CN112123474A - Multilayer board laminating device - Google Patents
Multilayer board laminating device Download PDFInfo
- Publication number
- CN112123474A CN112123474A CN202011037859.1A CN202011037859A CN112123474A CN 112123474 A CN112123474 A CN 112123474A CN 202011037859 A CN202011037859 A CN 202011037859A CN 112123474 A CN112123474 A CN 112123474A
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- Prior art keywords
- plate
- top end
- board
- bottom end
- fixedly connected
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
- B27D1/04—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefrom; Plywood sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D3/00—Veneer presses; Press plates; Plywood presses
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Manufacturing & Machinery (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a multilayer board laminating device, which comprises a moving assembly, a protection assembly, a bottom board, a storage box, support legs, a working board, an anti-skid pad, a connecting rod, a square pipe, a connecting column, a top board, a first hydraulic telescopic rod, a connecting board, a stud, a mounting board, a pressing board, a slide rail, a slide block, a limiting rod, an extension board, a limiting hole, a first protection pad and a second protection pad, wherein the distance between the top end of a roller and the top end of the anti-skid pad is convenient to adjust by utilizing the installed second hydraulic telescopic rod, so that the contact rate of the multilayer board with a supporting area in the laminating process is increased, the fracture rate of the multilayer board is reduced, meanwhile, the installed protection assembly is utilized, the phenomenon that the displacement of the multilayer board is caused by the fact that the pressing board is firstly contacted with the multilayer board for direct lamination is avoided, the yield of the multilayer board is improved, the lamination of the multilayer boards with different sizes is facilitated, and the production cost is reduced.
Description
Technical Field
The invention relates to the technical field of multilayer board production equipment, in particular to a multilayer board laminating device.
Background
The multi-layer board is a three-layer or multi-layer board material formed by rotationally cutting wood segments into single boards or slicing wood segments into thin boards and gluing the single boards by using an adhesive, wherein the single boards are usually formed by odd layers of single boards and mutually vertical gluing fiber directions of the single boards of adjacent layers, wherein the multi-layer boards coated with the adhesive are usually laminated and combined together in the process of producing the multi-layer board, so a laminating device is used in the laminating process for better producing the multi-layer board, but the traditional laminating device usually makes a pressing plate pair firstly contact in the process of laminating the multi-layer board so as to carry out laminating treatment, the displacement between the multi-layer boards is easily caused by the laminating in the mode, and the phenomenon that the multi-layer board after lamination generates defective products is caused, and the traditional laminating device cannot meet the requirement of laminating the multi-layer boards with different sizes, so that the production cost of the multi-layer board is increased, in the process of laminating the multilayer boards, the multilayer boards are transported by using the roller for convenience in transportation, so that the contact area between the multilayer boards and the supporting surface in the process of laminating the multilayer boards is reduced, the phenomenon that the multilayer boards are broken is easily caused, and the yield of the multilayer boards is reduced.
Disclosure of Invention
It is an object of the present invention to provide a multi-ply laminated device to solve the problems set forth in the background art described above.
In order to solve the technical problems, the invention provides the following technical scheme: a multi-layer board laminating device comprises a moving assembly, a protection assembly, a bottom board, a storage box, supporting legs, a working board, a non-slip mat, a connecting rod, a square pipe, a connecting column, a top board, a first hydraulic telescopic rod, a connecting board, a stud, a mounting board, a pressing board, a sliding rail, a sliding block, a limiting rod, an extension board, a limiting hole, a first protection mat and a second protection mat, wherein the top end of each supporting leg is fixedly connected with four corners of the bottom end of the working board respectively, and four corners of the top end of the bottom board are fixedly connected with the bottom end of the;
the moving assembly comprises a second hydraulic telescopic rod, a moving plate and a roller, the four corners of the top end of the bottom plate are respectively fixedly connected with the bottom end of the second hydraulic telescopic rod, the top end of the second hydraulic telescopic rod is respectively fixedly connected with the four corners of the bottom end of the moving plate, the four corners of the top end of the working plate are respectively fixedly connected with the bottom end of the connecting rod, the top end of the connecting rod is respectively fixedly connected with the four corners of the bottom end of the square tube through bolts, the top end of the square tube is respectively fixedly connected with the edge of the bottom end of the top plate through bolts, the two sides of the center of the bottom end of the connecting plate are respectively fixedly connected with the top end of the sliding rail, two sliding blocks which correspond to each other are respectively arranged on the sliding rails, the bottom ends of the sliding blocks are respectively fixedly connected with one end of the top of the connecting column, the other ends of the double-screw, two ends of the center of one side, far away from the pressure plate, of the top end of the mounting plate are respectively attached to the bottom end of the protection assembly;
the protection subassembly includes stopper, spacing post, spacing pad, spring and bumping post, one side center both ends that the clamp plate was kept away from on the top of mounting panel laminate with the bottom of stopper respectively, the bottom of stopper passes through bolt fixed connection with the top of bumping post respectively, the bottom of bumping post runs through the through-hole that the clamp plate was kept away from in one side center both ends of mounting panel respectively and the top welding of spacing post, and this through-hole axis is in same vertical straight line with the axis of stopper, the wire-wrapping has the spring on the bumping post, and the spring is located between the bottom of mounting panel and the top of spacing post, the bottom of spacing post and the top of spacing pad are passed through the adhesive and are bonded, the bottom of first protection pad, second protection pad and extension plate all is in same horizontal straight line.
