CN211453398U - Product defect detection device - Google Patents
Product defect detection device Download PDFInfo
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- CN211453398U CN211453398U CN201922387100.5U CN201922387100U CN211453398U CN 211453398 U CN211453398 U CN 211453398U CN 201922387100 U CN201922387100 U CN 201922387100U CN 211453398 U CN211453398 U CN 211453398U
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Abstract
The utility model discloses a product defect detection device relates to product detection technical field, including conveyer belt and detection case, detection case internally mounted has first synchronous motion mechanism, second synchronous motion mechanism and top image collector, first synchronous motion mechanism is used for driving first side image collector and conveyer belt synchronous motion, second synchronous motion mechanism is used for driving tilting mechanism and second side image collector and conveyer belt synchronous motion, tilting mechanism rotates the product on the conveyer belt in horizontal direction and vertical direction, make the side image collector can gather the image of four sides of product and bottom surface. The utility model provides a detection device can gather the image of all sides of product, makes the result of defect detection more accurate reliable.
Description
Technical Field
The utility model relates to a product inspection technical field especially relates to product defect detection device.
Background
Industrial products go deep into the aspects of people's life, at present, factories widely use assembly line work in the production process, each worker or equipment is only responsible for one link in the production activity, and the products sequentially pass through all links to form finished products.
The product is required to be subjected to quality inspection before leaving a factory so as to ensure that all products meet the factory requirements, the quality inspection mainly comprises performance inspection and appearance inspection, the appearance inspection is to inspect whether the appearance of the product has defects through manual observation or computer vision technology, and common appearance defects comprise scratches, depressions and the like. In a large environment where robots are widely used, product defect detection based on computer vision technology has been widely used.
However, when the product is conveyed on the production line through the conveyor belt, one side face of the product faces downwards all the time, so that the image of the bottom face of the product cannot be acquired in the defect detection process, and adverse effects are brought to the accuracy of the product defect detection.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a product defect detection device can realize the defect detection of all sides of product, can solve the problem that exists among the prior art.
The utility model provides a product defect detection device, including conveyer belt and detection case, detection case fixed mounting is directly over the conveyer belt, the internally mounted of detection case has first synchronous motion mechanism, second synchronous motion mechanism, tilting mechanism and top image collector, first synchronous motion mechanism and second synchronous motion mechanism are fixed mounting respectively on the medial surface of the lateral wall that detection case and conveyer belt direction of motion are parallel, first synchronous motion mechanism installs first side image collector on the side towards second synchronous motion mechanism;
the turnover mechanism is arranged on the second synchronous movement mechanism and comprises a vertical rod, a cross rod, a top hanging rod and a bottom hanging rod, the vertical rod is in a vertical state, the bottom end of the vertical rod is arranged on the second synchronous movement mechanism, the top end of the vertical rod is vertically and rotatably connected with one end of the cross rod, the other end of the cross rod is vertically and rotatably connected with the top end of the top hanging rod, the bottom end of the top hanging rod is rotatably connected with the top end of the bottom hanging rod, and a sucker is fixedly arranged at the bottom end of the bottom hanging rod;
first rotating electrical machines and second rotating electrical machines are installed respectively at the top surface both ends of horizontal pole, first rotating electrical machines and second rotating electrical machines are used for driving horizontal pole and top jib at the horizontal plane internal rotation respectively, third rotating electrical machines is installed to the bottom of top jib, and this third rotating electrical machines is used for the drive bottom jib is at vertical in-plane rotation, the pole setting is in the orientation install second side image collector on first side image collector's the side, second side image collector is in same height with first side image collector.
The utility model provides a product defect detection device, including conveyer belt and detection case, detection case internally mounted has first synchronous motion mechanism, second synchronous motion mechanism and top image collector, first synchronous motion mechanism is used for driving first side image collector and conveyer belt synchronous motion, second synchronous motion mechanism is used for driving tilting mechanism and second side image collector and conveyer belt synchronous motion, tilting mechanism rotates the product on the conveyer belt in horizontal direction and vertical direction, make side image collector can gather the image of four sides of product and bottom surface. The utility model provides a detection device can gather the image of all sides of product, makes the result of defect detection more accurate reliable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of an overall structure of a product defect detecting apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic view of the interior of the inspection box of FIG. 1;
FIG. 3 is a schematic longitudinal section of a second synchronous motion mechanism;
figure 4 is a longitudinal cross-sectional view of a pole.
