CN114615817B - Double-sided flexible circuit board manufacturing production line and manufacturing method thereof - Google Patents
Double-sided flexible circuit board manufacturing production line and manufacturing method thereof Download PDFInfo
- Publication number
- CN114615817B CN114615817B CN202210157544.3A CN202210157544A CN114615817B CN 114615817 B CN114615817 B CN 114615817B CN 202210157544 A CN202210157544 A CN 202210157544A CN 114615817 B CN114615817 B CN 114615817B
- Authority
- CN
- China
- Prior art keywords
- roller
- flexible sheet
- insulating film
- insulating
- circuit board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/107—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern by filling grooves in the support with conductive material
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/02—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/05—Flexible printed circuits [FPCs]
Abstract
The invention relates to the technical field of flexible circuit board preparation, in particular to a double-sided flexible circuit board preparation production line and a preparation method thereof, wherein the double-sided flexible circuit board preparation production line comprises a bonding device and a re-engraving device, the bonding device is positioned at the upper part of the re-engraving device, and the bonding device comprises a bonding assembly: further comprising: the invention relates to a gluing component connected with a bonding component, which comprises a gluing roller, wherein a processed insulating film is bonded on an insulating flexible sheet by the bonding component, and simultaneously, liquid metal in a liquid metal storage box is filled in a leak on the insulating film by a laying roller, so that the re-engraving of a circuit is completed on the insulating flexible sheet, and the re-engraving of a circuit on the back side can be completed by replacing the laying roller and the insulating film after the single-side re-engraving is completed, so that the problems of time consumption, labor consumption and inapplicability to manufacturing a double-sided flexible circuit board in the traditional preparation method are solved.
Description
Technical Field
The invention relates to the technical field of flexible circuit board preparation, in particular to a double-sided flexible circuit board preparation production line and a preparation method thereof.
Background
Flexible circuit boards, also known as "flexible boards," are printed circuits made from flexible, insulating substrates. Flexible circuits provide excellent electrical performance, meet the design requirements of smaller and higher density packages, and also help reduce assembly processes and enhance reliability. The flexible circuit board is the only solution to meet the miniaturization and movement requirements of electronic products. The flexible printed circuit board can be freely bent, wound and folded, can bear millions of dynamic bending without damaging a lead, can be randomly arranged according to the space layout requirement, and can be randomly moved and stretched in a three-dimensional space, so that the integration of component assembly and lead connection is realized; the flexible circuit board can greatly reduce the volume and the weight of the electronic product, and is suitable for the development of the electronic product towards high density, miniaturization and high reliability;
the traditional preparation process of the flexible circuit board is complex, multiple processing steps need to be carried out on multiple machines, the preparation method is time-consuming and labor-consuming, is not suitable for manufacturing by the prior art, and meanwhile, when the double-sided flexible circuit board is prepared, the time consumption is increased by adopting the traditional preparation method.
Therefore, it is necessary to invent a double-sided flexible circuit board manufacturing line and a manufacturing method thereof.
Disclosure of Invention
The invention provides a double-sided flexible circuit board preparation production line and a preparation method thereof, wherein a processed insulating film is adhered on an insulating flexible sheet by arranging an adhesion assembly, and meanwhile, a liquid metal in a liquid metal storage box is filled in a hole on the insulating film by a laying roller, so that the re-etching of a circuit is finished on the insulating flexible sheet, and the re-etching of a circuit on the back side can be finished by replacing the laying roller and the insulating film after the single-sided re-etching is finished, so that the problems that the traditional preparation method is time-consuming and labor-consuming and is not suitable for manufacturing double-sided flexible circuit boards are solved.
In order to achieve the above purpose, the invention provides the following technical scheme: a double-sided flexible circuit board preparation production line and a preparation method thereof comprise a bonding device and a re-etching device, wherein the bonding device is positioned at the upper part of the re-etching device and comprises a bonding assembly: further comprising: the gluing component is connected with the bonding component;
the rubberizing subassembly includes the rubberizing roller, the rubberizing roller middle part is equipped with the adhesive buffer, the rubberizing roller inside wall is equipped with the multiunit and fills the rubber tube, multiunit fill the rubber tube end all with adhesive buffer intercommunication, adjacent two sets of fill and be equipped with the mounting groove between the rubber tube, equal fixed mounting has the heating plate in the mounting groove.
Preferably, go up rubber roll lateral wall fixed mounting and have the multiunit brush hair, go up rubber roll lateral wall fixed mounting and have the hollow brace table of multiunit, the multiunit the brush hair all is the circumference array with hollow brace table and arranges, hollow brace table bottom fixed mounting has two sets of expanding spring, hollow brace table inside wall sealing sliding connection has the piece that receives, and is two sets of the expanding spring other end all with receive piece bottom fixed connection, receive piece bottom middle part fixed mounting have the sprue, the sprue seals to slide and runs through hollow brace table and rubber filling pipe, hollow brace table top both ends all are equipped with the play jiao kou.
Preferably, the bonding subassembly includes the bed frame, it is connected with the rotation of bed frame both sides inner wall to go up the rubber roll both ends, is located under the rubber roll bed frame bottom fixed mounting has the support boss, is located directly over the rubber roll fixed mounting places the platform on the bed frame, place on the platform fixed mounting have the adhesive to put in order the box, the adhesive puts in order box one end and is equipped with the negative pressure pump, the negative pressure pump puts in order the box intercommunication with the adhesive, negative pressure pump output end fixed mounting has the runner pipe, the runner pipe is terminal to rotate sealing connection with the rubber roll, is located the rubber roll both ends all rotate on the bed frame and be connected with the bonding adjustment roller.
