layer, it is compound, be possible not only to printing opacity and also can be saturating
Cross oxygen, the tiny or structure of porous can be printed.But, when printing bigger printout, in printing opacity oxygen flow film/layer, oxygen cannot obtain
To persistently supplementing, make blind area resin solidification, and printout is the most bonding with printing opacity oxygen flow film/layer, finally cannot be solidified into continuously
Type, causes printing opacity oxygen flow film/layer aging simultaneously, reduces service life.
Summary of the invention
The technical problem to be solved in the present invention there is provided a kind of continuance lifting photocuring oxygen flow shaped device, it is achieved that right
The continuous oxygen supply in printing opacity oxygen flow film/layer surface, solves the solidification of blind area resin, printout is bonding with printing opacity oxygen flow film/layer cannot connect
The problem of continuous curing molding, extends the service life of printing opacity oxygen flow film/layer, improves CLIP photocuring printout success rate.
For solving above-mentioned technical problem, the present invention provides technical scheme as follows:
Continuance lifting photocuring oxygen flow shaped device, including the resin storage tank for holding photosensitive resin, is positioned at described resin
The printing opacity oxygen flow film/layer of trench bottom, it is arranged on the print platform above described resin storage tank and is arranged on below described resin storage tank
Projection arrangement, wherein: described resin storage tank is internally provided with oxygen groove, described oxygen groove is hollow structure, and inside is filled with oxygen,
The upper end of described oxygen groove and side seal, the bottom end opening of described oxygen groove and contacting with described printing opacity oxygen flow film/layer；
Described continuance lifting photocuring oxygen flow shaped device also includes driving described printing opacity oxygen flow film/layer at described oxygen groove
Lower section movement driving means, described driving means can be laminating friction-driven or pass through connecting rod directly drive etc. each
Plant driving means.
Preferably, described oxygen groove is fixed in described resin storage tank, and described printing opacity oxygen flow film/layer is only fitted in described resin
The bottom of groove, described driving means is positioned at the bottom of described printing opacity oxygen flow film/layer, printing opacity oxygen flow film/layer described in drive connection, from
And cause the different piece of described printing opacity oxygen flow film/layer to contact with described oxygen groove, when described printing opacity oxygen flow film/layer surface oxygen
When concentration is relatively low, oxygen is diffused to described printing opacity oxygen flow film/layer surface by described oxygen groove so that described printing opacity oxygen flow film/layer
Surface blind region stable existence.
Further, described driving means is to be arranged on a pair roller of described oxygen groove both sides, the top of described roller
Higher than the bottom of described oxygen groove, make the printing opacity oxygen flow film/layer between described roller deform upon, strengthen described oxygen groove
Sealing.
Preferably, described printing opacity oxygen flow film/layer is fixing with the sidewall of described resin storage tank to be connected, described oxygen groove and resin storage tank
Individually fixing, described in described driving means drive connection, the sidewall of resin storage tank, the movement of described sidewall, drive described printing opacity
Oxygen flow film/layer moves, it is achieved the continuous oxygen supply in described printing opacity oxygen flow film/layer surface.
Preferably, described resin storage tank also includes being positioned at described resin storage tank center and fixing even with described printing opacity oxygen flow film/layer
The axis connect, described axis is provided with axle sleeve, and described oxygen groove two ends are separately fixed at the sidewall of described resin storage tank and described
On axle sleeve, axis described in described driving means drive connection, described axis drives the motion of described printing opacity oxygen flow film/layer, makes described
Printing opacity oxygen flow film/layer surface blind region stable existence.
Further, described resin storage tank is square structure, and described driving means drives described printing opacity oxygen flow film/layer level side
To reciprocating motion, it is ensured that described printing opacity oxygen flow film/layer completely attaches to described oxygen groove.
