CN202008561U - Laser repairing device - Google Patents
Laser repairing device Download PDFInfo
- Publication number
- CN202008561U CN202008561U CN2011200786482U CN201120078648U CN202008561U CN 202008561 U CN202008561 U CN 202008561U CN 2011200786482 U CN2011200786482 U CN 2011200786482U CN 201120078648 U CN201120078648 U CN 201120078648U CN 202008561 U CN202008561 U CN 202008561U
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- liquid crystal
- crystal panel
- laser
- polaroid
- repair device
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Abstract
The utility model provides a laser repairing device, and relates to the technical field of manufacturing of liquid crystal display panels. The laser repairing device comprises a repairing base, a laser generator, a group of probes, a signal generation and control system, a transmission light source and a first observation lens group. The repairing base is used for holding a liquid crystal panel to be repaired, the laser generator is used for generating and outputting laser, the probes are used for being connected with the liquid crystal panel, the signal generation and control system is connected with the probes and used for generating lighting signals and outputting the lighting signals to the liquid crystal panel through the probes so as to light the liquid crystal panel, the transmission light source is arranged under the repairing base and used for generating transmission light rays, the first observation lens group is used for receiving the transmission light rays to assist operators to observe the liquid crystal panel through the received transmission light trays when the liquid crystal panel is lighted. When in use of the laser repairing device, repairing results can be checked during the repairing process in time, and thereby manufacturing process of the liquid crystal display panel is simplified while equipment cost is saved.
Description
Technical field
The utility model relates to panel of LCD manufacturing technology field, a kind of laser repair device that is specifically related to use in manufacture process.
Background technology
In the liquid crystal panel manufacture process, liquid crystal panel is to remove to cut the product that forms from large stretch of glass substrate, after cutting is finished, liquid crystal panel need be checked through showing, when defectiveness, need repair defective, reparation is to improve important means of yield, especially make for the advanced lines panel, it is particularly important that defect repair seems.
The advanced lines production line has following characteristics usually at present:
1, at the thin film transistor (TFT) (TFT of liquid crystal panel, Thin Film Transistor) a plurality of short bars (Shorting Bar) is set on the array base palte, with relevant data line and gate line short circuit, become behind the box terminal of the probe overlap joint short bar by showing testing fixture to show inspection.
2, after demonstration checks out, adopt the mode of laser trimming or grinding that short bar is removed.At this moment, deliver to laser repairing, after repairing, show inspection again, to confirm whether to repair success if liquid crystal panel need be repaired.
Please refer to Fig. 1, the laser repair device of the liquid crystal panel of prior art includes:
When repair, liquid crystal panel to be repaired is placed on to be repaired on the base station 11, wherein color film (CF) substrate 15 of liquid crystal panel down, tft array substrate 16 up.The laser that laser generator produces, is repaired the ad-hoc location on the liquid crystal panel according to the coordinate position that obtains in advance from laser head 13 outputs.Transmitted light source 14 is arranged on the below of repairing base station 11, produces visible light, utilizes this visible light, can check the concrete condition of reparation.
Because in the existing operation, after showing inspection for the first time, short bar excises, after repairing end, show when checking again so, must adopt the demonstration inspection machine of the full way of contact, successfully whether each terminal all contacts to check once more on the probe that make to show inspection machine and the panel, to confirm to repair.
As can be seen, when employing is repaired the back inspection with upper type, must adopt the demonstration inspection machine of full-contact, this demonstration inspection machine cost height, and checking process need connect each terminal on the panel, so checking process is loaded down with trivial details and be subjected to environment (as dust) influence easily.And, from checking out for the first time the panel defectiveness, need through trimming, reparation, check operation once more that the logistics in the manufacture process also bothers to finally reaffirming the reparation result.
The utility model content
The utility model embodiment technical matters to be solved provides a kind of laser repair device, can in time check in repair process and repair the result, thereby simplify the liquid crystal panel manufacturing process and save equipment cost.
For solving the problems of the technologies described above, the utility model embodiment provides scheme as follows:
A kind of laser repair device comprises:
Be used to place the reparation base station of liquid crystal panel to be repaired;
Be used to produce and export the laser generator of laser;
Described laser repair device also comprises:
Be used for one group of probe being connected with described liquid crystal panel;
Be connected with described probe, be used for producing the some modulating signal, and export described some modulating signal to described liquid crystal panel, take place and control system with the signal of lighting described liquid crystal panel by described probe;
Be arranged on and repair the base station below, be used to produce the transmitted light source of transmitted ray; And
Be used for when described display panels is lighted, receive the described transmitted ray through described liquid crystal panel, the described transmitted ray that receives with utilization first is observed lens combination to what described liquid crystal panel was observed.
Preferably, in the above-mentioned laser repair device,
Described first observes lens combination is arranged in the light path of described laser generator, and the laser of described laser generator output via the described first observation lens combination, exports described liquid crystal panel to.
Preferably, in the above-mentioned laser repair device, also comprise:
Be arranged on second in the light path of described laser generator and observe lens combination, the laser of described laser generator output is observed lens combination via described second, exports described liquid crystal panel to.
Preferably, above-mentioned laser repair device also comprises:
Be arranged on described first first polaroid of observing between lens combination and the reparation base station; And,
Be arranged on described transmitted light source and repair between the base station, second polaroid corresponding with first polaroid;
The described transmitted ray that described transmitted light source produces, successively through second polaroid and reparation base station, to described liquid crystal panel, and after through the liquid crystal deflection in the described liquid crystal panel, further export described first to and observe lens combination via described first polaroid.
Preferably, in the above-mentioned laser repair device,
Described first polaroid is attached to described first and observes the below of lens combination, and described second polaroid is attached on the described transmitted light source, and described laser repair device also comprises:
Be connected with described first polaroid, second polaroid, be used to control the rotation control system of described first polaroid, the second polaroid rotational angle.
Preferably, above-mentioned laser repair device also comprises:
Be used to install and remove the polaroid assembling and disassembling system of described first polaroid and described second polaroid.
Preferably, in the above-mentioned laser repair device,
Described liquid crystal panel is provided with a plurality of short bars;
Described one group of probe, by being connected with each self-corresponding short bar, realization is connected with described liquid crystal panel.
Preferably, above-mentioned laser repair device also comprises:
Be arranged on described probe place, be used to observe the 3rd observation lens combination of annexation between described probe and the described short bar.
Preferably, in the above-mentioned laser repair device,
Described reparation base station is provided with and is used for described liquid crystal panel is fixed on fixed mechanism on the described reparation base station.
From the above as can be seen, the laser repair device that the utility model embodiment provides by increasing lighting function, can in time be checked out the reparation result when repairing, thereby the equipment investment in the time of can reducing secondary demonstration inspection reduces logistics cost in the manufacture process simultaneously.
Description of drawings
Fig. 1 is the structural representation of laser repair device of the liquid crystal panel of prior art;
The structural representation of the laser repair device that Fig. 2 provides for the utility model embodiment.
Embodiment
The utility model provides a kind of laser repair device, increases lighting function at laser repair device, thereby can in time check the reparation result in repair process, to reduce the equipment component investment, reduces logistics cost in the manufacture process simultaneously.Below will in conjunction with specific embodiments the utility model be described further by accompanying drawing.
In the prior art, from checking out for the first time the panel defectiveness to finally reaffirming the reparation result, needs pass through trimming, reparation, check the operation of operation for the second time.Adjust the operation of inspection flow process of the prior art in the present embodiment, check that flow process is followed successively by: show and check, repair (check in the time of reparation and repair the result) and remove short bar.Adopt the utility model device, only need once show inspection, the equipment cost in the time of therefore can reducing secondary demonstration inspection reduces logistics cost in the manufacture process simultaneously.
At first, please refer to Fig. 2, a kind of laser repair device that the utility model embodiment is provided specifically comprises:
Be used to place the reparation base station 11 of liquid crystal panel to be repaired;
Be used to produce and export the laser generator 17 of laser, laser generator 17 can comprise one or more laser heads 34;
Be used for one group of probe 21 being connected with described liquid crystal panel;
Be connected with described probe 21, be used for producing the some modulating signal, and export described some modulating signal to described liquid crystal panel, take place and control system 20 with the signal of lighting described liquid crystal panel by described probe 21;
Be arranged on and repair base station 11 belows, be used to produce the transmitted light source 14 of transmitted ray; And
Be used for when described display panels is lighted, receive the described transmitted ray through described liquid crystal panel, the described transmitted ray that receives with utilization first is observed lens combination 25 to what described liquid crystal panel was observed.
When repair, liquid crystal panel to be repaired is placed on to be repaired on the base station 11, wherein the color membrane substrates 15 of liquid crystal panel down, tft array substrate 16 up.
Wherein, signal generation and control system 20 specifically comprise signal controlling panel 23 and signal generator 22.Signal controlling panel 23 receives the various steering orders of user's output and exports to signal generator 22; Signal generator 22 produces or cuts out a modulating signal according to above-mentioned steering order.
