CN114453281A - Screening installation based on computer vision recognition - Google Patents
Screening installation based on computer vision recognition Download PDFInfo
- Publication number
- CN114453281A CN114453281A CN202210133593.3A CN202210133593A CN114453281A CN 114453281 A CN114453281 A CN 114453281A CN 202210133593 A CN202210133593 A CN 202210133593A CN 114453281 A CN114453281 A CN 114453281A
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- China
- Prior art keywords
- rod
- electric telescopic
- base
- fixedly connected
- computer vision
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
- B07C5/3422—Sorting according to other particular properties according to optical properties, e.g. colour using video scanning devices, e.g. TV-cameras
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C2501/00—Sorting according to a characteristic or feature of the articles or material to be sorted
- B07C2501/0063—Using robots
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C2501/00—Sorting according to a characteristic or feature of the articles or material to be sorted
- B07C2501/009—Sorting of fruit
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The invention discloses screening equipment based on computer vision recognition, which comprises a base, wherein four supporting rods are arranged at the upper end of the base, an installation frame is fixedly connected to the upper ends of the four supporting rods together, two driving rollers are arranged in the installation frame, a driving mechanism for driving the driving rollers to work is arranged on the rear side of the installation frame, a conveying belt is arranged on the two driving rollers, a plurality of article placing mechanisms which are arranged at equal intervals are arranged on the conveying belt, an L-shaped plate is arranged on the base, a first electric telescopic rod and a second electric telescopic rod are arranged at the inner top of the L-shaped plate, an installation block is arranged at the output end of the first electric telescopic rod, and a top camera is arranged at the bottom of the installation block. The fruit picking-up device can be used for comprehensively and thoroughly picking up the camera of the fruit, so that the fruit with higher quality can be screened out, and meanwhile, the whole devices such as the base and the like can be moved and can be stably supported after being moved.
Description
Technical Field
The invention relates to the technical field of screening equipment, in particular to screening equipment based on computer vision recognition.
Background
Computer vision means that a camera, a computer and other related equipment are used for simulating biological vision, and the main task of the computer vision is to process acquired pictures or videos to obtain three-dimensional information of corresponding scenes and further perform graphic processing, so that the computer processing becomes an image more suitable for human eye observation or transmitted to an instrument for detection.
The computer vision identification technology is widely applied to various screening industries, identification and screening of objects are automatically completed through computer vision, a large amount of labor cost is saved, and screening efficiency can be improved.
Therefore, we have devised a screening apparatus based on computer vision recognition to solve the above problems.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides screening equipment based on computer vision recognition, which can be used for comprehensively and thoroughly shooting and collecting fruits so as to screen out high-quality fruits, and can be used for moving and stably supporting the whole devices such as a base and the like.
In order to achieve the purpose, the invention adopts the following technical scheme:
a screening device based on computer vision recognition comprises a base, wherein four supporting rods are installed at the upper end of the base, an installation frame is fixedly connected to the upper ends of the four supporting rods, two driving rollers are installed in the installation frame, a driving mechanism for driving the driving rollers to work is installed on the rear side of the installation frame, a conveying belt is installed on the two driving rollers, a plurality of article placing mechanisms which are arranged at equal intervals are installed on the conveying belt, an L-shaped plate is installed on the base, a first electric telescopic rod and a second electric telescopic rod are installed at the inner top of the L-shaped plate, an installation block is installed at the output end of the first electric telescopic rod, a top surface camera is installed at the bottom of the installation block, a bottom surface camera is installed at the output end of the second electric telescopic rod, a side edge camera is installed on the vertical surface of the L-shaped plate, and a connecting rod is installed on the installation block, the utility model discloses a pneumatic conveying device, including connecting rod, telescopic rotary mechanism, air pump, connecting pipe, four mounting brackets, four all install the gyro wheel on the mounting bracket, just install four supporting mechanism on the base, the montant is installed to the bottom of connecting rod, install telescopic rotary mechanism on the montant, the gas claw is installed to telescopic rotary mechanism's output, the air pump is installed to the upper end of connecting rod, the connecting pipe is installed to the output of air pump, the connecting pipe is connected with the gas claw, four mounting brackets, four are installed to the bottom of base.
