CN113597122A - A roll-to-roll hot and wet pressing mechanism - Google Patents
A roll-to-roll hot and wet pressing mechanism Download PDFInfo
- Publication number
- CN113597122A CN113597122A CN202110958787.2A CN202110958787A CN113597122A CN 113597122 A CN113597122 A CN 113597122A CN 202110958787 A CN202110958787 A CN 202110958787A CN 113597122 A CN113597122 A CN 113597122A
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- pressing
- hot
- fixed
- roll
- copper foil
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- 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
- H05K3/022—Processes for manufacturing precursors of printed circuits, i.e. copper-clad substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
- B65H18/08—Web-winding mechanisms
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
本发明涉及贴膜设备技术领域，特别涉及一种卷对卷热压湿压机构，机架上固定有铜箔放卷机构、热压贴膜机构和收卷机构；热压贴膜机构上设置有用于对基板放料的放卷机构；其特征在于：机架上固定有对金属膜表面除尘的除尘组件和对金属膜表面加湿预热的加湿热压机构；除尘组件和加湿热压机构沿铜箔输送方向依次排列在铜箔放卷机构、热压贴膜机构之间。在使用本发明时，该结构通过加湿处理，使得基板与膜片更容易贴合，减少基板与膜片之间的气泡，对铜箔预热使得薄膜的温度阶梯上升更好地控制铜箔的形变量，提高贴膜的质量；金属薄膜经过除尘处理，提高PCB板的质量。
The invention relates to the technical field of film sticking equipment, in particular to a roll-to-roll hot pressing wet pressing mechanism. A copper foil unwinding mechanism, a hot pressing film sticking mechanism and a winding mechanism are fixed on the frame; Unwinding mechanism for substrate unwinding; it is characterized in that: the frame is fixed with a dust removal component for removing dust from the surface of the metal film and a humidification and hot pressing mechanism for humidifying and preheating the surface of the metal film; the dust removal component and the humidification and hot pressing mechanism are conveyed along the copper foil The directions are arranged in order between the copper foil unwinding mechanism and the hot-pressing filming mechanism. When using the present invention, the structure makes it easier to attach the substrate and the diaphragm through the humidification treatment, reduces the air bubbles between the substrate and the diaphragm, and preheats the copper foil to make the temperature of the film rise stepwise, so as to better control the temperature of the copper foil. The amount of deformation can improve the quality of the film; the metal film is treated by dust removal to improve the quality of the PCB board.
Description
Technical Field
The invention relates to the technical field of film sticking equipment, in particular to a roll-to-roll hot-pressing wet-pressing mechanism.
Background
The laminator is a series of raw wires for continuously pasting dry films on a wound substrate and winding the dry films into a roll. In the existing film sticking equipment, a metal film is directly pressed on a substrate through a hot-pressing roller with the temperature of 90-120 ℃; the hot-pressing structure with the structure is simple. However, there are also major disadvantages: firstly, the metal membrane is directly hot-pressed without being preheated, and the deformation of the metal membrane is unstable due to the large temperature gradient of the metal membrane, so that the quality of the sticking membrane is directly influenced; secondly, the metal film is not subjected to dust removal, so that dust is easily mixed between the substrate and the membrane, and the service performance of the PCB is affected; and thirdly, the metal film is not wetted, and air bubbles are easy to exist between the substrate and the membrane after the PCB is formed.
Disclosure of Invention
The invention aims to provide a roll-to-roll hot-pressing wet-pressing mechanism for improving the forming quality aiming at the defects and shortcomings of the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that:
the invention relates to a roll-to-roll hot-pressing wet-pressing mechanism, which comprises a frame; a copper foil unreeling mechanism, a hot-pressing film sticking mechanism and a reeling mechanism are fixed on the rack; an unwinding mechanism for discharging the substrate is arranged on the hot-pressing film sticking mechanism; the method is characterized in that: a dust removal assembly for removing dust on the surface of the metal film and a humidifying and hot-pressing mechanism for humidifying and preheating the surface of the metal film are fixed on the rack; the dust removal assembly and the humidifying hot-pressing mechanism are sequentially arranged between the copper foil unwinding mechanism and the hot-pressing film pasting mechanism along the copper foil conveying direction.