In the present embodiment, liquid crystal panel to be repaired is provided with a plurality of short bars, therefore can connect by one group of probe 21 short bar corresponding with each probe, and realization is connected with described liquid crystal panel.According to the design difference of short bar, the rarest 3 short bars on the liquid crystal panel correspond respectively to data line (Data), gate line (Gate) and public electrode wire (Com).At this moment, 3 probes of minimum need are connected with above-mentioned 3 short bars respectively, signal generation and control system 20 can be connected with liquid crystal panel, thereby can realize lighting function, light liquid crystal panel.According to the difference setting of short bar, the gray scale picture of liquid crystal panel also can be different.
Present embodiment can be lighted liquid crystal panel before repairing, whether reviewing and validate checkout facility, to pass the coordinate of the defect point to be repaired come correct.After reparation is finished, can light liquid crystal panel, observe the variation that defect point is repaired front and back, check the reparation result.
Preferably, in the present embodiment, can snap into reliably on the liquid crystal panel in order to guarantee probe, described reparation base station 11 is provided with a cover fixed mechanism (not shown among Fig. 2), is used for described liquid crystal panel is fixed on described reparation base station 11.
In the laser generator of existing laser repair device, include the observation lens combination usually, this observation lens combination is arranged in the light path of laser generator, and the laser that laser generator produces exports liquid crystal panel to through this lens set of observing lens combination; Simultaneously, can observe lens combination by this when repairing, the light that reflected back or transmission are come on the reception liquid crystal panel is in order to observe when repairing.In the utility model, both can utilize in the laser generator existing observation lens combination to check the reparation result, and can certainly increase the new observation lens combination of a cover and check the reparation result.
Laser repair device shown in Figure 2, be to have increased the new observation lens combination of a cover on the basis of existing technology to check the reparation result, the above-mentioned first observation lens combination 25 is the observation lens combination that increase newly, in order to when liquid crystal panel is lighted, defect point is observed.At this moment, described laser generator 17 includes second in the light path that is arranged on described laser generator 17 and observes the lens combination (not shown), in order to the laser of transmission from described laser generator output, to described liquid crystal panel.
Observing lens combination described first is in the laser generator during existing observation lens combination, described first observes lens combination is arranged in the light path of described laser generator, be used for when described display panels is lighted, reception is from the imaging light of described liquid crystal panel reflected back, to utilize described imaging light described liquid crystal panel is observed, simultaneously, also be used for laser with described laser generator 17 outputs, via the described first observation lens combination, export described liquid crystal panel to and carry out defect repair.
Consider the various processes of liquid crystal panel, polaroid may not installed in the both sides of liquid crystal panel to be repaired.At this moment, the laser repair device of present embodiment also comprises: be arranged on described first first polaroid of observing between lens combination 25 and the reparation base station 11 26; And, be arranged on described transmitted light source 14 and repair between the base station 11, second polaroid 27 corresponding with first polaroid 26.Concrete, first polaroid 26 can be attached to first and observe the objective lens place of lens combination 25, and second polaroid 27 can be attached on the transmitted light source 14, also can be attached to repair on the base station 11.Like this, the light that described transmitted light source 14 produces is successively through second polaroid 27 and reparation base station 11, to described liquid crystal panel; And after through the liquid crystal deflection in the described liquid crystal panel, further export described first to and observe lens combination 25 via described first polaroid 26, thereby the transmitted ray that can utilize the first observation lens combination 25 to receive is observed, and checks the variation before and after repairing.
As can be seen, first observe lens combination 25 and independently repair when checking what employing increased newly, therefore can the not decay energy of laser of laser generator 17 outputs of polaroid can not influence laser output, can in time observe repairing effect again simultaneously.
Dissimilar liquid crystal panels has different requirements to the polarization angle of polaroid.For this reason, if described first polaroid 26 is attached to described first and observes the below of lens combination, second polaroid 27 is attached on the transmitted light source 14, the laser repair device of present embodiment also comprises: be connected with described first polaroid, second polaroid, be used to control the rotation control system of described first polaroid, the second polaroid rotational angle, thereby can control the polaroid angle easily, adapt to dissimilar liquid crystal panels.
Because the both sides of liquid crystal panel to be repaired may be equipped with polaroid, polaroid may be installed yet, perhaps, repairs on the base station 11 second polaroid 27 when being attached to, therefore the laser repair device of present embodiment can also comprise the polaroid assembling and disassembling system that is used to install and remove described first polaroid and described second polaroid, with according to different situations installation or removal polaroid easily.
Preferably, in the present embodiment, in order to watch the connection situation of probe 21, being provided with the 3rd observation lens combination 24, the three observation lens combination 24 that are used to observe annexation between described probe and the described short bar at described probe place can be connected with described probe binding.Utilize the 3rd to observe lens combination 24, can Real Time Observation state probe and whether be connected, in order to guarantee that probe can accurately snap on the terminal of short bar with short bar.
