CN204749285U - A optic system for photocuring 3D printer - Google Patents
A optic system for photocuring 3D printer Download PDFInfo
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- CN204749285U CN204749285U CN201520424344.5U CN201520424344U CN204749285U CN 204749285 U CN204749285 U CN 204749285U CN 201520424344 U CN201520424344 U CN 201520424344U CN 204749285 U CN204749285 U CN 204749285U
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- holder
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- reflecting element
- photocuring
- reflection
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Abstract
The utility model provides an optic system for photocuring 3D printer, the 3D printer has waits to solidify medium storage device, and its characterized in that includes: a light beam generator for launching the light beam, be used for the reflection a reflection element of the light beam of light beam generator transmission, be used for focus via the focusing element of the light beam of reflection element reflection, and be used for with via the light beam reflection of focusing element focus extremely wait to solidify medium storage device's the 2nd reflection element, a reflection element and/or the 2nd reflection element reflects angle adjustable reflection element. The utility model provides an optic system for photocuring 3D printer can reduce the diameter of light beam to 0.02mm-0.05mm, later through the cooperation of each part, has the resin of liquid photosensitive resin pond with the light beam reflection to holding to liquid photosensitive resin that the messenger is shone is by putting to the solidification of line, and it not only has a simple light path structure, improvement light curing molding precision that moreover can be obvious.
Description
Technical field
The utility model relates to photocuring 3D printer field, particularly for the light path system of photocuring 3D printer.
Background technology
At present, existing photocuring 3D printer has the light source for launching 405nm light, and the liquid photosensitive resin that the light that described light source is launched irradiates in photosensitive resin pond makes it curing molding.But between each element of existing light source, dispersion is installed, and each element has alignment error like this, the error accumulation of final all parts, makes the overall error of light source bigger than normal.Further, because the inside installing space of existing 3D printer is limited, therefore, when all parts of regulation light source, very inconvenient.Moreover the beam diameter that existing light source is launched is excessive, causes curing molding precision to reduce.
Therefore, need to provide a kind of new light source to solve the problems existed in prior art.
Utility model content
In view of problems of the prior art, the utility model provides a kind of light path system for photocuring 3D printer, and described 3D printer has medium storage device to be solidified, it is characterized in that, comprising: for the light-beam generator of transmitted beam; For reflecting the first reflecting element of the light beam that described laser instrument is launched; For focusing on the concentrating element of the light beam via described first reflecting element reflection; And for the beam reflection that will focus on via described concentrating element to the second reflecting element of described medium storage device to be solidified; Described first reflecting element and/or described second reflecting element are the adjustable reflecting elements of reflection angle.
In embodiments more of the present utility model, described light path system comprises: for the fixed head of fixing described light-beam generator, described first reflecting element, described concentrating element and described second reflecting element; The head end of described fixed head has the first holder for fixing described light-beam generator and described first reflecting element, the tail end of described fixed head has the second holder for fixing described second reflecting element, and the middle part of described fixed head has the 3rd holder for fixing described concentrating element; Described first holder, described second holder and described 3rd holder are located along the same line.
In the present embodiment, light-beam generator, the first reflecting element, concentrating element and the second reflecting element are integrated by arranging fixed head, all parts has fixing installation site.The processing of fixed head is not easy to occur error, compares existing all parts and installs respectively, and the error accumulation produced when its advantage had is to avoid each parts to install respectively, with the defect making final error bigger than normal.In addition, all parts integrates, and is more conducive to calibrating the debugging of light path.
In embodiments more of the present utility model, for the fixed head of fixing described light-beam generator, described first reflecting element, described concentrating element and described second reflecting element; Described fixed head has the first holder for fixing described first reflecting element, the second holder for fixing described second reflecting element that linearly arrange, and is arranged at the 3rd holder for fixing described concentrating element between described first holder and described second holder; And be arranged at described first holder, described second holder and described 3rd holder the 4th holder for fixing described light-beam generator of side linearly.
In embodiments more of the present utility model, described first holder is U-shaped seat, the opening portion of described U-shaped seat is towards described second holder, and described light-beam generator is arranged on one of sidewall of described U-shaped seat, and relative sidewall or diapire are provided with described first reflecting element.
In a preferred embodiment, light-beam generator and the first reflecting element are arranged on the holder of a U-shaped, can reduce the path of light beam like this, avoid light beam to be interfered on path.In addition, first reflecting element can be 1 or 2 galvanometers, its can under the drive of motor in certain angle High Rotation Speed, reflex on the second reflecting element accurately after the light beam adjustment angle that laser instrument is launched, finally, the second reflecting element by beam reflection to being used for the resin pool holding liquid photosensitive resin.
In embodiments more of the present utility model, described second holder is towards the downward-sloping sloping platform of described first holder.
In embodiments more of the present utility model, described 3rd holder is annular.
In embodiments more of the present utility model, described light-beam generator is semiconductor pump laser.
