CN219352020U - Environment-friendly production line for producing double-layer FPC - Google Patents
Environment-friendly production line for producing double-layer FPC Download PDFInfo
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- CN219352020U CN219352020U CN202223102945.3U CN202223102945U CN219352020U CN 219352020 U CN219352020 U CN 219352020U CN 202223102945 U CN202223102945 U CN 202223102945U CN 219352020 U CN219352020 U CN 219352020U
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Abstract
The utility model relates to the technical field of FPC production equipment, in particular to an environment-friendly production line for producing a double-layer FPC, which 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 rolling 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, 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 rolling station is provided with a rolling mechanism. The FPC is processed in an environment-friendly way by adopting a physical processing means, a chemical electrolyte is not needed, the processing is environment-friendly, the processing speed is high, the efficiency is high, and the production cost is far lower than that of the traditional chemical processing method.
Description
Technical Field
The utility model relates to the technical field of FPC production equipment, in particular to an environment-friendly production line for producing double-layer FPC.
Background
The common conductors of FPC are mainly copper, tin and other metals, and the processing method is basically a chemical electrolysis method at present. The electrolyte can continuously manufacture a layer of metal foil, the thickness is easy to control by chemical electrolysis, the copper foil is thicker as the time is longer, the thickness is generally between 0.3mil and 3mil, and meanwhile, the FPC finished product is finally formed according to the shape of a film.
However, chemical electrolysis directly pollutes the surrounding environment, or a large amount of resources are required to be spent on recycling various electrolytes generated in the whole process, and the cost is high; and secondly, the chemical processing process can also have different degrees of influence on the body of workers. 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 utility model aims to provide an environment-friendly production line for producing a double-layer FPC, which adopts a physical processing means to realize the environment-friendly processing of the FPC, does not need to use chemical electrolyte, is environment-friendly, does not have an electrolyte recycling treatment procedure, greatly reduces the production cost, and the metal and the waste materials of a process film generated by the processing method can be recycled, so that the production cost of the FPC is further reduced, the processing speed is high, the efficiency is high, and the production cost is far lower than that of the traditional chemical processing method.
The aim of the utility model is achieved by the following technical scheme: the environment-friendly production line for producing the double-layer FPC comprises a mold closing station, a punching station, a primary film changing station, a engraving station, a secondary film changing station, a die cutting station and a rolling 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, 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 rolling station is provided with a rolling mechanism;
the die assembly mechanism comprises three pairs of squeeze rolls which are arranged alternately in sequence, wherein the squeeze roll positioned at the left side is a film feeding squeeze roll used for conveying a bearing film, the squeeze roll positioned in the middle is a middle layer squeeze roll used for attaching a metal film to the upper surface of the bearing film, and the squeeze roll positioned at the right side is a surface layer squeeze roll used 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 at the rear of the punching die, a die clamping extrusion roller arranged at the rear of the guide extrusion roller, a separating roller arranged below the guide extrusion roller and used for tearing off and rolling up the bearing film, and a feeding roller arranged below the die clamping extrusion roller and used for supplying a new bearing film coil stock, wherein the die clamping extrusion roller is used for attaching the new bearing film to the lower surface of the metal film;
the winding mechanism comprises a waste removing extrusion roller arranged at the rear of the die cutting station, a waste roller arranged above the waste removing extrusion roller and used for winding the waste of the protective film and the metal film, a finished product extrusion roller arranged at the rear of the waste removing extrusion roller, and a finished product roller arranged at the rear or side of the waste removing extrusion roller and used for winding the double-layer FPC.
The film feeding extrusion roller, the middle layer extrusion roller, the surface layer extrusion roller, the guide extrusion roller, the die clamping extrusion roller, the waste removing extrusion roller and the finished product extrusion roller 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 assembly mechanism further comprises three feeding rollers, and the three feeding rollers are respectively used for loading the bearing film coil stock, the metal film coil stock and the protective film coil stock.
Wherein, one of the feeding rollers is positioned below the film feeding squeeze roller and is used for loading a film-bearing coil stock; the other feeding roller is positioned above the middle layer extrusion roller and is used for loading a metal film coil; the rest feeding roller is positioned above the surface layer extrusion roller and is used for loading the protective film coil stock.
The CNC engraving and milling device is arranged above the workbench and used for engraving and milling the region to be engraved of the composite film, the workbench is provided with a waste discharge pipeline used for sucking away waste, and the waste discharge pipeline is communicated with an air suction device.
The die cutting mechanism comprises a supporting table for supporting the composite film, a positioning component arranged above the supporting table and used for physically positioning a region to be refined of the composite film, a carving knife die arranged above the supporting table and used for die cutting the region to be refined of the composite film, and a CCD industrial camera mechanism arranged above the supporting table and used for checking die cutting quality.
Wherein, the locating component is including being fixed in many locating needles of carving knife mould, and the syringe needle of locating needle is conical structure setting.
The punching die comprises a punching upper die and a punching lower die, wherein the punching upper die comprises an upper die base, an upper die plate, an upper clamping plate and a stripper plate which are sequentially arranged from top to bottom, the punching upper die further comprises a stripper spring, the upper end of the stripper spring is arranged on the upper die base, the lower end of the stripper spring is propped against the stripper plate, the upper die plate is fixedly provided with a punching needle for forming a positioning hole, a position avoidance hole and a PIN hole in the composite film, and the upper die plate is fixedly provided with a guide needle; the punching lower die comprises a lower die base and a female die plate which are sequentially arranged from bottom to top, and the female die plate corresponds to the punching needle from top to bottom.
The utility model has the beneficial effects that: the environment-friendly production line for producing the double-layer FPC adopts a physical processing means to realize the environment-friendly processing of the FPC, does not need to use chemical electrolyte, is environment-friendly, does not have an electrolyte recycling treatment procedure, greatly reduces the production cost, and the metal and the waste of the process film generated by the processing method can be recycled, thereby further reducing the production cost of the FPC, and has the advantages of high processing speed, high efficiency and far lower production cost than the cost of the traditional chemical processing method.
Drawings
Fig. 1 is a schematic view of an environment-friendly production line for producing a double-layered FPC of the present utility model;
FIG. 2 is a schematic structural view of the punching die of the present utility model;
FIG. 3 is a schematic diagram of the engraving and milling mechanism of the present utility model;
fig. 4 is a schematic structural view of the die cutting mechanism of the present utility model.
The reference numerals are: the die-cutting machine comprises a carrier film 1, a metal film 2, a protective film 3, a punching die 4, an engraving mechanism 5, a die cutting mechanism 6, a film feeding squeeze roller 7, a middle squeeze roller 8, a surface squeeze roller 9, a guide squeeze roller 10, a die clamping squeeze roller 11, a separating roller 12, a feed roller 13, a waste cleaning squeeze roller 14, a waste material roller 15, a finished product squeeze 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 stripping plate 22, a stripping spring 23, a guide pin 24, a lower die base 25, a female die plate 26, a workbench 27, a CCD industrial camera assembly 28, a CNC engraving device 29, a waste discharge pipeline 30, a supporting table 31, an engraving cutter die 32, a CCD industrial camera mechanism 33, a positioning pin 34 and a punching pin 35.
Detailed Description
The present utility model is further described below with reference to examples and fig. 1-4, which are not intended to be limiting, for the purpose of facilitating understanding of those skilled in the art.
An environment-friendly processing method for producing a double-layer FPC, comprising the following steps:
1) And (3) composite treatment: laminating a metal film 2 on the upper surface of a carrier film 1 by a double-roller pressing mode, and laminating a protective film 3 on the upper surface of the metal film 2 by a double-roller pressing mode to obtain a composite film;
2) Punching: a punching die 4 is adopted to form a positioning hole, a clearance hole and a PIN hole in the composite film;
3) And (3) primary film changing treatment: tearing off the carrier film 1 of the composite film, and attaching a new carrier film 1 to the lower surface of the metal film 2 in a double-roller pressing mode;
4) And (3) engraving: positioning the composite film, milling and carving the metal film 2 by adopting a CNC (computerized numerical control) carving mode to remove redundant metal, and simultaneously carrying out carving treatment on the positioning hole, the avoidance hole and the PIN hole of the composite film;
5) And (3) secondary film changing treatment: tearing off the carrier film 1 of the composite film, and attaching a new carrier film 1 to the lower surface of the metal film 2 in a double-roller pressing mode;
6) And (3) die cutting: positioning the composite film, and performing die cutting treatment by adopting a carving knife die 32, wherein the carving knife cuts into the composite film from top to bottom, penetrates through the protective film 3 and the metal film 2 and then cuts into the carrier film 1 without penetrating through the carrier film 1;
7) Waste removal 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.
