CN208358034U - A kind of scattering point processing unit (plant) - Google Patents
A kind of scattering point processing unit (plant) Download PDFInfo
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- CN208358034U CN208358034U CN201820346993.1U CN201820346993U CN208358034U CN 208358034 U CN208358034 U CN 208358034U CN 201820346993 U CN201820346993 U CN 201820346993U CN 208358034 U CN208358034 U CN 208358034U
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- scattering point
- plant
- processing unit
- point processing
- optical fiber
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Abstract
The utility model relates to a kind of scattering point processing unit (plant)s, uneven distribution scattering point is processed inside plastic optical fiber using laser marking machine, its lateral emitting intensity can be made not generate index decreased phenomenon with the increase of length, if being used as the backlight of liquid crystal display, so that it may obtain that thickness is small, uniformity of luminance is good, flexible design backlight.The utility model processes scattering point, easy to accomplish, simple process using laser marking method.Scattering point is placed in inside of optical fibre, keeps optical fiber surface smooth, avoids influence of the factors such as extraneous dust to scattering point.
Description
Technical field
The utility model relates to process equipments, more specifically to a kind of scattering point processing unit (plant).
Background technique
Lateral emitting optical fiber is also entirely lighting optical fiber, due to can arbitrarily be bent and moulding, can carry out a little shining, line
Shine and arbitrarily transformation color, have many advantages, such as safety, energy-saving and environmental protection, non-maintaining and long service life and be used widely.
At this stage, during lateral emitting optical fiber is chiefly used in illumination, decoration is decorateed.According to the core material material of entirely lighting optical fiber, can be divided into solid
State core entirely lighting optical fiber and liquid core entirely lighting optical fiber.Solid core entirely lighting optical fiber core material mainly has quartz, multicomponent
Glass and polymer.Liquid core entirely lighting optical fiber core material is the liquid such as silicone oil, its advantage is that flexibility is good, brightness is substantially equal
It is even.But liquid core entirely lighting optical fiber manufacturing process trouble, is unable to on-site cutting, can only customized lengths.
The above-mentioned most significant feature of entirely lighting optical fiber is that entirely lighting intensity exponentially declines with the increase of length, because
And it is difficult to use in in the demanding occasion of uniformity of luminance.
In recent years, the development of liquid crystal display (LCD) was advanced by leaps and bounds, in the with a very important position of flat display field.
Traditional backlight for liquid crystal display source generally has electroluminescent formula (EL), cold-cathode tube and light emitting diode (LED) etc. several.
Electroluminescent formula backlight generates electromagnetic interference using electroluminescent smooth principle while optical illumination, and its surface is bright
It spends also weaker.Cold-cathode tube light source, needs high pressure to excite, so it must be equipped with inverter to trigger.Due to by spatial position
Limitation, it is not suitable for using in small-size liquid crystal displays.And existing LED type backlight, it is general there are two types of
Lighting method.One is light emitting diode in the side equidistant intervals arrangement of light guide plate, is passed through the surface astigmatism of light guide plate
Example forms area source.It shines since light emitting diode crystal is that omnidirectional is dotted, it is very low with the coupling efficiency of light guide plate, can not
What is avoided causes the waste of luminous energy.Furthermore due to being alternatively arranged for light source, the surface light uniformity of light guide plate is poor.It is another
Kind arrangement mode is to arrange light emitting diode matrix to form area source.Although such backlight have higher brightness and uniformly
Property, but its power consumption and volume are all larger.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, and providing one kind can be 360 degree radial for producing
With the scattering point processing unit (plant) of the lateral emitting optical fiber of axial uniformly light-emitting.
The technical solution of the utility model is as follows:
A kind of scattering point processing unit (plant), including laser marking machine, fiber orientation mechanism；Fiber orientation mechanism include pedestal and
Guide body, guide body are directed at the position of guide body setting optical fiber for optical fiber, laser marking machine to be arranged.
