CN106680208A - Detection mechanism provided with BOWL light source cooperating with strip light sources on periphery for AOI visual detection - Google Patents
Detection mechanism provided with BOWL light source cooperating with strip light sources on periphery for AOI visual detection Download PDFInfo
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- CN106680208A CN106680208A CN201710158803.3A CN201710158803A CN106680208A CN 106680208 A CN106680208 A CN 106680208A CN 201710158803 A CN201710158803 A CN 201710158803A CN 106680208 A CN106680208 A CN 106680208A
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- ccd camera
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8806—Specially adapted optical and illumination features
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- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The invention discloses a detection mechanism provided with BOWL light source cooperating with strip light sources on the periphery for AOI visual detection. The detection mechanism comprises a bracket, the BOWL light source and CCD cameras, wherein the bracket is provided with a detection area, and the strip light sources used for emitting light to the detection area are arranged on the periphery of the detection area of the bracket; the CCD cameras comprise a front view angle CCD camera located right above the detection area and a side view angle CCD camera located on the side surface of the detection area; a vertical sliding mechanism is arranged between the bracket and each of the front view angle CCD camera, the side view angle CCD camera and the BOWL light source, and the height of each of the front view angle CCD camera, the side view angle CCD camera and the BOWL light source can be vertically adjusted relative to the bracket through the vertical sliding mechanism. The detection mechanism can solve the problem of insufficient and non-uniform light emission during AOI visual appearance detection, pictures shot by the CCD cameras are of higher quality due to good light emission effect, and result determination of AOI visual appearance detection is more accurate.
Description
Technical field
The present invention relates to AOI field of visual inspection, more particularly to a kind of testing agency of AOI vision-based detection.
Background technology
Testing agency in existing AOI vision inspection apparatus, it is relatively single, all it is that the light source for carrying out electric filament lamp is supplemented, its
Cannot solve the problems, such as that polishing is insufficient, uneven when the detection of AOI visual appearances is carried out.And due to polishing effect it is poor, CCD phases
The photographic quality that machine (ccd image sensor) is taken is not high, then cannot be accurate in the result judgement for carrying out AOI visual appearance detections
Really.
The content of the invention
The present invention seeks to：A kind of AOI vision-based detection BOWL light source is provided with surrounding bar light detecting mechanism, be can solve the problem that
Carry out AOI visual appearances detect when insufficient, the uneven problem of polishing, and due to polishing effect it is good, the photograph that CCD camera is taken
Piece just more high-quality, then just more accurate to the result judgement of AOI visual appearances detection.
The technical scheme is that：A kind of AOI vision-based detection BOWL light source match somebody with somebody surrounding bar light detecting mechanism, including
Frame, BOWL light sources and CCD camera, have detection zone on the support, the support is respectively equipped with the surrounding of detection zone
For towards the strip source of detection zone polishing, the CCD camera to include being located at the positive visual angle CCD camera directly over detection zone
And positioned at the side-looking angle CCD camera of detection zone side, the BOWL light sources are located at lower section, the detection zone of positive visual angle CCD camera
The top in domain, above-mentioned positive visual angle CCD camera, side-looking angle CCD camera, between BOWL light sources and support is respectively equipped with the machine of sliding up and down
Structure, the positive visual angle CCD camera, side-looking angle CCD camera and BOWL light sources can opposite brackets by corresponding up-down slide mechanism
Height up and down.
The concrete structure of the up-down slide mechanism is：The up-down slide mechanism includes two be installed on support puts down
Row arrangement longitudinal slide rail, be slidably matched with longitudinal slide rail respectively sliding shoe, between two longitudinal slide rails and can it is relative prop up
Longitudinal screw mandrel and the nut with longitudinal screw mandrel cooperation that frame is rotated, the lower end of the longitudinal screw mandrel has adjusting knob, described
Positive visual angle CCD camera, side-looking angle CCD camera and BOWL light sources are installed on corresponding up-down slide mechanism by sliding seat respectively
On slide block, sliding seat is connected with corresponding nut, and positive visual angle CCD camera, side-looking angle CCD camera and/or BOWL light sources are needed
When adjusting height, the adjusting knob of corresponding up-down slide mechanism is rotated, adjusting knob drives longitudinal screw mandrel to rotate, so as to drive
Nut and sliding seat height up and down.
