CN110132983A - A kind of online hierarchical detection device and method of injecting products - Google Patents
A kind of online hierarchical detection device and method of injecting products Download PDFInfo
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- CN110132983A CN110132983A CN201910448935.9A CN201910448935A CN110132983A CN 110132983 A CN110132983 A CN 110132983A CN 201910448935 A CN201910448935 A CN 201910448935A CN 110132983 A CN110132983 A CN 110132983A
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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
- G01N21/8851—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
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
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- Investigating Or Analyzing Materials Using Thermal Means (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention relates to a kind of online hierarchical detection device and method of injecting products, hierarchical detection device includes transport mechanism, clamping device, information processing system, infrared brief description, visible image capturing head and classification mechanism；It is judged by the appearance images parameter of injecting products and the process requirements parameter of injecting products, to realize that the surface quality to injecting products is evaluated；The infrared temperature distributed image of this injecting products collected match comparing with thermo parameters method feature database, to realize that the internal soundness to injecting products is evaluated；Information processing system is according to the evaluation of the surface quality of injecting products and internal soundness evaluation building injecting products quality evaluation multi-feature vector, injecting products quality evaluation is carried out according to multi-feature vector obtained, and the Intelligence Feedback that can be directly connected to carry out parameter with injection molding machine is adjusted.The defect as caused by injection molding machine parameter and technological parameter can be improved through the invention, improve the quality and quality of injecting products.
Description
Technical field
The present invention relates to the technical fields of injecting products, and in particular to a kind of online hierarchical detection device of injecting products and side
Method.
Background technique
Injection molding is a kind of method of industrial products production moulding, is molded, was being produced usually using rubber and plastics
It does not need to carry out embryo material preparation in journey, has the advantages that with short production cycle, labor intensity is small, such as lug boss, rib, screw thread, all
It forms out in being operated by injection molding integration, and in injection molding production process, crackle is easy to produce inside finished product,
Fatal influence can be caused to the quality of finished product, so need to detect injection-molded finished underbead crack, and at present in factory
Production process in, the detection of injection-molded finished underbead crack, which relies primarily on, to be tapped outside finished product, by the difference of the sound of generation come
Judge whether inside has crackle, this detection method requires height to the working experience of staff, and levels of precision is insufficient, can not have
Body judges crackle size and shape.
On the one hand, it is seen that light visible detection method can detecte the surface shape and defect of injecting products, comment on the whole
Estimate injecting products quality, applied in the on-line checking of injecting products at present, one as disclosed in CN201611269616.4
The intelligent apparatus of kind on-line monitoring moulding geometric dimension, CN201610823640.1 disclose a kind of note based on machine vision
Molding product Online QC device, shape measurement module are made of machine vision camera module, and internal aperture measurement module is by laser
Scanning survey mould group is constituted, and surface curvature measurement module is made of three-dimensional measurement mould group, and surface defect measurement module is taken the photograph by linear array
As scanning module composition, such detection device needs 3 different devices to detect to realize, relatively excessively complicated, and can not visit
Measure the defect inside the moulding as caused by thermal stress.On the other hand, emerging infrared temperature-test technology is a kind of new non-
Contact on-line checking mode, infra-red detection thermometric speed is fast, range is wide, high sensitivity, noiseless to dut temperature field, is
A kind of quickly and effectively online real-time inspection tool of configuration state, detection reliability are higher.After the completion of injecting products injection, lead to
The three-dimensional temperature field modified-image for crossing building injecting products obtains injecting products residual temperature using infrared thermal imaging and changes, to obtain
High quality and the infrared imaging information changed over time, to realize that injecting products internal soundness detects.
Summary of the invention
In order to overcome the deficiencies in the prior art and defect, the present invention provides a kind of injecting products to be classified inspection online
Survey device and method.
The technical solution adopted by the present invention to solve the technical problems is:
The online hierarchical detection device of injecting products, it is characterised in that: the hierarchical detection device includes transport mechanism, clamping machine
Structure, information processing system, infrared brief description, visible image capturing head and classification mechanism；Wherein, injecting products are set to
The upper surface of transport mechanism is simultaneously transferred into clamping device position under the driving of the driving device of transport mechanism, and clamping device is set
It is placed in the top of transport mechanism, information processing system, the lower section point of the information processing system are provided with above clamping device
It does not extend downwardly and is provided with infrared brief description and visible image capturing head, the information processing system and the classification mechanism are believed
Number connection.
Further, the infrared brief description selects infrared thermal radiation sensor array or infrared imaging chip；
The visible image capturing head selects number or simulation CCD camera.
