CN108215172A - A kind of three-dimensional printer - Google Patents
A kind of three-dimensional printer Download PDFInfo
- Publication number
- CN108215172A CN108215172A CN201611160626.4A CN201611160626A CN108215172A CN 108215172 A CN108215172 A CN 108215172A CN 201611160626 A CN201611160626 A CN 201611160626A CN 108215172 A CN108215172 A CN 108215172A
- Authority
- CN
- China
- Prior art keywords
- platform
- workpiece
- dimensional printer
- slot
- fluid infusion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000003814 drug Substances 0.000 claims abstract description 43
- 229940079593 drug Drugs 0.000 claims abstract description 43
- 239000007788 liquid Substances 0.000 claims description 58
- 239000012530 fluid Substances 0.000 claims description 47
- 238000001802 infusion Methods 0.000 claims description 46
- 238000007639 printing Methods 0.000 claims description 27
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 239000011347 resin Substances 0.000 description 18
- 229920005989 resin Polymers 0.000 description 18
- 238000010586 diagram Methods 0.000 description 12
- 239000011344 liquid material Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000010146 3D printing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 208000028804 PERCHING syndrome Diseases 0.000 description 1
- 239000004837 Ultraviolet (UV) light curing adhesive Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
Abstract
The present invention provides a kind of three-dimensional printer, including:Drug slot;Platform can move up and down relative to the drug slot, multiple perforations are distributed on the platform;Jacking system, below the platform, have with the corresponding multiple mandrils of multiple perforation on the platform, jacked up for one or more workpiece on the platform will to be taken shape in, the one or more workpiece made to be detached with the platform;Scraper plate is arranged on the top of the drug slot, for the workpiece detached with the platform to be scraped off the platform.
Description
Technical field
The invention mainly relates to three-dimensional printer more particularly to a kind of automatic material taking of three-dimensional printer, fluid infusion mechanisms.
Background technology
3 D-printing is a kind of based on digital model file, with powdery metal or plastic, light-cured resin etc.
Adhesive material carrys out the technology of constructed object by layer-by-layer printing.
An important branch of the stereolithography apparatus method (SL, Stereolithography) as three-dimensional printing technology,
It is the laser irradiation liquid photosensitive resin surface using specific wavelength and intensity, consolidates one layer of resin of surface specific region
Change, after the completion of one layer of curing, hoistable platform declines certain distance, and passes through coating blade and make on cured layer one on uniform fold
Layer liquid resin carries out next layer of laser irradiation curing, so recycles, finally obtain the 3 D workpiece being layering.
It is by manually taking workpiece after the completion of existing stereolithography apparatus method three-dimensional printer, workpiece printing
Under, and if necessary, after supplement liquid photosensitive resin (being hereinafter fluid infusion), could start to print next time, this
There is no problem in general three-dimensional printer, because common three-dimensional printer printing objects usually require more than ten or even tens
A hour removes workpiece in one day limited with the number of fluid infusion.But in high speed three-dimensional printer, printing small article (such as
Print tooth model), a hour, which can print, to be finished, and workpiece is removed in artificial participation and the number of fluid infusion will very frequently.This
A little three-dimensional printers can not realize continuous automatic printing, and less efficient.
Invention content
The technical problem to be solved in the present invention is to provide a kind of three-dimensional printer, can in the case where prosthetic participates in,
Automatically continuously printing has higher printing effect.
In order to solve the above technical problems, the present invention provides a kind of three-dimensional printer, including:Drug slot;Platform, can be opposite
It is moved up and down in the drug slot, multiple perforations is distributed on the platform;Jacking system below the platform, has and the platform
On the corresponding multiple mandrils of multiple perforation, for will take shape in one or more workpiece on the platform jack up, make this
One or more workpiece are detached with the platform;Scraper plate is arranged on the top of the platform, for this will detached with the platform
Or multiple workpiece scrape off the platform.
