CN212826869U - 3D prints even optical system device of LCD - Google Patents
3D prints even optical system device of LCD Download PDFInfo
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- CN212826869U CN212826869U CN202021197112.8U CN202021197112U CN212826869U CN 212826869 U CN212826869 U CN 212826869U CN 202021197112 U CN202021197112 U CN 202021197112U CN 212826869 U CN212826869 U CN 212826869U
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Abstract
The utility model discloses a 3D printing LCD dodging system device, which comprises a shading mechanism, a display terminal arranged at the top of the shading mechanism, and a focusing mechanism matched with the display terminal and arranged at the bottom of the shading mechanism; the shading mechanism and the display terminal are provided with various specifications, each specification display terminal corresponds to the shading mechanism with one specification, so that the focal distance between the display terminal and the focusing mechanism is optimal, and the focusing mechanism is used for fine adjustment to meet the printing requirement. The utility model aims at avoiding the above printing defects caused by uneven energy dispersion and poor collimation degree by controlling the multi-stage transmission mode of the LED light source, and enabling the illumination to be uniform and to reach the verticality of more than 95 percent by the special debugging of the collimation, the uniform beam and the beam expanding three-layer lens; when the whole energy output is matched with the energy of the UV light-cured resin in a balanced manner, the light-emitting imaging can be accurately restored, so that the printing precision and size are improved.
Description
Technical Field
The utility model relates to a 3D prints technical field, in particular to 3D prints even light system device of LCD.
Background
The 3D printing technology belongs to one of the rapid prototyping technologies, and is a technology for constructing an object by using a bondable material such as powdered metal or plastic and the like in a layer-by-layer stacking and accumulating mode on the basis of a digital model file.
At present, in a photocuring 3D printing LCD system, a printed product is single, and the collimation of a light source is not high in the printing process, so that the printing precision is not high, and the printed size has large deviation.
SUMMERY OF THE UTILITY MODEL
To the problem that prior art exists, the utility model provides a 3D prints even optical system device of LCD.
In order to achieve the above purpose, the utility model discloses technical scheme as follows:
A3D printing LCD dodging system device comprises a shading mechanism, a display terminal arranged at the top of the shading mechanism, and a focusing mechanism matched with the display terminal and arranged at the bottom of the shading mechanism; the shading mechanism and the display terminal are provided with various specifications, each specification display terminal corresponds to the shading mechanism with one specification, so that the focal distance between the display terminal and the focusing mechanism is optimal, and the focusing mechanism is used for fine adjustment to meet the printing requirement.
Preferably, the focusing mechanism comprises a focusing kit, a multi-stage transmission lens and an LED light source which are sequentially arranged in the focusing kit.
Preferably, the LED light source is arranged at the bottom of the focusing sleeve, and light emitted by the LED light source can reach more than 95% of verticality through the multistage transmission lens.
Preferably, the multistage transmission lens includes a beam expanding lens, a beam equalizing lens and a collimating lens which are sequentially arranged from top to bottom.
Preferably, the beam expanding lens is rotatably connected with the focusing kit, and the beam expanding lens can move up and down by rotating the focusing kit, so that the focal length can be finely adjusted.
Preferably, the display terminal is an LCD liquid crystal display.
Preferably, the shading mechanism is a light shield.
Preferably, the specification of the light shielding mask is 100-1000 nm.
Preferably, the wavelength of the light emitted by the LED light source is 350-700 nm.
Preferably, the size of the LCD screen is 4.5-55 inches.
Adopt the technical scheme of the utility model, following beneficial effect has: the utility model aims at correcting the LED light source into a background light source with even distribution and extremely high collimation degree by controlling the multistage transmission mode of the LED light source, thereby avoiding the defects of more than a plurality of printing caused by uneven energy dispersion and poor collimation degree, and leading the illumination to be even and to reach the verticality of more than 95 percent by the special debugging of the collimation, the even beam and the beam expanding three-layer lens; when the whole energy output is matched with the energy of the UV light-cured resin in a balanced manner, the light-emitting imaging can be accurately restored, so that the printing precision and size are improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
fig. 3 is an exploded view of the focusing mechanism of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 3, the utility model provides a 3D printing LCD dodging system device, which comprises a shading mechanism 2, a display terminal 1 arranged at the top of the shading mechanism 2, and a focusing mechanism 3 matched with the display terminal 1 and arranged at the bottom of the shading mechanism 2; the shading mechanism 2 and the display terminal 1 are provided with various specifications, each specification display terminal 1 corresponds to one specification shading mechanism 2, so that the focal distance between the display terminal 1 and the focusing mechanism 3 is optimal, and the focusing mechanism 3 is used for fine adjustment to meet the printing requirement during focusing.
