CN105108313A - Friction head for micro friction stir welding of lithium battery electrodes - Google Patents
Friction head for micro friction stir welding of lithium battery electrodes Download PDFInfo
- Publication number
- CN105108313A CN105108313A CN201510580703.0A CN201510580703A CN105108313A CN 105108313 A CN105108313 A CN 105108313A CN 201510580703 A CN201510580703 A CN 201510580703A CN 105108313 A CN105108313 A CN 105108313A
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- CN
- China
- Prior art keywords
- friction
- head
- stir welding
- friction stir
- electrode
- 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.)
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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
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/12—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
- B23K20/122—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding
- B23K20/1245—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding characterised by the apparatus
- B23K20/1255—Tools therefor, e.g. characterised by the shape of the probe
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
- B23K2101/38—Conductors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The invention discloses a friction head for micro friction stir welding of lithium battery electrodes. The friction head comprises a stir head body and a shaft shoulder body which is rotationally connected to the stir head body. The friction head is characterized in that a disc is arranged at the bottom of the stir head body, and a plurality of stir pins are evenly arranged on the disc in the circumferential direction. Preferably, the number of the stir pins is 4-6. An existing structure is improved, and friction welding efficiency is improved.
Description
Technical field
The present invention relates to a kind of friction head for the miniature friction stir welding of electrode of lithium cell.
Background technology
Friction stir welding (FrictionStirWelding is called for short FSW) is that Britain's institute of welding (TheWeldingInstitute) is in the patent solder technology of invention in 1991.Friction stir welding, except having the advantage of conventional friction welding technology, can also carry out the connection of multiple joint form and different welding position.Norway has established first friction stir welding business equipment in the world, can weld the Al deck of boat of thick 3-15mm, size 6 × 16; Agitating friction welding technology has been introduced, for welding some rocket part in space and the defence laboratory of Boeing Co. in 1998; McDonnell-Douglas Corporation is also the propellant tank of this technology for the manufacture of Delta carrier rocket.
Authorization Notice No. is the Chinese patent of CN204470778U, disclose a kind of stirring friction welding agitator head, its center bottom stirring-head is provided with a mixing needle, relatively simple for structure, when friction stir welding miniature for electrode of lithium cell, inefficiency, in addition, stirring-head relies on that friction generates heat completely, also causes friction welding (FW) efficiency to reduce.
Summary of the invention
For the problems referred to above, the invention provides a kind of friction head for the miniature friction stir welding of electrode of lithium cell, existing structure is improved, improve friction welding (FW) efficiency.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the present invention is achieved through the following technical solutions:
A kind of friction head for the miniature friction stir welding of electrode of lithium cell, comprise stirring-head main body and shaft shoulder body, shaft shoulder body is rotatably connected in described stirring-head main body, it is characterized in that, the bottom of described stirring-head main body is provided with disk, and described disk is circumferentially evenly provided with several mixing needles.
Preferably, the quantity of described mixing needle is 4-6.
Preferably, described mixing needle and disk are one-body molded.
Preferably, described mixing needle is cylindrical.
Preferably, mixing needle is built-in with the heating core for heating.
The invention has the beneficial effects as follows: during spin friction, multiple mixing needle synchronous working, stirs the contact surface of electrode of lithium cell, heats simultaneously, improve friction welding (FW) efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of friction head for the miniature friction stir welding of electrode of lithium cell of the present invention;
The mark implication of accompanying drawing is as follows:
1: stirring-head main body; 2: shaft shoulder body; 3: mixing needle; 4: heating core; 5: disk.
Detailed description of the invention
Below in conjunction with accompanying drawing and specific embodiment, technical solution of the present invention is described in further detail, can better understand the present invention to make those skilled in the art and can be implemented, but illustrated embodiment is not as a limitation of the invention.
A kind of friction head for the miniature friction stir welding of electrode of lithium cell, comprise stirring-head main body 1 and shaft shoulder body 2, shaft shoulder body 2 is rotatably connected in described stirring-head main body 1, and the bottom of described stirring-head main body 1 is provided with disk 5, and described disk 5 is circumferentially evenly provided with several mixing needles 3.
Preferably, the quantity of described mixing needle 3 is 4-6.
Preferably, described mixing needle 3 is one-body molded with disk 5, and structure is more stable.
Preferably, described mixing needle 3 is cylindrical.
Preferably, mixing needle 3 is built-in with the heating core 4 for heating, and now, corresponding, heating core 4 is cylindrical, heating evenly, fast.
During spin friction, multiple mixing needle synchronous working, stirs the contact surface of electrode of lithium cell, heats simultaneously, improve friction welding (FW) efficiency.
These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in the technical field that other are relevant, be all in like manner included in scope of patent protection of the present invention.
Claims (6)
1. the friction head for the miniature friction stir welding of electrode of lithium cell, comprise stirring-head main body (1) and shaft shoulder body (2), shaft shoulder body (2) is rotatably connected on described stirring-head main body (1), it is characterized in that, the bottom of described stirring-head main body (1) is provided with disk (5), and described disk (5) is circumferentially evenly provided with several mixing needles (3).
2. a kind of friction head for the miniature friction stir welding of electrode of lithium cell according to claim 1, is characterized in that, the quantity of described mixing needle (3) is 4-6.
3. a kind of friction head for the miniature friction stir welding of electrode of lithium cell according to claim 2, is characterized in that, described mixing needle (3) and disk (5) are one-body molded.
4. a kind of friction head for the miniature friction stir welding of electrode of lithium cell according to claim 2, is characterized in that, described mixing needle (3) is cylindrical.
5. a kind of friction head for the miniature friction stir welding of electrode of lithium cell according to claim 4, is characterized in that, mixing needle (3) is built-in with the heating core (4) for heating.
6. a kind of friction head for the miniature friction stir welding of electrode of lithium cell according to claim 5, is characterized in that, described heating core (4) is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510580703.0A CN105108313A (en) | 2015-09-14 | 2015-09-14 | Friction head for micro friction stir welding of lithium battery electrodes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510580703.0A CN105108313A (en) | 2015-09-14 | 2015-09-14 | Friction head for micro friction stir welding of lithium battery electrodes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105108313A true CN105108313A (en) | 2015-12-02 |
Family
ID=54656541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510580703.0A Pending CN105108313A (en) | 2015-09-14 | 2015-09-14 | Friction head for micro friction stir welding of lithium battery electrodes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105108313A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106271032A (en) * | 2016-10-19 | 2017-01-04 | 合肥工业大学 | A kind of many stirring-heads mechanism being applied to mixing yoghurt |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6325273B1 (en) * | 1996-12-06 | 2001-12-04 | The Lead Sheet Association | Friction welding apparatus and method |
| US20050045695A1 (en) * | 2003-08-29 | 2005-03-03 | Subramanian Pazhayannur Ramanathan | Apparatus and method for friction stir welding using a consumable pin tool |
| US20070241163A1 (en) * | 2006-04-17 | 2007-10-18 | Valant Michael E | Apparatus And Method For Friction Stir Spot Welding |
| CN104014926A (en) * | 2014-05-30 | 2014-09-03 | 北京赛福斯特技术有限公司 | Aclinal self-upsetting, stirring and friction welding method and tool |
| CN204353648U (en) * | 2014-12-25 | 2015-05-27 | 天津惠德汽车进气系统有限公司 | A kind of agitating friction welding mechanism with preheating device |
| CN204470778U (en) * | 2015-03-20 | 2015-07-15 | 昆山华恒焊接股份有限公司 | Stirring friction welding agitator head |
| CN205147576U (en) * | 2015-09-14 | 2016-04-13 | 昆山斯格威电子科技有限公司 | A friction head for miniature friction stir welding of lithium cell electrode |
-
2015
- 2015-09-14 CN CN201510580703.0A patent/CN105108313A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6325273B1 (en) * | 1996-12-06 | 2001-12-04 | The Lead Sheet Association | Friction welding apparatus and method |
| US20050045695A1 (en) * | 2003-08-29 | 2005-03-03 | Subramanian Pazhayannur Ramanathan | Apparatus and method for friction stir welding using a consumable pin tool |
| US20070241163A1 (en) * | 2006-04-17 | 2007-10-18 | Valant Michael E | Apparatus And Method For Friction Stir Spot Welding |
| CN104014926A (en) * | 2014-05-30 | 2014-09-03 | 北京赛福斯特技术有限公司 | Aclinal self-upsetting, stirring and friction welding method and tool |
| CN204353648U (en) * | 2014-12-25 | 2015-05-27 | 天津惠德汽车进气系统有限公司 | A kind of agitating friction welding mechanism with preheating device |
| CN204470778U (en) * | 2015-03-20 | 2015-07-15 | 昆山华恒焊接股份有限公司 | Stirring friction welding agitator head |
| CN205147576U (en) * | 2015-09-14 | 2016-04-13 | 昆山斯格威电子科技有限公司 | A friction head for miniature friction stir welding of lithium cell electrode |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106271032A (en) * | 2016-10-19 | 2017-01-04 | 合肥工业大学 | A kind of many stirring-heads mechanism being applied to mixing yoghurt |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151202 |
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| RJ01 | Rejection of invention patent application after publication |