Furthermore, buffer splicing assemblies are arranged between the copper foil unwinding mechanism and the dust removal assembly and between the hot-pressing film pasting mechanism and the winding mechanism; the buffer splicing assembly consists of a connecting table and a material belt buffer mechanism; the connection table comprises a supporting plate table fixed on the rack; two lifting pressing plate assemblies are sequentially arranged on the supporting plate table along the feeding direction; the lifting pressing plate component consists of a pressing plate lifting cylinder, a sliding shaft and a pressing plate; the sliding shaft is connected with the supporting plate table in a sliding manner; one end of the lifting cylinder is fixed on the bottom surface of the supporting plate table; the other end of the lifting cylinder is fixedly connected with one end of the sliding shaft; the other end of the sliding shaft penetrates through the supporting plate platform from bottom to top and then is fixedly connected with the pressing strip.
Furthermore, the humidifying and hot-pressing mechanism comprises a fixed bracket fixed on the rack; the fixed support is sequentially provided with a heating unit and a humidifying unit along the conveying direction of the copper foil.
Further, the heating unit consists of two heating rollers which are parallel to each other; the heating roller is rotationally connected to the fixed support; and a temperature sensing probe used for measuring the surface temperature of the heating roller is arranged on the fixed support.
Furthermore, the humidifying unit comprises two parallel sponge rollers; the sponge roller is rotationally connected with the fixed support; and a water spraying pipe used for spraying the surface of the sponge roller is fixed on the fixed support.
Furthermore, the dust removal assembly comprises a fixed seat fixed on the frame and a turnover seat with one end hinged with the fixed seat; the other end of the overturning seat is fixedly provided with a lock catch used for being fixedly locked with the fixed seat; the turning seat and the fixed seat are both fixed with a dust removal roller; the two dust-removing rollers are arranged in parallel after the overturning seat and the fixed seat are fixed.
Further, the hot-pressing film pasting mechanism comprises two hot-pressing rollers which are symmetrically arranged up and down; both ends of the lower hot pressing roller are rotatably connected to a fixed frame of the hot pressing film sticking mechanism; both ends of the upper hot pressing roller are provided with lifting adjusting components; the lifting adjusting component comprises a sliding block, a guide rail, a cylinder and a bearing seat; the bearing seat is rotationally connected with a shaft head of the hot pressing roller; the sliding block is fixed on the bearing seat; one end of the air cylinder and the guide rail are fixed on a fixing frame of the hot-pressing film sticking mechanism; the sliding block is connected with the guide rail in a sliding manner; the other end of the cylinder is fixed on the bearing block.
Further, a sliding frame is connected to the rack in a sliding manner; the dust removal assembly is fixed on the sliding frame; the sliding frame is fixed on the rack through a locking mechanism.
After adopting the structure, the invention has the beneficial effects that: the invention relates to a roll-to-roll hot-pressing wet-pressing mechanism.A copper foil unreeling mechanism, a hot-pressing film sticking mechanism and a reeling mechanism are fixed on a rack; an unwinding mechanism for discharging the substrate is arranged on the hot-pressing film sticking mechanism; the method is characterized in that: a dust removal component for removing dust on the surface of the metal film and a humidifying and hot-pressing mechanism for humidifying and preheating the surface of the metal film are fixed on the frame; the dust removal assembly and the humidifying hot-pressing mechanism are sequentially arranged between the copper foil unwinding mechanism and the hot-pressing film pasting mechanism along the copper foil conveying direction. When the invention is used, an operation panel is fixed on the frame; an unreeling device for unreeling the substrate coil stock is arranged on the hot-pressing film sticking mechanism; the copper foil strip material is placed on a copper foil unwinding mechanism for unwinding; firstly, carrying out dust removal treatment on two surfaces of a copper foil through a dust removal assembly, then enabling the copper foil to enter a humidifying hot-pressing mechanism for preheating and humidifying, then enabling the copper foil to enter a hot-pressing film pasting mechanism, then laminating a film on a substrate unreeled by the copper foil through the hot-pressing film pasting mechanism and the hot-pressing film pasting mechanism, and finally rolling the substrate pressed with the copper foil through a rolling mechanism; wherein the plastic film for protecting the surface of the copper foil is rolled up by the protective film material receiving mechanism; the structure enables the substrate to be more easily attached to the diaphragm through humidification treatment, reduces air bubbles between the substrate and the diaphragm, preheats the copper foil to enable the temperature step of the film to rise, better controls the deformation amount of the copper foil and improves the quality of film attachment; the metal film is subjected to dust removal treatment, so that the quality of the PCB is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the docking station;
