CN213456710U - Touch-sensitive screen ITO membrane roughness defect detection device - Google Patents
Touch-sensitive screen ITO membrane roughness defect detection device Download PDFInfo
- Publication number
- CN213456710U CN213456710U CN202022261219.0U CN202022261219U CN213456710U CN 213456710 U CN213456710 U CN 213456710U CN 202022261219 U CN202022261219 U CN 202022261219U CN 213456710 U CN213456710 U CN 213456710U
- Authority
- CN
- China
- Prior art keywords
- ito film
- side wall
- fixed
- conveying device
- camera bellows
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The utility model discloses a touch-sensitive screen ITO membrane roughness defect detecting device relates to detection device technical field. The utility model discloses a structure includes box, support, slat, camera bellows, emission module, receiving module, be provided with a conveyer and No. two conveyers in the lateral wall recess of box top, the bottom mounting of support and camera bellows is on the lateral wall of box top, fixed right motor on the lateral wall behind the support, a motor front end is fixed with the lead screw No. two, respectively fixed a slat under two movable blocks on the lead screw, respectively be provided with two light door in the camera bellows clearance space, it is fixed through the connecting rod on two light door tops, No. two electric putter bottoms in the camera bellows roof are fixed with the connecting rod, emission module fixes in camera bellows clearance back lateral wall recess, receiving module sets up in camera bellows clearance space front side wall recess. The utility model discloses can send into the ITO membrane accuracy on the detection position, and avoid external light source to disturb.
Description
Technical Field
The utility model relates to a detection device technical field especially relates to a touch-sensitive screen ITO membrane irregularity defect detecting device.
Background
The ITO thin film is an n-type semiconductor material, and has high electrical conductivity, high visible light transmittance, high mechanical hardness, and good chemical stability. It is the most commonly used thin film material for transparent electrodes of liquid crystal displays, plasma displays, electroluminescent displays, touch screens, solar cells and other electronic instruments. During processing and production of the ITO film, the ITO film is uneven and torn due to misoperation, and the performance of the ITO film is directly influenced, so that detection is needed after processing and production. The detection device in the prior art can collect optical image information of the ITO film by using an optical principle, and then analyze the optical image information by using image recognition software in a computer. Because of using the optical principle, the requirement for the detection environment and the position of the ITO film is higher, and the detection device in the prior art does not limit the detection environment and the position of the ITO film.
Accordingly, one skilled in the art provides a subject to solve the problems set forth in the background above.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the prior art is overcome and the restriction is not made to measuring environment and ITO film position.
In order to solve the above technical problems, the utility model provides a touch screen ITO film unevenness defect detecting device, which comprises,
the box body is of a cuboid structure, a first conveying device is arranged in a groove on the top side wall of the left part of the box body, a second conveying device is arranged in a groove on the top side wall of the right part of the box body, and the box body plays a role in integral support;
the limiting structure comprises a support, the support is of an inverted U-shaped plate structure, the bottom end of the support is fixed on the top side wall of the box body and longitudinally spans a first conveying device, a right first motor is fixed on the rear side wall of the support, a first lead screw is arranged between two vertical plates of the support, the front end of a rotor of the first motor is fixedly connected with the first lead screw, the pitches of a first half section of thread and a second half section of thread of the first lead screw are equal and opposite in direction, a right moving block is sleeved on each of the first half section of thread and the second half section of thread, and the first motor drives the first lead screw to rotate so that the two moving blocks move in the opposite direction or in the opposite direction; the ITO film conveying device comprises slats, a conveying device and a conveying device, wherein the slats are of a bent rectangular plate-shaped structure, the slats are symmetrically arranged in the front and back direction, the left part distance of the two slats is larger than the right part distance, the right ends of the two slats are respectively fixed with two moving blocks, the ITO film is conveyed rightwards by the first conveying device, the ITO film moves to the middle part of the first conveying device along the slats, and the front edge and the back edge of the ITO film are parallel to the conveying direction;
the detection structure comprises a camera bellows, wherein the camera bellows is of an inverted U-shaped block structure, the bottom end of the camera bellows is fixed on the top side wall of a box body and longitudinally spans a second conveying device, a rectangular light-isolating door is respectively arranged in a groove on the top wall of the left end part of a gap space of the camera bellows, the top ends of the two light-isolating doors are fixedly connected through a connecting rod, a second electric push rod is fixed in the top side wall of the camera bellows, the bottom end of the second electric push rod is fixedly connected with the connecting rod, the second electric push rod extends to drive the connecting rod to move downwards, the connecting rod drives the two light-isolating doors to move downwards until the bottom ends of the light-isolating doors are contacted with the second conveying device, and the light-isolating doors seal the gap space of the camera bellows and prevent an external light source from influencing the detection; the transmitting module structurally comprises a narrow-band light source, a collimator, a polarizer and a phase retarder, the transmitting module is fixed in a groove in the rear side wall of the dark box gap, the front end of the transmitting module is inclined downwards, and the transmitting module irradiates parallel light beams on an ITO film on the second conveying device; the receiving module is arranged in a groove on the front side wall of the dark box gap space, the rear end of the receiving module is inclined downwards, and the receiving module receives light beams reflected by the ITO film and images through the characteristics of the light beams to detect whether flaws exist on the ITO film or not.