Further, for adjust BOWL light source heights up-down slide mechanism longitudinal screw mandrel with for adjusting positive visual angle
The longitudinal screw mandrel of the up-down slide mechanism of the height of CCD camera is the same filament bar, and is controlled by same adjusting knob.
The concrete structure of the positive visual angle CCD camera is：The positive visual angle CCD camera include CCD camera body, can be relative
The intermediate support of sliding seat left and right adjusting and can install with respect to the fixed mount adjusted before and after intermediate support, the CCD camera body
On fixed mount.The intermediate support is opening U-shaped support forward, and the middle part traversing section of U-shaped support has left and right to extension
The first chute, the both sides of U-shaped support have front the second rearwardly extending chute, and the intermediate support passes through the first locking piece
Lock through the first chute thereon and sliding seat, when the first locking piece is unscrewed, intermediate support is adjusted manually and is capable of achieving just
The left and right adjustment of visual angle CCD camera；The intermediate support is locked through the second chute thereon by the second locking piece with fixed mount
It is fixed, when the second locking piece is unscrewed, fixed mount is adjusted manually and is capable of achieving to face adjusting in front and back for angle CCD camera.
The concrete structure of side-looking angle CCD camera is：Side-looking angle CCD camera include CCD camera body, can be relative
The bracing frame adjusted before and after sliding seat, the CCD camera body is arranged on bracing frame.Support frame as described above has front rearwardly extending
The 3rd chute, support frame as described above is locked by the 3rd locking piece through the 3rd chute and sliding seat thereon, when the 3rd locking
When part is unscrewed, bracing frame is adjusted manually and is capable of achieving adjusting in front and back for side-looking angle CCD camera.
The concrete mounting means of the strip source is：The support is respectively equipped with the surrounding of detection zone and supplies strip light
The mounting seat that source is installed, mounting seat include the stator that is fixed on support and can opposing stator adjust the support of height up and down
Plate, the strip source is arranged in corresponding gripper shoe.The stator is provided with the 4th chute of longitudinal extension, described
Fagging is locked through after perforation thereon and the 4th chute by the 4th locking piece with stator, when the 4th locking piece is unscrewed,
The height adjustment that gripper shoe is capable of achieving gripper shoe and strip source is adjusted manually.
The concrete mounting means of the BOWL light sources is：The BOWL light sources are sliding with corresponding by BOWL light sources installing plate
Dynamic seat is connected, and the BOWL light source installing plates are arranged on BOWL light sources lower section and open with correspondingly sized with the rim of a bowl of BOWL light sources
Mouthful.
Further, the testing agency also includes electric control cabinet, and the electric control cabinet is arranged on detection zone lower section.
It is an advantage of the invention that：The positive visual angle CCD camera of the present invention, side-looking angle CCD camera and BOWL light sources can be according to need
Carry out altitude mixture control, highly fine-tuning, and the fine setting around positive visual angle CCD camera can be carried out of strip source, side-looking
Angle CCD camera can carry out before and after fine setting, the present invention can solve the problem that to carry out polishing when AOI visual appearances are detected insufficient, no
Uniform problem, and due to polishing effect it is good, the photo that CCD camera is taken just more high-quality, then AOI visual appearances are detected
Result judgement it is just more accurate.
Description of the drawings
Below in conjunction with the accompanying drawings and embodiment the invention will be further described：
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of another angle of the invention.
