CN209543041U - A kind of UVLED projection lamp source - Google Patents
A kind of UVLED projection lamp source Download PDFInfo
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- CN209543041U CN209543041U CN201920076514.3U CN201920076514U CN209543041U CN 209543041 U CN209543041 U CN 209543041U CN 201920076514 U CN201920076514 U CN 201920076514U CN 209543041 U CN209543041 U CN 209543041U
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- uvled
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- mirror
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Abstract
The utility model relates to a kind of UVLED to project lamp source, including lamp house light source, the lamp house light source is combined with double compound eye, and the light beam after double compound eye homogenizing is injected into large curved surface mirror, the collimated light beam and exposure product cooperation that large curved surface mirror is formed, the purpose of the utility model is to provide a kind of UVLED to project lamp source, the homogenizer that lamp house light source projects is scattered using double compound eye, and low-angle directional light is ultimately formed after the effect for passing through large curved surface mirror, it is radiated on exposure product, eliminates exposure quality problem caused by single led chip Radiation Characteristics difference.
Description
Technical field
The utility model relates to pcb board exposure fields more particularly to a kind of UVLED to project lamp source.
Background technique
Conventional exposure machine is one of most important equipment in current printed circuit board (PCB) manufacturing process, and core is flat
Row radiant system；Due to UVLED(UV LED) energy-saving and environmental protection, long-life the advantages that, the directional light of traditional mercury lamp
Light-source system is gradually replaced by UVLED.
Current single ultraviolet LED luminous power is extremely limited, and the implementation of ultraviolet LED exposure light source generallys use lens
The thought of splicing, the i.e. lamp bead of single module are only responsible for last point of plane of exposure, realize in such a way that multiple mould groups are spliced
Large area homogenizes hot spot；However the difference of LED core tablet quality and batch, it is understood that there may be Radiation Characteristics difference, and ought wherein certain
Or plurality of LEDs will directly affect the irradiance uniformity of plane of exposure, and then influence exposure quality when there is light decay or failure.
Utility model content
The purpose of the utility model is to provide a kind of UVLED to project lamp source, is projected lamp house light source using double compound eye
Homogenizer scatters, and ultimately forms low-angle directional light after the effect for passing through large curved surface mirror, is radiated on exposure product, eliminates
Exposure quality problem caused by single led chip Radiation Characteristics difference.
In order to achieve the goal above, the technical solution adopted in the utility model are as follows: a kind of UVLED projection lamp source, including lamp
Room light source, the lamp house light source is combined with double compound eye, and the light beam after double compound eye homogenizing is injected into large curved surface mirror,
The collimated light beam and exposure product cooperation that large curved surface mirror is formed.
Preferably, the top and bottom for exposing product are combined with large curved surface mirror, are provided between double compound eye and large curved surface mirror
It is divided plate, the light beam after double compound eye homogenizing is optionally irradiated to two large curved surfaces up and down by the light splitting plate
Mirror.
Preferably, the light splitting plate is flat reflective mirror, and is combined with translating device.
Preferably, the light splitting plate is half-reflection and half-transmission plane mirror.
Preferably, the lamp house light source includes UVLED lamp panel, the radiating subassembly on the outside of lamp panel, issues with UVLED lamp panel
Light beam cooperation and set gradually collimating element, first receive optical element and second receive optical element.
Preferably, the first receipts optical element and second is received between optical element inserted with plane cold mirror, described
UVLED lamp panel, radiating subassembly, collimating element and the first receipts optical element are combined into the first module, and plane cold mirror is the second module,
Second receives optical element as third module；And three modules can adjust and horizontal corner.
Preferably, the plane cold mirror surface is coated with reflectance coating, and the reflected wavelength range of the reflectance coating is
340-420nm。
Detailed description of the invention
Fig. 1 is projection lamp source entirety light path system figure.
Fig. 2 is the light path system of the lamp house light source of no plane cold mirror.
Fig. 3 is the light path system for having the lamp house light source of plane cold mirror.
Label character as shown in the figure indicates are as follows: 1, lamp house light source；2, it is divided plate；3, double compound eye；4, product is exposed；5,
Large curved surface mirror；11, UVLED lamp panel；12, radiating subassembly；13, collimating element；14, first optical element is received；15, second light member is received
Part；16, plane cold mirror.
Specific embodiment
In order to enable those skilled in the art to better understand the technical solutions of the present invention, with reference to the accompanying drawing to this reality
Be described in detail with novel, the description of this part be only it is exemplary and explanatory, should not be to the protection scope of the utility model
There is any restriction effect.
As shown in Figure 1, the specific structure of the utility model are as follows: a kind of UVLED projection lamp source, including lamp house light source 1, it is described
Lamp house light source 1 be combined with double compound eye 3, and the light beam after double compound eye homogenizing is injected into large curved surface mirror 5, large curved surface mirror
5 collimated light beams formed and exposure product 4 cooperate.
It first passes through lamp house light source 1 and emits light beam, light beam is injected into large curved surface mirror 5, yeast after the homogenizing of double compound eye 3
The face to be exposed that exposure product 4 is irradiated to after light beam formation collimated light beam is exposed by face mirror 5, eliminates single led chip
Exposure quality problem caused by Radiation Characteristics difference.
As shown in Figure 1, the top and bottom of exposure product 4 are combined with large curved surface mirror 5, between double compound eye 3 and large curved surface mirror 5
It is provided with light splitting plate 2, the light beam after double compound eye homogenizing is optionally irradiated to two up and down by the light splitting plate
Large curved surface mirror.
The top and bottom of exposure product cooperate large curved surface mirror, two large curved surface mirrors can be made to generate by light splitting plate flat
Row light beam, and then the upper and lower surfaces of exposure product 4 can be exposed.
As shown in Fig. 2, the light splitting plate 2 is flat reflective mirror, and it is combined with translating device.
It is divided plate and cooperates translating device, the light beam for coming out double compound eye for the property of can choose is reflected into two large curved surfaces
On mirror, so the property of can choose to exposure product two faces be exposed.
As shown in Fig. 2, the light splitting plate 2 is half-reflection and half-transmission plane mirror.
It is divided plate and uses half-reflection and half-transmission plane mirror, can make upper and lower two large curved surface mirrors that can receive light beam, in turn
The upper and lower surfaces that collimated light beam is irradiated to exposure product are formed, double-sided exposure is carried out.
As shown in Fig. 2, the lamp house light source 1 includes the radiating subassembly 12 and UVLED on the outside of UVLED lamp panel 11, lamp panel
Optical element 15 is received in the light beam cooperation and the receipts optical element 14 of collimating element 13, first set gradually and second that lamp panel 11 issues.
Single lamp bead on UVLED lamp panel 11 emits light beam, is injected into first after collimating element 13 adjusts light
Optical element 14 is received, the second receipts optical element 15 is injected into after the first receipts 14 light harvesting of optical element, is projected after light harvesting again, so
Enter subsequent operation after double compound eye afterwards.
Collimating element 13 can be free form surface collimation lens, be also possible to spherical lens group, receive optical element ordinary circumstance
The convex lens that can be focused down.
As shown in figure 3, described first receives optical element 14 and second and receives between optical element 15 inserted with plane cold mirror 16,
UVLED lamp panel 11, radiating subassembly 12, collimating element 13 and the first receipts optical element 14 is combined into the first module, and plane is cold
Light microscopic 16 is the second module, and second receives optical element 15 as third module；And three modules can adjust and horizontal corner.
When in use, the size for receiving optical element due to two is definite value, and best situation is the first module and level
The angle of line is 17 °, and the second module and horizontal angle are 14 °, and third module and horizontal angle are 135 °；So set
Meter reduces the space accounting of lamp house light source entirety optical path using optical path is folded.
16 surface of plane cold mirror is coated with reflectance coating, and the reflected wavelength range of the reflectance coating is 340-
420nm。
The reflectance coating of plane cold mirror 16 designs, the effect that can be filtered, and then further increases the quality of light beam.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.