As a further aspect of the present invention: the front edge part, the rear edge part and the top edge part of the light-proof door are inserted into the side wall groove of the camera bellows gap space to prevent an external light source from entering the camera bellows gap from the gap.
As a further aspect of the present invention: an electric push rod is fixed in a through hole in the top side wall of the right portion of the support, a baffle is fixed at the bottom end of the electric push rod, the electric push rod extends to drive the baffle to move downwards to a conveying device, the baffle blocks an ITO film to be detected on the left side of the conveying device, and the position of the baffle serves as a delivery inspection point, so that the ITO film can be conveniently and accurately conveyed into a camera bellows gap.
As a further aspect of the present invention: the front edge part and the rear edge part of the baffle are inserted into the grooves of the bracket, so that the baffle is prevented from inclining when moving up and down.
As a further aspect of the present invention: a patch type pressure sensor is arranged on the left side wall of the bottom of the baffle, when the first conveying device conveys the ITO film to the baffle, the pressure sensor senses the pressure of the ITO film, and the first conveying device stops conveying.
Be provided with the containing box in the box roof recess on No. two conveyer right sides, the containing box is cuboid cell body structure, and separates and be a rear side groove and a front side groove No. two, No. two conveyer convey qualified ITO membrane to the groove No. one, convey unqualified ITO membrane to the groove No. two.
As a further aspect of the present invention: the motor II is fixed on the top side wall of the front portion of the box body on the right side of the containing box, a lead screw II is fixed at the rear end of a rotor of the motor II, a moving block is sleeved on the lead screw II and fixed with the containing box, and the motor II drives the lead screw II to rotate, so that the moving block slides back and forth along the lead screw II to drive the containing box to slide back and forth.
As a further aspect of the present invention: the camera bellows is characterized in that a control panel is arranged in a groove in the front side wall of the camera bellows, image processing software is arranged in the control panel, the control panel is electrically connected with the transmitting module, the receiving module, the first transmitting device, the second transmitting device, the pressure sensor, the electric push rod and the motor, and the control panel is convenient for the control device to operate.
The utility model has the advantages that:
(1) the utility model discloses set up limit structure, during the use, a conveyer conveys the ITO membrane to the right, and a motor drive lead screw rotates for two movable blocks remove in opposite directions, in order to drive two slat remove in opposite directions, and the ITO membrane removes to a conveyer's middle part along the slat, and the limit is parallel with direction of transfer around and. The utility model discloses can send into the ITO membrane accuracy on the detection position.
(2) The utility model discloses set up the detection structure, the conveyer of the first number sends the ITO membrane into the conveyer of the second number, the conveyer of the second number sends the ITO membrane into the camera bellows clearance, the electric promotion of the second number extends the drive connecting rod and moves down, the connecting rod drives two light-proof doors and moves down, until the bottom of light-proof door contacts with the conveyer of the second number, the light-proof door seals camera bellows clearance space; the emitting module irradiates the parallel light beams on the ITO film on the second conveying device; the receiving module receives the light beam reflected by the ITO film and images through the characteristics of the light beam to detect whether the ITO film has flaws. The utility model discloses avoid external light source to disturb.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a schematic top view of the present invention.
Wherein: the device comprises a box body 10, a first conveying device 11, a second conveying device 12, a support 13, a camera bellows 14, a first motor 15, a first screw rod 16, a ribbon board 17, a baffle 18, a first electric push rod 19, a transmitting module 20, a receiving module 21, a light isolation door 22, a connecting rod 23, a second electric push rod 24, a storage box 25, a first groove 26, a second groove 27, a second motor 28, a second screw rod 29 and a control panel 30.