Preferably, actuating mechanism is including installing the mounting panel at the installing frame rear side, install the motor on the mounting panel, first gear, one of them are installed to the output of motor coaxial installation has the dwang on the driving roller, the dwang runs through the installing frame and rotates rather than being connected, install the second gear on the dwang, the second gear meshes with first gear mutually.
Preferably, the first gear has no gear teeth on an upper portion thereof.
Preferably, article placement mechanism is including installing the installation piece on the conveyer belt, rotate on the installation piece and install the round bar, fixedly connected with places the board on the round bar, it is the disc-shaped setting to place the board, install the fixed block on the installation piece, run through on the fixed block and be equipped with rather than sliding connection's slide bar, the one end fixedly connected with arc piece of slide bar, the outer wall counterbalance of arc piece and round bar, the other end fixedly connected with of slide bar draws the piece, draw fixedly connected with spring between piece and the fixed block, the spring housing is in the outside setting of slide bar, the spring does not counterbalance with the slide bar.
Preferably, the concave surface of the arc-shaped block is fixedly connected with a rubber layer, and the rubber layer is abutted to the outer wall of the round rod.
Preferably, a power mechanism for driving the placing plate to rotate is fixedly connected to the L-shaped plate, the power mechanism comprises a third electric telescopic rod installed on the L-shaped plate, a driving rod is installed at the output end of the third electric telescopic rod, and the driving rod is abutted to the outer wall of the placing plate.
Preferably, the supporting mechanism comprises a supporting screw rod which vertically penetrates through the base and is in threaded connection with the base, a hand wheel is fixedly connected to the upper end of the supporting screw rod, and supporting legs are fixedly connected to the bottom of the supporting screw rod.
Preferably, the first electric telescopic rod, the second electric telescopic rod and the telescopic rotating mechanism are respectively positioned above the three placing plates.
Compared with the prior art, the invention has the beneficial effects that:
1. the fruit is placed on the placing plate, then the motor is started, the motor works to drive the first gear to rotate, and because the upper part of the first gear is not provided with gear teeth, the first gear drives the second gear to intermittently rotate, so that the intermittent rotation of the transmission roller is realized, the intermittent movement of the conveying belt can be realized, and the placing plate is positioned below the first electric telescopic rod, the second electric telescopic rod and the telescopic rotating mechanism; the first electric telescopic rod drives the mounting block and the top surface camera to move downwards, the upper part of the fruit can be shot and collected through the top surface camera, then the third electric telescopic rod works to drive the driving rod to move, the driving rod moves to drive the placing plate to rotate, so that the fruit on the placing plate can be rotated, a circle of the side surface of the fruit can be shot and collected through the side edge camera, and then the first electric telescopic rod is reset; then the first gear is meshed with the second gear again, the conveyor belt is moved again, fruits with the detected upper parts and side edges can be moved to the position below the telescopic rotating mechanism, another undetected placing plate with the fruits placed is moved to the position below the first electric telescopic rod, the first electric telescopic rod and the third electric telescopic rod work, a water pipe can be shot and collected through the top surface camera and the side edge camera, the fourth electric telescopic rod drives the air claw to move and clamp the fruits, and the rotating cylinder drives the fourth electric telescopic rod to rotate 180 degrees and to be placed on the placing plate; then the first gear is meshed with the second gear again, the second electric telescopic rod drives the bottom camera to move downwards, the bottom of the fruit can be shot and collected, so that the water pipe can be comprehensively shot and collected, the high-quality fruit can be screened out, and the fruit which does not meet the conditions can be manually taken down or taken down through a mechanical claw; based on above, the rotation of motor continuation can carry out comprehensive collection of making a video recording to fruit, so can make a video recording the collection comprehensively to the water pipe, can select comparatively high-quality fruit.
2. If need remove the base, the staff promotes the L template, under the effect of gyro wheel, can realize the removal of base to the installation is placed to the base to the convenience, after the removal, the manual hand wheel that rotates of staff, thereby realize supporting screw and supporting legs and move down, offset until supporting legs and ground, thereby can carry out stable support to the base.
In conclusion, the fruit picking-up device can be used for comprehensively and thoroughly picking up the camera of the fruit, so that the fruit with higher quality can be screened out, and meanwhile, the whole devices such as the base and the like can be moved and can be stably supported after being moved.
Drawings
Fig. 1 is a schematic structural diagram of a screening apparatus based on computer vision recognition according to the present invention;
FIG. 2 is a top view of a driving mechanism of a screening apparatus based on computer vision recognition according to the present invention;
FIG. 3 is a schematic view of a screening apparatus based on computer vision recognition at a first electric telescopic rod according to the present invention;
fig. 4 is a schematic structural diagram of an article placement mechanism in a screening apparatus based on computer vision recognition according to the present invention.
In the figure: 1 base, 2 bracing pieces, 3 installing frames, 4 driving rollers, 5 conveyer belts, 6 supporting screw rods, 7 hand wheels, 8 supporting legs, 9 mounting brackets, 10 rollers, 11L-shaped plates, 12 first electric telescopic rods, 13 mounting blocks, 14 top surface cameras, 15 side cameras, 16 connecting rods, 17 air pumps, 18 vertical rods, 19 air claws, 20 connecting pipes, 21 mounting plates, 22 motors, 23 first gears, 24 second gears, 25 rotating rods, 26 mounting pieces, 27 round bars, 28 placing plates, 29 fixed blocks, 30 pulling blocks, 31 arc-shaped blocks, 32 sliding rods, 33 springs, 34 third electric telescopic rods, 35 driving rods, 36 second electric telescopic rods, 37 bottom surface cameras, 38 telescopic rotary mechanisms.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a screening installation based on computer vision recognition, including base 1, four bracing pieces 2 are installed to the upper end of base 1, the common fixedly connected with installing frame 3 in upper end of four bracing pieces 2, install two driving rollers 4 in the installing frame 3, the actuating mechanism of drive driving roller 4 work is installed to the rear side of installing frame 3, actuating mechanism is including installing the mounting panel 21 at the 3 rear sides of installing frame, install motor 22 on the mounting panel 21, first gear 23 is installed to motor 22's output, coaxial installation has dwang 25 on one of them driving roller 4, dwang 25 runs through installing frame 3 and is connected rather than rotating, install second gear 24 on the dwang 25, second gear 24 meshes with first gear 23 mutually, wherein, the part does not have the gear tooth on first gear 23.
The two driving rollers 4 are provided with the conveying belt 5, the conveying belt 5 is provided with a plurality of article placing mechanisms arranged at equal intervals, each article placing mechanism comprises an installation sheet 26 arranged on the conveying belt 5, a round rod 27 is rotatably arranged on the installation sheet 26, a placing plate 28 is fixedly connected to the round rod 27, the placing plate 28 is arranged in a round plate shape, a fixed block 29 is arranged on the installation sheet 26, a sliding rod 32 connected with the fixed block 29 in a sliding manner penetrates through the fixed block 29, one end of the sliding rod 32 is fixedly connected with an arc-shaped block 31, the arc-shaped block 31 abuts against the outer wall of the round rod 27, the other end of the sliding rod 32 is fixedly connected with a pulling block 30, a spring 33 is fixedly connected between the pulling block 30 and the fixed block 29, the spring 33 is sleeved outside the sliding rod 32, the spring 33 does not abut against the sliding rod 32, wherein a rubber layer is fixedly connected to the concave surface of the arc-shaped block 31, and the rubber layer abuts against the outer wall of the round rod 27, the friction force can be increased so that the round bar 27 is not easily rotated by itself.
Wherein, the power unit that board 28 pivoted was placed in the drive of fixedly connected with on the L template 11, power unit are including installing third electric telescopic handle 34 on L template 11, and actuating lever 35 is installed to the output of third electric telescopic handle 34, and actuating lever 35 offsets with the outer wall of placing board 28.
The base 1 is provided with an L-shaped plate 11, a first electric telescopic rod 12 and a second electric telescopic rod 36 are arranged at the inner top of the L-shaped plate 11, an installation block 13 is arranged at the output end of the first electric telescopic rod 12, a top surface camera 14 is arranged at the bottom of the installation block 13, a bottom surface camera 37 is arranged at the output end of the second electric telescopic rod 36, a side edge camera 15 is arranged on the vertical surface of the L-shaped plate 11, a connecting rod 16 is arranged on the installation block 13, a vertical rod 18 is arranged at the bottom of the connecting rod 16, a telescopic rotating mechanism 38 is arranged on the vertical rod 18, the telescopic rotating mechanism 38 is composed of a rotating cylinder and a fourth electric telescopic rod, the rotating cylinder is arranged on the vertical rod 18, and then the fourth electric telescopic rod is arranged at the output end of the rotating cylinder; the output end of the telescopic rotating mechanism 38 is provided with an air claw 19, the upper end of the connecting rod 16 is provided with an air pump 17, the output end of the air pump 17 is provided with a connecting pipe 20, and the connecting pipe 20 is connected with the air claw 19; the first electric telescopic rod 12, the second electric telescopic rod 36 and the telescopic rotating mechanism 38 are respectively located above the three placing plates 28.
Four mounting brackets 9 are installed to base 1's bottom, all install gyro wheel 10 on four mounting brackets 9, and install four supporting mechanism on the base 1, supporting mechanism including run through base 1 from top to bottom and rather than threaded connection's supporting screw 6, supporting screw 6's upper end fixedly connected with hand wheel 7, supporting screw 6's bottom fixedly connected with supporting legs 8.
When the fruit conveying device is used, fruits are placed on the placing plate 28, then the motor 22 is started, the motor 22 works to drive the first gear 23 to rotate, and as the upper part of the first gear 23 is not provided with gear teeth, the first gear 23 drives the second gear 24 to intermittently rotate, so that the intermittent rotation of the transmission roller 4 is realized, the intermittent movement of the conveying belt 5 can be realized, and the placing plate 28 is positioned below the first electric telescopic rod 12, the second electric telescopic rod 36 and the telescopic rotating mechanism 38;
the first electric telescopic rod 12 drives the mounting block 13 and the top camera 14 to move downwards, the top camera 14 can be used for shooting and collecting the upper parts of fruits, then the third electric telescopic rod 34 works to drive the driving rod 35 to move, the driving rod 35 moves to drive the placing plate 28 to rotate, so that the fruits on the placing plate 28 can be rotated, the side camera 15 can be used for shooting and collecting the side periphery of the fruits, and then the first electric telescopic rod 12 is reset;
then the first gear 23 is meshed with the second gear 24 again, the conveyor belt 5 is moved again, fruits with the upper parts and the side edges detected can be moved to the position below the telescopic rotating mechanism 38, another undetected placing plate 28 with the fruits placed is moved to the position below the first electric telescopic rod 12, the first electric telescopic rod 12 and the third electric telescopic rod 34 work, the top camera 14 and the side camera 15 can be used for shooting and collecting water pipes, the fourth electric telescopic rod drives the air claw 19 to move and clamp the fruits, and the rotary cylinder drives the fourth electric telescopic rod to rotate 180 degrees and place the fourth electric telescopic rod on the placing plate 28;
then the first gear 23 is meshed with the second gear 24 again, the second electric telescopic rod 36 drives the bottom surface camera 37 to move downwards, the bottom of the fruit can be shot and collected, so that the water pipe can be comprehensively shot and collected, the high-quality fruit can be screened out, and the fruit which does not meet the conditions can be manually taken down or taken down through a mechanical claw;
based on the above, the continuous rotation of the motor 22 can perform comprehensive camera shooting and collecting on the fruits, so that the water pipe can be comprehensively shot and collected, and the fruits with higher quality can be screened out;
if need remove base 1, the staff promotes L template 11, under gyro wheel 10's effect, can realize base 1's removal to the installation is placed to base 1 to the convenience, after the removal, staff's manual rotation hand wheel 7, thereby realize that supporting screw 6 and supporting legs 8 move down, offset with ground until supporting legs 8, thereby can carry out stable support to base 1.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (8)
1. The screening device based on computer vision recognition comprises a base (1) and is characterized in that four support rods (2) are installed at the upper end of the base (1), four support rods (2) are installed at the upper end of the support rods (2), an installation frame (3) is fixedly connected with the upper end of each support rod (2) in a common mode, two transmission rollers (4) are installed in the installation frame (3), a driving mechanism for driving the transmission rollers (4) to work is installed at the rear side of the installation frame (3), a conveying belt (5) is installed on the two transmission rollers (4), a plurality of object placing mechanisms are installed on the conveying belt (5) at equal intervals, an L-shaped plate (11) is installed on the base (1), a first electric telescopic rod (12) and a second electric telescopic rod (36) are installed at the inner top of the L-shaped plate (11), an installation block (13) is installed at the output end of the first electric telescopic rod (12), top surface camera (14) are installed to the bottom of installation piece (13), bottom surface camera (37) are installed to the output of second electric telescopic handle (36), side camera (15) are installed to the vertical face of L template (11), install connecting rod (16) on installation piece (13), montant (18) are installed to the bottom of connecting rod (16), install telescopic rotary mechanism (38) on montant (18), gas claw (19) is installed to telescopic rotary mechanism's (38) output, air pump (17) is installed to the upper end of connecting rod (16), connecting pipe (20) is installed to the output of air pump (17), connecting pipe (20) are connected with gas claw (19), four mounting bracket (9) are installed to the bottom of base (1), four all install gyro wheel (10) on mounting bracket (9), and four supporting mechanisms are arranged on the base (1).
