CN115165900A - Polyimide film detection device and method - Google Patents
Polyimide film detection device and method Download PDFInfo
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Abstract
The scheme relates to a polyimide film detection device and method. The device comprises: the device comprises an operation cabinet, and an unreeling machine, a deviation rectifier, an image acquisition detector, a display screen, a manual table and a reeling machine which are arranged on the operation cabinet; the method comprises the following steps that a winding and unwinding machine is arranged to guide a coiled material polyimide film to be detected into an image acquisition detector, detection is automatically completed, when unqualified polyimide films are detected, an alarm can be automatically sent out, the polyimide films can be automatically stopped when a manual platform is replaced by qualified polyimide films, and finally the polyimide films in the whole coil are all qualified products; the image acquisition detector is adopted to replace manual detection, so that the detection efficiency and the detection accuracy are improved; and through setting up rectifying device and artifical platform, the accurate positioning when can guarantee the polyimide film and shoot and the defect polyimide film that convenient manual in time replaced and detected when appearing the defect, guarantee that polyimide film coil stock whole quality is qualified.
Description
Technical Field
The invention relates to the technical field of polyimide film detection, in particular to a polyimide film detection device and method.
Background
With the development of science and technology, polyimide films are widely applied to the industries such as electronic appliances, chemical engineering, machinery, construction, light textile, food, medical treatment and the like, and increasingly enter the daily life of people, and the demand is increasing. The polyimide film is specially designed and manufactured for occasions needing excellent heat transfer performance and insulating voltage resistance performance, is a high-performance elastomer insulating material, and has excellent cutting resistance and excellent heat conduction performance. When the polyimide film is used in the field of electronic and electric appliances, the heat-conducting insulating sheets with different thicknesses can be selected to be cut according to the size of the heating interface and the height of the gap, and the heat-conducting insulating sheets are placed in the gap between the heating interface and the components of the heating interface to play the roles of heat conduction and insulating medium. Therefore, the quality of the polyimide film directly affects the heat transfer performance and the insulation withstand voltage performance, so that the quality is strictly required. The traditional polyimide film belongs to a semitransparent film, needs double-sided detection, and has the defects of black spots, white spots, hairiness, transverse striations, indentation and the like which mainly influence the product quality.
The traditional quality detection method for the polyimide film is usually carried out manually, and because the defect size of the polyimide film is extremely small, the manual detection mode has various defects, the detection efficiency is low, and fatigue is easy to occur visually; and the detection result has randomness, varies from person to person and is easily influenced by subjective emotion of workers. Therefore, the traditional quality detection method of the polyimide film has the problem of inaccurate detection.
Disclosure of Invention
Accordingly, in order to solve the above technical problems, an apparatus and a method for detecting a polyimide film are provided, which can improve the accuracy of quality detection of the polyimide film.
A polyimide film detection apparatus, the apparatus comprising: the device comprises an operation cabinet, and an unreeling machine, a deviation rectifier, an image acquisition detector, a display screen, a manual table and a reeling machine which are arranged on the operation cabinet; wherein,
the unreeling machine is used for controlling the polyimide film to unreel and horizontally move to the position of the deviation rectifier;
the deviation rectifier is used for performing deviation rectification treatment on the polyimide film translated from the unreeling machine and translating the polyimide film subjected to deviation rectification treatment to the image acquisition detector;
the image acquisition detector is used for acquiring a film image containing the polyimide film after the deviation rectification treatment and detecting the polyimide film to obtain a detection result;
the display screen is connected with the image acquisition detector and is used for displaying the film image and the detection result;
the artificial platform is arranged below the display screen and used for replacing the defective polyimide film and translating the replaced polyimide film to the winder;
and the winding machine is used for controlling the winding of the replaced polyimide film.
In one embodiment, the unreeling machine comprises a support frame, a cantilever inflatable shaft arranged outside the support frame, a guide roller and a tension controller; the magnetic powder brake is arranged in the supporting frame; wherein,
the cantilever air inflation shaft is arranged at the top of one side outside the supporting frame and used for clamping a coil stock containing the polyimide film and controlling the coil stock to move around the shaft;
the guide roller is arranged at the bottom position of one side outside the supporting frame and used for guiding the coil stock to move;
the tension controller is arranged on the frame wall of the supporting frame and used for adjusting tension during unreeling;
and the magnetic powder brake is used for controlling the starting and stopping of the unreeling.
