CN110244399A - A kind of light guide plate moves the manufacture craft of optical microstructures on mould mold core lozenges - Google Patents
A kind of light guide plate moves the manufacture craft of optical microstructures on mould mold core lozenges Download PDFInfo
- Publication number
- CN110244399A CN110244399A CN201910475290.8A CN201910475290A CN110244399A CN 110244399 A CN110244399 A CN 110244399A CN 201910475290 A CN201910475290 A CN 201910475290A CN 110244399 A CN110244399 A CN 110244399A
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- China
- Prior art keywords
- mold core
- lozenges
- mould mold
- guide plate
- light guide
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0016—Grooves, prisms, gratings, scattering particles or rough surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0065—Manufacturing aspects; Material aspects
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention provides the manufacture craft of optical microstructures on a kind of mobile mould mold core lozenges of light guide plate, it is characterized in that, it includes the following steps: by adjusting the adjusting screw rod in sucker clamp, so that lozenges and workbench 2 are orthogonal state at level and with cutter on mobile mould mold core；First time processing is carried out to lozenges on mobile mould mold core, makes the effect of its surface infinite approach plane；According to design requirement, workbench is mobile by XY axis sequence, and CNC machining center is cooperated to keep process tool mobile to process optical microstructures in Z-direction, a part of light is penetrated by light-emitting surface optical reflection point in present invention process, then pass through the reflector plate in backlight, it is reflected back in light guide plate sphenoid to next proceed through and be reflected in optical microstructures on light guide plate lozenges, more light are had on the surface thereof to concentrate at light guide plate wedge shape, to reach the various optical problems improved near incident side, so that light conducting plate body integrally generates illumination effect.
Description
Technical field
The present invention relates to a kind of manufacture craft of optical microstructures more particularly to a kind of mobile mould mold core lozenges of light guide plate
The manufacture craft of upper optical microstructures.
Background technique
Various optical problems near light guide plate incident side such as firefly phenomenon, bright phaeodium phenomenon, whole high request
Color difference phenomenon unanimously annoyings the stability and yield of light guide plate product quality.
There are many factor for influencing the quality of the illumination effect of light conducting plate body entirety, lamp source one matched with the light guide plate
Aspect provides light source to light guide plate, and firefly phenomenon, bright phaeodium phenomenon, direct shadow on the other hand can be also brought directly to light guide plate
Ring the quality of the illumination effect of light conducting plate body entirety.
Summary of the invention
Based on the deficiencies of the prior art, it is an object of the present invention to a kind of mobile mould mold core lozenges of light guide plate
The manufacture craft of upper optical microstructures, the light guide plate that technique is made move optical microstructures on mould mold core lozenges, due to
The light guide plate lozenges intersects with the light guide plate incidence surface, and the light guide plate incidence surface and the light guide plate light-emitting surface are just
It hands over, incident light is scattered in light guide plate sphenoid by the incidence surface sawtooth in light conducting plate body, and a part of light is by light-emitting surface
Optical reflection point penetrates, and then by the reflector plate in backlight, is reflected back to next proceed through in light guide plate sphenoid and lead
It is reflected in optical microstructures on tabula rasa lozenges, has more light on the surface thereof and concentrate at light guide plate wedge shape, from
And reach improve the various optical problems near incident side such as firefly phenomenon, bright phaeodium phenomenon, whole high request color difference
Phenomenon, and the continuation of another part light is entered in light conducting plate body with reflecting with reflection mode forwards, so that light guide plate
Ontology integrally generates illumination effect.
To achieve the goals above, the present invention provides optical microstructures on a kind of mobile mould mold core lozenges of 1, light guide plate
Manufacture craft, which is characterized in that it includes the following steps:
(1) mobile mould mold core is made, and makes lozenges on mobile mould mold core.
(2) nickel layer is plated in the forming surface of mobile mould mold core, while plates nickel layer on lozenges.
(3) processing is carried out to the non-forming face of the lozenges for having plated nickel layer and reaches design size requirement.
(4) precision CNC and its backman required for the optical microstructures produced on mobile mould mold core on lozenges are carried out
The preparation of tool:
A, prepare the accurate CNC that especially restructures, precision is installed in the Z-direction of CNC special up to micron level
The base of tool and process tool, the base of tool and process tool can be moved up and down with Z-direction.
B, it adjusts the base of tool and process tool arrives working condition, allow the point of a knife and the CNC of the process tool
After work top 2 is vertical, the Z axis of the base of tool and process tool in processing with accurate CNC is dynamic according to requiring.