Preferably, the bonding device further comprises a support frame, the front end of the support frame is fixedly connected with the base frame, the inner walls of two sides of the support frame are respectively and rotatably connected with an initial roller and a termination roller, a first servo motor and a second servo motor are fixedly mounted on the outer wall of one side of the support frame, an output shaft of the first servo motor is fixedly connected with the termination roller, and an output shaft of the second servo motor is fixedly connected with the initial roller.
Preferably, the front end of the base frame is rotatably connected with two groups of squeeze rollers, the two groups of squeeze rollers are not positioned on the same horizontal plane, the inner walls of the two sides of the support frame are respectively rotatably connected with two groups of reversing rollers, and the two groups of reversing rollers are positioned on the same vertical plane.
Preferably, the repeated engraving device comprises a bottom plate, the base frame is fixedly connected with the bottom plate, a first mounting frame is fixedly mounted on the bottom plate, insulating film mounting rollers are rotatably connected to inner walls of two sides of the first mounting frame, a second mounting frame is fixedly mounted on the bottom plate, horizontal adjusting rollers are rotatably connected to inner walls of two sides of the second mounting frame, and the horizontal adjusting rollers are two groups and two groups of horizontal adjusting rollers are located on the same vertical plane.
Preferably, fixed mounting has the platform of carving repeatedly on the bottom plate, the platform of carving repeatedly is located two sets of horizontal adjustment roller rear portions, it is tangent with the horizontal adjustment roller that is located the bottom to carve the bench face again, fixed mounting has liquid metal case on the platform of carving repeatedly, liquid metal case both sides inner wall seal rotation is connected with three groups and lays the roller, is located both ends it all is tangent with liquid metal case inner wall to lay the roller, the terminal joint of platform of carving again has arc terrace with edges, form the arc switching-over way between arc terrace with the platform of carving again.
Preferably, fixed mounting has the platform that receives heat on the bottom plate, receive the bench fixed mounting of heat and have the warm table, it is connected with two sets of flattening rollers to receive bench rotation, and is two sets of flattening roller is located the warm table both ends respectively.
Preferably, the tail end of the bottom plate is rotatably provided with a revolving roller.
Preferably, the preparation method of the double-sided flexible circuit board further comprises the following specific operation steps:
s1: the worker winds the unprocessed insulating flexible sheet on the starting roller, sequentially penetrates the unprocessed insulating flexible sheet through the extrusion roller and the bonding assembly in a manual traction mode, and simultaneously installs the processed insulating film on the insulating film installation roller, circuit diagram loopholes to be repeatedly etched are formed in the insulating film, and the liquid memory metal can be directly coated on the insulating flexible sheet through coating;
s2: after the processed insulating film is arranged on an insulating film mounting roller, enabling an unprocessed insulating flexible sheet to sequentially pass through a horizontal adjusting roller, a liquid metal storage box, an arc-shaped reversing channel and a heating table, and connecting the unprocessed insulating flexible sheet to a stop roller by passing through a reversing roller positioned at the upper part under the reversing action of a rotary roller;
s3: the method comprises the steps that a first servo motor is started, an unprocessed insulating flexible sheet is continuously wound on a stop roller, a negative pressure pump and a heating sheet are started simultaneously, when the unprocessed insulating flexible sheet passes through a supporting boss, the unprocessed insulating flexible sheet drives an upper rubber roller to move due to the movement of the unprocessed insulating flexible sheet, the unprocessed insulating flexible sheet extrudes a compression block on the upper rubber roller, the compression block is extruded to push the blocking block to move downwards, a telescopic spring is compressed, when the blocking block moves downwards, a pipe opening of a rubber filling pipe is opened, at the moment, under the action of the negative pressure pump, adhesive in an adhesive containing box is continuously introduced into an adhesive buffer area of the upper rubber roller, under the pressure formed by the adhesive flushed into the adhesive buffer area, the adhesive in the adhesive buffer area enters a hollow supporting table through the rubber filling pipe, and then flows out from a rubber outlet in the hollow supporting table, and is uniformly brushed on the unprocessed insulating flexible sheet under the action of bristles;
s4: when the unprocessed insulating flexible sheet is conveyed to the horizontal adjusting roller, pulling the insulating film on the insulating film mounting roller to be attached to the unprocessed insulating flexible sheet, attaching the insulating film at the head part to the insulating flexible sheet tightly under the action of the adhesive, and attaching the insulating film to the insulating flexible sheet under the pressing force of the horizontal adjusting roller;
s5: when the insulating film and the insulating flexible sheet are transported into the liquid metal storage box, under the action of the laying roller, the liquid metal in the liquid metal storage box is uniformly coated on the insulating film by the laying roller, and meanwhile, the protruded lines on the laying roller are the same as a circuit diagram to be re-etched on the insulating film, so that the liquid metal track which is the same as the circuit diagram on the insulating film can be ensured to be re-etched on the insulating flexible sheet, and the insulating film on the insulating flexible sheet is removed after the re-etching is finished, so that a complete single-sided circuit board can be obtained;
s6: after the complete single-sided circuit board is re-etched, the insulating flexible sheet can be completely contracted on the stopping roller, at the moment, the other side of the insulating flexible sheet on the stopping roller is sequentially reversed by the two groups of reversing rollers, and the re-etching of the back-side circuit can be completed by replacing the laying roller and the insulating film, so that the preparation of the double-sided flexible circuit board is completed.
The invention has the beneficial effects that:
1. the device rubs the circuit diagram with repeated engraving on the insulating film onto the insulating flexible sheet through the printing technology, and simultaneously repeatedly engraves the circuit diagram on the insulating flexible sheet through the liquid metal, thereby accelerating the preparation speed of the flexible circuit board and improving the production efficiency;
2. this device lays roller and insulating film through the change, can carry out different circuit diagrams of multiple engraving to the another side of insulating flexible piece, simultaneously on this production line, can carry out multiple engraving to the two-sided of same insulating flexible piece, has practiced thrift economic cost.
Drawings
FIG. 1 is a schematic structural view of the production line provided by the present invention;
FIG. 2 is a left side view of the production line provided by the present invention;
FIG. 3 is a right side view of the production line provided by the present invention;
FIG. 4 is a view showing an installation position of the horizontal aligning roller according to the present invention;
FIG. 5 is a schematic structural view of a bonded assembly provided by the present invention;
FIG. 6 is a schematic view of the internal structure of the support frame according to the present invention;
FIG. 7 is a schematic structural view of various components of the base plate according to the present invention;
FIG. 8 is a schematic structural view of a glue applying assembly according to the present invention;
FIG. 9 is a schematic view of the structure at A in FIG. 8 according to the present invention;
FIG. 10 is a flow chart of the present invention for manufacturing a top surface of a flexible circuit board;
fig. 11 is a flowchart of a manufacturing process of the back side of the flexible printed circuit board according to the present invention.
In the figure: the device comprises a bonding device 100, a bonding assembly 110, a base frame 111, a supporting boss 112, a placing table 113, an adhesive placing box 114, a negative pressure pump 115, a flow pipe 116, a squeezing roller 117, a bonding adjusting roller 118, a gluing assembly 120, a gluing roller 121, an adhesive buffer zone 122, a glue filling pipe 123, a mounting groove 124, a heating sheet 125, bristles 126, a blocking block 127, a telescopic spring 128, a pressure receiving block 129, a glue outlet 130, a hollow supporting table 131, a supporting frame 140, a first servo motor 141, a second servo motor 142, a starting roller 143, a stopping roller 144, a reversing roller 145, a re-engraving device 200, a bottom plate 210, a first mounting frame 211, an insulating film mounting roller 212, a second mounting frame 213, a horizontal adjusting roller 214, a re-engraving table 220, a liquid metal storage box 221, a laying roller 222, an arc-shaped ridge table 223, an arc-shaped reversing channel 224, a heated table 230, a heating table 231, a flattening roller 232 and a revolving roller 240.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Referring to fig. 1 to 11, the double-sided flexible printed circuit board manufacturing line and the manufacturing method thereof provided by the present invention include an adhering device 100 and a re-engraving device 200, wherein the adhering device 100 is located at an upper portion of the re-engraving device 200, and the adhering device 100 includes an adhering component 110: further comprising: a glue applying assembly 120 connected to the bonding assembly 110;
the gluing component 120 comprises a gluing roller 121, a bonding agent buffer area 122 is arranged in the middle of the gluing roller 121, a plurality of groups of glue filling pipes 123 are arranged on the inner side wall of the gluing roller 121, the inner side wall of the gluing roller 121 provides support for the glue filling pipes 123, the tail ends of the plurality of groups of glue filling pipes 123 are communicated with the bonding agent buffer area 122, a mounting groove 124 is arranged between two adjacent groups of glue filling pipes 123, heating sheets 125 are fixedly mounted in the mounting groove 124, the mounting groove 124 provides a mounting position for the heating sheets 125, the heating sheets 125 can heat the bonding agent in the bonding agent buffer area 122 and the glue filling pipes 123, so that the bonding agent is prevented from blocking the glue filling pipes 123 and being prevented from caking, specifically, when an unprocessed insulating flexible sheet passes through the support boss 112, the gluing roller 121 is driven to move due to the movement of the unprocessed insulating flexible sheet, and meanwhile, the unprocessed insulating flexible sheet extrudes a pressure block 129 on the gluing roller 121, the pressed block 129 is pressed to push the block 127 to move downwards, the expansion spring 128 is compressed, when the block 127 moves downwards, the nozzle of the glue filling pipe 123 is opened, at the moment, under the action of the negative pressure pump 115, the adhesive in the adhesive containing box 114 is continuously introduced into the adhesive buffer area 122 of the gluing roller 121, under the pressure formed by the adhesive flushed into the adhesive buffer area 122, the adhesive in the adhesive buffer area 122 enters the hollow support table 131 through the glue filling pipe 123 to flow out of the glue outlet 130 in the hollow support table 131, under the action of the bristles 126, the adhesive is uniformly brushed on the unprocessed insulating flexible sheet, particularly, when the pressed block 129 is separated from the insulating flexible sheet, the expansion spring 128 is reset under the action of elastic force, so that the pressed block 129 is pushed to move upwards, and the pressed block 129 is driven to block the glue filling pipe 123 and the hollow support table 131, thereby preventing the adhesive from flowing out to cause waste.