The composite film is required to be straightened before punching, engraving and die cutting, so that the surface of the composite film is smooth, wrinkle-free and deformation-free. During actual operation, two adjacent pairs of squeeze rolls straighten the composite film.
The positioning mode of positioning the composite film in the engraving and milling treatment process of the step 4) is that visual identification positioning is carried out through a CCD industrial camera component 28; the positioning mode of positioning the composite film in the die cutting process of the step 6) is to insert the conical positioning needle 34 into the positioning hole for guiding and positioning.
The carrier film 1 is a polyimide film.
The minimum diameter of the engraving tool for the engraving treatment in the step 4) is 0.1mm, and the gap formed by milling and engraving is more than or equal to 0.1mm; in the die cutting treatment process, the carving knife cuts into the composite film from top to bottom, and penetrates through the protective film 3 and the metal film 2 to cut into the bearing film 1 in a rear half mode, and the accuracy of the cutting depth is controlled to be +/-0.1 mm.
The utility model provides an environment-friendly production line for producing bilayer FPC, includes compound die station, the station of punching a hole, once trade membrane station, cnc engraving station, secondary trade membrane station, cross cutting station and rolling station that set gradually, compound die station is provided with compound die mechanism, the station of punching a hole is provided with cut out press 4, once trade membrane station and secondary trade membrane station all are provided with trade membrane mechanism, cnc engraving station is provided with cnc engraving mechanism 5, the die cutting station is provided with cross cutting mechanism 6, the rolling station is provided with rolling mechanism;
the die clamping mechanism comprises three pairs of squeeze rolls which are arranged alternately in sequence, wherein the squeeze roll positioned at the left side is a film feeding squeeze roll 7 for conveying the bearing film 1, the squeeze roll positioned in the middle is a middle layer squeeze roll 8 for attaching the metal film 2 to the upper surface of the bearing film 1, and the squeeze roll positioned at the right side is a surface layer squeeze roll 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 at the rear of the punching die 4, a die clamping extrusion roller 11 arranged at the rear of the guide extrusion roller 10, a separating roller 12 arranged below the guide extrusion roller 10 and used for tearing and winding the carrier film 1, and a feeding roller 13 arranged below the die clamping extrusion roller 11 and used for supplying new carrier film 1 coil materials, wherein the die clamping 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 removing extrusion roller 14 arranged at the rear of the die cutting station, a waste roller 15 arranged above the waste removing extrusion roller 14 and used for winding the waste of the protective film 3 and the metal film 2, a finished product extrusion roller 16 arranged at the rear of the waste removing extrusion roller 14, and a finished product roller 17 arranged at the rear or side of the waste removing extrusion roller 14 and used for winding the double-layer FPC.
The film feeding squeeze roll 7, the middle squeeze roll 8, the surface squeeze roll 9, the guide squeeze roll 10, the die clamping squeeze roll 11, the waste removing squeeze roll 14 and the finished product squeeze roll 16 are all composed of an upper roll and a lower roll, wherein the upper roll is a rubber roll, and the lower roll is a steel roll.
The die clamping mechanism further comprises three feeding rollers 18, and the three feeding rollers 18 are used for loading the coil of the bearing film 1, the coil of the metal film 2 and the coil of the protective film 3 respectively.
Wherein, one of the feeding rollers 18 is positioned below the film feeding squeeze roller 7 and is used for loading the roll material of the carrier film 1; the other feeding roller 18 is positioned above the middle layer extrusion roller 8 and is used for loading the coil of the metal film 2; the remaining one of the feed rollers 18 is located above the skin pressing roller 9 for loading the roll of the protective film 3.
The punching die 4 comprises a punching upper die and a punching lower die, the punching upper 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 upper die also comprises a stripper spring 23, the upper end of the stripper spring 23 is arranged on the upper die base 19, the lower end of the stripper spring 23 is propped 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 fixedly provided with a guide needle 24; the punching lower die comprises a lower die base 25 and a female die plate 26 which are sequentially arranged from bottom to top, and the female die plate 26 corresponds to the punching needle 35 from top to bottom.
The engraving and milling mechanism 5 comprises a workbench 27, a CCD industrial camera assembly 28 arranged above the workbench 27 and used for carrying out visual identification and positioning on an area to be engraved of the composite film, and a CNC engraving and milling device 29 arranged above the workbench 27 and used for carrying out engraving and milling on the area to be engraved of the composite film, wherein a waste discharge pipeline 30 used for sucking away waste is arranged on the workbench 27, and the waste discharge pipeline 30 is communicated with an air suction device.
The die cutting mechanism 6 comprises a supporting table 31 for supporting the composite film, a positioning component arranged above the supporting table 31 and used for physically positioning a region to be refined of the composite film, a carving knife die 32 arranged above the supporting table 31 and used for performing die cutting treatment on the region to be refined of the composite film, and a CCD industrial camera mechanism 33 arranged above the supporting table 31 and used for checking die cutting quality.
Wherein, the positioning assembly comprises a plurality of positioning needles 34 fixed on the carving knife mould 32, and the needle heads of the positioning needles 34 are arranged in a conical structure.
Example 1
Respectively loading a roll material of a bearing film 1, a roll material of a metal film 2 and a roll material of a protective film 3 on corresponding loading rollers 18, enabling the bearing film 1 to pass through a film feeding extrusion roller 7 to reach a middle extrusion roller 8, enabling the end part of the metal film 2 to reach the middle extrusion roller 8, enabling the middle extrusion roller 8 to extrude and attach the metal film 2 to the upper surface of the bearing film 1, enabling the protective film 3 to reach a surface layer extrusion roller 9, enabling the surface layer extrusion roller 9 to extrude and attach the protective film 3 to the upper surface of the metal film 2, and completing the composite treatment to obtain a composite film;
the composite film passes through the space between the stripper plate 22 and the female die plate 26 of the punching die 4, the punching upper die and the punching lower die are closed, and the punching needle 35 is provided with a positioning hole, a clearance hole and a PIN hole at the corresponding position of the composite film, so that the punching process is completed;
after the composite film enters a primary film changing station and passes through a guide extrusion roller 10, the carrier film 1 attached to the lower surface of the metal film 2 is torn off and rolled by a separation roller 12, a new carrier film 1 positioned on a feeding roller 13 enters a die clamping extrusion roller 11, the die clamping extrusion roller 11 attaches the new carrier film 1 to the lower surface of the metal film 2 to replace the torn carrier film 1, and primary film changing treatment is completed;
the composite film passes through the workbench 27, the CCD industrial camera component 28 performs visual identification and positioning on the region to be refined of the composite film, positioning data are transmitted to the CNC engraving device 29, the CNC engraving device 29 performs engraving and milling on the region to be refined, the metal film 2 layers needing to be removed by milling are removed, meanwhile, the air suction device works, waste generated by milling is sucked away through the waste discharge pipeline 30 and is recovered, and the engraving treatment is completed;
the composite film enters a secondary film changing station, after passing through a guide extrusion roller 10, the carrier film 1 attached to the lower surface of the metal film 2 is torn off and is wound by a separation roller 12, a new carrier film 1 positioned on a supply roller 13 enters a die clamping extrusion roller 11, the die clamping extrusion roller 11 attaches the new carrier film 1 to the lower surface of the metal film 2 to replace the torn carrier film 1, and the secondary film changing treatment is completed;
the composite film passes through the supporting table 31, the engraving cutter die 32 moves downwards, the positioning needle 34 is inserted into the positioning hole to finish the positioning work of the engraving cutter die 32, the engraving cutter die 32 continues to move downwards to die-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 recognizes whether the die-cutting quality of the die-cutting area is qualified or not, the die-cutting edge is ensured to be free of gaps, burrs and fuzzes, and the die-cutting treatment is finished;
the composite film passes through the waste removing extrusion roller 14, the waste of the redundant protective film 3 and the metal film 2 is torn off and is rolled up on the waste roller 15, the waste removing treatment is completed, and the rest composite film finished product passes through the finished product extrusion roller 16 and is rolled up on the finished product roller 17, so that the double-layer FPC is obtained.
The above embodiments are preferred embodiments of the present utility model, and besides, the present utility model may be implemented in other ways, and any obvious substitution is within the scope of the present utility model without departing from the concept of the present utility model.