The focusing mechanism 3 comprises a focusing kit 301, a multi-stage transmission lens and an LED light source 305, wherein the multi-stage transmission lens and the LED light source are sequentially arranged in the focusing kit 301.
The LED light source 305 is arranged at the bottom of the focusing sleeve, and light emitted by the LED light source 305 can reach more than 95% of verticality through the multi-stage transmission mirror.
The multistage transmission lens comprises a beam expanding lens 302, a beam equalizing lens 303 and a collimating lens 304 which are sequentially arranged from top to bottom.
The beam expanding lens 302 is rotatably connected with the focusing sleeve 301 (threads in the focusing sleeve are not shown), and the beam expanding lens 301 can move up and down by rotating the focusing sleeve 301, so that the focal length can be finely adjusted.
The display terminal 1 is an LCD.
The shading mechanism 2 is a shading cover.
The specification of the light shield is 100-1000 nm.
The wavelength of the light emitted by the LED light source 305 is 350-700 nm.
The size of the LCD screen is 4.5-55 inches.
The utility model discloses the theory of operation:
when printing LCD liquid crystal display of unidimensional not, select the lens hood of corresponding size to assemble, cause LCD liquid crystal display and focusing mechanism 3's focus to reach the best, then rotatory focusing external member 301 makes beam expanding lens 302 up-and-down motion finely tune the focus, after the adjustment is accomplished, surely, it begins to print to decide, print the in-process, the light that LED light source 305 sent passes through collimating lens 304 in proper order, it is just restrainted lens 303, beam expanding lens 302 gets the even light of illumination and can reach the straightness that hangs down more than 95%, thereby improve LCD liquid crystal display and print precision and size.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (10)
1. A3D printing LCD dodging system device is characterized by comprising a shading mechanism, a display terminal and a focusing mechanism, wherein the display terminal is arranged at the top of the shading mechanism; the shading mechanism and the display terminal are provided with various specifications, each specification display terminal corresponds to the shading mechanism with one specification, so that the focal distance between the display terminal and the focusing mechanism is optimal, and the focusing mechanism is used for fine adjustment to meet the printing requirement.
2. The dodging system device for the 3D printing LCD according to claim 1, wherein the focusing mechanism comprises a focusing kit, a multi-stage transmission lens and an LED light source, wherein the multi-stage transmission lens and the LED light source are sequentially arranged in the focusing kit.
3. The device of claim 2, wherein the LED light source is disposed at the bottom of the focusing assembly, and the LED light source emits light with a verticality of 95% or more through the multi-stage transmission mirror.
4. The dodging system device for a 3D printing LCD according to claim 3, wherein the multi-stage transmission lens comprises a beam expanding lens, a beam equalizing lens and a collimating lens, which are sequentially arranged from top to bottom.
5. The device of claim 4, wherein the beam expander lens is rotatably connected to the focusing assembly, and the beam expander lens can move up and down by rotating the focusing assembly, so as to fine-tune the focal length.
6. The 3D printing LCD dodging system device according to claim 1, wherein the display terminal is an LCD liquid crystal display screen.
7. The 3D printing LCD dodging system device according to claim 1, wherein said light shielding mechanism is a light shield.
8. The device as claimed in claim 7, wherein the specification of the light-shielding mask is 100-1000 nm.
9. The device as claimed in claim 3, wherein the wavelength of the light emitted from the LED light source is 350-700 nm.
10. The device of claim 6, wherein the size of the LCD screen is 4.5-55 inches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021197112.8U CN212826869U (en) | 2020-06-24 | 2020-06-24 | 3D prints even optical system device of LCD |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021197112.8U CN212826869U (en) | 2020-06-24 | 2020-06-24 | 3D prints even optical system device of LCD |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212826869U true CN212826869U (en) | 2021-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021197112.8U Active CN212826869U (en) | 2020-06-24 | 2020-06-24 | 3D prints even optical system device of LCD |
Country Status (1)
| Country | Link |
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| CN (1) | CN212826869U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114083798A (en) * | 2021-10-29 | 2022-02-25 | 深圳市纵维立方科技有限公司 | Light source assembly and printer |
| CN114083798B (en) * | 2021-10-29 | 2024-06-04 | 深圳市纵维立方科技有限公司 | Light source assembly and printer |
-
2020
- 2020-06-24 CN CN202021197112.8U patent/CN212826869U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114083798A (en) * | 2021-10-29 | 2022-02-25 | 深圳市纵维立方科技有限公司 | Light source assembly and printer |
| CN114083798B (en) * | 2021-10-29 | 2024-06-04 | 深圳市纵维立方科技有限公司 | Light source assembly and printer |
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