CN113063796A - Spinning cake appearance detection equipment and control method thereof - Google Patents
Spinning cake appearance detection equipment and control method thereof Download PDFInfo
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- CN113063796A CN113063796A CN202110420022.3A CN202110420022A CN113063796A CN 113063796 A CN113063796 A CN 113063796A CN 202110420022 A CN202110420022 A CN 202110420022A CN 113063796 A CN113063796 A CN 113063796A
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- 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
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
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Abstract
The invention relates to a spinning cake appearance detection device and a method thereof, the spinning cake appearance detection device comprises a conveying roller and an industrial camera for shooting the appearance of a spinning cake, a ball plate is fixed between two side plates in the middle of the conveying roller, a lifting baffle is arranged on one side of the ball plate close to the discharging direction, a pressure sensor for detecting a spinning cake placing pan head is arranged on the lifting baffle, two groups of conveying belts are symmetrically arranged on two sides of the conveying roller, the conveying belts are connected to platforms on two sides of the conveying roller in a sliding manner, and electric telescopic rods for driving the conveying rollers to move are respectively arranged on the opposite sides of the two groups of conveying belts; the spinning cake appearance detection equipment provided by the invention can realize automatic detection of the spinning cake appearance and is suitable for large-scale flow production lines, and the equipment does not need to grab and lift spinning cakes in the spinning cake appearance detection process, so that damage caused by grabbing and dropping of the spinning cakes is avoided, and the equipment has strong applicability and is suitable for further popularization and application.
Description
Technical Field
The invention relates to the technical field of spinning cake production, in particular to spinning cake appearance detection equipment and a control method thereof.
Background
In the chemical fiber industry, appearance defects such as poor forming, bruise, hairiness, hairline, pollution and the like easily occur in the production process of chemical fiber spinning cakes, and the appearance of the chemical fiber spinning cakes is an important aspect for measuring the quality of the spinning cakes. Therefore, the appearance of the chemical fiber cake needs to be specially checked.
The existing appearance detection of the spinning cakes is mostly carried out manually, and the upper surface, the lower surface and the side surface of the spinning cakes are respectively and visually checked one by one. The detection process is time-consuming and labor-consuming, the stability of the detection quality is easily influenced due to the difference of judgment standards of different personnel and the like, and the method is not suitable for an assembly line of automatic production.
Disclosure of Invention
In order to solve the problems, the invention provides spinning cake appearance detection equipment and a control method thereof.
The invention is realized by the following technical scheme:
a spinning cake appearance detecting device comprises a conveying roller and an industrial camera for shooting the appearance of a spinning cake, a ball plate is fixed between the two side plates in the middle of the conveying roller, a lifting baffle plate is arranged on one side of the ball plate close to the discharging direction, a pressure sensor for detecting a spinning cake placing pan head is arranged on the lifting baffle, two groups of conveying belts are symmetrically arranged on two sides of the conveying roller, the conveying belts are connected on the platforms at the two sides of the conveying roller in a sliding way, one side of each group of conveying belts, which is opposite to the other side, is respectively provided with an electric telescopic rod for driving the conveying belts to move, a first infrared sensor and a second infrared sensor are respectively arranged on the feeding side and the discharging side of the conveyer belt, an upper cover is covered above the ball plate and fixed on the conveying roller, openings are respectively formed in two sides of the upper cover, and an adjusting device for adjusting the position of an industrial camera is mounted on the upper cover;
the adjusting device comprises a transverse screw rod sliding table, a longitudinal screw rod sliding table, an interval adjusting mechanism, a first telescopic adjusting mechanism and a second telescopic adjusting mechanism, wherein the longitudinal screw rod sliding table is arranged on a transverse screw rod sliding table moving sliding table;
the lifting baffle is fixedly installed on the conveying roller through a fixing plate and comprises a baffle and a lifting electric telescopic rod, the lifting electric telescopic rod is installed on the fixing plate, and the baffle is installed at the telescopic end of the lifting electric telescopic rod.
Further, the industrial camera on the first telescopic adjusting mechanism is mounted at the telescopic end of the first telescopic adjusting mechanism through a damping hinge; and the industrial camera on the second telescopic adjusting mechanism is fixedly arranged at the telescopic end of the second telescopic adjusting mechanism through a connecting piece.
Further, a ring-shaped LED lamp for illumination is mounted on the industrial camera.
Furthermore, an illuminating lamp is installed in the inner cavity of the upper cover.
Preferably, the side wall of the upper cover is provided with an opening and closing door.
The invention further provides a control method of the spinning cake appearance detection equipment, which comprises the following steps:
s1: the adjusting device adjusts the positions of the industrial cameras according to the positions and the sizes of the spinning cakes, so that the three groups of industrial cameras respectively shoot the top ring, the bottom ring and the side wall of the spinning cakes;
s2: the conveying rollers convey the spinning cake placing pan head filled with the spinning cakes towards the ball bearing plate, and after the first infrared sensor detects that the spinning cake placing pan head is arranged, the electric telescopic rods on the two sides extend to push the conveying belt towards the middle part to clamp the spinning cake placing pan head and the lifting baffle plate rises upwards;
s3: the conveying belt runs to convey the spinning cakes filled with the spinning cakes towards the direction of the lifting baffle plate by placing the pan head, when the pressure sensor detects a pressure signal, the conveying belt on one side runs reversely for a preset length to enable the spinning cakes to rotate, and the industrial camera shoots the appearance images of the spinning cakes to obtain the appearance images of the whole circle of spinning cakes;
s4: carry out forward operation after the conveyer belt runs in reverse and predetermines length, lifting baffle descends simultaneously and resets, and the industry camera stops to shoot, and the conveyer belt is carried the spinning cake after the outward appearance detects to the conveying roller on, and after second infrared sensor detected the spinning cake and places the coiled hair, electric telescopic handle shrink drove the conveyer belt and moves to both sides, and the conveying roller will detect the spinning cake output.
Further, the conveying speed of the reverse-direction running conveyor belt in the step S3 is 0.8-0.9 times of the conveying speed of the forward-direction conveyor belt.
Further, the appearance image shot by the industrial camera of the appearance detection device is input to an external detection system for appearance detection, and the specific detection mode is as follows:
1) spreading appearance images of spinning cakes shot by three groups of industrial cameras in a plane form;
2) analyzing the information of the distance between two adjacent sides of the wire winding section in the plane development picture of each part of the spinning cake, and determining the maximum value and the minimum value of the distance between the plane development pictures;
3) comparing the maximum value and the minimum value of the distance in the measured planar development pictures of all parts of the spinning cakes with a preset distance range, judging whether the maximum value and the minimum value of the distance are within the preset range, if so, judging as OK, and if not, judging as NG;
4) and judging whether the brightness and the corresponding area of the brightness area in the planar development picture of each part of the spinning cake are within the set brightness threshold value and area threshold value range, if so, judging as OK, and otherwise, judging as NG.
Compared with the prior art, the invention has the following beneficial effects:
the spinning cake appearance detection equipment provided by the invention can realize automatic detection of the spinning cake appearance and is suitable for large-scale flow production lines, and the equipment does not need to grab and lift spinning cakes in the spinning cake appearance detection process, so that damage caused by grabbing and dropping of the spinning cakes is avoided, and the equipment has strong applicability and is suitable for further popularization and application.
Drawings
FIG. 1 is a schematic of the present invention;
FIG. 2 is a schematic view of the spinning cake of the present invention in a test state;
FIG. 3 is a side view of the present invention;
FIG. 4 is a schematic view of the assembly of a damping hinge with an industrial camera;
figure 5 is a schematic diagram of the combination of a spinning cake and a spinning cake placing pan head.
The reference numbers in the figures represent respectively:
spinning cake placing pan head-1; spinning cake-2; a delivery roller-3; a ball plate-4; a conveying belt-5; an electric telescopic rod-6; a pressure sensor-7; a first infrared sensor-8; a lifting baffle-9; a fixed plate-10; an upper cover-11; an illumination lamp-12; -an adjustment device-13; industrial camera-14; a damping hinge-15; a second infrared sensor-16; opening and closing the door-17; a ball-41; a baffle-91; lifting the electric telescopic rod-92; a transverse screw sliding table-131; a longitudinal screw slide-132; a spacing adjustment mechanism-133; a first telescoping adjustment mechanism-134; a second telescoping adjustment mechanism-135; and a ring-shaped LED lamp-141.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1 to 4, an appearance inspection apparatus for spinning cake comprises a feed roller 3 and an industrial camera 14 for photographing the appearance of a spinning cake 2, wherein the feed roller 3 is an existing feed apparatus for spinning cake feeding; a ball plate 4 is fixed between two side plates in the middle of the conveying roller 3, and balls 41 are uniformly arranged at the top of the rolling main plate 4; a lifting baffle 9 is arranged on one side, close to the discharging direction, of the ball plate 4, a pressure sensor 7 for detecting the cake placing pan head 1 is mounted on the lifting baffle 9, the lifting baffle 9 is fixedly mounted on the conveying roller 3 through a fixing plate 10, the lifting baffle 9 comprises a baffle 91 and a lifting electric telescopic rod 92, the lifting electric telescopic rod 92 is mounted on the fixing plate 10, the baffle 91 is mounted at the telescopic end of the lifting electric telescopic rod 92, the pressure sensor 7 is mounted on the baffle 91, and when the baffle 91 is lifted through adjustment of the telescopic amount of the electric telescopic rod 92, the pressure sensor 7 can just abut against a disc at the bottom of the cake placing pan head 1; two groups of conveying belts 5 are symmetrically arranged on two sides of the conveying roller 3, wherein the conveying belts 5 are similar to the existing conveying belts, the bottoms of the conveying belts 5 are connected to platforms on two sides of the conveying roller 3 in a sliding mode through sliding rail and sliding groove structures, electric telescopic rods 6 used for driving the conveying belts to move are respectively installed on the opposite sides of the two groups of conveying belts 5, and the conveying belts 5 can be driven to move in the opposite direction or in the opposite direction through the expansion and contraction of the; when the two end conveyer belts 5 are clamped towards the middle part, the two side conveyer belts 5 are matched with the base plate of the spinning cake placing pan head 1, and the spinning cake placing pan head 1 can be driven to move by the rotation of the conveyer belts 5. The upper end of the spinning cake placing pan head 1 is provided with a certain taper angle (refer to the attached figure 5) so as to avoid shielding the spinning winding section of the spinning cake, and the industrial camera 14 can not obtain a complete image of the spinning winding section at the lower end of the spinning cake.
First infrared sensor 8 and second infrared sensor 16 are installed respectively to the feeding side and the ejection of compact side of conveyer belt 5, wherein first infrared sensor 8 and second infrared sensor 16 comprise infra-red transmitter and infrared receiver, the top of ball board 4 is covered with upper shield 11, upper shield 11 is fixed in on the conveying roller 3, the opening has been seted up respectively to the both sides of upper shield 11, install the adjusting device 13 that is used for adjusting 14 positions of industrial camera on the upper shield 11, light 12 is installed to the inner chamber of upper shield 11 for the illumination of the internal portion of cover. The side wall of the upper cover 11 is provided with a switch door 17, when the internal equipment of the cover body is abnormal, the switch door 17 can be opened to process the internal abnormality, so that the abnormal maintenance and processing of the equipment are facilitated.
The adjusting device 13 includes a horizontal screw sliding table 131, a longitudinal screw sliding table 132 mounted on a moving sliding table of the horizontal screw sliding table 131, an interval adjusting mechanism 133, a first telescopic adjusting mechanism 134, and a second telescopic adjusting mechanism 135, wherein the interval adjusting mechanism 133, the first telescopic adjusting mechanism 134, and the second telescopic adjusting mechanism 135 can select mechanisms and devices capable of adjusting lengths such as an electric telescopic rod and a screw rod; a connecting block is fixed on the movable sliding table of the longitudinal screw sliding table 132, the upper side and the lower side of the connecting block are respectively provided with an interval adjusting mechanism 133, a first telescopic adjusting mechanism 134 is respectively arranged at the telescopic end of the interval adjusting mechanism 133 through a connecting piece, the side wall of the connecting block facing the ball plate 4 is provided with a second telescopic adjusting mechanism 135, and the telescopic ends of the first telescopic adjusting mechanism 134 and the second telescopic adjusting mechanism 135 are both provided with an industrial camera 14; the longitudinal sliding table moves to enable the industrial camera 14 on the second telescopic adjusting mechanism 135 to be opposite to the spinning cake 2, and then the second telescopic adjusting mechanism 135 is used for adjusting the distance between the industrial camera 14 and the spinning cake 2; the positions of the upper industrial camera 14 and the lower industrial camera 14 can be matched with the height of the spinning cake 2 through the upper and lower two groups of distance adjusting mechanisms 133, and then the transverse position adjustment of the upper industrial camera 14 and the lower industrial camera 14 can be realized through the first telescopic adjusting mechanism 134.
Further, the industrial camera 14 on the first telescopic adjusting mechanism 134 is mounted on the telescopic end of the first telescopic adjusting mechanism 134 through a damping hinge 15; the device is convenient for adjusting the shooting angles of the upper industrial camera 14 and the lower industrial camera 14. The industrial camera 14 on the second telescopic adjustment mechanism 135 is fixedly mounted on the telescopic end thereof through a connecting piece. Wherein, the industrial camera 14 is provided with a ring-shaped LED lamp 141 for illumination, and the ring-shaped LED lamp 141 is an LED lamp with adjustable brightness, which is beneficial to the industrial camera 14 to acquire images of the appearance of the spinning cake.
The embodiment further provides a control method of the spinning cake appearance detection device, which comprises the following steps:
s1: the adjusting device 13 adjusts the position of the industrial camera 14 according to the position and the size of the spinning cake 2, so that the three groups of industrial cameras 14 respectively shoot the top ring, the bottom ring and the side wall of the spinning cake 2;
s2: the conveying roller 3 will be equipped with the spinning cake of spinning cake 2 and place coiled hair 1 and carry towards 4 directions of ball board, and after first infrared sensor 8 detected the spinning cake and place coiled hair 1, 6 extensions of both sides electric telescopic handle were tight with 5 central authorities' promotion pair spinning cake placing coiled hair 1 clamp, press from both sides tightly and also play spinning cake 2 positioning action simultaneously, the industry camera 14 collection image of being convenient for, lift baffle 9 upwards rises simultaneously.
S3: the conveyer belt 5 runs to convey the spinning cake placing pan head 1 containing the spinning cake 2 towards the direction of the lifting baffle 9, after the pressure sensor 7 detects a pressure signal, the conveyer belt 5 on one side runs reversely for a preset length to enable the spinning cake 2 to rotate (when the conveyer belts 5 on the two sides are opposite, the spinning cake placing pan head 1 rotates on the ball plate 4 to further realize the rotation shooting of the spinning cake 2), wherein the number of reverse running turns is usually 1.5 times of the circumference of the base plate of the spinning cake placing pan head 1 to ensure that the spinning cake 2 can rotate for a complete turn, and the industrial camera 14 shoots the appearance image of the spinning cake 2 to obtain the appearance image of the whole turn of the spinning cake 2; wherein the conveying speed of the reverse-direction conveying belt is 0.8-0.9 times of the conveying speed of the forward-direction conveying belt; the conveying speed of the forward conveying belt is higher than that of the reverse conveying belt, so that the spinning cake placing pan head 1 is always abutted against the baffle 91 on the lifting baffle 9 in the rotating process, and the position of the spinning cake placing pan head is ensured not to be changed, so that the image acquisition of the industrial camera 14 is facilitated.
S4: carry out forward operation after 5 reverse run presets length of conveyer belt, lift baffle 9 descends simultaneously and resets, and industry camera 14 stops to shoot, and conveyer belt 5 carries to conveying roller 3 with spinning cake 2 after the outward appearance detects on, and after second infrared sensor 16 detected spinning cake and places coiled hair 1, electric telescopic handle 6 shrink drove conveyer belt 5 and removes to both sides, and conveying roller 3 will detect spinning cake 2 output.
Further, the appearance image captured by the appearance detection device industrial camera 14 is input to an external detection system for appearance detection, and the specific detection method is as follows:
1) unfolding appearance images of spinning cakes 2 shot by three groups of industrial cameras 14 in a plane form;
2) analyzing the information of the distance between two adjacent sides of the wire winding section in the plane development picture of each part of the spinning cake, and determining the maximum value and the minimum value of the distance between the plane development pictures; namely, the height of the silk section and the thickness sizes of the upper end and the lower end are detected.
3) Comparing the maximum value and the minimum value of the distance in the measured planar development pictures of all parts of the spinning cakes with a preset distance range, judging whether the maximum value and the minimum value of the distance are within the preset range, if so, judging that the spinning cakes are qualified by OK, and if not, judging that the spinning cakes are unqualified by NG;
4) and judging whether the brightness and the corresponding area of the brightness area in the planar development picture of each part of the spinning cake are within the set brightness threshold value and area threshold value range, if so, judging as OK, and otherwise, judging as NG. (when appearance defects such as poor forming, bruise, filoplume, hairline, pollution and the like appear on the outer surface of the spinning cake, the reflectivity of the outer surface of the spinning cake is different, and whether the appearance defects are qualified or not is judged by detecting the brightness difference of each area).
The spinning cake appearance detection equipment is connected with the spinning cake sorting equipment and is used for sorting OK and NG spinning cakes respectively.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A spinning cake appearance detection device comprises a conveying roller (3) and an industrial camera (14) used for shooting the appearance of a spinning cake (2), and is characterized in that a ball plate (4) is fixed between two side plates at the middle part of the conveying roller (3), a lifting baffle (9) is arranged on one side, close to the discharging direction, of the ball plate (4), a pressure sensor (7) used for detecting a spinning cake placing pan head (1) is installed on the lifting baffle (9), two groups of conveying belts (5) are symmetrically arranged on two sides of the conveying roller (3), the conveying belts (5) are slidably connected on platforms on two sides of the conveying roller (3), electric telescopic rods (6) used for driving the conveying belts to move are respectively installed on one sides, back to back, of the conveying belts (5), a first infrared sensor (8) and a second infrared sensor (16) are respectively installed on the feeding side and the discharging side of the conveying belts (5), an upper cover (11) is covered above the ball plate (4), the upper cover (11) is fixed on the conveying roller (3), openings are respectively formed in two sides of the upper cover (11), and an adjusting device (13) for adjusting the position of an industrial camera (14) is mounted on the upper cover (11);
the adjusting device (13) comprises a transverse screw sliding table (131), a longitudinal screw sliding table (132) arranged on the transverse screw sliding table (131), an interval adjusting mechanism (133), a first telescopic adjusting mechanism (134) and a second telescopic adjusting mechanism (135), a connecting block is fixed on the movable sliding table of the longitudinal screw sliding table (132), the interval adjusting mechanism (133) is respectively arranged on the upper side and the lower side of the connecting block, the first telescopic adjusting mechanism (134) is respectively arranged at the telescopic end of the interval adjusting mechanism (133) through a connecting piece, the second telescopic adjusting mechanism (135) is arranged on the side wall of the connecting block facing the ball plate (4), and the industrial cameras (14) are respectively arranged at the telescopic ends of the first telescopic adjusting mechanism (134) and the second telescopic adjusting mechanism (135);
lifting baffle (9) pass through fixed plate (10) fixed mounting on conveying roller (3), lifting baffle (9) are including baffle (91) and lifting electric telescopic handle (92), lifting electric telescopic handle (92) are installed on fixed plate (10), baffle (91) are installed in the flexible end of lifting electric telescopic handle (92).
2. The spinning cake appearance detecting device according to claim 1, characterized in that the industrial camera (14) on the first telescopic adjusting mechanism (134) is mounted on the telescopic end of the first telescopic adjusting mechanism (134) through a damping hinge (15); the industrial camera (14) on the second telescopic adjusting mechanism (135) is fixedly arranged at the telescopic end of the second telescopic adjusting mechanism through a connecting piece.
