CN112378926A - Flexible film visual detection device and method - Google Patents
Flexible film visual detection device and method Download PDFInfo
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- CN112378926A CN112378926A CN202011075627.5A CN202011075627A CN112378926A CN 112378926 A CN112378926 A CN 112378926A CN 202011075627 A CN202011075627 A CN 202011075627A CN 112378926 A CN112378926 A CN 112378926A
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- 238000001514 detection method Methods 0.000 title claims abstract description 63
- 230000000007 visual effect Effects 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 6
- 230000007246 mechanism Effects 0.000 claims abstract description 69
- 238000001179 sorption measurement Methods 0.000 claims abstract description 10
- 238000011179 visual inspection Methods 0.000 claims description 15
- 238000007689 inspection Methods 0.000 claims description 11
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 241000252254 Catostomidae Species 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 150000003071 polychlorinated biphenyls Chemical class 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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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
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
- B65G49/05—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles
- B65G49/06—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles for fragile sheets, e.g. glass
- B65G49/061—Lifting, gripping, or carrying means, for one or more sheets forming independent means of transport, e.g. suction cups, transport frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
- B65G49/05—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles
- B65G49/06—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles for fragile sheets, e.g. glass
- B65G49/067—Sheet handling, means, e.g. manipulators, devices for turning or tilting sheet glass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
- B65H29/16—Delivering or advancing articles from machines; Advancing articles to or into piles by contact of one face only with moving tapes, bands, or chains
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/02—Feeding articles separated from piles; Feeding articles to machines by belts or chains, e.g. between belts or chains
- B65H5/021—Feeding articles separated from piles; Feeding articles to machines by belts or chains, e.g. between belts or chains by belts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/08—Feeding articles separated from piles; Feeding articles to machines by grippers, e.g. suction grippers
-
- 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
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/956—Inspecting patterns on the surface of objects
-
- 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
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N2021/9511—Optical elements other than lenses, e.g. mirrors
-
- 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
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/956—Inspecting patterns on the surface of objects
- G01N2021/95638—Inspecting patterns on the surface of objects for PCB's
Abstract
The invention discloses a flexible film visual detection device and a method. The device comprises: the conveying mechanism is provided with a plurality of annular conveying belts which are arranged in parallel at intervals; the vacuum adsorption module is provided with a sucker which can move towards X, Z and is in a groove-shaped structure, is positioned below an upper layer belt of the annular conveyor belt and comprises a plurality of rectangular sucker parts, the sucker parts are arranged in parallel at intervals, and a groove space for the upper layer belt to pass through is formed between every two adjacent sucker parts; the sucking disc is used for moving and lifting in the Z direction at the position to be detected, sucking the conveyed detected piece on the upper belt, and then moving at a constant speed in the X direction towards the blanking direction; and the visual detection module is arranged above the upper layer belt of the annular conveying belt so as to perform visual detection when the vacuum adsorption module adsorbs the detected piece X to move. The invention can complete the automatic detection of the flexible film, and greatly improves the detection efficiency and the automation degree.
Description
Technical Field
The invention relates to the technical field of flexible sheet detection, in particular to a flexible sheet visual detection device.
Background
The defects on the surfaces of flexible films such as flexible PCBs and polarizers affect the quality of products, and therefore, the defects on the surfaces of flexible films such as flexible PCBs and polarizers need to be detected.
Disclosure of Invention
The present invention is directed to the above technical problem, and provides a flexible film visual inspection apparatus and method based on the visual inspection principle.
The technical scheme adopted for realizing the purpose of the invention is as follows:
a flexible film visual inspection device comprising:
the conveying mechanism is provided with a plurality of annular conveying belts which are arranged at intervals in parallel and used for conveying the detected piece from one end to the other end;
the vacuum adsorption module is provided with a sucker which can move towards X, Z and is in a groove-shaped structure, the sucker is positioned below an upper layer belt of the annular conveyor belt and comprises a plurality of rectangular sucker parts, the sucker parts are arranged in parallel at intervals, and a groove space for the upper layer belt to pass through is formed between every two adjacent sucker parts; the sucking disc is used for moving and lifting in the Z direction at a position to be detected, sucking a conveyed detected piece on the upper layer belt, and then moving at a constant speed in the X direction towards the blanking direction;
and the visual detection module is arranged above the upper layer belt of the annular conveying belt, so that the vacuum adsorption module can be used for carrying out visual detection when the detected piece X moves in the adsorption mode.