2. The screening apparatus based on computer vision recognition according to claim 1, wherein the driving mechanism comprises a mounting plate (21) installed at the rear side of the mounting frame (3), a motor (22) is installed on the mounting plate (21), a first gear (23) is installed at the output end of the motor (22), a rotating rod (25) is coaxially installed on the transmission roller (4), the rotating rod (25) penetrates through the mounting frame (3) and is connected with the mounting frame in a rotating mode, a second gear (24) is installed on the rotating rod (25), and the second gear (24) is meshed with the first gear (23).
3. A screening apparatus based on computer vision recognition according to claim 2, characterized in that the first gear (23) is partly free of gear teeth.
4. The screening device based on computer vision recognition according to claim 1, wherein the article placement mechanism comprises a mounting plate (26) mounted on the conveyor belt (5), a round rod (27) is rotatably mounted on the mounting plate (26), a placement plate (28) is fixedly connected to the round rod (27), the placement plate (28) is arranged in a round plate shape, a fixing block (29) is mounted on the mounting plate (26), a sliding rod (32) slidably connected with the fixing block (29) penetrates through the fixing block (29), an arc-shaped block (31) is fixedly connected to one end of the sliding rod (32), the arc-shaped block (31) abuts against the outer wall of the round rod (27), a pulling block (30) is fixedly connected to the other end of the sliding rod (32), and a spring (33) is fixedly connected between the pulling block (30) and the fixing block (29), the spring (33) is sleeved outside the sliding rod (32), and the spring (33) is not abutted against the sliding rod (32).
5. The screening apparatus based on computer vision recognition of claim 4, wherein the concave surface of the arc-shaped block (31) is fixedly connected with a rubber layer, and the rubber layer is abutted with the outer wall of the round rod (27).
6. The screening device based on computer vision recognition of claim 4, wherein a power mechanism for driving the placing plate (28) to rotate is fixedly connected to the L-shaped plate (11), the power mechanism comprises a third electric telescopic rod (34) installed on the L-shaped plate (11), an output end of the third electric telescopic rod (34) is provided with a driving rod (35), and the driving rod (35) abuts against the outer wall of the placing plate (28).
7. The screening device based on computer vision recognition of claim 1, wherein the supporting mechanism comprises a supporting screw (6) which vertically penetrates through the base (1) and is in threaded connection with the base, a hand wheel (7) is fixedly connected to the upper end of the supporting screw (6), and a supporting foot (8) is fixedly connected to the bottom of the supporting screw (6).
8. The screening apparatus based on computer vision recognition of claim 4, wherein the first electric telescopic rod (12), the second electric telescopic rod (36) and the telescopic rotating mechanism (38) are respectively located above the three placing plates (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210133593.3A CN114453281A (en) | 2022-02-14 | 2022-02-14 | Screening installation based on computer vision recognition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210133593.3A CN114453281A (en) | 2022-02-14 | 2022-02-14 | Screening installation based on computer vision recognition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114453281A true CN114453281A (en) | 2022-05-10 |
Family
ID=81412959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210133593.3A Withdrawn CN114453281A (en) | 2022-02-14 | 2022-02-14 | Screening installation based on computer vision recognition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114453281A (en) |
-
2022
- 2022-02-14 CN CN202210133593.3A patent/CN114453281A/en not_active Withdrawn
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Application publication date: 20220510 |
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| WW01 | Invention patent application withdrawn after publication |