FIG. 3 is a schematic structural view of a humidifying and hot-pressing mechanism;
FIG. 4 is an enlarged view of section A of FIG. 1;
FIG. 5 is an enlarged view of section B of FIG. 1;
description of reference numerals:
1. a frame; 101. a carriage; 2. a protective film receiving mechanism; 3. a copper foil unwinding mechanism;
4. a docking station; 401. a layering lifting cylinder; 402. a sliding shaft; 403. layering;
404. a support pallet;
5. an operation panel;
6. a dust removal assembly; 601. a turning seat; 602. a fixed seat; 603. a dust removal roller;
604. locking;
7. a humidifying and hot-pressing mechanism; 701. fixing a bracket; 702. a heating roller; 703. a sponge roller;
704. a water spray pipe; 705. a temperature sensing probe;
8. a hot-pressing film pasting mechanism; 801. a slider; 802. a guide rail; 803. a cylinder; 804. a bearing seat;
805. a hot press roll; 9. a winding mechanism;
10. the material belt buffer memory mechanism.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 5, the roll-to-roll hot-pressing wet-pressing mechanism of the present invention comprises a frame 1; a copper foil unreeling mechanism 3, a hot-pressing film sticking mechanism 8 and a reeling mechanism 9 are fixed on the rack 1; an unwinding mechanism for discharging the substrate is arranged on the hot-pressing film sticking mechanism 8; the method is characterized in that: a dust removal component 6 for removing dust on the surface of the metal film and a humidifying hot-pressing mechanism 7 for humidifying and preheating the surface of the metal film are fixed on the frame 1; the dust removal assembly 6 and the humidifying hot-pressing mechanism 7 are sequentially arranged between the copper foil unreeling mechanism 3 and the hot-pressing film sticking mechanism 8 along the copper foil conveying direction; an operation panel 5 is fixed on the frame 1; an unreeling device for unreeling the substrate coil stock is arranged on the hot-pressing film sticking mechanism 8; the copper foil strip is placed on a copper foil unreeling mechanism 3 to be unreeled; firstly, carrying out dust removal treatment on two surfaces of a copper foil through a dust removal assembly 6, then enabling the copper foil to enter a humidifying and hot-pressing mechanism 7 for preheating and humidifying treatment, then enabling the copper foil to enter a hot-pressing film pasting mechanism 8, then enabling the copper foil to pass through a substrate which is unreeled from the hot-pressing film pasting mechanism 8 and the hot-pressing film pasting mechanism 8, laminating a film, and finally winding the substrate on which the copper foil is pressed through a winding mechanism 9; wherein the plastic film for protecting the surface of the copper foil is rolled up by the protective film material receiving mechanism 2; the structure enables the substrate to be more easily attached to the diaphragm through humidification treatment, reduces air bubbles between the substrate and the diaphragm, preheats the copper foil to enable the temperature step of the film to rise, better controls the deformation amount of the copper foil and improves the quality of film attachment; the metal film is subjected to dust removal treatment, so that the quality of the PCB is improved.
As shown in fig. 2, as a preferred mode of the present invention, splicing assemblies are disposed and buffered between the copper foil unwinding mechanism 3 and the dust removal assembly 6, and between the hot-pressing film pasting mechanism 8 and the winding mechanism 9; the buffer splicing assembly consists of a connecting table 4 and a material belt buffer mechanism 10; the strip buffer mechanism 10 is not essentially different from the prior art, and thus will not be described in detail; the connection table 4 comprises a supporting plate table 404 fixed on the frame 1; two lifting pressing plate assemblies are sequentially arranged on the supporting plate table 404 along the feeding direction; the lifting pressing plate component consists of a pressing plate lifting cylinder 401, a sliding shaft 402 and a pressing plate 403; the sliding shaft 402 is connected with the supporting plate table 404 in a sliding way; one end of the lifting cylinder 401 is fixed on the bottom surface of the supporting plate table 404; the other end of the lifting cylinder 401 is fixedly connected with one end of the sliding shaft 402; the other end of the sliding shaft 402 passes through the supporting plate table 404 from bottom to top and is fixedly connected with the pressing bar 403; in a normal state, the pressing strip 403 is lifted, and the copper foil can freely pass through the space between the supporting plate table 404 and the pressing strip 403; when the copper foil is detected to be used up, the next lifting cylinder 401 drives the pressing strip 403 to descend to press the tail end of the copper foil strip, the strip of the strip caching mechanism 10 is used, the copper foil unreeling mechanism 3 is replaced with a new material in the process, the front end of the strip penetrates through the space between the previous supporting plate table 404 and the pressing strip 403, the previous lifting cylinder 401 drives the pressing strip 403 to descend to press the tail end of the copper foil strip, and connection of the front end of the new material and the rear end of the old material is achieved.
