CN115767925A - Environment-friendly processing method and production line for producing double-layer FPC - Google Patents
Environment-friendly processing method and production line for producing double-layer FPC Download PDFInfo
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- CN115767925A CN115767925A CN202211468529.7A CN202211468529A CN115767925A CN 115767925 A CN115767925 A CN 115767925A CN 202211468529 A CN202211468529 A CN 202211468529A CN 115767925 A CN115767925 A CN 115767925A
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Abstract
The invention relates to the technical field of FPC (flexible printed circuit) production, in particular to an environment-friendly processing method and a production line for producing a double-layer FPC, which comprise the following steps: the double-layer FPC is obtained through composite treatment, punching treatment, primary film changing treatment, finishing carving treatment, secondary film changing treatment, die cutting treatment and waste cleaning treatment. The environment-friendly processing method for producing the double-layer FPC adopts a physical processing means of matching film changing treatment with punching treatment, engraving treatment and die cutting treatment to realize environment-friendly processing of the FPC, does not need to use chemical electrolyte, is environment-friendly, does not have an electrolyte recycling treatment process, greatly reduces the production cost, and can recycle metal generated by the processing method and waste materials of process films, thereby further reducing the production cost of the FPC, and the production cost is far lower than the cost of the traditional chemical processing method.
Description
Technical Field
The invention relates to the technical field of FPC (flexible printed circuit) production, in particular to an environment-friendly processing method and a production line for producing a double-layer FPC.
Background
The common conductor of FPC mainly comprises metals such as copper, tin and the like, and the processing method of the FPC is basically a chemical electrolysis method at present. The electrolyte can continuously manufacture 'metal foil' layer by layer, the chemical electrolysis is easy to control the thickness, the copper foil is thicker as the time is longer, the thickness is generally between 0.3mil and 3mil, and the FPC finished product is finally formed according to the shape of the film while the thickness is controlled.
However, chemical electrolysis directly pollutes the surrounding environment, or a large amount of resources are needed to recycle various electrolytes generated in the whole process, so the cost is high; secondly, the chemical processing process also has different degrees of influence on the body of a worker. Therefore, the existing chemical processing FPC process needs to be improved and optimized from the viewpoint of meeting the environmental protection and the chemical processing cost.
Disclosure of Invention
In order to overcome the defects and shortcomings in the prior art, the invention aims to provide the environment-friendly processing method for producing the double-layer FPC, the environment-friendly processing of the FPC is realized by adopting a physical processing means of matching film changing treatment with punching treatment, engraving treatment and die cutting treatment, chemical electrolyte is not needed, the environment is friendly, an electrolyte recovery treatment process is not available, the production cost is greatly reduced, and metal generated by the processing method and waste materials of process films can be recycled, so that the production cost of the FPC is further reduced, and the production cost is far lower than that of the traditional chemical processing method.
The purpose of the invention is realized by the following technical scheme: an environment-friendly processing method for producing double-layer FPC comprises the following steps:
1) Performing composite treatment: attaching a metal film to the upper surface of the carrier film in a double-roller pressing mode, and attaching a protective film to the upper surface of the metal film in a double-roller pressing mode to obtain a composite film;
2) Punching treatment: forming a positioning hole, a position avoiding hole and a PIN hole in the composite film by adopting a punching die;
3) Primary film changing treatment: tearing off the bearing film of the composite film, and attaching a new bearing film to the lower surface of the metal film in a double-roller pressing mode;
4) Fine carving treatment: positioning the composite film, milling and carving the metal film by adopting a CNC (computer numerical control) carving mode to remove redundant metal, and simultaneously carrying out precise carving treatment on a positioning hole, an avoiding hole and a PIN (personal identification number) hole of the composite film;
5) And (3) secondary film replacement treatment: tearing off the bearing film of the composite film, and attaching a new bearing film to the lower surface of the metal film in a double-roller pressing manner;
6) Die cutting treatment: positioning the composite film, and then performing die cutting treatment by using a carving knife die, wherein a carving knife cuts into the composite film from top to bottom, penetrates through the protective film and the metal film, and then cuts into the carrier film without penetrating through the carrier film;
7) Waste cleaning treatment: and removing the waste materials of the protective film and the metal film, and rolling the composite film to obtain the double-layer FPC.