Claims (8)
1. An environmental protection type production line for producing double-deck FPC, its characterized in that: the automatic film-changing machine 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 rolling 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, 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 rolling station is provided with a rolling mechanism;
the die assembly mechanism comprises three pairs of squeeze rolls which are arranged alternately in sequence, wherein the squeeze roll positioned at the left side is a film feeding squeeze roll used for conveying a bearing film, the squeeze roll positioned in the middle is a middle layer squeeze roll used for attaching a metal film to the upper surface of the bearing film, and the squeeze roll positioned at the right side is a surface layer squeeze roll used 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 at the rear of the punching die, a die clamping extrusion roller arranged at the rear of the guide extrusion roller, a separating roller arranged below the guide extrusion roller and used for tearing off and rolling up the bearing film, and a feeding roller arranged below the die clamping extrusion roller and used for supplying a new bearing film coil stock, wherein the die clamping extrusion roller is used for attaching the new bearing film to the lower surface of the metal film;
the winding mechanism comprises a waste removing extrusion roller arranged at the rear of the die cutting station, a waste roller arranged above the waste removing extrusion roller and used for winding the waste of the protective film and the metal film, a finished product extrusion roller arranged at the rear of the waste removing extrusion roller, and a finished product roller arranged at the rear or side of the waste removing extrusion roller and used for winding the double-layer FPC.
2. An environmental protection type production line for producing double-layer FPC according to claim 1, characterized in that: the film feeding extrusion roller, the middle extrusion roller, the surface layer extrusion roller, the guide extrusion roller, the die assembly extrusion roller, the waste removal extrusion roller and the finished product extrusion roller 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.
3. An environmental protection type production line for producing double-layer FPC according to claim 1, characterized in that: the die assembly mechanism further comprises three feeding rollers, and the three feeding rollers are respectively used for loading the bearing film coil stock, the metal film coil stock and the protective film coil stock.
4. An environmental protection type production line for producing double-layer FPC according to claim 1, characterized in that: one of the feeding rollers is positioned below the film feeding squeeze roller and is used for loading a film-bearing coil; the other feeding roller is positioned above the middle layer extrusion roller and is used for loading a metal film coil; the rest feeding roller is positioned above the surface layer extrusion roller and is used for loading the protective film coil stock.
5. An environmental protection type production line for producing double-layer FPC according to claim 1, characterized in that: the CNC engraving and milling device is arranged above the workbench and used for engraving and milling the engraving and milling region of the composite film, the workbench is provided with a waste discharge pipeline for sucking away waste, and the waste discharge pipeline is communicated with an air suction device.
6. An environmental protection type production line for producing double-layer FPC according to claim 1, characterized in that: the die cutting mechanism comprises a supporting table for supporting the composite film, a positioning component arranged above the supporting table and used for physically positioning a region to be refined of the composite film, a carving knife die arranged above the supporting table and used for die cutting the region to be refined of the composite film, and a CCD industrial camera mechanism arranged above the supporting table and used for checking die cutting quality.
7. An environmental protection type production line for producing double-layer FPC according to claim 6, characterized in that: the positioning assembly comprises a plurality of positioning needles fixed on the carving knife die, and the needle heads of the positioning needles are arranged in a conical structure.
8. An environmental protection type production line for producing double-layer FPC according to claim 1, characterized in that: the punching die comprises a punching upper die and a punching lower die, wherein the punching upper die comprises an upper die base, an upper die plate, an upper clamping plate and a stripper plate which are sequentially arranged from top to bottom, the punching upper die further comprises a stripper spring, the upper end of the stripper spring is arranged on the upper die base, the lower end of the stripper spring is abutted against the stripper plate, the upper die plate is fixedly provided with a punching needle for forming a positioning hole, a clearance hole and a PIN hole in the composite film, and the upper die plate is fixedly provided with a guide needle; the punching lower die comprises a lower die base and a female die plate which are sequentially arranged from bottom to top, and the female die plate corresponds to the punching needle from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223102945.3U CN219352020U (en) | 2022-11-22 | 2022-11-22 | Environment-friendly production line for producing double-layer FPC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223102945.3U CN219352020U (en) | 2022-11-22 | 2022-11-22 | Environment-friendly production line for producing double-layer FPC |
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| Publication Number | Publication Date |
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| CN219352020U true CN219352020U (en) | 2023-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223102945.3U Active CN219352020U (en) | 2022-11-22 | 2022-11-22 | Environment-friendly production line for producing double-layer FPC |
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| Country | Link |
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| CN (1) | CN219352020U (en) |
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- 2022-11-22 CN CN202223102945.3U patent/CN219352020U/en active Active
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