In one embodiment, the image acquisition detector comprises an image acquisition mechanism and an image detection mechanism; the image acquisition mechanism is connected with the image detection structure; the image acquisition mechanism comprises a camera transverse frame, a camera vertical frame, a camera, a displacement table and a light source, wherein the camera, the displacement table and the light source are arranged on the camera vertical frame; the cameras comprise a front camera and a back camera; the displacement table comprises an upper displacement table and a lower displacement table;
the front camera moves on the upper displacement table and is used for acquiring a front image of the polyimide film; and the reverse side camera moves on the lower displacement table and is used for acquiring a reverse side image of the polyimide film.
In one embodiment, the image acquisition mechanism further comprises a guide roller set; three groups of guide rollers are arranged; the first guide roller group and the second guide roller group are respectively arranged on the camera vertical frame, and the third guide roller group is arranged on the camera transverse frame; the guide roller is used for controlling the polyimide film to move in the field of view of the camera.
In one embodiment, the image acquisition mechanism further comprises a counting sensor; the counting sensor is arranged on the camera vertical frame and is arranged at a position close to the first guide roller group.
In one embodiment, two third guide roller sets are provided, and the two third guide roller sets are respectively provided at two ends of the camera crossbar;
the one end setting of artifical platform is being close to camera erects a position department, and the other end setting is being close to the camera crossbearer is kept away from the one end position department that the camera erected the frame, just artifical platform with camera crossbearer parallel arrangement.
In one embodiment, a protective cover is arranged on the camera vertical frame; and a warning lamp is arranged at the top of the protective cover.
In one embodiment, the system further comprises an input device; the input device is connected with the display screen; the input device comprises a control button, a power switch, a mouse and a keyboard.
In one embodiment, an electric appliance control module and an industrial personal computer are placed in the operation cabinet; and the bottom of the operation cabinet is provided with a damping foot cup and universal wheels.
A polyimide film inspection method, the method comprising:
unreeling the polyimide film to be detected through an unreeling machine, and translating the polyimide film to a deviation rectifier;
performing deviation rectification processing on the polyimide film to be detected through the deviation rectifier to obtain a corrected polyimide film to be detected, and translating the corrected polyimide film to be detected to an image acquisition detector;
collecting the film image of the corrected polyimide film to be detected through the image collecting detector, and detecting the polyimide film through the film image to obtain a detection result; the film image and the detection result are sent to a display screen through the image acquisition detector to be displayed;
when the polyimide film has defects, replacing the polyimide film with the defects through the manual table, and translating the replaced polyimide film to a winding machine through the manual table;
and controlling the replaced polyimide film to be wound through the winding machine.
The device and the method for detecting the polyimide film comprise the following steps: the device comprises an operation cabinet, and an unreeling machine, a deviation rectifier, an image acquisition detector, a display screen, a manual table and a reeling machine which are arranged on the operation cabinet; the unreeling machine is used for controlling the polyimide film to unreel and horizontally move to the deviation rectifier; the deviation rectifier is used for performing deviation rectification treatment on the polyimide film translated from the unreeling machine and translating the polyimide film subjected to deviation rectification treatment to the image acquisition detector; the image acquisition detector is used for acquiring a film image containing the polyimide film after the deviation rectification treatment and detecting the polyimide film to obtain a detection result; the display screen is connected with the image acquisition detector and is used for displaying the film image and the detection result; the manual table is arranged below the display screen and used for replacing a defective polyimide film and translating the replaced polyimide film to the winder; and the winding machine is used for controlling the winding of the replaced polyimide film. The method comprises the steps that a winding and unwinding machine is arranged to guide a to-be-detected coil material polyimide film into an image acquisition detector, detection is automatically completed, when unqualified polyimide films are detected, an alarm can be automatically sent out, the machine is stopped, and the qualified polyimide films are replaced by a manual platform, so that the polyimide films in the whole roll are finally guaranteed to be qualified; the image acquisition detector is adopted to replace manual detection, so that the detection efficiency and the detection accuracy are improved; and through setting up deviation rectifier and artifical platform, the accurate positioning when can guarantee the polyimide film and shoot and convenient artifical defect polyimide film who in time replaces when appearing the defect, guarantee that the whole quality of polyimide film coil stock is qualified.
