CN208059790U - Guide-lighting board checking device - Google Patents
Guide-lighting board checking device Download PDFInfo
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- CN208059790U CN208059790U CN201820440177.7U CN201820440177U CN208059790U CN 208059790 U CN208059790 U CN 208059790U CN 201820440177 U CN201820440177 U CN 201820440177U CN 208059790 U CN208059790 U CN 208059790U
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- guide plate
- light guide
- processor
- image
- board checking
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Abstract
The utility model is related to a kind of guide-lighting board checking devices, including：Transmission device, for transmitting the light guide plate；Sensing device, the sensing device are used to send signal after detecting that the light guide plate reaches designated position；Processor, for receiving the signal and sending control signal；Image collecting device, for receiving the image for controlling signal and acquiring the light guide plate incidence surface；The processor receives the transmission of the image and the control transmission device of the collected light guide plate incidence surface of described image harvester；The processor judges whether the light guide plate received is non-defective unit, if the light guide plate is non-defective unit, the processor, which controls the transmission device, to be continued to transmit the light guide plate.Above-mentioned leaded light board checking device is by being arranged sensing device and image collecting device, and the image of each light guide plate incidence surface, then detects, reduce the leakage of detection in automatic collection producing line.And the fast precision of recognition speed of processor is high, improves work efficiency.
Description
Technical field
The utility model is related to detection devices, more particularly to guide-lighting board checking device.
Background technology
It is lower and lower with the price of display, LED numbers can be reduced to reduce cost, thus bring leaded light
The firefly phenomenon of plate.In order to solve the firefly phenomenon of light guide plate, end face processing is carried out in the incidence surface of light guide plate.End face adds
The size of the micro-structure of work reaches micron order, needs to test after processing.
The mode of traditional inspection light guide plate end face structure is, in processing, to need that number manually is fixed to light guide plate
The sampling observation of amount.
During realizing traditional technology, it is found by the applicant that：
It is non-defective unit that whole processed goods can not be ensured all by, which being inspected by random samples to light guide plate, will produce detection leakage, and artificial sampling observation
Efficiency it is low.
Utility model content
Based on this, it is necessary to for the low problem of artificial sampling observation efficiency, provide a kind of guide-lighting board checking device.
A kind of leaded light board checking device, including：
Transmission device, for transmitting the light guide plate；
Sensing device, is located at the side of transmission device, and the sensing device is used to detect that light guide plate arrival refers to
Positioning postpones transmission signal；
Processor is communicated to connect with the sensing device, for receiving the signal and sending control signal；
Image collecting device is connect with the processor communication, for receiving the control signal and acquiring the leaded light
The image of plate incidence surface；
The processor receives the image of the collected light guide plate incidence surface of described image harvester and judges institute
State whether light guide plate is non-defective unit, if the light guide plate is non-defective unit, the processor, which controls the transmission device, to be continued described in transmission
Light guide plate.
After above-mentioned leaded light board checking device is by being arranged sensing device by automatic sensing light guide plate arrival designated position, touch
Image, is then sent in processor by the image for sending out image acquisition device light guide plate, and whether detection light guide plate is non-defective unit.
A light guide plate is often put into, processor can all be identified light guide plate detection, significantly reduce the leakage of artificial detection.And
The fast precision of processor recognition speed is high, improves production efficiency.
Further include warning device in one of the embodiments, the warning device is connected to the processor, and is used for
When the processor detects that the light guide plate is defective products alarm.
In one of the embodiments, when the processor detects that the light guide plate is defective products, the processor
The transmission device is controlled to stop.
The sensing device sends arteries and veins after detecting that the light guide plate reaches designated position in one of the embodiments,
Signal is rushed, processor, which receives the pulse signal and controls the transmission device, to be stopped.
The designated position is covered by transmission device by the acquisition range of image collecting device in one of the embodiments,
The position of lid.
The processor is preset with the dimensional parameters of the micro-structure of non-defective unit light guide plate incidence surface in one of the embodiments,
Range, whether the size of the micro-structure of the incidence surface for the light guide plate that the processor is received by judgement is in the size
Parameter area judges whether the light guide plate is non-defective unit.
The processor includes comparator in one of the embodiments, for by image acquisition device to lead
The dimensional parameters of tabula rasa incidence surface micro-structure are compared with pre-set dimension parameter.
Described image harvester includes any one in camera, video camera in one of the embodiments,.
The sensing device includes any one in infrared sensor, radar sensor in one of the embodiments,
Kind.
The transmission device includes driving motor in one of the embodiments, and the processor is by controlling the drive
Dynamic motor controls the transmission device in turn.
Description of the drawings
Fig. 1 is guide-lighting board checking device schematic diagram provided by the present application；
Fig. 2 is light guide plate structure of the detecting device figure provided by the present application.
Wherein：
110 transmission device, 220 CCD camera
120 sensing device, 230 conveyer belt
130 processor, 240 alarm
140 image collecting device, 250 hot-press equipment
150 warning device, 260 light guide plate
210 infrared sensors
Specific implementation mode
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, below in conjunction with the accompanying drawings to this
The specific implementation mode of utility model is described in detail.Elaborate many details in order to abundant in the following description
Understand the utility model.But the utility model can be much to implement different from other manner described here, this field
Technical staff can do similar improvement without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific embodiment opened.