Further, a plurality of groups of bristles 126 are fixedly mounted on the outer side wall of the gluing roller 121, the gluing roller 121 provides support for the bristles 126, a plurality of groups of hollow supporting tables 131 are fixedly mounted on the outer side wall of the gluing roller 121, the gluing roller 121 provides support for the hollow supporting tables 131, the plurality of groups of bristles 126 and the hollow supporting tables 131 are arranged in a circumferential array manner, the arrangement ensures that the adhesive in the gluing roller 121 can be uniformly distributed on the insulating flexible sheets, two groups of telescopic springs 128 are fixedly mounted at the bottom of the hollow supporting tables 131, the hollow supporting tables 131 provide support for the telescopic springs 128, the inner side wall of the hollow supporting tables 131 is connected with pressure blocks 129 in a sealing and sliding manner, the other ends of the two groups of telescopic springs 128 are fixedly connected with the bottom ends of the pressure blocks 129, the middle parts of the bottom ends of the pressure blocks 129 are fixedly mounted with plugs 127, the plugs 127 penetrate through the hollow supporting tables 131 and the glue filling pipes 123 in a sealing and sliding manner, glue outlets 130 are arranged at both ends of the top of the hollow supporting tables 131, specifically, the hollow supporting tables 131 and the pressure blocks 129 can only be connected in a sealing and can ensure that the adhesive can flow out from the glue outlets 130, thereby ensuring that the adhesive can flow to the corners of the insulating flexible sheets uniformly.
Further, the bonding assembly 110 includes a base frame 111, two ends of the glue applying roller 121 are rotatably connected to inner walls of two sides of the base frame 111, the base frame 111 supports the glue applying roller 121, a supporting boss 112 is fixedly installed at the bottom of the base frame 111 located right below the glue applying roller 121, the base frame 111 supports the supporting boss 112, a placing table 113 is fixedly installed on the base frame 111 located right above the glue applying roller 121, the base frame 111 supports the placing table 113, an adhesive placing box 114 is fixedly installed on the placing table 113, the placing table 113 supports the adhesive placing box 114, one end of the adhesive placing box 114 is provided with a negative pressure pump 115, the negative pressure pump 115 is communicated with the adhesive placing box 114, an output end of the negative pressure pump 115 is fixedly installed with a circulation pipe 116, a tail end of the circulation pipe 116 is rotatably and hermetically connected to the glue applying roller 121, the bonding adjusting rollers 118 are rotatably connected to the base frame 111 located at two ends of the glue applying roller 121, specifically, under the action of a negative pressure pump 115 is started, under the action of a negative pressure, the adhesive in the adhesive placing box 114 can be continuously introduced into the glue applying roller 121, thereby providing pressure to the coating on the flexible insulating sheet, the insulating roller 121, especially, the insulating sheet supporting boss 112 is provided, and the flexible supporting boss 112, thereby facilitating the flexible insulating sheet supporting boss 118 on the insulating roller 121.
Further, the bonding device 100 further comprises a support frame 140, the front end of the support frame 140 is fixedly connected with the base frame 111, the support frame 140 provides support for the base frame 111, the inner walls of two sides of the support frame 140 are respectively and rotatably connected with a starting roller 143 and a stopping roller 144, the outer wall of one side of the support frame 140 is fixedly provided with a first servo motor 141 and a second servo motor 142, the output shaft of the first servo motor 141 is fixedly connected with the stopping roller 144, the output shaft of the second servo motor 142 is fixedly connected with the starting roller 143, concretely, the output shaft of the first servo motor 141 can drive the stopping roller 144 to rotate, thereby facilitating rolling of unprocessed insulating flexible sheets, and similarly, the output shaft of the second servo motor 142 can drive the starting roller 143 to rotate by driving the second servo motor 142, thereby facilitating rolling of insulating flexible sheets of processed surfaces.
Further, the front end of the base frame 111 is rotatably connected with two sets of squeezing rollers 117, the base frame 111 provides support for the two sets of squeezing rollers 117, the two sets of squeezing rollers 117 are not located on the same horizontal plane, the inner walls of the two sides of the support frame 140 are respectively rotatably connected with two sets of reversing rollers 145, the two sets of reversing rollers 145 are located on the same vertical plane, specifically, the squeezing rollers 117 can perform tensioning operation on the insulating flexible sheet, and the reversing rollers 145 can reverse the insulating flexible sheet.
Further, the multiple engraving device 200 comprises a bottom plate 210, the base frame 111 is fixedly connected with the bottom plate 210, a first mounting frame 211 is fixedly mounted on the bottom plate 210, the bottom plate 210 supports the first mounting frame 211, inner walls on two sides of the first mounting frame 211 are rotatably connected with insulating film mounting rollers 212, a second mounting frame 213 is fixedly mounted on the bottom plate 210, inner walls on two sides of the second mounting frame 213 are rotatably connected with horizontal adjusting rollers 214, the horizontal adjusting rollers 214 are provided with two groups, the two groups of horizontal adjusting rollers 214 are located on the same vertical plane, specifically, when an unprocessed insulating flexible sheet is transported to the horizontal adjusting rollers 214, the insulating film on the insulating film mounting rollers 212 is pulled to be attached to the unprocessed insulating flexible sheet, under the action of an adhesive, the insulating film on the head portion is tightly attached to the insulating flexible sheet, and under the pressing force of the horizontal adjusting rollers 214, the insulating film is attached to the insulating flexible sheet.
