CN114171322A - Lamination pressing method for solid electrolyte aluminum electrolytic capacitor - Google Patents
Lamination pressing method for solid electrolyte aluminum electrolytic capacitor Download PDFInfo
- Publication number
- CN114171322A CN114171322A CN202010951947.6A CN202010951947A CN114171322A CN 114171322 A CN114171322 A CN 114171322A CN 202010951947 A CN202010951947 A CN 202010951947A CN 114171322 A CN114171322 A CN 114171322A
- Authority
- CN
- China
- Prior art keywords
- tray
- wire frame
- foil
- lamination
- manipulator
- 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.)
- Granted
Links
- 238000003475 lamination Methods 0.000 title claims abstract description 64
- 239000003990 capacitor Substances 0.000 title claims abstract description 19
- 238000003825 pressing Methods 0.000 title claims abstract description 19
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 17
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 239000007784 solid electrolyte Substances 0.000 title claims abstract description 16
- 239000011888 foil Substances 0.000 claims abstract description 74
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052709 silver Inorganic materials 0.000 claims abstract description 16
- 239000004332 silver Substances 0.000 claims abstract description 16
- 238000003466 welding Methods 0.000 claims abstract description 13
- 230000009347 mechanical transmission Effects 0.000 claims abstract description 12
- 239000003292 glue Substances 0.000 claims abstract description 8
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims 1
- 238000007711 solidification Methods 0.000 abstract description 4
- 230000008023 solidification Effects 0.000 abstract description 4
- 238000010030 laminating Methods 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000000084 colloidal system Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/15—Solid electrolytic capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/008—Terminals
- H01G9/012—Terminals specially adapted for solid capacitors
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/13—Energy storage using capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The invention relates to a laminating pressing method for a solid electrolyte aluminum electrolytic capacitor, which comprises a first tray, a second tray, a pressure block, a wire frame piece, a conveying machine table, a manipulator and a sliding track, wherein the first tray is arranged on the first tray; the middle of the first tray is provided with a hollow strip-shaped groove; the first tray is tightly buckled and stacked above the second tray; the wire frame piece is arranged in a strip-shaped groove in the first tray; the manipulator consists of clamping legs, a mechanical transmission part, a bracket and a sliding block, wherein a wire frame sheet is provided with a foil lamination, one end of the foil lamination is fixedly connected with the wire frame sheet through cold welding, and the foil lamination is fixed by silver glue; the pressure block is placed on the first tray, and the pressure block is used for extruding, molding and curing the laminated foil. The pressure block is pressed on the foil lamination of the single-side cold welding and the coated silver paste in the wire frame sheet through the manipulator, the foil lamination obtained after solidification is placed for a long time and cannot be loosened, and the problem that the product is poor due to the fact that the edge of the foil is warped in the traditional foil lamination processing is solved.
Description
Technical Field
The invention belongs to the field of electrolyte aluminum electrolytic capacitor manufacturing equipment, and particularly relates to a lamination pressing method for a solid electrolyte aluminum electrolytic capacitor.
Background
With the trend of thin and flat electronic parts, the shape of the capacitor will change, and the capacitor is derived from the conventional cylindrical shape and the production process will gradually compress the foil lamination space. The foil that relates to the stromatolite on the product wire frame in the stromatolite electric capacity manufacturing process adopts the silver-colored glue and the mode of cold welding to produce urgently, and foil and wire frame connection solidification, does not have a equipment on the current stromatolite board and can let the foil on the wire frame not perk loosen, before not having the solidification, because the laying time is long, the connection stromatolite that is in the same place on the wire frame can prize, leads to appearing sticking up the limit between the foil stromatolite, bulge or bubble, causes the product bad, such as ESR increase scheduling problem.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a laminating and pressing method for a solid electrolyte aluminum electrolytic capacitor, wherein a pressure block is automatically pressed on a foil lamination which is subjected to single-side cold welding and silver glue coating in a wire frame sheet through a mechanical arm, the foil lamination obtained by curing cannot be loosened after being placed for a long time, and the problems that foil layers are pried to be separated in the production process before high-temperature curing in the traditional process, the foil layers are warped, and bulges or bubbles occur to cause poor products, such as ESR (equivalent series resistance) increase and the like are solved.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
a solid electrolyte aluminum electrolytic capacitor lamination pressing method is characterized in that: the device comprises a first tray, a second tray, a pressure block, a wire frame piece, a conveying machine table, a manipulator and a sliding track; the middle of the first tray is provided with a hollow strip-shaped groove; the first tray is tightly buckled and stacked above the second tray; the wire frame piece is arranged in a strip-shaped groove in the first tray; the manipulator consists of a clamping foot, a mechanical transmission part, a bracket and a sliding block; a foil lamination is placed on the wire frame sheet, one end of the foil lamination is fixedly connected with the wire frame sheet through cold welding, and the foil lamination layers are fixed through silver glue; the pressure block is placed on the first tray, the pressure block extrudes the laminated foils, and after the discharge period of the wire frame sheets on the first tray is finished, the wire frame sheets are extruded and molded at high temperature and solidified.