Wherein：1 support；1-1 detection zones；
2 strip sources；
3 positive visual angle CCD cameras；3-1CCD camera bodies；3-2 intermediate supports；The chutes of 3-2-1 first；3-2-2 second is slided
Groove；3-3 fixed mounts；
4 side-looking angle CCD cameras；4-1CCD camera bodies；4-2 bracing frames；The chutes of 4-2-1 the 3rd；
5 up-down slide mechanisms；5-1 longitudinal slide rails；5-2 sliding shoes；5-3 longitudinal screw mandrels；5-4 adjusting knobs；
6 sliding seats；
7 mounting seats；7-1 stators；The chutes of 7-1-1 the 4th；7-2 gripper shoes；
9BOWL light sources；
10BOWL light source installing plates；10-1 is open.
Specific embodiment
Embodiment：As depicted in figs. 1 and 2, a kind of AOI vision-based detection BOWL light source matches somebody with somebody surrounding bar light detecting mechanism, including
Support 1, BOWL light sources 9 and CCD camera, have detection zone 1-1 on the support 1, the support 1 is in detection zone 1-1
Surrounding is respectively provided with the strip source 2 towards detection zone polishing, and the CCD camera includes being located at directly over detection zone
Positive visual angle CCD camera 3 and positioned at the side-looking angle CCD camera 4 of detection zone side, the BOWL light sources 9 are located at positive visual angle CCD phases
The lower section of machine 3, the top of detection zone 1-1, above-mentioned positive visual angle CCD camera 3, side-looking angle CCD camera 4, BOWL light sources 9 and support
Up-down slide mechanism 5 is respectively equipped between 1, the positive visual angle CCD camera 3, side-looking angle CCD camera 4 and BOWL light sources 9 pass through phase
The up-down slide mechanism 5 answered can the height up and down of opposite brackets 1.
The concrete structure of the up-down slide mechanism 5 is：The up-down slide mechanism 5 includes two be installed on support 1
Longitudinal slide rail 5-1 that bar is arranged in parallel, the sliding shoe 5-2 being slidably matched with longitudinal slide rail 5-1 respectively, positioned at two longitudinal slide rails 5-
Between 1 and can opposite brackets 1 rotate longitudinal screw mandrel 5-3 and with longitudinal screw mandrel 5-3 coordinate nut, the longitudinal screw mandrel
The lower end of 5-3 has adjusting knob 5-4, and the positive visual angle CCD camera 3, side-looking angle CCD camera 4 and BOWL light sources 9 pass through respectively
Sliding seat 6 is installed on the slide block 5-2 of corresponding up-down slide mechanism 5, and sliding seat 6 is connected with corresponding nut, faces
When angle CCD camera 3, side-looking angle CCD camera 4 and/or BOWL light sources 9 need to adjust height, corresponding up-down slide mechanism 5 is rotated
Adjusting knob 5-4, adjusting knob 5-4 drive longitudinal screw mandrel 5-3 to rotate, so as to drive nut and the height up and down of sliding seat 6.
In the present embodiment, for adjusting longitudinal screw mandrel 5-3 of the up-down slide mechanism 5 of the height of BOWL light sources 9 and being used to adjust positive visual angle
Longitudinal screw mandrel 5-3 of the up-down slide mechanism 5 of the height of CCD camera 3 is the same filament bar, and is controlled by same adjusting knob.
The concrete structure of the positive visual angle CCD camera 3 is：The positive visual angle CCD camera 3 include CCD camera body 3-1,
Can be with respect to the intermediate support 3-2 of the left and right adjusting of the sliding seat 6 and fixed mount 3-3 that can be adjusted before and after relative intermediate support 3-2, institute
State this 3-1 of CCD camera bodies to be arranged on fixed mount 3-3.The intermediate support 3-2 is opening U-shaped support forward, U-shaped support
Middle part traversing section there is left and right to the first chute 3-2-1 for extending, the both sides of U-shaped support have front rearwardly extending second
Chute 3-2-2, the intermediate support 3-2 are locked through the first chute 3-2-1 thereon by the first locking piece with sliding seat 6,
When the first locking piece is unscrewed, intermediate support 3-2 is adjusted manually and is capable of achieving to face the left and right adjustment of angle CCD camera 3；In described
Between support 3-2 locked through the second chute 3-2-2 and fixed mount 3-3 thereon by the second locking piece, when the rotation of the second locking piece
Song Shi, adjusts manually fixed mount 3-3 and is capable of achieving to face adjusting in front and back for angle CCD camera 3.