The sucker is connected with a Z-direction driving mechanism to drive the sucker to move up and down relative to the annular conveyor belt.
Furthermore, the bottom of the sucking disc is connected with a movable plate through a supporting assembly, an upper fixed plate is fixed above the movable plate, a lower fixed plate is arranged below the movable plate, a Z-direction driving mechanism is installed on the lower fixed plate and connected with the movable plate, and the movable plate is driven to lift to control the lifting of the sucking disc.
Further, a plurality of elastic supporting pieces which are arranged at intervals are arranged between the lower fixed plate and the movable plate, are supported between the lower fixed plate and the movable plate, and are arranged on the outer side around the Z-direction driving mechanism.
Furthermore, a plurality of guide posts which are arranged at intervals are fixed on the lower fixing plate and are evenly arranged along the periphery of the upper surface of the lower fixing plate, and the guide posts vertically penetrate through guide holes in the movable plate and the upper fixing plate to connect the movable plate and the upper fixing plate in a penetrating way so as to realize guide.
Further, the supporting assembly has a certain height, separates the bottom of the suction cup from the movable plate, and is oppositely arranged at two sides along the X direction, so that a moving space of the lower layer belt of the conveyor belt is formed between the suction cup and the movable plate.
Furthermore, the Z-direction driving mechanism is connected with the X-direction driving mechanism, and the X-direction driving mechanism is used for driving the Z-direction driving mechanism and the sucker overall to perform X-direction uniform motion displacement so that the visual detection module scans the adsorbed detected piece under the uniform motion.
Further, the visual detection module is connected with a Y-direction driving mechanism to drive the visual detection module to perform Y-direction displacement relative to the conveyor belt so as to detect the detected piece on the annular conveyor belt.
Furthermore, the visual detection module is installed on a lifting adjusting mechanism, the lifting adjusting mechanism is used for adjusting the height position of the visual detection module relative to the annular conveyor belt, and the lifting adjusting machine is connected with the Y-direction driving mechanism.
Furthermore, the X-direction driving mechanism adopts a screw rod linear driving mechanism, the Z-direction driving mechanism is an electromagnet, and the Y-direction driving mechanism is a synchronous belt conveying mechanism.
The invention also aims to provide a detection method for the flexible film visual detection, which adopts the flexible film visual detection device to detect a detected piece and comprises the following steps:
when the detected piece is conveyed to the position to be detected through the upper layer belt of the annular conveying belt, the sucker ascends and exhausts, the detected piece is adsorbed by negative pressure, then the detected piece is driven to horizontally move at a constant speed in the blanking direction below the visual detection module, and the visual detection module performs scanning detection;
and after the visual detection module finishes scanning, the sucker descends to a height lower than the upper layer of the endless conveyor belt, air suction is stopped, and the detected piece is conveyed out by the endless conveyor belt which moves all the time.
The flexible film visual detection device of the invention realizes the following detection of the detected piece on the conveyor belt by using the visual detection module: when a detected piece (flexible film) is transmitted to a position to be detected through a conveyor belt, firstly, a sucker ascends and exhausts air, the sucker adsorbs the flexible film by negative pressure, then, the flexible film is driven by X-direction displacement to horizontally move at a constant speed below a visual detection module, and the visual detection module is in a scanning working state; after the visual detection module finishes scanning, the sucker descends to a position lower than the height of the conveyor belt, air suction is stopped, and the detected flexible film is conveyed out by the conveyor belt which moves all the time; the automatic detection work of the flexible film is completed in cycles, and the detection efficiency and the degree of automation are greatly improved.
Drawings
FIG. 1 is a schematic view of the construction of the flexible film visual inspection device of the present invention;
FIG. 2 is a schematic structural view of a vacuum chuck mechanism of the flexible film visual inspection device of the present invention
Fig. 3 is a schematic structural diagram of a camera mechanism of the flexible film visual inspection device of the invention.
Detailed Description
The invention is described in further detail below with reference to the figures and specific examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 3, the present invention provides a flexible film visual inspection device, comprising:
the conveying mechanism is provided with a plurality of annular conveying belts 2 which are arranged in parallel at intervals and used for conveying the detected piece from one end to the other end;
the vacuum adsorption module is provided with X, Z-direction movable suckers 5 in a groove-shaped structure, the suckers are positioned below the upper layer belt of the annular conveyor belt and comprise a plurality of rectangular sucker parts, the sucker parts are arranged in parallel at intervals, and a groove space for the upper layer belt to pass through is formed between every two adjacent sucker parts; the sucking disc is used for moving and lifting in the Z direction at a position to be detected, sucking a conveyed detected piece on the upper layer belt, and then moving at a constant speed in the X direction towards the blanking direction;
and the visual detection module 3 is arranged above the upper layer belt of the annular conveyor belt, so that the suction disc 5 of the vacuum adsorption module adsorbs the detected piece X to perform visual detection when moving.
In the present invention, the suction cup is formed in a groove shape, and as shown in fig. 3, the upper belt of the conveyor belt can rotate continuously in the groove without being affected by the vertical movement of the suction cup, thereby ensuring the smooth detection.
Wherein, in the concrete realization, the sucking disc is a vacuum sucking disc. The visual detection module comprises a camera for detection. The conveyer belt constitute by a plurality of narrowband, both ends winding type connect and install in the frame on transfer roller 1, including initiative transfer roller and passive transfer roller.
In order to control the Z-direction lifting motion of the sucker, the sucker is connected with a Z-direction driving mechanism 10 so as to drive the sucker 5 to move up and down relative to the upper layer belt of the endless conveyor belt.
The Z-direction driving mechanism can be realized by an electromagnet or other linear lifting mechanisms such as an air cylinder, and is not limited specifically.
In a specific implementation structure, as an embodiment, the bottom 13 of the suction cup is connected to a movable plate 9 through a support assembly 14, an upper fixed plate 8 is fixed on the upper surface of the movable plate, a lower fixed plate 12 is arranged below the movable plate, and the Z-direction driving mechanism 10 is installed on the lower fixed plate 12 and drives the movable plate 9 to move up and down to control the suction cup 9 to move up and down.
Wherein the supporting component 14 is a plurality of supporting rods, which are oppositely arranged on two sides, as shown in fig. 3.
As an example, a plurality of elastic supports 11 are disposed between the lower fixed plate and the movable plate, and supported between the lower fixed plate and the movable plate, and disposed outside around the Z-direction driving mechanism 10.
The movable plate is driven to move to overcome the pre-tightening force of the spring through the Z-direction driving mechanism (electromagnetic iron absorption), so that the movable plate drives the (vacuum) sucker to vertically move up and down through the supporting component, the detected piece on the conveyor belt is sucked in an air extraction manner when the movable plate is lifted, and then the horizontal movement is detected by the visual detection module.
As an embodiment, a plurality of guide posts 15 arranged at intervals are fixed on the lower fixing plate, the guide posts vertically penetrate through guide holes in the movable plate and the upper fixing plate, the movable plate and the fixing plate are connected in a penetrating manner to realize guiding, and locking caps are installed at the upper ends of the guide posts, so that the movable plate and the fixing plate can be conveniently vertically guided to move, vertical lifting is realized, and vertical lifting movement of the sucker is controlled.
As an embodiment, the supporting component 14 has a certain height, and the bottom of the suction cup is spaced from the movable plate and is oppositely arranged on two sides along the X direction, so as to form a moving space of the lower belt of the conveyor belt between the suction cup and the movable plate, as shown in fig. 1, however, in implementation, the suction cup may not be limited to the above embodiment, and the suction cup may be integrally placed between the upper belt and the lower belt of the endless conveyor belt by a mechanism for driving the suction cup X, Z to move, that is, the suction cup may be supported and placed in the annular space formed by the endless conveyor belt.
In order to realize the horizontal movement of the sucker, the Z-direction driving mechanism is connected with the X-direction driving mechanism 6, and the X-direction driving mechanism is used for driving the Z-direction driving mechanism and the sucker to integrally perform X-direction uniform motion displacement so that the visual detection module scans the adsorbed detected piece under the uniform motion.
The X-direction driving mechanism is a ball screw linear driving mechanism, and can be realized by other linear horizontal movement driving mechanisms capable of realizing the same function, and the X-direction driving mechanism is not limited in particular.
Further, in order to adapt to the scanning detection of the detected object with a large area, the visual detection module is connected with a Y-direction driving mechanism 4 so as to drive the visual detection module to perform Y-direction displacement relative to the conveyor belt to detect the detected object on the endless conveyor belt. When the width of the detected piece, namely the flexible film, is larger, the Y-direction driving mechanism drives the camera to move horizontally for detection. Specifically, the Y-direction driving mechanism is mounted on a bracket 7 of the detection module, and the bracket of the detection module is mounted on the upper surface of the rack.