Specific case used herein is expounded the principles of the present invention and embodiment, above example
Illustrate the method and its core concept for being merely used to help understand the utility model.The above is only the preferred of the utility model
Embodiment, it is noted that due to the finiteness of literal expression, and objectively there is unlimited specific structure, for this technology
For the those of ordinary skill in field, without departing from the principle of this utility model, several improvement, retouching can also be made
Or variation, above-mentioned technical characteristic can also be combined in the right way；These improve retouching, variation or combination, or not
It is improved that the conception and technical scheme of utility model are directly applied into other occasions, it is regarded as the protection of the utility model
Range.
Claims (7)
1. a kind of UVLED projects lamp source, including lamp house light source (1), which is characterized in that the lamp house light source (1) is combined with double
It arranges compound eye (3), and the light beam after double compound eye homogenizing is injected into large curved surface mirror (5), the directional light that large curved surface mirror (5) is formed
Beam and exposure product (4) cooperation.
2. a kind of UVLED according to claim 1 projects lamp source, which is characterized in that match the top and bottom of exposure product (4)
Conjunction has large curved surface mirror (5), and light splitting plate (2), the light splitting plate are provided between double compound eye (3) and large curved surface mirror (5)
The light beam after double compound eye homogenizing is optionally irradiated to two large curved surface mirrors up and down.
3. a kind of UVLED according to claim 2 projects lamp source, which is characterized in that the light splitting plate (2) is that plate is anti-
Mirror is penetrated, and is combined with translating device.
4. a kind of UVLED according to claim 2 projects lamp source, which is characterized in that the light splitting plate (2) is half anti-
Semitransparent mirror.
5. a kind of UVLED according to claim 1 projects lamp source, which is characterized in that the lamp house light source (1) includes
It radiating subassembly (12) on the outside of UVLED lamp panel (11), lamp panel, the light beam cooperation issued with UVLED lamp panel (11) and sets gradually
Collimating element (13), first receive optical element (14) and second receipts optical element (15).
6. a kind of UVLED according to claim 5 projects lamp source, which is characterized in that described first receives optical element (14)
And second receive between optical element (15) inserted with plane cold mirror (16), the UVLED lamp panel (11), radiating subassembly (12),
Collimating element (13) and the first receipts optical element (14) are combined into the first module, and plane cold mirror (16) is the second module, and second receives
Optical element (15) is third module；And three modules can adjust and horizontal corner.
7. a kind of UVLED according to claim 6 projects lamp source, which is characterized in that described plane cold mirror (16) table
Face is coated with reflectance coating, and the reflected wavelength range of the reflectance coating is 340-420nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920076514.3U CN209543041U (en) | 2019-01-16 | 2019-01-16 | A kind of UVLED projection lamp source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920076514.3U CN209543041U (en) | 2019-01-16 | 2019-01-16 | A kind of UVLED projection lamp source |
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| Publication Number | Publication Date |
|---|---|
| CN209543041U true CN209543041U (en) | 2019-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920076514.3U Active CN209543041U (en) | 2019-01-16 | 2019-01-16 | A kind of UVLED projection lamp source |
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| Country | Link |
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| CN (1) | CN209543041U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111780258A (en) * | 2020-06-06 | 2020-10-16 | 珠海格力电器股份有限公司 | UVC heat dissipation protection device, sterilization air conditioner and sterilization control method |
| CN114325890A (en) * | 2021-12-30 | 2022-04-12 | 拓荆科技股份有限公司 | Optical lighting device and optical modification equipment |
-
2019
- 2019-01-16 CN CN201920076514.3U patent/CN209543041U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111780258A (en) * | 2020-06-06 | 2020-10-16 | 珠海格力电器股份有限公司 | UVC heat dissipation protection device, sterilization air conditioner and sterilization control method |
| CN114325890A (en) * | 2021-12-30 | 2022-04-12 | 拓荆科技股份有限公司 | Optical lighting device and optical modification equipment |
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