3. The spinning cake appearance detecting apparatus according to claim 1, wherein a ring type LED lamp (141) for illumination is mounted on said industrial camera (14).
4. Spinning cake appearance inspection device according to claim 1, characterized in that the inner cavity of the upper cover (11) is equipped with a lighting lamp (12).
5. Spinning cake appearance inspection device according to claim 4, characterized in that the side walls of the upper cover (11) are equipped with a switch door (17).
6. A control method of a spinning cake appearance inspection apparatus according to any one of claims 1 to 5, comprising the steps of:
s1: the adjusting device (13) adjusts the position of the industrial camera (14) according to the position and the size of the spinning cake (2), so that the three groups of industrial cameras (14) respectively shoot a top ring, a bottom ring and a side wall of the spinning cake (2);
s2: the conveying rollers (3) convey the spinning cake placing pan head (1) filled with the spinning cakes (2) towards the ball plate (4), and after the first infrared sensor (8) detects that the spinning cake placing pan head (1) is placed, the electric telescopic rods (6) on the two sides extend to push the conveying belt (5) towards the middle part to clamp the spinning cake placing pan head (1) and lift the lifting baffle plate (9) upwards;
s3: the conveying belt (5) runs to convey the spinning cakes filled with the spinning cakes (2) towards the direction of the lifting baffle plate (9), when the pressure sensor (7) detects a pressure signal, the conveying belt (5) on one side runs reversely for a preset length to enable the spinning cakes (2) to rotate, and the industrial camera (14) shoots the appearance image of the spinning cakes (2) to obtain the appearance image of the whole circle of spinning cakes (2);
s4: carry out forward operation after conveyer belt (5) reverse operation predetermineeing length, simultaneously lift baffle (9) descend and reset, industry camera (14) stop to shoot, spinning cake (2) after outward appearance detects are carried to on conveying roller (3) in conveyer belt (5), detect spinning cake when second infrared sensor (16) and place coiled hair (1) after, electric telescopic handle (6) shrink drive conveyer belt (5) move to both sides, conveying roller (3) will detect spinning cake (2) output.
7. The method of controlling a spinning cake appearance detecting apparatus according to claim 6, wherein the conveying speed of the reverse-direction running conveyor in S3 is 0.8 to 0.9 times the conveying speed of the forward-direction conveyor.
8. The control method of the spinning cake appearance detecting device according to claim 6, characterized in that an appearance image shot by the industrial camera (14) of the appearance detecting device is input to an external detecting system for appearance detection, and the specific detecting way is as follows:
1) spreading appearance images of spinning cakes (2) shot by three groups of industrial cameras (14) in a plane form;
2) analyzing the information of the distance between two adjacent sides of the wire winding section in the plane development picture of each part of the spinning cake, and determining the maximum value and the minimum value of the distance between the plane development pictures;
3) comparing the maximum value and the minimum value of the distance in the measured planar development pictures of all parts of the spinning cakes with a preset distance range, judging whether the maximum value and the minimum value of the distance are within the preset range, if so, judging as OK, and if not, judging as NG;
4) and judging whether the brightness and the corresponding area of the brightness area in the planar development picture of each part of the spinning cake are within the set brightness threshold value and area threshold value range, if so, judging as OK, and otherwise, judging as NG.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110420022.3A CN113063796A (en) | 2021-04-19 | 2021-04-19 | Spinning cake appearance detection equipment and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110420022.3A CN113063796A (en) | 2021-04-19 | 2021-04-19 | Spinning cake appearance detection equipment and control method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114602817A (en) * | 2022-03-09 | 2022-06-10 | 高月娥 | Product flaw monitoring system and method based on machine vision |
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2021
- 2021-04-19 CN CN202110420022.3A patent/CN113063796A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114602817A (en) * | 2022-03-09 | 2022-06-10 | 高月娥 | Product flaw monitoring system and method based on machine vision |
| CN114602817B (en) * | 2022-03-09 | 2024-02-27 | 上海君之芳管理咨询合伙企业(有限合伙) | Product flaw monitoring system and method based on machine vision |
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