According to the technical scheme, the working plate is uniformly provided with a plurality of limiting holes corresponding to each other, and the top end of the working plate is bonded with the bottom end of the non-slip mat through the adhesive.
According to the technical scheme, the supporting legs are welded with the four corners of the side face of the bottom plate respectively towards the center of one side, and the storage box is placed at the center of the top end of the bottom plate.
According to the technical scheme, a plurality of rollers which correspond to each other are uniformly arranged at the top end of the moving plate, and the top ends of the rollers are located in the limiting holes.
According to the technical scheme, through holes are formed in the four central corners of the top plate respectively, and the output end of the first hydraulic telescopic rod penetrates through the through holes and is fixedly connected with the four central corners of the top end of the connecting plate through bolts respectively.
According to the technical scheme, one end of the connecting column is fixedly connected with the two sides of the mounting plate respectively, the center of the mounting plate is provided with the through hole, and the inside of the bearing mounted inside the through hole is fixedly connected with one end of the stud.
According to the technical scheme, through holes are formed in the two ends of the center of the two sides of the pressing plate respectively, one end of the limiting rod is located inside the through hole, and the other end of the limiting rod is fixedly connected with the inside of the through hole formed in the two ends of the center of the mounting plate in a sleeved mode.
According to the technical scheme, one side, close to the pressing plate, of the bottom end of the mounting plate is fixedly connected with the top end of the extension plate through the bolts respectively, and the bottom end of the extension plate is bonded with the top end of the second protection pad through the adhesive respectively.
Compared with the prior art, the invention has the following beneficial effects: the multilayer board laminating device utilizes the installed second hydraulic telescopic rod to be beneficial to driving the roller to move by driving the moving plate to move, thereby being convenient for adjusting the distance between the top end of the roller and the top end of the non-slip mat, thereby increasing the contact rate of the multilayer board with the supporting area in the laminating process, reducing the fracture rate of the multilayer board, simultaneously utilizing the installed protection component to be beneficial to enabling the limiting mat bonded at the bottom end of the limiting column to be firstly contacted with the multilayer board in the laminating process of the multilayer board, utilizing the contact of the limiting mat and the multilayer board to fix the multilayer board, avoiding the displacement of the multilayer board caused by the first contact of a pressing plate and the multilayer board, improving the yield of the multilayer board, simultaneously driving the sliding block to be positioned on the sliding rail to move by rotating the stud, thereby adjusting the distance between two mutually corresponding extension boards, and being beneficial to laminating the multilayer boards with different sizes, the production requirements of the multilayer boards with different sizes are met, and therefore the production cost is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a perspective view of the overall construction of the present invention;
FIG. 2 is a front cross-sectional view of the overall construction of the present invention;
FIG. 3 is an enlarged view of area A of FIG. 2;
FIG. 4 is a side cross-sectional view of the overall construction of the present invention;
FIG. 5 is a side view of the overall structure of the present invention;
in the figure: 1. a moving assembly; 2. a protection component; 3. a base plate; 4. a storage box; 5. supporting legs; 6. a working plate; 7. a non-slip mat; 8. a connecting rod; 9. a square tube; 10. connecting columns; 11. a top plate; 12. a first hydraulic telescopic rod; 13. a connecting plate; 14. a stud; 15. mounting a plate; 16. pressing a plate; 17. a slide rail; 18. a slider; 19. a limiting rod; 20. an extension plate; 21. a limiting hole; 22. a first protection pad; 23. a second protection pad; 101. a second hydraulic telescopic rod; 102. moving the plate; 103. a roller; 201. a limiting block; 202. a limiting column; 203. a limiting pad; 204. a spring; 205. a stop pillar.