And straightening the composite film before punching, engraving and die cutting the composite film, so as to ensure that the surface of the composite film is smooth, and has no folds and deformation.
The positioning mode for positioning the composite film in the engraving and finishing treatment process in the step 4) is to perform visual identification and positioning through a CCD industrial camera assembly; and 6) in the die cutting treatment process, the composite film is positioned in a way that a conical head positioning needle is inserted into the positioning hole to perform guiding and positioning.
The bearing film is a polyimide film.
The minimum diameter of the finishing impression cutter of the finishing impression treatment in the step 4) is 0.1mm, and the clearance formed by milling and engraving is more than or equal to 0.1mm; in the die cutting process, the graver cuts into the composite film from top to bottom, and then cuts into the bearing film after penetrating through the protective film and the metal film, and the precision of the cutting depth is controlled to be +/-0.1 mm.
An environment-friendly production line for producing double-layer FPC comprises a mold closing station, a punching station, a primary film changing station, an engraving station, a secondary film changing station, a die cutting station and a winding station which are arranged in sequence, wherein the mold closing station is provided with a mold closing mechanism, the punching station is provided with a punching die, the primary film changing station and the secondary film changing station are both provided with film changing mechanisms, the engraving station is provided with an engraving mechanism, the die cutting station is provided with a die cutting mechanism, and the winding station is provided with a winding mechanism;
the die closing mechanism comprises three pairs of extrusion rollers which are sequentially arranged at intervals, the extrusion roller positioned on the left side is a film conveying extrusion roller for conveying a carrier film, the extrusion roller positioned in the middle is a middle-layer extrusion roller for attaching a metal film to the upper surface of the carrier film, and the extrusion roller positioned on the right side is a surface-layer extrusion roller for attaching a protective film to the upper surface of the metal film so as to obtain a composite film;
the film changing mechanism comprises a guide extrusion roller arranged behind the punching die, a die assembly extrusion roller arranged behind the guide extrusion roller, a separation roller arranged below the guide extrusion roller and used for tearing off and rolling a bearing film, and a feeding roller arranged below the die assembly extrusion roller and used for supplying a new bearing film coil material, wherein the die assembly extrusion roller is used for attaching the new bearing film to the lower surface of the metal film;
winding mechanism is including setting up in the clear useless squeeze roll at cross cutting station rear, setting up in the waste material roller that is used for rolling protection film and metallic film's waste material of clear useless squeeze roll top, setting up in the finished product squeeze roll at clear useless squeeze roll rear and set up in the rear of clear useless squeeze roll or the finished product roller that is used for rolling double-deck FPC of side.
The film feeding extrusion roll, the middle layer extrusion roll, the surface layer extrusion roll, the guide extrusion roll, the die assembly extrusion roll, the waste cleaning extrusion roll and the finished product extrusion roll are all composed of an upper roll and a lower roll, the upper roll is a rubber roll, and the lower roll is a steel roll.
The die assembly mechanism further comprises three feeding rollers, and the three feeding rollers are used for loading a carrier film coil stock, a metal film coil stock and a protective film coil stock respectively.
One of the feeding rollers is positioned below the film feeding extrusion roller and is used for loading carrier film roll materials; the other feeding roller is positioned above the middle layer extrusion roller and is used for loading a metal film coil stock; and the rest feeding roller is positioned above the surface layer extrusion roller and is used for loading the protective film roll.
Wherein, engraving and milling mechanism includes the workstation, set up in the workstation top be used for to the complex film treat that the engraving and milling area carries out the CCD industry camera subassembly of visual identification location and set up in the CNC engraving and milling device that is used for treating the engraving and milling area to the complex film of workstation top, the waste discharge pipeline that is used for siphoning away the waste material is offered to the workstation, and waste discharge pipeline intercommunication has the device that induced drafts.
Wherein, die-cutting mechanism is including the brace table that is used for supporting the complex film, set up the locating component that is used for carrying out the physics location to treating the finishing impression region of complex film that is used for of brace table top, set up the sculpture cutting die that is used for treating the finishing impression region to the complex film that is used for of brace table top and carry out the cross cutting and handle and set up the CCD industry camera mechanism that is used for examining the cross cutting quality above the brace table.
The invention has the beneficial effects that: the processing method adopts a physical processing means of matching the film changing treatment with the punching treatment, the engraving treatment and the die cutting treatment, realizes the environment-friendly processing of the FPC, does not need to use chemical electrolyte, is environment-friendly, does not have the electrolyte recycling treatment process, greatly reduces the production cost, and can recycle metal and process film waste generated by the processing method, thereby further reducing the production cost of the FPC, and the production cost is far lower than the cost of the traditional chemical processing method.
The environment-friendly production line for producing the double-layer FPC realizes the environment-friendly processing of the FPC by adopting a physical processing means, does not need to use chemical electrolyte, is environment-friendly, does not have an electrolyte recovery treatment process, and greatly reduces the production cost.
Drawings
FIG. 1 is a schematic view showing the construction of an environmentally friendly production line for producing a double-layered FPC according to the present invention;
FIG. 2 is a schematic view of the structure of the punch die of the present invention;
FIG. 3 is a schematic structural diagram of the engraving mechanism of the present invention;
fig. 4 is a schematic structural view of the die-cutting mechanism of the present invention.
The reference signs are: the device comprises a bearing film 1, a metal film 2, a protective film 3, a punching die 4, a finishing carving mechanism 5, a die cutting mechanism 6, a film feeding extrusion roller 7, a middle layer extrusion roller 8, a surface layer extrusion roller 9, a guide extrusion roller 10, a die assembly extrusion roller 11, a separation roller 12, a feeding roller 13, a waste cleaning extrusion roller 14, a waste material roller 15, a finished product extrusion roller 16, a finished product roller 17, a feeding roller 18, an upper die base 19, an upper die plate 20, an upper clamping plate 21, a stripper plate 22, a stripper spring 23, a guide pin 24, a lower die base 25, a concave die plate 26, a workbench 27, a CCD industrial camera assembly 28, a CNC finishing carving device 29, a waste discharge pipeline 30, a supporting table 31, a carving cutting die 32, a CCD industrial camera mechanism 33, a positioning pin 34 and a punching pin 35.
Detailed Description
For the understanding of those skilled in the art, the present invention will be further described with reference to the following examples and accompanying fig. 1-4, which are not intended to limit the present invention.
An environment-friendly processing method for producing double-layer FPC comprises the following steps:
1) Performing composite treatment: attaching the metal film 2 to the upper surface of the carrier film 1 in a double-roller pressing mode, and attaching the protective film 3 to the upper surface of the metal film 2 in a double-roller pressing mode to obtain a composite film;
2) Punching treatment: a punching die 4 is adopted to form a positioning hole, a clearance hole and a PIN hole on the composite film;
3) Primary film changing treatment: tearing off the bearing film 1 of the composite film, and attaching the new bearing film 1 to the lower surface of the metal film 2 in a double-roller pressing mode;
4) Fine carving treatment: positioning the composite film, milling and carving the metal film 2 by adopting a CNC (computer numerical control) carving mode to remove redundant metal, and meanwhile, finely carving the positioning holes, the avoiding holes and the PIN (personal identification number) holes of the composite film;
5) And (3) secondary film changing treatment: tearing off the bearing film 1 of the composite film, and attaching the new bearing film 1 to the lower surface of the metal film 2 in a double-roller pressing mode;
6) And (3) die cutting treatment: positioning the composite film, and performing die cutting treatment by using a carving knife die 32, wherein a carving knife cuts into the composite film from top to bottom, penetrates through the protective film 3 and the metal film 2, then cuts into the carrier film 1, and does not penetrate through the carrier film 1;
7) Waste cleaning treatment: and removing the waste materials of the protective film 3 and the metal film 2, and rolling the composite film to obtain the double-layer FPC.
And straightening the composite film before punching, engraving and die cutting the composite film, so as to ensure that the surface of the composite film is smooth, and has no folds and deformation. In actual operation, two adjacent pairs of squeeze rolls straighten the composite film.
The positioning mode for positioning the composite film in the engraving and finishing process of the step 4) is to perform visual identification and positioning through a CCD industrial camera assembly 28; the positioning mode of positioning the composite film in the die cutting treatment process of the step 6) is to guide and position the composite film by inserting the conical head positioning needle 34 into the positioning hole.
The carrier film 1 is a polyimide film.
The minimum diameter of the finishing impression cutter of the finishing impression treatment in the step 4) is 0.1mm, and the clearance formed by milling and engraving is more than or equal to 0.1mm; in the die cutting process, the carving knife cuts into the composite film from top to bottom, and cuts into the carrier film 1 after penetrating through the protective film 3 and the metal film 2, and the cutting depth is controlled within +/-0.1 mm.
An environment-friendly production line for producing a double-layer FPC comprises a mold closing station, a punching station, a primary film changing station, an engraving station, a secondary film changing station, a die cutting station and a winding station which are sequentially arranged, wherein the mold closing station is provided with a mold closing mechanism, the punching station is provided with a punching mold 4, the primary film changing station and the secondary film changing station are both provided with film changing mechanisms, the engraving station is provided with an engraving mechanism 5, the die cutting station is provided with a die cutting mechanism 6, and the winding station is provided with a winding mechanism;
the die closing mechanism comprises three pairs of extrusion rollers which are sequentially arranged at intervals, the extrusion roller positioned on the left side is a film conveying extrusion roller 7 for conveying the carrier film 1, the extrusion roller positioned in the middle is a middle-layer extrusion roller 8 for attaching the metal film 2 to the upper surface of the carrier film 1, and the extrusion roller positioned on the right side is a surface-layer extrusion roller 9 for attaching the protective film 3 to the upper surface of the metal film 2 so as to obtain a composite film;
the film changing mechanism comprises a guide extrusion roller 10 arranged behind the punching die 4, a die assembly extrusion roller 11 arranged behind the guide extrusion roller 10, a separation roller 12 arranged below the guide extrusion roller 10 and used for tearing off and rolling the carrier film 1, and a feeding roller 13 arranged below the die assembly extrusion roller 11 and used for supplying a new roll of the carrier film 1, wherein the die assembly extrusion roller 11 is used for attaching the new carrier film 1 to the lower surface of the metal film 2;
the winding mechanism comprises a waste cleaning extrusion roller 14 arranged at the rear of the die cutting station, a waste material roller 15 arranged above the waste cleaning extrusion roller 14 and used for winding waste materials of the protective film 3 and the metal film 2, a finished product extrusion roller 16 arranged at the rear of the waste cleaning extrusion roller 14, and a finished product roller 17 arranged at the rear or the side of the waste cleaning extrusion roller 14 and used for winding the double-layer FPC.
The film feeding extrusion roller 7, the middle layer extrusion roller 8, the surface layer extrusion roller 9, the guiding extrusion roller 10, the die assembly extrusion roller 11, the waste cleaning extrusion roller 14 and the finished product extrusion roller 16 are all composed of an upper roller and a lower roller, wherein the upper roller is a rubber roller, and the lower roller is a steel roller.
The die clamping mechanism further comprises three feeding rollers 18, and the three feeding rollers 18 are used for loading the roll material of the carrier film 1, the roll material of the metal film 2 and the roll material of the protective film 3 respectively.
Wherein, one of the feeding rollers 18 is positioned below the film feeding squeezing roller 7 and is used for loading the roll of the carrier film 1; another feeding roller 18 is positioned above the middle layer extrusion roller 8 and is used for loading the metal film 2 roll; the remaining one of the loading rollers 18 is located above the skin press roller 9 for loading the roll of protective film 3.
The punching die 4 comprises an upper punching die and a lower punching die, the upper punching die comprises an upper die base 19, an upper die plate 20, an upper clamping plate 21 and a stripper plate 22 which are sequentially arranged from top to bottom, the punching die further comprises a stripper spring 23, the upper end of the stripper spring 23 is mounted on the upper die base 19, the lower end of the stripper spring 23 is abutted against the stripper plate 22, the upper die plate 20 is fixedly provided with a punching needle 35 for forming a positioning hole, a clearance hole and a PIN hole in the composite film, and the upper die plate 20 is further fixedly provided with a guide needle 24; the lower punching die comprises a lower die base 25 and a concave die plate 26 which are sequentially arranged from bottom to top, and the concave die plate 26 corresponds to the punching needle 35 up and down.
Wherein, CNC engraving and milling mechanism 5 includes workstation 27, set up in the CCD industry camera subassembly 28 that is used for carrying out visual identification location to the CNC engraving and milling device 29 that is used for treating the CNC engraving and milling area to the CNC engraving and milling of the CNC engraving and milling area of treating of complex film of workstation 27 top of being used for of workstation 27 top, workstation 27 is offered and is used for siphoning away the exhaust pipe way 30 of waste material, and exhaust pipe way 30 intercommunication has the device that induced drafts.
Wherein, die-cutting mechanism 6 is including the brace table 31 that is used for supporting the complex film, set up the locating component that is used for carrying out the physics location to treating the finishing impression region of complex film that is used for above the brace table 31, set up the carving cutting die 32 that is used for treating the finishing impression region to the complex film that is used for above the brace table 31 and carry out the cross cutting and handle, and set up the CCD industry camera mechanism 33 that is used for examining the cross cutting quality above the brace table 31.
Wherein, the locating component comprises a plurality of locating pins 34 fixed on the engraving cutter die 32, and the needle heads of the locating pins 34 are arranged in a conical structure.
Example 1
Respectively loading a roll material of a carrier film 1, a roll material of a metal film 2 and a roll material of a protective film 3 on corresponding loading rollers 18, wherein the carrier film 1 passes through a film feeding extrusion roller 7 to reach a middle layer extrusion roller 8, the end part of the metal film 2 reaches the middle layer extrusion roller 8, the middle layer extrusion roller 8 extrudes and attaches the metal film 2 to the upper surface of the carrier film 1, the protective film 3 reaches a surface layer extrusion roller 9, the surface layer extrusion roller 9 extrudes and attaches the protective film 3 to the upper surface of the metal film 2, and the composite treatment is completed to obtain a composite film;
the composite film passes through the space between the stripper plate 22 and the concave template 26 of the punching die 4, the punching upper die and the punching lower die are closed, the punching needle 35 punches a positioning hole, a clearance hole and a PIN hole at the position corresponding to the composite film, and the punching processing is finished;
the composite film enters a primary film changing station, after passing through a guide extrusion roller 10, the bearing film 1 attached to the lower surface of the metal film 2 is torn off and wound by a separation roller 12, a new bearing film 1 positioned on a feeding roller 13 enters a die assembly extrusion roller 11, the die assembly extrusion roller 11 attaches the new bearing film 1 to the lower surface of the metal film 2 to replace the torn bearing film 1, and primary film changing treatment is completed;
the composite film passes through a workbench 27, a CCD industrial camera assembly 28 carries out visual identification and positioning on an area to be carved of the composite film and transmits positioning data to a CNC carving device 29, the CNC carving device 29 carries out carving and milling on the area to be carved and removes 2 layers of metal films needing to be milled and removed, meanwhile, an air suction device works, waste materials generated by milling are sucked away through a waste discharge pipeline 30 and are recycled, and the carving treatment is completed;
the composite film enters a secondary film changing station, after passing through a guide extrusion roller 10, the bearing film 1 attached to the lower surface of the metal film 2 is torn off and wound by a separation roller 12, a new bearing film 1 positioned on a feeding roller 13 enters a die assembly extrusion roller 11, the die assembly extrusion roller 11 attaches the new bearing film 1 to the lower surface of the metal film 2 to replace the torn bearing film 1, and secondary film changing is completed;
the composite film passes through the support table 31, the engraving cutter die 32 moves downwards, the positioning pin 34 is inserted into the positioning hole to complete the positioning work of the engraving cutter die 32, the engraving cutter die 32 continues to move downwards to cut the composite film, the engraving cutter die 32 moves upwards to be separated from the composite film, the composite film continues to move backwards, the CCD industrial camera mechanism 33 visually identifies and checks whether the die-cutting quality of a die-cutting area is qualified or not, the die-cutting edge is ensured to have no notch, no flash and no wool, and the die-cutting treatment is completed;
the composite film passes through a waste cleaning extrusion roller 14, the redundant waste of the protective film 3 and the metal film 2 is torn off and wound on a waste roller 15, the waste cleaning treatment is completed, and the rest composite film finished product passes through a finished product extrusion roller 16 and is wound on a finished product roller 17, so that the double-layer FPC is obtained.
The above-described embodiments are preferred implementations of the present invention, and the present invention can be implemented in other ways without departing from the spirit of the present invention.
Claims (10)
1. An environment-friendly processing method for producing double-layer FPC is characterized in that: the method comprises the following steps:
1) Performing composite treatment: attaching a metal film to the upper surface of the carrier film in a double-roller pressing mode, and attaching a protective film to the upper surface of the metal film in a double-roller pressing mode to obtain a composite film;
2) Punching treatment: forming a positioning hole, a clearance hole and a PIN hole in the composite film by adopting a punching die;
3) Primary film changing treatment: tearing off the bearing film of the composite film, and attaching a new bearing film to the lower surface of the metal film in a double-roller pressing manner;
4) Fine carving treatment: positioning the composite film, milling and carving the metal film by adopting a CNC (computer numerical control) engraving mode to remove redundant metal, and engraving the positioning hole, the avoiding hole and the PIN hole of the composite film;
5) And (3) secondary film changing treatment: tearing off the bearing film of the composite film, and attaching a new bearing film to the lower surface of the metal film in a double-roller pressing mode;
6) Die cutting treatment: positioning the composite film, and performing die cutting treatment by using a carving knife mold, wherein a carving knife cuts into the composite film from top to bottom, penetrates through the protective film and the metal film, then cuts into the carrier film, and does not penetrate through the carrier film;
7) Waste cleaning treatment: and removing the waste materials of the protective film and the metal film, and rolling the composite film to obtain the double-layer FPC.
2. The environmentally friendly processing method for producing a double-layer FPC according to claim 1, wherein: and (3) straightening the composite film before punching, engraving and die cutting of the composite film, so as to ensure that the surface of the composite film is smooth, and has no folds and deformation.
3. The environment-friendly processing method for producing a double-layer FPC as recited in claim 1, wherein: the positioning mode for positioning the composite film in the engraving and finishing treatment process in the step 4) is to perform visual identification and positioning through a CCD industrial camera assembly; the positioning mode for positioning the composite film in the die cutting treatment process in the step 6) is to guide and position the composite film by inserting a conical head positioning needle into the positioning hole.
4. The environment-friendly processing method for producing a double-layer FPC as recited in claim 1, wherein: the bearing film is a polyimide film.
5. The environmentally friendly processing method for producing a double-layer FPC according to claim 1, wherein: the minimum diameter of the finishing carving cutter of the finishing carving treatment in the step 4) is 0.1mm, and a gap formed by milling and carving is more than or equal to 0.1mm; in the die cutting process, the graver cuts into the composite film from top to bottom, and then cuts into the bearing film after penetrating through the protective film and the metal film, and the precision of the cutting depth is controlled to be +/-0.1 mm.
6. The utility model provides an environment-friendly production line for producing double-deck FPC which characterized in that: the device comprises a die assembly station, a punching station, a primary film changing station, an engraving station, a secondary film changing station, a die cutting station and a winding station which are sequentially arranged, wherein the die assembly station is provided with a die assembly mechanism, the punching station is provided with a punching die, the primary film changing station and the secondary film changing station are both provided with film changing mechanisms, the engraving station is provided with an engraving mechanism, the die cutting station is provided with a die cutting mechanism, and the winding station is provided with a winding mechanism;
the die closing mechanism comprises three pairs of extrusion rollers which are sequentially arranged at intervals, the extrusion roller positioned on the left side is a film conveying extrusion roller for conveying a carrier film, the extrusion roller positioned in the middle is a middle-layer extrusion roller for attaching a metal film to the upper surface of the carrier film, and the extrusion roller positioned on the right side is a surface-layer extrusion roller for attaching a protective film to the upper surface of the metal film so as to obtain a composite film;
the film changing mechanism comprises a guide extrusion roller arranged behind the punching die, a die assembly extrusion roller arranged behind the guide extrusion roller, a separation roller arranged below the guide extrusion roller and used for tearing off and winding a carrier film, and a feeding roller arranged below the die assembly extrusion roller and used for supplying a new carrier film coil material, wherein the die assembly extrusion roller is used for attaching the new carrier film to the lower surface of the metal film;
the rolling mechanism comprises a waste cleaning extrusion roller arranged at the rear of the die cutting station, a waste material roller arranged above the waste cleaning extrusion roller and used for rolling a protective film and a metal film, a finished product extrusion roller arranged at the rear of the waste cleaning extrusion roller, and a finished product roller arranged at the rear or side of the waste cleaning extrusion roller and used for rolling the double-layer FPC.
7. The environment-friendly production line for producing a double-layer FPC as recited in claim 6, wherein: the film feeding extrusion roller, the middle layer extrusion roller, the surface layer extrusion roller, the guiding extrusion roller, the die assembly extrusion roller, the waste cleaning extrusion roller and the finished product extrusion roller are all composed of an upper roller and a lower roller, the upper roller is a rubber roller, and the lower roller is a steel roller.
8. The environment-friendly production line for producing a double-layer FPC as recited in claim 6, wherein: the die closing mechanism further comprises three feeding rollers, and the three feeding rollers are used for loading the carrier film coil stock, the metal film coil stock and the protective film coil stock respectively.
9. The environmentally friendly production line for producing a double-layer FPC according to claim 6, wherein: the CNC engraving and milling mechanism comprises a workbench, a CCD industrial camera assembly and a CNC engraving and milling device, wherein the CCD industrial camera assembly is arranged above the workbench and used for carrying out visual identification and positioning on the composite film to be engraved area, and the CNC engraving and milling device is arranged above the workbench and used for carrying out engraving and milling on the composite film to be engraved area, the workbench is provided with a waste discharge pipeline used for sucking away waste materials, and the waste discharge pipeline is communicated with an air suction device.
10. The environment-friendly production line for producing a double-layer FPC as recited in claim 6, wherein: die-cutting mechanism is including the brace table that is used for supporting the complex film, set up in the locating component that is used for carrying out the physics location to treating the cnc engraving and milling region of complex film of brace table top, set up in the sculpture cutting die that is used for treating the cnc engraving and milling region to the complex film of brace table top and carry out the cross cutting and handle and set up in the CCD industry camera mechanism that is used for examining the cross cutting quality of brace table top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211468529.7A CN115767925A (en) | 2022-11-22 | 2022-11-22 | Environment-friendly processing method and production line for producing double-layer FPC |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211468529.7A CN115767925A (en) | 2022-11-22 | 2022-11-22 | Environment-friendly processing method and production line for producing double-layer FPC |
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| CN202211468529.7A Pending CN115767925A (en) | 2022-11-22 | 2022-11-22 | Environment-friendly processing method and production line for producing double-layer FPC |
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| CN (1) | CN115767925A (en) |
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- 2022-11-22 CN CN202211468529.7A patent/CN115767925A/en active Pending
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