CN113851277B - Flexible electrode processing equipment - Google Patents

Flexible electrode processing equipment Download PDF

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Publication number
CN113851277B
CN113851277B CN202111035331.5A CN202111035331A CN113851277B CN 113851277 B CN113851277 B CN 113851277B CN 202111035331 A CN202111035331 A CN 202111035331A CN 113851277 B CN113851277 B CN 113851277B
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China
Prior art keywords
flexible film
roller
driving mechanism
conductive ink
roll
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CN202111035331.5A
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Chinese (zh)
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CN113851277A (en
Inventor
刘一剑
牛浩然
李敏
陈达
杜小振
宋戈
王鸿飞
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Shandong University of Science and Technology
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Shandong University of Science and Technology
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Publication of CN113851277A publication Critical patent/CN113851277A/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B5/00Non-insulated conductors or conductive bodies characterised by their form
    • H01B5/14Non-insulated conductors or conductive bodies characterised by their form comprising conductive layers or films on insulating-supports
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

The invention discloses a flexible electrode processing device which comprises a frame, a flexible film roller mounting bracket, a flexible film water transfer printing paper forming device, a conductive ink spraying device, an embossing forming device and a traction device, wherein the frame is provided with a flexible film roller mounting bracket; defining the processing direction of the flexible electrode as the front-back direction; the flexible film roller mounting bracket, the flexible film water transfer printing paper forming device, the conductive ink spraying device, the embossing forming device and the traction device are all arranged on the frame and are sequentially arranged from back to front along the processing direction of the flexible electrode; the flexible film roll mounting bracket is used for mounting a flexible film roll, and flexible films are wound on the flexible film roll. The traction device is connected with one end of the flexible film; in the operation process of the flexible film, the flexible film water transfer printing paper forming device, the conductive ink spraying device and the embossing forming device are respectively used for completing the flexible film water transfer printing paper forming, conductive ink spraying and embossing forming operation, so that the production efficiency of the flexible electrode is improved.

Description

Flexible electrode processing equipment
Technical Field
The invention belongs to the technical field of flexible electrode processing, and particularly relates to flexible electrode processing equipment.
Background
The fabrication of conventional flexible electrodes is mostly dependent on standard microelectronic fabrication processes, including vacuum deposition of thin films, spin coating, photolithography, and dry/wet etching, and such flexible electrodes have the following drawbacks:
a. the preparation process is complex, the cost is high, the incompatibility is increased, and the commercial use of the flexible electrode is limited; b. the electrode has larger thickness and poor fitting performance with human skin, and signal artifact is easy to generate in the movement process.
Therefore, how to provide a flexible electrode processing device with high automation degree so as to reduce the manufacturing cost of the flexible electrode, realize the large-area preparation of the flexible electrode, further improve the production efficiency of the flexible electrode, and have important significance.
Disclosure of Invention
The invention aims to provide a processing device for a flexible electrode, which has high automation degree, can realize large-area preparation of the flexible electrode, improves the production efficiency of the flexible electrode, and is beneficial to reducing the production cost of the electrode.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the flexible electrode processing equipment comprises a frame, a flexible film roller mounting bracket, a flexible film water transfer printing paper forming device, a conductive ink spraying device, an embossing forming device and a traction device;
The flexible film roll mounting bracket is used for mounting the flexible film roll and providing a flexible film required by flexible electrode processing;
the flexible film water transfer printing paper forming device is used for forming flexible film water transfer printing paper on the flexible film;
the conductive ink spraying device is used for spraying conductive ink on the surface of the flexible film water transfer printing paper;
the embossing forming device is used for embossing forming in the area of the flexible film sprayed with the conductive ink;
defining the processing direction of the flexible electrode as the front-back direction;
the flexible film roller mounting bracket, the flexible film water transfer printing paper forming device, the conductive ink spraying device, the embossing forming device and the traction device are all arranged on the frame and are sequentially arranged from back to front along the processing direction of the flexible electrode;
the traction device is connected with one end of the flexible film and is used for traction the flexible film to run along the machining direction of the flexible electrode.
Preferably, the rack comprises an upper rack and a lower rack; wherein the upper layer frame and the lower layer frame are arranged in a vertically stacked way, and the head end of the upper layer frame is aligned with the tail end of the lower layer frame; the flexible film roll mounting bracket is arranged at the tail end of the upper layer frame;
the flexible film water transfer printing paper forming device is arranged on the upper layer frame;
The head end of the upper layer frame is provided with a first transfer roller, and the tail end of the lower layer frame is provided with a second transfer roller;
the running direction of the flexible film is as follows: starting to run along the upper layer frame from the flexible film roll, downwards passing through the first transfer roll, transferring to the lower layer frame below the second transfer roll, and running along the lower layer frame towards the traction device;
the conductive ink spraying device and the embossing forming device are arranged on the lower-layer rack.
Preferably, the processing equipment of the flexible electrode further comprises a flexible film deviation correcting device for correcting the running direction of the flexible film; the flexible film deviation correcting device is arranged at one end of the upper layer frame aligned with the lower layer frame.
Preferably, the flexible film water transfer printing paper forming device comprises a first workbench surface, a PVA solution spraying mechanism, an automatic water transfer printing paper taking and placing mechanism and a first heating mechanism;
the first workbench surface is arranged on the upper-layer rack and is arranged along the running direction of the flexible film;
the flexible film roll mounting bracket is positioned at the tail end of the first working table surface;
the PVA solution spraying mechanism and the automatic water transfer paper taking and placing mechanism are both positioned at the side part of the first workbench surface, and the automatic water transfer paper taking and placing mechanism is positioned at the downstream of the PVA solution spraying mechanism when seen along the running direction of the flexible film;
The working area of the automatic water transfer paper taking and placing mechanism corresponding to the first working table surface is provided with a heating mechanism mounting groove, the first heating mechanism is arranged in the heating mechanism mounting groove, and the height of the first heating mechanism is not higher than that of the first working table surface.
Preferably, the PVA solution spraying mechanism comprises a two-axis motion driving mechanism, a PVA solution spraying component and a strickling component;
the PVA solution spraying part and the scraping part are both arranged on the two-axis motion driving mechanism, and can synchronously move along the vertical direction and the running direction of the flexible film under the drive of the two-axis motion driving mechanism;
the PVA solution spraying component and the scraping component are positioned right above the first workbench surface.
Preferably, the automatic water transfer paper picking and placing mechanism comprises a rotating base, a lifting sucker mechanism and a water transfer paper placing box;
the bottom of the lifting sucker mechanism is arranged on the rotating base;
the lifting type sucker mechanism comprises a lifting type driving mechanism, a sucker bracket and an electric sucker;
the lifting driving mechanism adopts a screw driving mechanism;
the sucking disc support is arranged on a screw nut of the lifting driving mechanism, and the electric sucking disc is arranged on the sucking disc support;
The water transfer paper placing box is located at the side part of the rotating base and used for containing water transfer paper.
Preferably, the flexible film roll mounting bracket comprises a group of vertical mounting plates positioned on the opposite sides of the first workbench surface, wherein each vertical mounting plate is respectively provided with a first mounting shaft hole for inserting an end shaft of the flexible film roll;
each vertical mounting plate is also provided with a second mounting shaft hole respectively; wherein, a compression roller is also arranged between the two vertical mounting plates; wherein, each end shaft of the compression roller extends into a second installation shaft hole respectively;
the installation height of the compression roller is lower than that of the flexible film roller;
the flexible film on the flexible film roll passes out from the lower part of the pressing roll and runs along the first workbench surface;
a magnetic powder brake is arranged at one side of the flexible film roll mounting bracket;
the magnetic powder brake is positioned on the outer side of the corresponding side-standing mounting plate and is connected with one end shaft of the flexible film roll.
Preferably, the flexible film deviation correcting device comprises a detection sensor and a deviation correcting component, wherein the detection sensor is used for detecting whether the flexible film is deviated in the operation process; the deviation correcting assembly comprises a mounting base, a deviation correcting roller supporting column, a deviation correcting roller and a telescopic motor;
The correction roller support upright post comprises a first correction roller support upright post and a second correction roller support upright post, wherein the first correction roller support upright post and the second correction roller support upright post are oppositely arranged;
the bottom of the first deviation rectifying support upright post is fixedly arranged on the mounting base;
a guide rail arranged along the running direction of the flexible film is arranged at the position corresponding to the second deviation rectifying support upright post on the mounting base; the bottom of the second deviation rectifying support upright post is provided with a guide sliding bar which extends into the guide rail;
the telescopic motor is arranged on the mounting base, and the movable end of the telescopic motor is connected with the second deviation rectifying support upright post;
the telescopic direction of the telescopic motor is the same as the setting direction of the guide rail; the two deviation correcting rollers are arranged between the first deviation correcting roller supporting upright post and the second deviation correcting roller supporting upright post and are arranged in parallel up and down;
wherein the height of the upper one of the two deviation correcting rollers is matched with the height of the first transfer roller; the height of the lower one of the two deviation correcting rollers is matched with the height of the second transfer roller.