As shown in fig. 3, as a preferred embodiment of the present invention, the humidifying/heating mechanism 7 includes a fixing bracket 701 fixed to the frame 1; the fixed support 701 is provided with a heating unit and a humidifying unit in sequence along the conveying direction of the copper foil.
As a preferable mode of the present invention, the heating unit is composed of two heating rollers 702 parallel to each other; the heating roller 702 is rotatably connected to the fixing bracket 701; a temperature sensing probe 705 for measuring the surface temperature of the heating roller 702 is arranged on the fixing bracket 701; the heating roller 702 is not substantially different from the prior art, and thus will not be described in detail; the fixing bracket 701 is provided with a power mechanism for driving the two heating rollers 702 to rotate; the two heating rollers 702 continuously rotate, and the two heating rollers are in contact with the surfaces of the heating rollers 702 and the two surfaces of the copper foil, so that the preheating effect of the copper foil is achieved.
As a preferable mode of the present invention, the humidifying unit includes two parallel sponge rollers 703; the sponge roller 703 is rotationally connected with the fixed support 701; a water spraying pipe 704 used for spraying the surface of the sponge roller 703 is fixed on the fixed support 701; the fixed bracket 701 is provided with a power mechanism for driving the two sponge rollers 703; the sponge roller 703 is a layer of sponge wrapped on the surface of the roller; the water sprayed from the water spraying pipe 704 is collected by the sponge and adhered to the surface of the copper foil, and the sponge roller 703 can press out the excess water on the surface of the copper foil, so as to ensure the surplus humidity without excess residual water on the surface of the copper foil.
As shown in fig. 4, as a preferred mode of the present invention, the dust removing assembly 6 includes a fixed seat 602 fixed on the frame 1 and a turnover seat 601 with one end hinged to the fixed seat 602; a lock catch 604 for locking and fixing with the fixing seat 602 is fixed at the other end of the turning seat 601; the dust removal roller 603 is fixed on the overturning seat 601 and the fixed seat 602; after the overturning seat 601 and the fixed seat 602 are fixed, the two dust removing rollers 603 are arranged in parallel; the dust removing roller 603 is not essentially different from the prior art, so the details are not described; after the copper foil passes through the two dust removal rollers 603, the two surfaces of the copper foil are respectively subjected to dust removal through the two dust removal rollers 603; when the dust removing roller 603 needs to be replaced, the lock 604 is opened, the turning seat 601 can be turned over on the fixed seat 602, and a sufficient space is provided for detaching and replacing the dust removing roller 603.
As shown in fig. 5, as a preferred embodiment of the present invention, the hot-press film sticking mechanism 8 includes two hot-press rollers 805 arranged vertically symmetrically; both ends of the lower hot pressing roller 805 are rotatably connected to a fixed frame of the hot pressing film sticking mechanism 8; both ends of the upper hot pressing roller 805 are provided with lifting adjusting components; the lifting adjusting component comprises a sliding block 801, a guide rail 802, an air cylinder 803 and a bearing seat 804; the bearing seat 804 is rotationally connected with a shaft head of the hot pressing roller 805; the sliding block 801 is fixed on the bearing seat 804; one end of the air cylinder 803 and the guide rail 802 are both fixed on a fixing frame of the hot-pressing film sticking mechanism 8; the sliding block 801 is connected with the guide rail 802 in a sliding manner; the other end of the air cylinder 803 is fixed on the bearing block 804; the hot press roller 805 is not substantially different from the prior art, and thus will not be described in detail; after the telescopic action, the upper hot pressing roller 805 can be driven to do lifting movement, so that the adjustment of the gap between the two hot pressing rollers 805 is realized; on one hand, the copper foil can conveniently pass through the copper foil; on the other hand, the hot-pressing pressure can be finely adjusted, and the product forming quality is ensured.
As a preferred mode of the present invention, a sliding frame 101 is slidably connected to the frame 1; the dust removal assembly 6 is fixed on the sliding frame 101; the sliding frame 101 is fixed on the frame 1 by a locking mechanism. Through carriage 101 and frame 1 detachable construction, can wholly change dust removal component 6.
