CN111426697A - Body defect visual inspection device - Google Patents
Body defect visual inspection device Download PDFInfo
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- CN111426697A CN111426697A CN202010389022.7A CN202010389022A CN111426697A CN 111426697 A CN111426697 A CN 111426697A CN 202010389022 A CN202010389022 A CN 202010389022A CN 111426697 A CN111426697 A CN 111426697A
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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
- G01N21/90—Investigating the presence of flaws or contamination in a container or its contents
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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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- 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
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
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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
- G01N21/90—Investigating the presence of flaws or contamination in a container or its contents
- G01N21/9009—Non-optical constructional details affecting optical inspection, e.g. cleaning mechanisms for optical parts, vibration reduction
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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
- G01N21/90—Investigating the presence of flaws or contamination in a container or its contents
- G01N21/909—Investigating the presence of flaws or contamination in a container or its contents in opaque containers or opaque container parts, e.g. cans, tins, caps, labels
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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
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
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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
- G01N2021/8809—Adjustment for highlighting flaws
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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
- G01N2021/8841—Illumination and detection on two sides of object
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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
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
- G01N2021/8854—Grading and classifying of flaws
- G01N2021/8867—Grading and classifying of flaws using sequentially two or more inspection runs, e.g. coarse and fine, or detecting then analysing
- G01N2021/887—Grading and classifying of flaws using sequentially two or more inspection runs, e.g. coarse and fine, or detecting then analysing the measurements made in two or more directions, angles, positions
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- General Health & Medical Sciences (AREA)
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- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The invention relates to a visual bottle body defect detection device which comprises a main machine body, wherein a conveying assembly for conveying a bottle body is arranged on the main machine body; the conveying assembly comprises two primary conveying belts which are arranged in the same horizontal plane, a gap is formed between the two primary conveying belts, and the two primary conveying belts convey the bottle bodies forwards through clamping; the main machine body is also provided with a first illuminating lamp, a fifth shooting camera and a first shooting camera, the first illuminating lamp is arranged on the lower sides of the two primary conveyer belts, the first shooting camera is positioned on the upper side of the first illuminating lamp, a central hole is formed in the first illuminating lamp, and the fifth shooting camera is arranged on the lower side of the first illuminating lamp; the first illuminating lamp irradiates upwards, the fifth shooting camera shoots upwards, and the fifth shooting camera shoots upwards through the center hole of the first illuminating lamp. The invention has the effects of making the shot image of the bottle body clearer and seeing whether the bottle body is defective or not more intuitively.
Description
Technical Field
The invention relates to the technical field of bottle body defect detection, in particular to a bottle body defect visual detection device.
Background
With the increasing trend of global economy integration, the requirement of the plastic bottle manufacturing industry on the product quality is higher and higher, and companies and enterprises in related industries are forced to invest more manpower and financial resources in the quality inspection of the products. In the manufacture of plastic bottles, defects in the body are an important aspect of product quality. After the plastic bottles with the defective bottle bodies flow into the market, the plastic bottles not only can cause complaints and claims of customers, but also bring reputation and economic loss which are difficult to predict to manufacturers, directly influence the market image of the manufacturers, and simultaneously damage the benefits of the customers.
As shown in fig. 1, a conventional plastic bottle is shown in fig. 1, and a bottle body 1 mainly includes a bottle body 101, a bottle bottom 102, a bottle shoulder 103, and a bottle mouth 104. In addition, a handle 105 may be provided on the bottle 101.
Chinese patent No. CN202471610U discloses an automatic bottle body defect detection device based on machine vision, wherein a bottle body to be detected is transmitted by a production line with a guide rail, and five cameras are fixed beside the guide rail, including a front-end camera for taking images of a bottle mouth, three body cameras for taking images of the bottle body, and a bottle bottom camera for taking images of a bottle bottom; the encoder is used for sensing the movement beat of the assembly line, the in-place sensor is used for sensing the position of the bottle body, the controller controls the cameras to shoot images according to sensed signals, the images shot by the cameras are sent to the computer, and the computer detects whether the bottle body to be detected has defects according to the images.
The above prior art solutions have the following drawbacks: when detecting body 1, body 1 follows the conveyer belt and advances to light source's downside, and light that light source sent shines on body 1, illuminates body 1, and the camera shoots body 1 and gets for the image of getting for instance, shows body 1 image display via the computer, detects the defect on the body 1. However, in actual detection, since the bottle body 1 is directly placed on the conveyor belt and the illumination light source is arranged on the upper side of the bottle body 1, when the illumination light source illuminates the bottle body 1 and then shoots, the light source emitted by the illumination light source cannot penetrate through the bottle bottom 102, so that defects on the bottle bottom 102 cannot be detected more intuitively.
Disclosure of Invention
Aiming at the defects in the prior art, one of the purposes of the invention is to provide a bottle body defect visual detection device, wherein two conveying belts are arranged to clamp a bottle body, an illumination light source is arranged at the lower side of the conveying belts to irradiate the bottom of the bottle, so that the bottle body emits light, the light source penetrates through the bottom of the bottle, the shot image of the bottle body is clearer, and whether the bottle body has defects or not can be seen more visually.
The above object of the present invention is achieved by the following technical solutions:
a visual bottle body defect detection device comprises a main machine body, wherein a conveying assembly for conveying a bottle body is arranged on the main machine body;
the conveying assembly comprises two primary conveying belts which are arranged in the same horizontal plane, a gap is formed between the two primary conveying belts, and the two primary conveying belts convey the bottle bodies forwards through clamping;
the main machine body is also provided with a first illuminating lamp, a fifth shooting camera and a first shooting camera, the first illuminating lamp is arranged on the lower sides of the two primary conveyer belts, the first shooting camera is positioned on the upper side of the first illuminating lamp, a central hole is formed in the first illuminating lamp, and the fifth shooting camera is arranged on the lower side of the first illuminating lamp; the first illuminating lamp irradiates upwards, the fifth shooting camera shoots upwards, and the fifth shooting camera shoots upwards through the center hole of the first illuminating lamp; when two elementary conveyer belts with the body centre gripping to between first light and the first camera of shooing, first camera, first light, the fifth camera of shooing and the bottle end are a straight line and arrange.
Through adopting above-mentioned technical scheme, when examining the body, the staff transports the body between two elementary conveyer belts, two elementary conveyer belts are through carrying out the centre gripping to the body, drive the body and move forward, after moving the body to the downside of first shooting camera, the shooting angle of first shooting camera and fifth shooting camera is just to the bottom of the bottle, then first light is opened, illuminate the body, the light gathering is in bottom of the bottle department, make the luminance of bottom of the bottle department be greater than other positions, the light that first light sent runs through the bottom of the bottle, first shooting camera and fifth shooting camera shoot the bottom of the bottle jointly, take out the image of bottom of the bottle department.
The present invention in a preferred example may be further configured to: and a second illuminating lamp is arranged on the upper side of the primary conveying belt and irradiates downwards.
Through adopting above-mentioned technical scheme, after having clapped the bottle end that first light lighted, first light is closed, and the second light is opened, and the second light is arranged the upside at first light, and the back is opened to the second light, and inside the body was penetrated to the light that sends, lighted the body inner wall, and first shooting camera is taken once more, claps out the image of body inner wall department, improves and shoots the effect.
The present invention in a preferred example may be further configured to: a secondary conveyer belt is arranged on the main machine body, and one end of the secondary conveyer belt extends into the lower sides of the two primary conveyer belts;
a plurality of third illuminating lamps for detecting the bottle body are arranged on the main machine body, the third illuminating lamps form a ring shape, a gap exists between every two adjacent third illuminating lamps, and the illuminating directions of the third illuminating lamps are converged at one point;
a second shooting camera is arranged on the main machine body and used for shooting the bottle body, and the second shooting camera is used for horizontally shooting;
install the sixth light on the host computer body, the illumination of sixth illumination from the top down, sixth light and third light shine the body twice, and the second shoots the camera and carry out twice shooting.
Through adopting above-mentioned technical scheme, after clapping the body inner wall that the second light lighted, the second light is closed, and elementary conveyer belt restarts, and the centre gripping body gos forward, and the body is followed elementary conveyer belt and is advanced to secondary conveyer belt on, is taken the body to continue to go forward by secondary conveyer belt.
When the bottle body is taken to the middle of the third illuminating lamps by the secondary conveying belt, the third illuminating lamps are turned on, the third illuminating lamps surround the bottle body, and the emitted light directly irradiates on the bottle body of the bottle body to illuminate the bottle body. After the bottle is illuminated, the second is shot the camera and is shot the bottle, takes a picture on the bottle, and a plurality of second are shot the camera and around the body for a plurality of second are shot the camera cooperation work, and the image composition that takes out is complete body image, reduces the dead angle when shooing, improves and shoots the effect. Wherein, the second is shot the camera and is shot twice, and the body is lighted by third light and sixth light respectively, improves the definition of illuminating effect and shooting, and the clear defect position is made clear.
The present invention in a preferred example may be further configured to: the second photographing camera is installed together with the third illuminating lamp and at an intermediate position of the third illuminating lamp.
Through adopting above-mentioned technical scheme, be convenient for arrange the second and shoot the camera.
The present invention in a preferred example may be further configured to: the main body is also provided with a third camera, and the third camera is used for shooting the bottle shoulder; the third camera is arranged on the upper side of the secondary conveyer belt, and the shooting direction of the third camera is downward shooting;
a fourth illuminating lamp is arranged on the main machine body, is an annular lamp and is arranged on the upper side of the secondary conveyer belt; the fourth illuminating lamp is arranged on the lower side of the third camera, and the third camera takes a picture from the center of the fourth illuminating lamp.
Through adopting above-mentioned technical scheme, after having clapped the bottle that the third light illuminated, the third light is closed, secondary conveyer belt restarts, carry the downside of fourth light with the body, secondary conveyer belt stops once more, make the body stop in the downside of fourth light, the fourth light is the annular, arrange the upside at the body, the light that sends shines downwards on the body, light up shoulder department, then shoot shoulder department by arranging the third camera of clapping at fourth light upside, take out the image of shoulder department. Wherein, when carrying out the shooting of bottle department, the second is shot the camera and also can be shot partial bottle shoulder department image, but the second is shot camera and third light and is arranged in the relative bottle shoulder slope, has the shooting dead angle to can't shoot the image of bottle shoulder department completely, in addition, arrange the upside at the bottle with fourth light and third camera, can directly pitch over the bottle shoulder, dead angle when reducing the shooting.
The present invention in a preferred example may be further configured to: a fourth shooting camera is arranged on the main body and is used for shooting the bottle mouth; the fourth shooting camera is also arranged on the upper side of the secondary conveyer belt, and the shooting direction of the fourth shooting camera is downward shooting;
install the fifth light on the host computer body, the fifth light also is the annular lamp, and the fifth light upwards shines, covers on the second light and establishes and be fixed with the concave reflector, has seted up the through-hole on the concave reflector, and the fourth is shot the camera and is shot from through-hole department.
Through adopting above-mentioned technical scheme, after clapping the bottle shoulder department that the fourth light lighted, the fourth light is closed, the secondary conveyer belt starts, carry the downside of fifth light with the body, the secondary conveyer belt stops, make the body stop in the downside of fifth light, the back is opened to the fifth light, the light that produces shines on the concave surface speculum, concave surface speculum reflection light, concentrate light bottleneck department, illuminate the bottleneck, then the fourth shoots the camera via the through-hole on the concave surface speculum and shoots the bottleneck, clap the image of bottleneck department.
The present invention in a preferred example may be further configured to: the auxiliary shooting cameras are arranged on the main body and are arranged on two sides of the secondary conveying belt;
install the support frame on the host computer body, supplementary camera of shooing is installed on the support frame, installs the auxiliary lighting lamp that carries out the illumination when shooting to supplementary camera moreover on the host computer body.
Through adopting above-mentioned technical scheme, when needs carry out supplementary shooting, only need let secondary conveyer belt take the body after the image of having shot the bottleneck to advance auxiliary lighting lamp department, secondary conveyer belt stops, let the light that auxiliary lighting lamp sent light on with the body handle department light, it shoots to be the slope moreover, can shoot with the body, shoot at the bottom of the bottle and the shooting of bottle shoulder cooperate, shoot from many angles and eliminate the dead angle, and use supplementary camera of shooing to supplement the shooting angle, further eliminate the dead angle, improve the precision of shooting.
The present invention in a preferred example may be further configured to: the main machine body is provided with a sealing cover.
Through adopting above-mentioned technical scheme, establish host computer body, conveyor components, light, shooting camera etc. cover, keep the dark in the enclosure for when the body is lighted, light is more obvious, and the image of shooing is more clear.
The present invention in a preferred example may be further configured to: the other end of the secondary conveyer belt exceeds the main machine body and conveys the bottle body out of the main machine body, and a pushing cylinder is further mounted on the secondary conveyer belt and mounted on the part, exceeding the main machine body, of the secondary conveyer belt.
Through adopting above-mentioned technical scheme, the image transmission of shooing is to the computer in, after finding out the position that has the defect, with on the information transmission that the body has the defect promoted the cylinder, when the body gos forward to the place ahead that promotes the cylinder, promotes the cylinder and starts, promotes the body, pushes away the body on the guide board for the body breaks away from the secondary conveyer belt, directly rejects from the secondary conveyer belt the body that will have the defect.
In summary, the invention includes at least one of the following beneficial technical effects:
1. the bottle body is clamped and transported by the two primary conveyer belts, so that the interference to the bottle bottom in shooting is reduced, and the image of the bottle bottom is clearer;
2. after the shooting of the bottle bottom, the bottle body, the bottle shoulder, the inner wall of the bottle body and the bottle shoulder, the image combination at each position is displayed on a display screen of a computer, so that a worker can visually see the defect position on the bottle body;
3. through setting up supplementary camera of shooing, further eliminate the shooting dead angle on the body, improve the shooting precision.
Drawings
FIG. 1 is a schematic view of a plastic bottle to be tested in the prior art;
FIG. 2 is a schematic view of a visual inspection apparatus according to the present embodiment;
FIG. 3 is a schematic view of the visual inspection apparatus of the present embodiment with the enclosure removed;
fig. 4 is a schematic diagram of the first illuminating lamp and the first photographing camera in the embodiment;
FIG. 5 is a schematic diagram of a second camera and a third camera in the present embodiment;
fig. 6 is a schematic diagram of a fourth camera and an auxiliary camera in the present embodiment.
In the figure, 1, a bottle body; 101. a bottle body; 102. a bottle bottom; 103. a bottle shoulder; 104. a bottle mouth; 105. a handle; 2. a main body; 3. a closure cap; 4. a delivery assembly; 401. a primary conveyor belt; 402. a secondary conveyor belt; 5. a first illumination lamp; 6. a first photographing camera; 7. a second illumination lamp; 8. a third lighting lamp; 9. a second photographing camera; 10. a third camera; 11. a fourth lighting lamp; 12. a fourth photographing camera; 13. a fifth lighting lamp; 14. a concave reflector; 15. a through hole; 16. an auxiliary shooting camera; 17. a support frame; 18. an auxiliary lighting lamp; 19. a push cylinder; 20. a guide plate; 21. a fifth photographing camera; 22. and a sixth illuminating lamp.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 2 and 3, the visual bottle defect detection device disclosed by the invention comprises a main machine body 2, wherein a sealing cover 3 covers the main machine body 2. A conveying unit 4 for conveying the bottle body 1 is provided on the main body 2.
Referring to fig. 3 and 4, the conveyor assembly 4 includes two primary conveyor belts 401 arranged in the same horizontal plane, and the conveyor assembly 4 is mounted on the main body 2. A gap exists between the two primary conveyor belts 401. After the bottle body 101 enters the main body 2, the bottle body 101 enters between two primary conveyer belts 401, the two primary conveyer belts 401 clamp the bottle body 101, and the two primary conveyer belts 401 convey the bottle body 101 forward by clamping. When the two primary conveyor belts 401 convey the bottle bodies 101, the bottle bottoms 102 of the bottle bodies 101 are downward, and the bottle openings 104 are upward.
Also mounted on the main body 2 are a first illumination lamp 5, a fifth photographing camera 21, and a first photographing camera 6, the first illumination lamp 5 being disposed at the lower side of the two primary conveyor belts 401, the first photographing camera 6 being at the upper side of the first illumination lamp 5. The first illuminating lamp 5 is provided with a center hole, the fifth shooting camera 21 is arranged on the lower side of the first illuminating lamp 5, the fifth shooting camera 21 shoots upwards through the center hole of the first illuminating lamp 5, the first illuminating lamp 5 irradiates upwards, and the first shooting camera 6 shoots downwards.
When the two primary conveyor belts 401 clamp the bottle body 1 between the first illuminating lamp 5 and the first photographing camera 6, the first illuminating lamp 5, the fifth photographing camera 21, and the bottle bottom 102 are arranged in a straight line.
When detecting body 1, open first light 5, the light that first light 5 sent shines on body 1, body 1 absorbs the light that first light 5 sent, improve the luminance of body 1 department, provide the light source for first shooting camera 6 when shooing body 1 image, wherein, first light 5 arranges the downside at body 1, the bottle end 102 is directly shone, make light run through body 1, let the bottle end 102 image that first shooting camera 6 shot for run through the bottle end 102, let the bottle end 102 image that first shooting camera 6 shot more clear.
When detecting body 1, the staff transports body 1 between two elementary conveyer belts 401, two elementary conveyer belts 401 are through carrying out the centre gripping to body 1, drive body 1 forward motion, after moving body 1 to the lower side of first shooting camera 6, the shooting angle of first shooting camera 6 and fifth shooting camera 21 is just to bottle end 102, then first light 5 is opened, illuminate body 1, the light gathering is in bottle end 102 department, make the luminance of bottle end 102 department be greater than other positions, the light that first light 5 sent runs through the bottle end, first shooting camera 6 and fifth shooting camera 21 shoot bottle end 102 jointly, shoot the image of bottle end 102 department.
Install second light 7 at the upside of elementary conveyer belt 401, second light 7 shines downwards, illuminates in the bottle of body 1, lets first shooting camera 6 after once taking, shoots body 1 once more for body 1 is at the in-process of shooing, shoots body 1 from two upper and lower directions, can be so that the defect of bottle end 102 department is more clear. But also the situation in the bottle can be seen more clearly.
A secondary conveyor belt 402 is installed on the main body 2, the secondary conveyor belt 402 being horizontally arranged, and one end of the secondary conveyor belt 402 extends into the lower sides of the two primary conveyor belts 401. After the bottle body 1 is captured by the first camera 6, the two primary conveyer belts 401 drive the bottle body 1 to move to the secondary conveyer belt 402, and the secondary conveyer belt 402 supports and transports the bottle body 1.
Referring to fig. 3 and 5, a plurality of third illuminating lamps 8 for detecting the bottles 101 are installed on the main body 2, the third illuminating lamps 8 are formed in a ring shape, a gap is formed between the adjacent third illuminating lamps 8, the third illuminating lamps 8 horizontally illuminate, and the illuminating directions of the third illuminating lamps 8 converge at one point. In the present embodiment, four third illuminating lamps 8 are provided, and the four third illuminating lamps 8 are arranged two by two on both sides of the secondary conveyer 402.
A second photographing camera 9 is mounted on the main body 2, and the second photographing camera 9 is used for photographing the bottle 101. Wherein the second photographing camera 9 is installed together with the third illuminating lamp 8 and at a middle position of the third illuminating lamp 8, and the second photographing camera 9 performs horizontal photographing. Each third illuminating lamp 8 is provided with a second shooting camera 9.
Still install sixth light 22 on the main frame body 2, sixth light 22 shines from the top down, and sixth light 22 and third light 8 shine twice to the body of a bottle, and the second shoots camera 9 and carry out twice and shoot.
When the body 1 moves to between the plurality of third illuminating lamps 8 following the secondary conveyer belt 402, the secondary conveyer belt 402 stops, so that the body 1 stops advancing, after the plurality of third illuminating lamps 8 are turned on, the generated light is concentrated on the body 1, and then the second photographing camera 9 photographs the body 1. Wherein, because the second shoots camera 9 horizontal arrangement, can directly shoot the bottle 101 of body 1, the defect of direct detection bottle 101 department. The second photographing camera 9 is disposed right above the body 1.
A third camera 10 is further mounted on the main body 2, and the third camera 10 is used for photographing the shoulder 103. Wherein the third camera 10 is disposed on the upper side of the secondary conveyor belt 402, and the shooting direction of the third camera 10 is downward shooting. A fourth illumination lamp 11 is installed on the main body 2, the fourth illumination lamp 11 being a ring lamp, the fourth illumination lamp 11 also being disposed on the upper side of the secondary conveyer 402. The fourth illumination lamp 11 is disposed at a lower side of the third camera 10, and the third camera 10 photographs from a center of the fourth illumination lamp 11.
When the bottle body 1 moves to the lower side of the fourth illuminating lamp 11 along with the secondary conveyer 402, the third camera 10 is just facing the bottle body 1, and the fourth illuminating lamp 11 illuminates the bottle shoulder 103 on the bottle body 1, so that the brightness of the bottle shoulder 103 is improved, and when the third camera 10 shoots, the bottle shoulder 103 is shot.
Referring to fig. 3 and 6, a fourth imaging camera 12 is attached to the main body 2, and the fourth imaging camera 12 images the mouthpiece 104. Wherein the fourth photographing camera 12 is also disposed on the upper side of the secondary conveyer belt 402, and the photographing direction of the fourth photographing camera 12 is downward photographing. Install fifth light 13 on the main frame body 2, fifth light 13 also is the ring lamp, and fifth light 13 upwards shines, covers on second light 7 and establishes and be fixed with concave reflector 14, has seted up through-hole 15 on concave reflector 14, and fourth shooting camera 12 shoots from through-hole 15 department. Wherein the through hole 15 is photographed at the center of the concave reflecting mirror 14.
When the bottle body 1 moves to the lower side of the fifth illuminating lamp 13 along with the secondary conveying belt 402, the fourth shooting camera 12 is right opposite to the bottle body 1, the light generated after the fifth illuminating lamp 13 is turned on irradiates on the concave reflecting mirror 14, the concave reflecting mirror 14 reflects the light and concentrates on the bottle opening 104 of the bottle body 1 to illuminate the bottle opening 104 on the bottle body 1, so that the brightness of the bottle opening 104 is improved, and when the fourth shooting camera 12 shoots, the bottle opening 104 is shot.
The central symmetry line of the two primary conveyer belts 401 along the length direction is aligned with the central symmetry line of the secondary conveyer belt 402 along the length direction, so that when the two primary conveyer belts 401 drive the bottle bodies 1 to advance onto the secondary conveyer belt 402 through clamping, the bottle bodies 1 can directly fall onto the central line of the secondary conveyer belt 402, and a certain deviation rectifying effect can be achieved.
In addition, in actual detection, the handle 105, for example, a bottle of laundry detergent, may exist on the bottle body 1, and when the bottle body 1 is detected, the handle 105 may block light, block the shooting by the second shooting camera 9, and affect the shooting effect.
In order to improve the shooting effect, an auxiliary shooting camera 16 is mounted on the main body 2, the auxiliary shooting camera 16 is arranged on both sides of the secondary conveyer 402, and shoots the bottle body 1 on the secondary conveyer 402, wherein the auxiliary shooting camera 16 shoots the bottle body 1 in an inclined manner.
A support frame 17 is attached to the main body 2, the auxiliary imaging camera 16 is attached to the support frame 17, an auxiliary illuminating lamp 18 for illuminating the auxiliary imaging camera 16 when imaging is attached to the main body 2, and when imaging the body 1 with the handle 105, the auxiliary illuminating lamp 18 illuminates the body 1 and the auxiliary imaging camera 16 images the illuminated body 1.
When the body 1 is illuminated, the brightness of the illuminated portion of the body 1 is greater than that of the other portions, and when the first illuminating lamp 5 illuminates the body 1, the light emitted penetrates the bottom 102.
When detecting body 1, the staff transports body 1 between two elementary conveyer belts 401, two elementary conveyer belts 401 are through carrying out the centre gripping to body 1, drive body 1 forward motion, after moving body 1 to the lower side of first shooting camera 6, the shooting angle of first shooting camera 6 and fifth shooting camera 21 is just to bottle end 102, then first light 5 is opened, illuminate body 1, the light gathering is in bottle end 102 department, make the luminance of bottle end 102 department be greater than other positions, the light that first light 5 sent runs through the bottle end, first shooting camera 6 and fifth shooting camera 21 shoot bottle end 102 jointly, shoot the image of bottle end 102 department.
After the bottle bottom 102 illuminated by the first illuminating lamp 5 is photographed, the first illuminating lamp 5 is turned off, the second illuminating lamp 7 is turned on, the second illuminating lamp 7 is arranged on the upper side of the first illuminating lamp 5, the second illuminating lamp 7 is turned on, the emitted light is emitted into the bottle body 1 to illuminate the inner wall of the bottle body 1, the first photographing camera 6 is used for photographing again, and the image of the inner wall of the bottle body 1 is photographed.
After the inner wall of the bottle body 1 illuminated by the second illuminating lamp 7 is shot, the second illuminating lamp 7 is turned off, the primary conveying belt 401 is started again, the bottle body 1 is clamped to advance, the bottle body 1 advances onto the secondary conveying belt 402 along with the primary conveying belt 401, and the bottle body 1 is driven by the secondary conveying belt 402 to continue advancing.
When the secondary conveyer belt 402 brings the bottle body 1 to the middle of the plurality of third illuminating lamps 8, the secondary conveyer belt 402 stops, the third illuminating lamps 8 are turned on, the plurality of third illuminating lamps 8 encircle the bottle body 1, and the emitted light directly irradiates on the bottle bodies 101 of the bottle body 1 to illuminate the bottle bodies 101. After the bottle 101 is illuminated, the second shoots camera 9 and shoots the bottle 101, shoots out the image on the bottle 101, and a plurality of second shooting cameras 9 are around body 1 for a plurality of second shooting cameras 9 work in coordination, and the image composition that shoots is complete body 1 image, dead angle when reducing to shoot improves the shooting effect. Wherein, the second shoots camera 9 and shoots twice, and body 1 is lighted by third light 8 and sixth light 22 respectively, improves the definition of illuminating effect and shooting, and the clear defect position.
After the bottle 101 illuminated by the third illuminating lamp 8 is photographed, the third illuminating lamp 8 is turned off, the secondary conveyer belt 402 is started again, the bottle body 1 is conveyed to the lower side of the fourth illuminating lamp 11, the secondary conveyer belt 402 is stopped again, the bottle body 1 is stopped at the lower side of the fourth illuminating lamp 11, the fourth illuminating lamp 11 is annular and is arranged on the upper side of the bottle body 1, the emitted light downwards irradiates the bottle body 1, the bottle shoulder 103 is illuminated, then the bottle shoulder 103 is photographed by the third photographing camera 10 arranged on the upper side of the fourth illuminating lamp 11, and an image of the bottle shoulder 103 is photographed. When the bottle 101 is shot, the second shooting camera 9 can also shoot partial images of the bottle shoulder 103, but the second shooting camera 9 and the third lighting lamp 8 are obliquely arranged relative to the bottle shoulder 103, so that dead angles exist in shooting, the images of the bottle shoulder 103 cannot be shot completely, in addition, the fourth lighting lamp 11 and the third shooting camera 10 are arranged on the upper side of the bottle 101, the bottle shoulder 103 can be shot in a downward direction directly, dead angles in shooting are reduced, and the definition of the images in shooting is improved.
After the bottle shoulder 103 illuminated by the fourth illuminating lamp 11 is shot, the fourth illuminating lamp 11 is turned off, the secondary conveying belt 402 is started, the bottle body 1 is conveyed to the lower side of the fifth illuminating lamp 13, the secondary conveying belt 402 stops, the bottle body 1 is stopped at the lower side of the fifth illuminating lamp 13, the fifth illuminating lamp 13 is turned on, the generated light irradiates the concave reflecting mirror 14, the concave reflecting mirror 14 reflects the light, the light is concentrated to the bottle opening 104, the bottle opening 104 is illuminated, then the fourth shooting camera 12 shoots the bottle opening 104 through the through hole 15 in the concave reflecting mirror 14, and an image of the bottle opening 104 is shot.
After the shooting of the bottle bottom 102, the bottle body 101, the bottle shoulder 103, the inner wall of the bottle body 101 and the bottle shoulder 103, the image combination at each position is displayed on the display screen of the computer, so that the worker can visually see the defect position on the bottle body 1. Because the bottle shoulder 103 is generally obliquely arranged and the bottle opening 104 is provided with the threads, the bottle shoulder 103 and the bottle opening 104 are easy to have shooting dead angles, when the image of the bottle body 101 is shot, the threads at the bottle opening 104 can be shot together and combined with the shooting process of the bottle opening 104, so that the shot image at the bottle opening 104 is clearer; the images of the bottle body 101, the inner wall of the bottle body 101 and the bottle shoulder 103 are combined, so that the combined image of the inside and the outside of the bottle shoulder 103 is shot, and the dead angle of the bottle shoulder 103 is eliminated.
In addition, when the auxiliary shooting is needed, the secondary conveyer belt 402 only needs to advance to the auxiliary illuminating lamp 18 with the bottle body 1 after the image of the bottle opening 104 is shot, the secondary conveyer belt 402 stops, the handle 105 on the bottle body 1 is lightened by the light emitted by the auxiliary illuminating lamp 18, the inclined shooting can be matched with the shooting of the bottle body 1, the shooting of the bottle bottom 102 and the shooting of the bottle shoulder 103, dead angles can be eliminated by the multi-angle shooting, the shooting angle is supplemented by the auxiliary shooting camera 16, the dead angles are further eliminated, and the shooting precision is improved.
After the shooting is completed, the secondary conveyer belt 402 continues to transport the bottle body 1, the other end of the secondary conveyer belt 402 exceeds the main body 2, the bottle body 1 is transported out of the main body 2, referring to fig. 6, a pushing cylinder 19 is further installed on the secondary conveyer belt 402, the pushing cylinder 19 is installed on the part of the secondary conveyer belt 402 exceeding the main body 2, and a guide plate 20 is installed on the secondary conveyer belt 402, the guide plate 20 is obliquely arranged and aligned with the pushing cylinder 19. The push cylinder 19 is computer controlled.
The shot image is transmitted to a computer, after the position with the defect is found, the information that the bottle body 1 has the defect is transmitted to the pushing cylinder 19, when the bottle body 1 advances to the front of the pushing cylinder 19, the pushing cylinder 19 is started to push the bottle body 1, the bottle body 1 is pushed to the guide plate 20, the bottle body 1 is separated from the secondary conveying belt 402, and the bottle body 1 with the defect is directly removed from the secondary conveying belt 402.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (9)
1. The utility model provides a body defect visual inspection device which characterized in that: comprises a main machine body (2), wherein a conveying component (4) for conveying the bottle body (1) is arranged on the main machine body (2);
the conveying assembly (4) comprises two primary conveying belts (401) which are arranged in the same horizontal plane, a gap exists between the two primary conveying belts (401), and the two primary conveying belts (401) convey the bottle bodies (101) forwards through clamping;
a first illuminating lamp (5), a fifth shooting camera (21) and a first shooting camera (6) are further mounted on the main machine body (2), the first illuminating lamp (5) is arranged on the lower sides of the two primary conveying belts (401), the first shooting camera (6) is located on the upper side of the first illuminating lamp (5), a central hole is formed in the first illuminating lamp (5), and the fifth shooting camera (21) is arranged on the lower side of the first illuminating lamp (5); the first illuminating lamp (5) irradiates upwards, the fifth shooting camera (21) shoots upwards, and the fifth shooting camera (21) shoots upwards through a center hole of the first illuminating lamp (5); when the bottle body (1) is clamped between the first illuminating lamp (5) and the first shooting camera (6) by the two primary conveying belts (401), the first shooting camera (6), the first illuminating lamp (5), the fifth shooting camera (21) and the bottle bottom (102) are arranged in a straight line.
2. The visual inspection device of a body defect of claim 1, wherein: and a second illuminating lamp (7) is installed on the upper side of the primary conveying belt (401), and the second illuminating lamp (7) irradiates downwards.
3. The visual inspection device of a body defect of claim 1, wherein: a secondary conveyer belt (402) is arranged on the main machine body (2), and one end of the secondary conveyer belt (402) extends into the lower sides of the two primary conveyer belts (401);
a plurality of third illuminating lamps (8) used for detecting the bottle body (101) are mounted on the main machine body (2), the third illuminating lamps (8) are encircled into a ring shape, gaps exist between the adjacent third illuminating lamps (8), and the illuminating directions of the third illuminating lamps (8) are converged at one point;
a second shooting camera (9) is installed on the main machine body (2), the second shooting camera (9) is used for shooting the bottle body (101), and the second shooting camera (9) shoots horizontally;
install sixth light (22) on the host computer body (2), sixth light (22) from the top down shine, and sixth light (22) and third light (8) shine the body of bottle twice, and camera (9) are shot to the second and carry out twice and shoot.
4. The visual inspection device of body defects of claim 3, wherein: the second shooting camera (9) is installed together with the third illuminating lamp (8) and at the middle position of the third illuminating lamp (8).
5. The visual inspection device of body defects of claim 3, wherein: the main machine body (2) is also provided with a third shooting camera (10), and the third shooting camera (10) is used for shooting the bottle shoulder (103); a third camera (10) is arranged on the upper side of the secondary conveyor belt (402), and the shooting direction of the third camera (10) is downward shooting;
a fourth illuminating lamp (11) is installed on the main machine body (2), the fourth illuminating lamp (11) is an annular lamp, and the fourth illuminating lamp (11) is arranged on the upper side of the secondary conveying belt (402); the fourth illuminating lamp (11) is arranged on the lower side of the third camera (10), and the third camera (10) shoots from the center of the fourth illuminating lamp (11).
6. The visual inspection device of body defects of claim 3, wherein: a fourth shooting camera (12) is arranged on the main machine body (2), and the fourth shooting camera (12) is used for shooting the bottle opening (104); a fourth photographing camera (12) is also arranged on the upper side of the secondary conveyor belt (402), and the photographing direction of the fourth photographing camera (12) is downward photographing;
install fifth light (13) on the host computer body (2), fifth light (13) also are the ring lamp, and fifth light (13) upwards shine, cover on second light (7) and establish and be fixed with concave reflector (14), seted up through-hole (15) on concave reflector (14), fourth shoot camera (12) follow through-hole (15) and shoot.
7. The visual inspection device of body defects of claim 3, wherein: the main body (2) is provided with an auxiliary shooting camera (16), and the auxiliary shooting camera (16) is arranged on two sides of the secondary conveyer belt (402);
install support frame (17) on the host computer body (2), supplementary camera (16) of shooing are installed on support frame (17), install on the host computer body (2) moreover and are used for carrying out the auxiliary lighting lamp (18) that throw light on when shooing supplementary camera (16).
8. The visual inspection device of a body defect of claim 1, wherein: and a sealing cover (3) is arranged on the main machine body (2).
9. The visual inspection device of body defects of claim 3, wherein: the other end of the secondary conveyer belt (402) exceeds the main machine body (2), the bottle body (1) is conveyed out of the main machine body (2), a pushing cylinder (19) is further installed on the secondary conveyer belt (402), and the pushing cylinder (19) is installed on the part, exceeding the main machine body (2), of the secondary conveyer belt (402).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010389022.7A CN111426697A (en) | 2020-05-09 | 2020-05-09 | Body defect visual inspection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010389022.7A CN111426697A (en) | 2020-05-09 | 2020-05-09 | Body defect visual inspection device |
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| CN111426697A true CN111426697A (en) | 2020-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010389022.7A Pending CN111426697A (en) | 2020-05-09 | 2020-05-09 | Body defect visual inspection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982926A (en) * | 2020-07-23 | 2020-11-24 | 上海珂明注塑系统科技有限公司 | Visual detection equipment and detection method for container |
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