Drawings
FIG. 1 is a schematic structural view of a polyimide film inspection apparatus according to an embodiment;
FIG. 2 is a schematic diagram of an embodiment of a deviation corrector 300;
fig. 3 is a schematic structural view of a winder 700 in one embodiment;
fig. 4 is a schematic view of the internal structure of a winder 700 in another embodiment;
fig. 5 is a schematic structural diagram of an unreeling machine 200 in one embodiment;
fig. 6 is a schematic view of the internal structure of an unreeling machine 200 in another embodiment;
FIG. 7 is a schematic diagram showing an internal structure of an image pickup mechanism according to an embodiment;
FIG. 8 is a schematic top view of an image acquisition mechanism in one embodiment;
FIG. 9 is a schematic diagram of a shield 432 in one embodiment;
FIG. 10 is a flowchart of a polyimide film inspection method in one embodiment;
FIG. 11 is a flow diagram of the training of the detection recognition algorithm in one embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more clearly understood, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of and not restrictive on the broad application.
In one embodiment, as shown in fig. 1, there is provided a polyimide film inspection apparatus including: the device comprises an operation cabinet 100, and an unreeling machine 200, a deviation rectifier 300, an image acquisition detector 400, a display screen 500, a manual table 600 and a reeling machine 700 which are arranged on the operation cabinet 100.
As shown in fig. 1, the operation cabinet 100 may be sequentially provided with an unreeling machine 200, a deviation rectifier 300, an image collecting detector 400, a display screen 500, a manual table 600, and a reeling machine 700, so as to form a production line device for detecting a polyimide film. Wherein:
the unreeling machine 200 is used for controlling the polyimide film to unreel and horizontally move to the deviation rectifier 300.
The unreeling machine 200 may refer to a dedicated device for unreeling a roll wound of a veneer. The unreeling machine 200 can be disposed at the leftmost position on the operation cabinet 100, and a roll of the polyimide film to be detected can be placed on the unreeling machine 200. When the unreeling machine 200 starts operating, a roll of the polyimide film to be inspected can be unreeled to perform the inspection. And the unreeling machine 200 can control the polyimide film to translate at a certain tension speed.
After the unreeling machine 200 unreels the roll of the polyimide film to be detected, the unreeled polyimide film to be detected may be translated to the deviation rectifier 300.
And a deviation rectifier 300 for performing deviation rectification processing on the polyimide film translated from the unreeling machine 200 and translating the polyimide film after the deviation rectification processing to the image acquisition detector 400.
The structure of the deviation rectifier 300 is shown in fig. 2, and the deviation rectifier 300 can correct the axial deviation of the polyimide film during unwinding, so that the polyimide film can be always positioned in a specified position in the visual field of the image acquisition detector 400 and stably imaged. In this embodiment, the polyimide film can be turned 90 degrees 4 times, and the deviation rectifier 300 can be a frame type deviation rectifier, a swingable adjusting frame with two turning rollers forms the basis of the polyimide film turning process, the rotation point of the adjusting frame is virtually located in the feeding plane, and the material can be laterally corrected only after being rotated around the central point, provided that sufficient tension is always present, and the transmission of force between the material and the adjusting rollers can be ensured. The deviation corrector 300 in this embodiment integrates deviation correction parameter control, and can realize automatic and manual control by cooperating with a position sensor. The deskewed polyimide film may be further translated to the image capture detector 400.
And the image acquisition detector 400 is used for acquiring a film image containing the polyimide film after the deviation rectification treatment and detecting the polyimide film to obtain a detection result.