C, one piece of sucker clamp is placed in 2 center of work top of the CNC, described in the sucker clamp length and width dimensions ratio
Mobile mould mold core length and width dimensions are big, and the working face for correcting the sucker clamp is vertical with Z axis, controls the work of the sucker clamp
Make the flatness of plane at 2 μm or less.
(5) the mobile mould mold core is placed in sucker clamp, length direction is placed along Y-direction, corrects mobile mould mold core
Length and width are parallel with the XY axis of workbench.
(6) first time processing being carried out to mobile mould mold core nickel layer forming surface 1.1, the cutter used is the diamond tool of Ra,
The range of Ra is 10-40mm, finishes processing program, makes the effect of its surface infinite approach plane.
(7) by adjusting the adjusting screw rod in sucker clamp, so that lozenges and workbench 2 are at level on mobile mould mold core
And it is orthogonal state with cutter.
(8) first time processing is carried out to lozenges on mobile mould mold core, the cutter used is the diamond tool of Ra, the model of Ra
It encloses for 10-40mm, finishes processing program, make the effect of its surface infinite approach plane.
(9) according to design requirement, workbench is mobile by XY axis sequence, and CNC machining center is cooperated to make process tool in Z axis
Direction is mobile to process optical microstructures.
(10) after processing is completed according to the machined parameters of setting, to the optical microstructures on lozenges on nickel layer working face into
Row cleaning.
As the improvement of the manufacture craft of optical microstructures on the mobile mould mold core lozenges of light guide plate of the present invention, the present invention is led
The nickel layer on the mobile mould mold core lozenges of tabula rasa in the manufacture craft of optical microstructures with a thickness of 0.05mm-0.6mm.
As the improvement of the manufacture craft of optical microstructures on the mobile mould mold core lozenges of light guide plate of the present invention, the present invention is led
Use profiling diamond tool on the mobile mould mold core in the manufacture craft of optical microstructures on the mobile mould mold core lozenges of tabula rasa
The nickel layer on the lozenges carries out the optical microstructures plane milling and makees.
As the improvement of the manufacture craft of optical microstructures on the mobile mould mold core lozenges of light guide plate of the present invention, the present invention is led
Use profiling diamond tool on the mobile mould mold core in the manufacture craft of optical microstructures on the mobile mould mold core lozenges of tabula rasa
The nickel layer on the lozenges carries out the optical microstructures plane milling and makees.
As the improvement of the manufacture craft of optical microstructures on the mobile mould mold core lozenges of light guide plate of the present invention, the present invention is led
The working face of profiling diamond tool on the mobile mould mold core lozenges of tabula rasa in the manufacture craft of optical microstructures and the movement
The optical microstructures of the nickel layer on mould mold core on the lozenges are mutually perpendicular to.
As the improvement of the manufacture craft of optical microstructures on the mobile mould mold core lozenges of light guide plate of the present invention, the present invention is led
The lozenges on the mobile mould mold core lozenges of tabula rasa in the manufacture craft of optical microstructures is Rising Wedge face or decline wedge
Shape face.
As the improvement of the manufacture craft of optical microstructures on the mobile mould mold core lozenges of light guide plate of the present invention, the present invention is led
The range of Ra on the mobile mould mold core lozenges of tabula rasa in the manufacture craft of optical microstructures is 18.50mm, the thickness of the nickel layer
Degree is 0.55mm.
Compared with prior art, the manufacture craft of optical microstructures has on the mobile mould mold core lozenges of light guide plate of the present invention
Have following the utility model has the advantages that the light guide plate that technique is made moves optical microstructures on mould mold core lozenges, due to the leaded light
Plate lozenges intersects with the light guide plate incidence surface, and the light guide plate incidence surface is orthogonal with the light guide plate light-emitting surface, incident light
It is scattered in light guide plate sphenoid by the incidence surface sawtooth in light conducting plate body, a part of light is by light-emitting surface optical reflection point
Through being reflected back in light guide plate sphenoid and next proceed through light guide plate lozenges then by the reflector plate in backlight
It is reflected in upper optical microstructures, has more light on the surface thereof and concentrate at light guide plate wedge shape, to reach improvement
Various optical problems such as firefly phenomenon, bright phaeodium phenomenon, the color difference phenomenon of whole high request near incident side, and it is another
Some light continuation is entered in light conducting plate body with reflecting with reflection mode forwards, so that light conducting plate body integrally generates
Illumination effect.
