CN207007737U - A kind of light guide plate automatic detection device - Google Patents
A kind of light guide plate automatic detection device Download PDFInfo
- Publication number
- CN207007737U CN207007737U CN201720984478.1U CN201720984478U CN207007737U CN 207007737 U CN207007737 U CN 207007737U CN 201720984478 U CN201720984478 U CN 201720984478U CN 207007737 U CN207007737 U CN 207007737U
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- guide plate
- light guide
- frame
- roller
- live
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Abstract
The utility model discloses a kind of light guide plate automatic detection device, including frame, feed mechanism, cutting agency, simulate backlight module and CCD modules, wherein frame upper surface is parallel is provided with more live-rollers, the simulation backlight module is placed on live-roller and follows the rotation of live-roller and move left and right, the frame is provided with the door frame across frame, the CCD modules are arranged on door frame and face simulation backlight module, image scanning is carried out to the light guide plate on simulation backlight module, and scanning result is sent into host computer, the feed mechanism is arranged on frame entrance top and carries out feeding operation, the cutting agency, which is arranged on above rack outlet, carries out blanking operation.
Description
Technical field
Detection means is the utility model is related to, specially a kind of light guide plate automatic detection device.
Background technology
Backlight, it is for ensuring that LCDs sends the light supply apparatus of light behind.Because liquid crystal display device sheet
Body is transparent and will not lighted, so needing backlight to aid in.Some indexs such as the brightness of backlight, the uniformity are to liquid crystal
The correlated performance of display screen has direct influence.Light guide plate is the communication media of backlight light source, its shape and material composition
Determine the performance of the briliancy and the upper uniformity of distribution of light-emitting face.The function of light guide plate is that side light source is converted into area source
It is and luminous uniform.At present light guide plate it is common with having：Backlight, mobile phone display screen, the ultra-thin advertising lamp of LCDs
The field of the classes such as case, therapeutic medical X-ray viewer, plate lamp ornaments lighting, the light efficiency utilization of light engineering, illuminant sign plate
Close.
But in recent years, light guide plate is developing towards frivolous trend, and this requires the bad recall rate of light guide plate to require
More and more higher, however existing light guide plate use hand inspection form, not only efficiency is low, and different personnel's view modes and
Judgment criteria is all variant, and so as to cause recall rate different, and hand inspection there is also missing inspection situation causes bad lead
Tabula rasa flows into client, causes unnecessary loss.
Utility model content
The purpose of this utility model is solve the problems, such as background technology, there is provided a kind of light guide plate automatic detection device, adopts
Automatic detection operation is carried out to light guide plate with automatic loading/unloading and combination automatic ccd image scanning form, not only reduces error
Rate, and improve detector efficiency.
To achieve the above object, the utility model provides following technical scheme：A kind of light guide plate automatic detection device, including
Frame, feed mechanism, cutting agency, backlight module and CCD modules are simulated, wherein frame upper surface is parallel is provided with more transmissions
Roller, the simulation backlight module are placed on live-roller and follow the rotation of live-roller and move left and right, and the frame is provided with
Across the door frame of frame, the CCD modules are arranged on door frame and down, image are carried out to the light guide plate on simulation backlight module
Scanning, and scanning result is sent into host computer, the feed mechanism is arranged on frame entrance top and carries out feeding operation, under described
Expect that mechanism is arranged on above rack outlet and carry out blanking operation.
Preferably, the feeding structure and cutting agency include mounting bracket, Rodless cylinder, telescopic cylinder and vacuum
Sucker, wherein mounting bracket are U-shaped, and both ends are fixed with top installation, and the Rodless cylinder is arranged on the mounting bracket lower surface,
The telescopic cylinder is arranged on the sliding block of Rodless cylinder, and vacuum cup is arranged on the telescopic rod end of telescopic cylinder, is utilized
Vacuum holds light guide plate.
It is arranged on preferably, also including motor in frame, multiple transmission roll ends are sequentially connected by belt, and
The transmission roll end of end is provided with travelling gear, is equally provided with travelling gear in the motor rotating shaft, passes through two
The engagement of travelling gear so that motor drives multiple live-rollers to realize rotating.
