CN117103866A - Aluminum foil coding device and method - Google Patents
Aluminum foil coding device and method Download PDFInfo
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- CN117103866A CN117103866A CN202310887998.0A CN202310887998A CN117103866A CN 117103866 A CN117103866 A CN 117103866A CN 202310887998 A CN202310887998 A CN 202310887998A CN 117103866 A CN117103866 A CN 117103866A
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- aluminum foil
- coding
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- visual detection
- code
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 107
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 107
- 239000011888 foil Substances 0.000 title claims abstract description 107
- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000001514 detection method Methods 0.000 claims abstract description 97
- 238000005507 spraying Methods 0.000 claims abstract description 91
- 230000000007 visual effect Effects 0.000 claims abstract description 85
- 238000007639 printing Methods 0.000 claims abstract description 13
- 239000007921 spray Substances 0.000 claims abstract description 13
- 230000008569 process Effects 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims description 80
- 239000000463 material Substances 0.000 claims description 28
- 238000010330 laser marking Methods 0.000 claims description 19
- 239000013307 optical fiber Substances 0.000 claims description 10
- 238000004804 winding Methods 0.000 claims description 7
- 230000008439 repair process Effects 0.000 abstract description 12
- 238000007689 inspection Methods 0.000 abstract description 5
- 230000001066 destructive effect Effects 0.000 abstract description 4
- 239000005030 aluminium foil Substances 0.000 description 9
- 239000012528 membrane Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000011179 visual inspection Methods 0.000 description 5
- 238000007664 blowing Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 241000226585 Antennaria plantaginifolia Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/362—Laser etching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
- B41J3/407—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for marking on special material
- B41J3/413—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for marking on special material for metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
- B41J3/44—Typewriters or selective printing mechanisms having dual functions or combined with, or coupled to, apparatus performing other functions
- B41J3/445—Printers integrated in other types of apparatus, e.g. printers integrated in cameras
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
- B41J3/54—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed with two or more sets of type or printing elements
- B41J3/543—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed with two or more sets of type or printing elements with multiple inkjet print heads
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses an aluminum foil coding device and method, wherein an ink coding component and a first laser coding component are oppositely arranged at the upper side and the lower side of an operation table, so that the aluminum foil coding device can code an aluminum foil film up and down simultaneously, a first visual detection component and a second visual detection component detect the ink coding and the laser coding simultaneously, and the ink coding is difficult to repair through re-printing coding due to the characteristic of the ink coding, so that when the ink coding is unqualified or the laser coding deformation loses the repair value, a second laser coding component can carry out spray printing coverage on a laser coding position, and obvious destructive marks are reserved for the subsequent quality inspection rejection process; the second visual detection component detects whether the laser coding has a repair value or not, and if the laser coding is not clear enough or the first laser spraying component has a missing spraying phenomenon, the second laser spraying component can re-code to complete repair work.
Description
Technical Field
The invention relates to the technical field of aluminum foil marking, in particular to an aluminum foil coding device and method.
Background
In the field of food and medicine industry, along with the improvement of people on the safety recognition of certain bottled and boxed covers, the requirement of users on the tracing of the production information of the purchased covers is higher and higher, the existing outer cover coding can not meet the anti-counterfeiting requirement, and the front and back sides of the aluminum foils in the covers are required to be marked for anti-counterfeiting and production information tracing.
The aluminum foil in the cover body needs to be coded in the feeding stage, in order to achieve a better practical display effect on the premise of controlling cost, the aluminum foil adopts a coding scheme of upper-side ink coding and lower-side laser coding, but many existing coding devices only can provide a single-side coding function and lack the capability of simultaneously carrying out different kinds of coding on two sides.
The existing coding equipment is easily affected by environmental factors in the production process, so that coding is unqualified, for example, insufficient ink can be encountered when ink coding is carried out, coding is unclear, smoke can be generated when laser coding is carried out, if dust in the environment is large, a lens is easy to pollute, the light spot of laser is weakened and worsened, thus the coding is unclear, or the vibrating mirror scanning head of the laser coding equipment is distorted in printing, and the coding is pincushion or barrel distortion; in order to control the coding quality, the existing coding equipment usually adopts visual identification equipment to detect the coded products and uses mechanical equipment to reject the disqualified coded products, but the rejected products cannot be destructively marked, and the disqualified coded products still have the possibility of being confused and reused.