Wherein, the image collecting detector 400 may include a collecting device and a detecting device; the collecting device can be used for collecting the film image containing the polyimide film after the deviation rectifying treatment. The film image collected by the collecting device can be transmitted to the display screen 500 for displaying, and can also be transmitted to the detecting device for detecting. Specifically, professional detection software can be installed in the detection device, and the professional detection software can detect the film image through a deep learning algorithm, so that the defect of the polyimide film can be detected. The detection device can detect each parameter of the polyimide film through the film image, and transmit each parameter and the defect of the polyimide film to the display screen 500 for displaying.
And a display screen 500 connected to the image capture detector 400 for displaying the film image and the detection result.
The display screen 500 can display information of the detected polyimide film, so that an operator can conveniently look up the information.
The manual table 600 is arranged below the display screen 500 and used for replacing a defective polyimide film and translating the replaced polyimide film to the winder 700.
The manual table 600 can facilitate manual on-line replacement of the detected unqualified polyimide film, so that the quality and the quantity of products meet the market demand.
And the winding machine 700 is used for controlling the winding of the replaced polyimide film.
The winder 700 can be used to wind up the replaced qualified polyimide film into a roll material by a mechanical method. In this embodiment, the winding machine 700 can work simultaneously with the unreeling machine 200, the unreeled polyimide film to be detected can be translated between the winding machine 700 and the unreeling machine 200, and the deviation rectifier 300, the image acquisition detector 400, the display screen 500 and the manual table 600 can be arranged between the winding machine 700 and the unreeling machine 200 and perform the operations of deviation rectification, detection, manual replacement and the like on the polyimide film to be detected.
As shown in fig. 3 and 4, the winder 700 may include a drive mechanism 710, a tensioning mechanism 720, a wind-up motor 730, a wind-up cantilevered inflator shaft 740. Wherein the driving mechanism 710 can transmit the rotation motion of the winder 700; the tensioning mechanism 720 can adjust the tensioning degree of the belt of the transmission mechanism 710 to prevent over-loosening or over-tightening; the winding motor 730 is used for providing winding power, the rotation motion of the winding motor 730 drives the winding cantilever physiosis shaft 740 to rotate through the transmission mechanism 710, and the polyimide film is wound after detection.
In this embodiment, the unwinding machine 200 of the winding machine 700 is arranged to guide the polyimide film of the coil stock to be detected into the image acquisition detector 400, the detection is automatically completed, when the unqualified polyimide film is detected, the automatic alarm can be automatically stopped, and the manual table 600 is replaced by the qualified polyimide film, so that the polyimide film of the whole coil is finally ensured to be qualified; the image acquisition detector 400 is adopted to replace manual detection, so that the detection efficiency and the detection accuracy are improved; and through setting up rectifying device 300 and artifical platform 600, the accurate positioning when can guaranteeing the polyimide film to shoot makes things convenient for the artifical defect polyimide film that in time replaces and detects when appearing the defect, guarantees that the whole quality of polyimide film coil stock is qualified.
As shown in fig. 5 and 6, in one embodiment, the unreeling machine 200 includes a support frame 210, and a cantilever air shaft 220, a guide roller 230, a tension controller 240, which are disposed outside the support frame 210; also included is a magnetic-particle brake 250 disposed within the support frame 210.
In the present embodiment, as shown in fig. 5, the cantilever air shaft 220 may be provided at a top position of an outer side of the support frame 210. The cantilever balloon 220 can be used to clamp a roll containing polyimide film and control the roll to move around the shaft. The guide roller 230 may be provided at a bottom position of an outer side of the support frame 210 for guiding the movement of the roll. The tension controller 240 is disposed on a frame wall of the support frame 210, and is used for adjusting tension when unreeling; specifically, the tension controller 240 may manually adjust the overall tension of the unreeling machine 200 during unreeling.
As shown in fig. 6, a magnetic powder brake 250 may be provided in the support frame 210, and the magnetic powder brake 250 may be used to control the start and stop of the unwinding.
In this embodiment, the support frame 210 may be used to connect the cantilever ballooning shaft 220, the guide roller 230, the tension controller 240, and the magnetic particle brake 250 into an integrated apparatus.
In one embodiment, as shown in fig. 7, the image capture detector comprises an image capture mechanism 410, an image detection mechanism; the image acquisition mechanism 410 is connected with the image detection structure; the image acquisition mechanism 410 comprises a camera transverse frame 420, a camera vertical frame 430, a camera 450 arranged on the camera vertical frame 430, a displacement table 460 and a light source 470; the cameras 450 include a front camera 452, a back camera 454; the displacement stage 460 includes an upper displacement stage 462 and a lower displacement stage 464. The lower half of the camera vertical frame 430 may be disposed in the operation cabinet, and both the back side camera 454 and the lower translation stage 464 may be disposed in the operation cabinet.
The front camera 452 moves on the upper displacement stage 462 to collect a front image of the polyimide film; the back side camera 454 moves on the lower stage 464 for collecting an image of the back side of the polyimide film.
In this embodiment, the light source 470 may include a front light source 472 and a back light source 474. In capturing an image of a film including a polyimide film, the front camera 452 and the back camera 454 may simultaneously perform image capturing. Before the image is collected, the position of the camera 450 on the displacement table 460 can be adjusted, so that the distance from the camera 450 to the polyimide film can be accurately adjusted, and the clear imaging of the camera 450 can be ensured.
The front light source 472 may provide the light field needed for the front camera 452 to image; the back side light source 474 may provide the light field needed for the back side camera 454 to image.
As shown in FIG. 7, in one embodiment, image capture mechanism 410 further comprises a set of guide rollers; three groups of guide rollers can be arranged; wherein, the first guide roller group 481 and the second guide roller group 482 are respectively arranged on the camera vertical frame 430, and the third guide roller group 483 is arranged on the camera horizontal frame 420; the guide roller set is used to control the polyimide film to move in the field of view of the camera 450.
The first guide roller set 481 may be provided in two, the second guide roller set 482 may be provided in two, and the first guide roller set 481 and the second guide roller set 482 may be respectively provided at both sides of the camera stand 430 for controlling the polyimide film to move in the field of view of the camera 450.
A third guide roller set 483 may be provided on the camera cross frame 420 and may cooperate with the first and second guide roller sets 481 and 482 to control the movement of the polyimide film. By arranging the three guide roller sets 480, the polyimide film can move in the visual field of the camera 450 according to the design requirement, and simultaneously, the vibration generated when the polyimide film moves can be reduced, so that the imaging of the camera 450 meets the requirement of a detection algorithm in an image detection mechanism.
In one embodiment, as shown in fig. 7, image acquisition mechanism 410 further includes a count sensor 490; a count sensor 490 is provided on the camera vertical frame 430, and the count sensor 490 is provided at a position close to the first guide roller set 481.
The tech sensor 490 can be used to identify the edges of the polyimide film and assist the image detection mechanism in accurately counting the polyimide film.
As shown in fig. 7, in one embodiment, the third guide roller sets 483 are provided in two, and two third guide roller sets 483 are provided at both ends of the camera cross frame 420, respectively; one end of the artificial platform 600 is arranged at a position close to the camera vertical frame 430, the other end is arranged at a position close to one end of the camera cross frame 420 far away from the camera vertical frame 430, and the artificial platform 600 and the camera cross frame 420 are arranged in parallel.
As shown in fig. 8, the manual table 600 may be a rectangular platform, the polyimide film may move on the manual table 600, and the manual work may replace the detected unqualified polyimide film on line through the manual table 600, so that the quality and quantity of the product meet the market demand.
In one embodiment, as shown in FIG. 1, a protective cover 432 is provided on the camera riser; a warning lamp 434 is arranged on the top of the protective cover 432.
The shield 432 may be constructed as shown in fig. 9, the shield 432 may be a square housing, and the housing on one side of the shield 432 may extend outward. The protective cover 432 can be arranged on the camera vertical frame and used for protecting key parts such as a camera lens and the like from collision and damage, and meanwhile, the protective cover can isolate an external light source and ensure the stability of the optical environment of camera imaging.
The warning light 434 may be connected to the image capture detector and may be used to indicate whether the currently detected polyimide film is acceptable. In this embodiment, the warning light 434 can also be used to display whether the polyimide film detection device is working normally.