In addition, in order to adjust the position of the vision inspection module, the vision inspection module 3 is mounted on a lift adjustment mechanism 41 for adjusting the height position of the vision inspection module with respect to the endless belt, and the lift adjustment mechanism is connected to the Y-direction drive mechanism 42 through a movable base 45 (the lift adjustment mechanism 41 is mounted on the movable base 45, and the movable base 45 is connected to the Y-direction drive mechanism). In specific implementation, the Y-direction driving mechanism is a synchronous belt conveying mechanism, connected to the driving motor 44, and controlled to rotate by the driving motor to realize conveying control. The moving seat 45 is fixedly connected with a conveying belt of the synchronous belt conveying mechanism, and the upper part and the lower part of the moving seat are connected with a guide part 48 on the bracket through guide grooves.
In order to realize convenient manual operation, the upper end of the adjusting lifting adjusting mechanism 41 is connected with an adjusting wheel 43. Specifically, the visual inspection module 3 is mounted on a lifting block 46 that can be lifted and lowered in the lifting and lowering adjustment mechanism 41, as shown in fig. 2.
Specifically, the lifting adjusting mechanism can be realized by a threaded rod fine adjustment structure, when the threaded rod rotates, the lifting block 46 is lifted along the guide rod 47 to control the lifting movement of the visual detection module 3; through the screw thread fine setting structure, realize utilizing the vice upper and lower position of adjusting the camera of screw thread, can guarantee the precision of adjusting, screw thread fine setting mechanism concreties on the hold-in range horizontal migration mechanism that spanes on the conveyer belt, when flexible film width is great, drives the camera by Y and makes horizontal position move to actuating mechanism.
When the electromagnetic iron attracting device works, the electromagnetic iron attracting is in a power-off state, the vacuum sucker is higher than the conveying belt, when the detection device starts to work, the electromagnetic iron attracting is electrified, and the vacuum sucker is lower than the conveying belt. When the flexible film (detected piece) is transmitted to a position to be detected through the conveyor belt, firstly, the electromagnetic magnet is powered off, the vacuum chuck rises and exhausts air, the chuck adsorbs the flexible film by utilizing negative pressure, then the ball screw mechanism drives the flexible film to horizontally move at a constant speed below the camera, and the camera is in a scanning working state; after the camera scans and finishes, the electromagnetism magnet circular telegram, and vacuum chuck drops to and is less than the conveyer belt height, and the pumping stops, and the flexible film that is detected is carried out by the conveyer belt of the motion all the time. The automatic detection of the flexible film is completed in such a way repeatedly.
It should be noted that, during detection, if the flexible film is wider, the camera can be controlled to be driven to different positions by the synchronous belt horizontal movement mechanism for scanning, and the flexible film matched with the camera for scanning can be driven by the ball screw mechanism to move back and forth for multiple times.
The invention also aims to provide a detection method for the flexible film visual detection, which adopts the flexible film visual detection device to detect a detected piece and comprises the following steps:
when the detected piece is conveyed to the position to be detected through the upper layer belt of the annular conveying belt, the sucker ascends and exhausts, the detected piece is adsorbed by negative pressure, then the detected piece is driven to horizontally move at a constant speed in the blanking direction below the visual detection module, and the visual detection module performs scanning detection;
and after the visual detection module finishes scanning, the sucker descends to a height lower than the upper layer of the endless conveyor belt, air suction is stopped, and the detected piece is conveyed out by the endless conveyor belt which moves all the time.
According to the technical scheme, the automatic detection of the flexible film is completed in cycles, and the detection efficiency and the degree of automation are greatly improved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A flexible film visual inspection device, comprising:
the conveying mechanism is provided with a plurality of annular conveying belts which are arranged at intervals in parallel and used for conveying the detected piece from one end to the other end;
the vacuum adsorption module is provided with a sucker which can move towards X, Z and is in a groove-shaped structure, the sucker is positioned below an upper layer belt of the annular conveyor belt and comprises a plurality of rectangular sucker parts, the sucker parts are arranged in parallel at intervals, and a groove space for the upper layer belt to pass through is formed between every two adjacent sucker parts; the sucking disc is used for moving and lifting in the Z direction at a position to be detected, sucking a conveyed detected piece on the upper layer belt, and then moving at a constant speed in the X direction towards the blanking direction;
and the visual detection module is arranged above the upper layer belt of the annular conveying belt, so that the vacuum adsorption module can be used for carrying out visual detection when the detected piece X moves in the adsorption mode.