Preferably, the conductive ink spraying device comprises a second workbench surface, a conductive ink spraying mechanism and a second heating mechanism; the second workbench surface is arranged on the lower-layer rack and is arranged along the running direction of the flexible film;
The conductive ink spraying mechanism is positioned at the side part of the second workbench surface;
and a heating mechanism mounting groove is formed in the second workbench surface corresponding to the working area of the conductive ink spraying mechanism, the second heating mechanism is arranged in the heating mechanism mounting groove, and the height of the second heating mechanism is not higher than that of the second workbench surface.
Preferably, the embossing forming device comprises an upper press roller, a lower press roller, an upper press roller supporting mechanism, an upper press roller rotation driving mechanism, a lower press roller supporting mechanism and a lower press roller rotation driving mechanism;
the upper press roll is positioned above the lower press roll, the surface of the roll body of the upper press roll is provided with embossing patterns, and the surface of the roll body of the lower press roll is smooth;
the upper press roll supporting mechanism is connected with the upper press roll;
the lower press roll supporting mechanism is connected with the lower press roll and adopts a lifting structure;
the upper press roll rotation driving mechanism is positioned at the side part of the upper press roll and is connected with the upper press roll;
the lower press roll rotation driving mechanism is positioned at the side part of the lower press roll and is connected with the lower press roll.
The invention has the following advantages:
as described above, the invention provides the processing equipment for the flexible electrode, which has high automation degree, can realize large-area preparation of the flexible electrode, improves the production efficiency of the flexible electrode, and is beneficial to reducing the production cost of the electrode.
Drawings
FIG. 1 is a schematic view of a side structure of a processing apparatus for a flexible electrode according to an embodiment of the present invention;
FIG. 2 is a schematic view of another side structure of a processing apparatus for flexible electrodes according to an embodiment of the present invention;
FIG. 3 is a side view of a flexible electrode processing apparatus in accordance with an embodiment of the present invention;
FIG. 4 is another side view of a flexible electrode processing apparatus in accordance with an embodiment of the present invention;
FIG. 5 is a schematic structural view of a flexible film water transfer printing paper forming device according to an embodiment of the present invention;
FIG. 6 is a schematic view of a flexible film water transfer paper forming apparatus (with the flexible film removed) according to an embodiment of the present invention;
FIG. 7 is a front view of the flexible film water transfer paper forming apparatus of FIG. 5;
FIG. 8 is a rear view of the flexible film water transfer paper forming apparatus of FIG. 5;
FIG. 9 is a left side view of the flexible film water transfer paper forming apparatus of FIG. 5;
FIG. 10 is a right side view of the flexible film water transfer paper forming apparatus of FIG. 5;
FIG. 11 is a top view of the flexible film water transfer paper forming apparatus of FIG. 5;
FIG. 12 is a schematic diagram of a flexible film deviation rectifying device according to an embodiment of the present invention;
FIG. 13 is a front view of a flexible film deviation-correcting device in accordance with an embodiment of the present invention;
FIG. 14 is a side view of a flexible film deviation-correcting device in accordance with an embodiment of the present invention;
FIG. 15 is an enlarged view of portion A of FIG. 14 without deflection of the sleeve;
FIG. 16 is an enlarged view of portion A of the sleeve of FIG. 14 when deflected;
FIG. 17 is a cross-sectional view of a deflection correction roller when the sleeve is deflected in accordance with an embodiment of the present invention;
FIG. 18 is a diagram showing a state of use of the flexible film deviation rectifying device according to the embodiment of the invention;
FIG. 19 is a schematic view showing a structure of a conductive ink spraying apparatus according to an embodiment of the present invention;
FIG. 20 is a top view of a conductive ink spraying apparatus according to an embodiment of the invention;
FIG. 21 is a schematic view of an embossing apparatus according to an embodiment of the present invention;
FIG. 22 is a side view of an embossing apparatus in accordance with an embodiment of the present invention;
FIG. 23 is a top view of an embossing apparatus in accordance with an embodiment of the present invention;
FIG. 24 is a front view of an embossing apparatus in accordance with an embodiment of the present invention;
FIG. 25 is a schematic view showing the installation of an upper press roll and a lower press roll in an embodiment of the present invention;
FIG. 26 is a side view of the upper and lower nip rolls of FIG. 25 mounted;
fig. 27 is a front view of the upper and lower nip rolls of fig. 25 installed.
The device comprises a 1-flexible film roll mounting bracket, a 2-flexible film water transfer printing paper forming device, a 3-conductive ink spraying device, a 4-embossing forming device, a 5-traction device, a 6-flexible film roll, a 7-flexible film, an 8-flexible film deviation correcting device and a 9-product box, wherein the flexible film roll mounting bracket is arranged on the machine frame;
101-a vertical mounting frame, 102-a first mounting shaft hole, 103-a magnetic powder brake, 104-a second mounting shaft hole and 105-a compression roller;
201-a first working table, 202-a transverse guide rail bracket, 203-a lead screw, 204-a lead screw nut, 205-a lead screw nut, 206-a spraying component mounting bracket, 207-a PVA solution container, 208-a PVA solution spray nozzle and 209-a PVA solution pipeline;
210-electromagnetic control valves, 211-leveling components, 212-L-shaped brackets, 213-flexible film pressing plates, 214-rotating bases, 215-water transfer paper placing boxes, 216-sucker brackets, 217-electric suckers, 218-lead screw nuts and 219-water transfer paper;
220-a heating mechanism mounting groove, 221-a first heating mechanism;
301-a second working table, 302-a second heating mechanism, 303-a two-axis motion driving mechanism, 304-a conductive ink spraying component, 305-a scraping component, 306-a heating mechanism mounting groove, 307-a transverse guide rail bracket, 308-a lead screw, 309-a lead screw nut;
310-screw nuts, 311-spray part mounting brackets, 312-conductive ink containers, 313-conductive ink spray heads, 314-electromagnetic control valves, 315-L-shaped brackets, 316-flexible film pressing plates;
401-an upper press roller, 402-a lower press roller, 403-an upper press roller supporting plate, 404-a press roller mounting hole, 405-a door-shaped bracket, 406-a first driving mechanism mounting plate, 407-a first through hole, 408-a lower press roller supporting plate and 409-a strip-shaped hole;
410-lifting units, 411-supporting shaft sleeves, 412-second driving mechanism mounting plates, 413-second through holes, 414-conveying belts, 415-upper press roller rotation driving mechanisms, 416-lower press roller rotation driving mechanisms, 417-first transition rollers, 418-second transition rollers;
501-traction rollers, 502-traction motors;
801-mounting bases, 802-correction rollers, 803-telescopic motors, 804-first correction roller supporting columns, 805-second correction roller supporting columns, 806-guide rails, 807-photoelectric detection sensors, 808-shaft sleeve mounting shaft inserting holes and 809-shaft sleeves;
809 a-sleeve body 809b, 809 c-mounting shaft, 810-circular mounting hole, 811-sleeve mounting shaft insertion hole.
Detailed Description
The invention is described in further detail below with reference to the attached drawings and detailed description:
as shown in fig. 1 and 2, a processing apparatus for a flexible electrode includes a frame, a flexible film roll mounting bracket 1, a flexible film water transfer printing paper forming device 2, a conductive ink spraying device 3, an embossing forming device 4, and a traction device 5.
In the present embodiment, the machine direction of the flexible electrode is defined as the front-back direction, and the front-back direction here refers to the front-back direction along the machine flow of the flexible electrode, and does not refer to the front-back direction in the spatial position.
The flexible film roll mounting bracket 1, the flexible film water transfer printing paper forming device 2, the conductive ink spraying device 3, the embossing forming device 4 and the traction device 5 are all arranged on the frame and are sequentially arranged from back to front along the processing direction of the flexible electrode.
The flexible film roll mounting bracket 1 is used for mounting a flexible film roll 6, the flexible film roll 6 provides a flexible film 7 required by flexible electrode processing, and the running direction of the flexible film 7 is along the processing direction of the flexible electrode.
The pulling device 5 is connected to one end of the flexible film 7 for pulling the flexible film 7 from back to front.
In this embodiment, the operations of the flexible film water transfer paper forming device 2, the conductive ink spraying device 3, the embossing forming device 4 and the like are all completed in the operation process of the flexible film 7.
Wherein the flexible film water transfer printing paper forming device 2 is used for forming the flexible film water transfer printing paper on the flexible film 7.