Preferably, the live-roller includes rotating shaft and is spaced the roller being located in rotating shaft.
Preferably, rubber is coated with the roller, increase and the frictional force of simulation backlight module.
Compared with prior art, the beneficial effects of the utility model are：A kind of light guide plate disclosed in the utility model is certainly
Motion detection device, automation loading and unloading are realized using feed mechanism and cutting agency in frame entrance and exit, in order to prevent inhaling
It is damage light guide plate to take, and surface absorption is carried out using vacuum cup, it is possible to achieve light guide plate firmly pick up and not injured surface；
Multiple live-rollers are set in frame so that being positioned over the simulation backlight module on surface can move left and right, it is ensured that on
Backlight module is moved at feeding during material, is then moved at CCD detection modules, is eventually moved to blanking and is gone out, and whole process is certainly
Dynamicization controls, and without manual operation, reduces human cost, and accelerates detection efficiency, while the operating process automated is prevented
Stop the secondary pollution of light guide plate detection process, improve yields；
Image scanning is carried out using CCD modules, the directly perceived state for obtaining light guide plate, so as to judge that its normality is bad and optics
The uniformity of briliancy.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe.
As shown in figure 1, a kind of disclosed light guide plate automatic detection device, its structure includes frame 1, feeder
Structure, cutting agency, simulate backlight module 2 and CCD modules 3.
Particularly, the upper surface of frame 1 is parallel is provided with more live-rollers 4, and more transmission roll ends pass through belt 5
It is sequentially connected, and the transmission roll end most on side is also equipped with travelling gear (not shown), in frame corresponding to the travelling gear
Position is provided with motor 6, and the end of motor 6 is equally provided with the travelling gear meshed gears with live-roller, makes
Obtaining when motor rotates drives the live-roller to rotate, and then is rotated by all live-rollers of belt drive, and the live-roller is by turning
The roller 8 that axle 7 and interval are located in rotating shaft 7 is formed, and the simulation backlight module 2 is placed on live-roller, while simulates backlight
Module is powered by power supply, and transfers to move left and right as live-roller is positive and negative, in order to increase the contact with simulating backlight module
Frictional force, the roller surface can cladding rubber layers as needed.
Frame upper surface centre position is additionally provided with the door frame 9 across frame, and CCD modules 3 are provided with the door frame 9,
And the shooting of the CCD modules 3 is directed at the live-roller of underface upside down, it is moved in simulation backlight module below CCD modules
When, image scanning is carried out to the light guide plate on its surface by CCD modules, and Scan Architecture feeding host computer is judged.
The feed mechanism is arranged on frame entrance top and carries out feeding operation, and its structure includes mounting bracket 10, no bar gas
Cylinder 11, telescopic cylinder 12 and vacuum cup 13, wherein mounting bracket is U-shaped, and both ends are fixed with roof installation, the Rodless cylinder
11 are arranged on the mounting bracket lower surface, and the telescopic cylinder 12 is arranged on the sliding block of Rodless cylinder, and vacuum cup 13
Installed in the telescopic rod end of telescopic cylinder 12, light guide plate is held using vacuum, Rodless cylinder realizes front and rear move in said structure
Dynamic, telescopic cylinder is then realized to be stretched up and down, and whole feeding process is that Rodless cylinder drives vacuum cup to move backward to catheter plate
Storage area to be detected, light guide plate is drawn by stretching out vacuum cup, then telescopic cylinder is retracted and moves forward to machine by Rodless cylinder
Frame porch, now simulate backlight module and be located at frame porch, telescopic cylinder stretches out is placed into simulation backlight mould by light guide plate
Group surface, complete feeding operation.
The cutting agency, which is arranged on above rack outlet, carries out blanking operation, and its structure is consistent with feed mechanism, and its
Operation principle is also identical with feed mechanism, will not be described here.
