CN109648851A - Take into account the acquisition methods, array area source and light curring unit of the array area source of light intensity consistency and resolving accuracy - Google Patents
Take into account the acquisition methods, array area source and light curring unit of the array area source of light intensity consistency and resolving accuracy Download PDFInfo
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- CN109648851A CN109648851A CN201910056636.0A CN201910056636A CN109648851A CN 109648851 A CN109648851 A CN 109648851A CN 201910056636 A CN201910056636 A CN 201910056636A CN 109648851 A CN109648851 A CN 109648851A
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- area source
- array area
- face
- lamp
- photocuring
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000000758 substrate Substances 0.000 claims abstract description 54
- 238000000016 photochemical curing Methods 0.000 claims abstract description 45
- 238000005286 illumination Methods 0.000 claims abstract description 38
- 239000011324 bead Substances 0.000 claims description 37
- 239000011049 pearl Substances 0.000 claims description 30
- 230000003287 optical effect Effects 0.000 claims description 11
- 239000002994 raw material Substances 0.000 claims description 11
- 239000003999 initiator Substances 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 5
- 230000004907 flux Effects 0.000 claims description 4
- 238000009738 saturating Methods 0.000 claims description 3
- 238000001723 curing Methods 0.000 abstract description 6
- 238000010146 3D printing Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 abstract description 2
- 238000003491 array Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Classifications
-
- 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
- B29C64/277—Arrangements for irradiation using multiple radiation means, e.g. micromirrors or multiple light-emitting diodes [LED]
- B29C64/282—Arrangements for irradiation using multiple radiation means, e.g. micromirrors or multiple light-emitting diodes [LED] of the same type, e.g. using different energy levels
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
Abstract
A kind of acquisition methods and application, the pre-selected target shadow surface including determining array area source in the target illumination face for taking into account light intensity consistency and resolving accuracy, so that there is no bright strong points on the pre-selected target shadow surface when array area source is always on;Array area source is set to shine with constant frequency scintillation, when acquisition can satisfy the area source of needs on the pre-selected target shadow surface, the pre-selected target shadow surface is final target illumination face.It can obtain light intensity consistency and the high target illumination face of resolving accuracy, and it is best that it is applied to effect on photocuring printer.A kind of band planar light source device uv equipment, including array area source and LED light dodge driver cruelly;The array area source includes heat-radiating substrate, UV lamp pearl, collector lens, its resolving accuracy is high, curing molding speed is balanced, can print the high 3D printing body of mass.
Description
Technical field
The present invention relates to area source technical fields, and in particular to a kind of target photograph for taking into account light intensity consistency and resolving accuracy
Penetrate acquisition methods and the application in face.
The invention further relates to 3D printing technique fields, and in particular to a kind of planar light source device for photocuring printer and
Uv equipment.
Background technique
Theoretically, the light that area source issues is directional light, but under physical condition, area source is formed by point light source
's.For example, being capable of forming less parallel light after the light planoconvex lens refraction that the point light source being arranged at concave lens focus issues
Light;The array area source formed on the same face is arranged in by the distribution of multiple pointolite arrays, the light that it is issued is also approximate
In directional light.
But the veiling glare in the light beam that certain particular applications, these area sources for being similar to directional light issue is right
Serious influence is caused using result.
For example, being to distinguish cure sites and non-by the curing rate difference of photosensitive raw material in the work of photocuring 3D printer
Cure sites, so that cure sites is formed 3D printing body along the layer-by-layer heap poststack of short transverse.Photosensitive raw material includes initiator, is drawn
The solidification for sending out agent is related with illumination wavelength, irradiation light intensity and irradiation time.Theoretically, it is believed that the illumination wavelength of area source,
Irradiation light intensity is consistent, thus the curing rate of photosensitive raw material is the same.But in practice, by convex lens shape at face light
Source is there are light intensity at convex lens optical axis is high, the phenomenon that with increase light intensity decreasing with optical axis distance, in this way, such area source
Irradiation light intensity there is difference, and on photocuring face, the photosensitive raw material curing rate at optical axis is fast, far from the photosensitive original at optical axis
Expect the slow phenomenon of curing rate, causes the deformation of 3D printing body;There is the phenomenon for the light that interlocks in array area source, in this way, such
The resolving accuracy of the irradiation light of area source is low, and on photocuring face, theoretic one will form four points at form point, causes 3D
The phenomenon that tip of type-script is diverged.
Summary of the invention
One of goal of the invention of the invention is to provide a kind of target illumination face for taking into account light intensity consistency and resolving accuracy
Acquisition methods and application, to solve on target illumination face, the technology of the light intensity consistency difference of existing array area source is asked
Topic.
In order to solve the above technical problems, the present invention adopts the following technical scheme:
Design a kind of acquisition methods in target illumination face for taking into account light intensity consistency and resolving accuracy, comprising the following steps:
The pre-selected target shadow surface of array area source is determined, so that the pre-selected target is shone when array area source is always on
It penetrates on face and bright strong point is not present;
So that array area source is shone with constant frequency scintillation, is needed when obtaining can satisfy on the pre-selected target shadow surface
When the area source wanted, the pre-selected target shadow surface is final target illumination face.
Preferably, the array area source includes substrate and multiple lamp beads for being installed on substrate, every corresponding to
At a lamp bead, collector lens is installed on one side in the substrate, and the optical axis of the collector lens passes through the lamp bead and vertical
In the substrate, so that the light beam that the lamp bead issues forms substantially parallel light beam after collector lens convergence.
Application of the target illumination face above-mentioned for taking into account light intensity consistency and resolving accuracy on photocuring printer, it is described
Final target illumination face is the photocuring face of the photocuring printer, and the array area source includes heat-radiating substrate and consolidates
The multiple UV lamp pearls being located on heat-radiating substrate.
Preferably, the photocuring raw material of the use of the photocuring printer includes initiator, the wave of the UV lamp pearl
Length is 1.0123~1.0617 times of the initiator wavelength, and the luminous flux of the UV lamp pearl is 25000-30000mLm.
A kind of planar light source device for photocuring printer, including array area source and LED light dodge driver cruelly;Institute
Multiple UV lamp pearls that array area source includes heat-radiating substrate He is installed on heat-radiating substrate are stated, each UV lamp pearl is being corresponded to
Place is installed with collector lens in the heat-radiating substrate on one side, and the optical axis of the collector lens passes through the UV lamp pearl and vertical
In the heat-radiating substrate, so that the light beam that the UV lamp pearl issues forms substantially parallel light after collector lens convergence
Beam;The output end that the LED light dodges driver cruelly is serially connected on the power circuit of the UV lamp pearl.
Preferably, the collector lens is low-angle convex lens, the beam angle of the outgoing beam of the low-angle convex lens
It is 5 °~60 °.
Preferably, the UV lamp pearl selects the macro 90 degree of spotlight beads of 400-410nm of model 45mil light, the UV lamp pearl
It is arranged on the heat-radiating substrate with line space 19mm, the distribution of column pitch 19mm rectangular array, the UV lamp pearl and the face light
The distance in the target illumination face of source device is 37mm, and the LED light dodges driver to keep the array area source per second cruelly
Flashing 4 times, each glittering 1/8 second mode flicker of duration.
A kind of uv equipment, is equipped with magazine and planar light source device above-mentioned, and the magazine includes model separation light transmission
Layer in the magazine, fits in formation photocuring face, the photocuring face and the face light at the model separation photic zone
The target illumination face of source device is coplanar.
Compared with prior art, the beneficial effects of the present invention are: available light intensity consistency and the high mesh of resolving accuracy
Mark shadow surface.When it is applied on photocuring printer, resolving accuracy is high, curing molding speed is balanced, can print pledge
Measure high 3D printing body.
Detailed description of the invention
Fig. 1 is a kind of three-view diagram of array area source.
Fig. 2 is a kind of use of planar light source device for photocuring printer with reference to figure.
Fig. 3 is a kind of perspective view of planar light source device for photocuring printer.
In figure, 1- array area source, 11- heat-radiating substrate, 111- substrate, 112- radiating piece, 12- lamp bead, 13- optically focused is saturating
Mirror, 2- model separation photic zone, 21- target illumination face.
Specific embodiment
Illustrate a specific embodiment of the invention with reference to the accompanying drawings and examples, but following embodiment is used only in detail
It describes the bright present invention in detail, does not limit the scope of the invention in any way.
Embodiment 1: a kind of acquisition methods in the target illumination face 21 for taking into account light intensity consistency and resolving accuracy, including it is following
Step:
Array area source 1 is obtained, array area source 1 includes substrate 111 and multiple lamps for being bonded and fixed on substrate 111
Pearl 12, these lamp beads 12 are distributed in array fashion in the one side of substrate 111;
Determine the pre-selected target shadow surface of array area source 1, so that when array area source 1 is always on, pre-selected target irradiation
There is no bright strong points on face;It is determined specifically, can choose following methods: the first, using semi-transparent film along substrate
111 normal direction is far from substrate 111, when on eye-observation to semi-transparent film without apparent bright strong point, from semi-transparent film
Begin to the place away from 111 infinity of substrate to belong to the pre-selected target shadow surface of array area source 1 in position, wherein semi-transparent
Film can be blank sheet of paper, the semi-transparent film with filter effect.Second, base is being parallel to using the light intensity inductive rod of light intensity test instrument
Progressive scan makes the light intensity inductive rod edge of light intensity test instrument if the plane has apparent bright strong point in the plane of plate 111
The normal direction of substrate 111 translates a unit, such as 1mm, progressively scans in new plane again, until in new plane not
There are apparent bright strong points, begin to belong to distance arrays formula area source 1 to apart from the place of 111 infinity of substrate from the plane
Pre-selected target shadow surface.
So that array area source 1 is shone with constant frequency scintillation, can satisfy when being obtained on pre-selected target shadow surface
When the intensity of illumination needed, pre-selected target shadow surface is final target illumination face 21, that is, can take into account light intensity consistency
With the target illumination face 21 of resolving accuracy.Here, the intensity of illumination for meeting needs can be instantaneous intensity of illumination.
Embodiment 2: a kind of acquisition methods in the target illumination face for taking into account light intensity consistency and resolving accuracy, as embodiment
1 improvement in the array area source 1 of acquisition, is corresponding at each lamp bead 12, is being installed with optically focused on one side in substrate 111
Lens 13, such as the shell for surrounding single lamp bead 12 is provided on substrate 111, collector lens 13 is bonded on shell, lamp bead
12 are arranged in the focal point of collector lens 13 as far as possible, and the optical axis of collector lens 13 passes through lamp bead 12 and perpendicular to substrate 111, so that
The light beam that lamp bead 12 issues forms substantially parallel light beam after the convergence of collector lens 13.Make each lamp bead 12 using collector lens
It is respectively formed small area source, the staggeredly amount light being radiated between lamp bead on pre-selected target face can be reduced in this way, avoid making array
When formula area source 1 is shone with constant frequency scintillation, occurs crossing for light on pre-selected target shadow surface and lose, be conveniently adjusted in this way
The flicker frequency of array area source 1.
Embodiment 3: in embodiment 1 or embodiment 2 take into account light intensity consistency and the target illumination face 21 of resolving accuracy exists
Application on photocuring printer, final target illumination face 21 are the photocuring face of photocuring printer, array area source 1
Including heat-radiating substrate 11 and the lamp bead 12 being installed on heat-radiating substrate 11, heat-radiating substrate 11 includes substrate 111 and radiating piece 112,
Radiating piece 112 can select wing radiating piece or other forms, and substrate 111 and radiating piece 112 can be bolted to connection,
It is coated with heat-conducting silicone grease on one side with what radiating piece 112 connected in substrate 111.Lamp bead 12 is UV lamp pearl.
The experimental data that 1 target illumination face of table is obtained in the application on photocuring printer
。
The experimental data that 2 target illumination face of table is obtained in the application on photocuring printer
。
Using the method for the present invention, the non-parallel light that the light pearl of array area source issues is radiated at the light of photocuring printer
When on solidification face, because its intensity of illumination is low, photocuring raw material can't be made to solidify, thus its printing essence to photocuring printer
Degree influence is smaller, can satisfy needs.
Embodiment 4: in embodiment 1 or embodiment 2 take into account light intensity consistency and the target illumination face 21 of resolving accuracy exists
Application on photocuring printer, final target illumination face 21 are the photocuring face of photocuring printer, array area source 1
Including heat-radiating substrate 11 and the lamp bead 12 being installed on heat-radiating substrate 11, heat-radiating substrate 11 includes substrate 111 and radiating piece 112,
Radiating piece 112 can select wing radiating piece or other forms, and substrate 111 and radiating piece 112 can be bolted to connection,
It is coated with heat-conducting silicone grease on one side with what radiating piece 112 connected in substrate 111.Lamp bead 12 is UV lamp pearl.
The photocuring raw material of the use of the photocuring printer includes initiator, and the wavelength of the UV lamp pearl is described
1.0123~1.0617 times of initiator wavelength, the luminous flux of the UV lamp pearl are 25000-30000mLm.Test data:
The test data of 3 initiator of table caused when wavelength is 395nm
The test data of 4 initiator of table caused when wavelength is 395nm
Test result shows: using the method for the present invention, can reduce the difficulty for mixing the photocuring raw material of adaptation UV lamp pearl wavelength
Degree, this addresses the problem the technologies that the silk portion of type-script caused by the proportion consistency of uncontrollable photocuring raw material is easily broken off
Problem also reduces the preservation condition requirement of photocuring raw material.
Embodiment 5: a kind of planar light source device for photocuring printer, including array area source 1 and LED light are dodged cruelly
Driver (is not drawn);Array area source 1 includes heat-radiating substrate 11 and multiple lamp beads 12 for being installed on heat-radiating substrate 11, lamp
Pearl 12 is UV lamp pearl, is corresponding at each lamp bead 12, is being installed with collector lens 13, collector lens on one side in heat-radiating substrate 11
13 optical axis passes through lamp bead 12 and perpendicular to heat-radiating substrate 11, so that the light beam of the sending of lamp bead 11 shape after the convergence of collector lens 13
At substantially parallel light beam;The output end that LED light dodges driver cruelly is serially connected on the power circuit of lamp bead 12, the sudden and violent flash drive of LED light
The LED light that dynamic device can select Yu Sijie Electronics Co., Ltd., Shenzhen to produce dodges controller cruelly.
As needed, collector lens 13 can choose low-angle convex lens, the light beam of the outgoing beam of low-angle convex lens
Angle can choose the angle between 5 °~60 °.
As needed, lamp bead 12 is arranged on heat-radiating substrate 11 with line space 19mm, the distribution of column pitch 19mm rectangular array,
Lamp bead 12 is 37mm at a distance from the target illumination face 21 of planar light source device, and the LED light dodges driver to make array cruelly
Area source 1 is flashed 4 times with per second, each glittering 1/8 second mode flicker of duration.
Use lamp bead specification for UV ultraviolet LED lamp bead, power 3W, wavelength 400-410nm, optical power 4500-4600mW, spoke
Power 500-550mW, luminous flux 25000-30000mLm are penetrated, concrete model is that 90 degree of optically focused of the macro 400-410nm of 45mil light are (raw
Produce producer and be built-in with a lens when producing it), its manufacturing enterprise is Chun Daxin Photoelectric Co., Ltd., Shenzhen;Optically focused is saturating
The beam angle of the outgoing beam of mirror 13 is 45 degree, it is newly-increased another piece of lens in addition to the lens that lamp bead carries, lamp bead 12 with
Line space 19mm, the distribution of column pitch 19mm rectangular array are arranged on heat-radiating substrate 11, the target of lamp bead 12 and planar light source device
The distance of shadow surface 21 is 37mm, and LED light dodges driver to make array area source 1 with flashing 4 times per second cruelly, each glittering
1/8 second mode flicker of duration.Under the design parameter, this method is tested applied to photocuring printer, it is demonstrated experimentally that
Test one, with flashing 4 times per second, each glittering 1/8 second mode flicker of duration shines all lamp beads 12.At this point, printing
The actual size of body and the deviation of target size are very small, such as the size of circular hole that target size is 10mm is 10mm, can be with
It satisfies the use demand.
Test two, lamp bead continuous illumination does not make flashing control.At this point, the actual size of type-script is deposited with target size
In deviation, specific manifestation is that the size of inner hole can be less than normal, such as target size is 9.5mm for the size of the circular hole of 10mm;Foreign steamer
Wide size can be bigger than normal, such as target size is 10.5mm for the size of the cylinder of 10mm.
Embodiment 6: a kind of uv equipment is equipped with magazine and planar light source device above-mentioned, and magazine includes model separation
Photic zone 2 in magazine, fits in formation photocuring face, the mesh in photocuring face and planar light source device at model separation photic zone 2
It is coplanar to mark shadow surface 21.
The present invention is described in detail above in conjunction with drawings and examples, still, those of skill in the art
Member is it is understood that without departing from the purpose of the present invention, can also carry out each design parameter in above-described embodiment
Change, forms multiple specific embodiments, is common variation range of the invention, is no longer described in detail one by one herein.
Claims (8)
1. a kind of acquisition methods in the target illumination face for taking into account light intensity consistency and resolving accuracy, which is characterized in that including following
Step:
The pre-selected target shadow surface of array area source is determined, so that the pre-selected target is shone when array area source is always on
It penetrates on face and bright strong point is not present;
So that array area source is shone with constant frequency scintillation, is needed when obtaining can satisfy on the pre-selected target shadow surface
When the area source wanted, the pre-selected target shadow surface is final target illumination face.
2. the acquisition methods in target illumination face as described in claim 1, which is characterized in that the array area source includes
Substrate and the multiple lamp beads being installed on substrate are corresponding at each lamp bead, the substrate to be installed with optically focused on one side saturating
Mirror, the optical axis of the collector lens passes through the lamp bead and perpendicular to the substrate, so that the light beam that the lamp bead issues is through institute
It states after collector lens is assembled and forms substantially parallel light beam.