Further, described resin storage tank is circular configuration, and described driving means drives described printing opacity oxygen flow film/layer horizontal plane
Interior rotary motion, it is ensured that described printing opacity oxygen flow film/layer completely attaches to described oxygen groove.
For oxygen concentration in the described oxygen groove of guarantee, described oxygen groove is connected by oxygen channel oxygenate apparatus, described
Being provided with barostat between oxygen groove and oxygenate apparatus, described oxygen groove internal pressure is 0.1～10MPa.
Preferably, described oxygen groove quantity is one or more；
Described printing opacity oxygen flow film/layer is oxygen flow silica gel.
The method have the advantages that
The invention discloses a kind of continuance lifting photocuring oxygen flow shaped device, including the resin for holding photosensitive resin
Groove, it is positioned at the printing opacity oxygen flow film/layer bottom resin storage tank, is arranged on the print platform above resin storage tank and is arranged on below resin storage tank
Projection arrangement, wherein: resin storage tank is internally provided with oxygen groove, oxygen groove is hollow structure, and inside is filled with oxygen, oxygen groove
Upper end and side seal, bottom end opening and contacting with printing opacity oxygen flow film/layer；Continuance lifting photocuring oxygen flow shaped device also wraps
Include driving printing opacity oxygen flow film/layer driving means of movement below oxygen groove.When driving means drives printing opacity oxygen flow film/layer to move
Time, oxygen groove bottom contacts with printing opacity oxygen flow film/layer surface diverse location, and when printing opacity oxygen flow film/layer surface, oxygen concentration is relatively low
Time, oxygen can diffuse to printing opacity oxygen flow film/layer surface automatically, it is achieved that the continuous oxygen supply in printing opacity oxygen flow film/layer surface, can be the most anti-
Only blind area photosensitive resin solidification, thus prevent printout and printing opacity oxygen flow film/layer adhesion, improve making of printing opacity oxygen flow film/layer
With the life-span, further increase the success rate of CLIP photocuring printout.To sum up, the present invention not only achieves printing opacity oxygen flow
The continuous oxygen supply in film/layer surface, solves the solidification of blind area resin, printout is bonding with printing opacity oxygen flow film/layer finally cannot consolidate continuously
The problem of chemical conversion type, and there is the service life extending printing opacity oxygen flow film/layer, improve CLIP photocuring printout success rate etc.
Advantage.
Accompanying drawing explanation
Fig. 1 is the structural representation of the continuance lifting photocuring oxygen flow shaped device of the embodiment of the present invention one；
Fig. 2 is a kind of sectional view of the continuance lifting photocuring oxygen flow shaped device oxygen groove of the present invention；
Fig. 3 is the structural representation of the continuance lifting photocuring oxygen flow shaped device of the embodiment of the present invention two；
Fig. 4 is the structural representation of the continuance lifting photocuring oxygen flow shaped device of the embodiment of the present invention three；
Fig. 5 is the structural representation of the continuance lifting photocuring oxygen flow shaped device of the embodiment of the present invention four；
Fig. 6 is the structural representation of the continuance lifting photocuring oxygen flow shaped device of the embodiment of the present invention five.
Detailed description of the invention
For making the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.
The present invention provides a kind of continuance lifting photocuring oxygen flow shaped device, as shown in figures 1 to 6, including photosensitive for holding
The resin storage tank of resin 10, is positioned at the printing opacity oxygen flow film/layer 11 bottom resin storage tank, is arranged on print platform 8 He above resin storage tank
Being arranged on the projection arrangement 12 below resin storage tank, wherein: resin storage tank is internally provided with oxygen groove 5, oxygen groove 5 is hollow structure,
Inside is filled with oxygen, and the upper end of oxygen groove 5 and side seal, bottom end opening and contacting with printing opacity oxygen flow film/layer 11；
Continuance lifting photocuring oxygen flow shaped device also includes driving printing opacity oxygen flow film/layer 11 to move below oxygen groove 5
Driving means.