Furthermore, the pressure block, the wire frame piece, the first tray and the second tray are sequentially placed from top to bottom to form a laminated structure.
Furthermore, the upper surface of the second tray is provided with a raised strip-shaped block, and the position of the strip-shaped block is correspondingly matched with the hollow strip-shaped groove in the middle of the first tray.
Furthermore, a plurality of sheet pin groups are arranged in the wire frame sheet, each sheet pin group is composed of two pins, one foil lamination is placed on each sheet pin group, and one end of each foil lamination is connected with one pin in a cold welding fixing single-side mode.
Furthermore, silver adhesive is uniformly coated on each layer of the foil lamination, the pressure block is placed on the foil lamination, and after the frame piece is placed in the first tray, high-temperature pressure is applied to form and solidify the foil lamination.
Furthermore, the clamping feet in the manipulator are connected with a mechanical transmission piece, the mechanical transmission piece is vertically connected with a support, the support is fixedly connected with a sliding block, the manipulator is arranged on a sliding rail, and the manipulator can move back and forth along the sliding rail in a telescopic mode.
Furthermore, the tray and the conveying machine are arranged on the same height horizontal plane.
Further, the manipulator moves backwards, the clamping feet absorb the pressure block and the wire frame piece, the manipulator moves forwards to put the pressure block and the wire frame piece into the conveying machine table, and the manipulator resets automatically.
The invention has the advantages and positive effects that:
1. according to the solid electrolyte aluminum electrolytic capacitor lamination pressing method, the pressure block is automatically pressed on the foil lamination which is subjected to single-side cold welding and silver glue coating in the wire frame sheet through the manipulator, the foil lamination obtained through curing can not be loosened after being placed for a long time, the problems that foil pieces can be pried to open in the production process of the conventional process before high-temperature curing, the foil pieces are warped to form edges between the foil lamination, bulges or bubbles are generated, and the product is poor, such as ESR (equivalent series resistance) is increased are solved, the efficiency is improved, and the method has great popularization value and practicability.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the explosive part of the pallet of the present invention.
Fig. 3 is a schematic perspective view of the tray of the present invention.
Fig. 4 is a schematic perspective view of a stack of trays according to the present invention.
Fig. 5 is a schematic perspective view of the robot of the present invention.
Fig. 6 is a schematic diagram of a wire frame sheet structure according to the present invention.
Fig. 7 is a partial structure diagram of the wire frame sheet of the present invention.
Fig. 8 is a perspective view of a second tray according to the present invention.
Fig. 9 is a perspective view of the first tray of the present invention.
The reference numbers illustrate: 1. a first tray; 2. a second tray; 3. a pressure block; 4. a wire frame piece; 5. a conveying machine table; 6. a manipulator; 7. a sliding track; 8. a strip-shaped groove; 9. clamping feet; 10. a mechanical transmission member; 11. a support; 12. a slider; 13. a foil laminate; 14. a bar-shaped block; 15. a sheet stitch group 16 and stitches.