3. application of the target illumination face as claimed in claim 1 or 2 on photocuring printer, the final target illumination
Face is the photocuring face of the photocuring printer, and the array area source includes heat-radiating substrate and is installed on heat-radiating substrate
Multiple UV lamp pearls.
4. application of the target illumination face as claimed in claim 3 on photocuring printer, the photocuring printer are adopted
Photocuring raw material includes initiator, and the wavelength of the UV lamp pearl is the 1.0123~1.0617 of the initiator wavelength
Times, the luminous flux of the UV lamp pearl is 25000-30000mLm.
5. a kind of planar light source device for photocuring printer, including array area source, which is characterized in that further include LED
Lamp dodges driver cruelly;The array area source includes heat-radiating substrate and multiple UV lamp pearls for being installed on heat-radiating substrate,
Corresponding to each UV lamp Zhu Chu, it is installed with collector lens on one side in the heat-radiating substrate, the optical axis of the collector lens passes through
The UV lamp pearl and perpendicular to the heat-radiating substrate, so that the light beam that issues of UV lamp pearl shape after collector lens convergence
At substantially parallel light beam;The output end that the LED light dodges driver cruelly is serially connected on the power circuit of the UV lamp pearl.
6. planar light source device as claimed in claim 5, which is characterized in that the collector lens is low-angle convex lens, described
The beam angle of the outgoing beam of low-angle convex lens is 5 °~60 °.
7. planar light source device as claimed in claim 5, which is characterized in that the UV lamp pearl selects model 45mil light macro
90 degree of spotlight beads of 400-410nm, the UV lamp pearl are arranged with line space 19mm, the distribution of column pitch 19mm rectangular array in institute
It states on heat-radiating substrate, the UV lamp pearl is 37mm at a distance from the target illumination face of the planar light source device, and the LED light is dodged cruelly
Driver is to make array area source flashing per second 4 times, each glittering 1/8 second mode flicker of duration.
8. a kind of uv equipment, is equipped with magazine, which is characterized in that be also equipped with as described in any one of claim 5-7
Planar light source device, the magazine includes model separation photic zone, in the magazine, fits in the model separation photic zone
Place forms photocuring face, and the photocuring face is coplanar with the target illumination face of the planar light source device.
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CN201910056636.0A CN109648851A (en) | 2019-01-19 | 2019-01-19 | Take into account the acquisition methods, array area source and light curring unit of the array area source of light intensity consistency and resolving accuracy |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110126272A (en) * | 2019-05-21 | 2019-08-16 | 广东石油化工学院 | A kind of photocuring 3D printer |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07205303A (en) * | 1994-01-14 | 1995-08-08 | Mitsubishi Heavy Ind Ltd | Optical device for fine processing apparatus |
CN107438513A (en) * | 2015-02-05 | 2017-12-05 | 卡本有限公司 | Pass through the increasing material manufacturing method of intermittent exposure |
CN107584758A (en) * | 2017-11-01 | 2018-01-16 | 郑州迈客美客电子科技有限公司 | Photocuring printer projecting method, projection arrangement and the printer with the device |
CN208164309U (en) * | 2018-04-13 | 2018-11-30 | 深圳市诺瓦机器人技术有限公司 | A kind of photocuring 3D printer and its light supply apparatus |
CN208324234U (en) * | 2018-05-11 | 2019-01-04 | 深圳市诺瓦机器人技术有限公司 | A kind of area array light source device, face battle array reflector and photocuring 3D printer |
-
2019
- 2019-01-19 CN CN201910056636.0A patent/CN109648851A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07205303A (en) * | 1994-01-14 | 1995-08-08 | Mitsubishi Heavy Ind Ltd | Optical device for fine processing apparatus |
CN107438513A (en) * | 2015-02-05 | 2017-12-05 | 卡本有限公司 | Pass through the increasing material manufacturing method of intermittent exposure |
CN107584758A (en) * | 2017-11-01 | 2018-01-16 | 郑州迈客美客电子科技有限公司 | Photocuring printer projecting method, projection arrangement and the printer with the device |
CN208164309U (en) * | 2018-04-13 | 2018-11-30 | 深圳市诺瓦机器人技术有限公司 | A kind of photocuring 3D printer and its light supply apparatus |
CN208324234U (en) * | 2018-05-11 | 2019-01-04 | 深圳市诺瓦机器人技术有限公司 | A kind of area array light source device, face battle array reflector and photocuring 3D printer |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110126272A (en) * | 2019-05-21 | 2019-08-16 | 广东石油化工学院 | A kind of photocuring 3D printer |
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