When the invention is used, an operation panel is fixed on the frame; an unreeling device for unreeling the substrate coil stock is arranged on the hot-pressing film sticking mechanism; the copper foil strip material is placed on a copper foil unwinding mechanism for unwinding; the two surfaces of the copper foil are subjected to dust removal treatment through the dust removal assembly, then the copper foil enters the humidifying hot-pressing mechanism, the two heating rollers continuously rotate, the two heating rollers are in contact with the two surfaces of the copper foil, the preheating effect of the copper foil is achieved, water sprayed out of the water spraying pipe is collected by the sponge and adheres to the surface of the copper foil, the sponge roller can extrude out excess water on the surface of the copper foil, the surplus moisture is guaranteed, and no excess residual moisture exists on the surface of the copper foil; in the hot-pressing film pasting mechanism, copper foils are sequentially unreeled from the substrate through the hot-pressing film pasting mechanism and the hot-pressing film pasting mechanism, the substrate and the copper foils are pressed and pasted with films through two hot-pressing rollers, and finally the substrate pressed with the copper foils is reeled through the reeling mechanism; wherein the plastic film for protecting the surface of the copper foil is rolled up by the protective film material receiving mechanism; the structure enables the substrate to be more easily attached to the diaphragm through humidification treatment, reduces air bubbles between the substrate and the diaphragm, preheats the copper foil to enable the temperature step of the film to rise, better controls the deformation amount of the copper foil and improves the quality of film attachment; the metal film is subjected to dust removal treatment, so that the quality of the PCB is improved; in a normal state, the pressing strip is lifted, and the copper foil can freely pass through the space between the supporting plate platform and the pressing strip; when the copper foil is detected to be used up, the next lifting cylinder drives the pressing strip to descend, the tail end of the copper foil strip is pressed, the strip of the material belt caching mechanism is used, the copper foil unwinding mechanism is replaced with a new material in the process, the front end of the strip penetrates through the space between the previous supporting plate platform and the pressing strip, the previous lifting cylinder drives the pressing strip to descend, the tail end of the copper foil strip is pressed, and connection between the front end of the new material and the rear end of the old material is achieved; after the telescopic action, the upper hot pressing roller can be driven to do lifting motion, so that the adjustment of the gap between the two hot pressing rollers is realized; when the dust removal roller needs to be replaced, the lock catch is opened, the overturning seat can be overturned on the fixed seat, and enough space is provided for disassembling and replacing the dust removal roller.
The above description is only a preferred embodiment of the present invention, and all equivalent changes or modifications of the structure, characteristics and principles described in the present invention are included in the scope of the present invention.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110958787.2A CN113597122A (en) | 2021-08-20 | 2021-08-20 | A roll-to-roll hot and wet pressing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110958787.2A CN113597122A (en) | 2021-08-20 | 2021-08-20 | A roll-to-roll hot and wet pressing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113597122A true CN113597122A (en) | 2021-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110958787.2A Pending CN113597122A (en) | 2021-08-20 | 2021-08-20 | A roll-to-roll hot and wet pressing mechanism |
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| Country | Link |
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| CN (1) | CN113597122A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116321760A (en) * | 2022-12-06 | 2023-06-23 | 世大新材料(深圳)有限公司 | Compression molding method for high-frequency circuit board material layer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006159723A (en) * | 2004-12-09 | 2006-06-22 | Microhard Corp | Roll lamination device and laminate producing method |
| CN2850204Y (en) * | 2005-11-18 | 2006-12-20 | 上海华仕德电路技术有限公司 | Integrated film sticking machine |
| CN103522718A (en) * | 2013-09-09 | 2014-01-22 | 东莞市途锐机械有限公司 | Hot press laminating machine and its laminating method |
| CN112040648A (en) * | 2020-08-11 | 2020-12-04 | 深圳市火焱激光设备有限公司 | Film sticking machine |
-
2021
- 2021-08-20 CN CN202110958787.2A patent/CN113597122A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006159723A (en) * | 2004-12-09 | 2006-06-22 | Microhard Corp | Roll lamination device and laminate producing method |
| CN2850204Y (en) * | 2005-11-18 | 2006-12-20 | 上海华仕德电路技术有限公司 | Integrated film sticking machine |
| CN103522718A (en) * | 2013-09-09 | 2014-01-22 | 东莞市途锐机械有限公司 | Hot press laminating machine and its laminating method |
| CN112040648A (en) * | 2020-08-11 | 2020-12-04 | 深圳市火焱激光设备有限公司 | Film sticking machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116321760A (en) * | 2022-12-06 | 2023-06-23 | 世大新材料(深圳)有限公司 | Compression molding method for high-frequency circuit board material layer |
| CN116321760B (en) * | 2022-12-06 | 2023-11-24 | 世大新材料(深圳)有限公司 | Compression molding method for high-frequency circuit board material layer |
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Application publication date: 20211102 |
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