Detailed description of the invention
Fig. 1 is that light guide plate of the present invention moves on mould mold core lozenges in the preferred embodiment of the manufacture craft of optical microstructures
The schematic diagram of mobile mould in step 1 in technique.
Fig. 2 is that light guide plate of the present invention moves on mould mold core lozenges in the preferred embodiment of the manufacture craft of optical microstructures
The enlarged drawing in the mobile portion mould A in step 1 in technique.
Fig. 3 is that light guide plate of the present invention moves on mould mold core lozenges in the preferred embodiment of the manufacture craft of optical microstructures
The mobile mould sectional view of nickel layer is coated in step 2 in technique.
Fig. 4 is that light guide plate of the present invention moves on mould mold core lozenges in the preferred embodiment of the manufacture craft of optical microstructures
The mobile mould sectional view in non-forming face is made in step 3 in technique.
Fig. 5 is that light guide plate of the present invention moves on mould mold core lozenges in the preferred embodiment of the manufacture craft of optical microstructures
The schematic diagram of step 4 in technique.
Fig. 6 is that light guide plate of the present invention moves on mould mold core lozenges in the preferred embodiment of the manufacture craft of optical microstructures
The schematic diagram of step 5 in technique.
Fig. 7 is that light guide plate of the present invention moves on mould mold core lozenges in the preferred embodiment of the manufacture craft of optical microstructures
The partial enlarged view in the portion W in the schematic diagram of step 5 in technique.
Fig. 8 is that light guide plate of the present invention moves on mould mold core lozenges in the preferred embodiment of the manufacture craft of optical microstructures
The schematic diagram of step 6 in technique.
Fig. 9 is that light guide plate of the present invention moves on mould mold core lozenges in the preferred embodiment of the manufacture craft of optical microstructures
The schematic diagram of step 7 in technique.
Figure 10 is the preferred embodiment of the manufacture craft of optical microstructures on the mobile mould mold core lozenges of light guide plate of the present invention
The schematic diagram of step 8 in middle technique.
Figure 11 is the preferred embodiment of the manufacture craft of optical microstructures on the mobile mould mold core lozenges of light guide plate of the present invention
The top view of the mobile mould of optical microstructures is made in step 9 in middle technique.
Figure 12 is the preferred embodiment of the manufacture craft of optical microstructures on the mobile mould mold core lozenges of light guide plate of the present invention
The B-B sectional view of the mobile mould of optical microstructures is made in step 9 in middle technique.
Figure 13 is the preferred embodiment of the manufacture craft of optical microstructures on the mobile mould mold core lozenges of light guide plate of the present invention
Cross section is the optical microstructures B-B profile of V-type in step 9 in middle technique.
Figure 14 is the other embodiments of the manufacture craft of optical microstructures on the mobile mould mold core lozenges of light guide plate of the present invention
Cross section is the optical microstructures B-B profile of arc in step 9 in middle technique.
Figure 15 is the other embodiments of the manufacture craft of optical microstructures on the mobile mould mold core lozenges of light guide plate of the present invention
Cross section is trapezoidal optical microstructures B-B profile in step 9 in middle technique.
Specific embodiment
The manufacture craft of optical microstructures is suitable for making various leaded lights on the mobile mould mold core lozenges of light guide plate of the present invention
The mobile mould mold core of board mold.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12, Figure 13, Figure 14 and figure
15, the present invention is described in detail light guide plate moves the preferred embodiment of the manufacture craft of optical microstructures on mould mold core lozenges.
The present invention provides the manufacture craft of optical microstructures on a kind of mobile mould mold core lozenges of light guide plate, and feature exists
In comprising the following steps:
(1) mobile mould mold core 1 is made, and makes lozenges 3 on mobile mould mold core 1.
(2) (2) plate nickel layer 1.1 in the forming surface of mobile mould mold core, while nickel layer 3.1 is plated on lozenges 3.
(3) processing is carried out to the non-forming face of lozenges 3 for having plated nickel layer and reaches design size requirement.
(4) precision CNC required for the optical microstructures 3.2 produced on mobile mould mold core 1 on lozenges 3 and its auxiliary is carried out
The preparation of assistant engineer's tool:
A, prepare the accurate CNC that especially restructures, precision is installed in the Z-direction of CNC special up to micron level
The base of tool 3 and process tool 4, the base of tool 3 and process tool 4 can be moved up and down with Z-direction.
B, adjust the base of tool 3 and process tool 4 arrive working condition, allow the point of a knife 4.1 of the process tool 4 with it is described
After the work top 2 of CNC is vertical, the base of tool 3 and process tool 4 in processing with the Z axis of accurate CNC according to requiring and
It is dynamic.
C, one piece of sucker clamp 5 is placed in 2 center of work top of the CNC, and 5 length and width dimensions of sucker clamp compare institute
It states that mobile 1 length and width dimensions of mould mold core are big, and the working face for correcting the sucker clamp 5 is vertical with Z axis, controls the sucker clamp
The flatness of 5 working face is at 2 μm or less.
(5) the mobile mould mold core 1 is placed in sucker clamp 5, length direction is placed along Y-direction, corrects mobile mould mould
Core length and width are parallel with the XY axis of workbench.
(6) first time processing being carried out to mobile mould mold core nickel layer forming surface 1.1, the cutter 4 used is the diamond tool of Ra,
The range of Ra is 18.50mm, finishes processing program, makes the effect of its surface infinite approach plane.
(7) by adjusting the adjusting screw rod in sucker clamp 5 so that on mobile mould mold core 1 lozenges 3 and workbench 2 at
It is horizontal and be orthogonal state with cutter 4.
(8) first time processing is carried out to lozenges 3 on mobile mould mold core 1, the cutter 4 used is the diamond tool of Ra, Ra
Range be 18.50mm, finish processing program, make the effect of its surface infinite approach plane.
(9) according to design requirement, workbench is mobile by XY axis sequence, and CNC machining center is cooperated to make process tool in Z axis
Direction is mobile to process optical microstructures 3.2.
(10) after processing is completed according to the machined parameters of setting, to the optical microstructures on lozenges on nickel layer working face into
Row cleaning.
In the present embodiment, on the mobile mould mold core lozenges of light guide plate of the present invention the manufacture craft of optical microstructures it is described
Nickel layer with a thickness of 0.55mm.
In the present embodiment, imitative in the manufacture craft of optical microstructures on the mobile mould mold core lozenges of light guide plate of the present invention
Shape diamond tool carries out the optical microstructures 3.2 to the nickel layer 3.1 on the lozenges 3 on the mobile mould mold core 1
Milling is dug to make.
In the present embodiment, the use on the mobile mould mold core lozenges of light guide plate of the present invention in the manufacture craft of optical microstructures
The working face of profiling diamond tool and the optics of the nickel layer 3.1 on the lozenges 3 on the mobile mould mold core 1 are micro-
Structure 3.2 is mutually perpendicular to.
In the present embodiment, the institute on the mobile mould mold core lozenges of light guide plate of the present invention in the manufacture craft of optical microstructures
Stating lozenges 3 is Rising Wedge face.
In other embodiments, on the mobile mould mold core lozenges of light guide plate of the present invention in the manufacture craft of optical microstructures
The lozenges 3 is Falling Wedge face.
Compared with prior art, the manufacture craft of optical microstructures has on the mobile mould mold core lozenges of light guide plate of the present invention
Have following the utility model has the advantages that the light guide plate that technique is made moves optical microstructures on mould mold core lozenges, due to the leaded light
Plate lozenges intersects with the light guide plate incidence surface, and the light guide plate incidence surface is orthogonal with the light guide plate light-emitting surface, incident light
It is scattered in light guide plate sphenoid by the incidence surface sawtooth in light conducting plate body, a part of light is by light-emitting surface optical reflection point
Through being reflected back in light guide plate sphenoid and next proceed through light guide plate lozenges then by the reflector plate in backlight
It is reflected in upper optical microstructures, has more light on the surface thereof and concentrate at light guide plate lozenges, change to reach
Various optical problems such as firefly phenomenon, bright phaeodium phenomenon, the color difference phenomenon of whole high request near kind incident side, and it is another
A part of light continuation is entered in light conducting plate body with reflecting with reflection mode forwards, so that light conducting plate body integrally produces
Hair tonic light effect.
Above disclosed is only presently preferred embodiments of the present invention, cannot limit the right of the present invention with this certainly
Range, therefore according to equivalent variations made by scope of the present invention patent, it is still within the scope of the present invention.
Claims (7)
1. the manufacture craft of optical microstructures on a kind of mobile mould mold core lozenges of light guide plate, which is characterized in that it includes following
Step:
(1) mobile mould mold core is made, and makes lozenges on mobile mould mold core.
