CN207096679U - A kind of exposure machine light source optical module - Google Patents
A kind of exposure machine light source optical module Download PDFInfo
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- CN207096679U CN207096679U CN201721121308.7U CN201721121308U CN207096679U CN 207096679 U CN207096679 U CN 207096679U CN 201721121308 U CN201721121308 U CN 201721121308U CN 207096679 U CN207096679 U CN 207096679U
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- convex lens
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Abstract
The utility model discloses a kind of exposure machine light source optical module, including the big lamp plates of LED, LED module, cooling system, cellular filtering apparatus, LED module includes being arranged on being divided into 32 regions and being provided with 92 great power LEDs into the UV LED of array distribution, each region in 32 regions on the big lamp plates of LED；Cooling system is frozen water cooling system, including is arranged on the cooling water pipe and water temperature monitoring system of the big lamp plate bottoms of LED；Cellular filtering apparatus includes the filter above the big lamp plates of LED, cellular filter lens mounting hole is provided with filter in arrays, upper and lower two layers of optical lens of convex lens is provided with interval in the upper and lower positioned at UV LED top in filter lens mounting hole, and the focal length of upper convex lens is more than the focal length of lower convex lens.The utility model can eliminate veiling glare, ensure the depth of parallelism of light source transmitting, and energy output maximizes, and can more simulate directional light and carry out PCB exposures, and service life is grown.
Description
Technical field
The light-emitting device of analog light source is the utility model is related to, particularly a kind of exposure machine light source optical module.
Background technology
The exposure durable test of photovoltaic PCB, PCB industries, high-accuracy fine rule road exposure, mainly use mercury lamp at present
Based on, it is extraordinary for printed circuit exposure recently as high-power UV-LED appearance using fly's eye+mirror optics principle
Strip of light carrys out revolutionary variation, its energy-efficient, constant intensity of illumination, outstanding temperature control, almost nil maintenance into
This, promotes UV-LED light sources to replace conventional exposure lamp to turn into development trend；UV-LED exposure machines while one, face bottleneck simultaneously,
When needing high-energy, side collimation is poor, otherwise same；Energy and collimation are a conflicting problems.For this each factory
Family's all research causes UV-LED to ensure high collimation while high-energy is needed, and the two is leveled off to balance, therefore have developed one kind
New exposure machine light source optical module, to meet the market demand.
The content of the invention
For overcome the deficiencies in the prior art, the purpose of this utility model is that veiling glare can be eliminated, ensure light by providing one kind
The depth of parallelism of source transmitting and energy output maximize, can more simulate the exposure machine light source optical mould that directional light carries out PCB exposures
Group.
Technical scheme is used by the utility model solves its technical problem：A kind of exposure machine light source optical module, bag
Include the big lamp plates of LED, the LED module on the big lamp plates of LED, the cooling system located at the big lamp plate bottoms of LED, located at LED headlights
Cellular filtering apparatus above plate, the LED module includes being arranged on is divided into 32 regions and into array on the big lamp plates of LED
The UV-LED of distribution, each region in 32 regions are provided with 92 UV-LED；The cooling system is frozen water cooling system, bag
Include the cooling water pipe and water temperature monitoring system for being uniformly arranged on the big lamp plate bottoms of LED；The cellular filtering apparatus includes being located at
Filter above the big lamp plates of LED, cellular filter lens mounting hole, the optical filtering are provided with arrays on the filter
Top in lens mounting hole positioned at UV-LED is provided with upper and lower two layers of optical lens of convex lens, the upper convex lens at interval in the upper and lower
The focal length of mirror is more than the focal length of lower convex lens.
Preferably, the light that the UV-LED is sent its transmitting half-angle≤2 degree after upper and lower convex lens optically focused.
Preferably, the collimation of the light that the UV-LED is sent light source after upper and lower convex lens optically focused is 2-3 degree.