Description of reference numerals:
100-conveyor belt, 110-mounting rack, 120-product, 200-inspection box, 210-first synchronous movement mechanism, 211-first side image collector, 220-second synchronous movement mechanism, 221-slide box, 222-slide hole, 223-screw rod, 224-synchronous driving motor, 225-nut seat, 230-turnover mechanism, 231-vertical rod, 2310-top slide rod, 2311-bottom slide rod, 2312-lifting push rod, 232-cross rod, 233-top suspension rod, 234-bottom suspension rod, 235-suction cup, 236-first rotating motor, 237-second rotating motor, 238-third rotating motor, 239-second side image collector, 240-top image collector,
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the embodiment of the present invention provides a product defect detecting apparatus, which includes a conveyor belt 100 and a detection box 200, wherein the conveyor belt 100 is installed on an installation frame 110, a plurality of rotatable conveying rollers (not shown) are installed inside the installation frame 110, the conveyor belt 100 moves on the conveying rollers, and the conveyor belt 100 is used for conveying products 120.
The detection box 200 is fixedly installed right above the conveyor belt 100, and specifically, the detection box 200 is a bottomless hollow box body, and the bottom surface of the detection box is fixedly installed on the installation frame 110. In this embodiment, the bottom ends of two side walls of the detection box 200 perpendicular to the moving direction of the conveyor belt 100 are provided with grooves, so that the products 120 on the conveyor belt 100 can normally enter and exit the detection box 200, and the products 120 are prevented from colliding with the side walls of the detection box 200.
Referring to fig. 2, a first synchronous motion mechanism 210, a second synchronous motion mechanism 220, a turnover mechanism 230 and a top image collector 240 are installed inside the detection box 200, the first synchronous motion mechanism 210 and the second synchronous motion mechanism 220 are respectively and fixedly installed on the inner side surface of the side wall of the detection box 200 parallel to the motion direction of the conveyor belt 100 and are both parallel to the conveyor belt 100, a first side image collector 211 is installed on the side surface of the first synchronous motion mechanism 210 facing the second synchronous motion mechanism 220, and when the first synchronous motion mechanism 210 works, the first side image collector 211 and the conveyor belt 100 can be driven to synchronously move.
The turnover mechanism 230 is mounted on the second synchronous moving mechanism 220, and when the second synchronous moving mechanism 220 works, the turnover mechanism 230 and the conveyor belt 100 can be driven to synchronously move. The top image collector 240 is installed on the inner top surface of the inspection box 200, and is used for collecting images of the top surface of the product 120.
The turnover mechanism 230 includes a vertical rod 231, a cross rod 232, a top suspension rod 233 and a bottom suspension rod 234, the vertical rod 231 is in a vertical state, the bottom end of the vertical rod 231 is installed on the second synchronous motion mechanism 220, the top end of the vertical rod is vertically and rotatably connected with one end of the cross rod 232, the bottom end of the cross rod 232 is rotatably connected with the top end of the top suspension rod 233, the bottom end of the top suspension rod 233 is rotatably connected with the top end of the bottom suspension rod 234, a suction cup 235 is fixedly installed at the bottom end of the bottom suspension rod 234, an air pipe (not shown) is connected onto the suction cup 235, and the air pipe is connected with a vacuum pump located outside the detection box 200 so as to draw out.
In the above-described pivotal connection, the cross bar 232 and the top suspension bar 233 are pivoted in the horizontal plane, and the bottom suspension bar 234 is pivoted in the vertical plane. Specifically, a first rotating motor 236 and a second rotating motor 237 are respectively installed at two ends of the top surface of the cross bar 232, the first rotating motor 236 is located right above the vertical bar 231, a main body of the first rotating motor 236 is fixed on the cross bar 232, and a rotating shaft passes through the cross bar 232 and is fixedly connected with the top end of the vertical bar 231. The second rotating motor 237 is located right above the top suspension rod 233, and a main body of the second rotating motor 237 is fixed on the cross bar 232, and a rotating shaft passes through the cross bar 232 and is fixedly connected with the top end of the top suspension rod 233. A third rotating motor 238 is installed at the bottom end of the top suspension rod 233, and the rotating shaft of the third rotating motor 238 passes through the top suspension rod 233 and is fixedly connected with the bottom suspension rod 234. In this embodiment, the first rotating electric machine 236, the second rotating electric machine 237 and the third rotating electric machine 238 are all stepping electric machines, and the angle of each rotation is 90 degrees.
The side of the vertical rod 231 facing the first side image collector 211 is provided with a second side image collector 239, the second side image collector 239 and the first side image collector 211 are at the same height, and when the first synchronous motion mechanism 210 and the second synchronous motion mechanism 220 work, the first side image collector 211 and the second side image collector 239 are always at the opposite positions.
The first synchronous motion mechanism 210 and the second synchronous motion mechanism 220 have the same structure, and the second synchronous motion mechanism 220 will be described as an example. As shown in fig. 3, the second synchronous moving mechanism 220 includes a slide box 221, a screw rod 223 and a synchronous driving motor 224, wherein a strip-shaped slide hole 222 is formed on a top surface or a side surface of the slide box 221, and the screw rod 223 is rotatably installed inside the slide box 221. The synchronous driving motor 224 is installed outside the sliding box 221, a rotating shaft thereof extends into the sliding box 221 and is fixedly connected with one end of the screw rod 223, and the other end of the screw rod 223 is rotatably inserted on the inner side surface of the sliding box 221. The screw rod 223 is sleeved with a nut seat 225, the lower end of the vertical rod 231 penetrates through the sliding hole 222 and extends into the sliding box 221, and the lower end of the vertical rod 231 is fixedly connected with the outer side surface of the nut seat 225. When the synchronous driving motor 224 is powered on to rotate, the vertical rod 231 can be driven to move on the sliding box 221, and the rotating speed of the synchronous driving motor 224 is controlled, so that the vertical rod 231 can move synchronously with the conveyor belt 100.
Referring to fig. 4, the vertical rod 231 is a telescopic structure, specifically, the vertical rod 231 is composed of a top sliding rod 2310 and a bottom sliding rod 2311, the bottom end of the bottom sliding rod 2311 is slidably sleeved outside the bottom end of the top sliding rod 2310, a lifting push rod 2312 is connected between the bottom surface of the top sliding rod 2310 and the top surface of the bottom sliding rod 2311, the lifting push rod 2312 is an electric push rod or a hydraulic push rod and is electrically connected with the controller, and when the lifting push rod 2312 extends or shortens, the overall length of the vertical rod 231 is correspondingly lengthened or shortened.
The synchronous driving motors, the first rotating motor 236, the second rotating motor 237, the third rotating motor 238 and the vacuum pump in the first synchronous moving mechanism 210 and the second synchronous moving mechanism 220 are all electrically connected with a controller installed on the outer side surface of the detection box 200, and the first side image collector 211, the second side image collector 239 and the top image collector 240 are all electrically connected with a processor. It should be understood that the detection box 200 isolates each image collector from the external environment, so as to avoid the influence of the external illumination environment on the image collection quality, and meanwhile, a plurality of lighting devices are also installed inside the detection box 200, so as to provide a good illumination environment for image collection.
In this embodiment, the controller is an STC89C52 serial single chip microcomputer, the two synchronous driving motors are respectively connected to pins P0.0 and P0.1 of the single chip microcomputer, the first rotating motor 236, the second rotating motor 237, and the third rotating motor 238 are respectively connected to pins P1.0, P1.1, and P1.2 of the single chip microcomputer, and the vacuum pump is connected to a pin P2.0 of the single chip microcomputer.
The utility model discloses well detection device's working process as follows: when the product 120 is conveyed to the position right below the top image collector 240 by the conveyor belt 100, the processor controls the top image collector 240 to take a picture, after the picture is taken, the first rotating motor 236 rotates by 90 degrees in the forward direction to rotate the cross rod 232 to the position right above the conveyor belt 100, then the vertical rod 231 is shortened to drive the cross rod 232 to move downwards, so that the sucker 235 is close to the product 120, when the vertical rod 231 is shortened, the synchronous driving motor in the second synchronous movement mechanism 220 is powered on to work to drive the turnover mechanism 230 and the conveyor belt 100 to move synchronously, and meanwhile, the synchronous driving motor in the first synchronous movement mechanism 210 is also powered on to work to drive the first side image collector 211 and the conveyor belt 100 to move synchronously. The pole 231 stops shortening after the suction cup 235 is tightly pressed against the top surface of the product 120, and the vacuum pump starts to work to draw the air inside the suction cup 235 out so that the suction cup 235 is tightly attached to the product 120. Then the vertical rod 231 is extended, when the suction cup 235 drives the product 120 to be lifted to be aligned with the first side image collector 211, the processor controls the first side image collector 211 and the second side image collector 239 to take a picture, images of two sides of the product 120 are obtained, after the picture taking is finished, the second rotating motor 237 rotates clockwise by 90 degrees, the processor controls the first side image collector 211 and the second side image collector 239 to take a picture again, images of the other two sides of the product 120 are obtained, then the second rotating motor 237 rotates clockwise by 90 degrees, the product 120 returns to the original state, then the third rotating motor 238 rotates clockwise by 90 degrees, meanwhile, the vertical rod 231 is also shortened, the bottom surface of the product 120 is driven to rotate to face and face the first image collector 211, the processor controls the first side image collector 211 to take a picture, at this time, images of six sides of the product 120 are obtained, and the image collecting. The third rotating motor 238 rotates 90 degrees reversely, the vertical rod 231 is shortened, the product 120 is placed on the conveyor belt 100 again, the vacuum pump stops working to enable the suction cup 235 to be separated from the product 120, the vertical rod 231 extends to the maximum length, meanwhile, the first rotating motor 236 rotates 90 degrees reversely to enable the turnover mechanism 230 to be attached to the inner side face of the detection box 200, the influence on the shooting of the top image collector 240 is avoided, and finally, the synchronous driving motors in the first synchronous movement mechanism 210 and the second synchronous movement mechanism 220 rotate reversely to drive the first side image collector 211 and the turnover mechanism 230 to return to the initial positions to wait for the detection of the next product 120.
The treater acquires the image of the six sides of product 120 after, can judge whether there is the defect in the outward appearance of product, and this in-process needs to handle the image and produce corresponding judged result, because the treater belongs to prior art to the collection of image with the production judged result, consequently the utility model discloses do not describe in detail its specific process.
The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the embodiments, and any changes that can be considered by those skilled in the art shall fall within the protection scope of the present invention.
Claims (7)
1. The product defect detection device comprises a conveyor belt and a detection box, wherein the detection box is fixedly arranged right above the conveyor belt, and is characterized in that a first synchronous motion mechanism, a second synchronous motion mechanism, a turnover mechanism and a top image collector are arranged in the detection box;
the turnover mechanism is arranged on the second synchronous movement mechanism and comprises a vertical rod, a cross rod, a top hanging rod and a bottom hanging rod, the vertical rod is in a vertical state, the bottom end of the vertical rod is arranged on the second synchronous movement mechanism, the top end of the vertical rod is vertically and rotatably connected with one end of the cross rod, the other end of the cross rod is vertically and rotatably connected with the top end of the top hanging rod, the bottom end of the top hanging rod is rotatably connected with the top end of the bottom hanging rod, and a sucker is fixedly arranged at the bottom end of the bottom hanging rod;
first rotating electrical machines and second rotating electrical machines are installed respectively at the top surface both ends of horizontal pole, first rotating electrical machines and second rotating electrical machines are used for driving horizontal pole and top jib at the horizontal plane internal rotation respectively, third rotating electrical machines is installed to the bottom of top jib, and this third rotating electrical machines is used for the drive bottom jib is at vertical in-plane rotation, the pole setting is in the orientation install second side image collector on first side image collector's the side, second side image collector is in same height with first side image collector.
2. The apparatus for detecting defects in products according to claim 1, wherein an air pipe is connected to the suction cup, and the air pipe is connected to a vacuum pump located outside the inspection box.
3. The product defect detecting apparatus according to claim 2, wherein a controller is mounted on an outer side surface of the detecting box, and the first synchronous moving mechanism, the second synchronous moving mechanism, the first rotating motor, the second rotating motor, the third rotating motor and the vacuum pump are electrically connected to the controller.
4. The product defect detecting device of claim 3, wherein the second synchronous moving mechanism comprises a slide box, a screw rod and a synchronous driving motor, the synchronous driving motor is electrically connected with the controller, a slide hole is formed on the top surface or the side surface of the slide box, the screw rod is positioned in the slide box, a rotating shaft of the synchronous driving motor extends into the slide box and is fixedly connected with one end of the screw rod, and the other end of the screw rod is rotatably inserted on the inner side surface of the slide box; the screw rod is sleeved with a nut seat, the lower end of the vertical rod penetrates through the sliding hole and extends into the sliding box, and the lower end of the vertical rod is fixedly connected with the outer side face of the nut seat.
5. The product defect detecting device of claim 3, wherein the upright rod is composed of a top slide rod and a bottom slide rod, the bottom end of the bottom slide rod is slidably sleeved outside the bottom end of the top slide rod, a lifting push rod is connected between the bottom surface of the top slide rod and the top surface of the bottom slide rod, and the lifting push rod is electrically connected with the controller.
6. The product defect detecting apparatus of claim 5, wherein the lifting push rod is an electric push rod.
7. The product defect detecting apparatus as claimed in claim 1, wherein a plurality of lighting devices are installed inside the detecting box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922387100.5U CN211453398U (en) | 2019-12-26 | 2019-12-26 | Product defect detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922387100.5U CN211453398U (en) | 2019-12-26 | 2019-12-26 | Product defect detection device |
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| Publication Number | Publication Date |
|---|---|
| CN211453398U true CN211453398U (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922387100.5U Expired - Fee Related CN211453398U (en) | 2019-12-26 | 2019-12-26 | Product defect detection device |
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| CN (1) | CN211453398U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268174A (en) * | 2020-10-22 | 2021-01-26 | 陕西世和安全应急技术有限公司 | Image detection and identification device and method for safety production line |
| CN113301789A (en) * | 2021-05-21 | 2021-08-24 | 长春思为科技有限公司 | Circuit board production equipment for multi-station surface mounting |
| CN113340902A (en) * | 2021-05-19 | 2021-09-03 | 沈阳风驰软件股份有限公司 | Method and device for detecting surface defects of catalyst carrier, and electronic device |
| CN113567461A (en) * | 2021-07-19 | 2021-10-29 | 苏州利乐电子科技有限公司 | Automatic detector capable of enlarging detection range |
| CN113731840A (en) * | 2021-09-07 | 2021-12-03 | 浙江聚新自动化设备有限公司 | High-speed detection process for chopstick defects |
-
2019
- 2019-12-26 CN CN201922387100.5U patent/CN211453398U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268174A (en) * | 2020-10-22 | 2021-01-26 | 陕西世和安全应急技术有限公司 | Image detection and identification device and method for safety production line |
| CN113340902A (en) * | 2021-05-19 | 2021-09-03 | 沈阳风驰软件股份有限公司 | Method and device for detecting surface defects of catalyst carrier, and electronic device |
| CN113301789A (en) * | 2021-05-21 | 2021-08-24 | 长春思为科技有限公司 | Circuit board production equipment for multi-station surface mounting |
| CN113301789B (en) * | 2021-05-21 | 2023-04-11 | 长春思为科技有限公司 | Circuit board production equipment for multi-station surface mounting |
| CN113567461A (en) * | 2021-07-19 | 2021-10-29 | 苏州利乐电子科技有限公司 | Automatic detector capable of enlarging detection range |
| CN113731840A (en) * | 2021-09-07 | 2021-12-03 | 浙江聚新自动化设备有限公司 | High-speed detection process for chopstick defects |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200908 Termination date: 20211226 |
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| CF01 | Termination of patent right due to non-payment of annual fee |