It should be noted that when element is referred to as " being set to " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not offered as being unique embodiment.
Fig. 1 is referred to, one embodiment of the application provides a kind of guide-lighting board checking device, including：Transmission device 110,
For transmitting light guide plate；Sensing device 120, for detecting whether light guide plate reaches designated position, if light guide plate reaches specific bit
It sets, sensing device 120 sends signal；Processor 130, for receive sensing device 120 transmission signal and send control signal；
Image collecting device 140, the control signal for receiving the transmission of processor 130, and acquire the image of light guide plate incidence surface.Image
Harvester 140 collects and the image of light guide plate incidence surface is sent to processor 130 after the image of light guide plate incidence surface.Place
Reason device 130 judges whether the light guide plate is non-defective unit according to the image of light guide plate incidence surface.If processor 130 judges the light guide plate and is
Non-defective unit, then processor 130 control transmission device continue transmit light guide plate.
Above-mentioned leaded light board checking device further includes warning device 150.When processor 130 judges light guide plate for defective products,
Processor 130 controls warning device 150 and alarms, and reminds operating personnel that defective products light guide plate is placed on recovery area.Above-mentioned leaded light
Board checking device is by being arranged sensing device and image collecting device, the figure of each light guide plate incidence surface in automatic collection producing line
Then picture detects, reduce the leakage of detection.And the fast precision of recognition speed of processor is high, improves work efficiency.
Sensing device 120 can be infrared sensor in one of the embodiments,.Infrared sensor is for detecting
The light guide plate sends a signal to processor 130 after reaching designated position.
Specifically, infrared sensor may be mounted at the side of transmission device 110.Infrared sensor emits red to light guide plate
Then outside line is received by the reflected infrared ray of light guide plate.It is connect according to the speed of infrared transmission and infrared ray from being emitted to
The time being subject to can calculate light guide plate to the distance of infrared sensor.When light guide plate reaches designated position range, infrared biography
Sensor sends a signal to processor 130.
Optionally, sensing device 120 can also be laser sensor, radar sensor, ultrasonic range finder etc., as long as energy
Detect the position of light guide plate.
Processor 130 can be computer in one of the embodiments, the signal for receiving the transmission of sensing device 120,
And the action of image collecting device and transmission device is controlled according to the signal.
Specifically, computer receives the pulse signal that infrared sensor is sent, and judge whether light guide plate reaches designated position.
If computer judges that light guide plate reaches designated position, computer sends a control signal to image collecting device 140, and controls transmission dress
110 are set to continue to transmit.
Preferably, computer receives the pulse signal that infrared sensor is sent, and judges whether light guide plate reaches designated position.
If computer judges that light guide plate reaches designated position, computer sends a control signal to image collecting device 140, and controls transmission dress
110 stoppings transmission transmission is set, so that image collecting device 140 collects the image of clearly light guide plate.
In one of the embodiments, designated position by image collecting device 140 the collected position range of energy.
Image collecting device 140 can be high speed camera, CCD (Charge-coupled in one of the embodiments,
Device, charge coupled cell) camera, video camera etc., as long as the image of light guide plate incidence surface can be collected.
Preferably, image collecting device 140 can be CCD camera.When CCD camera receives the control signal that computer is sent out
Afterwards, CCD camera starts, and acquires the image of light guide plate incidence surface, and the image of light guide plate incidence surface is then sent to processor
130。
Processor 130 receives the image of light guide plate incidence surface, and show that light guide plate is micro- according to pre-stored operation relation
The actual size of structure judges whether the light guide plate is non-defective unit.
Processor 130 is preset with the dimensional parameters of the micro-structure of non-defective unit light guide plate incidence surface in one of the embodiments,
Range.Whether the size of the micro-structure of the incidence surface for the light guide plate that processor 130 judges to receive by existing comparison algorithm
Judge whether light guide plate is non-defective unit in the dimensional parameters range.If the microstructure size of the light guide plate incidence surface received is pre-
If dimensional parameters within the scope of, then the light guide plate be non-defective unit.
Processor 130 includes comparator, the leaded light for arriving image acquisition device in one of the embodiments,
The dimensional parameters of plate incidence surface micro-structure are compared with pre-set dimension parameter.
If processor 130 judges light guide plate for defective products, processor 130 controls transmission device 110 and stops transmission, simultaneously
It controls warning device 150 to alarm, operating personnel is reminded to recycle light guide plate.If processor 130 judges that light guide plate for non-defective unit, is located
Reason device 130, which controls transmission device 110, to be continued to transmit.
Transmission device 110 includes driving motor in one of the embodiments,.Processor 130 is by driving the driving electric
Machine and then the start and stop for controlling transmission device 110.
