CN111590999A - Pressing device for liquid crystal polymer high-frequency double-sided copper-clad plate - Google Patents
Pressing device for liquid crystal polymer high-frequency double-sided copper-clad plate Download PDFInfo
- Publication number
- CN111590999A CN111590999A CN202010436772.5A CN202010436772A CN111590999A CN 111590999 A CN111590999 A CN 111590999A CN 202010436772 A CN202010436772 A CN 202010436772A CN 111590999 A CN111590999 A CN 111590999A
- Authority
- CN
- China
- Prior art keywords
- pressing
- liquid crystal
- pressfitting
- dust
- proof box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
- B32B38/162—Cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/18—Handling of layers or the laminate
- B32B38/1825—Handling of layers or the laminate characterised by the control or constructional features of devices for tensioning, stretching or registration
- B32B38/1833—Positioning, e.g. registration or centering
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention relates to the technical field of pressing devices, in particular to a pressing device for a liquid crystal polymer high-frequency double-sided copper-clad plate, which comprises a workbench, a pressing lower die, a dustproof box, a transparent box door, an expansion bracket, a pressing upper die and a hydraulic telescopic rod, wherein the top of the workbench is fixedly provided with the pressing lower die, the top of the pressing lower die is provided with the dustproof box, an operation cavity is arranged in the dustproof box, the top of the pressing lower die, which is close to the operation cavity, is transversely and vertically fixedly provided with a plurality of groups of equidistant second baffle plates and first baffle plates, a plurality of groups of pressing grooves with equal volume and size are enclosed between the first baffle plates and the second baffle plates, and a base plate is arranged on the bottom surface in the pressing grooves. The thickness of the adhesive layer is ensured, post-treatment is not needed, and the adhesive has a certain popularization effect.
Description
Technical Field
The invention relates to the technical field of laminating devices, in particular to a laminating device of a liquid crystal polymer high-frequency double-sided copper-clad plate.
Background
A copper clad laminate is called as a copper clad laminate, is a basic material for manufacturing a PCB (printed Circuit Board), is widely used in electronic products such as televisions, radios, computers, mobile communication and the like, and is widely used in the processing and production processes of the electronic products such as televisions, radios, computers, mobile communication and the like, the copper clad laminate is required to be used in a laminating machine if the substrate and the copper foil are required to be laminated, but the existing laminating equipment specially used for the copper clad laminate has glue overflow in the laminating process, the thickness of an adhesive layer cannot be ensured, so that the thickness of a plurality of groups of copper clad laminates has errors, the copper clad laminates need to be reprocessed in a later period, and displacement and dislocation are easy to occur in the laminating process, therefore, a laminating device of the liquid crystal polymer high-frequency double-sided copper-clad plate is needed to improve the problems.
Disclosure of Invention
The invention aims to provide a laminating device of a liquid crystal polymer high-frequency double-sided copper-clad plate, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a stitching device of a liquid crystal polymer high-frequency double-sided copper-clad plate comprises a workbench, a stitching lower die, a dustproof box, a transparent box door, an unfolding bracket, a stitching upper die and a hydraulic telescopic rod, wherein the stitching lower die is fixedly installed at the top of the workbench, the dustproof box is installed at the top of the stitching lower die, an operation cavity is formed in the dustproof box, a plurality of groups of equidistant second baffles and first baffles are fixedly installed at the top of the stitching lower die close to the operation cavity in the transverse direction and the vertical direction respectively, a plurality of groups of stitching grooves with equal volume and size are enclosed between the first baffles and the second baffles, a substrate is placed on the inner bottom surface of each stitching groove, a first copper foil and a second copper foil are respectively arranged on the upper side and the lower side of the substrate, adhesive layers are coated among the first copper foil, the second copper foil and the substrate, and the stitching upper die is arranged at the, the top fixed mounting who goes up the mould in the pressfitting has the link, the inside top embedding that is close to the operation cavity of dust-proof box is installed hydraulic cylinder, hydraulic cylinder and link pass through hydraulic telescoping rod fixed connection, both sides are close to operation cavity department movable mounting and are had transparent chamber door around the dust-proof box, the both sides of transparent chamber door all rotate and are connected with the expansion support, dust-proof box base face is close to hydraulic cylinder department and has seted up the radiating groove.
Preferably, the first baffle and the second baffle are vertically staggered and are molded with the pressing lower die in a uniform mode.
Preferably, the substrate is integrally injection-molded by using a liquid crystal high molecular polymer, and the length and width of the substrate are equal to those of the pressing groove and the pressing upper die.
Preferably, the unfolding support and the transparent box door are rotatably connected through a rotating shaft, and the transparent box door and the dust-proof box are fixedly connected through a built-in aluminum alloy hinge.
Preferably, the dust-proof box and the lower pressing die are clamped by combining clamping blocks through clamping grooves, and the clamping blocks and the clamping grooves are respectively arranged at two ends of the bottom surface of the dust-proof box and two ends of the top surface of the lower pressing die.
Preferably, the lower pressing die and the lower pressing die are both formed by customizing tungsten steel, the lower pressing die and the workbench are welded with each other, the lower pressing die and the connecting frame are welded with each other, and resistance wires are arranged in the lower pressing die and the lower pressing die.
Compared with the prior art, the invention has the beneficial effects that:
1. when the device is used, a user can respectively bond and connect the upper side and the lower side of a substrate which is in accordance with the size of a scale with the first copper foil and the second copper foil through the adhesive layers and place the first copper foil and the second copper foil on the inner bottom surface of the pressing groove, at the moment, the hydraulic oil cylinder can be started to work, so that the hydraulic telescopic rod starts to expand downwards in the operation cavity, the pressing upper die is driven by the connecting frame to be led into the pressing groove, the substrate and the first copper foil and the second copper foil which are arranged on the upper side and the lower side of the substrate are extruded, meanwhile, the resistance wires arranged in the pressing lower die and the pressing upper die work to heat the pressing lower die and the pressing upper die so as to press the pressing lower die and the pressing upper die, so that the processing production of a high-frequency double-sided copper-clad plate is finished, the substrate, the first copper foil and the second copper foil can be fixedly limited through, the thickness of the adhesive layer is guaranteed, reprocessing in the later period is not needed, the production and processing steps are reduced, and processing and production of copper-clad plates with multiple groups of equal sizes can be carried out simultaneously, so that the method is efficient and practical.
2. In the invention, when in use, the upper pressing die and the lower pressing die can be protected by the arranged dustproof box, and has a dustproof effect on the operation cavity, effectively prevents the open pressing operation space from being exposed to the external space for a long time to form dust deposition, not only influences the pressing effect, but also causes pollution to the substrate, meanwhile, the transparent box doors movably arranged at the front side and the rear side of the dustproof box are convenient for users to visually check the pressing process, and the transparent box door is conveniently supported by rotating the unfolding brackets connected with the two sides of the transparent box door, thereby providing convenience for the leading-in and the placement of the substrate, the dust-proof box and the pressing lower die are clamped and connected through the clamping groove and the clamping block, so that the dust-proof box is in a combined installation mode and is convenient to disassemble, thereby be convenient for clear up and the maintenance of trouble to the remaining adhesive of later stage pressfitting inslot inner wall both sides.
Drawings
FIG. 1 is a schematic view of the overall external structure of the present invention;
FIG. 2 is a schematic view of the overall internal structure of the present invention;
FIG. 3 is a schematic top view of the exterior structure of the lower pressing mold according to the present invention;
FIG. 4 is an enlarged schematic view of the internal structure of the substrate according to the present invention;
in the figure: 1-workbench, 2-pressing lower die, 3-dust-proof box, 4-transparent box door, 5-unfolding bracket, 6-pressing upper die, 7-radiating groove, 8-hydraulic oil cylinder, 9-hydraulic telescopic rod, 10-connecting frame, 11-base plate, 12-first baffle, 13-second baffle, 14-operation cavity, 15-pressing groove, 16-adhesive layer, 17-first copper foil and 18-second copper foil.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution:
a stitching device of a liquid crystal polymer high-frequency double-sided copper-clad plate comprises a workbench 1, a stitching lower die 2, a dustproof box 3, a transparent box door 4, an expansion bracket 5, a stitching upper die 6 and a hydraulic telescopic rod 9, wherein the stitching lower die 2 is fixedly installed at the top of the workbench 1, the dustproof box 3 is installed at the top of the stitching lower die 2, an operation cavity 14 is arranged inside the dustproof box 3, a plurality of groups of equidistant second baffles 13 and first baffles 12 are fixedly installed at the top of the stitching lower die 2 close to the operation cavity 14 in a transverse and vertical direction respectively, a plurality of groups of stitching grooves 15 with equal volume and size are enclosed between the first baffles 12 and the second baffles 13, a base plate 11 is placed on the bottom surface inside the stitching grooves 15, a first copper foil 17 and a second copper foil 18 are respectively arranged on the upper side and the lower side of the base plate 11, and adhesive layers 16 are coated between the first copper foil 17 and the second copper foil 18 and the base plate 11, the top of the base plate 11 is provided with an upper pressing die 6, the top of the upper pressing die 6 is fixedly provided with a connecting frame 10, the interior of the dust-proof box 3 close to the top of the operation cavity 14 is embedded with a hydraulic oil cylinder 8, the hydraulic oil cylinder 8 and the connecting frame 10 are fixedly connected through a hydraulic telescopic rod 9, when the dust-proof box is used, a user can respectively stick and connect the upper side and the lower side of the base plate 11 which is in accordance with the scale size through an adhesive layer 16 to connect a first copper foil 17 and a second copper foil 18 and place the first copper foil 17 and the second copper foil 18 on the inner bottom surface of the pressing groove 15, the hydraulic oil cylinder 8 can be started to work at the moment, so that the hydraulic telescopic rod 9 starts to expand downwards in the operation cavity 14, simultaneously the upper pressing die 6 is driven by the connecting frame 10 to be led into the inside of the pressing groove 15, the base plate 11 and the first copper foil 17 and, the two parts of the dust-proof box are heated up, so that the high-frequency double-sided copper-clad plate can be pressed, the processing and production of the high-frequency double-sided copper-clad plate can be finished, the base plate 11, the first copper foil 17 and the second copper foil 18 can be fixed and limited through the multiple groups of pressing grooves 15, the displacement dislocation in the pressing process can be avoided, the glue overflow in the pressing process can be effectively prevented, the thickness of the adhesive layer 16 can be ensured, the post-treatment is not needed, the production and processing steps are reduced, the processing and production of multiple groups of copper-clad plates with the same size can be simultaneously carried out, the high efficiency and the practicability are realized, the transparent box door 4 is movably arranged at the positions, close to the operation cavity 14, of the front side and the rear side of the dust-proof box 3, the expansion bracket 5 is rotatably connected to the two sides of the transparent box door 4, the radiating grooves 7 are arranged at, The pressfitting lower mould 2 protects, and can have a dirt-proof effect to operation cavity 14, the effectual pressfitting operation space that prevents to open exposes for a long time and forms the deposition in external space, not only influence the effect of pressfitting, still cause the pollution to base plate 11, simultaneously through movable mounting transparent chamber door 4 convenience of customers of both sides around dustproof case 3 to carry out audio-visual check to the pressfitting in-process, and connect the expansion support 5 convenience in transparent chamber door 4's both sides at transparent chamber door 4 through rotating and support, it provides convenience to place for leading-in of base plate 11, meanwhile, combine the fixture block joint with dustproof case 3 and pressfitting lower mould 2 through the draw-in groove, make it present the mounting means of combination, conveniently dismantle dustproof case 3, thereby be convenient for clear up and the breakdown maintenance to the remaining adhesive of later stage pressfitting groove 15 inner wall both sides.
The working principle of the invention is as follows: when the device is used, a user can respectively connect the upper side and the lower side of the substrate 11 which accords with the scale size with the first copper foil 17 and the second copper foil 18 through the adhesive layer 16 in a sticking way, and rotate and expand the expansion bracket 5, so as to open the transparent box door 4, at the moment, the transparent box door 4 can be placed on the inner bottom surface of the pressing groove 15, then the transparent box door 4 is closed, so that the expansion bracket 5 is accommodated at the two sides of the expansion bracket, at the moment, the hydraulic oil cylinder 8 can be started to work, the hydraulic telescopic rod 9 starts to expand downwards in the operation cavity 14, at the same time, the upper pressing die 6 is driven by the connecting frame 10 to be led into the inside of the pressing groove 15, the substrate 11 and the first copper foil 17 and the second copper foil 18 which are arranged at the upper side and the lower side of the substrate 11 are extruded, and simultaneously, the resistance wires which are arranged in the lower pressing die 2 and the upper die, and the user can directly carry out audio-visual looking over to the pressfitting operation process through transparent chamber door 4, and overall arrangement simple structure avoids the pressfitting in-process to take place the displacement dislocation, still effectually prevents to appear overflowing gluey at the in-process of pressfitting, guarantees the thickness on adhesive layer, need not to carry out the reprocessing in later stage, reduces its production and processing step, and high-efficient practical, dustproof, has certain spreading value.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a compression fittings of two-sided copper-clad plate of liquid crystal polymer high frequency, includes workstation (1), pressfitting lower mould (2), dust proof box (3), transparent chamber door (4), expandes support (5), mould (6) and hydraulic telescoping rod (9) in the pressfitting, its characterized in that: the top of the workbench (1) is fixedly provided with a lower pressing die (2), the top of the lower pressing die (2) is provided with a dust-proof box (3), an operation cavity (14) is formed in the dust-proof box (3), a plurality of groups of equidistant second baffles (13) and first baffles (12) are transversely and vertically fixedly arranged at the top of the lower pressing die (2) close to the operation cavity (14), a plurality of groups of pressing grooves (15) with equal volume and size are enclosed between the first baffles (12) and the second baffles (13), a substrate (11) is placed on the inner bottom surface of each pressing groove (15), first copper foils (17) and second copper foils (18) are respectively arranged on the upper side and the lower side of the substrate (11), adhesive layers (16) are coated among the first copper foils (17), the second copper foils (18) and the substrate (11), an upper pressing die (6) is arranged on the top of the substrate (11), the top fixed mounting who goes up mould (6) in the pressfitting has link (10), hydraulic cylinder (8) are installed to the inside top embedding that is close to operation cavity (14) of dust proof box (3), hydraulic cylinder (8) and link (10) are through hydraulic telescoping rod (9) fixed connection, both sides are close to operation cavity (14) department movable mounting and are had transparent chamber door (4) around dust proof box (3), the both sides of transparent chamber door (4) all rotate to be connected with and expand support (5), dust proof box (3) base face is close to hydraulic cylinder (8) department and has seted up radiating groove (7).
2. The laminating device of the liquid crystal polymer high-frequency double-sided copper-clad plate according to claim 1, characterized in that: the first baffle plates (12) and the second baffle plates (13) are vertically arranged in a staggered mode and are molded with the pressing lower die (2) in a uniform mode.
3. The laminating device of the liquid crystal polymer high-frequency double-sided copper-clad plate according to claim 1, characterized in that: the base plate (11) is integrally formed by injection molding of liquid crystal high polymer, and the length and the width of the base plate (11) are equal to those of the pressing groove (15) and the pressing upper die (6).
4. The laminating device of the liquid crystal polymer high-frequency double-sided copper-clad plate according to claim 1, characterized in that: the unfolding support (5) is rotatably connected with the transparent box door (4) through a rotating shaft, and the transparent box door (4) is fixedly connected with the dust-proof box (3) through a built-in aluminum alloy hinge.
5. The laminating device of the liquid crystal polymer high-frequency double-sided copper-clad plate according to claim 1, characterized in that: the dust-proof box (3) and the lower pressing die (2) are connected in a clamping mode through clamping grooves in a clamping mode, and the clamping blocks and the clamping grooves are respectively arranged at two ends of the bottom surface of the dust-proof box (3) and two ends of the top surface of the lower pressing die (2).
6. The laminating device of the liquid crystal polymer high-frequency double-sided copper-clad plate according to claim 1, characterized in that: pressfitting lower mould (2) and pressfitting lower mould (6) all adopt the tungsten steel customization to form, and pressfitting lower mould (2) and workstation (1), pressfitting lower mould (6) and link (10) all weld, and pressfitting lower mould (2) and pressfitting lower mould (6) all embed simultaneously has the resistance wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010436772.5A CN111590999A (en) | 2020-05-21 | 2020-05-21 | Pressing device for liquid crystal polymer high-frequency double-sided copper-clad plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010436772.5A CN111590999A (en) | 2020-05-21 | 2020-05-21 | Pressing device for liquid crystal polymer high-frequency double-sided copper-clad plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111590999A true CN111590999A (en) | 2020-08-28 |
Family
ID=72180654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010436772.5A Pending CN111590999A (en) | 2020-05-21 | 2020-05-21 | Pressing device for liquid crystal polymer high-frequency double-sided copper-clad plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111590999A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117207644A (en) * | 2023-11-09 | 2023-12-12 | 苏州国融前沿技术有限公司 | Lamination processing equipment for producing aircraft vibration-damping noise-reducing composite board |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1986003216A1 (en) * | 1984-11-23 | 1986-06-05 | International Paint Public Limited Company | Dispersants |
| KR19990007755A (en) * | 1998-10-30 | 1999-01-25 | 박성기 | Apparatus and method for manufacturing the curved glass product |
| CN202264465U (en) * | 2011-08-30 | 2012-06-06 | 钧腾科技有限公司 | Vacuum platform mechanism for laminating machine |
| CN204431897U (en) * | 2015-01-09 | 2015-07-01 | 昆山鑫正源金属制品有限公司 | A kind of FPC steps and draws automatic attaching tool |
| CN206633559U (en) * | 2017-03-27 | 2017-11-14 | 江苏创源电子有限公司 | A kind of automatic pressing device |
| CN107716721A (en) * | 2017-11-13 | 2018-02-23 | 天津开山金属模具科技有限公司 | Facilitate trapezoidal solid valve mould |
| CN207914475U (en) * | 2017-12-15 | 2018-09-28 | 圣戈尔庐姿（杭州）建材科技有限公司 | A kind of color steel pressing device |
| CN210082610U (en) * | 2019-04-12 | 2020-02-18 | 江苏诺德新材料股份有限公司 | Copper foil substrate compression fittings |
-
2020
- 2020-05-21 CN CN202010436772.5A patent/CN111590999A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1986003216A1 (en) * | 1984-11-23 | 1986-06-05 | International Paint Public Limited Company | Dispersants |
| KR19990007755A (en) * | 1998-10-30 | 1999-01-25 | 박성기 | Apparatus and method for manufacturing the curved glass product |
| CN202264465U (en) * | 2011-08-30 | 2012-06-06 | 钧腾科技有限公司 | Vacuum platform mechanism for laminating machine |
| CN204431897U (en) * | 2015-01-09 | 2015-07-01 | 昆山鑫正源金属制品有限公司 | A kind of FPC steps and draws automatic attaching tool |
| CN206633559U (en) * | 2017-03-27 | 2017-11-14 | 江苏创源电子有限公司 | A kind of automatic pressing device |
| CN107716721A (en) * | 2017-11-13 | 2018-02-23 | 天津开山金属模具科技有限公司 | Facilitate trapezoidal solid valve mould |
| CN207914475U (en) * | 2017-12-15 | 2018-09-28 | 圣戈尔庐姿（杭州）建材科技有限公司 | A kind of color steel pressing device |
| CN210082610U (en) * | 2019-04-12 | 2020-02-18 | 江苏诺德新材料股份有限公司 | Copper foil substrate compression fittings |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117207644A (en) * | 2023-11-09 | 2023-12-12 | 苏州国融前沿技术有限公司 | Lamination processing equipment for producing aircraft vibration-damping noise-reducing composite board |
| CN117207644B (en) * | 2023-11-09 | 2024-01-30 | 苏州国融前沿技术有限公司 | Lamination processing equipment for producing aircraft vibration-damping noise-reducing composite board |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101662888B (en) | Preparation method for PCB plate with step trough | |
| CN101364585B (en) | Chip packaging construction and manufacturing method therefor | |
| CN102065645B (en) | Double-sided printed circuit board (PCB) with elements and mutual conductance method thereof | |
| CN111590999A (en) | Pressing device for liquid crystal polymer high-frequency double-sided copper-clad plate | |
| CN111083885A (en) | Laminating method and device for metal-based printed circuit board | |
| CN109152218A (en) | The low gummosis filler technique of a kind of thickness copper PCB and using PCB made of the technique | |
| CN213043916U (en) | Printed wiring board processing compression fittings | |
| CN103929882A (en) | Metal base printed circuit board, and method and apparatus for laminating same | |
| CN214688314U (en) | High-heat-dissipation low-dielectric-constant copper-clad plate | |
| CN108882568A (en) | A kind of production method of PCB | |
| CN216183545U (en) | Flame-retardant high-performance substrate copper foil-clad equipment | |
| CN214206012U (en) | Aluminum substrate direct-pressing processing equipment with double-sided metalized holes | |
| CN208020875U (en) | A kind of EPGC203 fire resistant epoxies glass cloth laminated board | |
| CN111726933B (en) | Multilayer interconnection three-dimensional circuit board with high heat dissipation performance and preparation method thereof | |
| CN105128454B (en) | A kind of double-side aluminum copper-clad plate of LED lamp | |
| CN217884019U (en) | Multilayer PCB board closing device | |
| CN112959793A (en) | Laminating device and method for super-hydrophobic electrolytic copper foil composite thin aluminum plate | |
| CN111615263A (en) | Laminating method and device for metal-based printed circuit board | |
| CN204031574U (en) | A kind of printed circuit board (PCB) with copper base | |
| CN206575661U (en) | A kind of low-heat expansion coefficient copper clad laminate | |
| CN214687540U (en) | Special mold for copper-clad plate with adjustable height | |
| CN207305053U (en) | It is a kind of to facilitate silk-screen multilayer wire wiring board | |
| CN216466639U (en) | High-toughness aluminum-based microwave copper-clad plate with high peel strength | |
| CN215662373U (en) | Copper-clad plate manufacturing and pressing molding device | |
| CN113666119B (en) | Bubble removing device and method for laminated glass |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200828 |