The concrete structure of side-looking angle CCD camera 4 is：Side-looking angle CCD camera 4 include CCD camera body 4-1,
Can be arranged on bracing frame 4-2 with respect to the bracing frame 4-2 adjusted before and after sliding seat 6, the CCD camera body 4-1.The support
Frame 4-2 has front the 3rd rearwardly extending chute 4-2-1, and support frame as described above 4-2 is by the 3rd locking piece through the 3rd thereon
Chute 4-2-1 is locked with sliding seat 6, when the 3rd locking piece is unscrewed, bracing frame 4-2 is adjusted manually and is capable of achieving side-looking angle CCD
Adjust before and after camera 4.
The concrete mounting means of the strip source is：The support 1 is respectively equipped with the surrounding of detection zone 1-1 and supplies bar
The mounting seat 7 that shape light source 2 is installed, mounting seat 7 include being fixed on stator 7-1 on support and can opposing stator 7-1 it is upper and lower
Gripper shoe 7-2 of adjustment height, the strip source 2 is arranged in corresponding gripper shoe 7-2.The stator 7-1 is provided with
4th chute 7-1-1 of longitudinal extension, gripper shoe 7-2 passes through the 4th locking piece through perforation thereon and the 4th chute 7-
Lock with stator 7-1 after 1, when the 4th locking piece is unscrewed, gripper shoe 7-2 is adjusted manually and is capable of achieving gripper shoe 7-2 and bar
The height adjustment of shape light source 2.
The concrete mounting means of the BOWL light sources 9 is：The BOWL light sources 9 by BOWL light sources installing plate 10 with it is corresponding
Sliding seat 6 be connected, the BOWL light sources installing plate 10 is arranged on the lower section of BOWL light sources 9 and with the rim of a bowl phase with BOWL light sources 9
Answer the opening 10-1 of size.
The positive visual angle CCD camera 3 of the present invention, side-looking angle CCD camera 4 and BOWL light sources 9 can as needed carry out height tune
Section, highly fine-tuning, and the fine setting around positive visual angle CCD camera 3 can be carried out of strip source 2, side-looking angle CCD camera 4
Fine setting before and after can carrying out, the present invention can solve the problem that polishing is insufficient, uneven asks when AOI visual appearances are detected carrying out
Topic, and due to polishing effect it is good, the photo that CCD camera is taken just more high-quality, then the result of AOI visual appearances detection is sentenced
It is fixed just more accurate.
The above is only the concrete application example of the present invention, protection scope of the present invention is not limited in any way.Except above-mentioned
Implement exception, the present invention there can also be other embodiment.The technical scheme that all employing equivalents or equivalent transformation are formed,
Fall within scope of the present invention.
Claims (10)
1. a kind of AOI vision-based detection BOWL light source matches somebody with somebody surrounding bar light detecting mechanism, including support (1), BOWL light sources (9) and CCD
Camera, has detection zone (1-1) on the support (1), it is characterised in that：The support (1) is in the four of detection zone (1-1)
It is respectively provided with the strip source (2) towards detection zone polishing week, the CCD camera includes being located at directly over detection zone
Positive visual angle CCD camera (3) and side-looking angle CCD camera (4) positioned at detection zone side, the BOWL light sources (9) are positioned at facing
The lower section of angle CCD camera (3), the top of detection zone (1-1), above-mentioned positive visual angle CCD camera (3), side-looking angle CCD camera (4),
Up-down slide mechanism (5), the positive visual angle CCD camera (3), side-looking angle are respectively equipped between BOWL light sources (9) and support (1)
CCD camera (4) and BOWL light sources (9) can opposite brackets (1) height up and down by corresponding up-down slide mechanism (5).