(2) nickel layer is plated in the forming surface of mobile mould mold core, while plates nickel layer on lozenges.
(3) processing is carried out to the non-forming face of the lozenges for having plated nickel layer and reaches design size requirement.
(4) carry out precision CNC's and its auxiliary tool required for producing the optical microstructures on mobile mould mold core on lozenges
Preparation:
A, prepare the accurate CNC especially restructured, precision installs special knife up to micron level in the Z-direction of CNC
Tool seat and process tool, the base of tool and process tool can be moved up and down with Z-direction.
B, the base of tool and process tool are adjusted to working condition, allows the point of a knife of the process tool and the work of the CNC
After table top 2 is vertical, the Z axis of the base of tool and process tool in processing with accurate CNC is dynamic according to requiring.
C, one piece of sucker clamp is placed in 2 center of work top of the CNC, and the sucker clamp length and width dimensions are than the movement
Mould mold core length and width dimensions are big, and the working face for correcting the sucker clamp is vertical with Z axis, and the work for controlling the sucker clamp is flat
The flatness in face is at 2 μm or less.
(5) the mobile mould mold core is placed in sucker clamp, length direction is placed along Y-direction, corrects mobile mould mold core length and width
It is parallel with the XY axis of workbench.
(6) first time processing is carried out to mobile mould mold core nickel layer forming surface 1.1, the cutter used is the diamond tool of Ra, Ra's
Range is 10-40mm, finishes processing program, makes the effect of its surface infinite approach plane.
(7) by adjusting the adjusting screw rod in sucker clamp so that on mobile mould mold core lozenges and workbench 2 at level and with
Cutter is orthogonal state.
(8) first time processing is carried out to lozenges on mobile mould mold core, the cutter used is the diamond tool of Ra, and the range of Ra is
10-40mm finishes processing program, makes the effect of its surface infinite approach plane.
(9) according to design requirement, workbench is mobile by XY axis sequence, and CNC machining center is cooperated to make process tool in Z-direction
Movement is to process optical microstructures.
(10) after processing is completed according to the machined parameters of setting, the optical microstructures on lozenges on nickel layer working face are carried out clear
It washes.
2. light guide plate moves the manufacture craft of optical microstructures on mould mold core lozenges according to claim 1, feature exists
In: the nickel layer with a thickness of 0.05mm-0.6mm.
3. light guide plate moves the manufacture craft of optical microstructures on mould mold core lozenges according to claim 1, feature exists
In: the optical microstructures plane is carried out to the nickel layer on the lozenges on the mobile mould mold core with profiling diamond tool
Milling is made.
4. light guide plate moves the manufacture craft of optical microstructures on mould mold core lozenges according to claim 2, feature exists
In: the optical microstructures plane is carried out to the nickel layer on the lozenges on the mobile mould mold core with profiling diamond tool
Milling is made.
5. light guide plate moves the manufacture craft of optical microstructures on mould mold core lozenges according to claim 4, feature exists
In: the micro- knot of the optics of the nickel layer on the working face and the mobile mould mold core of profiling diamond tool on the lozenges
Structure is mutually perpendicular to.
6. light guide plate moves the manufacture craft of optical microstructures on mould mold core lozenges according to claim 5, feature exists
In: the lozenges is Rising Wedge face or Falling Wedge face.
7. light guide plate moves the manufacture craft of optical microstructures on mould mold core lozenges according to claim 5, feature exists
In: the range of Ra be 18.50mm, the nickel layer with a thickness of 0.55mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910475290.8A CN110244399B (en) | 2019-05-30 | 2019-05-30 | Manufacturing process of optical microstructure on wedge-shaped surface of mold core of movable mold of light guide plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910475290.8A CN110244399B (en) | 2019-05-30 | 2019-05-30 | Manufacturing process of optical microstructure on wedge-shaped surface of mold core of movable mold of light guide plate |
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| CN110244399A true CN110244399A (en) | 2019-09-17 |
| CN110244399B CN110244399B (en) | 2021-07-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4046784A1 (en) * | 2021-02-23 | 2022-08-24 | Optinvent | Method for manufacturing a set of optical guide microstructures |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4046784A1 (en) * | 2021-02-23 | 2022-08-24 | Optinvent | Method for manufacturing a set of optical guide microstructures |
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| CN110244399B (en) | 2021-07-16 |
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