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. 1-5, the present invention provides a technical solution: a multilayer board laminating device comprises a moving component 1, a protection component 2, a bottom board 3, a storage box 4, supporting legs 5, a working board 6, a non-slip mat 7, a connecting rod 8, a square pipe 9, a connecting column 10, a top board 11, a first hydraulic telescopic rod 12, a connecting board 13, studs 14, a mounting board 15, a pressing board 16, a sliding rail 17, a sliding block 18, a limiting rod 19, an extension board 20, a limiting hole 21, a first protection pad 22 and a second protection pad 23, wherein the top ends of the supporting legs 5 are respectively fixedly connected with four corners of the bottom end of the working board 6, the working board 6 is uniformly provided with a plurality of limiting holes 21 corresponding to each other, the top end of the working board 6 is bonded with the bottom end of the non-slip mat 7 through an adhesive, the multilayer board is prevented from moving, the supporting legs 5 are respectively welded with four corners of the side surface of the bottom board 3 towards the center, four corners of the top end of the bottom plate 3 are respectively fixedly connected with the bottom end of the moving assembly 1;
the moving assembly 1 comprises a second hydraulic telescopic rod 101, a moving plate 102 and rollers 103, four corners of the top end of the bottom plate 3 are respectively fixedly connected with the bottom end of the second hydraulic telescopic rod 101, the top end of the second hydraulic telescopic rod 101 is respectively fixedly connected with four corners of the bottom end of the moving plate 102, a plurality of rollers 103 which correspond to each other are uniformly arranged at the top end of the moving plate 102, the top ends of the rollers 103 are positioned in the limiting holes 21, so that the top ends of the rollers 103 are positioned above the top end of the working plate 6, the four corners of the top end of the working plate 6 are respectively fixedly connected with the bottom ends of the connecting rods 8, the top ends of the connecting rods 8 are respectively fixedly connected with the four corners of the bottom end of the square tube 9 through bolts, the top ends of the square tube 9 are respectively fixedly connected with the edge of the bottom end of the top plate 11 through bolts, the four corners of the center of the top plate 11 are respectively provided with through, the driving of the connecting plate 13 is facilitated, two sides of the center of the bottom end of the connecting plate 13 are respectively and fixedly connected with the top ends of the sliding rails 17, two sliding blocks 18 which correspond to each other are respectively installed on the sliding rails 17, the bottom ends of the sliding blocks 18 are respectively and fixedly connected with one end of the top portion of the connecting column 10, one end of the connecting column 10 is respectively and fixedly connected with two sides of the installing plate 15, a through hole is formed in the center of the installing plate 15, the interior of a bearing which is installed inside the through hole is fixedly connected with one end of the stud 14, the rotation of the stud 14 is facilitated, the other end of the stud 14 is mutually matched and connected with a threaded hole which is formed in the center of two sides of the pressing plate 16, through holes are respectively formed in two ends of two sides of the pressing plate 16, one end of the limiting rod 19 is located inside the through hole, the other end of the limiting, one side, close to the pressing plate 16, of the bottom end of the mounting plate 15 is fixedly connected with the top end of the extension plate 20 through bolts respectively, the bottom end of the extension plate 20 is bonded with the top end of the second protection pad 23 through an adhesive respectively, so that the multi-layer plate can be bonded and protected conveniently, and two ends of the center of one side, far away from the pressing plate 16, of the top end of the mounting plate 15 are bonded with the bottom end of the protection assembly 2 respectively;
the protection assembly 2 comprises a limiting block 201, a limiting column 202, a limiting pad 203, a spring 204 and a blocking column 205, two ends of the center of one side of the top end of the mounting plate 15, which is far away from the pressure plate 16, are respectively attached to the bottom end of the limiting block 201, the bottom end of the limiting block 201 is respectively fixedly connected with the top end of the blocking column 205 through bolts, the bottom end of the blocking column 205 respectively penetrates through holes formed in two ends of the center of one side of the mounting plate 15, which is far away from the pressure plate 16, and is welded to the top end of the limiting column 202, the axis of the through holes and the axis of the limiting block 201 are located on the same vertical straight line, the spring 204 is wound on the blocking column 205 and is located between the bottom end of the mounting plate 15 and the top end of the limiting column 202, the bottom end of the limiting column 202 is bonded to the top end of the limiting pad; when the device is used, the stud 14 is manually rotated to drive the mounting plate 15 to move, the mounting plate 15 is respectively driven to move to drive the protection component 2, the slider 18 and the extension plate 20 to move along with the movement of the mounting plate 15, the slider 18 is positioned on the slide rail 17 to move, the distance between two extension plates 20 corresponding to each other is adjusted by the movement of the extension plates 20, so that the adjustment is convenient for multi-layer plates with different sizes, after the adjustment is completed, the stud 14 is stopped to be selected, then the second hydraulic telescopic rod 101 is opened to drive the moving plate 102 and the roller 103 to move, so that the top end of the roller 103 is positioned above the top end of the non-slip mat 7 through the limiting hole 21, then the required multi-layer plates are manually placed on the roller 103 to be moved and transported, when the multi-layer plates are positioned under the pressing plate 16, the multi-layer plates can be stopped to move, then the second hydraulic telescopic rod 101 is opened to enable the moving plate 102 and, thereby the bottom of multiply wood is laminated with the top of slipmat 7, thereby the contact area of multiply wood and holding surface has been increased, the fracture of multiply wood caused in the process of laminating the multiply wood is avoided summarizing, then the movement of connecting plate 13 is driven by opening first hydraulic telescoping rod 12, thereby drive the movement of clamp plate 16, protection component 2 and extension plate 20, along with the continuous movement of extension plate 20, at first the band point of second protection pad 23 is contacted with the multiply wood, and the extension plate 20 is relatively fixed with the multiply wood by the elasticity of spring 204 in protection component 2, then the continuous movement of connecting plate 13 is used to drive the movement of clamp plate 16, and then first protection pad 22 bonded at the bottom of clamp plate 16 is contacted with the multiply wood, thereby laminate the multiply wood by opening first hydraulic telescoping rod 12, after the lamination is completed, the top of connecting plate 13 is driven by first hydraulic telescoping rod 12 installed, and then separating the second protection pad 23 and the first protection pad 22 from the multilayer board, then opening the second hydraulic telescopic rod 101 to drive the moving board 102, the roller 103 and the multilayer board placed on the non-slip mat 7 to move upwards, closing the second hydraulic telescopic rod 101 when the top end of the roller 103 is positioned above the top end of the non-slip mat 7, and taking down the laminated multilayer board.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a multiply wood lamination device, includes removal subassembly (1), protection subassembly (2), bottom plate (3), receiver (4), supporting leg (5), working plate (6), slipmat (7), connecting rod (8), square pipe (9), spliced pole (10), roof (11), first hydraulic telescoping rod (12), connecting plate (13), double-screw bolt (14), mounting panel (15), clamp plate (16), slide rail (17), slider (18), gag lever post (19), extension plate (20), spacing hole (21), first protection pad (22) and second protection pad (23), its characterized in that: the top ends of the supporting legs (5) are respectively and fixedly connected with four corners of the bottom end of the working plate (6), and four corners of the top end of the bottom plate (3) are respectively and fixedly connected with the bottom end of the moving assembly (1);
the movable assembly (1) comprises a second hydraulic telescopic rod (101), a movable plate (102) and a roller (103), the four corners of the top end of the bottom plate (3) are respectively fixedly connected with the bottom end of the second hydraulic telescopic rod (101), the top end of the second hydraulic telescopic rod (101) is respectively fixedly connected with the four corners of the bottom end of the movable plate (102), the four corners of the top end of the working plate (6) are respectively fixedly connected with the bottom end of a connecting rod (8), the top end of the connecting rod (8) is respectively fixedly connected with the four corners of the bottom end of a square tube (9) through bolts, the top end of the square tube (9) is respectively fixedly connected with the edge of the bottom end of the top plate (11) through bolts, the two sides of the center of the bottom end of the connecting plate (13) are respectively fixedly connected with the top end of a sliding rail (17), two sliding blocks (18) corresponding to each other are respectively installed on the sliding rail (17), and the bottom ends of the sliding blocks (18, the other end of the stud (14) is matched and connected with a threaded hole formed in the center of two sides of the pressing plate (16), the bottom end of the pressing plate (16) is bonded with the top end of the first protection pad (22) through an adhesive, and two ends of the center of one side, far away from the pressing plate (16), of the top end of the mounting plate (15) are respectively attached to the bottom end of the protection assembly (2);
the protection component (2) comprises a limiting block (201), a limiting column (202), a limiting pad (203), a spring (204) and a stop column (205), wherein two ends of the center of one side, far away from the pressing plate (16), of the top end of the mounting plate (15) are respectively attached to the bottom end of the limiting block (201), the bottom end of the limiting block (201) is respectively fixedly connected with the top end of the stop column (205) through a bolt, the bottom end of the stop column (205) respectively penetrates through holes formed in two ends of the center of one side, far away from the pressing plate (16), of the mounting plate (15) and is welded with the top end of the limiting column (202), the axis of each through hole and the axis of the limiting block (201) are positioned on the same vertical straight line, the spring (204) is wound on the stop column (205), the spring (204) is positioned between the bottom end of the mounting plate (15) and the top end of the limiting column (202), the bottom end of the, the bottom ends of the first protection pad (22), the second protection pad (23) and the extension plate (20) are all located on the same horizontal straight line.