Detailed Description
The embodiments of the invention will be described in further detail with reference to the accompanying drawings:
as shown in the attached drawings 1-9, the method for pressing the solid electrolyte aluminum electrolytic capacitor lamination is characterized in that: the device comprises a first tray 1, a second tray 2, a pressure block 3, a wire frame sheet 4, a conveying machine table 5, a manipulator 6 and a sliding track 7; the middle of the first tray 1 is provided with a hollow strip-shaped groove 8; the first tray 1 is tightly buckled and stacked above the second tray 2; the wire frame piece 4 is arranged in a strip-shaped groove 8 in the first tray 1; the manipulator 6 consists of a clamping foot 9, a mechanical transmission piece 10, a bracket 11 and a sliding block 12; the wire frame sheet 4 is provided with a foil lamination 13, one end of the foil lamination 13 is fixedly connected with the wire frame sheet 4 through cold welding, and the foil lamination 13 is fixed through silver glue; the pressure block 3 is placed on the first tray 1, the foil lamination 13 is extruded by the pressure block 3, and after the frame piece 4 is placed on the first tray 1 in the emptying period, the frame piece is extruded and cured at high temperature.
The pressure block 3, the wire frame sheet 4, the first tray 1 and the second tray 2 are sequentially placed from top to bottom to form a laminated structure; the whole structure has the function of extruding the foil lamination 13, the pressure block 3 is a cuboid metal strip, and the weight of the pressure block 3 can be increased or reduced according to the number of layers of the foil lamination 13. The pressure blocks 3 are placed one by one in an array over the first tray 1. Wherein the whole process of placing and removing the pressure block 3 is automatically completed by the mechanical arm 6.
The upper surface of the second tray 2 is provided with a raised strip-shaped block 14, and the position of the strip-shaped block 14 is correspondingly matched with the hollow strip-shaped groove 8 in the middle of the first tray 1. The number of the strip-shaped blocks 14 corresponds to the number of the hollow strip-shaped grooves 8 in the middle of the first tray 1. When first tray 1 and second tray 2 pile up together, bar-shaped piece 14 cup joints in bar-shaped groove 8, and bar-shaped piece 14 acts as the effect of strong point, and wire frame 4 is placed in bar-shaped groove 8, and the foil stromatolite 13 lower extreme in wire frame 4 and bar-shaped piece 14 upper surface contact, the lower terminal surface of pressure piece 3 contacts with the up end of foil stromatolite 13 when pressure piece 3 presses on first tray 1, and foil stromatolite 13 is pressed between bar-shaped piece 14 and pressure piece 3 this moment, because foil stromatolite 13 receives the pressure effect of pressure piece 3 down and will closely laminate.
The wire frame piece 4 is provided with a plurality of sheet pin groups 15, each sheet pin group 15 is composed of two pins 16, one foil lamination 13 is placed on each sheet pin group 15, and one end of each foil lamination 13 is fixedly connected with one pin 16 in a single-side mode through cold welding. When one end of the foil stack 13 is subjected to tension after single-side cold welding, the other end of the foil stack 13 is opened in a V shape. Each layer of the foil lamination 13 is evenly coated with silver adhesive, one end of the foil lamination 13 stressed to be opened is adhered by coating the silver adhesive on the foil lamination 13, the silver adhesive needs to be placed for a certain time to be solidified, the wire frame piece 4 is placed in the hollow strip-shaped groove 8 in the middle of the first tray 1, each wire frame piece 4 comprises a plurality of foil laminations 13, and each foil lamination 13 is arranged and distributed in an array mode. A strip line frame piece 4 is placed in fretwork strip groove 8 in the middle of first tray 1, every strip groove 8. After placing wire frame piece 4 in the fretwork strip groove 8 in the middle of first tray 1, place pressure piece 3 on the strip groove 8 of first tray 1 respectively. Placing the pressure block 3 on the foil lamination 13, applying pressure for 10-15 minutes to form and solidify the foil lamination 13, pressing the foil lamination 13 flatly by applying the pressure block 3, and uniformly extruding and distributing the silver colloid so that the surface of each foil in the foil lamination 13 is fully contacted with the silver colloid and the foil lamination 13 is fully adhered; and (3) baking at high temperature in the environment of the pressure block 3, and solidifying the coated silver colloid to obtain a flat and firm foil lamination 13. Two ends of the solidified foil lamination 13 respectively obtain a pin 16, and the pin 16 which is connected with the single side through cold welding and fixation and the pin 16 which is connected with silver glue through solidification respectively.
The clamping feet (9) in the manipulator 6 are connected with a mechanical transmission piece 10, the mechanical transmission piece 10 is vertically connected with a support 11, the support 11 is fixedly connected with a sliding block 12, the manipulator 6 is arranged on a sliding rail 7, and the manipulator 6 stretches and retracts back and forth along the sliding rail 7. The tray 1 and the transmission machine table 5 are arranged on the same height horizontal plane. The manipulator 6 moves backwards, the clamping feet 9 absorb the pressure block 3 and the wire frame piece 4, the manipulator 6 moves forwards to put the pressure block 3 and the wire frame piece 4 into the conveying machine table 5, and the manipulator 6 resets automatically.
When the foil stack 13 is cured, the robot 6 moves and the gripper foot 9 is controlled by the mechanical transmission 10 to grip the cured foil stack 13 in the first tray 1. When the clamping foot 9 of the robot 6 sucks the pressure block 3, the wire frame piece 4 is clamped away together with the foil stack 13. The manipulator 6 places the pressure block 3 that absorbs at the conveying board 5, and the manipulator 6 does the repetitive motion, until all pressing blocks 3 in the first tray 1 press from both sides and take away and finish. The cured foil stack 13. By cutting the stitches 16 in the wire frame a strong foil laminate 13 will be obtained with two stitches 16 attached.
It should be emphasized that the embodiments described herein are illustrative rather than restrictive, and thus the present invention is not limited to the embodiments described in the detailed description, but other embodiments derived from the technical solutions of the present invention by those skilled in the art are also within the scope of the present invention.
Claims (8)
1. A solid electrolyte aluminum electrolytic capacitor lamination pressing method is characterized in that: comprises a first tray (1), a second tray (2), a pressure block (3), a wire frame sheet (4), a conveying machine table (5), a manipulator (6) and a sliding track (7); a hollow strip-shaped groove (8) is formed in the middle of the first tray (1); the first tray (1) is tightly buckled and stacked above the second tray (2); the wire frame piece (4) is arranged in a strip-shaped groove (8) in the first tray (1); the manipulator (6) consists of a clamping foot (9), a mechanical transmission part (10), a bracket (11) and a sliding block (12); a foil lamination (13) is placed on the wire frame sheet (4), one end of the foil lamination (13) is fixedly connected with the wire frame sheet (4) through cold welding, and the foil lamination (13) is fixed by silver glue; the pressure block (3) is placed on the first tray (1), the foil lamination (13) is extruded by the pressure block (3), and after the wire frame piece (4) is placed on the first tray (1) in the emptying period, the wire frame piece and the foil lamination are extruded and cured together through high-temperature extrusion.
2. The solid electrolyte aluminum electrolytic capacitor lamination pressing method according to claim 1, characterized in that: the pressure block (3), the wire frame piece (4), the first tray (1) and the second tray (2) are sequentially placed from top to bottom to form a laminated structure.
3. The solid electrolyte aluminum electrolytic capacitor lamination pressing method according to claim 1, characterized in that: the upper surface of the second tray (2) is provided with a raised strip-shaped block (14), and the position of the strip-shaped block (14) is correspondingly matched with the hollow strip-shaped groove (8) in the middle of the first tray (1).
4. The solid electrolyte aluminum electrolytic capacitor lamination pressing method according to claim 1, characterized in that: the wire frame piece (4) is internally provided with a plurality of sheet pin groups (15), each sheet pin group (15) is composed of two pins (16), a foil lamination (13) is placed on each sheet pin group (15), and one end of each foil lamination (13) is fixedly connected with one pin (16) in a cold welding mode.
5. The solid electrolyte aluminum electrolytic capacitor lamination pressing method according to claim 1, characterized in that: silver adhesive is uniformly coated on each layer of the foil lamination (13), the pressure block (3) is placed on the foil lamination (13), and after the emptying period of the wire frame sheet (4) on the first tray (1) is finished, high-temperature pressure is applied to form and solidify the foil lamination (13).
6. The solid electrolyte aluminum electrolytic capacitor lamination pressing method according to claim 1, characterized in that: the manipulator (6) is characterized in that clamping feet (9) in the manipulator (6) are connected with a mechanical transmission piece (10), the mechanical transmission piece (10) is vertically connected with a support (11), the support (11) is fixedly connected with a sliding block (12), the manipulator (6) is arranged on a sliding track (7), and the manipulator (6) can move back and forth in a telescopic mode along the sliding track (7).
7. The solid electrolyte aluminum electrolytic capacitor lamination pressing method according to claim 1, characterized in that: the tray (1) and the conveying machine table (5) are arranged on the same height horizontal plane.
8. The solid electrolyte aluminum electrolytic capacitor lamination pressing method according to claim 6, characterized in that: the manipulator (6) moves backwards, the clamping feet (9) absorb the pressure block (3) and the wire frame piece (4), the manipulator (6) moves forwards to put the pressure block (3) and the wire frame piece (4) into the conveying machine table (5), and the manipulator (6) automatically resets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010951947.6A CN114171322B (en) | 2020-09-11 | 2020-09-11 | Lamination pressing method for solid electrolyte aluminum electrolytic capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010951947.6A CN114171322B (en) | 2020-09-11 | 2020-09-11 | Lamination pressing method for solid electrolyte aluminum electrolytic capacitor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114171322A true CN114171322A (en) | 2022-03-11 |
| CN114171322B CN114171322B (en) | 2023-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010951947.6A Active CN114171322B (en) | 2020-09-11 | 2020-09-11 | Lamination pressing method for solid electrolyte aluminum electrolytic capacitor |
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| Country | Link |
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| CN (1) | CN114171322B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007318056A (en) * | 2006-05-26 | 2007-12-06 | Taiyo Yuden Co Ltd | Laminated solid electrolytic capacitor and method for manufacturing laminate chip therefor |
| CN201359927Y (en) * | 2009-01-23 | 2009-12-09 | 艾立华 | Fixture for automatic aging machine of aluminum electrolytic capacitor |
| CN107316747A (en) * | 2017-07-01 | 2017-11-03 | 中南大学 | The production method of low ESR laminations solid-state aluminum electrolytic capacitor |
| CN107731572A (en) * | 2017-10-10 | 2018-02-23 | 中国振华（集团）新云电子元器件有限责任公司 | A kind of chip conducting polymer aluminum capacitor solidifies fixture |
| CN209526010U (en) * | 2018-12-28 | 2019-10-22 | 南通瑞泰电子有限公司 | A kind of Novel potting tooling of aluminium electrolutic capacitor |
| CN110459404A (en) * | 2019-08-09 | 2019-11-15 | 丰宾电子（深圳）有限公司 | A kind of manufacturing method of solid electrolyte/aluminum electrolytic capacitor |
-
2020
- 2020-09-11 CN CN202010951947.6A patent/CN114171322B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007318056A (en) * | 2006-05-26 | 2007-12-06 | Taiyo Yuden Co Ltd | Laminated solid electrolytic capacitor and method for manufacturing laminate chip therefor |
| CN201359927Y (en) * | 2009-01-23 | 2009-12-09 | 艾立华 | Fixture for automatic aging machine of aluminum electrolytic capacitor |
| CN107316747A (en) * | 2017-07-01 | 2017-11-03 | 中南大学 | The production method of low ESR laminations solid-state aluminum electrolytic capacitor |
| CN107731572A (en) * | 2017-10-10 | 2018-02-23 | 中国振华（集团）新云电子元器件有限责任公司 | A kind of chip conducting polymer aluminum capacitor solidifies fixture |
| CN209526010U (en) * | 2018-12-28 | 2019-10-22 | 南通瑞泰电子有限公司 | A kind of Novel potting tooling of aluminium electrolutic capacitor |
| CN110459404A (en) * | 2019-08-09 | 2019-11-15 | 丰宾电子（深圳）有限公司 | A kind of manufacturing method of solid electrolyte/aluminum electrolytic capacitor |
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| Publication number | Publication date |
|---|---|
| CN114171322B (en) | 2023-06-30 |
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