2. a kind of AOI vision-based detection BOWL light source according to claim 1 matches somebody with somebody surrounding bar light detecting mechanism, and its feature exists
In：The up-down slide mechanism (5) including two longitudinal slide rails being arranged in parallel (5-1) being installed on support (1), respectively with
Sliding shoe (5-2) that longitudinal slide rail (5-1) is slidably matched, between two longitudinal slide rails (5-1) and can opposite brackets (1) rotate
Longitudinal screw mandrel (5-3) and the nut that coordinates with longitudinal screw mandrel (5-3), the lower end of the longitudinal screw mandrel (5-3) has and adjusts
Knob (5-4), the positive visual angle CCD camera (3), side-looking angle CCD camera (4) and BOWL light sources (9) pass through respectively sliding seat (6)
It is installed on the slide block of corresponding up-down slide mechanism (5) (5-2), sliding seat (6) is connected with corresponding nut, positive visual angle
When CCD camera (3), side-looking angle CCD camera (4) and/or BOWL light sources (9) need to adjust height, rotation accordingly slides up and down machine
The adjusting knob (5-4) of structure (5), adjusting knob (5-4) drives longitudinal screw mandrel (5-3) to rotate, so as to drive nut and sliding seat
(6) height up and down.
3. a kind of AOI vision-based detection BOWL light source according to claim 2 matches somebody with somebody surrounding bar light detecting mechanism, and its feature exists
In：For adjusting the longitudinal screw mandrel (5-3) of the up-down slide mechanism (5) of BOWL light sources (9) height and being used to adjust positive visual angle CCD
The longitudinal screw mandrel (5-3) of the up-down slide mechanism (5) of the height of camera (3) is the same filament bar, and by same adjusting knob (5-
4) control.
4. a kind of AOI vision-based detection BOWL light source according to claim 2 matches somebody with somebody surrounding bar light detecting mechanism, and its feature exists
In：The positive visual angle CCD camera (3) including CCD camera body (3-1), can relative sliding seat (6) left and right adjusting intermediate support
(3-2) and can be arranged on solid with respect to the fixed mount (3-3) adjusted before and after intermediate support (3-2), CCD camera sheet (3-1) body
Determine on frame (3-3).
5. a kind of AOI vision-based detection BOWL light source according to claim 4 matches somebody with somebody surrounding bar light detecting mechanism, and its feature exists
In：The intermediate support (3-2) is opening U-shaped support forward, and the middle part traversing section of U-shaped support has left and right to for extending
One chute (3-2-1), the both sides of U-shaped support have front rearwardly extending the second chute (3-2-2), the intermediate support (3-
2) locked with sliding seat (6) through the first chute (3-2-1) thereon by the first locking piece, when the first locking piece is unscrewed,
Adjust intermediate support (3-2) manually to be capable of achieving to face the left and right adjustment of angle CCD camera (3)；The intermediate support (3-2) passes through
Second locking piece is locked through the second chute (3-2-2) thereon with fixed mount (3-3), when the second locking piece is unscrewed, manually
Adjust fixed mount (3-3) to be capable of achieving to face adjusting in front and back for angle CCD camera (3).
6. a kind of AOI vision-based detection BOWL light source according to claim 2 matches somebody with somebody surrounding bar light detecting mechanism, and its feature exists
In：Side-looking angle CCD camera (4) includes CCD camera body (4-1), the bracing frame that can in front and back adjust with respect to sliding seat (6)
(4-2), the CCD camera body (4-1) is arranged on bracing frame (4-2).
7. a kind of AOI vision-based detection BOWL light source according to claim 6 matches somebody with somebody surrounding bar light detecting mechanism, and its feature exists
In：Support frame as described above (4-2) has front the 3rd rearwardly extending chute (4-2-1), and support frame as described above (4-2) is by the 3rd locking
Part is locked through the 3rd chute (4-2-1) thereon with sliding seat (6), when the 3rd locking piece is unscrewed, bracing frame is adjusted manually
(4-2) it is capable of achieving adjusting in front and back for side-looking angle CCD camera (4).
8. a kind of AOI vision-based detection BOWL light source according to Claims 2 or 3 matches somebody with somebody surrounding bar light detecting mechanism, its feature
It is：The BOWL light sources (9) are connected by BOWL light source installing plates (10) with corresponding sliding seat, the BOWL light source installing plates
(10) it is arranged on BOWL light sources (9) lower section and with the opening (10-1) correspondingly sized with the rim of a bowl of BOWL light sources (9).
9. a kind of AOI vision-based detection BOWL light source according to claim 1 matches somebody with somebody surrounding bar light detecting mechanism, and its feature exists
In：The support (1) is respectively equipped with the mounting seat (7) installed for strip source (2) in the surrounding of detection zone (1-1), installs
Seat (7) including the stator (7-1) being fixed on support and can opposing stator (7-1) adjust the gripper shoe (7- of height up and down
2), the strip source (2) is in corresponding gripper shoe (7-2).
10. a kind of AOI vision-based detection BOWL light source according to claim 9 matches somebody with somebody surrounding bar light detecting mechanism, and its feature exists
In：The stator (7-1) is provided with the 4th chute (7-1-1) of longitudinal extension, and the gripper shoe (7-2) is by the 4th locking
Part is locked afterwards through perforation thereon and the 4th chute (7-1) with stator (7-1), when the 4th locking piece is unscrewed, is adjusted manually
Section gripper shoe (7-2) is capable of achieving the height adjustment of gripper shoe (7-2) and strip source (2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710158803.3A CN106680208A (en) | 2017-03-17 | 2017-03-17 | Detection mechanism provided with BOWL light source cooperating with strip light sources on periphery for AOI visual detection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710158803.3A CN106680208A (en) | 2017-03-17 | 2017-03-17 | Detection mechanism provided with BOWL light source cooperating with strip light sources on periphery for AOI visual detection |
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| CN201710158803.3A Pending CN106680208A (en) | 2017-03-17 | 2017-03-17 | Detection mechanism provided with BOWL light source cooperating with strip light sources on periphery for AOI visual detection |
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| CN107270816A (en) * | 2017-08-04 | 2017-10-20 | 惠州市兴源自动化设备有限公司 | A kind of mobile phone, tablet personal computer auxiliary material detection device |
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| CN107831172A (en) * | 2017-08-02 | 2018-03-23 | 深圳市迪姆自动化有限公司 | Full-automatic glass surface blemish detection machine |
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| CN107589121A (en) * | 2017-09-12 | 2018-01-16 | 苏州富锐联自动化设备有限公司 | CDD detection components include vision-based detection lighting mechanism |
| CN109752395A (en) * | 2017-11-01 | 2019-05-14 | 深圳市迪姆自动化有限公司 | A kind of glass surface Defect Detection equipment |
| CN108405369A (en) * | 2018-04-19 | 2018-08-17 | 东莞市郝视智能科技有限公司 | A kind of vision-based detection three-proofing coating coating equipment and its control method |
| CN111812103A (en) * | 2020-08-14 | 2020-10-23 | 上海识时智能科技有限公司 | Image acquisition device, visual detection system and detection point extraction method |
| CN111812103B (en) * | 2020-08-14 | 2024-07-05 | 上海识时智能科技有限公司 | Image acquisition device, visual detection system and detection point extraction method |
| CN114295549A (en) * | 2021-12-24 | 2022-04-08 | 深圳市深科达智能装备股份有限公司 | Visual detection device |
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