2. A multilayer board laminating apparatus according to claim 1, wherein: the anti-skid device is characterized in that a plurality of limiting holes (21) corresponding to each other are uniformly formed in the working plate (6), and the top end of the working plate (6) is bonded with the bottom end of the anti-skid pad (7) through an adhesive.
3. A multilayer board laminating apparatus according to claim 1, wherein: the supporting legs (5) are welded with the four corners of the side face of the bottom plate (3) in the center of one side respectively, and the storage box (4) is placed in the center of the top end of the bottom plate (3).
4. A multilayer board laminating apparatus according to claim 1, wherein: the top end of the moving plate (102) is uniformly provided with a plurality of rollers (103) which correspond to each other, and the top end of each roller (103) is positioned in the limiting hole (21).
5. A multilayer board laminating apparatus according to claim 1, wherein: through holes are formed in the four central corners of the top plate (11) respectively, and the output end of the first hydraulic telescopic rod (12) penetrates through the through holes and is fixedly connected with the four central corners of the top end of the connecting plate (13) through bolts respectively.
6. A multilayer board laminating apparatus according to claim 1, wherein: the one end of spliced pole (10) respectively with the both sides fixed connection of mounting panel (15), the through-hole has been seted up in the center department of mounting panel (15), and the inside one end fixed connection with double-screw bolt (14) of bearing of through-hole internally mounted.
7. A multilayer board laminating apparatus according to claim 1, wherein: through holes are respectively formed in the two central ends of the two sides of the pressing plate (16), one end of the limiting rod (19) is located inside the through hole, and the other end of the limiting rod (19) is respectively in sleeve connection and fixed connection with the inside of the through hole formed in the two central ends of the mounting plate (15).
8. A multilayer board laminating apparatus according to claim 1, wherein: one side of the bottom end of the mounting plate (15) close to the pressing plate (16) is fixedly connected with the top end of the extension plate (20) through bolts respectively, and the bottom end of the extension plate (20) is bonded with the top end of the second protection pad (23) through an adhesive respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011037859.1A CN112123474A (en) | 2020-09-28 | 2020-09-28 | Multilayer board laminating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011037859.1A CN112123474A (en) | 2020-09-28 | 2020-09-28 | Multilayer board laminating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112123474A true CN112123474A (en) | 2020-12-25 |
Family
ID=73840907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011037859.1A Withdrawn CN112123474A (en) | 2020-09-28 | 2020-09-28 | Multilayer board laminating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112123474A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112776103A (en) * | 2021-01-29 | 2021-05-11 | 福建茂增木业有限公司 | Hydraulic pressure compression fittings is used in plywood production and processing |
| CN112792932A (en) * | 2021-02-01 | 2021-05-14 | 翁晓炜 | Press-fit device for plywood |
| CN112969288A (en) * | 2021-02-03 | 2021-06-15 | 湖南好易佳电路板有限公司 | Improved method for glue overflow of laminated circuit board |
| CN114227833A (en) * | 2021-11-26 | 2022-03-25 | 深圳市联创电路有限公司 | Multilayer board laminating device |
-
2020
- 2020-09-28 CN CN202011037859.1A patent/CN112123474A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112776103A (en) * | 2021-01-29 | 2021-05-11 | 福建茂增木业有限公司 | Hydraulic pressure compression fittings is used in plywood production and processing |
| CN112792932A (en) * | 2021-02-01 | 2021-05-14 | 翁晓炜 | Press-fit device for plywood |
| CN112792932B (en) * | 2021-02-01 | 2022-04-08 | 贵港市华鑫木业科技有限公司 | Press-fit device for plywood |
| CN112969288A (en) * | 2021-02-03 | 2021-06-15 | 湖南好易佳电路板有限公司 | Improved method for glue overflow of laminated circuit board |
| CN114227833A (en) * | 2021-11-26 | 2022-03-25 | 深圳市联创电路有限公司 | Multilayer board laminating device |
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Application publication date: 20201225 |