2. The vision inspection device of claim 1, wherein the suction cup is connected to a Z-drive mechanism for driving the suction cup to move up and down relative to the endless conveyor.
3. The vision inspection device for flexible film as claimed in claim 1, wherein the bottom of the suction cup is connected to a movable plate via a support assembly, an upper fixed plate is fixed above the movable plate, a lower fixed plate is arranged below the movable plate, the Z-direction driving mechanism is mounted on the lower fixed plate and connected to the movable plate, and the movable plate is driven to move up and down to control the lifting and lowering of the suction cup.
4. The vision inspection device for flexible film according to claim 3, wherein a plurality of elastic supporting members are disposed between the lower fixed plate and the movable plate, and the elastic supporting members are supported between the lower fixed plate and the movable plate and disposed around the Z-direction driving mechanism on the outside.
5. The visual inspection device for flexible films as claimed in claim 3, wherein a plurality of guide posts are fixed on the lower fixing plate and are arranged at intervals, and are uniformly arranged along the periphery of the upper surface of the lower fixing plate, and the guide posts vertically penetrate through the guide holes on the movable plate and the upper fixing plate, so as to connect the movable plate and the upper fixing plate in a penetrating manner for realizing the guide.
6. The flexible film visual inspection device of claim 3, wherein the support assembly has a height that separates the bottom of the suction cup from the movable plate and is disposed at opposite sides in the X-direction, thereby forming a moving space of the lower belt of the endless conveyor belt between the suction cup and the movable plate.
7. The flexible film visual inspection device according to any one of claims 1 to 6, wherein the Z-direction driving mechanism is connected to an X-direction driving mechanism, and the X-direction driving mechanism is configured to drive the Z-direction driving mechanism and the sucker chuck to perform X-direction uniform motion displacement on the whole so that the visual inspection module scans the adsorbed object under uniform motion.
8. The apparatus of claim 7, wherein the vision inspection module is coupled to a Y-drive mechanism for driving the vision inspection module to move in a Y-direction relative to the endless conveyor for inspecting the object to be inspected on the endless conveyor.
9. The vision inspection apparatus for flexible film according to claim 8, wherein the vision inspection module is mounted on a lifting adjustment mechanism, the lifting adjustment mechanism is used to adjust the height position of the vision inspection module relative to the endless conveyor, and the lifting adjustment mechanism is connected to the Y-direction driving mechanism.
10. A method for inspecting a flexible film by visual inspection, which is characterized in that the flexible film visual inspection apparatus of any one of claims 1 to 9 is used to inspect an inspected object, and the method comprises the following steps:
when the detected piece is conveyed to the position to be detected through the upper layer belt of the annular conveying belt, the sucker ascends and exhausts, the detected piece is adsorbed by negative pressure, then the detected piece is driven to horizontally move at a constant speed in the blanking direction below the visual detection module, and the visual detection module performs scanning detection;
and after the visual detection module finishes scanning, the sucker descends to a height lower than the upper layer of the endless conveyor belt, air suction is stopped, and the detected piece is conveyed out by the endless conveyor belt which moves all the time.
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| CN202011075627.5A CN112378926A (en) | 2020-10-10 | 2020-10-10 | Flexible film visual detection device and method |
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| CN202011075627.5A CN112378926A (en) | 2020-10-10 | 2020-10-10 | Flexible film visual detection device and method |
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| CN105514013A (en) * | 2015-12-01 | 2016-04-20 | 中国电子科技集团公司第四十八研究所 | High-precision visual positioning system and method suitable for conveying of battery piece or silicon chip |
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| CN206939876U (en) * | 2017-05-24 | 2018-01-30 | 珠海市可为精密机械有限公司 | A kind of conveyer belt |
| CN207174897U (en) * | 2017-07-28 | 2018-04-03 | 宣城市泰宇电池有限公司 | A kind of lithium battery pole slice slice getting device |
| US20190148201A1 (en) * | 2017-11-16 | 2019-05-16 | Beijing Chuangyu Technology Co., Ltd. | Wafer positioning and loading system |
| CN111250410A (en) * | 2020-03-31 | 2020-06-09 | 广西福斯派环保科技有限公司 | Back detection system for disposable green and environment-friendly articles |
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Application publication date: 20210219 |