CN102554453A - Transmission device for friction stir spot welding main head with double moving rings - Google Patents
Transmission device for friction stir spot welding main head with double moving rings Download PDFInfo
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- CN102554453A CN102554453A CN2010105973451A CN201010597345A CN102554453A CN 102554453 A CN102554453 A CN 102554453A CN 2010105973451 A CN2010105973451 A CN 2010105973451A CN 201010597345 A CN201010597345 A CN 201010597345A CN 102554453 A CN102554453 A CN 102554453A
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- hollow shaft
- spline
- clamping sleeve
- cover
- roller bearing
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Abstract
The invention discloses a transmission device for a friction stir spot welding main head with double moving rings, which mainly comprises an upper spline shaft, a middle spline shaft, a needle roller lead screw hollow shaft, a needle roller lead screw nut, a needle bearing pack, an outer needle bearing retainer ring, an inner needle bearing retainer ring, a stirring needle, a lower spline hollow shaft, a sleeve roller lead screw hollow shaft, a sleeve roller lead screw nut, a sleeve bearing pack, an outer sleeve bearing retainer ring, an inner sleeve bearing retainer ring, a stirring sleeve, a compression sleeve spline hollow shaft, a main head support, a compression sleeve bearing pack, an outer compression sleeve bearing retainer ring, an inner compression sleeve bearing retainer ring and a compression sleeve. When in spot welding, the compression sleeve functions in compressing a workpiece, and further rotates at a high speed to realize frictional heating with the surface of the workpiece. Owing to frictional heat of the compression sleeve and the workpiece, the temperature of base metal on the outer side of a vertical connecting surface is greatly increased, diffusion and fusion of plastic flowing materials and the base metal on the outer side of the vertical connecting surface are benefited, and the strength of the vertical connecting surface is enhanced, namely, the strength of a welding spot is enhanced.
Description
Technical field
The present invention relates to mechanical transmissioning technology, be specifically related to a kind of double movable ring friction stir spot welding host header transmission device.
Background technology
The filled type stirring friction spot welding technology is a kind of emerging Solid-phase welding technology, and it is a kind of solidus soldering method of German GKSS research center invention in 1999.Stir cover in this method and can mother metal be sheared out a vertical joint face when moving downward, when stirring cover and rise, insert and stir rise material and this joint face outside mother metal of the temporary cavity that forms of cover and have one to contact and spread connection procedure.
Because frictional heat only is created between mixing needle (stirring cover) and the workpiece, vertically joint face outside mother metal temperature is lower, and it is relatively harsher that this joint face forms the condition of reliable connection, and this interface becomes the weakest zone of solder joint.
Summary of the invention
Technical problem to be solved by this invention provides a kind of double movable ring friction stir spot welding host header transmission device that can effectively strengthen Joint Strength.
The technical scheme that the present invention is adopted for its technical problem of solution is a kind of double movable ring friction stir spot welding host header transmission device; Mainly by the outer back-up ring of upper spline axle, middle splined shaft, pin roller bearing leading screw hollow shaft, pin roller bearing feed screw nut, needle bearing group, needle bearing, needle bearing inner shield ring, mixing needle, down spline hollow shaft, cover roller bearing leading screw hollow shaft, cover roller bearing feed screw nut, cover bearing group, the outer back-up ring of cover bearing, cover bearing inner shield ring, stir cover, clamping sleeve spline hollow shaft, host header support, clamping sleeve and hold that group, clamping sleeve are held outer back-up ring, clamping sleeve holds inner shield ring and clamping sleeve is formed, wherein:
The upper spline axle is connected through spline with middle splined shaft; Middle splined shaft is sleeved in the pin roller bearing leading screw hollow shaft through the needle bearing group, and the outer back-up ring of needle bearing, needle bearing inner shield ring are axially fixed in the needle bearing group in the pin roller bearing leading screw hollow shaft, and pin roller bearing leading screw hollow shaft is connected with pin roller bearing feed screw nut spiral; Mixing needle is fixedly connected on middle spline the tip of the axis; Middle hub splines is contained in down in the spline hollow shaft, is connected through spline with following spline hollow shaft; Following spline hollow shaft is sleeved in the roller bearing leading screw hollow shaft through the cover bearing group, and the outer back-up ring of cover bearing, cover bearing inner shield ring grip bearing group are axially fixed in the cover roller bearing leading screw hollow shaft, and cover roller bearing leading screw hollow shaft is connected with cover roller bearing feed screw nut spiral; Stir cover and be fixedly connected on down the hollow the tip of the axis of spline; Following hub splines is contained in the clamping sleeve spline hollow shaft, is connected through spline with clamping sleeve spline hollow shaft; Clamping sleeve spline hollow shaft holds group through clamping sleeve and is sleeved in host header supports, and clamping sleeve holds outer back-up ring, clamping sleeve and holds inner shield ring and hold group to clamping sleeve and be axially fixed in the host header support; Clamping sleeve is fixedly connected on the hollow the tip of the axis of clamping sleeve spline; Pin roller bearing feed screw nut, cover roller bearing feed screw nut are fixed on host header and support.