Further, a complex engraving table 220 is fixedly installed on the bottom plate 210, the complex engraving table 220 is located at the rear of the two sets of horizontal adjusting rollers 214, the top surface of the complex engraving table 220 is tangent to the horizontal adjusting rollers 214 located at the bottom, when an insulating film and an insulating flexible sheet are adhered together, the complex engraving table 220 can be just transported out from the complex engraving table 220 so as to enter the liquid metal storage box 221, a liquid metal storage box 221 is fixedly installed on the complex engraving table 220, the inner walls of the two sides of the liquid metal storage box 221 are rotatably connected with three sets of laying rollers 222 in a sealing manner, the laying rollers 222 located at the two ends are tangent to the inner side wall of the liquid metal storage box 221, an arc-shaped terrace 223 is clamped at the tail end of the complex engraving table 220, an arc-shaped reversing channel 224 is formed between the arc-shaped terrace 223 and the complex engraving table 220, specifically, when the insulating film and the insulating flexible sheet are transported into the liquid metal storage box 221, under the action of the laying rollers 222, the liquid metal storage box 221 can be uniformly coated on the insulating film by the laying rollers 222, and the insulating film and the insulating flexible sheet can be completely etched on the insulating film, and the insulating flexible sheet can be obtained after the insulating film is completely etched.
Further, fixed mounting has the platform 230 of being heated on the bottom plate 210, the bottom plate 210 provides the support for the platform 230 of being heated, fixed mounting has the heating stage 231 on the platform 230 of being heated, it is connected with two sets of flattening rollers 232 to be heated to rotate on the platform 230, two sets of flattening rollers 232 are located the heating stage 231 both ends respectively, it is specific, when being carved out complete circuit diagram on the insulating flexible sheet, through the heating of heating stage 231, can make the liquid metal on the insulating flexible sheet solidify, later get rid of the insulating film and can obtain complete single face circuit board.
Further, a revolving roller 240 is rotatably mounted at the end of the bottom plate 210, and specifically, the revolving roller 240 has a reversing function and can guide the processed insulating flexible sheet into the supporting frame 140.
Further, the preparation method of the double-sided flexible circuit board further comprises the following specific operation steps:
s1: the worker winds the unprocessed insulating flexible sheet on the starting roller 143, sequentially penetrates the unprocessed insulating flexible sheet through the extrusion roller 117 and the bonding assembly 110 in a manual traction mode, and installs the processed insulating film on the insulating film installation roller 212, wherein circuit diagram holes to be repeatedly etched are formed in the insulating film, and the liquid memory metal can be directly coated on the insulating flexible sheet through paint;
s2: after the processed insulating film is mounted on the insulating film mounting roll 212, the unprocessed insulating flexible sheet is passed through the horizontal steering roll 214, the liquid metal storage cassette 221, the arc-shaped turning lane 224 and the heating stage 231 in this order, and is connected to the final roll 144 by passing through the turning roll 145 located at the upper portion by the turning action of the turning roll 240;
s3: by starting the first servo motor 141, the unprocessed insulating flexible sheet is continuously wound on the stop roller 144, and simultaneously the negative pressure pump 115 and the heating sheet 125 are started, when the unprocessed insulating flexible sheet passes through the support boss 112, the unprocessed insulating flexible sheet will drive the gluing roller 121 to move due to the movement of the unprocessed insulating flexible sheet, and simultaneously the unprocessed insulating flexible sheet will press the pressed block 129 on the gluing roller 121, the pressed block 129 is pressed, the block 127 will be pushed to move downwards, the telescopic spring 128 is compressed, when the block 127 moves downwards, the nozzle of the glue filling pipe 123 is opened, at this time, under the action of the negative pressure pump 115, the adhesive in the adhesive containing box 114 is continuously introduced into the adhesive buffer zone 122 of the gluing roller 121, under the pressure formed by the adhesive flushed into the adhesive buffer zone 122, the adhesive in the adhesive buffer zone 122 enters the hollow support table 131 through the glue filling pipe 123, and then flows out of the glue outlet 130 in the hollow support table 131, and under the action of the bristles 126, the unprocessed insulating flexible sheet is uniformly brushed on the unprocessed insulating flexible sheet;
s4: when the unprocessed insulating flexible sheet is conveyed to the horizontal adjusting roller 214, the insulating film on the insulating film mounting roller 212 is pulled to be attached to the unprocessed insulating flexible sheet, the insulating film on the head part is tightly attached to the insulating flexible sheet under the action of the adhesive, and the insulating film is attached to the insulating flexible sheet under the pressing force of the horizontal adjusting roller 214;
s5: when the insulating film and the insulating flexible sheet are transported into the liquid metal storage box 221, under the action of the laying roller 222, the liquid metal in the liquid metal storage box 221 is uniformly coated on the insulating film by the laying roller 222, and the protruded lines on the laying roller 222 are the same as the circuit diagram to be re-etched on the insulating film, so that the liquid metal track which is the same as the circuit diagram on the insulating film can be ensured to be re-etched on the insulating flexible sheet, and the insulating film on the insulating flexible sheet is removed after the re-etching is finished, so that a complete single-sided circuit board can be obtained;
s6: after the complete single-sided circuit board is re-etched, the insulating flexible sheet can be completely contracted on the stopping roller 144, at the moment, the other side of the insulating flexible sheet on the stopping roller 144 is sequentially reversed by the two groups of reversing rollers 145, and the re-etching of the back circuit can be completed by replacing the laying roller 222 and the insulating film, so that the preparation of the double-sided flexible circuit board is completed.
