CN105679986A - Manufacturing method of copper-nickel conducting composite collector plate - Google Patents
Manufacturing method of copper-nickel conducting composite collector plate Download PDFInfo
- Publication number
- CN105679986A CN105679986A CN201610044583.7A CN201610044583A CN105679986A CN 105679986 A CN105679986 A CN 105679986A CN 201610044583 A CN201610044583 A CN 201610044583A CN 105679986 A CN105679986 A CN 105679986A
- Authority
- CN
- China
- Prior art keywords
- nickel
- copper
- sheet
- confluxed
- copper strips
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2103/00—Two poles
-
- 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
- Y02E60/10—Energy storage using batteries
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The invention discloses a manufacturing method of a copper-nickel conducting composite collector plate. The manufacturing method specifically comprises the following steps: (1) preparing a base material; (2) carrying out laser engraving/film etching/stamping on the base material; (3) evenly sprinkling a brazing material layer on an engraved copper strip; (4) clamping a nickel strip and the copper strip, which are identically connected with each other by a clamp; (5) carrying out brazing; (6) carrying out electroplating; and (7) carrying out drying. By the method, the required copper strip and nickel strip are directly welded in a brazing manner; the production technology is simplified; the production cost is reduced; various steps are easy to control; defective products are reduced; and the economic benefits are improved. The copper-nickel composite collector plate produced by the method is low in conductivity, light in overall weight and good in welding effect; the copper strip can be in full contact with the nickel strip; and no bubble is generated.
Description
Technical field
The present invention relates to battery technology field, it is specifically related to a kind of copper nickel and leads compound and conflux the making method of sheet.
Background technology
The battery of present electronics, electric equipment products needs a large amount of conductive connecting pieces, need to be placed in battery core in by the technique such as paster, welding by conductive connecting piece by conductive connecting piece one by one, due to when the adjacent connection piece of paster, welding two, weld seam is had in welding place, the existence of weld seam can affect the connection piece electroconductibility of whole series of cells, and the technique welded one by one is loaded down with trivial details, easily produce defective products, reduce benefit, due to the existence of weld seam, the whole weight ratio of power brick/group is relatively big, is with to the people and serves inconvenience. For the connection piece Problems existing that need to weld one by one, someone produces a kind of nickel copper composition board now, conflux sheet by the connection that the etching formation of nickel copper composition board needs, the conflux monolithic conductive performance of sheet of this kind is good, the technique that the sheet that confluxes is welded in battery core is become simple, it is to increase production efficiency, reduce the generation of defective products, but the complete processing of this kind of nickel copper composition board itself is complicated, it is necessary to cost of manufacture height, it is difficult to extensively promote the use of in enterprise. Between this, it is relatively simple that we need to research and develop a kind of production technique, and production cost is low, and the conduction of good conductivity connects the sheet that confluxes.
Summary of the invention
The present invention provides a kind of copper nickel and lead compound in order to solve the problems of the technologies described above and conflux the making method of sheet, and this kind of production method solves the technical problems such as the conductivity difference of existing production method complex process, cost height, connection piece.
Copper nickel is led compound and is confluxed the making method of sheet, specifically comprises the following steps:
Step one, prepares base material, and size as required is cut out and cut base material, and described base material is nickel band and copper strips;
Step 2, according to battery core need nickel band and copper strips are carried out laser quarter/film etching/punching press, nickel band and copper strips are carved into the shape of needs;
Step 3, on the copper strips carved, evenly paving spills one layer of braze, and the fusing point of braze covers in braze lower than the fusing point of base material, nickel band, and nickel band is connected by braze is identical with copper strips;
Step 4, adopts nickel band and copper strips that clamp is coincide and connected;
Step 5, the mode of soldering is adopted nickel band and copper strips to be welded, it is specially and the nickel band of clamping and copper strips feeding soldering oven are carried out high temperature melt, after material to be brazed melts completely, nickel band and copper strips are welded after melting by material to be brazed, nickel band to be welded cools after welding with copper strips, forms copper nickel and lead compound and conflux sheet after cooling;
Step 6, the sheet that the copper nickel compound that soldering is good confluxed is electroplated;
Step 7, the sheet that the copper nickel compound electroplated confluxed is dried.
Preferably, described soldering oven is that collection is heated, welds, is cooled to structure integrally.
Preferably, the braze of described step 3 is mixed by copper and silver, and the fusing point of braze is 750 DEG C-850 DEG C.
Preferably, braze time of high temperature melt in soldering oven is more than or equal to 60min, and the temperature in baking oven is greater than the melting temperature of braze, is less than the melting temperature of the lower person of fusing point between copper strips and nickel band person.
Preferably, the time 65min of braze high temperature melt in soldering oven, the temperature in baking oven is 780 DEG C/800 DEG C/820 DEG C.
Preferably, described fixture comprises two folder sheets, the area that the area in clamping face of two folder sheets is more than or equal to nickel band or copper strips contacts with fixture clamping face.
Preferably, it is filled with nitrogen in the described cooling structure in soldering oven.
Preferably, with exhaust hole on described folder sheet.
Preferably, described copper strips thickness is 0.5mm-0.8mm, and described nickel band thickness is 0.1mm-0.2mm.
Preferred further, described copper strips thickness is 0.68mmm, and described nickel band thickness is 0.2mm.
The present invention provides a kind of copper nickel to lead compound to conflux the making method of sheet, this kind of method adopts the mode of soldering the copper strips of needs and nickel band directly to be welded together, to heat, weld, and cool to be integrated in soldering oven and complete, decrease Production Flow Chart, production technique simplifies, and reduces production cost low, and each step is easy to control, reduce the generation of defective products, it is to increase economic benefit. The copper nickel compound that this kind of mode is produced is confluxed the electroconductibility energy consumption of sheet, and overall weight is light, alleviates the overall weight of power brick/series of cells; The setting of exhaust hole on cooling environment and fixture, it is possible to avoiding there is bubble between the copper nickel band after soldering, welding effect is good, it is possible to copper strips is fully contacted with nickel band, does not have the generation of bubble.
Accompanying drawing explanation
The copper nickel compound that Fig. 1 the present invention produces is confluxed the cutting structural representation of sheet.
Embodiment
In order to allow the technician of this area understand the technical scheme of the present invention better, the present invention is further elaborated below.
As shown in Figure 1 a kind of copper nickel compound conflux sheet, copper strips 1, nickel band 2, braze 3.
This kind of copper nickel is led the conflux elementary production steps of sheet of compound and is comprised: base material prepares, and the etching/punching press of the laser quarters/film, melts base material, weld, cool, cools, and electroplates and oven dry.
The present invention provides a kind of copper nickel to lead compound to conflux the making method of sheet, specifically comprise the following steps:
Step one, prepare base material, size as required is cut out and is cut base material, described base material is nickel band and copper strips, and described copper strips is identical with the length and width size of nickel band, and described copper strips thickness is 0.5mm-0.8mm, described nickel band thickness is 0.1mm-0.2mm, preferably, described copper strips thickness is 0.68mmm, and described nickel band thickness is 0.2mm. ;
Step 2, according to battery core need nickel band and copper strips are carried out laser quarter/film etching/punching press, nickel band and copper strips are carved into the shape of needs;
Step 3, on the copper strips carved, evenly paving spills one layer of braze, and the fusing point of braze covers in braze lower than the fusing point of base material, nickel band, nickel band and copper strips are coincide by braze and are connected, can be covered with nickel band and copper strips contact surface between the two after braze thawing;
Step 4, adopt nickel band and copper strips that clamp is coincide and connected, the clamping force of fixture enough makes nickel band, braze and copper strips be clamped together, described fixture comprises two folder sheets, with exhaust hole on folder sheet, through hole is arranged on folder sheet uniformly, and the setting of through hole is enough to the air between nickel band and copper strips is discharged, the area that the area in the clamping face of two of fixture folder sheets is more than or equal to nickel band or copper strips contacts with fixture clamping face;
Step 5, the mode of soldering is adopted nickel band and copper strips to be welded, it is specially and the nickel band of clamping and copper strips feeding soldering oven are carried out high temperature melt, after material to be brazed melts completely, nickel band and copper strips are welded, nickel band to be welded cools after welding with copper strips, forms copper nickel composite band after cooling; Braze is mixed by copper and silver, and the fusing point of braze is 750 DEG C-800 DEG C. The time that braze toasts thawing in baking oven is more than or equal to 60min, and the temperature in baking oven is greater than the melting temperature of braze, is less than the melting temperature of the lower person of fusing point between copper strips and nickel band person. Preferably, it is 65min that braze toasts the time of thawing in baking oven, and the temperature in baking oven is 780 DEG C/800 DEG C/820 DEG C. It is filled with nitrogen in the described cooling structure in soldering oven. Described soldering oven is that collection is heated, welds, is cooled to structure integrally.
Step 6, the sheet that the copper nickel compound that soldering is good confluxed is electroplated;
Step 7, the sheet that the copper nickel compound electroplated confluxed is dried.
Described base material can be the combination of two of nickel band, copper strips, aluminium band three kinds of materials, namely forms copper nickel compound conflux sheet, the Copper-Aluminum compound of sheet, aluminium nickel compound that conflux and confluxes sheet, and the thickness of three kinds of base materials can be determined as required.
The present invention provides a kind of copper nickel to lead compound to conflux the making method of sheet, this kind of method adopts the mode of soldering the copper strips of needs and nickel band directly to be welded together, to heat, weld, and cool to be integrated in soldering oven and complete, decrease Production Flow Chart, production technique simplifies, and reduces production cost low, and each step is easy to control, reduce the generation of defective products, it is to increase economic benefit. The copper nickel compound that this kind of mode is produced is confluxed the electroconductibility energy consumption of sheet, and overall weight is light, alleviates the overall weight of power brick/series of cells; The setting of exhaust hole on cooling environment and fixture, it is possible to avoiding there is bubble between the copper nickel band after soldering, welding effect is good, it is possible to copper strips is fully contacted with nickel band, does not have the generation of bubble.
It it is more than the present invention's preferably implementation; it should be noted that; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art are when can make various corresponding change and distortion according to the present invention, but these change and are out of shape the protection domain that all should belong to the claim appended by the present invention.
Claims (10)
1. a copper nickel is led compound and is confluxed the making method of sheet, it is characterised in that, specifically comprise the following steps:
Step one, prepares base material, and size as required is cut out and cut base material, and described base material is nickel band and copper strips;
Step 2, according to battery core need nickel band and copper strips are carried out laser quarter/film etching/punching press, nickel band and copper strips are carved into the shape of needs;
Step 3, on the copper strips carved, evenly paving spills one layer of braze, and the fusing point of braze covers in braze lower than the fusing point of base material, nickel band, and nickel band is connected by braze is identical with copper strips;
Step 4, adopts nickel band and copper strips that clamp is coincide and connected;
Step 5, the mode of soldering is adopted nickel band and copper strips to be welded, it is specially and the nickel band of clamping and copper strips feeding soldering oven are carried out high temperature melt, after material to be brazed melts completely, nickel band and copper strips are welded, nickel band to be welded cools after welding with copper strips, forms copper nickel and lead compound and conflux sheet after cooling;
Step 6, the sheet that the copper nickel compound that soldering is good confluxed is electroplated;
Step 7, the sheet that the copper nickel compound electroplated confluxed is dried.
2. copper nickel according to claim 1 is led compound and is confluxed the making method of sheet, it is characterised in that: described soldering oven is that collection is heated, welds, is cooled to the structure of one.
3. copper nickel according to claim 2 is led compound and is confluxed the making method of sheet, it is characterised in that: the braze of described step 3 is mixed by copper and silver, and the fusing point of braze is 750 DEG C-850 DEG C.
4. copper nickel according to claim 3 is led compound and is confluxed the making method of sheet, it is characterized in that: braze time of high temperature melt in soldering oven is more than or equal to 60min, temperature in baking oven is greater than the melting temperature of braze, is less than the melting temperature of the lower person of fusing point between copper strips and nickel band person.
5. copper nickel according to claim 4 is led compound and is confluxed the making method of sheet, it is characterised in that: the time 65min of braze high temperature melt in soldering oven, the temperature in baking oven is 780 DEG C/800 DEG C/820 DEG C.
6. copper nickel according to claim 5 is led compound and is confluxed the making method of sheet, it is characterised in that: described fixture comprises two folder sheets, the area that the area in the clamping face of two folder sheets is more than or equal to nickel band or copper strips contacts with fixture clamping face.
7. copper nickel according to claim 6 is led compound and is confluxed the making method of sheet, it is characterised in that: it is filled with nitrogen in the described cooling structure in soldering oven.
8. copper nickel according to claim 7 is led compound and is confluxed the making method of sheet, it is characterised in that: with exhaust hole on described folder sheet.
9. copper nickel according to the arbitrary item of claim 1 ~ 8 is led compound and is confluxed the making method of sheet, it is characterised in that: described copper strips thickness is 0.5mm-0.8mm, and described nickel band thickness is 0.1mm-0.2mm.
10. copper nickel according to claim 9 is led compound and is confluxed the making method of sheet, it is characterised in that: described copper strips thickness is 0.68mm, and described nickel band thickness is 0.12mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610044583.7A CN105679986B (en) | 2016-01-25 | 2016-01-25 | A kind of production method of the compound confluence piece of cupro-nickel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610044583.7A CN105679986B (en) | 2016-01-25 | 2016-01-25 | A kind of production method of the compound confluence piece of cupro-nickel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105679986A true CN105679986A (en) | 2016-06-15 |
| CN105679986B CN105679986B (en) | 2018-11-27 |
Family
ID=56302140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610044583.7A Active CN105679986B (en) | 2016-01-25 | 2016-01-25 | A kind of production method of the compound confluence piece of cupro-nickel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105679986B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108091812A (en) * | 2017-12-15 | 2018-05-29 | 贤阳汇聚金属科技（苏州）有限公司 | A kind of battery bus and its manufacture craft |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101450408A (en) * | 2007-12-04 | 2009-06-10 | 王绍军 | Copper and stainless-steel nickel base vacuum brazing technique |
| US20100266871A1 (en) * | 2009-04-21 | 2010-10-21 | Hiroki Matsuo | Aluminum alloy clad sheet for heat exchangers |
| CN202268424U (en) * | 2011-09-26 | 2012-06-06 | 比亚迪股份有限公司 | Battery pack |
| CN102489871A (en) * | 2011-12-05 | 2012-06-13 | 贵研铂业股份有限公司 | Welding method of copper and copper alloy |
| CN105014306A (en) * | 2014-04-29 | 2015-11-04 | 谢振华 | Conductive composite metal sheet between lugs in batteries or batteries and machining method |
-
2016
- 2016-01-25 CN CN201610044583.7A patent/CN105679986B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101450408A (en) * | 2007-12-04 | 2009-06-10 | 王绍军 | Copper and stainless-steel nickel base vacuum brazing technique |
| US20100266871A1 (en) * | 2009-04-21 | 2010-10-21 | Hiroki Matsuo | Aluminum alloy clad sheet for heat exchangers |
| CN202268424U (en) * | 2011-09-26 | 2012-06-06 | 比亚迪股份有限公司 | Battery pack |
| CN102489871A (en) * | 2011-12-05 | 2012-06-13 | 贵研铂业股份有限公司 | Welding method of copper and copper alloy |
| CN105014306A (en) * | 2014-04-29 | 2015-11-04 | 谢振华 | Conductive composite metal sheet between lugs in batteries or batteries and machining method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108091812A (en) * | 2017-12-15 | 2018-05-29 | 贤阳汇聚金属科技（苏州）有限公司 | A kind of battery bus and its manufacture craft |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105679986B (en) | 2018-11-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202268424U (en) | Battery pack | |
| CN102569438A (en) | Solar cell capable of saving silver paste and preparation process thereof | |
| CN108231952B (en) | Photovoltaic cell module and preparation process thereof | |
| CN204598336U (en) | A kind of radiator of thermal sensitive ceramic heater and thermal sensitive ceramic heater | |
| CN103066151B (en) | A kind of manufacture method of back contact solar cell string | |
| CN215183994U (en) | Back contact solar cell, electrode thereof and photovoltaic module | |
| CN204834594U (en) | Power semiconductor | |
| CN105679986A (en) | Manufacturing method of copper-nickel conducting composite collector plate | |
| CN103531646A (en) | Solar cell electrode facilitating soldering of solder strip | |
| CN210866215U (en) | Solar cell module | |
| CN110600750B (en) | All-vanadium redox flow battery composite terminal electrode and preparation method thereof | |
| CN202940204U (en) | Silver contact structure of contact system | |
| CN207834320U (en) | A kind of crystal silicon solar batteries front electrode main grid structure | |
| CN201986264U (en) | Compound substrate for low-thermal resistance radio frequency amplifier | |
| CN203134738U (en) | An over-current over-voltage protection element | |
| CN105977438A (en) | Method for producing copper and nickel composite conflux sheet | |
| CN103035420B (en) | A kind of silver contact point structure of contact system and manufacture method | |
| CN205564762U (en) | Back contact solar cell 's electrode extraction structure | |
| CN107919402A (en) | A kind of crystal silicon solar batteries front electrode main grid structure and its printing process | |
| CN105552137B (en) | A kind of small chip electrode outbound course of back contact solar battery | |
| CN201636635U (en) | Large-power LED lamp | |
| CN208272004U (en) | A kind of series-parallel nickel strap of battery | |
| CN216729981U (en) | Hot-press welding die structure for battery pole plate | |
| CN218002193U (en) | DBC sintering holds and burns tool | |
| CN204680695U (en) | A kind of for the multi-cascade thermoelectric arm under large temperature difference environment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |