CN201834524U - Vision inspection system - Google Patents
Vision inspection system Download PDFInfo
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- CN201834524U CN201834524U CN2010202895920U CN201020289592U CN201834524U CN 201834524 U CN201834524 U CN 201834524U CN 2010202895920 U CN2010202895920 U CN 2010202895920U CN 201020289592 U CN201020289592 U CN 201020289592U CN 201834524 U CN201834524 U CN 201834524U
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Abstract
A vision inspection system is characterized by comprising a conveyor belt, an image taking device, a light source, a sensor, an industrial personal computer, a removing device and a rotary encoder, wherein the upper surface of the conveyor belt is used for placing a product to be inspected; the light source is arranged facing to the upper surface of the conveyor belt and irradiates the conveyor belt to form a light irradiation area; the image taking device is arranged above the conveyor belt facing to the light irradiation area; the sensor is arranged corresponding to the product to be inspected on the conveyor belt; the removing device is arranged corresponding to the product to be inspected on the conveyor belt; a rotation shaft of the rotary encoder is connected with a drive wheel of the conveyor belt or a grinding rotating wheel under the conveyor belt; and the image taking device, the light source, the sensor, the removing device and the rotary encoder are all connected with and controlled by the industrial personal computer. The vision inspection system fills up the blank in the national industry, the production efficiency and automaticity are greatly improved, the system cost is lower, and the operation is stable and reliable.
Description
Technical field
The utility model relates to a kind of vision detection system, is mainly used in to detect mental package, the presentation quality of printed patterns and the check of product design size, such as easy-open lid, the presentation quality of capacitor case, the oad of rubber ring etc.
Background technology
Detection technique is manufacturing basis, and along with the fast development of manufacture level, the manufacturing field constantly enlarges, and product design improves constantly.Correspondingly, also detection technique has been proposed new needs, traditional a lot of method of inspections can not adapt to the requirement of modern manufacturing industry.
Easy-open lid was come out eighties of last century sixties, and it is widely used in the auxiliary package of beverage can, beer can.Because in light weight, plurality of advantages such as volume is little, waste material is reusable, easy-open lid is promoted rapidly in worldwide, and forms huge manufacturing scale.Show by statistical information in 2008,3,200 hundred million in the annual about preparation of drinks jar in the whole world, wherein, it is 33,000,000,000 that European annual beverage can is sold, the beverage can sales volume in Asia 10 years stimulation ratio in the past is 250%, and the beverage can year consumption of China has 11,000,000,000.
Because easy-to-draw being placed in the production process, can occur lacking limit, no glue, starved, glue dirt, greasy dirt, scuffing, etc. appearance quality.This shows, the automatic vision checking system is applied to have huge development prospect and economic benefit in the easy-open lid production industry.In the past,, labour intensity low with the mode efficient that manually checks the quality of the products is big, precision is not high, it is more that the qualification rate of product is influenced by human element, and the mode of inspecting by random samples at random is difficult to satisfy actual quality requirement again, and therefore high efficiency on-line automatic vision detection system just seems particularly important.And at present, this technology is mainly grasped by enterprise of a few family external few in number, factors such as high, the English operation interface of its price is loaded down with trivial details, past-sale service and communication inconvenience use this system to bring the problem of a lot of reality for China enterprise, also develop Related product to us and have reserved opportunity and development space.
Summary of the invention
The purpose of this utility model is to provide a kind of vision detection system, to satisfy the needs that product detects.
For achieving the above object, the technical solution adopted in the utility model is: a kind of vision detection system is characterized in that: comprise belt conveyor, image-pickup device, light source, sensor, industrial computer, device for eliminating and rotary encoder; Wherein,
Be used to put product to be measured on the described belt conveyor upper surface, described light source is provided with towards the belt conveyor upper surface, and light source irradiation forms a light source irradiation zone on belt conveyor, and described image-pickup device is arranged at the belt conveyor top towards this light source irradiation zone; Product setting to be measured on the corresponding belt conveyor of described sensor; Product setting to be measured on the corresponding belt conveyor of described device for eliminating, and on direction of belt travel, be positioned at the rear in light source irradiation zone; The S. A. of described rotary encoder is connected with friction runner under the drive wheel of belt conveyor or the belt conveyor;
Described image-pickup device, light source, sensor, device for eliminating and rotary encoder all are connected with industrial computer, and by its control.
Related content in the technique scheme is explained as follows:
1, in the such scheme, described industrial computer is that the PC that detects software is installed.
2, in the such scheme, described light source top is provided with the reflection basin of an opening facing to light source between light source and image-pickup device; This reflection basin inside face is coated with the refletorized paint that can reach diffuse effect; The corresponding described image-pickup device of this reflection basin is provided with a through hole.
3, in the such scheme, described light source has at least two-layer, all is parallel to belt conveyor and is the setting of annulus light belt shape; The corresponding reflection of described ground floor light source basin opening part is provided with, and the diameter of the first annulus light belt of its formation is less than the opening diameter of reflection basin; Described second layer light source is located at the position between ground floor light source and the belt conveyor, and the diameter of the second annulus light belt of its formation is greater than the external diameter of test product.
4, in the such scheme, described device for eliminating is the air-blowing device, and this air-blowing device specifically can be an air pump.
5, in the such scheme, described light source mainly is made of the LED lamp of consistent wavelength, helps the clear demonstration of product structure profile to be measured and the service life of system like this.
6, in the such scheme, described sensor is a visible light sensor.
7, in the such scheme, described rotary encoder is used to cooperate PC to calculate the distance of product to be measured to the air-blowing device.
The utility model principle of work and advantage are: the utility model is successfully applied to vision detection system in the online testing process of product, has filled up the domestic blank of the sector; Use machine vision to detect the replacement manual detection automatically, be applicable at a high speed, online, detect occasion for a long time; The total system simple operation has reduced the requirement to operating personal; Single pass just can be realized number of drawbacks is detected, and detecting coverage rate is 100%, has improved production efficiency and degree of automation greatly, has saved labour power; Be better than conventional sampling observation mode, guaranteed the total quality of product; System cost is lower, and the price of equipment is lower than external like product; Technical index is reached advanced world standards, and it is reliable to operate steadily, and satisfies client's production needs fully, can increase substantially user's quality of production level of management.
Description of drawings
Accompanying drawing 1 is the utility model structural representation;
Accompanying drawing 2 is the principle schematic of the utility model part-structure.
In the above accompanying drawing: 1, belt conveyor; 2, image-pickup device; 3, light source; 4, visible light sensor; 5, PC; 6, rotary encoder; 7, product to be measured; 8, light source irradiation zone; 9, reflection basin; 10, through hole; 11, ground floor light source; 12, second layer light source; 13, air pump.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described:
Embodiment: shown in accompanying drawing 1, a kind of vision detection system,
Be used to put product 7 to be measured on described belt conveyor 1 upper surface, described light source 3 is towards belt conveyor 1 upper surface setting, light source 3 shines and form a light source irradiation zone 8 on belt conveyor 1, and described image-pickup device 2 is arranged at belt conveyor 1 top towards this light source irradiation zone 8; Product to be measured 7 on the described visible light sensor 4 corresponding belt conveyor 1 is provided with; Product 7 to be measured is provided with on the corresponding belt conveyor 1 of described air-blowing device, and is positioned at the rear in light source irradiation zone 8 on belt conveyor 1 direct of travel; The S. A. of described rotary encoder 6 is connected with the drive wheel of belt conveyor 1 or the friction runner under the belt conveyor 1, is used to cooperate PC 5 to calculate the distance of product 7 to be measured to the air-blowing device;
Described image-pickup device 2, light source 3, visible light sensor 4, air-blowing device and rotary encoder 6 all are connected with the PC 5 that detection software is installed, and by its control.
Wherein, described air-blowing device is an air pump 13.
As shown in Figure 2, described light source 3 tops are provided with the reflection basin 9 of an opening facing to light source 3 between light source 3 and image-pickup device 2; These reflection basin 9 inside faces are coated with the refletorized paint that can reach diffuse effect; These reflection basin 9 corresponding described image-pickup devices 2 are provided with a through hole 10.
Described light source 3 has at least two-layer, all is parallel to belt conveyor 1 and is the setting of annulus light belt shape; The 9 opening part settings of described ground floor light source 11 corresponding reflection basins, the diameter of the first annulus light belt of its formation is less than the opening diameter of reflection basin 9; Described second layer light source 12 is located at the position between ground floor light source 11 and the belt conveyor 1, and the diameter of the second annulus light belt of its formation is greater than the external diameter of test product 7.The light that described ground floor light source 11 sends shines the middle part of product 7 to be measured, the outer rim that product 7 to be measured is penetrated in the illumination that described second layer light source 12 sends by the diffuser reflection of reflection basin 9.Described light source 3 mainly is made of the LED lamp of consistent wavelength, helps the clear demonstration of product 7 structure outlines to be measured and the service life of system like this.
When each product 7 to be measured is through image-pickup device 2 belows on the belt conveyor 1, send energizing signal to PC 5 by visible light sensor 4, by the stroboscopic of PC 5 control light sources 3 and the real-time extracting of image, and while images acquired signal, software in the PC 5 will carry out various mathematical operations and processing and then extraction feature to the picture signal that collects according to different area-of-interest (ROI), the characteristic parameter that is provided with according to the user carries out the quality differentiation then, if no problem then enters subsequent processing, if there is problem then defective product to be picked out manufacturing line by PC 5 control air-blowing devices (being air pump 13).Wherein, the mode that the air-blowing device has adopted PLC to combine with rotary encoder 6, real-time tracking belt conveyor 1 present speed, and then eliminate the influence that causes owing to the motor speed fluctuation.
The utility model is successfully applied to vision detection system in the online testing process of product, has filled up the domestic blank of the sector; Use machine vision to detect the replacement manual detection automatically, be applicable at a high speed, online, detect occasion for a long time; The total system simple operation has reduced the requirement to operating personal; Single pass just can be realized number of drawbacks is detected, and detecting coverage rate is 100%, has improved production efficiency and degree of automation greatly, has saved labour power; Be better than conventional sampling observation mode, guaranteed the total quality of product; System cost is lower, and the price of equipment is lower than external like product; Technical index is reached advanced world standards, and it is reliable to operate steadily, and satisfies client's production needs fully, can increase substantially user's quality of production level of management.
The foregoing description only is explanation technical conceive of the present utility model and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present utility model and enforcement according to this, can not limit protection domain of the present utility model with this.All equivalences of being done according to the utility model spirit change or modify, and all should be encompassed within the protection domain of the present utility model.
Claims (7)
1. a vision detection system is characterized in that: comprise belt conveyor, image-pickup device, light source, sensor, industrial computer, device for eliminating and rotary encoder; Wherein,
Be used to put product to be measured on the described belt conveyor upper surface, described light source is provided with towards the belt conveyor upper surface, and light source irradiation forms a light source irradiation zone on belt conveyor, and described image-pickup device is arranged at the belt conveyor top towards this light source irradiation zone; Product setting to be measured on the corresponding belt conveyor of described sensor; Product setting to be measured on the corresponding belt conveyor of described device for eliminating, and on direction of belt travel, be positioned at the rear in light source irradiation zone; The S. A. of described rotary encoder is connected with friction runner under the drive wheel of belt conveyor or the belt conveyor;
Described image-pickup device, light source, sensor, device for eliminating and rotary encoder all are connected with industrial computer, and by its control.
2. vision detection system according to claim 1 is characterized in that: described industrial computer is that the PC that detects software is installed.
3. vision detection system according to claim 1 is characterized in that: described light source top is provided with the reflection basin of an opening facing to light source between light source and image-pickup device; This reflection basin inside face is coated with the refletorized paint that can reach diffuse effect; The corresponding described image-pickup device of this reflection basin is provided with a through hole.
4. vision detection system according to claim 3 is characterized in that: described light source has at least two-layer, all is parallel to belt conveyor and is the setting of annulus light belt shape; The corresponding reflection of described ground floor light source basin opening part is provided with, and the diameter of the first annulus light belt of its formation is less than the opening diameter of reflection basin; Described second layer light source is located at the position between ground floor light source and the belt conveyor, and the diameter of the second annulus light belt of its formation is greater than the external diameter of test product.
5. vision detection system according to claim 1 is characterized in that: described device for eliminating is the air-blowing device, and this air-blowing device is an air pump.
6. vision detection system according to claim 1 is characterized in that: described light source mainly is made of the LED lamp of consistent wavelength.
7. vision detection system according to claim 1 is characterized in that: described sensor is a visible light sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202895920U CN201834524U (en) | 2010-08-12 | 2010-08-12 | Vision inspection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202895920U CN201834524U (en) | 2010-08-12 | 2010-08-12 | Vision inspection system |
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| CN201834524U true CN201834524U (en) | 2011-05-18 |
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| CN2010202895920U Expired - Lifetime CN201834524U (en) | 2010-08-12 | 2010-08-12 | Vision inspection system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103950704A (en) * | 2013-12-18 | 2014-07-30 | 柳州杰诺瑞汽车电器***制造有限公司 | Online vision error proofing method for assembly line |
| CN104390988A (en) * | 2014-11-28 | 2015-03-04 | 中国科学院合肥物质科学研究院 | Multi-view whole-surface detecting device aiming at overcoming characteristics of high curvature and strong reflection of train wheels |
| CN104458750A (en) * | 2013-09-25 | 2015-03-25 | 中国科学院沈阳自动化研究所 | Automatic aluminum profile surface defect detecting equipment based on machine vision |
| CN106276138A (en) * | 2015-05-20 | 2017-01-04 | 陈景洪 | Material enters conveyer image measuring and controlling device |
| CN106872482A (en) * | 2016-12-29 | 2017-06-20 | 铜陵龙嘉机电有限公司 | Casing for electric appliances inspection mechanism |
| CN107407865A (en) * | 2015-04-09 | 2017-11-28 | 康佰科技有限公司 | Article conveying system with diffusion illumination |
| CN107831176A (en) * | 2017-12-04 | 2018-03-23 | 苏州斯莱克精密设备股份有限公司 | A kind of elongated soft part detection device |
-
2010
- 2010-08-12 CN CN2010202895920U patent/CN201834524U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458750A (en) * | 2013-09-25 | 2015-03-25 | 中国科学院沈阳自动化研究所 | Automatic aluminum profile surface defect detecting equipment based on machine vision |
| CN103950704A (en) * | 2013-12-18 | 2014-07-30 | 柳州杰诺瑞汽车电器***制造有限公司 | Online vision error proofing method for assembly line |
| CN104390988A (en) * | 2014-11-28 | 2015-03-04 | 中国科学院合肥物质科学研究院 | Multi-view whole-surface detecting device aiming at overcoming characteristics of high curvature and strong reflection of train wheels |
| CN107407865A (en) * | 2015-04-09 | 2017-11-28 | 康佰科技有限公司 | Article conveying system with diffusion illumination |
| CN107407865B (en) * | 2015-04-09 | 2020-09-15 | 康佰科技有限公司 | Article transport system with diffuse illumination |
| CN106276138A (en) * | 2015-05-20 | 2017-01-04 | 陈景洪 | Material enters conveyer image measuring and controlling device |
| CN106872482A (en) * | 2016-12-29 | 2017-06-20 | 铜陵龙嘉机电有限公司 | Casing for electric appliances inspection mechanism |
| CN107831176A (en) * | 2017-12-04 | 2018-03-23 | 苏州斯莱克精密设备股份有限公司 | A kind of elongated soft part detection device |
| CN107831176B (en) * | 2017-12-04 | 2023-10-27 | 苏州斯莱克精密设备股份有限公司 | Slender soft part detection device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110518 |
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| CX01 | Expiry of patent term |