A kind of light guide plate automatic detection device disclosed in the utility model, its operation principle are：Motor driving passes
Dynamic roller rotates so that simulation backlight module is moved to frame porch, and now feed mechanism carries out light guide plate feeding, by light guide plate
It is placed on simulation backlight module, now motor driving live-roller rotates backward so that simulation backlight module is moved to CCD
Module underface, open simulation backlight module and produce backlight, now CCD modules carry out image surface sweeping to light guide plate and are passed to upper
Machine is judged, after the end of scan, motor continue drive live-roller rotate backward will simulation backlight module be moved to frame
Exit, blanking operation is carried out to the light guide plate on backlight module by cutting agency, then motor is driving live-roller just
To rotation, simulation backlight module is driven to again move into the feeding that frame porch carries out next round.
Technology contents and technical characteristic of the present utility model are had revealed that as above, but those skilled in the art still may be used
A variety of replacements and modification without departing substantially from the utility model spirit can be made based on teaching of the present utility model and announcement, therefore, this
Utility model protection scope should be not limited to the content disclosed in embodiment, and should include various without departing substantially from replacement of the present utility model
And modification, and covered by present patent application claim.
Claims (5)
- A kind of 1. light guide plate automatic detection device, it is characterised in that：Including frame, feed mechanism, cutting agency, backlight mould is simulated Group and CCD modules, wherein frame upper surface are parallel to be provided with more live-rollers, and the simulation backlight module is placed on live-roller And follow the rotation of live-roller and move left and right, the frame is provided with the door frame across frame, and the CCD modules are arranged on door On frame, image scanning is carried out to the light guide plate on simulation backlight module, and scanning result is sent into host computer, the feed mechanism Feeding operation is carried out installed in frame entrance top, the cutting agency, which is arranged on above rack outlet, carries out blanking operation.
- A kind of 2. light guide plate automatic detection device according to claim 1, it is characterised in that：The feeding structure and blanking Mechanism includes mounting bracket, Rodless cylinder, telescopic cylinder and vacuum cup, and wherein mounting bracket is U-shaped, and both ends are installed with top Fixed, the Rodless cylinder is arranged on the mounting bracket lower surface, and the telescopic cylinder is arranged on the sliding block of Rodless cylinder, And vacuum cup is arranged on the telescopic rod end of telescopic cylinder, light guide plate is held using vacuum.
- A kind of 3. light guide plate automatic detection device according to claim 1, it is characterised in that：Also include motor to install In frame, multiple transmission roll ends are sequentially connected by belt, and the transmission roll end of end is provided with travelling gear, described Travelling gear is equally installed in motor rotating shaft, passes through the engagement of two travelling gears so that motor drives multiple Live-roller realizes rotating.
- A kind of 4. light guide plate automatic detection device according to claim 1, it is characterised in that：The live-roller includes rotating shaft And interval is located at the roller in rotating shaft.
- A kind of 5. light guide plate automatic detection device according to claim 4, it is characterised in that：Rubber is coated with the roller Glue, increase and the frictional force of simulation backlight module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720984478.1U CN207007737U (en) | 2017-08-08 | 2017-08-08 | A kind of light guide plate automatic detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720984478.1U CN207007737U (en) | 2017-08-08 | 2017-08-08 | A kind of light guide plate automatic detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207007737U true CN207007737U (en) | 2018-02-13 |
Family
ID=61459254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720984478.1U Active CN207007737U (en) | 2017-08-08 | 2017-08-08 | A kind of light guide plate automatic detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207007737U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534717A (en) * | 2018-04-10 | 2018-09-14 | 安徽利珀科技有限公司 | A kind of light guide plate positive and negative detection device and system |
| CN113252312A (en) * | 2021-05-12 | 2021-08-13 | 四川京龙光电科技有限公司 | Automatic streamline testing light box without light source backlight |
-
2017
- 2017-08-08 CN CN201720984478.1U patent/CN207007737U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534717A (en) * | 2018-04-10 | 2018-09-14 | 安徽利珀科技有限公司 | A kind of light guide plate positive and negative detection device and system |
| CN113252312A (en) * | 2021-05-12 | 2021-08-13 | 四川京龙光电科技有限公司 | Automatic streamline testing light box without light source backlight |
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