Detailed Description
The structure of the touch screen ITO film unevenness defect detecting device provided by this embodiment is shown in fig. 1-2, which includes,
the box body 10 is of a cuboid structure, a first conveying device 11 is arranged in a groove on the left top side wall of the box body 10, a second conveying device 12 is arranged in a groove on the right top side wall of the box body 10, and the box body 10 plays a role in integral supporting;
the limiting structure comprises a bracket 13, wherein the bracket 13 is of an inverted U-shaped plate structure, the bottom end of the bracket 13 is fixed on the top side wall of the box body 10 and longitudinally spans a first conveying device 11, a right first motor 15 is fixed on the rear side wall of the bracket 13, a first lead screw 16 is arranged between two vertical plates of the bracket 13, the front end of a rotor of the first motor 15 is fixedly connected with the first lead screw 16, the screw pitches of a first half section of screw thread and a second half section of screw thread of the first lead screw 16 are equal and have opposite directions, a right moving block is sleeved on each of the first half section of screw thread and the second half section of screw thread, and the first motor 15 drives the first lead screw 16 to rotate so that the two moving blocks move in opposite directions or opposite directions; the ITO film conveying device comprises laths 17, wherein the laths 17 are of a bent rectangular plate-shaped structure, two laths 17 are symmetrically arranged in the front-back direction, the left part distance of the two laths 17 is larger than the right part distance, the right ends of the two laths 17 are respectively fixed with two moving blocks, the ITO film is conveyed to the right by the first conveying device 11, the ITO film moves to the middle part of the first conveying device 11 along the laths 17, and the front side and the back side of the ITO film are parallel to the conveying direction;
the detection structure comprises a black box 14, wherein the black box 14 is of an inverted U-shaped block structure, the bottom end of the black box 14 is fixed on the top side wall of a box body 10 and longitudinally spans a second conveying device 12, a rectangular light-isolating door 22 is respectively arranged in a groove of the top wall of the left end part of a gap space of the black box 14, the top ends of the two light-isolating doors 22 are fixedly connected through a connecting rod 23, a second electric push rod 24 is fixed in the top side wall of the black box 14, the bottom end of the second electric push rod 24 is fixedly connected with the connecting rod 23, the second electric push rod 24 extends to drive the connecting rod 23 to move downwards, the connecting rod 23 drives the two light-isolating doors 22 to move downwards until the bottom end of the light-isolating door 22 is contacted with the second conveying device 12, and the light-isolating doors 22 seal the gap space of the black box 14 to prevent an external light source from influencing the detection structure; the structure of the transmitting module 20 comprises a narrow-band light source, a collimator, a polarizer and a phase retarder, the transmitting module 20 is fixed in a groove on the rear side wall of a gap of the dark box 14, the front end of the transmitting module is inclined downwards, and the transmitting module 20 irradiates parallel light beams on an ITO film on the second conveying device 12; the receiving module 21 structurally comprises an analyzer, an imaging lens and a detector, the receiving module 21 is arranged in a groove in the front side wall of a gap space of the camera bellows 14, the rear end of the receiving module is inclined downwards, and the receiving module 21 receives light beams reflected by the ITO film and images through the characteristics of the light beams to detect whether flaws exist on the ITO film or not.
The front and rear edge portions, and the top edge portion of the light-blocking door 22 are inserted into the side wall grooves of the gap space of the dark box 14 to prevent the external light source from entering the gap of the dark box 14 through the gap.
A first electric push rod 19 is fixed in a through hole in the top side wall of the right portion of the support 13, a baffle 18 is fixed at the bottom end of the first electric push rod 19, the first electric push rod 19 extends to drive the baffle 18 to move downwards to the first conveying device 11, the baffle 18 blocks the ITO film to be detected on the left side of the first conveying device 11, and the position of the baffle serves as a sending and detecting point, so that the ITO film can be conveniently and accurately sent into a gap of the camera bellows 14.
The front and rear edge portions of the baffle plate 18 are inserted into the grooves of the bracket 13 to prevent the baffle plate 18 from tilting when moving up and down.
A patch type pressure sensor is arranged on the left side wall of the bottom of the baffle 18, when the first conveying device 11 conveys the ITO film to the baffle, the pressure sensor senses the pressure of the ITO film, and the first conveying device 11 stops conveying.
Be provided with containing box 25 in the box 10 roof recess on No. two conveyer 12 right sides, containing box 25 is cuboid cell body structure, and separates and be No. 26 grooves of rear side and No. 27 grooves of front side, No. two conveyer 12 convey qualified ITO membrane to No. 26 grooves, convey unqualified ITO membrane to No. two grooves 27.