In one embodiment of this invention, work-piece collecting device is further included, being somebody's turn to do for the platform is scraped off for collecting the scraper plate
One or more workpiece.
In one embodiment of this invention, which has multilayered structure, and each layer can move up and down
In one embodiment of this invention, which can move up and down in the drug slot.
In one embodiment of this invention, which is fixed at the bottom of the drug slot.
In one embodiment of this invention, the jacking system have vibrating device, for multiple mandril jack up this one
During a or multiple workpiece, vibrate multiple mandril, so that the one or more workpiece is detached with the platform.
In one embodiment of this invention, which has different height.
In one embodiment of this invention, respectively the height of the mandril increases along a direction, so as to form slope surface on top
Or ladder.
In one embodiment of this invention, which is the coating blade of the three-dimensional printer.
In one embodiment of this invention, liquid supply device is further included, it is automatic for being carried out after printing to the drug slot
Fluid infusion.
In one embodiment of this invention, which has fluid infusion slot and motor-driven valve, the liquid of liquid in the fluid infusion slot
Face is higher than the liquid level of liquid in the drug slot;When needing fluid infusion, motor-driven valve is opened, the liquid in fluid infusion slot is flowed into the drug slot
In.
In one embodiment of this invention, which has Packed fluid infusion slot and pump-up device, fluid infusion slot tool
Inflate hole and liquid outlet;When needing fluid infusion, which makes through inflating hole to fluid infusion slot injection gas in fluid infusion slot
The liquid of compression is flowed into through liquid outlet in the drug slot.
Compared with prior art, the present invention has the following advantages:After the completion of workpiece printing, platform matches with jacking system
It closes, workpiece with platform is detached, then, workpiece is scraped off into platform by scraper plate, without manually participating in, realizes and removes work automatically
Part;After the completion of workpiece is removed automatically, automatic liquid supply also is carried out to drug slot using liquid supply device, equally without manually participate in;
The automatic model data and Automatic Typesetting of obtaining of cooperation so just enables the three-dimensional printer of the present invention realize in prosthetic participation
In the case of, it automatically continuously prints, improves printing effect.
Description of the drawings
Fig. 1 is the structure diagram of the three-dimensional printer before the workpiece of one embodiment of the invention is jacked up.
Fig. 2 is the structure diagram of the three-dimensional printer when workpiece of one embodiment of the invention is jacked up.
Fig. 3 is the structure diagram of the three-dimensional printer after platform rising after the workpiece of one embodiment of the invention is jacked up.
Fig. 4 is the structure diagram of the three-dimensional printer when scraper plate of one embodiment of the invention scrapes off workpiece.
Fig. 5 is the schematic diagram of the liquid supply device of one embodiment of the invention.
Fig. 6 is the schematic diagram of the liquid supply device of another embodiment of the present invention.
Specific embodiment
For the above objects, features and advantages of the present invention can be clearer and more comprehensible, below in conjunction with attached drawing to the tool of the present invention
Body embodiment elaborates.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still the present invention can be with
Implemented using other different from other manner described here, therefore the present invention is not limited by following public specific embodiment
System.
Referring to figs. 1 to Fig. 4, three-dimensional printer 100 of the invention has drug slot 110, platform 120, jacking system 130 and scrapes
Plate 140.
Drug slot 110 is used to accommodate liquid photosensitive resin or other photosensitive liquid materials.
Platform 120 is connect through leading screw with the frame of three-dimensional printer 100, and platform 120 can be relative to moving down in drug slot 110
It is dynamic.Start printing when, platform 120 is immersed in the liquid photosensitive resin of drug slot 110, and with the liquid level shape of liquid photosensitive resin
Into a homogeneous liquid resin film, after ultraviolet light (UV, Ultraviolet) irradiation curing, platform 120 declines liquid resin film
Certain distance makes even spread last layer liquid resin on cured layer by coating blade, carries out next layer of ultraviolet light
Curing so recycles, until the printing of workpiece 200 terminates.It can be seen that workpiece 200 is directly fixed on platform 120, and light
Curing materials used in the three-dimensional printers such as quick resin usually have extraordinary stickiness, this just makes the workpiece that printing is completed
200 link together with what platform 120 fastened.It is removed from platform 120 in order to which the workpiece 200 completed will be printed, the prior art
Typically shoveled down by worker using tools such as perching knives.In order to realize the automatic workpiece 200 removed printing and completed, this
Multiple perforations are distributed in the platform 120 of invention, are matched with the mandril of jacking system 130, the workpiece 200 that printing is enable to complete
It is detached with platform 120, even if the workpiece 200 that printing is completed is in the connection of non-fastening with platform 120.Due to Stereo Lithography into
Type method three-dimensional printing technology can once print one or more workpiece, therefore, if in the present invention not to the quantity of workpiece 200 into
Row is specific to be limited, this means that workpiece 200 can be one or more.
Jacking system 130 is located at the lower section of platform 120, and with corresponding multiple with multiple perforations on platform 120
Mandril 131.In the present embodiment, jacking system 130 is arranged on the bottom of drug slot.After the completion of the printing of workpiece 200, platform 120
The bottom of drug slot 110 is dropped to, mandril 131 is made to pass through corresponding perforation on platform 120, the workpiece 200 for printing completion is jacked up,
The workpiece 200 that printing is completed is made to be detached with platform 120.It should be understood that jacking system 130 can be arranged on appointing for drug slot 110
What position, as long as when workpiece 200 prints completion, highest mandril 131 does not pass through corresponding perforation on platform 120.It is real one
It applies in example, jacking system 130 can move up and down in drug slot 110.Workpiece 200 print complete when, can make jacking system 130 to
Upper movement makes mandril 131 pass through corresponding perforation on platform 120, and the workpiece 200 for printing completion is jacked up, and makes what printing was completed
Workpiece 200 is detached with platform 120.It should be understood that can move down simultaneously platform 120, jacking system 130 is to moving up
It is dynamic, to shorten platform 120, jacking system 130 be moved to the opposing party's required time.
In the present embodiment, each mandril 131 has different height.For example, the top of multiple mandrils 131 forms Fig. 1 institutes
The slope surface shown can make 131 priority of multiple mandrils from high to low touch workpiece 200 in this way, make workpiece 200 with from one side
Mode to another side is gradually disengaged with platform 120.It is jacked up simultaneously relative to by entire workpiece 200, makes workpiece 200 and platform
The mode of 120 separation, this required power of mode being gradually disengaged are relatively small.Preferably, the inclination angle of slope surface is 5-15
Degree.In embodiment (not shown), the top of multiple mandrils 131 can also form ladder, i.e., the variation of height is unlike Fig. 1
Smoothly, but jump.The top of multiple mandrils 131 can also be the multiple tops for the stepped of slope surface, that is, forming single order
The top of bar 131 forms a slope surface.In addition, the top of multiple mandrils 131 can also have similar to triangular wave, sawtooth wave, just
The shape of a kind of or wherein any kind combination of string wave etc..It should be understood that multiple mandrils 131 can also have it is identical
Height, top formed a plane, this mode is then by entire workpiece 200 while jacks up, and makes workpiece 200 and platform 120
Separation.It should be pointed out that three-dimensional printer 100 can the multiple workpiece 200 of printing shaping, therefore can be on platform 120 simultaneously
There are multiple workpiece 200 simultaneously.Jacking system 130 can all jack up these workpiece, them is made to be detached with platform 120.
In one embodiment, jacking system 130 can also have vibrating device (not shown), in multiple mandrils
During 131 jack-up workpiece 200, vibrate multiple mandrils 131, so that workpiece 200 is detached with platform 120.It is it should be understood that multiple
The vibration of mandril 131 can be along the axial up-down vibration of mandril 131 or along the oscillation crosswise of 131 radial direction of mandril.