The conductive ink spraying device 3 is used for spraying conductive ink on the surface of the flexible film water transfer printing paper.
The embossing forming device 4 is used for embossing forming in the area where the conductive ink is sprayed on the flexible film, and finally the flexible electrode is manufactured.
As shown in fig. 3 and 4, the rack adopts a double-layer structure, namely, comprises an upper layer rack I and a lower layer rack II. The upper layer frame I and the lower layer frame II are arranged in a vertically stacked mode, wherein the head end of the upper layer frame I is aligned with the tail end of the lower layer frame II.
Here, the head end of the upper frame I is the front end of the upper frame I in the processing direction of the flexible electrode, and the tail end of the upper frame I is the rear end of the upper frame I in the processing direction of the flexible electrode.
Similarly, the head end of the lower frame II is the front end of the lower frame II in the processing direction of the flexible electrode, and the tail end of the lower frame II is the rear end of the lower frame II in the processing direction of the flexible electrode.
The head end of the upper frame I is aligned with the tail end of the lower frame II from top to bottom, so that the flexible film 7 can be transferred from the upper frame I to the lower frame II, and further the subsequent flow is continuously executed on the lower frame II.
As shown in fig. 1 and 2, the flexible film roll mounting bracket 1 is disposed at the tail end of the upper frame I, and the flexible film water transfer printing paper forming device 2 is disposed on the upper frame I, and completes the forming operation of the flexible film water transfer printing paper on the upper frame I.
The head end of the upper frame I is provided with a first transfer roller L1, and the tail end of the lower frame is provided with a second transfer roller L2, as shown in FIG. 2.
The running direction of the flexible film 7 on the upper layer frame I and the lower layer frame II is as follows:
the flexible film roll 6 starts to run along the upper layer frame I, passes through the first transfer roll L1, then downwards, passes through the lower part of the second transfer roll L2, is transferred to the lower layer frame II, and runs along the lower layer frame II towards the traction device 5.
The conductive ink spraying device 3 and the embossing forming device 4 are arranged on the lower-layer frame II, and the conductive ink spraying device 3 and the embossing forming device 4 respectively finish conductive ink spraying and embossing forming processes on the lower-layer frame II.
In addition, in order to prevent the flexible film 7 from being deviated during operation, the present embodiment is designed as follows:
as shown in fig. 1 and 2, the processing apparatus for a flexible electrode further includes a flexible film deviation rectifying device 8, where the flexible film deviation rectifying device 8 is configured to rectify the running direction of the flexible film so that the flexible film does not deviate during the running process.
The flexible film deviation correcting device 8 is arranged at one end of the upper frame I aligned with the lower frame II.
In this embodiment, the automation degree of each device such as the flexible film water transfer printing paper forming device 2, the conductive ink spraying device 3, the embossing forming device 4 is high, and the automatic processing of the flexible electrode is facilitated through the combination of each device.
In addition, the embodiment adopts an embossing molding process to realize the processing of the flexible electrode, which is beneficial to reducing the production cost.
The following describes the structure of each part of the processing apparatus for flexible electrodes in detail:
as shown in fig. 5 and 6, the flexible film water transfer sheet forming apparatus 2 includes a first table 201, a PVA solution spraying mechanism, a water transfer sheet automatic pick-and-place mechanism, and a first heating mechanism 221.
Wherein, upper frame I includes supporting leg Ia and horizontal mesa Ib. The support legs Ia are provided in plurality, and each support leg Ia is respectively arranged at each corner position of the horizontal table top Ib and is used for supporting the horizontal table top Ib.
The first work table 201 is disposed above the upper frame I (horizontal table Ib), and the first work table 201 should be disposed along the running direction of the flexible film 7, for example, the front-rear direction indicated by an arrow in fig. 5.
The first table 201 is a smooth-surfaced table to reduce the resistance of the flexible film 7 to running on its surface.
The flexible film roll mounting bracket 1 is provided at the rear end of the first table surface 201.
The flexible film 7 in this embodiment may be a Polyimide (PI) film, a Polyester (PET) film, a Polynaphthalene (PEN) film, a Polycarbonate (PC) film, a polyvinyl chloride (PVC) film, or the like, and will not be described here.
As shown in fig. 8 to 10, the flexible film roll mounting bracket 1 includes a set of vertical mounting plates 101, two of which are symmetrically disposed, i.e., respectively located on a set of opposite sides, e.g., left and right sides, of the first table 201.
Each of the vertical mounting plates 101 is provided with a first mounting shaft hole, for example, a first mounting shaft hole 102, and as shown in fig. 10, each end shaft of the flexible film roll 6 is inserted into a corresponding first mounting shaft hole 102.
Further, a magnetic powder brake 103 is provided at one side portion (for example, the left side portion shown in fig. 5) of the flexible film roll mounting bracket 1, wherein the magnetic powder brake 103 is located outside the corresponding side-standing mounting plate 101.
The magnetic powder brake 103 is connected to one end shaft (e.g., the left end shaft in fig. 5) of the flexible film roll 6. The magnetic powder brake 103 can adjust the tension applied to the flexible film 7 during stretching, and ensure that the flexible film 7 is uniformly stretched.
Each of the vertical mounting plates 101 is further provided with a second mounting shaft hole, for example, a second mounting shaft hole 104.
A press roller 105 is also provided between the two vertical mounting plates 101. Wherein each end shaft (left and right) of the press roller 105 extends into a second installation shaft hole 104, respectively, thereby realizing the installation of the press roller.
After the installation, the installation height of the pressing roller 105 is lower than that of the flexible film roller 6.
The flexible film 7 on the flexible film roll passes out under the press roll 105 and runs along the first table 201. The press roller 105 ensures that the flexible film 7 runs all the way along the surface of the first table 201 during the traction by the traction means 5.
The PVA solution spraying mechanism and the automatic water transfer paper picking and placing mechanism are both located at the side of the first table surface 201, and the automatic water transfer paper picking and placing mechanism is located downstream of the PVA solution spraying mechanism as seen along the running direction of the flexible film.
Downstream here means that the flexible film passes through the PVA solution spraying mechanism first, and then through the automatic water transfer paper pick-and-place mechanism.
The PVA solution spraying mechanism is used to uniformly spray the PVA solution to the surface of the flexible film 7.
As shown in fig. 7 to 11, the PVA solution spraying mechanism includes a biaxial movement driving mechanism, a PVA solution spraying member, and a striking-off member, both of which are mounted on the biaxial movement driving mechanism.
The PVA solution spraying part and the screeding part can be synchronously moved in the vertical movement and in the running direction of the flexible film 7 (i.e., in the front-rear direction in fig. 5) by the driving of the two-axis movement driving mechanism.
The two-axis motion driving mechanism comprises a first-axis motion driving mechanism and a second-axis motion driving mechanism; the first shaft movement driving mechanism and the second shaft movement driving mechanism are all screw driving mechanisms.
The first shaft motion driving mechanism is a vertical motion driving mechanism, the second shaft motion driving mechanism is arranged on the first shaft motion driving mechanism, and the first shaft motion driving mechanism can drive the second shaft motion driving mechanism to move up and down.
The first shaft motion driving mechanism has a conventional structure and adopts a common screw driving mechanism.
As shown in fig. 10, the second shaft movement driving mechanism includes a cross rail bracket 202, a lead screw 203, and a lead screw nut 204. The cross rail bracket 202 is mounted on a lead screw nut 205 of the first axis motion driving mechanism as shown in fig. 9.
When the screw nut 205 moves up and down, the second shaft movement driving mechanism can be driven to move up and down as a whole.
The cross rail support 202 extends in the running direction of the flexible film 7.
The lead screw 203 is mounted on the rail bracket 202 in the same direction as the rail bracket 202. The lead screw nut 204 is mounted on the lead screw 203 and is capable of reciprocating along the running direction of the flexible film 7.
A spray component mounting bracket 206 is mounted on the lead screw nut 204 as shown in fig. 6. The painting component mounting bracket 206 extends above the first table 201 in a direction perpendicular to the running direction of the flexible film 7.
Wherein, PVA solution spraying part and strickle part are all installed on spraying part installing support 206, PVA solution spraying part and strickle part are all located directly over first table surface 201.
The PVA solution spraying means includes a PVA solution container 207 and a plurality of PVA solution spray heads 208; wherein the outlet of the PVA solution container is connected to each PVA solution spray head 208 through a PVA solution pipe 209.
An electromagnetic control valve 210 is provided at the outlet of the PVA solution container 207 for controlling the opening and closing of the PVA solution container.
The PVA solution spraying heads 208 are arranged in a row in a direction perpendicular to the running direction of the flexible film 7.
The arrangement direction of the scraping members 211 coincides with the arrangement direction of the PVA solution ejection heads 208. The leveling member 211 is located on the upstream or downstream side of the PVA solution ejection head 208 as viewed in the running direction of the flexible film.
