CN108598350A - A kind of preparation method of the thermal cell lead with thermal Sperayed Ceramic Coatings - Google Patents
A kind of preparation method of the thermal cell lead with thermal Sperayed Ceramic Coatings Download PDFInfo
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- CN108598350A CN108598350A CN201810330188.4A CN201810330188A CN108598350A CN 108598350 A CN108598350 A CN 108598350A CN 201810330188 A CN201810330188 A CN 201810330188A CN 108598350 A CN108598350 A CN 108598350A
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- lead
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- thermal cell
- collector plate
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- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/30—Deferred-action cells
- H01M6/36—Deferred-action cells containing electrolyte and made operational by physical means, e.g. thermal cells
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Coating By Spraying Or Casting (AREA)
Abstract
The present invention relates to a kind of preparation methods of the thermal cell lead with thermal Sperayed Ceramic Coatings, belong to field of chemical power source, the thermal cell lead is spoted weld the two together by spot welding with lead by the collector plate with centre bore, then is sprayed to ceramic coating on lead and collector plate using thermal spraying mode.The present invention prepares thermal cell lead and overcomes traditional handicraft packaging trouble, easily there is the technique drawback of short circuit, simplify the preparation process of thermal cell packaging, thermal cell lead packaging obtained is convenient, the advantages that insulation effect is good, and production efficiency can be effectively improved, manufacturing cost is reduced, there is preferable application prospect.
Description
Technical field
The present invention relates to a kind of preparation methods of the thermal cell lead with thermal Sperayed Ceramic Coatings, belong to electrochmical power source skill
Art field.
Background technology
Thermal cell is that the heating system formed with priming system and its medicament adds nonconducting solid state salt electrolyte
Heat fusing enters a kind of deposit chemical cell of working condition at ionic conductor.Thermal cell is short with activationary time, exports
The advantages that power is big, higher than energy, use temperature range is wide, period of storage is long, thus be widely used in various weapons, especially
Be in big, medium caliber shell, shed bullet etc. in be even more to play a great role.Thermal cell is that guided missile, nuclear weapon, common ammunition etc. are existing
For the power supply that chemical weapons device is very ideal, highly important position is occupied in Military Power.
Traditional thermal cell uses metal material, such as soft state nickel strap, stainless steel band with lead.Since lead is metal material
Material itself has good conductive and thermal conductivity, needs to pay close attention to the processing mode to lead in thermal cell packaging process.
Usual way is to have wrapped up cell group with insulated heat material (such as asbestos paper, natural mica piece, aeroge) to carry out one
After secondary protection, insulation board must also be placed again between lead and insulated heat material layer, carry out second protection.But it is prepared
Process needs artificial winding, filling etc., very complicated, for product of large quantities, low production efficiency.
Currently, in existing various heat-barrier materials, ceramic insulating material high, good heat-insulation effect due to the use of temperature, is to work as
Modern important one of heat-barrier material.Compared with other heat-barrier materials, ceramic insulating material has low (the wherein zirconium oxide pottery of thermal conductivity
1000 DEG C of porcelain high temperature resistant, thermal coefficient are 2.09W/ (mK)), high (compressive resistance is reachable at 1000 DEG C for thermal structure intensity
1200~1400MPa), good (1000 DEG C or less resistance to high temperature such as a variety of molten metals, silicate, glass for acid-alkali-corrosive-resisting performance
Corrosion, resistance to caustic alkali, carbonate and various sour (except the concentrated sulfuric acids and hydrofluoric acid) solution corrosion) etc. outstanding features, be ideal
Heat-insulating heat-preserving material.
Using plasma spray coating process, heat insulating coat is directly coated on metal lead wire, can mass production, batch stablize
Property it is high, production efficiency obviously optimizes, and is ideal thermal cell production technology.
Invention content
The purpose of the present invention at present prepare thermal cell there are the problem of, provide a kind of with thermal Sperayed Ceramic Coatings
The preparation method of thermal cell lead, the lead which makes can play good insulation and thermal insulation effect.
Since nickel base electrode use environment maximum temperature is up to 500 DEG C, organic material insulating coating is such as used, easily
Occur under high temperature, coating decomposes or internal carbonization, causes insulating coating to fail, be easy to cause short circuit.So the present invention is using resistance to
The good inorganic coating of high-temperature behavior, the method that coating preparation method uses thermal spraying.Thermal cell prepared by this method is applied with lead
The oxide, nitride or carbide material of the good insulatings such as aluminium oxide, zirconium oxide may be selected in layer material.
The present invention solves the above problems the technical solution of use：The preparation side of the thermal cell lead of thermal Sperayed Ceramic Coatings
Method, it is characterised in that the preparation method of the thermal cell lead with thermal Sperayed Ceramic Coatings is in vertically spoting weld and having by lead
On the round collector plate side in heart hole, then using thermal spraying mode ceramic coating is sprayed on lead and collector plate, the preparation side
The lead wire insulation insulation effect that method makes is good, can mass production, lot stability is high, and production efficiency significantly improves.
There is thermal spraying ceramic to apply for lead 1 with thermal Sperayed Ceramic Coatings, the collector plate 2 with Thermal Sprayed Ceramic
The lead 1 of layer is connected together with the collector plate 2 with Thermal Sprayed Ceramic by way of spot welding.
Steps are as follows for the preparation method of thermal cell lead with thermal Sperayed Ceramic Coatings：
(1) lead is placed on the nickel sheet side with centre bore and carries out spot welding, wire bond pad areas 2~3mm of field width, spot welding is many
At 4 points and it is uniformly distributed；
(2) surface preparation first protects the part that collector plate need not spray with paper self-adhesive tape, then in sand-blasting machine
Blasting treatment, in 0.1~0.5MPa, sand-blast material is 20~150 mesh white fused aluminas, Brown Alundum or bead for blasting pressure control；
(3) after removing protection with paper self-adhesive tape, in the special heat-resisting protective adhesive tape protection of part thermal spraying not sprayed
Good, by collector plate clamping on spraying frock, it is 7~12cm to adjust spray gun and lead distance.
(4) prime coat and insulating layer are sprayed successively when spraying；Prime coat is MCrAlY or Ni packet Al, wherein：M is Ni or Co
Technological parameter is adjusted according to table 1, and insulating layer is aluminium oxide or zirconium oxide, and technological parameter is adjusted according to table 2；
1 prime coat technological parameter of table
2 insulating layer technological parameter of table
Plasma spraying operating process：It is 7~12cm that spray gun, which is adjusted, at a distance from lead, and lead is well placed；In machinery
The technological parameter of setting spraying prime coat and insulating layer on hand sprays the technological parameter of prime coat and insulating layer respectively according to table 1
It is adjusted with table 2,；Open spraying equipment main power source；Hydrogen, argon gas, nitrogen main switch are opened, water cooling plant switch is opened；
Power initiation, Job readiness are pressed on spray painting control cabinet successively, whether observation argon flow amount is in 1000~2000L
Otherwise min-1 is manually adjusted；Starting the arc button is pressed on switch board, after starting the arc success, adjusts electric current to 400~800A；Hydrogen
Flow is controlled by voltage, adjusts voltage to 40~80V；Start powder feeder；Start manipulator；
After manipulator is automatically stopped work, powder feeder is closed, hydrogen gas switch is closed on switch board, closing control cabinet powers on
Stream；
Arc-suppressing switch is pressed on switch board；By power supply close button on switch board, spraying is completed；Spraying equipment master is closed successively
Power supply, powder feeder power supply, manipulator power supply, water cooling plant switch；Close hydrogen, argon gas, nitrogen main switch.With ceramic coating
Thermal cell lead overcome all Alternative drawbacks of Conventional thermoelectric pond lead, reduce unnecessary technique, spray to lead
On ceramic coating layer intensity it is good, there is anti high overload impact, the advantages such as resistance to high rotation, while ceramic coating itself to have exhausted
Edge, adiabatic effect.Conventional wire packaging complicated technology is simplified, while coordinating intelligent production line that can effectively improve production effect
Rate reduces battery manufacture cost, has preferable application field.
Beneficial effects of the present invention：The ceramic coating of use is as the separation layer between pile and lead, the effect of doing so
Fully played ceramic material high temperature resistant, insulation, low thermal conductivity functionality, heatproof is up to 800 DEG C or more；Insulation resistance can
Up to 500M Ω or more；Thermal coefficient be 2.5W/ (mK) below.Involved material is convenient for industrial production, and preparation process is simple,
Reliability is high.Thermal cell lead with thermal Sperayed Ceramic Coatings simplifies the technology of the package in Conventional thermoelectric pond, reduces cost
Material and cost of labor are conducive to the application of engineering.The lead has been successfully applied in thermal cell.
Description of the drawings
Fig. 1 collector plate schematic diagrames
Fig. 2 lead schematic diagrames
Fig. 3 carries the thermal cell lead schematic diagram of thermal Sperayed Ceramic Coatings
In figure：A is the thermal cell guiding profile figure with thermal Sperayed Ceramic Coatings, and b is that a rotates 180 ° of figures.
Specific implementation mode
With reference to the accompanying drawings and examples, technical scheme of the present invention is described further.
Example 1
The preparation method of the thermal cell lead with thermal Sperayed Ceramic Coatings of the present invention is that lead is vertically spoted weld to tool
Have on the round collector plate side of centre bore, then is sprayed to ceramic coating on lead and collector plate using thermal spraying mode；Current collection
Piece is nickel sheet；Lead is nickel strap；Ceramics are zirconium oxide.
The preparation method of thermal cell lead with thermal Sperayed Ceramic Coatings, includes the following steps：
(1) lead is placed on the nickel sheet side with centre bore and carries out spot welding, wire bond pad areas field width 3mm, 4 points of spot welding and
Even distribution；
(2) surface preparation first protects the part that electrode need not spray with paper self-adhesive tape, is then sprayed in sand-blasting machine
Sand processing, blasting pressure control select 30 mesh white fused aluminas in 0.2MPa, sand-blast material.Blasting pressure is controlled in 0.3MPa；
(3) after clamping workpiece removes protection with paper self-adhesive tape, in the special heat-resisting guarantor of part thermal spraying that need not be sprayed
Retaining tape protects, and by electrode clamping on spraying frock, adjusts distance and spray procedure；
(4) spraying sprays prime coat NiCrAlY coatings and alumina insulation successively according to plasma spraying operating process
Layer.Prime coat technological parameter is adjusted according to table 1, and insulating layer technological parameter is adjusted according to table 2.
1 prime coat technological parameter of table
2 insulating layer technological parameter of table
Plasma spraying operating process：Spray gun is adjusted at a distance from workpiece according to the spray distance of design, and workpiece is put
It is good；It is required according to spraying, carries out spray procedure adjustment and setting on a robotic arm, determine that spray procedure is errorless；Spraying is opened to set
Standby main power source；Hydrogen, argon gas, nitrogen main switch are opened, water cooling plant switch is opened.
Pressed successively on spray painting control cabinet, power initiation, Job readiness, observation argon gas whether design range of flow,
If not existing, manually adjusted；Starting the arc button is pressed on switch board, after starting the arc success, adjusts electric current to designated position；Adjust hydrogen
Gas air inlet switch, until flow to voltage reaches preset value；Manual current compensation is to preset value；Start powder feeder；Start manipulator；
After manipulator is automatically stopped work, powder feeder is closed, hydrogen gas switch is closed on switch board, is adjusted to electric current most on switch board
It is low；Arc-suppressing switch is pressed on switch board；By power supply close button on switch board, spraying is completed；Close successively spraying equipment main power source,
Powder feeder power supply, manipulator power supply, water cooling plant switch；Close hydrogen, argon gas, nitrogen main switch.
The metal lead wire prepared by process above, is applied in thermal cell, sprays on lead in practical applications
Ceramic coating layer intensity is good, there is anti high overload impact to be up to 80000G, resistance to high rotation is up to 50000 turns, while ceramic coating sheet
Body has the effect of insulation, thermal insulation.Conventional wire packaging complicated technology is simplified, while coordinating intelligent production line that can effectively carry
High efficiency reduces battery manufacture cost, has preferable application field.
Claims (1)
1. a kind of preparation method of the thermal cell lead with thermal Sperayed Ceramic Coatings, it is characterised in that applied with thermal spraying ceramic
The preparation method of the thermal cell lead of layer is vertically to spot weld lead on the round collector plate side with centre bore, then use heat
Spraying method sprays to ceramic coating on lead and collector plate；
Collector plate is nickel sheet, stainless steel substrates or copper sheet；Lead is nickel strap, stainless steel band, copper strips or plating copper strips；Ceramics are aluminium oxide
Or zirconium oxide；
Steps are as follows for the preparation method of thermal cell lead with thermal Sperayed Ceramic Coatings：
(1) lead is placed on the nickel sheet side with centre bore and carries out spot welding, wire bond pad areas 2~3mm of field width, spot welding is no less than 4
It puts and is uniformly distributed；
(2) surface preparation first protects the part that collector plate need not spray with paper self-adhesive tape, the then sandblasting in sand-blasting machine
Processing, in 0.1~0.5MPa, sand-blast material is 20~150 mesh white fused aluminas, Brown Alundum or bead for blasting pressure control；
(3) it after removing protection with paper self-adhesive tape, is protected with the special heat-resisting protective adhesive tape of thermal spraying in the part not sprayed, it will
For collector plate clamping on spraying frock, it is 7~12cm to adjust spray gun and lead distance；
(4) prime coat and insulating layer are sprayed successively when spraying；Prime coat is MCrAlY or Ni packet Al, wherein：M is Ni or Co, work
Skill parameter is adjusted according to table 1；Insulating layer is aluminium oxide or zirconium oxide, and technological parameter is adjusted according to table 2；
1 prime coat technological parameter of table
2 insulating layer technological parameter of table
Plasma spraying operating process：It is 7~12cm that spray gun, which is adjusted, at a distance from lead, and lead is well placed；On a robotic arm
The technological parameter of setting spraying prime coat and insulating layer, sprays the technological parameter of prime coat and insulating layer respectively according to Tables 1 and 2
It is adjusted, opens spraying equipment main power source；Hydrogen, argon gas, nitrogen main switch are opened, water cooling plant switch is opened；
Power initiation, Job readiness are pressed on spray painting control cabinet successively, whether observation argon flow amount is in 1000~2000Lmin-
1, otherwise manually adjusted；Starting the arc button is pressed on switch board, after starting the arc success, adjusts electric current to 400~800A；Hydrogen flowing quantity
It is controlled by voltage, adjusts voltage to 40~80V；Start powder feeder；Start manipulator；
After manipulator is automatically stopped work, powder feeder is closed, closing hydrogen gas on switch board switchs, electric current on closing control cabinet；
Arc-suppressing switch is pressed on switch board；By power supply close button on switch board, spraying is completed；The main electricity of spraying equipment is closed successively
Source, powder feeder power supply, manipulator power supply, water cooling plant switch；Close hydrogen, argon gas, nitrogen main switch.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810330188.4A CN108598350A (en) | 2018-04-13 | 2018-04-13 | A kind of preparation method of the thermal cell lead with thermal Sperayed Ceramic Coatings |
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| CN201810330188.4A CN108598350A (en) | 2018-04-13 | 2018-04-13 | A kind of preparation method of the thermal cell lead with thermal Sperayed Ceramic Coatings |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112725720A (en) * | 2020-12-23 | 2021-04-30 | 中国兵器工业第五九研究所 | High-temperature-resistant composite ceramic insulating coating and preparation method thereof |
Citations (7)
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| JPS5996273A (en) * | 1982-11-26 | 1984-06-02 | Toshiba Corp | Formation of heat resistant coating layer |
| CN1439798A (en) * | 2002-02-11 | 2003-09-03 | 联合工艺公司 | Mixed thermal shield coating and its manufacture |
| CN1890456A (en) * | 2003-12-11 | 2007-01-03 | 西门子公司 | Component comprising a thermal insulation layer and an anti-erosion layer |
| EP1840239A1 (en) * | 2006-03-31 | 2007-10-03 | General Electric Company | Machine components and methods of fabricating |
| US20130344255A1 (en) * | 2012-06-13 | 2013-12-26 | Korea Institute Of Science And Technology | Multi-component thermal spray coating material and production method and coating method thereof |
| CN106129431A (en) * | 2016-07-27 | 2016-11-16 | 上海空间电源研究所 | A kind of thermal cell insulated type lead set flow assembly method |
| CN106549191A (en) * | 2016-10-20 | 2017-03-29 | 上海空间电源研究所 | A kind of thermal cell insulated type lead flow collection sheet assembly method |
-
2018
- 2018-04-13 CN CN201810330188.4A patent/CN108598350A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5996273A (en) * | 1982-11-26 | 1984-06-02 | Toshiba Corp | Formation of heat resistant coating layer |
| CN1439798A (en) * | 2002-02-11 | 2003-09-03 | 联合工艺公司 | Mixed thermal shield coating and its manufacture |
| CN1890456A (en) * | 2003-12-11 | 2007-01-03 | 西门子公司 | Component comprising a thermal insulation layer and an anti-erosion layer |
| EP1840239A1 (en) * | 2006-03-31 | 2007-10-03 | General Electric Company | Machine components and methods of fabricating |
| US20130344255A1 (en) * | 2012-06-13 | 2013-12-26 | Korea Institute Of Science And Technology | Multi-component thermal spray coating material and production method and coating method thereof |
| CN106129431A (en) * | 2016-07-27 | 2016-11-16 | 上海空间电源研究所 | A kind of thermal cell insulated type lead set flow assembly method |
| CN106549191A (en) * | 2016-10-20 | 2017-03-29 | 上海空间电源研究所 | A kind of thermal cell insulated type lead flow collection sheet assembly method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112725720A (en) * | 2020-12-23 | 2021-04-30 | 中国兵器工业第五九研究所 | High-temperature-resistant composite ceramic insulating coating and preparation method thereof |
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Application publication date: 20180928 |
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