CN103212932A - Combined double-shaft-shoulder friction stir welding fixture - Google Patents
Combined double-shaft-shoulder friction stir welding fixture Download PDFInfo
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- CN103212932A CN103212932A CN2013101573576A CN201310157357A CN103212932A CN 103212932 A CN103212932 A CN 103212932A CN 2013101573576 A CN2013101573576 A CN 2013101573576A CN 201310157357 A CN201310157357 A CN 201310157357A CN 103212932 A CN103212932 A CN 103212932A
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- heat sink
- gripper shoe
- lower platform
- mounting plate
- welding
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Abstract
The invention discloses a combined double-shaft-shoulder friction stir welding fixture which comprises a clamping die block and a heat sink die block. The clamping die block comprises a fixed plate, a lower platform, a supporting plate and an upper platform which are fixedly connected from bottom to top in sequence. The supporting plate is provided with an exposed bearing end corresponding to the upper platform and the lower platform. The heat sink die block is a cooling panel and is placed on the bearing end of the supporting plate. The combined double-shaft-shoulder friction stir welding fixture is capable of meeting clamping requirements of trial panels with different thicknesses and different sizes, prevents the trial panels from distorting and moving up and down in the welding process due to axial acting force of a stir-welding head, is capable of achieving a test of extrusion force of the stir-welding head to a workpiece, and is simple in structure and strong in practicality.
Description
Technical field
The invention belongs to technologic material processing welding technology field, relate in particular to the clamping device of the welded piece of agitating friction bonding machine.
Background technology
Twin shaft shoulder friction stir welding is a kind of novel agitating friction solder technology, in welding process by upper and lower shaft shoulder holding workpiece, the following shaft shoulder has replaced the pallet device of conventional friction stir welding, therefore do not need welding equipment that very big axial force is provided, this agitating friction header structure oppositely equates the upset force of the upper and lower shaft shoulder simultaneously, whole work-piece is zero in vertical plate direction suffered making a concerted effort, the welding of very suitable hollow member, so this method has a wide range of applications in fields such as shipbuilding, Aero-Space, track traffics.
The structure of twin shaft shoulder agitating friction head makes mixing needle bear great pulling force, simultaneously because in welding direction with laterally exist running resistance and lateral pressure, make mixing needle be easy to fracture, not only influenced the welding process, and can influence welding quality, so the active force that mixing needle bore is worth research and discovery; Compare with the clamping tool of traditional agitating friction welding, twin shaft shoulder agitating friction weld jig not only needs fixedly materials to be welded, also needs to possess sufficient inner space so that the shaft shoulder down is installed; Current at the early-stage about the research of twin shaft shoulder friction stir welding both at home and abroad, the clamping tool that is adopted all is to adopt easy cushion block, briquetting and clamp, be unfavorable for extracting easily running resistance, lateral pressure, the anchor clamps of therefore developing running resistance that a cover can detect twin shaft shoulder friction stir welding, lateral pressure are very necessary.
Summary of the invention
Goal of the invention: at the problem and shortage of above-mentioned existing existence, the purpose of this invention is to provide a kind of combined type twin shaft shoulder agitating friction welding clamp, when carrying out friction stir welding, carry out the test of resistance, direction finding pressure, and have radiating effect.
Technical scheme: for achieving the above object, the present invention is by the following technical solutions: a kind of combined type twin shaft shoulder agitating friction welding clamp, comprise clamping module and heat sink module, described clamping module comprises affixed successively from top to bottom fixed head, lower platform, gripper shoe and upper mounting plate, and relative upper mounting plate of described gripper shoe and lower platform are provided with the bearing end of exposing; Described heat sink module is a heat sink, and is placed on the bearing end of gripper shoe.
Further improve, described heat sink inside modules is provided with cooling passage.
Further, the junction of described upper mounting plate, gripper shoe and lower platform is provided with pressure sensor.
Further, the junction of described upper mounting plate, gripper shoe and lower platform is respectively equipped with step-like groove, and three's step-like groove alignment is provided with the composition spatial accommodation, and this spatial accommodation is provided with pressure sensor.
Beneficial effect: compared with prior art, the present invention has the following advantages: can satisfy the clamping requirement of different thicknesss of slab, different size test plate (panel), prevent in the welding process, test plate (panel) is issuable distortion, play up and down owing to the influence of stirring-head axial force; Can realize the test of stirring-head to the workpiece extruding force; Simple in structure, practical: its allomeric function is under the prerequisite of the requirement of satisfying the welding work pieces clamping, not only satisfy pressure measxurement requirement in the twin shaft shoulder welding process, can also realize welded piece is cooled off, popularization and the application that realizes twin shaft shoulder friction stir welding had important practical significance.
Description of drawings
Fig. 1 is the structural representation of combined type twin shaft shoulder agitating friction welding clamp of the present invention;
Fig. 2 is the structural representation of gripper shoe of the present invention;
Fig. 3 is the structural representation of upper mounting plate of the present invention;
Fig. 4 is the structural representation of lower platform of the present invention;
Fig. 5 is the structural representation of heat sink module of the present invention;
Fig. 6 is anchor clamps of the present invention structural representations when using.
Wherein, clamping module 1, heat sink module 2, fixed head 3, lower platform 4, gripper shoe 5, upper mounting plate 6, step-like groove 7, heat of cooling passage 8, screwed hole 9, mounting groove 10, welded piece 11.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, further illustrate the present invention, should understand these embodiment only is used to the present invention is described and is not used in and limit the scope of the invention, after having read the present invention, those skilled in the art all fall within the application's claims institute restricted portion to the modification of the various equivalent form of values of the present invention.
Shown in Fig. 1～5, a kind of combined type twin shaft shoulder agitating friction welding clamp is made up of clamping module and heat sink module, and according to the application requirements difference, clamp material section adopts ordinary carbon steel or high-alloy steel.Described clamping module is by affixed successively from top to bottom fixed head, lower platform, gripper shoe and upper mounting plate, and is wherein fixing by welding between lower platform, gripper shoe and the upper mounting plate, and is connected by bolt between fixed head and the lower platform or welds.Wherein relative upper mounting plate of gripper shoe and lower platform are longer, setting pressure sensor when being provided with the bearing end of exposing and being used to carry welded piece.And the flat board that in fact described heat sink module is made by the bigger material of thermal conductivity, as aluminium alloy or copper alloy, it be placed on the bearing end of gripper shoe and pad under welded piece, the heat that is used for producing when welded piece welded dissipates fast.Thereby can whole clamping module be fixed on the workbench by bolt also being provided with mounting groove on the fixed head.
Further improve, wherein heat sink inside modules is processed with snakelike cooling passage, after cooling fluid flows through serpentine channel, water inlet, delivery port, realizes cooling by the heat of taking away welding region; The preparation method of serpentine channel is as follows: on two flat boards, mill the identical snakelike tank of place's shape respectively, after these two plates are fitted relatively, use the method for welding to connect at the girth seam place, thereby form weld seam.
In order to measure running resistance and direction finding pressure, can also be on gripper shoe the setting pressure sensor.With S shape pressure sensor is example, and the junction of described upper mounting plate, gripper shoe and lower platform is respectively equipped with step-like groove, and three's step-like groove alignment is provided with the composition spatial accommodation, S type pressure sensor is installed in this spatial accommodation get final product.The screwed hole of a plurality of break-through is set on upper mounting plate, and adopts the quick-speed jigs of market pressure sensor to be fixed on the upper mounting plate by this screwed hole.This step-like groove forms a rectangular space, and the bolt that is used for the setting pressure sensor can move up and down adjusting along the space, is extruded rectangular spatial accommodation when preventing to weld simultaneously; Be used to realize the height adjusting of pressure test device, thereby adapt to the measurement requirement of different thickness of slab test specimens.
As shown in Figure 6, two heat sink modules lie on the gripper shoe of eight clamping modules, and above these two heat sink modules, the square welded piece of placement two block lengths of butt joint welds.For fastening to piece-holder, the running resistance and the direction finding pressure of mixing needle when considering welding simultaneously, near corresponding each the clamping module of welded piece, lay twin shaft shoulder agitating friction welding clamp, and use quick-speed jigs to step up, by eight positions be subjected in, can calculate making a concerted effort that mixing needle is subjected to.
Claims (4)
1. a combined type twin shaft is takeed on the agitating friction welding clamp, it is characterized in that: comprise clamping module and heat sink module, described clamping module comprises affixed successively from top to bottom fixed head, lower platform, gripper shoe and upper mounting plate, and relative upper mounting plate of described gripper shoe and lower platform are provided with the bearing end of exposing; Described heat sink module is a heat sink, and is placed on the bearing end of gripper shoe.
2. according to the described combined type twin shaft shoulder of claim 1 agitating friction welding clamp, it is characterized in that: described heat sink inside modules is provided with cooling passage.
3. according to the described combined type twin shaft shoulder of claim 1 agitating friction welding clamp, it is characterized in that: the junction of described upper mounting plate, gripper shoe and lower platform is provided with pressure sensor.
4. according to the described combined type twin shaft shoulder of claim 3 agitating friction welding clamp, it is characterized in that: the junction of described upper mounting plate, gripper shoe and lower platform is respectively equipped with step-like groove, three's step-like groove alignment is provided with the composition spatial accommodation, and this spatial accommodation is provided with pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101573576A CN103212932A (en) | 2013-04-28 | 2013-04-28 | Combined double-shaft-shoulder friction stir welding fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101573576A CN103212932A (en) | 2013-04-28 | 2013-04-28 | Combined double-shaft-shoulder friction stir welding fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103212932A true CN103212932A (en) | 2013-07-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101573576A Pending CN103212932A (en) | 2013-04-28 | 2013-04-28 | Combined double-shaft-shoulder friction stir welding fixture |
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| CN (1) | CN103212932A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104985322A (en) * | 2015-07-23 | 2015-10-21 | 四川蓝讯宝迩电子科技有限公司 | Detection device |
| CN106112252A (en) * | 2016-07-04 | 2016-11-16 | 江苏科技大学 | A kind of suspension symmetrical expression single shaft shoulder thermometric and single universal device for measuring force of double-shaft shoulder |
| CN114324990A (en) * | 2021-12-09 | 2022-04-12 | 中国电子科技集团公司第二十九研究所 | Universal thermal test fixture device for electronic module unit |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1148968A (en) * | 1997-08-06 | 1999-02-23 | Hitachi Ltd | Manufacture of body structure for railway rolling stock and manufacturing device thereof |
| US6299050B1 (en) * | 2000-02-24 | 2001-10-09 | Hitachi, Ltd. | Friction stir welding apparatus and method |
| US20100140321A1 (en) * | 2008-12-10 | 2010-06-10 | Lockheed Martin Corporation | Friction stir welding apparatus and method |
| KR20110100099A (en) * | 2010-03-03 | 2011-09-09 | 한국기계연구원 | A zig for friction stir welding and a welding method using thereof |
| CN102962580A (en) * | 2012-12-24 | 2013-03-13 | 黄山学院 | Friction stir welding equipment for steel plate |
-
2013
- 2013-04-28 CN CN2013101573576A patent/CN103212932A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1148968A (en) * | 1997-08-06 | 1999-02-23 | Hitachi Ltd | Manufacture of body structure for railway rolling stock and manufacturing device thereof |
| US6299050B1 (en) * | 2000-02-24 | 2001-10-09 | Hitachi, Ltd. | Friction stir welding apparatus and method |
| US20100140321A1 (en) * | 2008-12-10 | 2010-06-10 | Lockheed Martin Corporation | Friction stir welding apparatus and method |
| KR20110100099A (en) * | 2010-03-03 | 2011-09-09 | 한국기계연구원 | A zig for friction stir welding and a welding method using thereof |
| CN102962580A (en) * | 2012-12-24 | 2013-03-13 | 黄山学院 | Friction stir welding equipment for steel plate |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104985322A (en) * | 2015-07-23 | 2015-10-21 | 四川蓝讯宝迩电子科技有限公司 | Detection device |
| CN106112252A (en) * | 2016-07-04 | 2016-11-16 | 江苏科技大学 | A kind of suspension symmetrical expression single shaft shoulder thermometric and single universal device for measuring force of double-shaft shoulder |
| CN106112252B (en) * | 2016-07-04 | 2018-08-31 | 江苏科技大学 | A kind of suspension symmetrical expression single shaft shoulder thermometric and the universal device for measuring force of single double-shaft shoulder |
| CN114324990A (en) * | 2021-12-09 | 2022-04-12 | 中国电子科技集团公司第二十九研究所 | Universal thermal test fixture device for electronic module unit |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C05 | Deemed withdrawal (patent law before 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130724 |