The scraping member 211 preferably employs a scraping plate or a roller, and uniformly coats the PVA solution by scraping or rolling.
In addition, a pump (not shown in the figure, but not described in detail here) is further provided on the PVA solution pipe 209, for pumping the PVA solution from the PVA solution container 207 and then delivering to each PVA solution spray nozzle 208.
While the spraying member mounting bracket 206 is running along the first table surface 201, the PVA solution spraying member sprays the PVA solution to the surface of the flexible film 7; meanwhile, the scratch member 211 realizes uniform coating of PVA solution.
As shown in fig. 7, the lateral rail brackets 202 are provided with an L-shaped bracket 212 at both ends in the running direction of the flexible film 7, respectively. Wherein the L-shaped brackets 212 are arranged in a direction perpendicular to the direction of travel of the flexible film.
The vertical section of each L-shaped bracket 212 is connected to a corresponding end of the cross rail bracket 202.
The horizontal section of each L-shaped bracket 212 extends above the first countertop 201.
A flexible film pressing plate 213 is arranged on the horizontal section of each L-shaped bracket 212, the flexible film pressing plate 213 is a square pressing plate, and the extending direction of the flexible film pressing plate 213 is perpendicular to the running direction of the flexible film 7.
Before the PVA solution spraying part and the strickling part work, two flexible film pressing plates 213 on the transverse guide rail bracket 202 can be pressed at different positions of the flexible film 7, so that the flexible film 7 is ensured not to be wrinkled in the spraying process.
The PVA solution spraying part and the screeding part work in the area between the two flexible film pressing plates 213.
The automatic water transfer paper picking and placing mechanism is used for automatically placing the water transfer paper on the surface of the flexible film 7.
As shown in fig. 7 to 11, the automatic water transfer paper pick-and-place mechanism includes a swivel base 214, a lift suction cup mechanism, and a water transfer paper placing box 215. The swivel base 214 may be a conventional swivel base.
A rotating motor (not shown in the figure) is arranged in the rotating base 214, the bottom of the lifting type sucker mechanism is arranged on the rotating base 214, and the lifting type sucker mechanism can realize horizontal rotating motion under the driving of the rotating base 214.
The lift chuck mechanism includes a lift drive mechanism, a chuck support 216, and an electric chuck 217.
The lifting driving mechanism adopts a conventional screw driving mechanism.
The suction cup holder 216 is mounted on a screw nut 218 of the elevating drive mechanism, and the electric suction cup 217 is mounted on the suction cup holder 216. As shown in fig. 6, the suction cup holder 216 includes a bar 216a and a U-shaped plate 216b.
One end of the bar 216a is connected to the lead screw nut 218 and the other end is connected to the U-shaped plate 216b.
Four electric sucking discs 217 are arranged at the lower part of the U-shaped plate 216b, when the electric sucking discs 217 are electrified, the water transfer paper 219 can be adsorbed, and after the electric sucking discs are powered off, the water transfer paper 219 is placed on the surface of the flexible film 7.
The water transfer sheet placing box 215 is located at a side of the rotating base 214 and is used for accommodating the water transfer sheet 219.
As shown in fig. 6, a heating mechanism mounting groove 220 is provided in the first table 201 in correspondence with the work area of the automatic water transfer paper pick-and-place mechanism, and a first heating mechanism 221 is provided in the heating mechanism mounting groove 220.
The first heating mechanism 221 preferably adopts a heating flat plate, and has the function of accelerating the curing of PVA solution, so that the flexible film 7 can be well attached to the water transfer paper 219, and the flexible film water transfer paper is manufactured.
The height of the heating plate after installation is not higher than the height of the first table 201 so as not to affect the operation of the flexible film 7.
The general working procedure of the flexible film water transfer printing paper forming device in this embodiment is as follows:
the flexible film 7 is stopped after moving along the first working table 201 for a set distance under the drive of the traction device 5;
next, the PVA solution spraying mechanism starts to operate, and the specific operation process is as follows:
the first shaft motion driving mechanism drives the second shaft motion driving mechanism to move downwards, and the PVA solution spraying part, the strickling part and the flexible film pressing plate 213 synchronously move downwards until the flexible film pressing plate 213 is pressed on the flexible film 7 to stop;
the second shaft movement driving mechanism starts to act, wherein the lead screw nut 204 moves along the running direction of the flexible film 7 and drives the spraying part mounting bracket 206 to move along the running direction of the flexible film 7;
at this time, the PVA solution spraying part, the striking-off part, and the spraying part mounting bracket 206 move synchronously;
in the movement process of the PVA solution spraying part and the strickling part, the actions of spraying the PVA solution on the surface of the flexible film 7 and uniformly coating the PVA solution on the surface of the flexible film 7 are respectively completed;
After the action of the PVA solution spraying mechanism is finished, the traction device drives the flexible film 7 to continue to run for a set distance and then stop;
at this time, the area where the PVA solution is sprayed reaches above the first heating mechanism 221;
the automatic water transfer paper picking and placing mechanism automatically places the water transfer paper 219 of the water transfer paper placing box 215 in an area coated with the PVA solution, wherein the automatic water transfer paper picking and placing mechanism has the following action process:
the electric sucking disc 217 is electrified, firstly, the electric sucking disc 217 descends and completes the adsorption of the water transfer printing paper 219 under the drive of the lifting driving mechanism, and then the electric sucking disc 217 ascends to a certain height under the reverse drive of the lifting driving mechanism;
note that the height of the electric suction cup 217 is required to be higher than the height of the first table 201;
next, the rotating base 214 drives the lifting type sucker mechanism to rotate, so that the lifting type sucker mechanism rotates to the position above the first working table 201, and at the moment, the water transfer paper adsorbed on the electric sucker 217 is aligned to the area sprayed with the PVA solution;
the lifting driving mechanism continues to act and drives the electric sucker 217 to descend, so that the water transfer paper 219 is placed on the flexible film;
the first heating mechanism 221 is heated to a temperature such that the PVA solution is cured, thereby producing the flexible thin film water transfer paper.
As can be seen from the above process, the flexible film water transfer printing paper forming device 2 in the embodiment has high automation degree, is beneficial to improving the preparation efficiency of the flexible film water transfer printing paper, and effectively ensures the forming quality of the flexible film water transfer printing paper.
As shown in fig. 12 to 18, the flexible film deviation rectifying device 8 includes a detection sensor and a deviation rectifying assembly. Wherein the detection sensor is used for detecting whether the flexible film 7 is deflected during operation.
The detection sensor is preferably a photoelectric detection sensor, but an ultrasonic detection sensor may be used.
The correction assembly comprises a mounting base 801, a correction roller support column, a correction roller 802 and a telescopic motor 803.
The correction roller support columns comprise a first correction roller support column 804 and a second correction roller support column 805, and the first correction roller support column 804 and the second correction roller support column 805 are oppositely arranged.
The bottom of the first deviation rectifying support column 804 is fixedly mounted on the mounting base 801. A guide rail 806 arranged along the running direction of the flexible film is provided on the mounting base 801 at a position corresponding to the second deviation rectifying support stand 805.
The bottom of the second deviation rectifying support upright 805 is provided with a guiding slide (not shown), wherein the guiding slide is adapted to the structure of the guide rail 806, and the guiding slide extends into the guide rail 806 and can move along the guide rail 806 along the running direction of the flexible film.
The telescopic motor 803 is arranged on the mounting base 801, and the movable end of the telescopic motor is connected with the second deviation rectifying support column 805.
The telescopic direction of the telescopic motor 803 is the same as the setting direction of the guide rail 806.
The number of the deviation correcting rollers 802 is two, the two deviation correcting rollers 802 are arranged between the first deviation correcting roller supporting upright post 804 and the second deviation correcting roller supporting upright post 805, and after the installation, the two deviation correcting rollers 802 are arranged in parallel up and down.
As shown in fig. 18, the flexible film deviation rectifying device is installed at the transition position of the upper frame I and the lower frame II, wherein the height of the deviation rectifying roller 802 located above is adapted to the height of the upper frame I (the first transfer roller L1).
Similarly, the height of the lower deviation correcting roller 802 is adapted to the height of the lower frame II (the second transfer roller L2).
In this embodiment, there may be a set of detection sensors, for example, located at the upper frame I, and the detection sensors are used to detect in real time whether the flexible film 7 is offset during operation.
Taking the example of photoelectric detection sensors, the group of detection sensors includes two photoelectric detection sensors 807, and each photoelectric detection sensor 807 is located on the left and right sides of the flexible film 7, respectively.
The photoelectric detection sensor adopts a correlation photoelectric detection sensor or a reflection photoelectric detection sensor.