Scraper plate 140 is arranged on the top of platform 120, can be moved to the other end, example from one end in the top of platform 120
Such as, it is moved to front from the back of three-dimensional printer 100 or moves to right from the left side.In the present embodiment, scraper plate 140
Using the coating blade of three-dimensional printer 100.It should be understood that scraper plate 140 can be different from coating blade, in addition individually
One device of setting can collect workpiece 200 in arbitrary height in this way.After the completion of printing, jacking system 130 is by workpiece 200
It is detached with platform 120, platform 120, which is moved upwards up to scraper plate 140, can scrape the position of workpiece 200, and scraper plate 140 is from platform 120
Top be moved to the other end from one end, workpiece 200 is scraped off into platform 120.
Optionally, three-dimensional printer 100 of the invention may also include a work-piece collecting device (not shown), be used for
Collect the workpiece 200 that scraper plate 140 scrapes off platform 120.Work-piece collecting device may be provided at one side of drug slot, in scraper plate 140 from one
When end is moved to the other end workpiece 200 is scraped off platform 120, workpiece 200 is made directly to fall in work-piece collecting device.In addition,
Work-piece collecting device can have the structure of multilayer, and each layer can move up and down, and every layer can collect one or many scraper plates
140 scrape off one or more workpiece 200 on platform 120.Preferably, scraper plate 140 of every layer of collection for work-piece collecting device
One or more workpiece 200 on platform 120 are scraped off, can post-process provided conveniently for continuous and automatic in this way.
Fig. 1 is the structure diagram of the three-dimensional printer before the workpiece of one embodiment of the invention is jacked up.With reference to figure 1, work
When the printing of part 200 is completed, workpiece 200 is fastenedly connected with platform 120.Platform 120 is in drug slot 110.In the present embodiment, it pushes up
Lifting device 130 is arranged on the bottom of drug slot 110.When starting to take workpiece automatically, the platform 120 of workpiece 200 is carry to moving down
It is dynamic, until the bottom of drug slot 110.
Fig. 2 is the structure diagram of the three-dimensional printer when workpiece of one embodiment of the invention is jacked up.With reference to figure 2, put down
Platform 120 is moved down into the bottom of drug slot 110, and the mandril 131 of jacking system 130 passes through corresponding perforation on platform 120, will be with
The workpiece 200 that platform 120 is fastenedly connected jacks up, and workpiece 200 is made to be detached with platform 120.
Fig. 3 is the structure diagram of the three-dimensional printer after platform rising after the workpiece of one embodiment of the invention is jacked up.
With reference to figure 3, after workpiece 200 is detached with platform 120, platform 120 carries workpiece 200 and moves up, until scraper plate 140 can be scraped
It starts building the position of part 200.For example, the upper surface that platform 120 is moved upwards up to platform 120 is almost concordant with the lower edge of scraper plate 140
Position.It should be understood that platform 120 can be moved upwards up to the middle part position concordant with the lower edge of scraper plate 140 of workpiece 200
It puts.
Fig. 4 is the structure diagram of the three-dimensional printer when scraper plate of one embodiment of the invention scrapes off workpiece.With reference to figure 4,
Platform 120 is carry after workpiece 200 is moved upwards up to the position that scraper plate 140 can scrape workpiece 200, and scraper plate 140 is in platform 120
Top be moved to the other end from one end, workpiece 200 is scraped off into platform 120.Optionally, it can be set on the side of drug slot 110
One work-piece collecting device (not shown), for collecting the workpiece 200 that scraper plate 140 scrapes off platform 120.
The present invention three-dimensional printer 100 can also include liquid supply device 150,160, for after printing to drug slot
110 carry out automatic liquid supply.