The invention discloses a kind of continuance lifting photocuring oxygen flow shaped device, drive printing opacity oxygen flow by driving means
Film/layer moves below oxygen groove, and oxygen groove bottom contacts with printing opacity oxygen flow film/layer surface diverse location, it is achieved printing opacity oxygen flow
The continuous oxygen supply in film/layer surface, can effectively prevent blind area photosensitive resin solidification, thus prevent printout from gluing with printing opacity oxygen flow film/layer
Even, improve the service life of printing opacity oxygen flow film/layer, further increase the success rate of CLIP photocuring printout；The present invention
Continuance lifting photocuring oxygen flow shaped device not only achieve the continuous oxygen supply in printing opacity oxygen flow film/layer surface, solve blind area
Resin solidification, printout bonding with printing opacity oxygen flow film/layer finally cannot the problem of curing molding continuously, and there is prolongation printing opacity
In the service life of oxygen flow film/layer, improve the advantages such as CLIP photocuring printout success rate.
With five specific embodiments, technical scheme is described in detail below.
Embodiment one:
As depicted in figs. 1 and 2, in the present embodiment, resin storage tank 114 is circular configuration, and two oxygen grooves 5 are fixed on resin storage tank
On the sidewall 104 of 114, printing opacity oxygen flow film/layer 11 is only fitted in the bottom of resin storage tank 114, driving means be positioned at printing opacity oxygen permeation membrane/
The bottom of layer 11, drive connection printing opacity oxygen flow film/layer 11 rotary motion in horizontal plane, thus cause printing opacity oxygen flow film/layer 11
Different piece contact with oxygen groove 5, when printing opacity oxygen flow film/layer 11 surface oxygen concentration is relatively low, oxygen is spread by oxygen groove 5
To printing opacity oxygen flow film/layer 11 surface so that printing opacity oxygen flow film/layer 11 surface blind region stable existence.
When projection arrangement 12 is projected out the ultraviolet light beam that sets, ultraviolet light beam is irradiated to what print platform 8 bottom connected
On printout 9, irradiation area photosensitive resin 10 is made to solidify, but due to the existence of oxygen in blind area so that blind area photosensitive resin 10
Can not solidify, can effectively prevent printout 9 bonding with printing opacity oxygen flow film/layer 11, improve the success rate printed.
In the present embodiment, as in figure 2 it is shown, driving means can be to be arranged on a pair roller 13 of oxygen groove 5 both sides, roller
Son 13 connects has motor, when motor driven roller 13 rotates so that the horizontal rotation in surface of printing opacity oxygen flow film/layer 11, it is achieved thoroughly
The continuous oxygen supply in light oxygen flow film/layer 11 surface.Preferably, the top of roller 13 higher than the bottom of oxygen groove 5, make to be positioned at roller 13 it
Between printing opacity oxygen flow film/layer 11 deform upon, strengthen oxygen groove 5 sealing.
In the present embodiment, the type of drive of driving means can be laminating friction-driven or directly be driven by connecting rod
Deng.
Embodiment two:
As it is shown on figure 3, in the present embodiment, resin storage tank 214 is square structure；Driving means drive connection printing opacity oxygen permeation membrane/
Layer 11 moves back and forth in the horizontal direction, and remaining technical characteristic is identical with embodiment one.
In the present embodiment, the type of drive of driving means can be laminating friction-driven or directly be driven by connecting rod
Deng.
Embodiment three:
As shown in Figure 4, in the present embodiment, resin storage tank 314 is circular configuration, printing opacity oxygen flow film/layer 11 and resin storage tank 314
Sidewall 304 is fixing to be connected.It is internally provided with an oxygen groove 5, oxygen groove 5 and resin storage tank 314 individually solid at resin storage tank 314
Fixed, the sidewall 304 of driving means drive connection resin storage tank 314 rotates in horizontal plane, drives printing opacity oxygen flow film/layer 11 in level
Rotate in face, cause the different piece of printing opacity oxygen flow film/layer 11 to contact with oxygen groove 5, when the oxygen on printing opacity oxygen flow film/layer 11 surface
When gas concentration is relatively low, oxygen, by diffusing to printing opacity oxygen flow film/layer 11 surface in oxygen groove 5, maintains printing opacity oxygen flow film/layer 11 surface
The stable existence of blind area.
In the present embodiment, can be that motor or driving rod drive etc. are various can drive resin storage tank to driving means
The device that the sidewall 304 of 314 moves.
Embodiment four:
As it is shown in figure 5, in the present embodiment, resin storage tank 414 is square structure, driving means drive connection resin storage tank 414
Sidewall 404 moves back and forth in the horizontal direction, drives printing opacity oxygen flow film/layer 11 to move back and forth in the horizontal direction so that printing opacity
The stable existence of oxygen flow film/layer 11 surface blind region.Remaining technical characteristic is identical with embodiment three.
In the present embodiment, can be that motor or driving rod drive etc. are various can drive resin storage tank to driving means
The device that the sidewall 404 of 414 moves.
Embodiment five:
As shown in Figure 6, in the present embodiment, resin storage tank 514 is circular configuration, is internally provided with two oxygen at resin storage tank 514
Air drain 5, meanwhile, resin storage tank 514 also includes being positioned at resin storage tank 514 center and the axis that be connected fixing with printing opacity oxygen flow film/layer 11
7, axis 7 is provided with axle sleeve 6, oxygen groove 5 two ends are separately fixed on sidewall 504 and the axle sleeve 6 of resin storage tank 514, drive dress
Put drive connection axis 7 rotary motion in horizontal plane, thus drive printing opacity oxygen flow film/layer 11 to move, make printing opacity oxygen flow film/layer
11 surface blind region stable existences.
In addition to above-described embodiment 1-5, the relative motion relation between oxygen groove 5 and printing opacity oxygen flow film/layer 11, also may be used
With other versions using those skilled in the art to be readily apparent that, as long as can be continuous to printing opacity oxygen flow film/layer 11 surface
Supplemental oxygen, does not the most affect the realization of technical solution of the present invention.
Above example, for oxygen concentration in regulation oxygen groove 5, it is also possible to connected by oxygen channel 3 by oxygen groove 5 and fill
Oxygen device 1, is provided with barostat 2 between oxygen groove 5 and oxygenate apparatus 1, make oxygen groove 5 internal pressure be maintained at 0.1～
10MPa。
Further, described printing opacity oxygen flow film/layer 11 is oxygen flow silica gel.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of without departing from principle of the present invention, it is also possible to make some improvements and modifications, these improvements and modifications are also
Should be regarded as protection scope of the present invention.
Claims (10)
1. continuance lifting photocuring oxygen flow shaped device, including the resin storage tank for holding photosensitive resin, is positioned at described resin storage tank
Bottom printing opacity oxygen flow film/layer, be arranged on the print platform above described resin storage tank and be arranged on the throwing below described resin storage tank
Image device, it is characterised in that described resin storage tank is internally provided with oxygen groove, described oxygen groove is hollow structure, and inside is filled with
Oxygen, the upper end of described oxygen groove and side seal, the bottom end opening of described oxygen groove and connecing with described printing opacity oxygen flow film/layer
Touch；
Described continuance lifting photocuring oxygen flow shaped device also includes driving described printing opacity oxygen flow film/layer below described oxygen groove
The driving means of movement.
Continuance lifting photocuring oxygen flow shaped device the most according to claim 1, it is characterised in that described oxygen groove is fixed
In described resin storage tank, described printing opacity oxygen flow film/layer is only fitted in the bottom of described resin storage tank, and described driving means is positioned at described
The bottom of printing opacity oxygen flow film/layer, printing opacity oxygen flow film/layer described in drive connection.
Continuance lifting photocuring oxygen flow shaped device the most according to claim 2, it is characterised in that described driving means is
Being arranged on a pair roller of described oxygen groove both sides, the top of described roller is higher than the bottom of described oxygen groove.
Continuance lifting photocuring oxygen flow shaped device the most according to claim 1, it is characterised in that described printing opacity oxygen flow
Film/layer is fixing with the sidewall of described resin storage tank to be connected, and described oxygen groove and resin storage tank are individually fixed, and described driving means is driven
Be dynamically connected the sidewall of described resin storage tank.
Continuance lifting photocuring oxygen flow shaped device the most according to claim 1, it is characterised in that described resin storage tank also wraps
Include and be positioned at described resin storage tank center and fix, with described printing opacity oxygen flow film/layer, the axis being connected, described axis is provided with axle sleeve,
Described oxygen groove two ends are separately fixed on sidewall and the described axle sleeve of described resin storage tank, described in described driving means drive connection
Axis.
6. according to the arbitrary described continuance lifting photocuring oxygen flow shaped device of claim 2-4, it is characterised in that described resin
Groove is square structure, and described driving means drives described printing opacity oxygen flow film/layer horizontal direction to move back and forth, it is ensured that described printing opacity is saturating
Oxygen film/layer completely attaches to described oxygen groove.
7. according to the arbitrary described continuance lifting photocuring oxygen flow shaped device of claim 2-5, it is characterised in that described resin
Groove is circular configuration, and described driving means drives rotary motion in described printing opacity oxygen flow film/layer horizontal plane, it is ensured that described printing opacity is saturating
Oxygen film/layer completely attaches to described oxygen groove.
8. according to the arbitrary described continuance lifting photocuring oxygen flow shaped device of claim 1-5, it is characterised in that described oxygen
Groove is connected by oxygen channel oxygenate apparatus, is provided with barostat, described oxygen between described oxygen groove and oxygenate apparatus
Air drain internal pressure is 0.1～10MPa.
Continuance lifting photocuring oxygen flow shaped device the most according to claim 8, it is characterised in that described oxygen groove quantity
For one or more.
Continuance lifting photocuring oxygen flow shaped device the most according to claim 9, it is characterised in that described printing opacity oxygen flow
Film/layer is oxygen flow silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610892168.7A CN106273512B (en) | 2016-10-13 | 2016-10-13 | Continuance lifting photocuring oxygen flow molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610892168.7A CN106273512B (en) | 2016-10-13 | 2016-10-13 | Continuance lifting photocuring oxygen flow molding machine |
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| CN106273512A true CN106273512A (en) | 2017-01-04 |
| CN106273512B CN106273512B (en) | 2018-11-02 |
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| CN201610892168.7A Active CN106273512B (en) | 2016-10-13 | 2016-10-13 | Continuance lifting photocuring oxygen flow molding machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108614072A (en) * | 2018-03-29 | 2018-10-02 | 西安理工大学 | A kind of continuous liquid level Stereolithography inhibition zone properties experimental rig |
| CN109986780A (en) * | 2017-12-29 | 2019-07-09 | 比亚迪股份有限公司 | Stereolithography 3D printing method and its Stereolithography 3D printing object |
| CN110027209A (en) * | 2019-05-23 | 2019-07-19 | 先临三维科技股份有限公司 | Rapid photocuring 3D printer magazine and 3D printer |
| CN114770929A (en) * | 2022-05-07 | 2022-07-22 | 深圳永昌和科技有限公司 | 3D printing device and method based on coating resin |
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| CN111633978A (en) * | 2020-06-04 | 2020-09-08 | 重庆秋平模型有限公司 | 3D printer of multi-nozzle type melting technology |
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| CN110027209A (en) * | 2019-05-23 | 2019-07-19 | 先临三维科技股份有限公司 | Rapid photocuring 3D printer magazine and 3D printer |
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