The concrete application scene an of the embodiment of the present application is provided below：
Fig. 2 is referred to, current site is detection website, including infrared sensor 210, is arranged in the side of conveyer belt 230；
CCD camera 220 is set to the rear of infrared sensor 210；Alarm 240 is located at the conveyer belt other side.
A light guide plate 260 is put at the front end place of feeding intake.Light guide plate 260 moves forward under the transmission of conveyer belt 230.It is infrared
Sensor 210 emits infrared ray to light guide plate 260, and receives 260 reflected infrared ray of light guide plate, measures light guide plate 260
The distance between to infrared sensor 210, and send a signal to computer.When computer judges that light guide plate reaches adopting for CCD camera 220
When collecting range, computer sends a control signal to CCD camera 220, and controls conveyer belt 230 and stop transmission.CCD camera 220 receives
Control signal simultaneously starts, and the image of light guide plate incidence surface is acquired, then by the image transmitting of light guide plate incidence surface to computer.Computer
The size of light guide plate incidence surface micro-structure is measured, and by the size and preset non-defective unit light guide plate incidence surface microstructure size range
Compare.If the size of light guide plate incidence surface micro-structure, in preset size range, computer judges the light guide plate 260 to be good
Product, computer control conveyer belt 230 continue to transmit, light guide plate 260 are sent in hot-press equipment 250.If computer judges the leaded light
Plate 260 is defective products, then computer control alarm 240 is alarmed, and operating personnel is reminded to recycle light guide plate 260.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of leaded light board checking device, which is characterized in that including：
Transmission device, for transmitting the light guide plate；
Sensing device, is located at the side of transmission device, and the sensing device is used to detect the light guide plate arrival specific bit
Postpone transmission signal；
Processor is communicated to connect with the sensing device, for receiving the signal and sending control signal；
Image collecting device is connect with the processor communication, is entered for receiving the control signal and acquiring the light guide plate
The image of smooth surface；
The processor receives leads described in the image of the collected light guide plate incidence surface of described image harvester and judgement
Whether tabula rasa is non-defective unit, if the light guide plate is non-defective unit, the processor, which controls the transmission device, to be continued to transmit the leaded light
Plate.
2. leaded light board checking device according to claim 1, which is characterized in that further include warning device, the alarm dress
It sets and is connected to the processor, for detecting that the light guide plate is defective products alarm when the processor.
3. leaded light board checking device according to claim 2, which is characterized in that when the processor detects the leaded light
When plate is defective products, the processor, which controls the transmission device, to be stopped.
4. leaded light board checking device according to claim 1, which is characterized in that the sensing device is detecting described lead
Tabula rasa sends pulse signal after reaching designated position, and processor, which receives the signal and controls the transmission device, to be stopped.
5. leaded light board checking device according to claim 1 or 4, which is characterized in that the designated position is transmission device
The position covered by the acquisition range of image collecting device.
6. leaded light board checking device according to claim 4, which is characterized in that the processor is preset with non-defective unit light guide plate
The dimensional parameters range of the micro-structure of incidence surface, the processor are micro- by the incidence surface of the light guide plate that judges to receive
Whether the size of structure judges whether the light guide plate is non-defective unit in the dimensional parameters range.
7. leaded light board checking device according to claim 6, which is characterized in that the processor includes comparator, is used for
By image acquisition device to light guide plate incidence surface micro-structure dimensional parameters compared with pre-set dimension parameter.
8. leaded light board checking device according to claim 1, which is characterized in that described image harvester includes photograph
Any one in machine, video camera.
9. leaded light board checking device according to claim 1, which is characterized in that the sensing device includes infrared sensing
Any one in device, radar sensor.
10. leaded light board checking device according to claim 1, which is characterized in that the transmission device includes driving motor,
The processor controls the transmission device by controlling the driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820440177.7U CN208059790U (en) | 2018-03-29 | 2018-03-29 | Guide-lighting board checking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820440177.7U CN208059790U (en) | 2018-03-29 | 2018-03-29 | Guide-lighting board checking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208059790U true CN208059790U (en) | 2018-11-06 |
Family
ID=63987244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820440177.7U Active CN208059790U (en) | 2018-03-29 | 2018-03-29 | Guide-lighting board checking device |
Country Status (1)
| Country | Link |
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| CN (1) | CN208059790U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113867246A (en) * | 2020-06-30 | 2021-12-31 | 北京福田康明斯发动机有限公司 | Processing line mistake proofing system, processing line mistake proofing method, storage medium, electronic device and production line |
| CN114323579A (en) * | 2021-12-15 | 2022-04-12 | 东莞精贸五金塑胶有限公司 | Transparent light guide member heterochromatic automatic detection method |
-
2018
- 2018-03-29 CN CN201820440177.7U patent/CN208059790U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113867246A (en) * | 2020-06-30 | 2021-12-31 | 北京福田康明斯发动机有限公司 | Processing line mistake proofing system, processing line mistake proofing method, storage medium, electronic device and production line |
| CN114323579A (en) * | 2021-12-15 | 2022-04-12 | 东莞精贸五金塑胶有限公司 | Transparent light guide member heterochromatic automatic detection method |
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