The energy major part that lamp pump laser usual at present sends is converted to heat energy, and efficiency approximately only has 3%, wastes the energy greatly.And the light conversion efficiency of semiconductor pump laser can reach 40%, the life-span reaches more than 15000 hours, basic Maintenance free, and stability is strong, makes the quality of light beam close to theoretical limit.
In embodiments more of the present utility model, described first holder is U-shaped seat, the opening portion of described U-shaped seat is towards described second holder, the sidewall of contiguous described 4th holder of the first holder of described U-shaped has the hole passed through for described light beam, and relative sidewall or diapire are provided with described first reflecting element.
In embodiments more of the present utility model, described fixed head also comprise parallel be arranged at described first holder, described second holder and described 3rd holder the 4th holder for fixing described semiconductor pump laser linearly; The sidewall that first holder of described U-shaped closes on described 4th holder has the hole passed through for described light beam, and described first reflecting element is arranged at another sidewall and/or the diapire of described first holder.
The diameter of light beam can be decreased to 0.02mm ~ 0.05mm by a kind of light path system for photocuring 3D printer that the utility model provides, afterwards by the cooperation of each parts, by beam reflection to the resin pool accommodating liquid photosensitive resin, to make irradiated liquid photosensitive resin by the solidification of putting to line, it not only has simple light channel structure, and can significantly improve Stereolithography precision.
Accompanying drawing explanation
Fig. 1 is the fixed plate structure schematic diagram of the first embodiment light source of the utility model;
Fig. 2 is each element scheme of installation of the first embodiment of the utility model;
Fig. 3 is the fixed plate structure schematic diagram of the utility model the second embodiment light source;
Fig. 4 is each element scheme of installation of the utility model the second embodiment;
Detailed description of the invention
Embodiment 1
Be illustrated in figure 1 the fixed plate structure that the utility model one embodiment provides, be provided with the first holder 1 taken the shape of the letter U in its one end, the other end has in tilting leg-of-mutton second holder 2, and middle part arranges the 3rd circular holder 3.First holder 1, second holder 2 and the 3rd holder 3 are arranged along a straight line.The opening of the first holder 1 of U-shaped is towards the direction of the 3rd circular holder 3.
With reference to accompanying drawing 2, one of them sidewall of the first holder 1 is provided with the lamp pump laser 11 for transmitted beam, be provided with on another sidewall and diapire for reflection ray and the galvanometer 12 that self can rotate within the scope of certain angle.The surface thereof of the second holder 2 be fixed with reflective mirror 21.3rd holder 3 is provided with the laser scanning focusing mirror 31 for focused beam.
During work, lamp pump laser 11 transmitted beam, galvanometer 12 rotates to adjust reflection angle under the drive of motor.Focused on via laser scanning focusing mirror by the light that galvanometer 12 reflects, be decreased to 0.02mm ~ 0.05mm to make the diameter of light beam.Finally, the light of focusing irradiates speculum 21.Light beam can by the angle of adjustment galvanometer at range of motion as shown in phantom in Figure 3, and because speculum 21 has towards the fixing reflection angle of the resin pool for holding liquid photosensitive resin, therefore, light beam finally all can be reflected onto photosensitive resin pond.Liquid photosensitive resin by light beam irradiation, and along with the movement of light, by the solidification of point to line.
Certainly, at least one of galvanometer 12 and reflective mirror 21 can adjust angle, can reach above-mentioned effect.
Embodiment 2
With reference to Fig. 3 and Fig. 4, one end of fixed head is provided with the first holder 1 taken the shape of the letter U, and the other end has in tilting leg-of-mutton second holder 2, and middle part arranges the 3rd circular holder 3.The opening of the first holder 1 of U-shaped is towards the direction of the 3rd circular holder 3.First holder 1, second holder 2 and the 3rd holder 3 are arranged along a straight line.The opening of the first holder 1 of U-shaped is towards the direction of the 3rd circular holder 3.In addition, the 4th holder 4 for fixing semiconductor pump laser 41 is extended in the side of the first holder 1, second holder 2 and the 3rd holder 3.
On the sidewall of the 4th holder, be provided with the circular hole that passes through of light beam for launching for semiconductor pump laser 41 at the first holder 1, away from be provided with on the sidewall of the 4th holder and diapire for reflection ray and the galvanometer 12 that self can rotate within the scope of certain angle.The surface thereof of the second holder 2 be fixed with reflective mirror 21.3rd holder 3 is provided with the laser scanning focusing mirror 31 for focused beam.
During work, semiconductor pump laser 41 transmitted beam is by above-mentioned circular hole, and galvanometer 12 rotates to adjust reflection angle under the drive of motor.Focused on via laser scanning focusing mirror by the light that galvanometer 12 reflects, be decreased to 0.02mm ~ 0.05mm to make the diameter of light beam.Finally, the light of focusing irradiates speculum 21.Light beam can by the angle of adjustment galvanometer at range of motion as shown in phantom in Figure 3, and because speculum 21 has towards the fixing reflection angle of the resin pool for holding liquid photosensitive resin, therefore, light beam finally all can be reflected onto photosensitive resin pond.Liquid photosensitive resin by light beam irradiation, and along with the movement of light, by the solidification of point to line.