When the photoelectric detection sensor on one side is shielded, the flexible film 7 is indicated to deviate, and the position of the flexible film 7 can be timely adjusted by the deviation correcting component, so that the flexible film can always run along the workbench surface.
Two photoelectric detection sensors 807 may be mounted to the left and right side portions of the first table 201, respectively. Of course, the photoelectric detection sensor can be replaced by an ultrasonic detection sensor, and the flexible film deflection detection can be realized.
In addition, in order to realize the installation of the deviation correcting roller 802, the following design is also performed:
the first deviation correcting roller support column 804 and the second deviation correcting roller support column 805 are respectively provided with mounting portions corresponding to the mounting positions of the deviation correcting roller 802, for example, as shown in an enlarged view of portion a in fig. 14. As shown in fig. 15 and 16:
the mounting portion includes a boss 809 and a circular mounting hole 810, the boss 809 being located within the circular mounting hole 810.
An upward extending boss mounting shaft insertion hole 811 is provided at the top position of the circular mounting hole 810, and a downward extending boss mounting shaft insertion hole 808 is provided at the bottom position of the circular mounting hole 810, as shown in fig. 15 and 16.
Wherein the axial directions of the sleeve mounting shaft insertion hole 811 and the sleeve mounting shaft insertion hole 808 vertically overlap.
The sleeve 809 includes a circular sleeve body 809a and mounting shafts provided at the top and bottom of the sleeve body 809 a.
Two mounting shafts are defined as a mounting shaft 809b and a mounting shaft 809c, respectively. Wherein the mounting shaft 809b is inserted into the sleeve mounting shaft insertion hole 811, and the mounting shaft 809c is inserted into the sleeve mounting shaft insertion hole 808.
The roll shafts of the correction rolls 802 are inserted into the sleeve body 809a of one of the mounting portions, respectively.
By the design, when the telescopic motor 803 pushes the second deviation rectifying support stand column 805 to move forwards or backwards, the angle and the position relationship between the deviation rectifying roller 802 and the two deviation rectifying roller support stand columns can be adaptively adjusted.
As shown in fig. 15, when the flexible film does not need to be rectified, the first rectifying roller supporting stand 804 and the second rectifying roller supporting stand 805 are aligned in a direction perpendicular to the running direction of the flexible film, and the shaft sleeve 809 is not deflected.
When the flexible film needs to correct the deviation, the telescopic motor 803 drives the second deviation correcting support upright 805 to move forwards or backwards; since the relative position between the two deflection correcting support columns changes, the sleeve 809 deflects to some extent as shown in fig. 16, where a horizontal cross-sectional view of the deflection correcting roller 802 is shown in fig. 17.
As can be readily seen from fig. 16 and 17, when the flexible film needs to be rectified, the angle and the positional relationship between the rectification roller 802 and the two rectification roller support columns can be adaptively adjusted so as to meet the demand of rectifying the flexible film.
Of course, the deviation correcting device in this embodiment further includes a controller (not shown), for example, a single-chip microcomputer controller, where the single-chip microcomputer controller is configured to receive the signal fed back by the detection sensor and control the action of the telescopic motor 803.
The general working process of the deviation correcting device in the embodiment of the invention is as follows:
when the detection sensor detects that the flexible film deflects, the telescopic motor 803 drives the second deviation rectifying support upright post 805 to move forward or backward according to the direction in which the flexible film deflects (i.e., the left-right direction in fig. 18), so as to implement deviation rectifying adjustment.
The correction and adjustment process is simple, and the flexible film is effectively ensured to always run along the workbench surface.
As shown in fig. 19 to 20, the conductive ink spraying device 3 includes a second table 301, a conductive ink spraying mechanism, and a second heating mechanism 302. The second working table 301 is disposed on the lower frame II.
The second work surface 301 is arranged along the running direction of the flexible film 7.
The second work surface 301 is a smooth surface to reduce the resistance of the flexible film 7 to running over its surface.
After being transferred by the first transfer roller L1 and the second transfer roller L2, (the lower side of) the flexible film 7 reaches the second table 301, and at this time, the surface of the flexible film 7 with the water transfer paper faces downward.
The second transfer roller L2, in addition to the function of transferring the flexible film 7, also achieves the turning of the flexible film 7, so that the conductive ink spraying device 3 can perform a spraying operation on the other side surface of the flexible film opposite to the water transfer paper.
The conductive ink spraying mechanism is located on the side of the second countertop 301. The conductive ink spraying mechanism includes a two-axis motion driving mechanism 303, a conductive ink spraying member 304, and a screeding member 305.
The two-axis motion driving mechanism 303 includes a first-axis motion driving mechanism and a second-axis motion driving mechanism; the first shaft movement driving mechanism and the second shaft movement driving mechanism are all screw driving mechanisms.
The first shaft motion driving mechanism is a vertical motion driving mechanism, the second shaft motion driving mechanism is arranged on the first shaft motion driving mechanism, and the first shaft motion driving mechanism can drive the second shaft motion driving mechanism to move up and down.
The first shaft motion driving mechanism has a conventional structure and adopts a common screw driving mechanism.
The conductive ink spraying member 304 and the scraping member 305 are each mounted on a two-axis movement driving mechanism.
The conductive ink spraying member 304 and the scraping member 305 can be synchronously moved in the vertical direction and in the running direction of the flexible film 7 (i.e., in the front-rear direction in fig. 19) by the driving of the two-axis movement driving mechanism 303.
As shown in fig. 19, the second shaft movement driving mechanism includes a cross rail bracket 307, a lead screw 308, and a lead screw nut 309. The traverse guide bracket 307 is mounted on a lead screw nut 310 of the first axis movement driving mechanism.
When the screw nut 310 moves up and down, the second shaft movement driving mechanism can be driven to move up and down as a whole.
The cross rail brackets 307 extend in the running direction of the flexible film 7.
The lead screw 308 is mounted on the rail bracket 307 in the same direction as the rail bracket 307. The lead screw nut 309 is mounted on the lead screw 308 and is capable of reciprocating along the running direction of the flexible film 7.
A painting member mounting bracket 311 is attached to the lead screw nut 309.
The painting part mounting bracket 311 extends above the second work surface 301 in a direction perpendicular to the running direction of the flexible film 7. Wherein the conductive ink spraying part and the scraping part are all mounted on the spraying part mounting bracket 311.
The conductive ink spraying member and the scraping member are both located directly above the second work surface 301.
The conductive ink spraying member includes a conductive ink container 312 and a plurality of conductive ink ejection heads 313; wherein the outlet of the conductive ink container is connected to each conductive ink jet head 313 by a conductive ink line.
An electromagnetic control valve 314 is provided at the outlet of the conductive ink container 312 for controlling the opening and closing of the conductive ink container.
The respective conductive ink ejection heads 313 are arranged in a row in a direction perpendicular to the running direction of the flexible film 7.
The arrangement direction of the scraping members 305 coincides with the arrangement direction of the conductive ink ejection heads 313. The scraping member 305 is located on the upstream or downstream side of the conductive ink ejection head 313 as viewed in the running direction of the flexible film.
The leveling component 305 preferably employs a squeegee or roller to achieve uniform coating of conductive ink by scraping or rolling.
A pump (not shown, but not described in detail here) is further provided on the conductive ink line for pumping the conductive ink from the conductive ink container 312 and then to the respective conductive ink ejection heads 313.
While the spraying member mounting bracket 311 is running along the second table 301, the conductive ink spraying member sprays conductive ink to the surface of the flexible film 7; at the same time, the leveling component 305 achieves uniform application of the conductive ink.
The lateral rail brackets 307 are provided with an L-shaped bracket 315 at both ends in the running direction of the flexible film 7, respectively. Wherein the L-shaped brackets 315 are arranged in a direction perpendicular to the running direction of the flexible membrane 7.
The vertical section of each L-shaped bracket 315 is connected to a corresponding end of the cross rail bracket 307.
The horizontal section of each L-shaped bracket 315 extends above the second work surface 301.
A flexible film pressing plate 316 is arranged on the horizontal section of each L-shaped bracket 315, the flexible film pressing plate 316 is a square pressing plate, and the extending direction of the flexible film pressing plate 316 is perpendicular to the running direction of the flexible film 7.
Before the conductive ink spraying part and the scraping part work, two flexible film pressing plates 316 on the transverse guide rail bracket 307 are pressed at different positions of the flexible film 7, so that the flexible film 7 is prevented from being wrinkled in the spraying process.
The conductive ink spraying member and the doctoring member operate in the area between the two flexible film platens 316.
A heating mechanism mounting groove 306 is provided on the second table surface 301 at a working area corresponding to the conductive ink spraying mechanism 304, and the second heating mechanism 302 is provided in the heating mechanism mounting groove 306.
The height of the second heating mechanism 302 is not higher than the height of the second table 301.
The second heating mechanism 302 preferably also adopts a heating flat plate, which has the function of realizing quick drying after the conductive ink spraying, thereby being beneficial to saving the time of the conductive ink spraying process and further improving the efficiency of the whole flexible electrode processing.
The working procedure of the conductive ink spraying device 3 in this embodiment is as follows:
the flexible film 7 is stopped after moving along the second working table 301 by a set distance under the driving of the traction device 5, and at this time, the flexible film area with the water transfer paper is located in the working area of the conductive ink spraying device 3.
Next, the conductive ink spraying mechanism starts to act, and the specific action process is as follows:
the first shaft movement driving mechanism drives the second shaft movement driving mechanism to move downwards, and the conductive ink spraying part, the scraping part and the flexible film pressing plate 316 move downwards synchronously until the flexible film pressing plate 316 is pressed on the flexible film 7 to stop;
the second shaft movement driving mechanism starts to act, wherein the lead screw nut 308 moves along the running direction of the flexible film 7 and drives the spraying part mounting bracket 311 to move along the running direction of the flexible film 7;
at this time, the conductive ink spraying member and the scraping member move synchronously along with the spraying member mounting bracket 311;
In the movement process of the conductive ink spraying part and the strickling part, the actions of spraying conductive ink on the surface of the flexible film 7 and uniformly coating the conductive ink on the surface of the flexible film 7 are respectively completed;
after the conductive ink spraying mechanism is completed, the second heating mechanism 302 performs a drying process on the sprayed area.
After the drying is finished, the traction device 5 drives the flexible film 7 to continue to move forwards, the flexible film is stopped after a set distance is kept to move, and at the moment, the conductive ink spraying device 3 waits for the next conductive ink spraying operation.
As can be seen from the above process, the conductive ink spraying device 3 in this embodiment has high automation degree, is favorable for improving the conductive ink spraying efficiency, and can greatly shorten the preparation time of the whole flexible electrode by adopting a brushing process.
As shown in fig. 21 to 27, the embossing forming apparatus includes an upper press roller 401, a lower press roller 402, an upper press roller supporting mechanism, an upper press roller rotation driving mechanism, a lower press roller supporting mechanism, and a lower press roller rotation driving mechanism.
Wherein the upper press roll 401 is located above the lower press roll 402.
The surface of the roller body of the upper pressing roller 401 is provided with an embossing pattern for embossing and forming the flexible electrode, the surface of the roller body of the lower pressing roller 402 is smooth, and the lower pressing roller 402 is used for matching with the upper pressing roller 401 to finish embossing and forming the flexible electrode.
Among them, the structure of the embossed pattern used for preparing the flexible electrode includes a periodic serpentine, island bridge or fractal structure, etc.
The upper press roller supporting mechanism is connected with the upper press roller 401 and plays a role in supporting the upper press roller 401.
As shown in fig. 25 to 27, the upper press roller supporting mechanism includes two upper press roller supporting plates 403, wherein each upper press roller supporting plate 403 is located at one end side of the upper press roller 401, for example, the left end side and the right end side shown in fig. 25, respectively.
Wherein, a press roller mounting hole 404 is provided on the upper press roller support plate 403, and each roller shaft of the upper press roller 401 extends into one press roller mounting hole 404 respectively. By the above design, the installation of the upper press roller 401 is facilitated.
An upper platen roller rotation driving mechanism 415 is located at a side portion of the upper platen roller 401 and connected to the upper platen roller 401, and is used for driving the upper platen roller 401 to rotate, and the upper platen roller rotation driving mechanism preferably adopts a driving motor.
The embossing forming device in this embodiment further includes a door-shaped bracket 405, two upper press roll supporting plates 403 are both installed on the top beam of the door-shaped bracket 405, and a first driving mechanism installation plate 406 is provided on one side plate of the door-shaped bracket 405.
The upper platen rotary drive mechanism is mounted on a first drive mechanism mounting plate 406.
Wherein the output shaft of the upper press roller rotation driving mechanism is connected with the roller shaft of the upper press roller 401 through a coupling (not shown).
The upper press roller 401 can be rotated by the upper press roller rotation driving mechanism.
As shown in fig. 22, the first driving mechanism mounting plate 406 is located outside the side plate of the door bracket 405, and a first through hole 407 is provided in the side plate at a position corresponding to the mounting position of the first driving mechanism mounting plate 406.
The first through hole 407 facilitates the passage of the upper platen roller rotation driving mechanism 415 through the side plates of the gate bracket 405.
The lower press roller supporting mechanism is connected with the lower press roller 402 and plays a role in supporting the lower press roller 402.
In this embodiment, the lower press roller supporting mechanism adopts a liftable structure, so that the height of the lower press roller 402 can be conveniently adjusted, and the pressing force between the upper press roller 401 and the lower press roller 402 can be further adjusted, thereby meeting the embossing molding requirement of the flexible electrode.
A lower platen roller rotation drive mechanism 416 is located on the side of lower platen roller 402 and is coupled to lower platen roller 402 for driving lower platen roller 402 in rotation, preferably by a drive motor.
As shown in fig. 25 to 27, the lower platen supporting mechanism includes a liftable supporting shaft sleeve and a lower platen supporting plate 408.
Wherein there are two lower press roll support plates 408.
Each lower press roller support plate 408 is located at one end side of the lower press roller 402, for example, the left end side and the right end side in fig. 27, respectively.
Each lower press roller supporting plate 408 is provided with a vertical strip-shaped hole 409, wherein the width of the strip-shaped hole 409 is equal to the diameter of the lower press roller shaft, so that the lower press roller supporting plates 408 can only be adjusted up and down in the strip-shaped holes 409.
The design of the upper and lower press roll support plates is beneficial to ensuring the stability of the embossing process.
There are two sets of liftable support sleeves, each set of liftable support sleeves being correspondingly located on the outer side of one lower press roll support plate 409, for example, the liftable support sleeve on the left side is located on the outer side (i.e., the left side) of the lower press roll support plate 409 on the left side.
Similarly, the right liftable support sleeve is located outside (i.e., on the right side) of the right lower press roll support plate 409.
Taking one group of liftable supporting shaft sleeves as an example: the liftable support shaft sleeve comprises a lifting unit 410 and a support shaft sleeve 411, wherein the bottom of the lifting unit 410 is fixed, and the top of the lifting unit 410 is connected with the support shaft sleeve 411.
The lifting unit 410 preferably adopts a telescopic motor, and the position of the supporting shaft sleeve 411 is lifted and lowered by the telescopic motor. Of course, the lifting unit 410 is not limited to the telescopic motor, and for example, a screw driving unit or the like may be employed.
The support shaft housing 411 has mounting shaft holes adapted to the roller shafts of the lower press roller, and each roller shaft of the lower press roller 402 is respectively penetrated out through the bar-shaped hole 409 of one lower press roller support plate and is extended into (the mounting shaft hole of) the corresponding support shaft housing 411.
In order to realize the installation of the lower press roller rotary driving mechanism, the invention also carries out the following design:
the liftable support shaft also includes a second drive mechanism mounting plate 412.
The second drive mechanism mounting plate 412 is fixedly attached, e.g., welded, to the support sleeve 411.
The second driving mechanism mounting plate 412 is horizontally disposed and has a height lower than that of the mounting shaft hole of the support shaft sleeve 411.
The lower platen rotary drive mechanism is mounted on a second drive mechanism mounting plate 412.
Similarly, a second through hole 413 is provided on the side plate of the door-shaped bracket 405 at a position corresponding to the lower press roller rotation driving mechanism, and the second through hole 413 is a vertical long hole, so as to provide enough installation and activity space for the lower press roller rotation driving mechanism 416.
An output shaft of the lower press roller rotation driving mechanism is connected with a roller shaft of the lower press roller through a coupler (not shown in the figure).
The lower platen 402 is rotatable by the lower platen rotation driving mechanism.
The embossing apparatus in this embodiment further includes a conveyor belt 414, wherein one end of the conveyor belt 414 is located below the lower press roller 402, and the conveyor belt 414 is disposed obliquely (from the position of the lower press roller 402 to the front lower side).
The flexible electrode after being embossed by the embossing device is conveniently transported away in time by the conveyor belt 414.
Further, the embossing apparatus further includes a product box 9, wherein the product box 9 is located at a side or the other end of the conveyor belt 414. The flexible electrode of the conveyor belt 414 can be removed and placed in the product bin 9 by hand.
The pulling device 5 comprises a pulling roll 501, wherein the pulling roll 501 is located on the front side of the whole consisting of the upper pressing roll 401 and the lower pressing roll 402, and the pulling roll 501 is provided with a pulling motor 502.
The axial direction of the pulling roll 501 is parallel to the axial direction of the upper platen roller 401 and the lower platen roller 402 (both the left and right directions).
The flexible film 7 can be driven to run from back to front by the pulling roll 501.
Since each process before the embossing process is completed on the flexible film 7, each time the flexible film region sprayed with the conductive ink reaches between the upper press roller 401 and the lower press roller 402, it is embossed to form a flexible electrode.
Further, a transition roller, such as a first transition roller 417 and a second transition roller 418 in fig. 22, is provided between the traction roller 501 and the whole composed of the upper press roller 401 and the lower press roller 402.
The high point of the first transition roller 417 is leveled with the gap between the upper platen roller 401 and the lower platen roller 402.
The height of the second transition roller 418 is lower than the height of the first transition roller 417.
The general working procedure of the embossing device in this embodiment is as follows:
when the region coated with the conductive ink on the flexible film 7 reaches the working area of the embossing forming device, the upper pressing roller 401 and the lower pressing roller 402 perform embossing forming operation on the flexible film 7, and the extruded flexible electrode is separated from the flexible film;
wherein the flexible electrode falls onto the conveyor belt 414 and continues forward along the conveyor belt 414, eventually reaching the product bin 9, while the scrap flexible film 7, from which the flexible electrode is removed, is eventually wound onto the pull roll 501 after passing the first and second transition rolls.
As can be seen from the above process, the embossing forming process is simple, the embossing forming device is high in automation degree, the embossing forming efficiency is improved, and the embossing forming device is suitable for large-area batch production of flexible electrodes.
The processing apparatus in this embodiment further includes a controller (not shown) by which control of the flexible film water transfer sheet forming device 2, the conductive ink spraying device 3, the embossing forming device 4, the traction device 5, and the like is facilitated.
In addition, the processing apparatus in the present embodiment further includes a plurality of image sensors, such as a first image sensor T1, a second image sensor T2, a third image sensor T3, a fourth image sensor T4, and a fifth image sensor T5.
The first image sensor T1 and the second image sensor T2 are both disposed on the side of the first table 201; wherein the first image sensor T1 is aligned with the working area of the PVA solution spraying mechanism.
The second image sensor T2 is aligned above the first heating mechanism, namely the working area of the automatic water transfer paper picking and placing mechanism.
The third image sensor T3 is provided at a side portion of the second table surface 301.
The third image sensor T3 is aligned above the second heating mechanism, i.e., the working area of the conductive ink spraying mechanism.
The fourth image sensor T4 and the fifth image sensor T5 are located at the side of the embossing device, wherein the fourth image sensor T4 is aligned with the entrance position of the embossing device and the fifth image sensor T5 is aligned with the conveyor belt 414.
Whether the corresponding area on the flexible film reaches the set working area or not can be detected through the first image sensor T1, the second image sensor T2, the third image sensor T3 and the fourth image sensor T4;
it is detected by the fifth image sensor T5 whether or not there is a flexible electrode falling onto the conveyor belt 414.
The foregoing description is, of course, merely illustrative of preferred embodiments of the present invention, and it should be understood that the present invention is not limited to the above-described embodiments, but is intended to cover all modifications, equivalents and alternatives falling within the spirit and scope of the present invention as defined by the appended claims.

Claims (9)

1. The flexible electrode processing equipment is characterized by comprising a frame, a flexible film roller mounting bracket, a flexible film water transfer printing paper forming device, a conductive ink spraying device, an embossing forming device and a traction device;
wherein, the frame adopts a double-layer structure, namely comprises an upper layer frame and a lower layer frame; wherein the upper layer frame and the lower layer frame are arranged in a vertically stacked manner, and the head end of the upper layer frame is aligned with the tail end of the lower layer frame;
the flexible film roller mounting bracket and the flexible film water transfer printing paper forming device are arranged on the upper layer frame;
the head end of the upper layer frame is provided with a first transfer roller, and the tail end of the lower layer frame is provided with a second transfer roller;
the conductive ink spraying device, the embossing forming device and the traction device are arranged on the lower-layer rack;
the flexible film roll mounting bracket, the flexible film water transfer printing paper forming device, the conductive ink spraying device, the embossing forming device and the traction device are sequentially arranged from back to front when being seen along the processing direction of the flexible electrode;
the flexible film roll mounting bracket is used for mounting the flexible film roll and providing a flexible film required by flexible electrode processing; the traction device is connected with one end of the flexible film and is used for traction the flexible film to run along the machining direction of the flexible electrode;
The running direction of the flexible film is as follows: starting to run along the upper layer frame from the flexible film roll, downwards passing through the first transfer roll, transferring to the lower layer frame below the second transfer roll, and running along the lower layer frame towards the traction device;
the processing equipment of the flexible electrode further comprises a flexible film deviation correcting device for correcting the running direction of the flexible film; the flexible film deviation correcting device is arranged at one end of the upper layer frame aligned with the lower layer frame;
the flexible film deviation correcting device comprises a detection sensor and a deviation correcting component, wherein the detection sensor is used for detecting whether the flexible film is deviated in the operation process; wherein, the detection sensor adopts a photoelectric detection sensor or an ultrasonic detection sensor.
2. The apparatus for processing a flexible electrode according to claim 1, wherein,
the flexible film water transfer printing paper forming device comprises a first workbench surface, a PVA solution spraying mechanism, an automatic water transfer printing paper taking and placing mechanism and a first heating mechanism; the first workbench surface is arranged on the upper-layer rack;
the first working table surface is arranged along the running direction of the flexible film;
wherein the flexible film roll mounting bracket is positioned at the rear end of the first workbench surface;
The PVA solution spraying mechanism and the automatic water transfer paper taking and placing mechanism are both positioned at the side part of the first workbench surface, and the automatic water transfer paper taking and placing mechanism is positioned at the downstream of the PVA solution spraying mechanism when seen along the running direction of the flexible film;
a heating mechanism mounting groove is formed in the first workbench surface corresponding to the working area of the automatic water transfer paper picking and placing mechanism; the first heating mechanism is arranged in the heating mechanism mounting groove, and the height of the first heating mechanism is not higher than the height of the first workbench surface.
3. The apparatus for processing a flexible electrode according to claim 2, wherein,
the PVA solution spraying mechanism comprises a two-axis motion driving mechanism, a PVA solution spraying part and a strickling part;
the PVA solution spraying part and the scraping part are both arranged on the two-axis motion driving mechanism, and can synchronously move along the vertical direction and the running direction of the flexible film under the drive of the two-axis motion driving mechanism;
the PVA solution spraying component and the scraping component are positioned right above the first workbench surface.
4. A flexible electrode processing apparatus according to claim 3, wherein,
the two-axis motion driving mechanism comprises a first-axis motion driving mechanism and a second-axis motion driving mechanism; the first shaft motion driving mechanism and the second shaft motion driving mechanism are all screw driving mechanisms;
The first shaft motion driving mechanism is a vertical motion driving mechanism;
the second shaft motion driving mechanism comprises a transverse guide rail bracket, a screw rod and a screw rod nut; the transverse guide rail bracket is arranged on the first shaft motion driving mechanism and extends along the running direction of the flexible film;
the lead screw is arranged on the transverse guide rail bracket, and the stretching direction of the lead screw is the same as that of the transverse guide rail bracket;
the screw nut is arranged on the screw and can reciprocate linearly along the running direction of the flexible film;
a spray part mounting bracket is arranged on the screw nut;
the PVA solution spraying component and the scraping component are both arranged on the spraying component mounting bracket;
the PVA solution spraying component comprises a PVA solution container and a plurality of PVA solution spray heads; the outlet of the PVA solution container is connected with each PVA solution spray head through a PVA solution pipeline;
an electromagnetic control valve is arranged at the outlet of the PVA solution container;
each PVA solution spray nozzle is arranged in a row, and the arrangement direction is perpendicular to the running direction of the flexible film;
the arrangement direction of the scraping component is consistent with the arrangement direction of the PVA solution spray heads, and the scraping component adopts a scraping plate or a roller; the scraping component is positioned at the upstream or downstream side of the PVA solution spray head as seen along the running direction of the flexible film;
The two ends of the transverse guide rail bracket along the running direction of the flexible film are respectively provided with an L-shaped bracket;
the vertical section of the L-shaped bracket is connected with the transverse guide rail bracket, and the horizontal section of the L-shaped bracket extends to the upper part of the first workbench surface; a flexible film pressing plate is arranged on the horizontal section of each L-shaped bracket;
the stretching direction of the flexible film pressing plate is perpendicular to the running direction of the flexible film.
5. The apparatus for processing a flexible electrode according to claim 2, wherein,
the automatic water transfer paper taking and placing mechanism comprises a rotating base, a lifting type sucker mechanism and a water transfer paper placing box;
the bottom of the lifting sucker mechanism is arranged on the rotating base;
the lifting type sucker mechanism comprises a lifting type driving mechanism, a sucker support and an electric sucker;
the lifting driving mechanism adopts a screw driving mechanism;
the sucker support is arranged on a screw nut of the lifting driving mechanism, and the electric sucker is arranged on the sucker support;
the water transfer paper placing box is located at the side part of the rotating base and used for containing water transfer paper.
6. The apparatus for processing a flexible electrode according to claim 2, wherein,
The flexible film roll mounting bracket comprises a group of vertical mounting plates positioned on the opposite sides of the first workbench surface, wherein each vertical mounting plate is provided with a first mounting shaft hole for inserting an end shaft of the flexible film roll;
each vertical mounting plate is also provided with a second mounting shaft hole; wherein, a compression roller is also arranged between the two vertical mounting plates; wherein, each end shaft of the compression roller extends into one second installation shaft hole respectively;
the installation height of the compression roller is lower than that of the flexible film roller;
the flexible film on the flexible film roll passes through the lower part of the pressing roll and runs along the first workbench surface;
a magnetic powder brake is arranged at one side of the flexible film roll mounting bracket;
the magnetic powder brake is positioned on the outer side of the corresponding side-standing mounting plate and is connected with one end shaft of the flexible film roll.
7. The apparatus for processing a flexible electrode according to claim 1, wherein,
the deviation correcting assembly comprises a mounting base, a deviation correcting roller supporting column, a deviation correcting roller and a telescopic motor;
the correction roller support stand column comprises a first correction roller support stand column and a second correction roller support stand column, wherein the first correction roller support stand column and the second correction roller support stand column are arranged oppositely;
The bottom of the first deviation correcting roller supporting upright post is fixedly arranged on the mounting base;
a guide rail arranged along the running direction of the flexible film is arranged at the position corresponding to the second deviation correcting roller supporting upright post on the mounting base; the bottom of the second deviation correcting roller supporting upright post is provided with a guide sliding bar, and the guide sliding bar stretches into the guide rail;
the telescopic motor is arranged on the mounting base, and the movable end of the telescopic motor is connected with the second deviation correcting roller supporting upright post;
the telescopic direction of the telescopic motor is the same as the setting direction of the guide rail; the two deviation correcting rollers are arranged between the first deviation correcting roller supporting upright post and the second deviation correcting roller supporting upright post and are arranged in parallel up and down;
wherein the height of the upper one of the two deviation correcting rollers is matched with the height of the first transfer roller; the height of the lower one of the two deviation correcting rollers is matched with the height of the second transfer roller.
8. The apparatus for processing a flexible electrode according to claim 1, wherein,
the conductive ink spraying device comprises a second workbench surface, a conductive ink spraying mechanism and a second heating mechanism; the second workbench surface is arranged on the lower-layer rack and is arranged along the running direction of the flexible film;
The conductive ink spraying mechanism is positioned at the side part of the second workbench surface;
a heating mechanism mounting groove is formed in the second workbench surface corresponding to the working area of the conductive ink spraying mechanism, the second heating mechanism is arranged in the heating mechanism mounting groove, and the height of the second heating mechanism is not higher than that of the second workbench surface;
the conductive ink spraying mechanism comprises a two-axis motion driving mechanism, a conductive ink spraying component and a strickling component;
the two-axis motion driving mechanism comprises a first-axis motion driving mechanism and a second-axis motion driving mechanism; the first shaft motion driving mechanism and the second shaft motion driving mechanism are all screw driving mechanisms;
the first shaft motion driving mechanism is a vertical motion driving mechanism;
the second shaft motion driving mechanism comprises a transverse guide rail bracket, a screw rod and a screw rod nut; the transverse guide rail bracket is arranged on the first shaft motion driving mechanism and extends along the running direction of the flexible film;
the lead screw is arranged on the transverse guide rail bracket, and the stretching direction of the lead screw is the same as that of the transverse guide rail bracket;
the screw nut is arranged on the screw and can reciprocate linearly along the running direction of the flexible film;
A spray part mounting bracket is arranged on the screw nut;
the conductive ink spraying component and the scraping component are both arranged on the spraying component mounting bracket;
the conductive ink spraying component comprises a conductive ink container and a plurality of conductive ink spray heads; the outlet of the conductive ink container is connected with each conductive ink spray head through a conductive ink pipeline;
an electromagnetic control valve is arranged at the outlet of the conductive ink container;
each conductive ink spray head is arranged in a row, and the arrangement direction is perpendicular to the running direction of the flexible film;
the arrangement direction of the scraping component is consistent with the arrangement direction of the conductive ink spray heads, and the scraping component adopts a scraping plate or a roller; the scraping component is positioned on the upstream side or the downstream side of the conductive ink nozzle when seen along the running direction of the flexible film;
the two ends of the transverse guide rail bracket along the running direction of the flexible film are respectively provided with an L-shaped bracket;
the vertical section of the L-shaped bracket is connected with the transverse guide rail bracket, and the horizontal section of the L-shaped bracket extends to the upper part of the second workbench surface; a flexible film pressing plate is arranged on the horizontal section of each L-shaped bracket;
the stretching direction of the flexible film pressing plate is perpendicular to the running direction of the flexible film.
9. The apparatus for processing a flexible electrode according to claim 1, wherein,
the embossing forming device comprises an upper press roller, a lower press roller, an upper press roller supporting mechanism, an upper press roller rotation driving mechanism, a lower press roller supporting mechanism and a lower press roller rotation driving mechanism;
the upper press roll is positioned above the lower press roll, the surface of the roll body of the upper press roll is provided with embossing patterns, and the surface of the roll body of the lower press roll is smooth;
the upper press roll supporting mechanism is connected with the upper press roll;
the lower press roll supporting mechanism is connected with the lower press roll and adopts a lifting structure;
the upper press roll rotation driving mechanism is positioned at the side part of the upper press roll and is connected with the upper press roll;
the lower press roll rotation driving mechanism is positioned at the side part of the lower press roll and is connected with the lower press roll;
the upper press roll supporting mechanism comprises two upper press roll supporting plates;
each upper press roller supporting plate is respectively positioned at one end side of the upper press roller, and press roller mounting holes are formed in each upper press roller supporting plate; each roll shaft of the upper press roll correspondingly stretches into one press roll mounting hole;
the lower press roll supporting mechanism comprises a liftable supporting shaft sleeve and a lower press roll supporting plate;
The two lower press roll support plates are respectively positioned at one end side of the lower press roll; each lower press roll supporting plate is provided with a vertical strip-shaped hole, and the width of the strip-shaped hole is equal to the diameter of a lower press roll shaft;
the lifting support shaft sleeves are provided with two groups, and each group of lifting support shaft sleeves is correspondingly positioned at the outer side of one lower press roll support plate;
each group of liftable supporting shaft sleeves comprises a lifting unit and supporting shaft sleeves;
the bottom of the lifting unit is fixed, and the top of the lifting unit is connected with the supporting shaft sleeve;
each roll shaft of the lower press roll penetrates out of the strip-shaped hole of one lower press roll supporting plate and stretches into the corresponding side supporting shaft sleeve.
CN202111035331.5A 2021-09-06 2021-09-06 Flexible electrode processing equipment Active CN113851277B (en)

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Application Number Priority Date Filing Date Title
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110107607A (en) * 2010-03-25 2011-10-04 주식회사 휘닉스 디지탈테크 Equipment for printing electrode pattern
CN106611637A (en) * 2016-10-28 2017-05-03 郑州大学 Device and method for continuous large-scale preparation of transparent conductive film
CN111044841A (en) * 2019-12-31 2020-04-21 武汉数字化设计与制造创新中心有限公司 Flexible electronic winding detection device and method
CN113080977A (en) * 2021-03-25 2021-07-09 山东科技大学 Preparation method of flexible electrode, flexible electrode and use method of flexible electrode
CN215643855U (en) * 2021-09-06 2022-01-25 山东科技大学 Flexible electrode machining device based on embossing process

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110107607A (en) * 2010-03-25 2011-10-04 주식회사 휘닉스 디지탈테크 Equipment for printing electrode pattern
CN106611637A (en) * 2016-10-28 2017-05-03 郑州大学 Device and method for continuous large-scale preparation of transparent conductive film
CN111044841A (en) * 2019-12-31 2020-04-21 武汉数字化设计与制造创新中心有限公司 Flexible electronic winding detection device and method
CN113080977A (en) * 2021-03-25 2021-07-09 山东科技大学 Preparation method of flexible electrode, flexible electrode and use method of flexible electrode
CN215643855U (en) * 2021-09-06 2022-01-25 山东科技大学 Flexible electrode machining device based on embossing process

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