CN106624324A - Tool for cylindrical lithium ion battery shell electron beam welding - Google Patents
Tool for cylindrical lithium ion battery shell electron beam welding Download PDFInfo
- Publication number
- CN106624324A CN106624324A CN201611235981.3A CN201611235981A CN106624324A CN 106624324 A CN106624324 A CN 106624324A CN 201611235981 A CN201611235981 A CN 201611235981A CN 106624324 A CN106624324 A CN 106624324A
- Authority
- CN
- China
- Prior art keywords
- lithium ion
- electron beam
- ion battery
- beam welding
- leading screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003466 welding Methods 0.000 title claims abstract description 55
- 238000010894 electron beam technology Methods 0.000 title claims abstract description 26
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 23
- 230000003287 optical effect Effects 0.000 claims abstract description 16
- 239000010935 stainless steel Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000005086 pumping Methods 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 description 16
- 230000000694 effects Effects 0.000 description 3
- 230000003028 elevating effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910001094 6061 aluminium alloy Inorganic materials 0.000 description 1
- 241001133184 Colletotrichum agaves Species 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K15/00—Electron-beam welding or cutting
- B23K15/0026—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K15/00—Electron-beam welding or cutting
- B23K15/04—Electron-beam welding or cutting for welding annular seams
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a tool for electron beam welding of a cylindrical lithium ion battery shell; the method is characterized in that: at least comprises the following steps: the lithium ion battery bracket comprises a bracket panel with a rectangular structure, wherein a plurality of round holes for placing lithium ion batteries are formed in the bracket panel; a jackscrew is arranged on the side edge of the round hole; a bottom bracket with a square structure; the bottom bracket and the bracket panel are parallel to each other; a bottom plate is fixedly connected in the bottom bracket, and a lead screw for driving a bracket panel to realize lifting motion is fixedly arranged on the bottom plate; a lifting optical axis is arranged between the bracket panel and the bottom bracket; one end and the bottom support fixed connection of lift optical axis, the other end of lift optical axis passes through the optical axis support and is connected with the support panel. The tool for the electron beam welding of the cylindrical lithium ion battery shell has the characteristics of stable supporting performance, high positioning precision and quick and convenient assembly and disassembly, and can realize the electron beam welding of six end face welding seams of one-step vacuum pumping welding.
Description
Technical field
The present invention produces the welding production needs for stemming from space lithium ion battery, belongs to electron beam welding technology neck
Domain, more particularly to a kind of frock of column lithium ion battery housing electron beam welding.
Background technology
At present, for the domestic column lithium ion battery used on Aerospace Satellite, there is twice weld seam on battery container,
One is circumferential weld between housing and cap, and another is end face circular weld joint between housing and shell bottom, the position of two weld seams
Put symmetrical, be packaged using electron beam welding, the weldquality formed by electron beam welding is higher, its air-tightness and
Excellent in mechanical performance, can reach the requirement of space flight level.
In the Jin Feng areas of this two weld seams, there is a thermo-responsive battery component that fusing point is relatively low, such as insulation assembly and battery every
Film etc..First, to prevent heat when welding from producing fire damage to intraware, corresponding welding tooling is needed to be dissipated
Heat, the welding tooling of common civilian goods battery cannot ensure good contact radiating.Secondly, the beam spot very little of electron beam welding,
It is higher for the dimensional fits required precision of welded piece, it is also higher to the positioning accuracy request of welding tooling accordingly, commonly
Welding tooling positioning precision it is inadequate.And electron beam welding is carried out in vacuum environment, this requires that welding tooling will
There is corresponding exhaust measure, to ensure vacuum when welding, common welding tooling does not possess the function.In addition, it is ensured that welding
While quality, welding efficiency is improved, twice weld seam is optimal selection by once vacuumizing whole being soldered, while to ensure
The uniformity of two ends weld seam, this is also required to the welding tooling of particular design to ensure.Therefore, common welding tooling cannot meet
Production requirement.
The content of the invention
The technical problem to be solved in the present invention is：A kind of work of column lithium ion battery housing electron beam welding is provided
Dress, the frock of the column lithium ion battery housing electron beam welding has stable support performance, positioning precision height, handling
Quick and convenient the characteristics of, and can realize once vacuumizing six road edge weld electron beam weldings of welding.
The present invention is adopted the technical scheme that to solve technical problem present in known technology：
A kind of frock of column lithium ion battery housing electron beam welding, at least includes：
The support panel (1) of rectangular configuration, offers the circle of multiple placement lithium ion batteries on the support panel (1)
Hole；The side of the circular hole is provided with jackscrew (11)；
The bottom bracket (7) of " mouth " character form structure；The bottom bracket (7) is parallel to each other with support panel (1)；Described
Base plate (10) is fixedly connected with bottom bracket (7), driving arm panel (1) realization is installed with the base plate (10)
The leading screw of elevating movement；
Lifting optical axis (2) is provided between the support panel (1) and bottom bracket (7)；Lifting optical axis (2)
One end is fixedly connected with bottom bracket (7), and the other end of lifting optical axis (2) is by light bracing strut (3) and support panel (1)
Connection.
Preferably, the present invention additionally uses following additional technical feature to solve above-mentioned technical problem：
Further：The leading screw is t type leading screws.
Further：The leading screw includes leading screw main body (8), is socketed on the leading screw sleeve (9) of leading screw main body (8) outer wall；Institute
State leading screw main body (8) to be connected with the lower surface of support panel (1) by feed screw nut (5).
Further：The base plate (10) is made up of stainless steel material.
Further：The thickness of the base plate (10) is 10mm.
Further：The leading screw sleeve (9) is made up of aluminium alloy.
Further：Support ring is socketed with the circular hole.
The present invention has the advantages and positive effects that：
1st, assembly precision is high.Support panel ensure that the axiality from workbench to each axial heat dissipation tool, so as to protect
The axiality of each station battery container is demonstrate,proved, and then ensure that the peak of clamping rear end face weld seam is high in same level
Degree, the uniformity for making electro-beam welding process is protected
2. good heat dissipation effect is filled.Be brought into close contact with axial heat dissipation tool plane and support panel, and frock and support it
Between contact area is larger, laminating degree preferably, so as to ensure to dissipate effect；
3. product percent of pass is high. and above-mentioned two advantage determines high using the qualification rate of the frock welding battery；
4. high working efficiency.Support can arrange in pairs or groups six sets of radial direction heat dissipation tools simultaneously, and spiral shell is adopted between frock and support
The convenient operation of cap design, end face weld tooling bracket frock clamping is simple, it is ensured that the convenience of frock entirety clamping；Meanwhile, can
Realization once vacuumizes six road girth joints of welding, improves operating efficiency.
5. strong applicability.Frock possesses exhaust passage, and material is nonmagnetic substance, meets the special of electron beam welding
Need, while being more suitable for other welding methods, possess specificity and versatility.
Description of the drawings
Fig. 1 is the structure chart of the preferred embodiment of the present invention；
Fig. 2 is the local structural graph of the preferred embodiment of the present invention, is mainly used in showing the structure removed after support panel；
Fig. 3 is the front view of the preferred embodiment of the present invention；
Fig. 4 is the left view of the preferred embodiment of the present invention
Fig. 5 is the top view of the preferred embodiment of the present invention；
Wherein：1st, support panel；2nd, optical axis is lifted；3rd, light bracing strut；4th, t types leading screw；5th, feed screw nut；6：Structural support
Bar；7th, bottom bracket；8th, leading screw main body；9th, leading screw sleeve；10th, base plate；11st, jackscrew.
Specific embodiment
For the content of the invention, feature and effect of the present invention can be further appreciated that, following examples are hereby enumerated, and coordinate accompanying drawing
Describe in detail as follows：
Refer to Fig. 1 to Fig. 5, a kind of frock of column lithium ion battery housing electron beam welding, including：
The support panel 1 of rectangular configuration, offers the circular hole of multiple placement lithium ion batteries on the support panel 1；
The side of the circular hole is provided with jackscrew 11；
The bottom bracket 7 of " mouth " character form structure；The bottom bracket 7 is parallel to each other with support panel 1；In the bottom
Base plate 10 is fixedly connected with frame 7, the silk that driving arm panel 1 realizes elevating movement is installed with the base plate 10
Thick stick；
Lifting optical axis 2 is provided between the support panel 1 and bottom bracket 7；One end and bottom of the lifting optical axis 2
Portion's support 7 is fixedly connected, and the other end of the lifting optical axis 2 is connected by light bracing strut 3 with support panel 1.
In above preferred embodiment, what leading screw was selected is t types leading screw 4, and the t types leading screw 4 includes leading screw main body 8, socket
In the leading screw sleeve 9 of the outer wall of leading screw main body 8；The leading screw main body 8 is connected by feed screw nut 5 with the lower surface of support panel 1.
Structural support rod 6 is additionally provided between the support panel 1 and bottom bracket 7；It is socketed with the circular hole
Support ring (also referred to as snap ring).
In the preferred embodiment：Battery end-face welding supporting tool has six stations, without replacing the same of agent structure
As long as when change snap ring and can just realize that the battery end-face welding of existing each size needs simultaneously A faces to have jackscrew to arrange in pairs or groups each
Size snap ring can easily realize that the dieback function of battery effectively limits the play axially and radially of battery.Next bottom
Seat coordinates hex screw and T-nut effectively to fix on the table and while take into account lifting platform with lower margin location hole
Function, range reaches 175mm to 285mm, and electrodeless lifting can be realized in size range, if counterface weldering radiating
Frock or pad heat dissipation tool can also further improve working depth.
In above preferred embodiment：Support panel 1 is made up of aluminium alloy 6061, the generally frame structure of support panel 1,
It passes through 4 lifting optical axises 2 and the t types leading screw 4 and feed screw nut 5 at light bracing strut 3 and middle part are capable of achieving electrodeless elevating function；
4 lifting optical axises 2 realize the horizontal looseness of workbench with light bracing strut 3 by screw, and t types leading screw 4 and feed screw nut 5 are then limited
Workbench radial-play is made, this design ensure that reliable and stable after worktable lifting, light bracing strut 3 and the structure of workbench
Strut 6, structural support rod 6 is connected with 4 bottom brackets 7, all employs the connected mode that tongue-and-groove is embedded plus screw rod is linked, double
Insurance has been effectively ensured the absolute stability of support, and the leading screw main body 8 of t types nut 4 is embedded on leading screw sleeve 9, leading screw sleeve 9 by
6061 aluminium alloys are constituted, and leading screw sleeve 9 is fixed in one piece of stainless steel plate 10 by way of screw adds pin, and screw adds pin
Nail not only ensure that the accurate of positioning but also can effectively prevent sleeve because rotation and the torsion that brings, and thus base plate 10 is also used
One block of 304 thick stainless steel of 10mm is made, and base 10 is linked simultaneously and with 4 polycrystalline substance support bars 6, effectively carries big
Partial support force, stainless steel plate 10 effectively saves material through the design optimization of structure, both ensure that the strong of structure
Degree is also provided the feature of fastening lower margin and is connected on the workbench of electron beam welding machine by t type nuts simultaneously,
Middle work main body too all uses aluminium alloy structure except all structural elements of base plate, under the intensity required for meeting as far as possible
The weight for mitigating frock is main mentality of designing.
The present invention use process be：
Clamping radial direction heat dissipation tool, i.e. section weld heat dissipation tool, select the snap ring of the suitable cell outside diameter size and pacify
It is attached to non-solder end face one end of heat dissipation tool.
The installation steps of six stations are identical, and this is sentenced as a example by footpath radial direction heat dissipation tool Fig. 3 always, is comprised the following steps that：
1) first end face weld tooling bracket is fixed on the workbench of e-book welding machine and adjusted level by t shape nuts
Tightened by hex screw or hand screw position.
2) heat dissipation tool is opened.Unscrew clamping nut, pulled open hold-down bolt as axle with stove bolt component, radial direction is radiated
Set is opened along hinge axis；
3) it is put into battery.First groove is put into battery in radial direction radiating sleeve towards battery cover, controls the first groove outer
Be 2mm～3mm with the distance of battery cover one end weld seam, while make its semi-circumference cambered surface fit completely, by radial direction radiating sleeve along
Hinge axis are buckled, and now battery is completely embedded into the middle of radial direction heat dissipation tool, it is ensured that heat dissipation tool is not relative with battery container to be slided
Dynamic trend.
4) snap ring of correspondence diameter is installed to one end of the non-solder end face of heat dissipation tool and compression is brought into close contact it
On heat dissipation tool.
5) heat dissipation tool is fixed on the welding post of welding support by choosing to install hand nutting and reach.
6) welding is prepared.
Open electron-beam welder and adjust the whole arc radius for needing welding end surface well of programming, along edge weld relative position is adjusted
Put, confirm that battery and frock integral retaining are stable, ensure levelness, vacuumize preparation welding.
During welding, edge weld is at the uniform velocity rotated with cylindrical housings central axis as axle, by outside batteries point
Heat dissipation tool link holder part radiating, the welding of station finish after so again by mobile electron rifle or mobile work platform come
Weld an other weld seam.
Embodiments of the invention have been described in detail above, but the content is only presently preferred embodiments of the present invention,
It is not to be regarded as the practical range for limiting the present invention.All impartial changes made according to the present patent application scope and improvement etc.,
All should still belong within the patent covering scope of the present invention.
Claims (7)
1. a kind of frock of column lithium ion battery housing electron beam welding, it is characterised in that：At least include：
The support panel (1) of rectangular configuration, offers the circular hole of multiple placement lithium ion batteries on the support panel (1)；
The side of the circular hole is provided with jackscrew (11)；
The bottom bracket (7) of " mouth " character form structure；The bottom bracket (7) is parallel to each other with support panel (1)；In the bottom
Base plate (10) is fixedly connected with support (7), driving arm panel (1) is installed with the base plate (10) and is realized lifting
The leading screw of motion；
Lifting optical axis (2) is provided between the support panel (1) and bottom bracket (7)；One end of lifting optical axis (2)
It is fixedly connected with bottom bracket (7), the other end of lifting optical axis (2) is connected by light bracing strut (3) with support panel (1)
Connect.
2. the frock of column lithium ion battery housing electron beam welding according to claim 1, it is characterised in that：It is described
Leading screw is t type leading screws.
3. the frock of column lithium ion battery housing electron beam welding according to claim 1, it is characterised in that：It is described
Leading screw includes leading screw main body (8), is socketed on the leading screw sleeve (9) of leading screw main body (8) outer wall；The leading screw main body (8) is by silk
Thick stick nut (5) is connected with the lower surface of support panel (1).
4. the frock of column lithium ion battery housing electron beam welding according to claim 1, it is characterised in that：It is described
Base plate (10) is made up of stainless steel material.
5. the frock of column lithium ion battery housing electron beam welding according to claim 4, it is characterised in that：It is described
The thickness of base plate (10) is 10mm.
6. the frock of column lithium ion battery housing electron beam welding according to claim 3, it is characterised in that：It is described
Leading screw sleeve (9) is made up of aluminium alloy.
7. according to any one of claim 1-6 column lithium ion battery housing electron beam welding frock, its feature
It is：Support ring is socketed with the circular hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611235981.3A CN106624324A (en) | 2016-12-28 | 2016-12-28 | Tool for cylindrical lithium ion battery shell electron beam welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611235981.3A CN106624324A (en) | 2016-12-28 | 2016-12-28 | Tool for cylindrical lithium ion battery shell electron beam welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106624324A true CN106624324A (en) | 2017-05-10 |
Family
ID=58831975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611235981.3A Pending CN106624324A (en) | 2016-12-28 | 2016-12-28 | Tool for cylindrical lithium ion battery shell electron beam welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106624324A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107838610A (en) * | 2017-11-08 | 2018-03-27 | 浙江长兴航天电源技术有限公司 | A kind of continuous welding tooling of lithium ion battery |
| CN110303277A (en) * | 2019-06-27 | 2019-10-08 | 南宁学院 | One kind is for putting arm pivoted random welding device outside railway carriage |
| CN113399894A (en) * | 2021-08-20 | 2021-09-17 | 江苏特塑新能源科技有限公司 | Welding processing device for cylindrical shell of electronic component |
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| KR20070081545A (en) * | 2006-02-13 | 2007-08-17 | 주식회사 엘지화학 | Welding jig for preparation of core pack |
| CN103551790A (en) * | 2013-10-31 | 2014-02-05 | 中国科学院西安光学精密机械研究所 | Laser welding fixture for battery welding |
| CN104259660A (en) * | 2014-08-30 | 2015-01-07 | 王月兰 | Lithium battery welding equipment |
| CN204504592U (en) * | 2015-02-02 | 2015-07-29 | 天津市天楚科技有限公司 | A kind of lithium battery welding positioning tool |
| CN205141042U (en) * | 2015-11-04 | 2016-04-06 | 北京闪信鼎中技术有限公司 | Battery module power consumption core support and battery module |
| CN105537809A (en) * | 2015-12-30 | 2016-05-04 | 中国电子科技集团公司第十八研究所 | Tool for welding electron beams of shell of cylindrical lithium-ion battery |
-
2016
- 2016-12-28 CN CN201611235981.3A patent/CN106624324A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070081545A (en) * | 2006-02-13 | 2007-08-17 | 주식회사 엘지화학 | Welding jig for preparation of core pack |
| CN103551790A (en) * | 2013-10-31 | 2014-02-05 | 中国科学院西安光学精密机械研究所 | Laser welding fixture for battery welding |
| CN104259660A (en) * | 2014-08-30 | 2015-01-07 | 王月兰 | Lithium battery welding equipment |
| CN204504592U (en) * | 2015-02-02 | 2015-07-29 | 天津市天楚科技有限公司 | A kind of lithium battery welding positioning tool |
| CN205141042U (en) * | 2015-11-04 | 2016-04-06 | 北京闪信鼎中技术有限公司 | Battery module power consumption core support and battery module |
| CN105537809A (en) * | 2015-12-30 | 2016-05-04 | 中国电子科技集团公司第十八研究所 | Tool for welding electron beams of shell of cylindrical lithium-ion battery |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107838610A (en) * | 2017-11-08 | 2018-03-27 | 浙江长兴航天电源技术有限公司 | A kind of continuous welding tooling of lithium ion battery |
| CN110303277A (en) * | 2019-06-27 | 2019-10-08 | 南宁学院 | One kind is for putting arm pivoted random welding device outside railway carriage |
| CN113399894A (en) * | 2021-08-20 | 2021-09-17 | 江苏特塑新能源科技有限公司 | Welding processing device for cylindrical shell of electronic component |
| CN113399894B (en) * | 2021-08-20 | 2021-10-29 | 江苏特塑新能源科技有限公司 | Welding processing device for cylindrical shell of electronic component |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20170510 |