In sum, the laser repair device that the utility model provides by increasing lighting function, can in time be checked out the reparation result when repairing, and shows and equipment investment when checking reduces logistics cost in the manufacture process simultaneously thereby can reduce secondary.
Claims (9)
1. laser repair device comprises:
Be used to place the reparation base station of liquid crystal panel to be repaired;
Be used to produce and export the laser generator of laser;
It is characterized in that described laser repair device also comprises:
Be used for one group of probe being connected with described liquid crystal panel;
Be connected with described probe, be used for producing the some modulating signal, and export described some modulating signal to described liquid crystal panel, take place and control system with the signal of lighting described liquid crystal panel by described probe;
Be arranged on and repair the base station below, be used to produce the transmitted light source of transmitted ray; And
Be used for when described display panels is lighted, receive the described transmitted ray through described liquid crystal panel, the described transmitted ray that receives with utilization first is observed lens combination to what described liquid crystal panel was observed.
2. laser repair device as claimed in claim 1 is characterized in that,
Described first observes lens combination is arranged in the light path of described laser generator, and the laser of described laser generator output via the described first observation lens combination, exports described liquid crystal panel to.
3. laser repair device as claimed in claim 1 is characterized in that, also comprises:
Be arranged on second in the light path of described laser generator and observe lens combination, the laser of described laser generator output is observed lens combination via described second, exports described liquid crystal panel to.
4. laser repair device as claimed in claim 1 is characterized in that, also comprises:
Be arranged on described first first polaroid of observing between lens combination and the reparation base station; And,
Be arranged on described transmitted light source and repair between the base station, second polaroid corresponding with first polaroid;
The described transmitted ray that described transmitted light source produces, successively through second polaroid and reparation base station, to described liquid crystal panel, and after through the liquid crystal deflection in the described liquid crystal panel, further export described first to and observe lens combination via described first polaroid.
5. laser repair device as claimed in claim 4 is characterized in that,
Described first polaroid is attached to described first and observes the below of lens combination, and described second polaroid is attached on the described transmitted light source, and described laser repair device also comprises:
Be connected with described first polaroid, second polaroid, be used to control the rotation control system of described first polaroid, the second polaroid rotational angle.
6. laser repair device as claimed in claim 4 is characterized in that, also comprises:
Be used to install and remove the polaroid assembling and disassembling system of described first polaroid and described second polaroid.
7. laser repair device as claimed in claim 1 is characterized in that,
Described liquid crystal panel is provided with a plurality of short bars;
Described one group of probe, by being connected with each self-corresponding short bar, realization is connected with described liquid crystal panel.
8. laser repair device as claimed in claim 7 is characterized in that, also comprises:
Be arranged on described probe place, be used to observe the 3rd observation lens combination of annexation between described probe and the described short bar.
9. laser repair device as claimed in claim 1 is characterized in that,
Described reparation base station is provided with and is used for described liquid crystal panel is fixed on fixed mechanism on the described reparation base station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200786482U CN202008561U (en) | 2011-03-23 | 2011-03-23 | Laser repairing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200786482U CN202008561U (en) | 2011-03-23 | 2011-03-23 | Laser repairing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202008561U true CN202008561U (en) | 2011-10-12 |
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ID=44750221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200786482U Expired - Lifetime CN202008561U (en) | 2011-03-23 | 2011-03-23 | Laser repairing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202008561U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104536175A (en) * | 2015-01-28 | 2015-04-22 | 合肥京东方光电科技有限公司 | Laser repairing system for display panel |
| WO2015067026A1 (en) * | 2013-11-05 | 2015-05-14 | 京东方科技集团股份有限公司 | Laser repairing device |
| CN111273469A (en) * | 2020-03-05 | 2020-06-12 | 上海精濑电子技术有限公司 | Laser repair device for display panel |
-
2011
- 2011-03-23 CN CN2011200786482U patent/CN202008561U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015067026A1 (en) * | 2013-11-05 | 2015-05-14 | 京东方科技集团股份有限公司 | Laser repairing device |
| US9513499B2 (en) | 2013-11-05 | 2016-12-06 | Boe Technology Group Co., Ltd. | Laser repairing apparatus |
| CN104536175A (en) * | 2015-01-28 | 2015-04-22 | 合肥京东方光电科技有限公司 | Laser repairing system for display panel |
| CN111273469A (en) * | 2020-03-05 | 2020-06-12 | 上海精濑电子技术有限公司 | Laser repair device for display panel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111012 |
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| CX01 | Expiry of patent term |