When the aluminum foil is coded, the same aluminum foil coil is required to be coded for multiple times, and then the aluminum foil coil is cut in a segmented mode, so that the removing operation can be performed after the coding of one coil of aluminum foil is completely finished, if the disqualified coding cannot be marked destructively during the first detection, the coding can be detected again during the removing operation, and the disqualified coding after the damage can be easily found by quality inspection personnel or visual identification equipment.
Meanwhile, when the existing coding equipment encounters disqualification of coding, only a solving mode of eliminating coding can be adopted, and the capability of repairing coding is lacked, so that the overall production cost is increased.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an aluminum foil coding device and method.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the aluminum foil coding device comprises a laser marking cabinet, wherein conveying mechanisms are respectively arranged at two sides of the laser marking cabinet, an operation table is arranged in the laser marking cabinet, a first coding mechanism and a second coding mechanism are respectively arranged at two sides of the operation table on the laser marking cabinet, the first coding mechanism comprises an ink spraying component and a first visual detection component, the second coding mechanism comprises a first laser spraying component, a second visual detection component and a second laser spraying component, the second visual detection component is positioned between the first laser spraying component and the second laser spraying component, the ink spraying component and the first laser spraying component are oppositely arranged, and the first visual detection component and the second visual detection component are oppositely arranged;
the aluminum foil coding method comprises the following steps:
s1, the aluminum foil film is conveyed to the operation table by the conveying mechanism, and then the printing ink spraying component and the first laser spraying component are used for spraying and printing codes on two sides of the aluminum foil film at the same time;
s2, the conveying mechanism moves the aluminum foil film along the operation table, so that the first visual detection assembly and the second visual detection assembly detect coding quality;
s3, if the first visual detection assembly and the second visual detection assembly are both qualified, recovering the aluminum foil film by the material conveying mechanism, and if the first visual detection assembly or the second visual detection assembly is unqualified, conveying the aluminum foil film to the second laser spraying assembly by the material conveying mechanism;
s4, if the second visual detection assembly judges that the code cannot be repaired or the first visual detection assembly detects that the code is unqualified, the second laser code spraying assembly covers the code of the aluminum foil film; and if the second visual detection component judges that the code can be repaired, the second laser code spraying component sprays the code again at the code spraying position of the aluminum foil film.
The ink spraying component and the first laser spraying component are oppositely arranged on the upper side and the lower side of the operating platform, so that the aluminum foil film can be simultaneously coded up and down, and the coding is different;
the first visual detection component and the second visual detection component detect the ink coding and the laser coding at the same time, and the ink coding is difficult to repair by spraying the coding again due to the characteristic of the ink coding, so when the ink coding is unqualified or the laser coding deformation loses the repair value, the second laser spraying component can spray-print and cover the laser coding position, and obvious destructive marks are reserved for the subsequent quality inspection rejection process;
the second visual detection component detects whether the laser coding has a repair value or not, and if the laser coding is not clear enough or the first laser spraying component has a missing spraying phenomenon, the second laser spraying component can re-code to complete repair work.
Preferably, the detection process of the first visual detection component is as follows: and the first visual detection assembly performs photographing scanning detection on the codes on one side of the aluminum foil film, and when the codes cannot be read, the first visual detection assembly judges that the codes are unqualified.
Preferably, the detection process of the second visual detection component is as follows: the second visual detection assembly performs photographing scanning detection on the codes on one side of the aluminum foil film, when the codes cannot be read, the second visual detection assembly detects whether the codes exceed a designed code forming area on the aluminum foil film, and if the codes do not exceed the designed code forming area, the second visual detection assembly judges that the codes can be repaired.
The first visual detection assembly and the second visual detection assembly can detect the codes on the upper side and the lower side of the aluminum foil film at the same time, and detection efficiency is improved.
Preferably, the specific steps of re-spraying the printing and coding of the second laser spraying code component are as follows: the second laser spraying component sprays and prints the code again at the code-endowing position on the aluminum foil film, the conveying mechanism sends the aluminum foil film back to the second visual detection component after the code-endowing is sprayed and printed again, the second visual detection component detects the code-endowing again, if the second visual detection component detects that the code-endowing is unqualified, the conveying mechanism sends the aluminum foil film to the second laser spraying component, and the second laser spraying component covers the code-endowing.
The second laser spray code component is subjected to spray printing again and coding, so that the overall yield of the production line can be improved, and the loss caused by unqualified products is reduced.