Above various embodiment of the present utility model is described in detail.It will be understood by those skilled in the art that and when not departing from the utility model scope (being limited by the accompanying claims), various amendment, change and change can be carried out to embodiment.Should explain from entirety the explanation of right and meet and consistent most wide region is described, being not limited to example or the enforcement example in describing in detail.
Claims (8)
1., for a light path system for photocuring 3D printer, described 3D printer has medium storage device to be solidified, it is characterized in that, comprising:
For the light-beam generator of transmitted beam;
For reflecting the first reflecting element of the light beam that described light-beam generator is launched;
For focusing on the concentrating element of the light beam via described first reflecting element reflection; And
For the beam reflection that will focus on via described concentrating element to the second reflecting element of described medium storage device to be solidified;
Described first reflecting element and/or described second reflecting element are the adjustable reflecting elements of reflection angle.
2. the light path system for photocuring 3D printer according to claim 1, is characterized in that, comprising:
For the fixed head of fixing described light-beam generator, described first reflecting element, described concentrating element and described second reflecting element;
The head end of described fixed head has the first holder for fixing described light-beam generator and described first reflecting element, the tail end of described fixed head has the second holder for fixing described second reflecting element, and the middle part of described fixed head has the 3rd holder for fixing described concentrating element;
Described first holder, described second holder and described 3rd holder are located along the same line.
3. the light path system for photocuring 3D printer according to claim 1, is characterized in that, comprising:
For the fixed head of fixing described light-beam generator, described first reflecting element, described concentrating element and described second reflecting element;
Described fixed head has the first holder for fixing described first reflecting element, the second holder for fixing described second reflecting element that linearly arrange, and is arranged at the 3rd holder for fixing described concentrating element between described first holder and described second holder; And
Be arranged at described first holder, described second holder and described 3rd holder the 4th holder for fixing described light-beam generator of side linearly.
4. the light path system for photocuring 3D printer according to claim 2, it is characterized in that, described first holder is U-shaped seat, the opening portion of described U-shaped seat is towards described second holder, described light-beam generator is arranged on one of sidewall of described U-shaped seat, and relative sidewall or diapire are provided with described first reflecting element.
5. the light path system for photocuring 3D printer according to claim 4, is characterized in that, described second holder is towards the downward-sloping sloping platform of described first holder.
6. the light path system for photocuring 3D printer according to claim 5, is characterized in that, described 3rd holder is annular.
7. the light path system for photocuring 3D printer according to claim 3, is characterized in that, described light-beam generator is semiconductor pump laser.
8. the light path system for photocuring 3D printer according to claim 7, it is characterized in that, described first holder is U-shaped seat, the opening portion of described U-shaped seat is towards described second holder, the sidewall of contiguous described 4th holder of the first holder of described U-shaped has the hole passed through for described light beam, and relative sidewall or diapire are provided with described first reflecting element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520424344.5U CN204749285U (en) | 2015-04-28 | 2015-06-18 | A optic system for photocuring 3D printer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520265137 | 2015-04-28 | ||
| CN201520424344.5U CN204749285U (en) | 2015-04-28 | 2015-06-18 | A optic system for photocuring 3D printer |
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| CN204749285U true CN204749285U (en) | 2015-11-11 |
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| CN201520424344.5U Active CN204749285U (en) | 2015-04-28 | 2015-06-18 | A optic system for photocuring 3D printer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107234809A (en) * | 2017-06-22 | 2017-10-10 | 中山大简科技有限公司 | A kind of changeable optical path system based on dynamic focusing |
| CN108020912A (en) * | 2016-11-03 | 2018-05-11 | 江苏艾洛维显示科技股份有限公司 | A kind of laser pack secondary reflection structure |
-
2015
- 2015-06-18 CN CN201520424344.5U patent/CN204749285U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108020912A (en) * | 2016-11-03 | 2018-05-11 | 江苏艾洛维显示科技股份有限公司 | A kind of laser pack secondary reflection structure |
| CN107234809A (en) * | 2017-06-22 | 2017-10-10 | 中山大简科技有限公司 | A kind of changeable optical path system based on dynamic focusing |
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| C14 | Grant of patent or utility model | ||
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Address after: 100081 room 2008, science and technology building, building 683, zone 2, No.5 Zhongguancun South Street, Haidian District, Beijing Patentee after: Youyouzao Technology (Beijing) Co., Ltd Address before: Room 2008, Science and Technology Building, No. 9 South Street, Zhongcun, Haidian District, Beijing Patentee before: GOLD ARRAY TECHNOLOGY (BEIJING), LLC |
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| CP03 | Change of name, title or address |