As shown in fig. 1, in one embodiment, a polyimide film inspection device is provided that may further include an input device 800; the input device 800 may be connected to the display screen 500; the input device 800 may include control buttons, a power switch, a mouse, a keyboard.
The control button can be used for meeting common control requirements in the polyimide film detection device; the power switch can be used for controlling the on-off of a power supply of the polyimide film detection device; the keyboard and the mouse can effectively and finely adjust detection parameters of the polyimide film detection device, meet fine control and control equipment operation and detection software interaction.
As shown in fig. 1, in one embodiment, an appliance control module and an industrial personal computer are disposed in the operation cabinet 100; the bottom of the operation cabinet 100 is provided with a shock absorption foot cup 110 and a universal wheel 120.
The operation cabinet 100 may be a carrying mechanism. The polyimide film detection device can be stably placed or moved by arranging the shock absorption foot cup 110 and the universal wheel 120 at the bottom of the operation cabinet 100.
In one embodiment, as shown in fig. 10, there is provided a polyimide film inspection method including the steps of:
step 1002, unreeling the polyimide film to be detected through an unreeling machine, and horizontally moving to a deviation rectifier;
1004, performing deviation rectification treatment on the polyimide film to be detected through a deviation rectifier to obtain a corrected polyimide film to be detected, and translating the corrected polyimide film to be detected to an image acquisition detector;
step 1008, when the polyimide film has defects, replacing the defective polyimide film through a manual table, and translating the replaced polyimide film to a winding machine through the manual table;
and step 1010, controlling the replaced polyimide film to be wound through a winding machine.
In this embodiment, image analysis software may be installed in the image capture detector. The image analysis software can be visual detection software designed for the polyimide film, and comprises a detection and identification algorithm, and the detection and identification algorithm combines deep learning with a traditional algorithm. Specifically, as shown in fig. 11, the detection and recognition algorithm can perform recognition training according to the defect characteristics of the polyimide film, and the detection rate can be expected as the number of effective samples of training increases and the number of training times increases.
The display screen can display an information resource management interface, the interface can comprise display modules such as report management, picture storage management, defect picture display management, equipment operation parameter management, defect data table display, polyimide film statistical counting management and the like, the operation state of the polyimide film detection device can be monitored in real time, and constructive opinions can be provided for operators.
It should be understood that, although the steps in the above-described flowcharts are shown in sequence as indicated by the arrows, the steps are not necessarily performed in sequence as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least a portion of the steps in the above-described flowcharts may include multiple sub-steps or multiple stages, which are not necessarily performed at the same time, but may be performed at different times, and the order of performing the sub-steps or the stages is not necessarily sequential, but may be performed alternately or alternatingly with other steps or at least a portion of the sub-steps or stages of other steps.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A polyimide film inspection apparatus, comprising: the device comprises an operation cabinet, and an unreeling machine, a deviation rectifier, an image acquisition detector, a display screen, a manual table and a reeling machine which are arranged on the operation cabinet; wherein,
the unreeling machine is used for controlling the polyimide film to unreel and horizontally move to the position of the deviation rectifier;
the deviation rectifier is used for performing deviation rectification treatment on the polyimide film translated from the unreeling machine and translating the polyimide film subjected to deviation rectification treatment to the image acquisition detector;
the image acquisition detector is used for acquiring a film image containing the polyimide film after the deviation rectification treatment and detecting the polyimide film to obtain a detection result;
the display screen is connected with the image acquisition detector and is used for displaying the film image and the detection result;
the artificial platform is arranged below the display screen and used for replacing the defective polyimide film and translating the replaced polyimide film to the winder;
and the winding machine is used for controlling the winding of the replaced polyimide film.
2. The polyimide film detection device according to claim 1, wherein the unreeling machine comprises a support frame, and a cantilever air inflation shaft, a guide roller and a tension controller which are arranged outside the support frame; the magnetic powder brake is arranged in the supporting frame; wherein,
the cantilever air inflation shaft is arranged at the top of one side of the outer part of the support frame and used for clamping a coiled material containing the polyimide film and controlling the coiled material to move around the shaft;
the guide roller is arranged at the bottom position of one side outside the supporting frame and used for guiding the roll material to move;
the tension controller is arranged on the frame wall of the supporting frame and used for adjusting tension during unreeling;
and the magnetic powder brake is used for controlling the starting and stopping of the unreeling.
3. The polyimide film detection device according to claim 1, wherein the image acquisition detector comprises an image acquisition mechanism and an image detection mechanism; the image acquisition mechanism is connected with the image detection structure; the image acquisition mechanism comprises a camera transverse frame, a camera vertical frame, a camera, a displacement table and a light source, wherein the camera, the displacement table and the light source are arranged on the camera vertical frame; the cameras comprise a front camera and a back camera; the displacement table comprises an upper displacement table and a lower displacement table;
the front camera moves on the upper displacement table and is used for acquiring a front image of the polyimide film; and the reverse side camera moves on the lower displacement table and is used for acquiring a reverse side image of the polyimide film.
4. The apparatus according to claim 3, wherein the image capturing mechanism further comprises a set of guide rollers; the guide roller sets are provided with three sets; the first guide roller group and the second guide roller group are respectively arranged on the camera vertical frame, and the third guide roller group is arranged on the camera transverse frame; the guide roller is used for controlling the polyimide film to move in the field of view of the camera.
5. The polyimide film inspection device according to claim 4, wherein the image capturing mechanism further comprises a counter sensor; the counting sensor is arranged on the camera vertical frame and is arranged at a position close to the first guide roller group.
6. The polyimide film detection device according to claim 4, wherein two third guide roller sets are provided, and the two third guide roller sets are respectively provided at two ends of the camera cross frame;
the one end setting of artifical platform is being close to camera erects a position department, and the other end setting is being close to the camera crossbearer is kept away from the one end position department that the camera erected the frame, just artifical platform with camera crossbearer parallel arrangement.
7. The polyimide film detection device according to claim 3, wherein a protective cover is arranged on the camera vertical frame; and a warning lamp is arranged at the top of the protective cover.
8. The polyimide film inspection device according to claim 1, further comprising an input device; the input device is connected with the display screen; the input device comprises a control button, a power switch, a mouse and a keyboard.
9. The polyimide film detection device according to claim 1, wherein an electrical control module and an industrial personal computer are disposed in the operation cabinet; and the bottom of the operation cabinet is provided with a damping foot cup and universal wheels.
10. A polyimide film detection method is characterized by comprising the following steps:
unreeling the polyimide film to be detected through an unreeling machine, and translating the polyimide film to a deviation rectifier;
performing deviation rectification processing on the polyimide film to be detected through the deviation rectifier to obtain a corrected polyimide film to be detected, and translating the corrected polyimide film to be detected to an image acquisition detector;
collecting the film image of the corrected polyimide film to be detected through the image collecting detector, and detecting the polyimide film through the film image to obtain a detection result; sending the film image and the detection result to a display screen for displaying through the image acquisition detector;
when the polyimide film has defects, replacing the polyimide film with the defects through the manual table, and translating the replaced polyimide film to a winding machine through the manual table;
and controlling the replaced polyimide film to be wound through the winding machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210609949.6A CN115165900A (en) | 2022-05-31 | 2022-05-31 | Polyimide film detection device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210609949.6A CN115165900A (en) | 2022-05-31 | 2022-05-31 | Polyimide film detection device and method |
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| CN115165900A true CN115165900A (en) | 2022-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210609949.6A Pending CN115165900A (en) | 2022-05-31 | 2022-05-31 | Polyimide film detection device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118493483A (en) * | 2024-07-16 | 2024-08-16 | 长园新能源材料研究院(广东)有限公司 | Control method and system for film dividing machine, controller and storage medium |
-
2022
- 2022-05-31 CN CN202210609949.6A patent/CN115165900A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118493483A (en) * | 2024-07-16 | 2024-08-16 | 长园新能源材料研究院(广东)有限公司 | Control method and system for film dividing machine, controller and storage medium |
| CN118493483B (en) * | 2024-07-16 | 2024-10-18 | 长园新能源材料研究院(广东)有限公司 | Control method and system for film dividing machine, controller and storage medium |
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