With respect to prior art, by the above-mentioned double movable ring friction stir spot welding of the present invention host header transmission device, during spot welding, clamping sleeve is except the effect of playing workpiece pressing, and also rotation at a high speed is with the surface of the work frictional heat.Because the frictional heat of clamping sleeve and workpiece improves the temperature of vertical joint face outside mother metal greatly, merge with the diffusion of vertical joint face outside mother metal thereby help the plastic flowing material, strengthen the intensity of vertical joint face, promptly strengthen Joint Strength.
Description of drawings
Fig. 1 is the structural representation of double movable ring friction stir spot welding host header transmission device of the present invention.
Wherein: 1 is the upper spline axle; 2 is middle splined shaft; 3 is pin roller bearing leading screw hollow shaft; 4 is pin roller bearing feed screw nut; 5 is the needle bearing group; 6 is the outer back-up ring of needle bearing; 7 is the needle bearing inner shield ring; 8 is mixing needle; 9 are following spline hollow shaft; 10 are cover roller bearing leading screw hollow shaft; 11 are cover roller bearing feed screw nut; 12 are the cover bearing group; 13 are the outer back-up ring of cover bearing; 14 are cover bearing inner shield ring; 15 for stirring cover; 16 is clamping sleeve spline hollow shaft; 17 are the host header support; 18 hold group for clamping sleeve; 19 hold outer back-up ring for clamping sleeve; 20 hold inner shield ring for clamping sleeve; 21 is clamping sleeve.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment, further set forth the present invention.These embodiment are interpreted as only being used to the present invention is described and are not used in restriction protection scope of the present invention.After the content of having read the present invention's record, those skilled in the art can do various changes or modification to the present invention, and these equivalences change and modify and fall into claim of the present invention institute restricted portion equally.
As shown in Figure 1; The double movable ring friction stir spot welding host header transmission device that the preferred embodiment of the present invention provides mainly by the outer back-up ring 6 of upper spline axle 1, middle splined shaft 2, pin roller bearing leading screw hollow shaft 3, pin roller bearing feed screw nut 4, needle bearing group 5, needle bearing, needle bearing inner shield ring 7, mixing needle 8, down spline hollow shaft 9, cover roller bearing leading screw hollow shaft 10, cover roller bearing feed screw nut 11, cover bearing group 12, the outer back-up ring 13 of cover bearing, cover bearing inner shield ring 14, stir that cover 15, clamping sleeve spline hollow shaft 16, host header support 17, clamping sleeve holds group 18, clamping sleeve holds outer back-up ring 19, clamping sleeve holds inner shield ring 20 and clamping sleeve 21 is formed, wherein:
Specify working method of the present invention and course of action below in conjunction with accompanying drawing.
As shown in Figure 1; System's rotary power drives upper spline axle 1 and rotates, and splined shaft 2 rotated synchronously during upper spline axle 1 drove through spline, and middle splined shaft 2 drives mixing needle 8 and rotates synchronously; Spline hollow shaft 9 rotated synchronously under splined shaft 2 drove through spline simultaneously; Following spline hollow shaft 9 drives to stir and overlaps 15 rotations synchronously, and spline hollow shaft 9 drives clamping sleeve spline hollow shaft 16 rotation synchronously through spline at present together, and clamping sleeve spline hollow shaft 16 drive clamping sleeves 21 rotate synchronously.
As shown in Figure 1; The axial power of system's mixing needle drives pin roller bearing leading screw hollow shaft 3 and rotates; Because screw action; Pin roller bearing leading screw hollow shaft 3 is done axially-movable with respect to pin roller bearing feed screw nut 4 and since the outer back-up ring 6 of needle bearing, needle bearing inner shield ring 7 be axially fixed in needle bearing group 5 between splined shaft 2 and the pin roller bearing leading screw hollow shaft 3, the axially-movable of pin roller bearing leading screw hollow shaft 3 passes to middle splined shaft 2 through needle bearing group 5, the outer back-up ring 6 of needle bearing, needle bearing inner shield ring 7; Make it to do synchronous axially-movable, middle splined shaft 2 drives mixing needle 8 and does synchronous axially-movable.
As shown in Figure 1; System stirs the axial power of cover and drives 10 rotations of cover roller bearing leading screw hollow shaft; Because screw action; Cover roller bearing leading screw hollow shaft 10 is done axially-movable with respect to cover roller bearing feed screw nut 11 because the outer back-up ring 13 of cover bearing, cover bearing inner shield ring 14 grip bearing group 12 be axially fixed in down between spline hollow shaft 9 and the cover roller bearing leading screw hollow shaft 10, the axially-movable of cover roller bearing leading screw hollow shaft 10 through cover bearing group 12, the outer back-up ring 13 of cover bearing, overlap bearing inner shield ring 14 and pass to down spline hollow shaft 9; Make it to do synchronous axially-movable, following spline hollow shaft 9 drives stirring cover 15 and does synchronous axially-movable.
As shown in Figure 1, middle splined shaft 2 and upper spline axle 1 are connected through spline, can axial motion, so middle splined shaft 2 can not pass to upper spline axle 1 to axially-movable.
As shown in Figure 1, middle splined shaft 2 and following spline hollow shaft 9 are connected through spline, can axial motion, so the axially-movable of middle splined shaft 2 and following spline hollow shaft 9 can not pass to the other side.
As shown in Figure 1, following spline hollow shaft 9 and clamping sleeve spline hollow shaft 16 are connected through spline, can axial motion, and following spline hollow shaft 9 can not pass to clamping sleeve spline hollow shaft 16 to axially-movable.
As shown in Figure 1, during being axially fixed in, needle bearing group 5 between splined shaft 2 and the pin roller bearing leading screw hollow shaft 3, only transmits axially-movable between splined shaft 2 and the pin roller bearing leading screw hollow shaft 3 in making, not transferring rotational motion.
As shown in Figure 1, cover bearing group 12 is axially fixed in down between spline hollow shaft 9 and the cover roller bearing leading screw hollow shaft 10, makes down between spline hollow shaft 9 and the cover roller bearing leading screw hollow shaft 10 and only transmits axially-movable, not transferring rotational motion.
As shown in Figure 1, clamping sleeve holds group 18 and is axially fixed between clamping sleeve spline hollow shaft 16 and the host header support 17, makes between clamping sleeve spline hollow shaft 16 and the host header support 17 and only transmits axially-movable, not transferring rotational motion.
Claims (1)
1. double movable ring friction stir spot welding host header transmission device; It is characterized in that; Mainly by the outer back-up ring of upper spline axle, middle splined shaft, pin roller bearing leading screw hollow shaft, pin roller bearing feed screw nut, needle bearing group, needle bearing, needle bearing inner shield ring, mixing needle, down spline hollow shaft, cover roller bearing leading screw hollow shaft, cover roller bearing feed screw nut, cover bearing group, the outer back-up ring of cover bearing, cover bearing inner shield ring, stir cover, clamping sleeve spline hollow shaft, host header support, clamping sleeve and hold that group, clamping sleeve are held outer back-up ring, clamping sleeve holds inner shield ring and clamping sleeve is formed, wherein:
The upper spline axle is connected through spline with middle splined shaft; Middle splined shaft is sleeved in the pin roller bearing leading screw hollow shaft through the needle bearing group, and the outer back-up ring of needle bearing, needle bearing inner shield ring are axially fixed in the needle bearing group in the pin roller bearing leading screw hollow shaft, and pin roller bearing leading screw hollow shaft is connected with pin roller bearing feed screw nut spiral; Mixing needle is fixedly connected on middle spline the tip of the axis; Middle hub splines is contained in down in the spline hollow shaft, is connected through spline with following spline hollow shaft; Following spline hollow shaft is sleeved in the roller bearing leading screw hollow shaft through the cover bearing group, and the outer back-up ring of cover bearing, cover bearing inner shield ring grip bearing group are axially fixed in the cover roller bearing leading screw hollow shaft, and cover roller bearing leading screw hollow shaft is connected with cover roller bearing feed screw nut spiral; Stir cover and be fixedly connected on down the hollow the tip of the axis of spline; Following hub splines is contained in the clamping sleeve spline hollow shaft, is connected through spline with clamping sleeve spline hollow shaft; Clamping sleeve spline hollow shaft holds group through clamping sleeve and is sleeved in host header supports, and clamping sleeve holds outer back-up ring, clamping sleeve and holds inner shield ring and hold group to clamping sleeve and be axially fixed in the host header support; Clamping sleeve is fixedly connected on the hollow the tip of the axis of clamping sleeve spline; Pin roller bearing feed screw nut, cover roller bearing feed screw nut are fixed on host header and support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010597345.1A CN102554453B (en) | 2010-12-17 | 2010-12-17 | Transmission device for friction stir spot welding main head with double moving rings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010597345.1A CN102554453B (en) | 2010-12-17 | 2010-12-17 | Transmission device for friction stir spot welding main head with double moving rings |
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| Publication Number | Publication Date |
|---|---|
| CN102554453A true CN102554453A (en) | 2012-07-11 |
| CN102554453B CN102554453B (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010597345.1A Active CN102554453B (en) | 2010-12-17 | 2010-12-17 | Transmission device for friction stir spot welding main head with double moving rings |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104551378A (en) * | 2013-10-23 | 2015-04-29 | 上海航天设备制造总厂 | Dual-moving ring friction stir spot welder |
| CN105269142A (en) * | 2014-07-23 | 2016-01-27 | 上海航天设备制造总厂 | Dual-electric-spindle type spindle handpiece device for friction stir welding |
| CN105598574A (en) * | 2014-11-18 | 2016-05-25 | 上海航天设备制造总厂 | Friction stirring seam welding and spot welding integrated spindle |
| CN105618924A (en) * | 2014-10-31 | 2016-06-01 | 上海航天设备制造总厂 | Friction stir welding electric spindle device having retraction function |
| CN105710528A (en) * | 2014-12-05 | 2016-06-29 | 上海航天设备制造总厂 | Transmission device for friction stir spot welding main handpiece |
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| CN2675320Y (en) * | 2004-02-09 | 2005-02-02 | 中国航空工业第一集团公司北京航空制造工程研究所 | Retractable mixing friction-welding drill head |
| CN1759970A (en) * | 2004-10-14 | 2006-04-19 | 小原株式会社 | Friction stir spot joining device |
| JP2007054837A (en) * | 2005-08-22 | 2007-03-08 | Obara Corp | Friction agitation spot joining device |
| CN201172147Y (en) * | 2007-12-27 | 2008-12-31 | 上海航天设备制造总厂 | Adjustable stirring head |
| CN101612689A (en) * | 2008-06-25 | 2009-12-30 | 上海航天设备制造总厂 | Numerical control stirring friction welding system and welding method thereof |
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2010
- 2010-12-17 CN CN201010597345.1A patent/CN102554453B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2675320Y (en) * | 2004-02-09 | 2005-02-02 | 中国航空工业第一集团公司北京航空制造工程研究所 | Retractable mixing friction-welding drill head |
| CN1759970A (en) * | 2004-10-14 | 2006-04-19 | 小原株式会社 | Friction stir spot joining device |
| JP2007054837A (en) * | 2005-08-22 | 2007-03-08 | Obara Corp | Friction agitation spot joining device |
| CN201172147Y (en) * | 2007-12-27 | 2008-12-31 | 上海航天设备制造总厂 | Adjustable stirring head |
| CN101612689A (en) * | 2008-06-25 | 2009-12-30 | 上海航天设备制造总厂 | Numerical control stirring friction welding system and welding method thereof |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104551378A (en) * | 2013-10-23 | 2015-04-29 | 上海航天设备制造总厂 | Dual-moving ring friction stir spot welder |
| CN105269142A (en) * | 2014-07-23 | 2016-01-27 | 上海航天设备制造总厂 | Dual-electric-spindle type spindle handpiece device for friction stir welding |
| CN105269142B (en) * | 2014-07-23 | 2018-09-21 | 上海航天设备制造总厂 | A kind of spindle head device of double electro spindle formula agitating friction welderings |
| CN105618924A (en) * | 2014-10-31 | 2016-06-01 | 上海航天设备制造总厂 | Friction stir welding electric spindle device having retraction function |
| CN105618924B (en) * | 2014-10-31 | 2019-07-26 | 上海航天设备制造总厂 | A kind of agitating friction weldering electric main shaft device with pumpback function |
| CN105598574A (en) * | 2014-11-18 | 2016-05-25 | 上海航天设备制造总厂 | Friction stirring seam welding and spot welding integrated spindle |
| CN105598574B (en) * | 2014-11-18 | 2020-01-10 | 上海航天设备制造总厂 | Friction stir welding seam welding and spot welding integrated main shaft |
| CN105710528A (en) * | 2014-12-05 | 2016-06-29 | 上海航天设备制造总厂 | Transmission device for friction stir spot welding main handpiece |
| CN105710528B (en) * | 2014-12-05 | 2019-11-01 | 上海航天设备制造总厂 | A kind of friction stir spot welding host header transmission device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102554453B (en) | 2016-03-09 |
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Address after: No. 100, Hua Ning Road, Minhang District, Shanghai Patentee after: Shanghai Aerospace Equipment Manufacturing Co., Ltd. Address before: No. 100, Huing Road, Minhang, Shanghai City, Shanghai Patentee before: Shanghai Aerospace Equipment Manufacturing General Factory |