CN111605191A - Multi-size photocuring 3D printer concatenation light source - Google Patents
Multi-size photocuring 3D printer concatenation light source Download PDFInfo
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- CN111605191A CN111605191A CN202010583976.1A CN202010583976A CN111605191A CN 111605191 A CN111605191 A CN 111605191A CN 202010583976 A CN202010583976 A CN 202010583976A CN 111605191 A CN111605191 A CN 111605191A
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- Prior art keywords
- lamp
- printer
- light source
- independent
- photocuring
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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
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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
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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
- B29C64/30—Auxiliary operations or equipment
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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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
Abstract
The invention discloses a multi-size photocuring 3D printer splicing light source which comprises an optical lens assembly and a lamp panel assembly, wherein the lamp panel assembly is positioned below the optical lens assembly, the lamp panel assembly comprises a plurality of independent lamp panels, and the independent lamp panels are arranged side by side. The invention uses a plurality of small-size light sources to splice into a large-size light source for use, is convenient to produce and maintain, uses a plurality of driving chips to drive simultaneously, can independently adjust each small lamp panel, and has excellent light source uniformity. Split type lens, simple production is with low costs, and the concatenation is used and is suitable for not unidimensional photocuring 3D printer. The light is shaped by using the optical lens, so that the obtained collimated light is good, the angle is small, and the photocuring 3D printer is compatible with a color screen and a black-and-white screen.
Description
Technical Field
The invention relates to the field of 3D printing, in particular to a splicing light source of a multi-size photocuring 3D printer.
Background
In 3D printing technology, a light source is required. The existing large-size photocuring 3D printing light source is used in a lamp panel integrating dozens of lamp beads, if one lamp bead is damaged, the whole lamp panel needs to be replaced, and the replacement cost is high. And dozens of lamp pearls are integrated in a lamp plate, and the lamp pearl has the difference, can't adjust to the state of relative ideal, and the degree of consistency of the whole light source of equipment is relatively poor, and the printing precision is low. Except for a light source, the large-size integrated lens is not necessarily suitable for photocuring 3D printing in the market, and the large-size integrated lens is high in manufacturing cost and high in processing difficulty.
Accordingly, the prior art is deficient and needs improvement.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the spliced light source of the multi-size photocuring 3D printer is provided, a plurality of optical lenses are spliced into a large-size optical lens, the modular assembly is easy to adjust, the light uniformity is excellent, and the 3D printer is compatible with a color screen and a black and white screen.
The technical scheme of the invention is as follows: the utility model provides a many sizes photocuring 3D printer concatenation light source, includes optical lens subassembly, lamp plate assembly is located optical lens subassembly support.
The lamp plate subassembly includes a plurality of independent lamp plates, each independent lamp plate sets up side by side.
Adopt above-mentioned each technical scheme, many sizes photocuring 3D printer concatenation light source in, the quantity of independent lamp plate is 2 at least.
Adopt above-mentioned each technical scheme, many sizes photocuring 3D printer concatenation light source in, each evenly be provided with a plurality of lamp pearls on the independent lamp plate respectively.
By adopting the technical scheme, in the spliced light source of the multi-size photocuring 3D printer, the optical lens assembly comprises a first lens support and a plurality of independent hemispherical convex lenses, mounting grooves which correspond to the independent hemispherical convex lenses one to one are formed in the first lens support, and a lamp bead is arranged below each independent hemispherical convex lens.
By adopting the technical scheme, in the spliced light source of the multi-size photocuring 3D printer, the optical lens assembly comprises a second lens support and a connected convex lens block, the connected convex lens block is arranged on the second lens support, the connected convex lens block is composed of a plurality of convex lenses, the adjacent convex lenses are connected with each other, the top surfaces of the convex lenses are arc convex surfaces, the four side surfaces and the bottom surface of each convex lens are planes, and a lamp bead is arranged below each convex lens.
By adopting the technical scheme, in the spliced light source of the multi-size photocuring 3D printer, the optical lens component consists of a plurality of integrated lamp cup lenses, and each integrated lamp cup lens is respectively positioned on one lamp bead
Adopt above-mentioned each technical scheme, many sizes photocuring 3D printer concatenation light source in, still include the fin, each independent lamp plate is located the fin.
By adopting the technical schemes, the large-size light source is spliced by using a plurality of small-size light sources, the production and the maintenance are convenient, the plurality of driving chips are used for driving simultaneously, each small lamp panel can be independently adjusted, and the uniformity of the light source is excellent. Split type lens, simple production is with low costs, and the concatenation is used and is suitable for not unidimensional photocuring 3D printer. The light is shaped by using the optical lens, so that the obtained collimated light is good, the angle is small, and the photocuring 3D printer is compatible with a color screen and a black-and-white screen.
Drawings
FIG. 1 is a schematic diagram of an explosive structure of a first embodiment of the present invention;
FIG. 2 is a schematic diagram of an explosive structure of a second embodiment of the present invention;
fig. 3 is a schematic diagram of an explosive structure of a third embodiment of the present invention.
Detailed Description
The invention is described in detail below with reference to the figures and the specific embodiments.
Example one
As shown in fig. 1, this embodiment provides a multi-size photocuring 3D printer concatenation light source, including optical lens subassembly, lamp plate subassembly 31 is located optical lens subassembly below. The optical lens assembly comprises a first lens support 21 and a plurality of independent hemispherical convex lenses 11, wherein mounting grooves corresponding to the independent hemispherical convex lenses 11 one to one are formed in the first lens support 21, and a lamp bead of the lamp panel assembly 31 is arranged below each independent hemispherical convex lens 11.
As shown in fig. 1, the lamp panel assembly 31 includes 2 independent lamp panels (actually at least 2), and each of the independent lamp panels is arranged side by side. A plurality of driving chips are used for driving the corresponding independent lamp panels respectively, and each independent lamp panel can be adjusted independently, so that the production, later maintenance and the like are facilitated. Each the independent lamp plate is evenly provided with a plurality of lamp beads respectively. The lamp pearl chip of lamp plate subassembly covers the size encapsulation of various single lamp pearls (like 3535 encapsulation, imitative lumen encapsulation etc.), and the angle of lamp pearl of lamp plate subassembly is 60, 120, angles such as 140.
The lamp panel assembly 31 is provided with the heat dissipation fin 41 below, the independent lamp panel is located on the heat dissipation fin 41, and the heat dissipation fins are arranged side by side below the heat dissipation fin 41, so that the heat dissipation efficiency is improved.
Like figure 1, independent hemisphere convex lens 11 is located the mounting groove of first lens support 21, and the mounting groove is circular, and the mounting groove is communicating through-hole from top to bottom, and each independent hemisphere convex lens 11 can convert the light that the lamp pearl of below diverges into collimated light, and collimated light shines the cured resin of top again, can improve the precision of printing.
Example two
As shown in fig. 2, this embodiment provides a multi-size photocuring 3D printer splicing light source, including optical lens subassembly, lamp plate assembly 32 is located below optical lens subassembly 12. The optical lens assembly is composed of a plurality of integrated lamp cup lenses 12, and each integrated lamp cup lens 12 is respectively positioned on one lamp bead of the lamp panel assembly 32.
As shown in fig. 2, the integrated lamp cup lens 12 is actually a cup with a large top and a small bottom, and the bottom of each cup is clamped on a lamp bead of the lamp panel assembly 32, so that the integrated lamp cup lens does not need a first lens support in the first embodiment and is directly installed. Integrative lamp cup lens 12 converts the light that the lamp pearl in below diverges into collimated light, and the collimated light shines the cured resin of top again, can improve the precision of printing.
As shown in fig. 2, the lamp panel assembly 32 includes 3 independent lamp panels (actually at least 2), and each of the independent lamp panels is arranged side by side. A plurality of driving chips are used for driving the corresponding independent lamp panels respectively, and each independent lamp panel can be adjusted independently, so that the production, later maintenance and the like are facilitated. Each the independent lamp plate is evenly provided with a plurality of lamp beads respectively. Lamp pearl chip of lamp plate subassembly 32 covers the size encapsulation of various single lamp pearls (like 3535 encapsulation, imitative lumen encapsulation etc.), and the angle of lamp pearl of lamp plate subassembly is 60, 120, angles such as 140.
The lamp panel assembly 32 is provided with the fin 42 below, and independent lamp plate is located fin 42, and the fin below is provided with a plurality of radiating fin side by side, improves the radiating efficiency.
EXAMPLE III
As shown in fig. 3, this embodiment provides a multi-size photocuring 3D printer concatenation light source, including optical lens subassembly, lamp plate assembly 33 is located optical lens subassembly below. The optical lens assembly comprises a second lens support 23 and a connected convex mirror block 13, the connected convex mirror block 13 is arranged on the second lens support 23, the connected convex mirror block 13 is composed of a plurality of convex mirrors, all adjacent convex mirrors are connected with each other, the top surfaces of the convex mirrors are arc convex surfaces, four side surfaces and the bottom surfaces of the convex mirrors are planes, and one lamp bead of the lamp panel assembly 33 is arranged below each convex mirror. The light that optics convex lens can disperse below lamp pearl converts the collimation light, and the cured resin of top is shone again to the collimation light, can improve the precision of printing.
As shown in fig. 3, the lamp panel assembly 33 includes 3 independent lamp panels (actually at least 2), and each of the independent lamp panels is arranged side by side. A plurality of driving chips are used for driving the corresponding independent lamp panels respectively, and each independent lamp panel can be adjusted independently, so that the production, later maintenance and the like are facilitated. Each the independent lamp plate is evenly provided with a plurality of lamp beads respectively. The lamp pearl chip of lamp plate subassembly covers the size encapsulation of various single lamp pearls (like 3535 encapsulation, imitative lumen encapsulation etc.), and the angle of lamp pearl of lamp plate subassembly is 60, 120, angles such as 140.
The lamp panel assembly 33 is provided with the heat dissipation fin 43 below, and independent lamp panel is located the heat dissipation fin 43, and the heat dissipation fin 43 below is provided with a plurality of side by side heat radiation fins, improves the radiating efficiency.
The principle of the invention is as follows: the lamp pearl through each independent lamp plate sends light, shines in the optics lens subassembly, carries out the plastic to the light that diverges through the optics lens subassembly again, obtains the collimation light that is fit for the photocuring 3D printer, and the light angle is little, is applicable to the photocuring 3D printer of color screen and black and white screen.
The lamp panel assembly is composed of a plurality of small-size independent lamp panels, so that a large-size light source can be formed by splicing different numbers of independent lamp panels, and the large-size light source is suitable for various photocuring 3D printers with different sizes. For example, 5.5 inches, 8.9 inches, 10.1 inches, 12.5 inches, etc. in various sizes.
By adopting the technical schemes, the large-size light source is spliced by using a plurality of small-size light sources, the production and the maintenance are convenient, the plurality of driving chips are used for driving simultaneously, each small lamp panel can be independently adjusted, and the uniformity of the light source is excellent. Split type lens, simple production is with low costs, and the concatenation is used and is suitable for not unidimensional photocuring 3D printer. The light is shaped by using the optical lens, so that the obtained collimated light is good, the angle is small, and the photocuring 3D printer is compatible with a color screen and a black-and-white screen.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A spliced light source of a multi-size photocuring 3D printer is characterized by comprising an optical lens assembly and a lamp panel assembly, wherein the lamp panel assembly is positioned below the optical lens assembly;
the lamp plate subassembly includes a plurality of independent lamp plates, each independent lamp plate sets up side by side.
2. The multi-size photocuring 3D printer concatenation light source of claim 1, wherein the number of independent lamp plate is at least 2.
3. The multi-size photocuring 3D printer splicing light source of claim 2, wherein a plurality of lamp beads are uniformly arranged on each independent lamp panel.
4. The multi-size photocuring 3D printer splicing light source of claim 3, wherein the optical lens assembly comprises a first lens support and a plurality of independent hemispherical convex mirrors, the first lens support is provided with mounting grooves corresponding to the independent hemispherical convex mirrors one to one, and a lamp bead is arranged below each independent hemispherical convex mirror.
5. The multi-dimensional photocuring 3D printer splicing light source of claim 3, wherein the optical lens assembly comprises a second lens support and a connected convex mirror block, the connected convex mirror block is arranged on the second lens support, the connected convex mirror block is composed of a plurality of convex mirrors, all adjacent convex mirrors are connected with each other, the top surfaces of the convex mirrors are circular arc convex surfaces, the four side surfaces and the bottom surface of each convex mirror are planes, and a lamp bead is arranged below each convex mirror.
6. The multi-dimensional photocuring 3D printer splicing light source of claim 3, wherein the optical lens assembly is composed of a plurality of integrated lamp cup lenses, each integrated lamp cup lens being located on one lamp bead.
7. The multi-size photocuring 3D printer splicing light source of any one of claims 4 to 6, further comprising heat sinks, wherein each independent lamp panel is located on each heat sink.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010583976.1A CN111605191A (en) | 2020-06-24 | 2020-06-24 | Multi-size photocuring 3D printer concatenation light source |
| PCT/CN2020/110131 WO2021258524A1 (en) | 2020-06-24 | 2020-08-20 | Tiled light source for multi-sized photocuring 3d printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010583976.1A CN111605191A (en) | 2020-06-24 | 2020-06-24 | Multi-size photocuring 3D printer concatenation light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111605191A true CN111605191A (en) | 2020-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010583976.1A Pending CN111605191A (en) | 2020-06-24 | 2020-06-24 | Multi-size photocuring 3D printer concatenation light source |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111605191A (en) |
| WO (1) | WO2021258524A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112213806A (en) * | 2020-11-05 | 2021-01-12 | 深圳市爱普拓思科技有限公司 | Lens, light source assembly and printer |
| CN113442439A (en) * | 2021-07-01 | 2021-09-28 | 浙江闪铸三维科技有限公司 | Intelligent control method for light intensity in 3D printer |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP2218571A1 (en) * | 2009-01-30 | 2010-08-18 | Nederlandse Organisatie voor toegepast -natuurwetenschappelijk onderzoek TNO | Illumination system for use in a stereolithography apparatus |
| CN201731432U (en) * | 2009-12-11 | 2011-02-02 | 广东亚一照明科技有限公司 | Integrated LED lens module |
| JP6310560B2 (en) * | 2013-12-17 | 2018-04-11 | コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． | Laser printing system |
| CN106715090A (en) * | 2014-09-26 | 2017-05-24 | 惠普发展公司有限责任合伙企业 | Lighting for additive manufacturing |
| CN204806081U (en) * | 2015-05-25 | 2015-11-25 | 深圳市立洋光电子有限公司 | High light transmission rate disjunctor LED industrial and mining lamp |
| US20180154443A1 (en) * | 2016-12-06 | 2018-06-07 | Velo3D, Inc. | Optics, detectors, and three-dimensional printing |
| US10589382B2 (en) * | 2017-03-30 | 2020-03-17 | General Electric Company | Overlapping border and internal sections of object formed by different AM melting beam sources in overlapping field region |
| CN109483876A (en) * | 2018-12-28 | 2019-03-19 | 精唯信诚（北京）科技有限公司 | A kind of light source module group and 3D printer |
| CN209971566U (en) * | 2019-05-23 | 2020-01-21 | 漳州市回声电子科技有限公司 | Photocuring 3D printer with parallel light source |
-
2020
- 2020-06-24 CN CN202010583976.1A patent/CN111605191A/en active Pending
- 2020-08-20 WO PCT/CN2020/110131 patent/WO2021258524A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112213806A (en) * | 2020-11-05 | 2021-01-12 | 深圳市爱普拓思科技有限公司 | Lens, light source assembly and printer |
| CN115097552A (en) * | 2020-11-05 | 2022-09-23 | 深圳市爱普拓思科技有限公司 | Lens, light source assembly and printer |
| CN113442439A (en) * | 2021-07-01 | 2021-09-28 | 浙江闪铸三维科技有限公司 | Intelligent control method for light intensity in 3D printer |
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| WO2021258524A1 (en) | 2021-12-30 |
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