Preferably, guide body includes transition plates, guiding needle tubing, one end of transition plates is rotationally connected on pedestal, transition
The other end of plate opens up jagged, and two guiding needle tubings are co-axially located in notch.
Preferably, transition plates is rotatablely connected by bolt and pedestal, and for locking transition plates.
Preferably, transition plates is " recessed " template, two guiding needle tubings are arranged in the notch of " recessed " template one end, " recessed "
The other end of template is rotatablely connected by bolt and pedestal.
Preferably, transition plates length is 30mm-50mm；The internal diameter for guiding needle tubing is 2%- bigger than the outer diameter of plastic optical fiber
5%, the length for guiding needle tubing is 30mm-50mm, and the gap between two guiding needle tubings is 3mm-5mm.
Preferably, pedestal includes firm banking, movable base plate, firm banking is equipped with screw micrometer, and spiral thousand is divided
Ruler end is contacted with movable base plate contact；One end of transition plates is rotationally connected with the top surface of movable base plate.
Preferably, firm banking is slidably connected with movable base plate, locking knob is provided on firm banking, for locking
Position movable base plate.
Preferably, in use, the axis of guiding needle tubing and the axis angle of screw micrometer are 10 ° -45 °.
Preferably, laser marking machine includes lifting platform, programmed scanning laser head, the setting of programmed scanning laser head is being gone up and down
On platform.
Preferably, further including workbench, laser marking machine, fiber orientation mechanism are respectively provided on the table, and optical fiber is fixed
The firm banking of position mechanism and the lifting platform relative position of laser marking machine are fixed.
The beneficial effects of the utility model are as follows:
Scattering point processing unit (plant) described in the utility model is processed inside plastic optical fiber uneven using laser marking machine
It is distributed scattering point, its lateral emitting intensity can be made not generate index decreased phenomenon with the increase of length, if being used as liquid crystal
The backlight of display, so that it may obtain that thickness is small, uniformity of luminance is good, flexible design backlight.The utility model uses
Laser marking method processes scattering point, easy to accomplish, simple process.Scattering point is placed in inside of optical fibre, keeps optical fiber surface light
It is sliding, avoid influence of the factors such as extraneous dust to scattering point.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of lateral emitting optical fiber；
Fig. 2 is the structural schematic diagram of the utility model；
Fig. 3 is the structural schematic diagram of fiber orientation mechanism；
In figure: 1 is optical fiber, and 2 be scattering point, and 3 be locking knob, and 4 be bolt, and 5 be pedestal, and 51 be firm banking, and 52 are
Movable base plate, 6 be screw micrometer, and 7 be transition plates, and 8 be guiding needle tubing, and 9 be lifting platform, and 10 be programmed scanning laser head, 11
It is workbench.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and embodiments.
The utility model is deposited for the solid core entirely lighting optical fiber and liquid core entirely lighting optical fiber that solve the prior art
Deficiency, a kind of scattering point processing unit (plant) is provided, for producing a kind of new structural lateral emitting optical fiber, as shown in Figure 1,
Several scattering points 2 are provided in the optical fiber 1 of transparent cylinder.The diameter of optical fiber 1 is 0.25mm-1mm, and material is common plastics light
Fibre 1, plastic optical fiber 1 can be phase step type plastics optical fibre 1 or gradational plastic optical fibre 1, which is smooth transparent in surface
Cylindrical body, scattering point 2 are arranged in the axis line inside of cylindrical body plastic optical fiber 1.In the present embodiment, using laser marking method
Process several scattering points 2, i.e. the fringe area that is the variations in refractive index formed in optical fiber 1 by laser marking of scattering point 2
Domain.
Scattering point 2 is non-uniformly distributed according to certain rules in the axis line inside of optical fiber 1, and the rule is along light incidence
To the direction of light exit side, the spacing between adjacent scattering point 2 is gradually reduced at end.I.e. the regularity of distribution is that the light of plastic optical fiber 1 enters
Penetrating end --- being the right side of plastic optical fiber 1 in Fig. 1 ---, the spacing of scattering point 2 is big, and in the other end of plastic optical fiber 1, scattering
The spacing of point 2 is small, and the size and shape of scattering point 2 is constant.Scattering point 2, which is placed on central axes, can make optical fiber 1 in radial direction
360 degree of uniformly light-emittings, the light incident side of plastic optical fiber 1The spacing of scattering point 2 is big, the closely spaced arrangement of other end scattering point 2
Mode can make optical fiber 1 in axial uniformly light-emitting.
As shown in Figure 2 and Figure 3, scattering point processing unit (plant) includes laser marking machine, fiber orientation mechanism；Fiber orientation mechanism
Including pedestal 5 and guide body, guide body is directed at the position of guide body setting optical fiber 1, uses for optical fiber 1, laser marking machine to be arranged
In carrying out laser marking to optical fiber 1, scattering point is obtained.
Laser marking machine includes lifting platform 9, programmed scanning laser head 10, and programmed scanning laser head 10 is arranged in lifting platform 9
On；Wherein, it is manual platform or automatic station that lifting platform 9 is implementable.Guide body include transition plates 7, guiding needle tubing 8, the one of transition plates 7
End is rotationally connected on pedestal 5, and the other end of transition plates 7 opens up jagged, and two guiding needle tubings 8 are co-axially located in notch,
The central axis of i.e. two guiding needle tubings 8 is on same straight line.Transition plates 7 is rotatablely connected by bolt 4 and pedestal 5, and is used for
Transition plates 7 is locked.In the present embodiment, transition plates 7 is " recessed " template, and two guiding needle tubings 8 are arranged in " recessed " template one end
In notch, the other end of " recessed " template is rotatablely connected by bolt 4 and pedestal 5.7 length of transition plates is 30mm-50mm；Guid needle
The internal diameter of pipe 8 is 2%-5% bigger than the outer diameter of plastic optical fiber 1, and the length of guiding needle tubing 8 is 30mm-50mm, two guiding needle tubings 8
Between gap be 3mm-5mm.
Pedestal 5 includes firm banking 51, movable base plate 52, and firm banking 51 is equipped with screw micrometer 6, screw micrometer
6 ends are contacted with 52 contact of movable base plate；One end of transition plates 7 is rotationally connected with the top surface of movable base plate 52.Firm banking 51
It is slidably connected with movable base plate 52, locking knob 3 is provided on firm banking 51, be used for locking positioning movable base plate 52.
The utility model further includes workbench 11, and laser marking machine, fiber orientation mechanism are arranged on workbench 11, light
The firm banking 51 of fine positioning mechanism and 9 relative position of lifting platform of laser marking machine are fixed.In use, the axis of guiding needle tubing 8
The axis angle of line and screw micrometer 6 is 10 ° -45 °.
In use, the height of programmed scanning laser head 10 is adjusted by lifting platform 9, the laser beam for being 1.06 microns by wavelength
It focuses in the axis height of guiding needle tubing 8, the mark power of programmed scanning laser head 10 is 10W-30W.By plastic optical fiber 1 according to
It is secondary to pass through two guiding needle tubings 8, the relative angle of transition plates 7 and screw micrometer 6 is adjusted, the axis and spiral shell that guide needle tubing 8 are made
The axis angle for revolving micrometer 6 is 10 ° -45 °.The angle is smaller, axis and laser beam of the screw micrometer 6 to plastic optical fiber 1
The horizontal relative position degree of regulation of focus is higher.Transition plates 7 is fixed on movable base plate 52 with bolt 4.Adjust spiral thousand
Ruler 6 is divided to intersect the axis of plastic optical fiber 1 with laser beam foucing, it is with locking knob 3 that movable base plate 52 is fixed.
When processing scattering point, by adjusting laser power, mark time and laser beam foucing position, make to go out inside optical fiber 1
It now damages and external non-destructive wound, the lateral emitting optical fiber 1 of built-in scattering point can be obtained.
Above-described embodiment is intended merely to illustrate the utility model, and is not used as the restriction to the utility model.As long as
According to the technical essence of the utility model, above-described embodiment is changed, modification etc. will all fall in the right of the utility model
In the range of it is required that.
Claims (10)
1. a kind of scattering point processing unit (plant), which is characterized in that including laser marking machine, fiber orientation mechanism；Fiber orientation mechanism
Including pedestal and guide body, guide body is directed at the position of guide body setting optical fiber for optical fiber, laser marking machine to be arranged.
2. scattering point processing unit (plant) according to claim 1, which is characterized in that guide body includes transition plates, guides needle tubing,
One end of transition plates is rotationally connected on pedestal, and the other end of transition plates opens up jagged, and two guiding needle tubings are co-axially located at
In notch.
3. scattering point processing unit (plant) according to claim 2, which is characterized in that transition plates is connected by bolt and pedestal rotation
It connects, and for locking transition plates.
4. scattering point processing unit (plant) according to claim 3, which is characterized in that transition plates is " recessed " template, two guidings
Needle tubing is arranged in the notch of " recessed " template one end, and the other end of " recessed " template is rotatablely connected by bolt and pedestal.
5. scattering point processing unit (plant) according to claim 4, which is characterized in that transition plates length is 30mm-50mm；Guiding
The internal diameter of needle tubing is 2%-5% bigger than the outer diameter of plastic optical fiber, and the length for guiding needle tubing is 30mm-50mm, two guiding needle tubings it
Between gap be 3mm-5mm.
6. scattering point processing unit (plant) according to claim 2, which is characterized in that pedestal includes firm banking, movable base plate,
Firm banking is equipped with screw micrometer, and screw micrometer end is contacted with movable base plate contact；One end of transition plates, which rotates, to be connected
It is connected to the top surface of movable base plate.
7. scattering point processing unit (plant) according to claim 6, which is characterized in that firm banking and movable base plate sliding connect
It connects, locking knob is provided on firm banking, be used for locking positioning movable base plate.
8. scattering point processing unit (plant) according to claim 6, which is characterized in that in use, the axis and spiral shell of guiding needle tubing
The axis angle for revolving micrometer is 10 ° -45 °.
9. scattering point processing unit (plant) according to claim 1, which is characterized in that laser marking machine includes lifting platform, program-controlled
Scanning laser head, programmed scanning laser head are arranged on lifting platform.
10. scattering point processing unit (plant) according to claim 9, which is characterized in that it further include workbench, laser marking machine,
Fiber orientation mechanism is respectively provided on the table, the firm banking of fiber orientation mechanism and the opposite position of the lifting platform of laser marking machine
Set fixation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820346993.1U CN208358034U (en) | 2018-03-14 | 2018-03-14 | A kind of scattering point processing unit (plant) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820346993.1U CN208358034U (en) | 2018-03-14 | 2018-03-14 | A kind of scattering point processing unit (plant) |
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| Publication Number | Publication Date |
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| CN208358034U true CN208358034U (en) | 2019-01-11 |
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| CN201820346993.1U Active CN208358034U (en) | 2018-03-14 | 2018-03-14 | A kind of scattering point processing unit (plant) |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111196675A (en) * | 2020-03-02 | 2020-05-26 | 天津滨海华医光电技术有限公司 | Thermal processing destructive type side light-emitting optical fiber processing device and processing method |
-
2018
- 2018-03-14 CN CN201820346993.1U patent/CN208358034U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111196675A (en) * | 2020-03-02 | 2020-05-26 | 天津滨海华医光电技术有限公司 | Thermal processing destructive type side light-emitting optical fiber processing device and processing method |
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