A second motor 28 is fixed on the top side wall of the front portion of the box body 10 on the right side of the containing box 25, a second lead screw 29 is fixed at the rear end of a rotor of the second motor 28, a moving block is sleeved on the second lead screw 29 and fixed with the containing box 25, and the second motor 28 drives the second lead screw 29 to rotate, so that the moving block slides back and forth along the second lead screw 29 to drive the containing box 25 to slide back and forth.
A control panel 30 is arranged in a groove in the front side wall of the camera bellows 14, image processing software is arranged in the control panel 30, the control panel is electrically connected with the transmitting module 20, the receiving module 21, the first conveying device 11, the second conveying device 12, the pressure sensor, the electric push rod and the motor, and the control panel 30 is convenient for the control device to operate.
The utility model discloses a theory of operation: when the ITO film conveying device is used, the ITO film is conveyed to the right by the first conveying device 11, the first motor 15 drives the first lead screw 16 to rotate, so that the two moving blocks move oppositely to drive the two ribbon boards 17 to move oppositely, the ITO film moves to the middle part of the first conveying device 11 along the ribbon boards 17, and the front edge and the rear edge are parallel to the conveying direction; the first conveying device 11 sends the ITO film into the second conveying device 12, the second conveying device 12 sends the ITO film into a gap of the dark box 14, the second electric push 24 extends to drive the connecting rod 23 to move downwards, the connecting rod 23 drives the two light-isolating doors 22 to move downwards until the bottom ends of the light-isolating doors 22 are contacted with the second conveying device 12, and the light-isolating doors 22 seal the gap space of the dark box 14; the emitting module 20 irradiates parallel light beams on the ITO film on the second conveying device 12; the receiving module 21 receives the light beam reflected by the ITO film and images through the characteristics of the light beam to detect whether there is a defect on the ITO film. The utility model discloses can send into the ITO membrane accuracy on the detection position, and avoid external light source to disturb.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A device for detecting unevenness defects of an ITO film of a touch screen is characterized by comprising,
the box body (10) is of a cuboid structure, a first conveying device (11) is arranged in a groove of the top side wall of the left part of the box body (10), a second conveying device (12) is arranged in a groove of the top side wall of the right part of the box body (10), and the box body (10) plays a role in integral supporting;
the limiting structure comprises a support (13), the support (13) is of an inverted U-shaped plate structure, the bottom end of the support (13) is fixed on the top side wall of a box body (10), a first transmission device (11) is longitudinally spanned, a right first motor (15) is fixed on the rear side wall of the support (13), a first lead screw (16) is arranged between two vertical plates of the support (13), the front end of a rotor of the first motor (15) is fixedly connected with the first lead screw (16), the screw pitches of a first half section of screw thread and a second half section of screw thread of the first lead screw (16) are equal and opposite in direction, a right moving block is sleeved on each of the first half section of screw thread and the second half section of screw thread, and the first motor (15) drives the first lead screw (16) to rotate so that the two moving blocks move in opposite directions or opposite directions; the ITO film transfer device comprises laths (17), wherein the laths (17) are of a bent rectangular plate-shaped structure, two laths (17) are symmetrically arranged in front and back, the left part interval of the two laths (17) is larger than the right part interval, the right ends of the two laths (17) are respectively fixed with two moving blocks, the ITO film is transferred to the right by the first transfer device (11), the ITO film moves to the middle part of the first transfer device (11) along the laths (17), and the front edge and the back edge of the ITO film are parallel to the transfer direction;
the detection structure comprises a black box (14), wherein the black box (14) is of an inverted U-shaped block structure, the bottom end of the black box (14) is fixed on the top side wall of a box body (10), and longitudinally spans a second conveying device (12), a rectangular light-isolating door (22) is respectively arranged in a groove of the top wall of the left end part of a gap space of the black box (14), the top ends of the two light-isolating doors (22) are fixedly connected through a connecting rod (23), a second electric push rod (24) is fixed in the top side wall of the black box (14), the bottom end of the second electric push rod (24) is fixedly connected with the connecting rod (23), the second electric push rod (24) extends to drive the connecting rod (23) to move downwards, the connecting rod (23) drives the two light-isolating doors (22) to move downwards until the bottom end of the light-isolating doors (22) is contacted with the second conveying device (12), and the light-isolating doors (22) seal the gap space of the black box (14), preventing an external light source from affecting the detection structure; the structure of the emission module (20) comprises a narrow-band light source, a collimator, a polarizer and a phase retarder, the emission module (20) is fixed in a groove in the rear side wall of a gap of the dark box (14), the front end of the emission module is inclined downwards, and the emission module (20) irradiates parallel light beams on an ITO film on the second conveying device (12); the receiving module (21) structurally comprises an analyzer, an imaging lens and a detector, the receiving module (21) is arranged in a groove in the front side wall of a gap space of the dark box (14), the rear end of the receiving module is inclined downwards, the receiving module (21) receives light beams reflected by the ITO film and images through the characteristics of the light beams to detect whether flaws exist on the ITO film or not.