Preferably, in addition to for the optics module constant-current supply of electric current is provided.
The beneficial effects of the utility model are：Due to including the big lamp plates of LED, the LED module on the big lamp plates of LED, setting
Cooling system in the big lamp plate bottoms of LED, the cellular filtering apparatus above the big lamp plates of LED, the LED module include setting
Put being divided into 32 regions and being provided with 92 into the UV-LED of array distribution, each region in 32 regions on the big lamp plates of LED
UV-LED；The cooling system is frozen water cooling system, including is uniformly arranged on the cooling water pipe and water of the big lamp plate bottoms of LED
Warm monitoring system；The cellular filtering apparatus includes the filter above the big lamp plates of LED, into array on the filter
Ground is provided with cellular filter lens mounting hole, is set at interval in the upper and lower positioned at UV-LED top in the filter lens mounting hole
There is upper and lower two layers of optical lens of convex lens, the focal length of the upper convex lens is more than the focal length of lower convex lens, there are 2944 on the whole
UV-LED, its lighting angle project light and have reached enough collimations after the optically focused of upper and lower two layers of optical lens of convex lens
Degree, and cooled by frozen water cooling system to LED chip, ensure operating temperature steady in a long-term, filled by cellular filter
Elimination veiling glare is put, improves the depth of parallelism of illumination, so the utility model can eliminate veiling glare, ensures the depth of parallelism of light source transmitting, and
Energy output maximizes, and can more simulate directional light and carry out PCB exposures, and service life is grown.
Brief description of the drawings
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is dimensional structure diagram of the present utility model.
Fig. 2 is the structure enlargement diagram at A in Fig. 1.
Fig. 3 is LED module subregion planar structure schematic diagram of the present utility model.
Fig. 4 is the structure enlargement diagram at B in Fig. 3.
Fig. 5 is upper and lower convex lens structures schematic diagram of the present utility model.
Embodiment
Reference picture 1- Fig. 5, a kind of exposure machine light source optical module of the utility model, including it is the big lamp plates 1 of LED, big located at LED
LED module 2 on lamp plate, the cooling system 3 located at the big lamp plate bottoms of LED, the cellular optical filtering dress above the big lamp plates of LED
Put 4, the LED module includes being arranged on is divided into 32 regions and into the UV-LED (5) of array distribution, UV on the big lamp plates of LED
LED is LED one kind, is the visible ray of Single wavelength, is typically provided with 92 in below 400nm, each region in 32 regions
UV-LED；The cooling system is frozen water cooling system, including is uniformly arranged on the cooling water pipe 6 and water of the big lamp plate bottoms of LED
Warm monitoring system；The cellular filtering apparatus includes the filter 7 above the big lamp plates of LED, into battle array on the filter
Row ground is provided with cellular filter lens mounting hole 8, be located in the filter lens mounting hole UV-LED top between the upper and lower every
Ground is provided with two layers of optical lens of upper and lower convex lens 9,10, and the focal length of the upper convex lens is more than the focal length of lower convex lens.Water temperature is supervised
Control system is to use existing technology, is not described in detail here.
Preferable scheme, the light that the UV-LED is sent its transmitting half-angle≤2 degree after upper and lower convex lens optically focused.It is described
The collimation of the light that UV-LED is sent light source after upper and lower convex lens optically focused is 2-3 degree.Also include providing for the optics module
The constant-current supply of electric current.