Preferably, the material conveying mechanism comprises a pair of material winding and unwinding mechanisms, the material winding and unwinding mechanisms are respectively arranged on two sides of the laser marking cabinet, the material winding and unwinding mechanisms are used for storing and taking out material rolls of the aluminum foil film, and the material winding and unwinding mechanisms are used for releasing the material rolls and recycling the material rolls.
Preferably, the operation panel is last to be equipped with pinch roller guiding mechanism, pinch roller guiding mechanism includes initiative pinch roller and driven pinch roller, initiative pinch roller with driven pinch roller is established respectively the both ends of operation panel, initiative pinch roller is used for assisting carry the material mechanism to follow the operation panel removes the aluminium foil membrane, driven pinch roller is used for the restriction the travel path of aluminium foil membrane.
The driving pressing wheel and the driven pressing wheel can press the aluminum foil film on the operation table, so that the aluminum foil film is prevented from deviating in the moving process, and the follow-up production and quality inspection flow cannot be completed.
Preferably, the pinch roller guiding mechanism further comprises an encoder pinch roller, the encoder pinch roller is located between the driving pinch roller and the driven pinch roller, and the encoder pinch roller is used for reading the moving direction and the moving distance of the aluminum foil film.
The aluminum foil film moves to drive the encoder pinch roller to rotate, the encoder pinch roller determines the moving direction of the aluminum foil film according to the rotating direction, and the encoder pinch roller determines the moving distance of the aluminum foil film according to the sum of the rotating turns.
Preferably, the first laser spraying component comprises two sets of ultraviolet lasers, the second laser spraying component comprises fiber lasers, and the ultraviolet lasers and the fiber lasers are arranged at intervals along the moving track of the aluminum foil film.
In the invention, the first laser spraying component adopts the ultraviolet laser, the second laser spraying component adopts the optical fiber laser, the ultraviolet laser is processed by destroying a molecular bond mode of a material, the thermal influence is smaller, the optical fiber laser has higher power and larger thermal influence, and the optical fiber laser can cover the spraying printing content of the ultraviolet laser more easily.
Preferably, the ink spraying component comprises three sets of ink spraying heads, and the ink spraying heads are arranged at intervals along the moving track of the aluminum foil film.
Preferably, the laser marking cabinet comprises an equipment control cabinet, the equipment control cabinet is arranged in parallel with the operation table, a PLC (programmable logic controller) and a display screen are arranged on the equipment control cabinet, and the display screen, the first coding mechanism, the second coding mechanism, the conveying mechanism and the pinch roller guide mechanism are respectively and electrically connected with the PLC.
The PLC is used for controlling the operation of the first coding mechanism, the second coding mechanism, the conveying mechanism and the whole pinch roller guiding mechanism, and the display screen is convenient for operators to observe the specific operation condition of the equipment.
Compared with the prior art, the invention has the beneficial effects that:
(1) The ink spraying component and the first laser spraying component are oppositely arranged at the upper side and the lower side of the operating platform, so that the aluminum foil film can be simultaneously coded up and down, and the coding is different.
(2) According to the invention, the first visual detection component and the second visual detection component are used for detecting the ink coding and the laser coding simultaneously, and the ink coding is difficult to repair through re-spraying coding due to the characteristic of the ink coding, so that when the ink coding is unqualified or the laser coding deformation loses the repair value, the second laser spraying component can spray-print and cover the laser coding position, and obvious destructive marks are reserved for the subsequent quality inspection rejection process.
(3) The invention utilizes the second visual detection component to detect whether the laser coding has repair value, and if the laser coding is not clear enough or the first laser spraying component has the phenomenon of missing spraying, the second laser spraying component can re-code to complete repair work.
(4) The first laser spraying component adopts an ultraviolet laser, the second laser spraying component adopts an optical fiber laser, the ultraviolet laser is processed by destroying a molecular bond mode of a material, the thermal influence is smaller, the optical fiber laser has higher power and larger thermal influence, and the spraying content of the ultraviolet laser is easier to cover by using the optical fiber laser.
Drawings
Fig. 1 is a schematic flow chart of an aluminum foil coding method;
fig. 2 is a structural elevation view of the aluminum foil coding device;
fig. 3 is a side view of the structure of the aluminum foil coding device;
fig. 4 is a schematic diagram of a three-dimensional structure of the front surface of the aluminum foil coding device;
FIG. 5 is an enlarged view of a portion of FIG. 4 at A;
fig. 6 is a schematic diagram of a three-dimensional structure of the front surface of the aluminum foil coding device;
FIG. 7 is a partial enlarged view at B in FIG. 6;
fig. 8 is a three-dimensional schematic view of the back of an aluminum foil coding device;
in the figure: 1. a laser marking cabinet; 101. an equipment control cabinet; 2. a material conveying mechanism; 3. an operation table; 4. an active pinch roller; 5. a driven pinch roller; 6. an encoder pinch roller; 7. an ink jet assembly; 8. a first visual inspection assembly; 9. a first laser spray code component; 10. a second visual inspection assembly; 11. and the second laser code spraying assembly.
Detailed Description
The following description of the embodiments of the present invention will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by one of ordinary skill in the art without undue burden on the person of ordinary skill in the art based on embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "middle", "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
As shown in fig. 1 to 8, the specific scheme of the embodiment is as follows: the utility model provides an aluminium foil coding device, including laser marking rack 1, laser marking rack 1 both sides are equipped with respectively and carry material mechanism 2, carry material mechanism 2 to include a pair of receipts blowing mechanism, receive blowing mechanism to set up respectively in laser marking rack 1's both sides, receive blowing mechanism includes support, charging tray and driving motor, charging tray and support rotate to be connected, driving motor sets up on the support, driving motor is used for driving the charging tray and rotates, the charging tray is used for the material of access aluminium foil membrane to roll up, clockwise or anticlockwise rotatory charging tray is in order to release or retrieve the aluminium foil membrane.
Be equipped with operation panel 3 in the laser marking rack 1, be equipped with pinch roller guiding mechanism on the operation panel 3, pinch roller guiding mechanism includes initiative pinch roller 4 and driven pinch roller 5, initiative pinch roller 4 and driven pinch roller 5 establish respectively at the both ends of operation panel 3, initiative pinch roller 4 is connected with the pinch roller motor, initiative pinch roller 4 is used for assisting defeated feeding mechanism 2 to remove the aluminium foil membrane along operation panel 3, driven pinch roller 5 is used for restricting the travel path of aluminium foil membrane, pinch roller guiding mechanism guarantees on the one hand that the aluminium foil membrane can accurately pass through the code spraying position of printing ink shower nozzle below, on the other hand ensures that the aluminium foil membrane is located ultraviolet laser or fiber laser's laser working focal length scope when first laser spraying module 9 or second laser spraying module 11.
The pinch roller guiding mechanism further comprises an encoder pinch roller 6, the encoder pinch roller 6 is located between the driving pinch roller 4 and the driven pinch roller 5, and the encoder pinch roller 6 is used for reading the moving direction and the moving distance of the aluminum foil film.
The laser marking cabinet 1 further comprises an equipment control cabinet 101, the equipment control cabinet 101 is arranged in parallel with the operation console 3, a PLC controller and a display screen are arranged on the equipment control cabinet 101, and the display screen, the first coding mechanism, the second coding mechanism, the conveying mechanism 2 and the pinch roller guiding mechanism are respectively and electrically connected with the PLC controller.
The laser marking cabinet 1 is provided with a first coding mechanism and a second coding mechanism respectively at two sides of the operation table 3, the first coding mechanism is located above the second coding mechanism, the first coding mechanism comprises an ink spraying component 7 and a first visual detection component 8, the ink spraying component 7 comprises three sets of ink spray heads, and the ink spray heads are arranged at intervals along the moving track of the aluminum foil film.
The second coding mechanism comprises a first laser spraying component 9, a second visual detection component 10 and a second laser spraying component 11, wherein the first laser spraying component 9 comprises two sets of ultraviolet lasers, the second laser spraying component 11 comprises optical fiber lasers, and the ultraviolet lasers and the optical fiber lasers are arranged at intervals along the moving track of the aluminum foil film.
The cabinet door is arranged below the operating platform 3 in the laser marking cabinet 1, and the cabinet door is in a closed state when the second coding mechanism works so as to provide a stable environment for laser coding.
The second visual inspection component 10 is located between the first laser spraying component 9 and the second laser spraying component 11, the ink spraying component 7 and the first laser spraying component 9 are oppositely arranged, and the first visual inspection component 8 and the second visual inspection component 10 are oppositely arranged.
The moving steps of the aluminum foil film are as follows: the driving motor is started to drive the charging tray to rotate, the aluminum foil film is released, the pinch roller motor drives the driving pinch roller 4 to drive the aluminum foil film, the encoder pinch roller 6 and the driven pinch roller 5 are driven to rotate in the moving process of the aluminum foil film, the aluminum foil film firstly passes through the driven pinch roller 5, the aluminum foil film secondly moves between the ink spraying module 7 and the first laser spraying module 9, the aluminum foil film subsequently moves between the first visual detection module 8 and the second visual detection module 10, the aluminum foil film finally moves to the upper side of the second laser spraying module 11, and if the code is not required to be re-assigned, the aluminum foil film leaves the operation table 3 through the driving pinch roller 4 and is recovered by the material collecting and releasing mechanism.
The aluminum foil coding method comprises the following steps:
s1, a conveying mechanism 2 conveys an aluminum foil film to an operation table 3, and an ink spraying module 7 and a first laser spraying module 9 are used for spraying and printing codes on two sides of the aluminum foil film at the same time;
s2, the conveying mechanism 2 moves the aluminum foil film along the operation table 3, so that the first visual detection assembly 8 and the second visual detection assembly 10 detect coding quality;
s2.1, the detection process of the first visual detection component 8 is as follows: the first visual detection component 8 performs photographing scanning detection on the codes on one side of the aluminum foil film, and when the codes cannot be read, the first visual detection component 8 judges that the codes are unqualified;
s2.2, the detection process of the second visual detection assembly 10 is as follows: the second visual detection assembly 10 performs photographing scanning detection on the single-side code of the aluminum foil film, when the code cannot be read, the second visual detection assembly 10 detects whether the code exceeds a designed code area on the aluminum foil film, the designed code area on the aluminum foil film is set according to the type and outline shape of the code, the second visual detection assembly 10 can compare the photographed code image with a preset image to judge whether the code exceeds the designed code area, and if the code does not exceed the designed code area, the second visual detection assembly 10 judges that the code can be repaired;
s3, if the first visual detection assembly 8 and the second visual detection assembly 10 are both detected to be qualified, the aluminum foil film is recovered by the material conveying mechanism 2, and if the first visual detection assembly 8 or the second visual detection assembly 10 is detected to be unqualified, the aluminum foil film is conveyed to the position of the second laser spraying assembly 11 by the material conveying mechanism 2;
s4, if the second visual detection component 10 judges that the code cannot be repaired or the first visual detection component 8 detects that the code is unqualified, the second laser spraying component 11 carries out the code covering the aluminum foil film; if the second visual detection component 10 judges that the code can be repaired, the second laser spraying component 11 sprays the code again at the code position of the aluminum foil film;
s4.1, the covering and coding method of the second laser spraying component 11 is as follows: the second laser code spraying component 11 sprays and prints rectangular solid patterns on the positions where the codes are located so as to completely destroy the codes and leave obvious destructive marks;
s5, the specific steps of re-spraying and printing the coding by the second laser spraying component 11 are as follows: the second laser code spraying assembly 11 sprays and prints the code again at the code-endowing position on the aluminum foil film, the conveying mechanism 2 sends the aluminum foil film back to the second visual detection assembly 10 after the code-endowing is sprayed and printed again, the second visual detection assembly 10 detects the code-endowing again, if the second visual detection assembly 10 detects that the code-endowing is unqualified, the conveying mechanism 2 sends the aluminum foil film to the second laser code spraying assembly 11, and the second laser code spraying assembly 11 covers the code-endowing;
and S6, the PLC calculates the moving distance of the aluminum foil film according to the data provided by the encoder pinch roller 6, the steps S1 to S5 are repeated, and coding is carried out on the aluminum foil film at equal intervals.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The aluminum foil coding device comprises a laser marking cabinet, wherein two sides of the laser marking cabinet are respectively provided with a conveying mechanism, an operation table is arranged in the laser marking cabinet, the two sides of the operation table are respectively provided with a first coding mechanism and a second coding mechanism, the first coding mechanism comprises an ink coding assembly and a first visual detection assembly, the second coding mechanism comprises a first laser coding assembly, a second visual detection assembly and a second laser coding assembly, the second visual detection assembly is positioned between the first laser coding assembly and the second laser coding assembly, the ink coding assembly and the first laser coding assembly are oppositely arranged, and the first visual detection assembly and the second visual detection assembly are oppositely arranged;
the aluminum foil coding method comprises the following steps:
s1, the aluminum foil film is conveyed to the operation table by the conveying mechanism, and then the printing ink spraying component and the first laser spraying component are used for spraying and printing codes on two sides of the aluminum foil film at the same time;
s2, the conveying mechanism moves the aluminum foil film along the operation table, so that the first visual detection assembly and the second visual detection assembly detect coding quality;
s3, if the first visual detection assembly and the second visual detection assembly are both qualified, recovering the aluminum foil film by the material conveying mechanism, and if the first visual detection assembly or the second visual detection assembly is unqualified, conveying the aluminum foil film to the second laser spraying assembly by the material conveying mechanism;
s4, if the second visual detection assembly judges that the code cannot be repaired or the first visual detection assembly detects that the code is unqualified, the second laser code spraying assembly covers the code of the aluminum foil film; and if the second visual detection component judges that the code can be repaired, the second laser code spraying component sprays the code again at the code spraying position of the aluminum foil film.
2. The aluminum foil coding device and method according to claim 1, wherein the first visual detection assembly comprises the following detection processes: and the first visual detection assembly performs photographing scanning detection on the codes on one side of the aluminum foil film, and when the codes cannot be read, the first visual detection assembly judges that the codes are unqualified.
3. The aluminum foil coding device and method according to claim 1, wherein the detection process of the second visual detection component is as follows: the second visual detection assembly performs photographing scanning detection on the codes on one side of the aluminum foil film, when the codes cannot be read, the second visual detection assembly detects whether the codes exceed a designed code forming area on the aluminum foil film, and if the codes do not exceed the designed code forming area, the second visual detection assembly judges that the codes can be repaired.
4. The aluminum foil coding device and method according to claim 1, wherein the specific steps of re-spraying the coding of the second laser spraying code component are as follows: the second laser spraying component sprays and prints the code again at the code-endowing position on the aluminum foil film, the conveying mechanism sends the aluminum foil film back to the second visual detection component after the code-endowing is sprayed and printed again, the second visual detection component detects the code-endowing again, if the second visual detection component detects that the code-endowing is unqualified, the conveying mechanism sends the aluminum foil film to the second laser spraying component, and the second laser spraying component covers the code-endowing.
5. The aluminum foil coding device and method according to claim 1, wherein the material conveying mechanism comprises a pair of material winding and unwinding mechanisms, the material winding and unwinding mechanisms are respectively arranged on two sides of the laser marking cabinet, and the material winding and unwinding mechanisms are used for storing and taking out material rolls of the aluminum foil film.
6. The aluminum foil coding device and method according to claim 1, wherein a pinch roller guiding mechanism is arranged on the operation table, the pinch roller guiding mechanism comprises a driving pinch roller and a driven pinch roller, the driving pinch roller and the driven pinch roller are respectively arranged at two ends of the operation table, the driving pinch roller is used for assisting the material conveying mechanism to move the aluminum foil film along the operation table, and the driven pinch roller is used for limiting a moving path of the aluminum foil film.
7. The aluminum foil coding device and method according to claim 6, wherein the pinch roller guiding mechanism further comprises an encoder pinch roller, the encoder pinch roller is located between the driving pinch roller and the driven pinch roller, and the encoder pinch roller is used for reading the moving direction and the moving distance of the aluminum foil film.
8. The aluminum foil coding device and method according to claim 1, wherein the first laser spraying component comprises two sets of ultraviolet lasers, the second laser spraying component comprises optical fiber lasers, and the ultraviolet lasers and the optical fiber lasers are arranged at intervals along the moving track of the aluminum foil film.
9. The aluminum foil coding device and method according to claim 1, wherein the ink jet module comprises three sets of ink jet heads, and the ink jet heads are arranged at intervals along the moving track of the aluminum foil film.
10. The aluminum foil coding device and method according to claim 7, wherein the laser marking machine cabinet comprises an equipment control cabinet, the equipment control cabinet is arranged in parallel with the operation desk, a PLC (programmable logic controller) and a display screen are arranged on the equipment control cabinet, and the display screen, the first coding mechanism, the second coding mechanism, the conveying mechanism and the pinch roller guiding mechanism are respectively and electrically connected with the PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310887998.0A CN117103866A (en) | 2023-07-19 | 2023-07-19 | Aluminum foil coding device and method |
Applications Claiming Priority (1)
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117657661A (en) * | 2024-01-29 | 2024-03-08 | 蒙娜丽莎集团股份有限公司 | Coding association system, association method and control system based on ceramic input and output warehouse-in |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117657661A (en) * | 2024-01-29 | 2024-03-08 | 蒙娜丽莎集团股份有限公司 | Coding association system, association method and control system based on ceramic input and output warehouse-in |
| CN117657661B (en) * | 2024-01-29 | 2024-05-17 | 蒙娜丽莎集团股份有限公司 | Coding association system, association method and control system based on ceramic input and output warehouse-in |
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