CN110103466A - 3D printing structure and its Method of printing - Google Patents
3D printing structure and its Method of printing Download PDFInfo
- Publication number
- CN110103466A CN110103466A CN201910518526.1A CN201910518526A CN110103466A CN 110103466 A CN110103466 A CN 110103466A CN 201910518526 A CN201910518526 A CN 201910518526A CN 110103466 A CN110103466 A CN 110103466A
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- Prior art keywords
- storage tank
- resin storage
- resin
- supporting plate
- projection system
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/124—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
- B29C64/129—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/264—Arrangements for irradiation
- B29C64/286—Optical filters, e.g. masks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/357—Recycling
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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
Abstract
The present invention discloses a kind of 3D printing structure, including three-dimensional moving assembly, the supporting plate, the resin storage tank and light projection system below supporting plate that are installed on three-dimensional moving assembly output end, resin storage tank local transparent forms transparent projection area, light projection system goes out light and is irradiated in resin storage tank by transparent projection area, and resin storage tank offers inlet opening and fluid hole respectively；It further include the liquid feeding pump being connect with inlet opening pipeline, the Pump for giving-out and container that are connect with fluid hole pipeline, the inlet of liquid feeding pump, the liquid outlet of Pump for giving-out are connect with container conduit respectively.Cooperated by each component, the reflux of uncured photosensitive resin is formed between container and resin storage tank, the process that platform in print procedure is adjusted back and forth is simplified, pass through the flowing of uncured photosensitive resin, reduce the viscous force between the transparent projection area and model of resin storage tank, convenient for the separation of the two, avoid supporting plate stress is excessive model is caused to fall off from supporting plate.
Description
Technical field
The present invention relates to chemical materials packaging facilities more particularly to a kind of 3D printing structure and its Method of printings.
Background technique
3D printing is one kind of rapid shaping technique, it is one kind based on digital model file, with powdered gold
Belong to or the adhesive materials such as plastics, constructs the technology of object by layer-by-layer printing.
The prior art is after 3d prints each layer, and platform rises or falls, then photocuring, and platform moves this process again.
It is just completed it is worth noting that, this process of photocuring is often several hundred to thousands of milliseconds, and the print time is more consumed
In this mobile process of platform, this mobile process of platform is subdivided, to rise to example.Can be divided into again: platform is mobile, Gu
Model is separated with plane of exposure after change, this process of gap is filled up in the inflow of liquid printed material.Traditional platform is mobile in order to protect
The transparent lower surface of model of a syndrome and fluid cylinder, which is sufficiently separated, sufficiently flows into this point with printed material, and platform can rise a little morely, stop
Firmly, then pressure comes.It is equivalent to and has done a fold return motion, especially 3D printing precision prescribed is higher, therefore in order to guarantee essence
Degree, the movement speed of platform will not be too fast, therefore the movement of platform wastes a large amount of print time, inefficiency, in addition, adopting
With this printing type, the viscous force between model and plane of exposure is larger, and separation is difficult, and model is easy to cause to take off from supporting plate
It falls.Application No. is 201820970360.8 Chinese utility model patents, disclose a kind of 3D printing based on digital light surface treatment
Equipment only improves its printing precision by improving dependency structure according to its description and its attached drawing 2, and printing type does not have
Change, still using successively printing demoulding, it is slow to throw away that there are printing effects, and model and plane of exposure are detached from difficult problem.Need one
Kind printing effect is high, and model and plane of exposure are detached from easy 3D printing structure.
Summary of the invention
For overcome the deficiencies in the prior art, it is high that the purpose of the present invention is to provide a kind of printing effects, model and exposure
Emaciated face is from easy 3D printing structure.
The purpose of the present invention is implemented with the following technical solutions:
A kind of 3D printing structure including three-dimensional moving assembly, the supporting plate that is installed on three-dimensional moving assembly output end, is located at support
Resin storage tank and light projection system below plate, resin storage tank local transparent form transparent projection area, and light projection system goes out light by saturating
Bright projected area is irradiated in resin storage tank, and resin storage tank offers inlet opening and fluid hole respectively；It further include being connect with inlet opening pipeline
Liquid feeding pump, the Pump for giving-out and container that are connect with fluid hole pipeline, the inlet of liquid feeding pump, Pump for giving-out liquid outlet respectively with appearance
The connection of device pipeline.
In one of specific embodiment of the invention, three-dimensional moving assembly includes bracket and is installed on bracket
Mobile platform, mobile platform can be carried out with respect to bracket along three-dimensional direction moving, and supporting plate is fixed on mobile platform lower end.
In one of specific embodiment of the invention, light projection system is laser projection system.
In one of specific embodiment of the invention, fluid hole is opened in the slot bottom of resin storage tank, and fluid hole is located at
Except transparent projection area.
In one of specific embodiment of the invention, inlet opening is opened in the side wall of resin storage tank.
In one of specific embodiment of the invention, container top is equipped with opening, and resin storage tank is installed on vessel top
The floor projection in portion, transparent projection area is located in the floor projection of opening, and light projection system is located in container.
It further, further include annular shutter plate, the lower end surface of annular shutter plate connects with going out at light for light projection system,
The upper surface of annular shutter plate resin storage tank slot bottom corresponding with transparent projection area connects.
The present invention also provides a kind of Method of printings of 3D printing structure, which comprises the following steps:
S1, photosensitive resin is injected in resin storage tank, three-dimensional moving assembly driving supporting plate moves down, until supporting plate and resin storage tank
The distance between transparent projection area be default print thickness；
S2, light projection system is opened, light projection system goes out light, and the photosensitive resin for carrying out corresponding pattern is solidified；
Uncured photosensitive resin is drawn into container by S3, starting Pump for giving-out, Pump for giving-out out of resin storage tank；
S4, three-dimensional moving assembly driving supporting plate move up pre-determined distance；
Photosensitive resin uncured in container is drawn into resin storage tank by S5, liquid feeding pump；
S6, repeat step S2-S5 to print complete.
In one of specific embodiment of the invention, Pump for giving-out will be uncured photosensitive in resin storage tank in step S3
Resin is taken out to the greatest extent.
In one of specific embodiment of the invention, when Pump for giving-out extracts uncured photosensitive resin, resin storage tank
Interior is vacuum state.
Compared with prior art, the beneficial effects of the present invention are:
Cooperated by each component, forms the reflux of uncured photosensitive resin between container and resin storage tank, simplified printing
The process that platform is adjusted back and forth in the process, by the flowing of uncured photosensitive resin, reduce the transparent projection area of resin storage tank with
Viscous force between model avoids supporting plate stress is excessive model is caused to fall off from supporting plate convenient for the separation of the two, present invention printing
Method is by the circulation of photosensitive resin between container and resin storage tank, and print procedure can be carried out continuously, relative to frequently round-trip tune
Platform is saved, the printing effect of Method of printing of the present invention is higher.
Detailed description of the invention
Fig. 1 is the 3D printing structural schematic diagram of embodiment 1.
In figure: 10, supporting plate；20, resin storage tank；201, transparent projection area；30, light projection system；40, container；501, bracket；
502, mobile platform；60, annular shutter plate.
Specific embodiment
A specific embodiment of the invention is described below in detail, the example of specific embodiment is shown in the accompanying drawings, wherein
Same or similar label indicates same or similar element or element with the same or similar functions from beginning to end.Lead to below
It crosses the embodiment being described with reference to the drawings to be exemplary, for explaining only the invention, and be not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.In addition, limit
There is the feature of " first ", " second " to can explicitly or implicitly include one or more of the features surely.Of the invention
In description, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Embodiment 1
As shown in Figure 1, omitting liquid feeding pump and Pump for giving-out in figure, the present embodiment provides a kind of 3D printing structures, including three-dimensional
Moving assembly, the supporting plate 10 for being installed on three-dimensional moving assembly output end, the resin storage tank 20 positioned at 10 lower section of supporting plate and light projection system
System 30,20 local transparent of resin storage tank form transparent projection area 201, and light projection system 30 goes out light and irradiates by transparent projection area 201
Into resin storage tank 20, resin storage tank 20 offers inlet opening and fluid hole respectively；Further include the liquid feeding pump being connect with inlet opening pipeline,
The Pump for giving-out and container 40 connecting with fluid hole pipeline, the inlet of liquid feeding pump, the liquid outlet of Pump for giving-out are managed with container 40 respectively
Road connection.
Fluid hole and inlet opening are located at the opposite two side walls of resin storage tank 20, and uncured photosensitive resin is in resin storage tank
The flowing in larger range is formed in 20, further decreases the viscous force of model Yu transparent projection area 201.
The number of fluid hole and inlet opening can be multiple.
Three-dimensional moving assembly includes bracket 501 and the mobile platform 502 that is installed on bracket 501, and mobile platform 502 can phase
Bracket 501 is carried out along three-dimensional direction moving, supporting plate 10 is fixed on 502 lower end of mobile platform.
The connection type of three-dimensional moving assembly and mobile platform 502 is the prior art, such as is connected by sliding block with sliding rail.
Light projection system 30 is that prior art construction repeats no more in the present invention due to not being related to improving.
Light projection system 30 is laser projection system 30, to guarantee solidification effect, is solidified using laser projection system 30, is swashed
Light penetration power is strong, and energy is concentrated, and carries out comprehensive heating, solid by heat transfer between photosensitive resin and laser strong penetrating power
Change, mold curing uniformity is good.
For the compactedness for improving 3D printing structure, opening is equipped at the top of container 40, resin storage tank 20 is installed on 40 top of container,
The floor projection in transparent projection area 201 is located in the floor projection of opening, and light projection system 30 is located in container 40.
To avoid light projection system 30 from being permeated by photosensitive resin, light projection system 30 is sealed processing in advance.
It further include annular shutter plate 60 to avoid light projection system 30 from solidifying the photosensitive resin in container 40, ring-type hides
The lower end surface of tabula rasa 60 connects with going out at light for light projection system 30, the upper surface and transparent projection area 201 of annular shutter plate 60
Corresponding 20 slot bottom of resin storage tank connects.
The Method of printing of the present embodiment 3D printing structure, which comprises the following steps:
S1, photosensitive resin is injected in resin storage tank 20, three-dimensional moving assembly driving supporting plate 10 moves down, until supporting plate 10 with
The distance between transparent projection area 201 of resin storage tank 20 is default print thickness；
S2, light projection system 30 is opened, light projection system 30 goes out light, and the photosensitive resin for carrying out corresponding pattern is solidified；
Uncured photosensitive resin is drawn into container 40 by S3, starting Pump for giving-out, Pump for giving-out out of resin storage tank 20；
S4, three-dimensional moving assembly driving supporting plate 10 move up pre-determined distance；
Uncured photosensitive resin in container 40 is drawn into resin storage tank 20 by S5, liquid feeding pump；
S6, repeat step S2-S5 to print complete.
Each component in the present embodiment can be combined with intelligence control system, realize automation printing.
In print procedure, OMEGASGD series foil gauge is attached on the mobile platform 502 of 3d printer, test model
The viscous force between transparent projection area 201, test philosophy are as follows: generate the production of resistance caused by deformation under external force by foil gauge
Raw to change, photosensitive resin FullCure720, the cup dolly that printing radius is 3 centimetres, print area is 28.26 squares lis
Rice, knockout press needed for measuring printing are 8.1 newton.
Embodiment 2
The present embodiment provides a kind of 3D printing structure, including three-dimensional moving assembly, it is installed on three-dimensional moving assembly output end
Supporting plate 10, resin storage tank 20 and light projection system 30 positioned at the lower section of supporting plate 10,20 local transparent of resin storage tank forms transparent projection
Area 201, light projection system 30 go out light and are irradiated in resin storage tank 20 by transparent projection area 201, resin storage tank 20 offer respectively into
Fluid apertures and fluid hole；It further include the liquid feeding pump being connect with inlet opening pipeline, the Pump for giving-out being connect with fluid hole pipeline and container 40,
The inlet of liquid feeding pump, the liquid outlet of Pump for giving-out are connect with 40 pipeline of container respectively.
To guarantee that uncured photosensitive resin is taken out to the greatest extent in resin storage tank 20, avoids being stained with not with cured photosensitive resin side
Cured photosensitive resin is cured in next step solidification process, prevents edge of model from forming burr, guarantees mould processing precision,
Fluid hole is opened in the slot bottom of resin storage tank 20, and fluid hole is located at except transparent projection area 201.
Inlet opening is opened in the side wall of resin storage tank 20, compared to being provided with slot bottom, the photosensitive resin that side flows into have compared with
Big potential energy can generate biggish impact force to slot bottom, reduce the viscous force between model and transparent projection area 201.
Three-dimensional moving assembly includes bracket 501 and the mobile platform 502 that is installed on bracket 501, and mobile platform 502 can phase
Bracket 501 is carried out along three-dimensional direction moving, supporting plate 10 is fixed on 502 lower end of mobile platform.
Light projection system 30 is laser projection system 30.
Opening is equipped at the top of container 40, resin storage tank 20 is installed on 40 top of container, the floor projection position in transparent projection area 201
In in the floor projection of opening, light projection system 30 is located in container 40.
To avoid light projection system 30 from being permeated by photosensitive resin, light projection system 30 is sealed processing in advance.
It further include annular shutter plate 60 to avoid light projection system 30 from solidifying the photosensitive resin in container 40, ring-type hides
The lower end surface of tabula rasa 60 connects with going out at light for light projection system 30, the upper surface and transparent projection area 201 of annular shutter plate 60
Corresponding 20 slot bottom of resin storage tank connects.
The Method of printing of the present embodiment 3D printing structure, which comprises the following steps:
S1, photosensitive resin is injected in resin storage tank 20, three-dimensional moving assembly driving supporting plate 10 moves down, until supporting plate 10 with
The distance between transparent projection area 201 of resin storage tank 20 is default print thickness；
S2, light projection system 30 is opened, light projection system 30 goes out light, and the photosensitive resin for carrying out corresponding pattern is solidified；
Uncured photosensitive resin is drawn into container 40 by S3, starting Pump for giving-out, Pump for giving-out out of resin storage tank 20；
S4, three-dimensional moving assembly driving supporting plate 10 move up pre-determined distance；
Uncured photosensitive resin in container 40 is drawn into resin storage tank 20 by S5, liquid feeding pump；
S6, repeat step S2-S5 to print complete.
It is uncured photosensitive resin residual to prevent edge of model, Pump for giving-out will be uncured in resin storage tank 20 in step S3
Photosensitive resin take out to the greatest extent, be vacuum state in resin storage tank 20 when Pump for giving-out extracts uncured photosensitive resin.
Comparative example
The 3D printing structure of this comparative example including three-dimensional moving assembly, is installed on the supporting plate of three-dimensional moving assembly output end
10, positioned at the resin storage tank 20 and light projection system 30 of 10 lower section of supporting plate, 20 local transparent of resin storage tank forms transparent projection area 201,
Light projection system 30 goes out light and is irradiated in resin storage tank 20 by transparent projection area 201.
Light projection system 30 is laser projection system 30.
To avoid light projection system 30 from being permeated by photosensitive resin, light projection system 30 is sealed processing in advance.
It further include annular shutter plate 60, the lower end surface of annular shutter plate 60 connects with going out at light for light projection system 30, ring
The upper surface of shape barn door 60 20 slot bottom of resin storage tank corresponding with transparent projection area 201 connects.
The Method of printing of the present embodiment 3D printing structure, which comprises the following steps:
S1, photosensitive resin is injected in resin storage tank 20, three-dimensional moving assembly driving supporting plate 10 moves down, until supporting plate 10 with
The distance between transparent projection area 201 of resin storage tank 20 is default print thickness；
S2, light projection system 30 is opened, light projection system 30 goes out light, and the photosensitive resin for carrying out corresponding pattern is solidified；
S3, three-dimensional moving assembly driving supporting plate 10 move up, and drive supporting plate 10 to moving down again after photosensitive resin levelling
It moves until the pre-determined distance between model and transparent projection area 201；
S6, repeat step S2-S3 to print complete.
In print procedure, OMEGASGD series foil gauge is attached on the mobile platform 502 of 3d printer, test model
The viscous force between transparent projection area 201, test philosophy are as follows: generate the production of resistance caused by deformation under external force by foil gauge
It is raw to change.Photosensitive resin is FullCure720, and the cup dolly that printing radius is 3 centimetres, print area is 28.26 squares lis
Rice, knockout press needed for measuring printing are 3.26 newton.
Above embodiment is only certain preferred embodiments of the invention, cannot limit the model protected of the present invention with this
It encloses, the variation and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to the present invention
Range claimed.
Claims (10)
1. a kind of 3D printing structure, including three-dimensional moving assembly, the supporting plate that is installed on the three-dimensional moving assembly output end, it is located at
Resin storage tank and light projection system below supporting plate, which is characterized in that the resin storage tank local transparent forms transparent projection area, described
Light projection system goes out light and is irradiated in the resin storage tank by transparent projection area, and the resin storage tank offers inlet opening respectively and goes out
Fluid apertures；It further include the liquid feeding pump being connect with inlet opening pipeline, the Pump for giving-out and container that are connect with fluid hole pipeline, the liquid feeding pump
Inlet, the Pump for giving-out liquid outlet connect respectively with the container conduit.
2. 3D printing structure according to claim 1, which is characterized in that the three-dimensional moving assembly includes bracket and installation
Mobile platform on the bracket, the mobile platform can be carried out with respect to bracket along three-dimensional direction moving, and the supporting plate is fixed
In the mobile platform lower end.
3. 3D printing structure according to claim 1, which is characterized in that the light projection system is laser projection system.
4. 3D printing structure according to claim 1, which is characterized in that the fluid hole is opened in the slot of the resin storage tank
Bottom, the fluid hole are located at except the transparent projection area.
5. 3D printing structure according to claim 1, which is characterized in that the inlet opening is opened in the side of the resin storage tank
Wall.
6. 3D printing structure according to claim 1, which is characterized in that the container top is equipped with opening, the resin
Slot is installed on the container top, and the floor projection in the transparent projection area is located in the floor projection of the opening, the light
Optical projection system is located in the container.
7. 3D printing structure according to claim 6, which is characterized in that it further include annular shutter plate, the ring-type shading
The lower end surface of plate connects with going out at light for the light projection system, the upper surface of the annular shutter plate and the transparent projection area
Corresponding resin storage tank slot bottom connects.
8. a kind of Method of printing of the 3D printing structure as described in claim 1-7 any one claim, which is characterized in that
The following steps are included:
S1, photosensitive resin is injected in the resin storage tank, the three-dimensional moving assembly drives the supporting plate to move down, until described
The distance between transparent projection area of supporting plate and resin storage tank is default print thickness；
S2, light projection system is opened, light projection system goes out light, and the photosensitive resin for carrying out corresponding pattern is solidified；
Uncured photosensitive resin is drawn into the appearance by S3, the starting Pump for giving-out, the Pump for giving-out out of described resin storage tank
In device；
S4, the three-dimensional moving assembly drive the supporting plate to move up pre-determined distance；
Photosensitive resin uncured in container is drawn into the resin storage tank by S5, the liquid feeding pump；
S6, repeat step S2-S5 to print complete.
9. the Method of printing of 3D printing structure according to claim 8, which is characterized in that Pump for giving-out described in step S3 will
Uncured photosensitive resin is taken out to the greatest extent in the resin storage tank.
10. the Method of printing of 3D printing structure according to claim 9, which is characterized in that the Pump for giving-out extracts not solid
It is vacuum state in the resin storage tank when photosensitive resin of change.
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| CN201910518526.1A CN110103466B (en) | 2019-06-15 | 2019-06-15 | Printing method of 3D printing structure |
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| CN201910518526.1A CN110103466B (en) | 2019-06-15 | 2019-06-15 | Printing method of 3D printing structure |
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| CN112654490A (en) * | 2020-11-29 | 2021-04-13 | 苏州铼赛智能科技有限公司 | Bottom exposure 3D printing equipment, control method and control system |
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| CN112654490A (en) * | 2020-11-29 | 2021-04-13 | 苏州铼赛智能科技有限公司 | Bottom exposure 3D printing equipment, control method and control system |
| CN112654490B (en) * | 2020-11-29 | 2022-06-21 | 苏州铼赛智能科技有限公司 | Bottom exposure 3D printing equipment, control method and control system |
| CN112743830A (en) * | 2020-12-09 | 2021-05-04 | 安徽工程大学 | Photocuring 3D printer silo structure |
| CN112743831A (en) * | 2020-12-09 | 2021-05-04 | 安徽工程大学 | Double-material forming workbench assembly for DLP photocuring 3D printing |
| CN113927897A (en) * | 2021-09-18 | 2022-01-14 | 深圳摩方新材科技有限公司 | High-utilization-rate multi-material resin 3D printing system and method |
| CN113927897B (en) * | 2021-09-18 | 2024-03-15 | 深圳摩方新材科技有限公司 | High-utilization-rate multi-material resin 3D printing system and method |
| CN114407366A (en) * | 2021-12-21 | 2022-04-29 | 上海联泰科技股份有限公司 | High-speed photocuring 3D printing bottom projection equipment and method |
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