The characteristics of the utility model：1st, in order to ensure the energy of light source, uniformity and collimation reach balance, light source uses
High-power lamp bead permutation forming face light-source structure, with reference to secondary optical design, it is ensured that the collimation of light source reaches the collimation of 2-3 degree
Collimating optics designs；A, high-energy output is being ensured simultaneously, ultraviolet light source provides transmitting half-angle≤2 degree；B, ultraviolet light source
Provided with the premise of launch angle is ensured, energy exports maximized double lens combination；C, using array-type LED lamp distribution solution
Certainly uniformity；D, veiling glare is eliminated using cellular filtering apparatus, improves the depth of parallelism；2nd, light source uses accurate Constant Current Control System,
The electric current of light source is accurately controlled, ensures the uniformity of LED lamp bead brightness and the uniformity of decay.Control system carries lamp
Pearl abnormality monitoring system, it is ensured that product uses steadily in the long term；3rd, light source is cooled down using frozen water, it is ensured that luminous LED stability and
Reliability.Good heat radiating is the basic assurance that light source can use for a long time.Light source configure independent frozen water cooling system and
Water temperature monitoring system, ensure light source in use, any cooling exception can obtain and alarm.
The utility model realizes：1st, ultraviolet light source is provided with the premise of launch angle is ensured, energy output is maximum
The double lens combination of change；2nd, veiling glare is eliminated using cellular filtering apparatus, improves the depth of parallelism；
In addition, the utility model is not limited to above-mentioned embodiment, as long as it reaches this reality with essentially identical means
With new technique effect, it should all belong to the scope of protection of the utility model.
Claims (4)
- A kind of 1. exposure machine light source optical module, it is characterised in that：Including the big lamp plates of LED（1）, LED on the big lamp plates of LED Module（2）, cooling system located at the big lamp plate bottoms of LED（3）, cellular filtering apparatus above the big lamp plates of LED（4）, The LED module includes being arranged on is divided into 32 regions and into the UV-LED of array distribution on the big lamp plates of LED（5）, described 32 The individual each region in region is provided with 92 UV-LED；The cooling system is frozen water cooling system, including is uniformly arranged on LED headlights The cooling water pipe of plate bottom（6）And water temperature monitoring system；The cellular filtering apparatus includes the filter above the big lamp plates of LED Tabula rasa（7）, cellular filter lens mounting hole is provided with arrays on the filter（8）, the filter lens mounting hole It is interior to be provided with upper and lower convex lens at interval in the upper and lower positioned at UV-LED top（9、10）Two layers of optical lens, the upper convex lens Focal length is more than the focal length of lower convex lens.
- 2. exposure machine light source optical module according to claim 1, it is characterised in that：The light warp that the UV-LED is sent It launches half-angle≤2 degree after upper and lower convex lens optically focused.
- 3. exposure machine light source optical module according to claim 1, it is characterised in that：The light warp that the UV-LED is sent The collimation of light source is 2-3 degree after upper and lower convex lens optically focused.
- 4. exposure machine light source optical module according to claim 1, it is characterised in that：Also include carrying for the optics module The constant-current supply of power supply stream.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721121308.7U CN207096679U (en) | 2017-09-01 | 2017-09-01 | A kind of exposure machine light source optical module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721121308.7U CN207096679U (en) | 2017-09-01 | 2017-09-01 | A kind of exposure machine light source optical module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207096679U true CN207096679U (en) | 2018-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721121308.7U Active CN207096679U (en) | 2017-09-01 | 2017-09-01 | A kind of exposure machine light source optical module |
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| Country | Link |
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| CN (1) | CN207096679U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107390479A (en) * | 2017-09-01 | 2017-11-24 | 东莞科视自动化科技有限公司 | A kind of exposure machine light source optical module |
-
2017
- 2017-09-01 CN CN201721121308.7U patent/CN207096679U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107390479A (en) * | 2017-09-01 | 2017-11-24 | 东莞科视自动化科技有限公司 | A kind of exposure machine light source optical module |
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Address after: No. 333, Zhushan Zhenxing Road, Dongcheng District, Dongguan City, Guangdong Province Patentee after: Guangdong Keshi Optical Technology Co.,Ltd. Address before: No. 333, Zhushan Zhenxing Road, Dongcheng District, Dongguan City, Guangdong Province Patentee before: CST AUTOMATION TECHNOLOGY Co.,Ltd. |