Fig. 5 is the schematic diagram of the liquid supply device of one embodiment of the invention.With reference to figure 5, liquid supply device 150 is arranged on drug slot
110 top, and with fluid infusion slot 151 and motor-driven valve 152.Fluid infusion slot 151 is used to accommodate liquid photosensitive resin or other are photosensitive
Liquid material.Motor-driven valve 152 may be provided at the bottom of 151 side of bottom surface or fluid infusion slot of fluid infusion slot 151.When needing fluid infusion,
Open motor-driven valve 152, the liquid photosensitive resin or other photosensitive liquid materials in fluid infusion slot 151 under gravity, automatically
It is flowed into drug slot 110.When the liquid level of drug slot 110 has arrived at desired position, motor-driven valve 152 is closed, is stopped to drug slot
110 carry out fluid infusion.It should be understood that when the liquid level of fluid infusion slot 151 is higher than the liquid level 111 of drug slot 110, the liquid supply device 150
It can work normally.
Fig. 6 is the schematic diagram of the liquid supply device of another embodiment of the present invention.With reference to figure 6, liquid supply device 160 has sealing
Fluid infusion slot 161 and pump-up device (not shown).Fluid infusion slot 161 is equally used for accommodating liquid photosensitive resin or other are photosensitive
Liquid material.Have on fluid infusion slot 161 and inflate hole 162 and liquid outlet 163, inflating hole 162 is set to the top of fluid infusion slot 161,
Liquid outlet 163 is set to the lower part of fluid infusion slot 161.When needing fluid infusion, pump-up device is through inflating fluid infusion slot of the hole 162 to sealing
161 injection gases, increase the air pressure in fluid infusion slot 161, so that liquid photosensitive resin or other photosensitive liquid in fluid infusion slot 161
State material is flowed into through liquid outlet 163 and associated conduit in drug slot 110.When the liquid level of drug slot 110 has arrived at desired position
When, pump-up device stops injecting gas to fluid infusion slot 161, and discharge pressure inside the tank, to stop carrying out fluid infusion to drug slot 110.
In the present embodiment, liquid supply device 160 is arranged on the side of fluid infusion slot 110, and liquid outlet 163 can connect a pipeline and (not show in figure
Go out), liquid photosensitive resin or other photosensitive liquid materials are transported to fluid infusion slot 110.Fluid infusion slot 161 can also have fluid injection
Mouth 164, for injecting liquid photosensitive resin or other photosensitive liquid materials into fluid infusion slot 161, to supplement in fluid infusion slot 161
Material.
Although the present invention is described with reference to current specific embodiment, those of ordinary skill in the art
It should be appreciated that above embodiment is intended merely to illustrate the present invention, can also make in the case of without departing from spirit of the invention
Go out various equivalent change or replacement, therefore, as long as to the variation of above-described embodiment, change in the spirit of the present invention
Type will be all fallen in the range of following claims.
Claims (12)
1. a kind of three-dimensional printer, which is characterized in that including:
Drug slot;
Platform can move up and down relative to the drug slot, multiple perforations are distributed on the platform;
Jacking system, below the platform, have with the corresponding multiple mandrils of multiple perforation on the platform, for will
The one or more workpiece taken shape on the platform jack up, and the one or more workpiece is made to be detached with the platform;
Scraper plate is arranged on the top of the platform, for the one or more workpiece detached with the platform to be scraped off the platform.
2. three-dimensional printer according to claim 1, it is characterised in that:Work-piece collecting device is further included, for collecting this
Scraper plate scrapes off the one or more workpiece of the platform.
3. three-dimensional printer according to claim 2, it is characterised in that:The work-piece collecting device has multilayered structure, and
Each layer can move up and down.
4. three-dimensional printer according to claim 1, it is characterised in that:The jacking system can in the drug slot on move down
It is dynamic.
5. three-dimensional printer according to claim 1, it is characterised in that:The jacking system is fixed at the bottom of the drug slot
Portion.
6. three-dimensional printer according to claim 1, it is characterised in that:The jacking system have vibrating device, for
When multiple mandril jacks up the one or more workpiece, vibrate multiple mandril, so that the one or more workpiece is with being somebody's turn to do
Platform detaches.
7. according to claim 1-6 any one of them three-dimensional printers, it is characterised in that:Respectively the mandril has different height
Degree.
8. according to claim 7 any one of them three-dimensional printer, it is characterised in that:Respectively the height of the mandril is along a direction
Increase, so as to form slope surface or ladder on top.
9. three-dimensional printer according to claim 1, it is characterised in that:The scraper plate is scraped for the coating of the three-dimensional printer
Knife.
10. three-dimensional printer according to claim 1, it is characterised in that:Liquid supply device is further included, for being finished in printing
Automatic liquid supply is carried out to the drug slot afterwards.
11. three-dimensional printer according to claim 10, it is characterised in that:The liquid supply device has fluid infusion slot and electronic
Valve, the liquid level of liquid is higher than the liquid level of liquid in the drug slot in the fluid infusion slot;When needing fluid infusion, motor-driven valve, fluid infusion slot are opened
In liquid be flowed into the drug slot.
12. three-dimensional printer according to claim 10, it is characterised in that:The liquid supply device have Packed fluid infusion slot and
Pump-up device, which, which has, inflates hole and liquid outlet;When needing fluid infusion, the pump-up device is through inflating hole to the fluid infusion slot
Gas is injected, the liquid being pressurized in fluid infusion slot is made to be flowed into the drug slot through liquid outlet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611160626.4A CN108215172B (en) | 2016-12-15 | 2016-12-15 | Three-dimensional printer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611160626.4A CN108215172B (en) | 2016-12-15 | 2016-12-15 | Three-dimensional printer |
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Publication Number | Publication Date |
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CN108215172A true CN108215172A (en) | 2018-06-29 |
CN108215172B CN108215172B (en) | 2022-02-15 |
Family
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CN201611160626.4A Active CN108215172B (en) | 2016-12-15 | 2016-12-15 | Three-dimensional printer |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109408001A (en) * | 2018-08-22 | 2019-03-01 | 先临三维科技股份有限公司 | 3D printing method, apparatus, 3D printing equipment and the storage medium of multi-model |
CN112793163A (en) * | 2020-12-15 | 2021-05-14 | 深圳市中汇强科技有限公司 | Material separation type plastic hot-melting type 3D printer material bearing table capable of turning materials up and down |
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CN101426631A (en) * | 2004-06-14 | 2009-05-06 | 矫正技术公司 | Systems and methods for fabricating 3-d objects |
CN204263545U (en) * | 2014-09-29 | 2015-04-15 | 三纬国际立体列印科技股份有限公司 | Three-dimensional printing device |
CN105026131A (en) * | 2013-02-01 | 2015-11-04 | 麻省理工学院 | Automated three-dimensional printer part removal |
CN204914585U (en) * | 2015-08-26 | 2015-12-30 | 上海联泰科技有限公司 | A automatic fluid infusion device for three -dimensional printing device of photocuring |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2000094528A (en) * | 1998-09-21 | 2000-04-04 | Sanyo Electric Co Ltd | Squeezee device of photofabrication apparatus |
CN101426631A (en) * | 2004-06-14 | 2009-05-06 | 矫正技术公司 | Systems and methods for fabricating 3-d objects |
CN105026131A (en) * | 2013-02-01 | 2015-11-04 | 麻省理工学院 | Automated three-dimensional printer part removal |
CN204263545U (en) * | 2014-09-29 | 2015-04-15 | 三纬国际立体列印科技股份有限公司 | Three-dimensional printing device |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN109408001A (en) * | 2018-08-22 | 2019-03-01 | 先临三维科技股份有限公司 | 3D printing method, apparatus, 3D printing equipment and the storage medium of multi-model |
CN112793163A (en) * | 2020-12-15 | 2021-05-14 | 深圳市中汇强科技有限公司 | Material separation type plastic hot-melting type 3D printer material bearing table capable of turning materials up and down |
Also Published As
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