Further, it for the injecting products of regular shape, is respectively arranged with 1 infrared brief description and 1 visible
Light video camera head, clamping device has turn over function, and injecting products are overturn 120 degree and 240 degree respectively by clamping device, with
Obtain the infrared temperature distributed image and appearance images of 3 angle positions of injecting products；The injection molding of non-regular shape is produced
Product are respectively arranged with 3 infrared brief descriptions and 3 visible image capturing heads, to obtain injecting products in same angle simultaneously
The infrared temperature distributed image and appearance images of position.
Further, the information processing system will be seen that the appearance images parameter of light video camera head injecting products collected
It is judged with the process requirements parameter of injecting products, to realize that the surface quality to injecting products is evaluated.
Further, the information processing system constructs not according to the infrared temperature distributed image of injecting products collected
It is distributed with the thermo parameters method feature database of the internal flaw of injecting products, and by the infrared temperature of this injecting products collected
Image match comparing with thermo parameters method feature database, to realize that the internal soundness to injecting products is evaluated.
Further, the information processing system is according to the evaluation of the surface quality of injecting products and internal soundness evaluation building
Injecting products quality evaluation multi-feature vector carries out injecting products quality evaluation according to multi-feature vector obtained, and
The unqualified position of automatic marking injecting products product and defect type.
Further, the quality evaluation signal of injecting products is sent in classification mechanism by the information processing system, institute
It states classification mechanism and the injecting products of different quality opinion rating is sent to designated position, to realize the online classification of injecting products
Processing.
Further, the information processing system connects data server, preserves all previous note in the data server
The quality evaluation result of molding product.
Further, the external injection molding machine job parameter input/output interface module of the information processing system, according to data
The quality evaluation result of all previous injecting products saved in server carries out feedback regulation to injection molding machine job parameter.
Further, the present invention also provides a kind of online hierarchical detection methods of injecting products, it is characterised in that: the method
The following steps are included:
1) injecting products are sent to clamping device position by transport mechanism；
2) gripper mechanism grips and fixed injecting products；
3) information processing system starts infrared brief description and visible image capturing head acquires injecting products different location respectively
Infrared temperature distributed image and appearance images；
4) information processing system carries out injection molding production according to the infrared temperature distributed image and appearance images of collected injecting products
The surface temperature and face shaping of product are rebuild；
5) information processing system evaluates simultaneously the outer surface of injecting products and internal quality using Image Fusion
Classification, and classification results information is sent to classification mechanism；
6) classification mechanism carries out on-line synchronous classification processing to injecting products according to classification results information；
7) quality evaluation result of injecting products is sent into data server and is saved by information processing system；
8) information processing system makees injection molding machine according to the quality evaluation result of all previous injecting products saved in data server
Industry parameter carries out feedback regulation.
The beneficial effects of the invention are as follows；
The temperature of injecting products is monitored to obtain injecting products by infrared brief description and visible image capturing head
The infrared temperature distributed image and appearance images changed over time passes through the appearance images parameters of injecting products and injecting products
Process requirements parameter is judged, to realize that the surface quality to injecting products is evaluated；And this injection molding collected is produced
The infrared temperature distributed image of product match comparing with thermo parameters method feature database, to realize the internal soundness to injecting products
Evaluation；Information processing system is according to the evaluation of the surface quality of injecting products and internal soundness evaluation building injecting products quality evaluation
Multi-feature vector carries out injecting products quality evaluation according to multi-feature vector obtained, and can directly connect with injection molding machine
The Intelligence Feedback for tapping into row parameter is adjusted.It can improve through the invention and be lacked as caused by injection molding machine parameter and technological parameter
It falls into, improves the quality and quality of injecting products.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the online hierarchical detection device of injecting products of the present invention.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
The online hierarchical detection device of injecting products, hierarchical detection device include transport mechanism 2, clamping device 3, information processing
System 4, infrared brief description 5, visible image capturing head 6 and classification mechanism 7；Wherein, injecting products 1 are set to conveyer
3 position of clamping device is transferred under the driving of the upper surface of structure 2 and the driving device in transport mechanism 2, clamping device 3 is arranged
In the top of transport mechanism 2, information processing system 4, the lower section difference of information processing system 4 are provided with above clamping device 3
It extends downwardly and is provided with infrared brief description 5 and visible image capturing head 6, information processing system 4 and 7 signal of classification mechanism connect
It connects.
Specifically, infrared brief description 5 selects infrared thermal radiation sensor array or infrared imaging chip；Visible light
Camera 6 selects number or simulation CCD camera.
Specifically, for the injecting products of regular shape 1, it is visible to be respectively arranged with 1 infrared brief description 5 and 1
Light video camera head 6, clamping device 3 has turn over function, and injecting products 1 are overturn 120 degree and 240 respectively by clamping device
Degree, to obtain the infrared temperature distributed image and appearance images of 3 angle positions of injecting products 1；For non-regular shape
Injecting products 1 are respectively arranged with 3 infrared brief description 5 and 3 visible image capturing head 6, to obtain injecting products 1 simultaneously
Infrared temperature distributed image and appearance images in same angle position, to be further ensured that acquired infrared temperature distribution
The acquisition precision of image and appearance images.
Specifically, information processing system 4 it will be seen that the injecting products 1 collected of light video camera head 6 appearance images parameter with
The process requirements parameter of injecting products is judged, to realize that the surface quality to injecting products 1 is evaluated, as further excellent
Choosing, it is seen that the appearance images parameter of the injecting products 1 collected of light video camera head 6 and the process requirements parameter of injecting products are at least wrapped
Include the information such as size, shape, texture and the finish of injecting products；And above-mentioned parameter information can be by three-dimension surface
It is obtained as taking the means such as enhancing, denoising, smoothing operation, Threshold segmentation and edge detection directly or indirectly to detect.
Specifically, information processing system 4 constructs different notes according to the infrared temperature distributed image of injecting products collected
The thermo parameters method feature database of the internal flaw of molding product, and by the infrared temperature distributed image of this injecting products collected
Match comparing with thermo parameters method feature database, to realize that the internal soundness to injecting products 1 is evaluated；Generally, moulding
Surface temperature is higher after the completion of injection, as the temperature of the variation injecting products of time can change, for being normally molded
Product, temperature field are even variations, and if defective inside injecting products in injection process, it will lead to injecting products table
The temperature change in face is uneven, thus can by measure injecting products surface residual temperature variation with obtain change over time it is red
Outer thermal imaging information is judged inside injecting products by the Temperature Distribution of injection product surface with the presence or absence of defect.Therefore make
To be preferred, according to the infrared temperature distributed image and appearance images of injecting products collected, wherein infrared array sensor
Each pixel color of injecting products collected corresponds to the temperature value of weld seam, is established by the corresponding relationship of C&T
Injecting products detect note by the extraordinary image vegetarian refreshments in detection thermo parameters method in the thermo parameters method situation changed over time
It whether there is defect inside plastic.
Specifically, information processing system 4 is according to the evaluation of the surface quality of injecting products 1 and internal soundness evaluation building injection molding
Product Quality Evaluation multi-feature vector carries out injecting products quality evaluation according to multi-feature vector obtained, and automatic
Mark unqualified position and the defect type of injecting products.
Specifically, the quality evaluation signal of injecting products 1 is sent in classification mechanism 7 by information processing system 4, grader
The injecting products of different quality opinion rating are sent to designated position by structure 7, to realize the online classification processing of injecting products.
Specifically, information processing system 4 connects data server, and the matter of all previous injecting products is preserved in data server
Evaluation result is measured, to provide data reference for the feedback regulation that injection molding machine job parameter carries out, improves the precision of feedback regulation.
Specifically, the external injection molding machine job parameter input/output interface module of information processing system 4, according to data server
The quality evaluation result of all previous injecting products of middle preservation carries out feedback regulation, the injection molding of the adjusting to injection molding machine job parameter
The job parameter of machine, which includes at least, the information such as operating pressure, temperature, speed, the time of injection molding machine.
Specifically, it the present invention also provides a kind of online hierarchical detection method of injecting products, the described method comprises the following steps:
1) injecting products 1 are sent to 3 position of clamping device by transport mechanism 2；
2) clamping device 3 clamps and fixes injecting products 1；
3) information processing system 4 starts infrared brief description 5 and visible image capturing head 6 and acquires the different positions of injecting products 1 respectively
The infrared temperature distributed image and appearance images set；
4) information processing system 4 carries out injection molding production according to the infrared temperature distributed image and appearance images of collected injecting products
The surface temperature and face shaping of product 1 are rebuild；
5) information processing system 4 evaluates the outer surface of injecting products 1 and internal quality using Image Fusion
And it is classified, and classification results information is sent to classification mechanism 7；
6) classification mechanism 7 carries out on-line synchronous classification processing to injecting products according to classification results information；
7) quality evaluation result of injecting products is sent into data server and is saved by information processing system 4；
8) information processing system 4 makees injection molding machine according to the quality evaluation result of all previous injecting products saved in data server
Industry parameter carries out feedback regulation.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (10)
1. the online hierarchical detection device of injecting products, it is characterised in that: the hierarchical detection device includes transport mechanism (2), folder
Hold mechanism (3), information processing system (4), infrared brief description (5), visible image capturing head (6) and classification mechanism (7)；
Wherein, injecting products (1) be set to transport mechanism (2) upper surface and the driving of the driving device in transport mechanism (2) under quilt
It is sent to clamping device (3) position, clamping device (3) is set to the top of transport mechanism (2), sets above clamping device (3)
It is equipped with information processing system (4), the lower section of the information processing system (4) is stretched out separately down is provided with infrared brief description
(5) and visible image capturing head (6), the information processing system (4) connect with the classification mechanism (7) signal.
2. the online hierarchical detection device of injecting products according to claim 1, it is characterised in that: the infrared hot-probing battle array
It arranges (5) and selects infrared thermal radiation sensor array or infrared imaging chip；The visible image capturing head (6) selects number or mould
Quasi- CCD camera.
3. the online hierarchical detection device of injecting products according to claim 1, it is characterised in that: for the note of regular shape
Molding product (1), is respectively arranged with 1 infrared brief description (5) and 1 visible image capturing head (6), and clamping device (3) has
Turn over function, and injecting products (1) is overturn 120 degree and 240 degree respectively by clamping device, to obtain the 3 of injecting products (1)
The infrared temperature distributed image and appearance images of a angle position；For the injecting products (1) of non-regular shape, it is respectively arranged with
3 infrared brief description (5) and 3 visible image capturing heads (6), to obtain injecting products (1) in same angle position simultaneously
Infrared temperature distributed image and appearance images.
4. the online hierarchical detection device of injecting products according to claim 1, it is characterised in that: the information processing system
(4) it will be seen that the process requirements parameter of the appearance images parameter of light video camera head (6) injecting products collected (1) and injecting products
It is judged, to realize that the surface quality to injecting products (1) is evaluated.
5. the online hierarchical detection device of injecting products according to claim 4, it is characterised in that: the information processing system
(4) temperature field point of the internal flaw of different injecting products is constructed according to the infrared temperature distributed image of injecting products collected
Cloth feature database, and the infrared temperature distributed image of this injecting products collected is matched with thermo parameters method feature database
It compares, to realize that the internal soundness to injecting products (1) is evaluated.
6. the online hierarchical detection device of injecting products according to claim 5, it is characterised in that: the information processing system
(4) according to the surface quality of injecting products (1) evaluation and internal soundness evaluation building injecting products quality evaluation comprehensive characteristics to
Amount carries out injecting products quality evaluation according to multi-feature vector obtained, and automatic marking injecting products do not conform to case
It sets and defect type.
7. the online hierarchical detection device of injecting products according to claim 6, it is characterised in that: the information processing system
(4) the quality evaluation signal of injecting products (1) is sent in classification mechanism (7), the classification mechanism (7) comments different quality
The injecting products of valence grade are sent to designated position, to realize the online classification processing of injecting products.
8. the online hierarchical detection device of injecting products according to claim 7, it is characterised in that: the information processing system
(4) data server is connected, the quality evaluation result of all previous injecting products is preserved in the data server.
9. the online hierarchical detection device of injecting products according to claim 8, it is characterised in that: the information processing system
(4) external injection molding machine job parameter input/output interface module, according to the matter of all previous injecting products saved in data server
It measures evaluation result and feedback regulation is carried out to injection molding machine job parameter.
10. the online hierarchical detection method of injecting products, it is characterised in that: the described method comprises the following steps:
1) injecting products (1) are sent to clamping device (3) position by transport mechanism (2)；
2) clamping device (3) clamps and fixes injecting products (1)；
3) information processing system (4) starts infrared brief description (5) and visible image capturing head (6) acquires injecting products respectively
(1) the infrared temperature distributed image and appearance images of different location；
4) information processing system (4) is molded according to the infrared temperature distributed image and appearance images of collected injecting products
The surface temperature and face shaping of product (1) are rebuild；
5) information processing system (4) carries out the outer surface of injecting products (1) and internal quality using Image Fusion
It evaluates and is classified, and classification results information is sent to classification mechanism (7)；
6) classification mechanism (7) carries out on-line synchronous classification processing to injecting products according to classification results information；
7) quality evaluation result of injecting products is sent into data server and is saved by information processing system (4)；
8) information processing system (4) is according to the quality evaluation result of all previous injecting products saved in data server to injection molding machine
Job parameter carries out feedback regulation.
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| CN111175624A (en) * | 2020-01-16 | 2020-05-19 | 国网河南省电力公司检修公司 | Insulator discharge detection device |
| CN114801100A (en) * | 2022-04-26 | 2022-07-29 | 健大电业制品（昆山）有限公司 | Injection molding sorting unit |
| CN114889080A (en) * | 2022-07-13 | 2022-08-12 | 南通奥尔嘉橡塑有限公司 | Injection molding quality screening and machine tool control system for plastic cover plate |
| CN115230034A (en) * | 2021-09-07 | 2022-10-25 | 健大电业制品（昆山）有限公司 | Method and system for grading detection of injection molding product |
| CN117589793A (en) * | 2024-01-19 | 2024-02-23 | 辽宁爱尔创科技有限公司 | Detection system, method, device, equipment and storage medium for ceramic sleeve |
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