2. The device for detecting the unevenness defect of the ITO film of the touch screen according to claim 1, wherein: the front and rear edge parts and the top edge part of the light-proof door (22) are inserted into the side wall groove of the clearance space of the camera bellows (14) to prevent an external light source from entering the clearance of the camera bellows (14) from a gap.
3. The device for detecting the unevenness defect of the ITO film of the touch screen according to claim 1, wherein: an electric push rod (19) is fixed in a through hole in the top side wall of the right portion of the support (13), a baffle (18) is fixed at the bottom end of the electric push rod (19), the electric push rod (19) extends to drive the baffle (18) to move downwards to the first conveying device (11), the baffle (18) blocks the ITO film to be detected on the left side of the first conveying device (11), the position of the baffle serves as a sending and detecting point, and the ITO film can be conveniently and accurately sent into a gap of the camera bellows (14).
4. The device for detecting the unevenness defect of the ITO film of the touch screen according to claim 3, wherein: the front edge part and the rear edge part of the baffle plate (18) are inserted into the grooves of the bracket (13) to prevent the baffle plate (18) from inclining when moving up and down.
5. The device for detecting the unevenness defect of the ITO film of the touch screen according to claim 3, wherein: a patch type pressure sensor is arranged on the left side wall of the bottom of the baffle (18), when the first conveying device (11) conveys the ITO film to the baffle, the pressure sensor senses the pressure of the ITO film, and the first conveying device (11) stops conveying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022261219.0U CN213456710U (en) | 2020-10-12 | 2020-10-12 | Touch-sensitive screen ITO membrane roughness defect detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022261219.0U CN213456710U (en) | 2020-10-12 | 2020-10-12 | Touch-sensitive screen ITO membrane roughness defect detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213456710U true CN213456710U (en) | 2021-06-15 |
Family
ID=76290357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022261219.0U Active CN213456710U (en) | 2020-10-12 | 2020-10-12 | Touch-sensitive screen ITO membrane roughness defect detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213456710U (en) |
-
2020
- 2020-10-12 CN CN202022261219.0U patent/CN213456710U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101507503B1 (en) | Display device | |
| KR101441309B1 (en) | Display system | |
| KR101277951B1 (en) | Display Device | |
| US20110273631A1 (en) | Lighting device, display device and television receiver | |
| CN105445972B (en) | Probe moving device | |
| US20180348958A1 (en) | Touch display panel and display device | |
| WO2016155438A1 (en) | Electronic detection apparatus | |
| KR20100095078A (en) | Detection apparatus for particle on the glass and detection method using the same | |
| CN102830129B (en) | Quick high-definition digitalized recording device for ray detection negative film for welded joints of pressure-bearing equipment | |
| CN103032838B (en) | Fixing device and detection system | |
| US9709506B2 (en) | Substrate damage inspection apparatus, production system and inspection method | |
| CN108628015B (en) | Detection device, detection method thereof and detection equipment | |
| JP2007094096A (en) | Liquid crystal device, light emission system, and electronic equipment | |
| JP7276785B2 (en) | Edge-type backlight module, liquid crystal display device, and optical inspection method for backlight | |
| CN105372245A (en) | Keyboard thin film detecting equipment | |
| CN213456710U (en) | Touch-sensitive screen ITO membrane roughness defect detection device | |
| KR101391840B1 (en) | Pixel array tester for organic light emitting diode pannel and method for the array testing | |
| CN109612385A (en) | A kind of four station turnplate formula test devices | |
| JP2004239896A (en) | Electron beam liquid crystal inspection device and method | |
| CN203825705U (en) | Thin sheet detecting apparatus and image retrieving apparatus | |
| CN202869999U (en) | Rapid high-definition digital input apparatus of radiographic inspection negative films for welding lines of pressure-bearing type devices | |
| CN103996237B (en) | Sheet detection device and image reading device | |
| CN115692447A (en) | Flat panel detector and imaging system | |
| KR20140005766U (en) | Automatic optical inspection equipment | |
| CN102609196A (en) | Image display control device and image display control method for portable electronic device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |