CN118010733A - Detection method, detection system and detection device for carrier tape processing mold - Google Patents
Detection method, detection system and detection device for carrier tape processing mold Download PDFInfo
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Abstract
The invention discloses a detection method, a detection system and a detection device of a carrier tape processing die, comprising the following steps: the controller receives the set image parameters and data parameters, the image sensor is used for photographing and detecting the carrier processing mould to obtain image information of the carrier processing mould, the image information is sent to the controller for image processing, each hole on the carrier processing mould is divided to generate a plurality of image data as a first data set, a plurality of size data as a second data set, the image data and the data parameters are respectively compared, and whether the holes are qualified is detected; the device can detect the depth in hole on the carrier tape processing mould, carries out secondary detection according to the image information and the size data that detect, and the detection precision is higher, can detect before the carrier tape carries out production, in time prevents the problem that appears in the carrier tape course of working, reduces the processing cost.
Description
Technical Field
The invention relates to the technical field of electronic component detection, in particular to a detection method, a detection system and a detection device of a carrier tape processing die.
Background
The carrier tape is a tape-shaped product for packaging electronic components, and the electronic components are placed in holes formed by processing, and is divided into two main types, namely a plastic carrier tape and a paper carrier tape, wherein the plastic carrier tape is suitable for packaging all types of electronic components, and is most widely applied.
The shaping of carrier tape needs to carry out shaping solidification through carrier tape processing mould, and the extruder is with plastics granule heating extrusion transport mould department, through utilizing vacuum plastic uptake shaping principle, processes the sheet into the shape and the size that the mould corresponds, because the hole of carrier tape is more, when detecting, generally adopts spot check or intercept one section shaping carrier tape to detect to ensure the machining precision in every hole, this process is very loaded down with trivial details, has the phenomenon of dislocation often, causes the carrier tape to scrap.
The patent with publication number CN103581613A provides a carrier tape shaping is with many CCD image detecting system, can detect many carrier tapes simultaneously, has improved detection efficiency, but the carrier tape after the machine-shaping is parallel transport, detects through CCD and is difficult to detect the degree of depth or the degree of depth error in carrier tape hole great to can not continue to use after the carrier tape presents the problem, still can cause the waste of processing cost.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a detection method, a detection system and a detection device for a carrier tape processing die.
In order to achieve the above purpose, the present invention adopts the following technical scheme: a detection method of a carrier tape processing die comprises the following steps:
S1: the controller receives and stores the set image parameters and data parameters, adjusts and sets the carrier tape processing mould, controls the carrier tape processing mould to continuously rotate, performs photographing detection on the carrier tape processing mould through the image sensor, obtains the image information of the carrier tape processing mould, and sends the image information to the controller;
s2: the controller performs image processing according to the image information, divides each hole on the carrier tape processing die, generates a plurality of image data as a first data set, and generates a plurality of size data as a second data set;
S3: comparing the first data set with the image parameters, comparing each image data, judging whether the image data accords with the image parameters, if not, marking the image data and early warning, returning to the step S1, adjusting the carrier tape processing mould, and if so, carrying out the next step;
S4: comparing the second data set with the data parameters, judging whether the size data accords with the data parameters, if not, marking the size data and early warning, returning to the step S1 for adjustment, and if so, continuing to detect;
S5: and after the carrier tape processing die rotates for one circle, outputting a detection result according to the first data set and the second data set, and storing the detection result in the controller.
As a further description of the above technical solution: in the step S1, further includes:
S11: setting detection standard in the controller, setting standard image parameters and data parameters, storing in the controller, assembling the carrier tape processing mould, installing on the control cabinet to control the carrier tape processing mould to rotate,
S12: and arranging the image sensor above the carrier tape processing die, continuously shooting the rotating carrier tape processing die to obtain image information of the carrier tape processing die, and sending the image information to the controller in real time.
As a further description of the above technical solution: in the step S2, further includes:
S21: the controller receives the image information, divides holes on the carrier tape processing mould according to the image information, generates image data, and grabs the length, width and depth of the holes to generate size data.
As a further description of the above technical solution: in the step S3, further includes:
S31: comparing the first data set with the image parameters, judging that the resolution of the flaw is set as a first threshold, identifying each image data, judging that the hole is unqualified if the resolution of the flaw in the image data exceeds the first threshold, marking the image data by the controller, and alarming by the buzzer.
As a further description of the above technical solution: in the step S4, further includes:
S41: comparing the second data set with data parameters, wherein the range of the data parameters is a second threshold value, comparing the size data of each hole with the second threshold value, judging that the size data exceeding the range of the second threshold value is unqualified, and marking the size data by the controller and alarming by the buzzer.
As a further description of the above technical solution: the image processing comprises image positioning, graying, edge detection and image enhancement, so that the outline of the hole is highlighted to obtain the image data, then image information is traversed to obtain a pixel value, and grabbing is carried out according to the outline of the hole and the pixel value to obtain the size data.
The detection system is suitable for the detection method of any one of the technical schemes, and comprises the following steps:
the acquisition module is used for acquiring images of the carrier tape processing die, generating image information and transmitting the image information;
The control module is used for controlling the rotation of the carrier tape processing mould, receiving the image information sent by the acquisition module, the externally set image parameters and the externally set data parameters, and marking the detection result;
The image processing module is used for receiving the image information and the image parameters sent by the control module, processing the image information to obtain image data and size data, comparing and detecting the image data and the image parameters, and feeding back a detection result to the control module;
The judging module is used for receiving the size parameter sent by the control module and the size data sent by the image processing module, comparing the size parameter with the size data and feeding back a detection result to the control module;
and the output display module is used for receiving the detection result sent by the control module and outputting and displaying the detection result.
As a further description of the above technical solution: and the control module judges whether to stop rotating the carrier tape processing mould or send the size data to the judging module according to the detection result fed back by the image processing module.
The detection device is suitable for the detection method and the detection system in any one of the technical schemes, and comprises the following steps:
A control cabinet;
The top of the control cabinet is provided with a printer, a display screen and a controller;
a touch screen and a control button are arranged on one side of the control cabinet;
One side of the control cabinet is provided with an output end extending outwards, and a carrier tape processing die is installed;
An image sensor is arranged above the carrier tape processing die and is electrically connected with the controller;
and one side of the carrier tape processing die is provided with an extrusion die head.
As a further description of the above technical solution: the set image parameters and data parameters are input to the controller through the touch screen, the controller controls the image sensor to shoot and collect image information and receive and judge, and the detection result is directly output and displayed through the display screen or is printed and output through the printer.
The technical scheme has the following advantages or beneficial effects:
1. Unlike the existing method for directly detecting the finished carrier tape, the method is used for detecting the carrier tape processing mould in an omnibearing manner, and the holes on the inner side of the mould are identified, so that the detection can be performed before the carrier tape is produced, and the problem of production waste caused by the fact that the processed carrier tape is a NG product due to the defect of the mould is avoided.
2. Furthermore, the carrier mold is usually 1 out of a plurality of sizes, for example, 1 out of 6, so that a plurality of partition plates and forming sheets are arranged on the carrier mold at intervals, for example, 1 out of 6, and 7 partition plates are arranged for 6 forming sheets, 100 forming sheets are arranged on a single forming sheet, so that unqualified carrier finished products can be produced only when any hole of each forming sheet is defective, and when unqualified products appear, defective holes are needed to be seen by naked eyes from 600 holes by manual positioning, so that the situation that the efficiency is extremely low even if the operation is realized is basically difficult, because the number of the holes is large and the holes are arranged at different angles, the defect hole positions can be detected, the defect hole positions can be positioned quickly, and the whole recognition efficiency and the whole recognition precision are greatly improved.
Drawings
FIG. 1 is a flow chart of a detection method according to the present invention;
FIG. 2 is a flow chart II of the detection method according to the present invention;
FIG. 3 is a flow chart III of the detection method according to the present invention;
FIG. 4 is a flow chart of a detection method according to the present invention;
FIG. 5 is a flowchart fifth of the detection method according to the present invention;
FIG. 6 is a schematic diagram of a detection system according to the present invention;
FIG. 7 is a schematic diagram of a detecting device according to the present invention;
FIG. 8 is a diagram showing the detection result of image data according to the present invention;
FIG. 9 is a diagram showing the measurement results of the size data according to the present invention.
Legend description:
1. a control cabinet; 2. a printer; 3. a display screen; 4. a controller; 5. a touch screen; 6. a control button; 7. carrying a processing mould; 8. an image sensor; 9. an extrusion die; 10. an acquisition module; 11. a control module; 12. an image processing module; 13. a judging module; 14. and outputting the display module.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, one embodiment provided by the present invention: a detection method of a carrier tape processing die comprises the following steps:
S1: the controller receives and stores the set image parameters and data parameters, adjusts and sets the carrier tape processing mold, controls the carrier tape processing mold to continuously rotate, performs photographing detection on the carrier tape processing mold through the image sensor, obtains image information of the carrier tape processing mold, and sends the image information to the controller;
S2: the controller performs image processing according to the image information, divides each hole on the carrier tape processing die, generates a plurality of image data as a first data set, and generates a plurality of size data as a second data set;
S3: comparing the first data set with the image parameters, comparing each image data, judging whether the image data accords with the image parameters, if not, marking the image data and early warning, returning to the step S1, adjusting the carrier tape processing mould, and if so, carrying out the next step;
S4: comparing the second data set with the data parameters, judging whether the size data accords with the data parameters, if not, marking the size data and early warning, returning to the step S1 for adjustment, and if so, continuing to detect;
s5: after the carrier tape processing mould rotates for one circle, a detection result is output according to the first data set and the second data set and is stored in the controller.
The inventor finds that the forming process is a key link in the process of processing the carrier tape, and determines the dimensional accuracy, the shape accuracy, the surface quality and the like of the holes of the carrier tape, if the carrier tape can be put into use from the source, namely, the mold is ensured to be qualified in detection, the effectiveness of proofing can be greatly improved, favorable conditions are created for subsequent production, and the production of bad products and waste products is avoided.
After a new carrier band mould is prepared, mould test, proofing and detection are needed to confirm the quality condition of the mould and judge whether the mould can be put into production and use or not; in production, detection and confirmation of a first die are performed before each die change production to ensure that the wear of the die is in a normal range and normal production and use can be continued, and as a plurality of holes are formed in the whole die, for example, a six-out-to-six (namely, 6 carrier tapes are produced at one time) forming die is provided, 6 x 96 = 576 holes are distributed on the forming die, and at least critical dimensions such as A0, B0, K0 (length, width and depth) and the like of each hole are detected, the detection quantity is huge, but the detection of the holes of the carrier tape processing die can be realized by only arranging one image sensor through the design scheme of the invention, so that the whole device is more concise and the detection precision is higher.
In this embodiment, an operator installs a carrier processing mold to be detected on a control cabinet, sets image parameters and data parameters of carrier processing according to production requirements, stores the image parameters and the data parameters in a controller, controls a carrier processing model to rotate, enables holes on the surface to rotate along with the carrier processing model, moves to the lower portion of an image sensor for identification, the image sensor is preferably a CCD image sensor, detects the lower carrier processing mold, sends detected image information to the controller for judgment, processes the image information through the controller, compares the image information with the set image parameters, detects whether defects such as broken edges, pits and bulges exist on the outer side and the inner side of the holes, influences carrier molding, and after the shape of the holes is confirmed to be qualified, grabs the sizes of the holes to obtain corresponding size data and data parameters, detects whether the sizes of the holes are qualified, and ensures that the hole accuracy on the carrier processing mold is higher through secondary detection. When unqualified holes are detected, the holes are arranged on the carrier tape processing mould in a circumferential array, the holes are arranged in an array in the shot image information, the unqualified holes are directly marked in the image information, early warning is carried out, the detection result can be directly output after the detection is finished, and staff can directly search the holes at corresponding positions according to the detection result to adjust.
The detection device is arranged on the current production line, the forming die is detected before production, the production can be carried out after the forming die is qualified, the forming die does not need to be disassembled, the detection device belongs to the on-line detection, and the time required for detection and disassembly is further reduced.
Referring to fig. 2, in step S1, further including:
S11: setting detection standards in a controller, setting standard image parameters and data parameters, storing the standard image parameters and the data parameters in the controller, assembling the carrier tape processing mould, and installing the carrier tape processing mould on a control cabinet to control the carrier tape processing mould to rotate;
S12: an image sensor is arranged above the carrier band processing mould, the rotating carrier band processing mould is continuously shot, and image information of the carrier band processing mould is obtained and sent to the controller in real time.
In this embodiment, carrier band mold processing structure is concatenation formula, set up in turn through shaping piece and baffle and form the hole, after the both sides pass through fixed plate clamping location, through the bolt fastening, when carrying out the equipment or the maintenance of carrier band mold processing, can be through dismantling the shaping piece of changing inboard, can produce the carrier band of different models, carrier band mold processing is connected with the motor output on the switch board, control carrier band mold processing's direction of rotation and rotation speed, discerns through the CCD image sensor of top simultaneously, discerns the hole of curved surface department on the carrier band mold processing to send the image information who generates to the controller.
Referring to fig. 3, in step S2, further including:
S21: the controller receives the image information, divides the holes on the carrier tape processing mould according to the image information, generates image data, and grabs the length, width and depth of the holes to generate size data.
In this embodiment, the controller receives the image information, performs image processing, identifies the profile information of the carrier tape processing module, only retains the image information at the carrier tape processing module, deletes the rest, divides the carrier tape processing module according to the stored image data (the shape of the cavity), generates image data of each cavity, uses the image data as a first data set, arranges the first data set according to the transmission sequence of the image information, facilitates the subsequent output of a detection result in an array form, compares the first data set with the image data, and identifies the size data of the length, width and depth of the grabbed cavity according to each image data, and uses the size data as a second data set, wherein each type of size data can be output as the detection result.
The image processing comprises image positioning, graying, edge detection and image enhancement, so that the outline of the hole is highlighted to obtain image data, then image information is traversed to obtain a pixel value, and grabbing is carried out according to the outline of the hole and the pixel value to obtain size data.
The carrier tape processing mould and the holes are positioned and identified through image positioning, the carrier tape processing mould and the holes are convenient to divide, the hole shapes in the image information are processed through graying and edge detection, the outline of the holes is more obvious through image enhancement, the image data of the holes are obtained, the outline of the holes is traversed to obtain corresponding pixel values, and the size data of the holes are obtained by setting the ratio of the outline to the pixel values obtained through traversing.
Referring to fig. 4, in step S3, further including:
S31: comparing the first data set with the image parameters, judging that the resolution of the flaw is set as a first threshold, identifying each image data, judging that the hole is unqualified if the resolution of the flaw in the image data exceeds the first threshold, marking the image data by the controller, and alarming by the buzzer.
In this embodiment, the defect size is set for comparison, and if the defect resolution is 0-3, as the first threshold, and there is a defect spot such as a dent or a bump in the detected image data, whether the defect resolution exceeds the set first threshold is determined according to the outline of the hole after image processing, if yes, the hole is determined to be failed, the controller marks the image data (refer to fig. 8), and a buzzer is arranged on the inner side of the controller, and simultaneously, a sound alarm is given to remind an operator.
Referring to fig. 5, in step S4, further including:
S41: comparing the second data set with data parameters, wherein the range of the data parameters is a second threshold value, comparing the size data of each hole with the second threshold value, judging that the size data exceeding the range of the second threshold value is unqualified, marking the size data by the controller, and alarming by the buzzer.
In this embodiment, the second data set is size data of holes, and is compared with the set data parameters, and the length A0 of the stored data parameters is assumed to be in the range of 1.64-1.68, and is used as a second threshold value, the detected length of each hole is output according to the array position of the image data, and meanwhile whether the detected length exceeds the second threshold value is judged, if the detected length exceeds the second threshold value, the detected length is judged to be qualified, and if the detected length exceeds the second threshold value, the detected length is judged to be unqualified (refer to fig. 9).
Referring to fig. 6, the present invention further provides an embodiment of a detection system for a carrier tape processing mold, where the detection system is applicable to any one of the detection methods in the above technical solutions, and includes:
the acquisition module 10 is used for acquiring images of the carrier tape processing mould, generating image information and transmitting the image information;
The control module 11 is used for controlling the rotation of the carrier tape processing mould, receiving the image information sent by the acquisition module 10 and the externally set image parameters and data parameters, and marking the detection result;
the image processing module 12 is used for receiving the image information and the image parameters sent by the control module 11, processing the image information to obtain image data and size data, comparing and detecting the image data and the image parameters, and feeding back a detection result to the control module 11;
the judging module 13 receives and compares the size parameter sent by the control module 11 and the size data sent by the image processing module 12, and feeds back the detection result to the control module 11;
and the output display module 14 receives the detection result sent by the control module 11 and outputs and displays the detection result.
In this embodiment, the acquisition module 10 is located above the carrier tape processing mold, performs shooting identification, generates corresponding image information, sends the image information to the control module 11, receives image parameters and size parameters set by external equipment, and sends the image information sent by the acquisition module 10 to the image processing module 12 and the judging module 13 respectively, compares the first data set with the image parameters, compares the second data set with the data parameters, detects the outline and size of a hole, improves the detection precision, feeds back the detection result to the control module 11, and outputs the detection result through the output display module 14.
The control module 11 determines to stop rotating the carrier tape processing die or send the size data to the determination module 13 according to the detection result fed back by the image processing module 12.
In this embodiment, if the control module 11 receives the detection result fed back by the image processing module 12, if both the detection results are qualified, the size data is sent to the judging module 13 for secondary detection, if the detection result is not qualified, the control module 11 can control the carrier tape processing mold to stop rotating, the detection is interrupted, and the operator can detach and repair.
Referring to fig. 7, the present invention further provides an embodiment of a carrier tape processing mold detection device, where the detection device is applicable to any one of the detection methods and detection systems described in the foregoing technical solutions, and includes: a control cabinet 1; the top of the control cabinet 1 is provided with a printer 2, a display screen 3 and a controller 4; a touch screen 5 and a control button 6 are arranged on one side of the control cabinet 1; one side of the control cabinet 1 is provided with an output end extending outwards, and a carrier tape processing die 7 is installed; an image sensor 8 is arranged above the carrier tape processing die 7 and is electrically connected with the controller 4; an extrusion die 9 is provided on one side of the carrier tape processing die 7.
In this embodiment, the output end of the control cabinet 1 is provided with the carrier tape processing mold 7, the control button 6 is used for controlling the rotation and stop of the carrier tape processing mold 7, the printer 2 and the display 3 are arranged at the top of the control cabinet 1, the detected result can be output, the operator can observe conveniently, the controller 4 is arranged at the top of the control cabinet 1, the touch screen 5 is arranged at one side of the control button 6, the controller 4 is electrically connected with the touch screen 5, the image parameters and the data parameters are arranged through the touch screen and stored in the controller 4, the image sensor 8 is arranged above the carrier tape processing mold 7, the controller 4 controls the image sensor 8 to shoot and collect the image information and receive and judge, the image sensor 8 is used for shooting and identifying the carrier tape processing mold 7, the image information is sent to the controller 4, the detected result is directly output and displayed through the display 3, or the detected result is printed and output through the printer 2, the USB socket is arranged on the controller 4, and relevant detected and analyzed data can be copied for long-term storage and more detailed offline analysis.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (10)
1. The method for detecting the carrier tape processing die is characterized by comprising the following steps of:
S1: the controller receives and stores the set image parameters and data parameters, adjusts and sets the carrier tape processing mould, controls the carrier tape processing mould to continuously rotate, performs photographing detection on the carrier tape processing mould through the image sensor, obtains the image information of the carrier tape processing mould, and sends the image information to the controller;
s2: the controller performs image processing according to the image information, divides each hole on the carrier tape processing die, generates a plurality of image data as a first data set, and generates a plurality of size data as a second data set;
S3: comparing the first data set with the image parameters, comparing each image data, judging whether the image data accords with the image parameters, if not, marking the image data and early warning, returning to the step S1, adjusting the carrier tape processing mould, and if so, carrying out the next step;
S4: comparing the second data set with the data parameters, judging whether the size data accords with the data parameters, if not, marking the size data and early warning, returning to the step S1 for adjustment, and if so, continuing to detect;
S5: and after the carrier tape processing die rotates for one circle, outputting a detection result according to the first data set and the second data set, and storing the detection result in the controller.
2. The method of claim 1, wherein: in the step S1, further includes:
S11: setting detection standard in the controller, setting standard image parameters and data parameters, storing in the controller, assembling the carrier tape processing mould, installing on the control cabinet to control the carrier tape processing mould to rotate,
S12: and arranging the image sensor above the carrier tape processing die, continuously shooting the rotating carrier tape processing die to obtain image information of the carrier tape processing die, and sending the image information to the controller in real time.
3. The method of claim 1, wherein: in the step S2, further includes:
S21: the controller receives the image information, divides holes on the carrier tape processing mould according to the image information, generates image data, and grabs the length, width and depth of the holes to generate size data.
4. The method of claim 1, wherein: in the step S3, further includes:
S31: comparing the first data set with the image parameters, judging that the resolution of the flaw is set as a first threshold, identifying each image data, judging that the hole is unqualified if the resolution of the flaw in the image data exceeds the first threshold, marking the image data by the controller, and alarming by the buzzer.
5. The method of claim 1, wherein: in the step S4, further includes:
S41: comparing the second data set with data parameters, wherein the range of the data parameters is a second threshold value, comparing the size data of each hole with the second threshold value, judging that the size data exceeding the range of the second threshold value is unqualified, and marking the size data by the controller and alarming by the buzzer.
6. The method of claim 1, wherein: the image processing comprises image positioning, graying, edge detection and image enhancement, so that the outline of the hole is highlighted to obtain the image data, then image information is traversed to obtain a pixel value, and grabbing is carried out according to the outline of the hole and the pixel value to obtain the size data.
7. A system for inspecting a carrier tape tooling die, wherein the inspection system is adapted for use in the inspection method of any one of claims 1-6, comprising:
The acquisition module (10) is used for acquiring images of the carrier tape processing die, generating image information and transmitting the image information;
The control module (11) is used for controlling the rotation of the carrier tape processing mould, receiving the image information sent by the acquisition module (10) and the externally set image parameters and data parameters, and marking the detection result;
the image processing module (12) is used for receiving the image information and the image parameters sent by the control module (11), processing the image information to obtain image data and size data, comparing and detecting the image data and the image parameters, and feeding back detection results to the control module (11);
the judging module (13) is used for receiving the size parameter sent by the control module (11) and the size data sent by the image processing module (12), comparing the size parameter with the size data and feeding back a detection result to the control module (11);
and the output display module (14) is used for receiving the detection result sent by the control module (11) and outputting and displaying the detection result.
8. The detection system of claim 7, wherein: the control module (11) judges whether to stop rotating the carrier tape processing mould or send the size data to the judging module (13) according to the detection result fed back by the image processing module (12).
9. A carrier tape processing die detection apparatus, characterized in that the detection apparatus is adapted for use in the detection method according to any one of the above claims 1 to 6 and the detection system according to any one of the above claims 7 to 8, comprising:
a control cabinet (1);
the top of the control cabinet (1) is provided with a printer (2), a display screen (3) and a controller (4);
A touch screen (5) and a control button (6) are arranged on one side of the control cabinet (1);
One side of the control cabinet (1) is provided with an output end extending outwards, and a carrier tape processing die (7) is installed;
An image sensor (8) is arranged above the carrier tape processing die (7) and is electrically connected with the controller (4);
an extrusion die head (9) is arranged on one side of the carrier tape processing die (7).
10. The detection apparatus according to claim 9, wherein: the set image parameters and data parameters are input to the controller (4) through the touch screen (5), the controller (4) controls the image sensor (8) to shoot, collect image information and receive and judge, and the detection result is directly output and displayed through the display screen (3) or printed and output through the printer (2).
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| CN202410157211.XA CN118010733A (en) | 2024-02-02 | 2024-02-02 | Detection method, detection system and detection device for carrier tape processing mold |
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| CN202410157211.XA CN118010733A (en) | 2024-02-02 | 2024-02-02 | Detection method, detection system and detection device for carrier tape processing mold |
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