The using process of the invention is as follows: a person skilled in the art winds the unprocessed insulating flexible sheet on the start roller 143, sequentially passes the unprocessed insulating flexible sheet through the squeeze roller 117 and the bonding assembly 110 by means of manual traction, simultaneously installs the processed insulating film on the insulating film installation roller 212, the insulating film is provided with circuit pattern leaks to be re-engraved, directly coats the liquid memory metal on the insulating flexible sheet by means of paint, after installing the processed insulating film on the insulating film installation roller 212, sequentially passes the unprocessed insulating flexible sheet through the horizontal adjustment roller 214, the liquid metal storage box 221, the arc-shaped reversing path 224 and the heating table 231, connects the unprocessed insulating flexible sheet to the stop roller 144 by passing through the reversing roller 145 positioned at the upper part through the reversing action of the rotating roller 240, and continuously winds the unprocessed insulating flexible sheet on the stop roller 144 by starting the first servo motor 141, the negative pressure pump 115 and the heating sheet 125 are started at the same time, when the unprocessed insulating flexible sheet passes through the supporting boss 112, the unprocessed insulating flexible sheet drives the gluing roller 121 to move due to the movement of the unprocessed insulating flexible sheet, meanwhile, the unprocessed insulating flexible sheet presses the pressure block 129 on the gluing roller 121, the pressure block 129 is pressed, the block 127 is pushed to move downwards, the telescopic spring 128 is compressed, when the block 127 moves downwards, the nozzle of the glue filling pipe 123 is opened, at the moment, under the action of the negative pressure pump 115, the adhesive in the adhesive containing box 114 is continuously introduced into the adhesive buffer area 122 of the gluing roller 121, under the pressure formed by the adhesive flushed into the adhesive buffer area 122, the adhesive in the adhesive buffer area 122 enters the hollow supporting table 131 through the glue filling pipe 123, and flows out from the glue outlet 130 in the hollow supporting table 131, under the action of the brush bristles 126, the insulating film on the insulating film mounting roller 212 is uniformly brushed on the unprocessed insulating flexible sheet, when the unprocessed insulating flexible sheet is conveyed to the horizontal adjusting roller 214, the insulating film on the insulating film mounting roller is pulled to be attached to the unprocessed insulating flexible sheet, under the action of an adhesive, the insulating film on the head part is tightly attached to the insulating flexible sheet, under the pressing force of the horizontal adjusting roller 214, the insulating film is attached to the insulating flexible sheet, when the insulating film and the insulating flexible sheet are conveyed into the liquid metal storage box 221, under the action of the laying roller 222, liquid metal in the liquid metal storage box 221 is uniformly coated on the insulating film by the laying roller 222, meanwhile, the protruding grain pattern on the laying roller 222 is arranged to be the same as a circuit pattern to be repeatedly etched on the insulating film, at the moment, the liquid metal track which is the same as the circuit pattern on the insulating film is repeatedly etched on the insulating flexible sheet is removed after the repeated etching, a complete single-sided circuit board can be obtained, after the complete single-sided circuit board is repeatedly etched, the insulating flexible sheet completely shrinks on the insulating flexible sheet is completely, and the two sets of the circuit board are sequentially etched on the reversing roller 144, so that the two groups of the insulating flexible sheet are sequentially pass through the reversing roller, and the reversing roller 145.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the protection scope of the present invention.
Claims (8)
1. The utility model provides a two-sided flexible line way board preparation production line, includes bonding device (100) and carves device (200) again, bonding device (100) are located and carve device (200) upper portion again, its characterized in that: the bonding apparatus (100) includes a bonding assembly (110): further comprising: a gluing component (120) connected with the bonding component (110);
the gluing assembly (120) comprises a gluing roller (121), a binder buffer area (122) is arranged in the middle of the gluing roller (121), a plurality of groups of glue filling tubes (123) are arranged on the inner side wall of the gluing roller (121), the plurality of groups of glue filling tubes (123) are communicated with the binder buffer area (122) at the tail ends, two adjacent groups of glue filling tubes (123) are provided with mounting grooves (124), heating sheets (125) are fixedly mounted in the mounting grooves (124), the bonding assembly (110) comprises a base frame (111), the two ends of the gluing roller (121) are rotatably connected with the inner walls of the two sides of the base frame (111), a supporting boss (112) is fixedly mounted at the bottom of the base frame (111) and is positioned right above the gluing roller (121), a placing table (113) is fixedly mounted on the base frame (111), a binder placing box (114) is fixedly mounted on the placing table (113), one end of the binder placing box (114) is provided with a negative pressure pump (115), the negative pressure pump (115) is communicated with the binder placing box (114), a circulation pipe (115) is fixedly mounted at the output end of the negative pressure pump (115), and a circulation pipe (116) is fixedly connected with a sealing adjusting roller (121), the double-engraving device (200) comprises a bottom plate (210), a base frame (111) is fixedly connected with the bottom plate (210), a first mounting frame (211) is fixedly mounted on the bottom plate (210), inner walls of two sides of the first mounting frame (211) are rotatably connected with insulating film mounting rollers (212), a second mounting frame (213) is fixedly mounted on the bottom plate (210), inner walls of two sides of the second mounting frame (213) are rotatably connected with horizontal adjusting rollers (214), the horizontal adjusting rollers (214) are provided with two groups, and the horizontal adjusting rollers (214) are located on the same vertical plane.
2. The double-sided flexible circuit board preparation production line of claim 1, characterized in that: go up rubber roll (121) lateral wall fixed mounting have multiunit brush hair (126), it has multiunit hollow brace table (131) to go up rubber roll (121) lateral wall fixed mounting, the multiunit brush hair (126) all are the circumference array with hollow brace table (131) and arrange, hollow brace table (131) bottom fixed mounting has two sets of expanding spring (128), hollow brace table (131) inside wall seal sliding connection has and receives piece (129), two sets of expanding spring (128) other end all with receive piece (129) bottom fixed connection, receive piece (129) bottom middle part fixed mounting have sprue (127), sprue (127) seal sliding runs through hollow brace table (131) and fills gluey pipe (123), hollow brace table (131) top both ends all are equipped with out jiao kou (130).
3. The double-sided flexible circuit board manufacturing line according to claim 2, characterized in that: bonding device (100) still includes support frame (140), support frame (140) front end and bed frame (111) fixed connection, support frame (140) both sides inner wall rotates respectively and is connected with originated roller (143) and termination roller (144), support frame (140) one side outer wall fixed mounting has first servo motor (141) and second servo motor (142), first servo motor (141) output shaft and termination roller (144) fixed connection, second servo motor (142) output shaft and originated roller (143) fixed connection.
4. The double-sided flexible circuit board manufacturing line according to claim 3, characterized in that: the front end of the base frame (111) is rotatably connected with two groups of squeezing rollers (117), the two groups of squeezing rollers (117) are not located on the same horizontal plane, the inner walls of two sides of the support frame (140) are respectively rotatably connected with two groups of reversing rollers (145), and the two groups of reversing rollers (145) are located on the same vertical plane.
5. The double-sided flexible circuit board manufacturing line according to claim 1, characterized in that: fixed mounting has compound platform of carving (220) on bottom plate (210), compound platform of carving (220) is located two sets of horizontal adjustment roller (214) rear portions, it is tangent with horizontal adjustment roller (214) that are located the bottom to carve platform (220) top surface, fixed mounting has liquid metal case (221) on compound platform of carving (220), liquid metal case (221) both sides inner wall sealed rotation is connected with three groups and lays roller (222), is located both ends it all is tangent with liquid metal case (221) inside wall to lay roller (222), compound platform of carving (220) terminal joint has arc terrace with edges (223), form arc switching-over way (224) between arc terrace with edges (223) and compound platform of carving (220).
6. The double-sided flexible circuit board preparation production line of claim 1, characterized in that: fixed mounting has heated platform (230) on bottom plate (210), fixed mounting has warm table (231) on heated platform (230), it is connected with two sets of flattening rollers (232) to rotate on heated platform (230), and is two sets of flattening roller (232) are located warm table (231) both ends respectively.
7. The production line for manufacturing a double-sided flexible circuit board according to claim 6, characterized in that: the tail end of the bottom plate (210) is rotatably provided with a rotary roller (240).
8. A preparation method of a double-sided flexible circuit board is characterized by comprising the following steps: the method also comprises the following specific operation steps:
s1: an operator winds an unprocessed insulating flexible sheet on a starting roller (143), sequentially penetrates the unprocessed insulating flexible sheet through a squeezing roller (117) and a bonding assembly (110) in a manual traction mode, and simultaneously installs a processed insulating film on an insulating film installation roller (212), wherein the insulating film is provided with circuit diagram holes to be repeatedly etched, and liquid memory metal can be directly coated on the insulating flexible sheet through paint;
s2: after the treated insulating film is mounted on an insulating film mounting roller (212), the unprocessed insulating flexible sheet passes through a horizontal adjusting roller (214), a liquid metal storage box (221), an arc-shaped reversing channel (224) and a heating table (231) in sequence, and is connected to a stop roller (144) by passing through a reversing roller (145) positioned at the upper part through the reversing action of a rotary roller (240);
s3: by starting a first servo motor (141), enabling an unprocessed insulating flexible sheet to be continuously wound on a stopping roller (144), and simultaneously starting a negative pressure pump (115) and a heating sheet (125), when the unprocessed insulating flexible sheet passes through a supporting boss (112), the unprocessed insulating flexible sheet drives a gluing roller (121) to move due to the movement of the unprocessed insulating flexible sheet, meanwhile, the unprocessed insulating flexible sheet presses a pressure block (129) on the gluing roller (121), the pressure block (129) is pressed to push a block (127) to move downwards, meanwhile, a telescopic spring (128) is compressed, when the block (127) moves downwards, a pipe opening of a glue filling pipe (123) is opened, at the moment, under the action of the negative pressure pump (115), the adhesive in an adhesive returning box (114) is continuously filled into an adhesive buffer area (122) of the gluing roller (121), under the action of pressure formed by the adhesive flushed into the adhesive buffer area (122), the adhesive in the adhesive buffer area (122) enters a hollow adhesive buffer area (131) through the adhesive pipe (123) to be uniformly brushed on a hollow flexible sheet (131) of the hollow flexible sheet, and then the hollow flexible sheet (131) flows out of the hollow flexible sheet (131) under the action of the hollow flexible sheet, so that the hollow flexible sheet is uniformly brushed on the hollow flexible sheet (131);
s4: when the unprocessed insulating flexible sheet is conveyed to a horizontal adjusting roller (214), an insulating film on an insulating film mounting roller (212) is pulled to be attached to the unprocessed insulating flexible sheet, the insulating film on the head part is tightly attached to the insulating flexible sheet under the action of an adhesive, and the insulating film is attached to the insulating flexible sheet under the pressing force of the horizontal adjusting roller (214);
s5: when the insulating film and the insulating flexible sheet are transported into the liquid metal storage box (221), under the action of the laying roller (222), the liquid metal in the liquid metal storage box (221) is uniformly coated on the insulating film by the laying roller (222), and meanwhile, the protruded lines on the laying roller (222) are the same as a circuit diagram to be re-etched on the insulating film, so that the liquid metal track which is the same as the circuit diagram on the insulating film can be ensured to be re-etched on the insulating flexible sheet, and the insulating film on the insulating flexible sheet is removed after the re-etching is finished, so that a complete single-sided circuit board can be obtained;
s6: after the complete single-sided circuit board is re-etched, the insulating flexible sheet can be completely contracted on the stopping roller (144), at the moment, the other side of the insulating flexible sheet on the stopping roller (144) is sequentially reversed by the two groups of reversing rollers (145), and the re-etching of the back circuit can be completed by replacing the laying roller (222) and the insulating film, so that the preparation of the double-sided flexible circuit board is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210157544.3A CN114615817B (en) | 2022-02-21 | 2022-02-21 | Double-sided flexible circuit board manufacturing production line and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210157544.3A CN114615817B (en) | 2022-02-21 | 2022-02-21 | Double-sided flexible circuit board manufacturing production line and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114615817A CN114615817A (en) | 2022-06-10 |
| CN114615817B true CN114615817B (en) | 2022-11-01 |
Family
ID=81858197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210157544.3A Active CN114615817B (en) | 2022-02-21 | 2022-02-21 | Double-sided flexible circuit board manufacturing production line and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114615817B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0839584A2 (en) * | 1996-11-01 | 1998-05-06 | Marquip, Inc. | Improved apparatus and method for applying a viscous liquid to a material surface |
| WO2003059026A1 (en) * | 2002-01-14 | 2003-07-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | System for the manufacture of electric and integrated circuits |
| CN201572724U (en) * | 2009-11-16 | 2010-09-08 | 中电电气集团有限公司 | Flexible composite insulation film gluing device |
| WO2013153953A1 (en) * | 2012-04-12 | 2013-10-17 | デクセリアルズ株式会社 | Device for applying adhesive film, method for applying adhesive film, and connection structure |
| CN206212428U (en) * | 2016-10-18 | 2017-05-31 | 常州瑞讯电子有限公司 | Two-sided embedded flexible print circuit board |
| CN109302806A (en) * | 2018-10-26 | 2019-02-01 | 上海量子绘景电子股份有限公司 | A kind of preparation method of wiring board |
| CN110740586A (en) * | 2019-11-15 | 2020-01-31 | 江苏上达电子有限公司 | flexible circuit board manufacturing method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8698003B2 (en) * | 2008-12-02 | 2014-04-15 | Panasonic Corporation | Method of producing circuit board, and circuit board obtained using the manufacturing method |
-
2022
- 2022-02-21 CN CN202210157544.3A patent/CN114615817B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0839584A2 (en) * | 1996-11-01 | 1998-05-06 | Marquip, Inc. | Improved apparatus and method for applying a viscous liquid to a material surface |
| WO2003059026A1 (en) * | 2002-01-14 | 2003-07-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | System for the manufacture of electric and integrated circuits |
| CN201572724U (en) * | 2009-11-16 | 2010-09-08 | 中电电气集团有限公司 | Flexible composite insulation film gluing device |
| WO2013153953A1 (en) * | 2012-04-12 | 2013-10-17 | デクセリアルズ株式会社 | Device for applying adhesive film, method for applying adhesive film, and connection structure |
| CN206212428U (en) * | 2016-10-18 | 2017-05-31 | 常州瑞讯电子有限公司 | Two-sided embedded flexible print circuit board |
| CN109302806A (en) * | 2018-10-26 | 2019-02-01 | 上海量子绘景电子股份有限公司 | A kind of preparation method of wiring board |
| CN110740586A (en) * | 2019-11-15 | 2020-01-31 | 江苏上达电子有限公司 | flexible circuit board manufacturing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114615817A (en) | 2022-06-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110116519B (en) | Production method of printing packaging corrugated paper | |
| CN111058297B (en) | PUR hot melt adhesive full-coating equipment and full-coating process thereof | |
| CN107953566B (en) | Warm limit space bar production line | |
| CN113145382A (en) | Composite plastic flexible package printing method | |
| CN114615817B (en) | Double-sided flexible circuit board manufacturing production line and manufacturing method thereof | |
| CN113059891A (en) | PET aluminizer adhesion device that no fold produced | |
| CN116118210B (en) | Wall cloth pressfitting preparation equipment | |
| CN113199903A (en) | Wall paper rubber coating equipment | |
| CN217319770U (en) | Film pressing machine of environmental protection | |
| CN112871543B (en) | LED display screen coating device and coating method thereof | |
| CN215313585U (en) | Dispensing device of SMT chip mounter | |
| CN213855388U (en) | Ecological OSB board multilayer concatenation equipment | |
| CN115460786A (en) | Multi-layer thick copper plate glue filling process and equipment | |
| CN211169215U (en) | Automatic paste doctor-bar and beat and glue all-in-one | |
| CN212889434U (en) | Color printing calender laminating device | |
| CN211104509U (en) | Non-lacquer door frame bonding equipment | |
| CN111483178A (en) | Processing equipment and processing method for manufacturing paperboard by corrugated case | |
| CN112827774B (en) | Sign board gluing process | |
| CN111501247A (en) | Garment materials printing and dyeing's device | |
| CN112706982A (en) | Mobile phone film pasting device | |
| CN210652094U (en) | Device for sharing rubber roller between surface paper and core paper of honeycomb board | |
| CN219404650U (en) | Automatic gluing and edge sealing device | |
| CN212666302U (en) | Heating device of pressing equipment for plywood production | |
| CN217434579U (en) | Automatic edge bonding machine for plates | |
| CN220482712U (en) | Box gluing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |