CN217142695U - Stirring head for friction stir welding below 1mm - Google Patents
Stirring head for friction stir welding below 1mm Download PDFInfo
- Publication number
- CN217142695U CN217142695U CN202220516456.3U CN202220516456U CN217142695U CN 217142695 U CN217142695 U CN 217142695U CN 202220516456 U CN202220516456 U CN 202220516456U CN 217142695 U CN217142695 U CN 217142695U
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- China
- Prior art keywords
- stirring head
- heat dissipation
- shaft shoulder
- clamping handle
- welding
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- 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.)
- Expired - Fee Related
Links
- 238000003756 stirring Methods 0.000 title claims abstract description 66
- 238000003466 welding Methods 0.000 title claims abstract description 37
- 230000017525 heat dissipation Effects 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000007547 defect Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
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Abstract
The utility model discloses a following friction stir welding of 1mm uses stirring head, include: the clamping handle, the heat dissipation sleeve, the shaft shoulder, the stirring head, the vertical guide groove, the horizontal guide groove, the radiating fin, the boss and the guide thread. The heat dissipation sleeve is arranged at the clamping handle, and the heat dissipation efficiency of the stirring head is increased by the heat dissipation fins on the heat dissipation sleeve, so that the temperature of the clamping handle and the main shaft is reduced, the heat damage of the main shaft is reduced, and the service life is prolonged; the vertical guide groove and the horizontal guide groove are formed in the side face of the stirring head, so that the flow of the plasticized material in the horizontal direction and the vertical direction can be well promoted, and a higher-quality welding effect can be obtained. The problem that in the prior art, a part of heat is transferred to a machine tool spindle through a clamping handle during welding, and when the temperature of a stirring head is too high, certain heat damage is caused to the machine tool spindle, so that the service life of the machine tool spindle is shortened; and in the working process, the stirring degree of the stirring head to the plasticized material is not high enough, so that the welding quality is reduced.
Description
Technical Field
The utility model belongs to the technical field of friction stir welding, concretely relates to below 1mm friction stir welding uses stirring head.
Background
Friction stir welding is a new solid phase bonding technology, and is widely applied to high-end equipment manufacturing due to its excellent welding performance and the advantages of low cost and environmental protection. Compared with the traditional fusion welding, the friction stir welding does not need to add welding wires or protective gas, the welding process is pollution-free, dust-free and radiation-free, and the residual stress of a welding joint is low, so that the welding method has a series of advantages of high welding efficiency, small welding deformation, low energy consumption, simple equipment, safe welding process and the like.
The existing friction stir welding still has some defects when welding materials with the thickness of less than 1 mm: in the welding process, a part of heat is transferred to the machine tool spindle through the clamping handle, and when the temperature of the stirring head is too high, certain heat damage is caused to the machine tool spindle, so that the service life of the machine tool spindle is shortened; in addition, in the working process, the stirring degree of the stirring head on the plasticized material is not high enough, so that the welding quality is not high enough.
In order to solve the problems, a stirring head for friction stir welding with the diameter less than 1mm is designed.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model aims to provide a stirring head for friction stir welding with the diameter less than 1mm, which solves the problems that in the prior art, when welding, part of heat is transferred to a machine tool main shaft through a clamping handle, and when the temperature of the stirring head is too high, certain heat damage can be caused to the machine tool main shaft, and the service life of the stirring head is shortened; and in the working process, the stirring degree of the stirring head to the plasticized material is not high enough, so that the welding quality is reduced.
The purpose of the utility model can be realized by the following technical scheme:
the utility model provides a below friction stir welding of 1mm uses stirring head, includes centre gripping handle and shaft shoulder, the fixed one end that sets up at the centre gripping handle of shaft shoulder, the side of centre gripping handle is equipped with screw-thread fit's heat dissipation sleeve, the side laminating of heat dissipation sleeve and centre gripping handle, the upper end laminating of heat dissipation sleeve and shaft shoulder.
The fixed fin that is equipped with the array and distributes of radiating sleeve's side, the fixed stirring head that is equipped with of lower extreme of shaft shoulder, the stirring head is round platform form, the side of stirring head is equipped with the vertical guiding gutter and the even horizontal guiding gutter in interval that the array distributes.
Furthermore, the lower extreme edge of shaft shoulder is equipped with the boss, the lower extreme of shaft shoulder is equipped with the water conservancy diversion screw thread, the boss is arranged in to the water conservancy diversion screw thread, the stirring head is arranged in between the water conservancy diversion screw thread, and is located the positive centre of shaft shoulder lower extreme.
Further, preferably, the radius of the shaft shoulder is 6mm, the diameter of one end of the stirring head is 1mm, the diameter of the other end of the stirring head is 2mm, the height of the circular truncated cone is 1mm, and the end with the larger diameter is connected with the bottom surface of the shaft shoulder.
The utility model has the advantages that:
1. the utility model provides a stirring head for friction stir welding with the diameter less than 1mm, a heat dissipation sleeve is arranged at the clamping handle, and heat dissipation fins on the heat dissipation sleeve increase the heat dissipation efficiency of the stirring head, so that the temperature of the clamping handle and the main shaft is reduced, the heat damage of the main shaft is reduced, and the service life is prolonged;
2. the utility model provides a friction stir welding below 1mm is with stirring head has seted up vertical guiding gutter and horizontal guiding gutter to the side of the stirring head, and promotion plastify material that can be fine is at the ascending flow of horizontal direction and vertical side, and then obtains higher quality welding effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is an overall internal cross-sectional view of an embodiment of the present invention;
fig. 3 is a schematic view of the overall bottom structure of the embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
As shown in fig. 1, 2 and 3, the stirring head for friction stir welding with the diameter of 1mm or less comprises a clamping handle 1 and a shaft shoulder 3, wherein the shaft shoulder 3 is fixedly arranged at one end of the clamping handle 1, a heat dissipation sleeve 2 in threaded fit is arranged at the side end of the clamping handle 1, the heat dissipation sleeve 2 is attached to the side end of the clamping handle 1, and the heat dissipation sleeve 2 is attached to the upper end of the shaft shoulder 3. The fixed fin 7 that is equipped with the array and distributes of side of heat dissipation sleeve 2, the fixed stirring head 4 that is equipped with of lower extreme of shaft shoulder 3, stirring head 4 is the round platform form, the side of stirring head 4 is equipped with vertical guiding gutter 5 and the even horizontal guiding gutter 6 in interval of array distribution.
The lower extreme edge of shaft shoulder 3 is equipped with the boss, the lower extreme of shaft shoulder 3 is equipped with the water conservancy diversion screw thread, the boss is arranged in to the water conservancy diversion screw thread, stirring head 4 arranges in between the water conservancy diversion screw thread, and is located the positive centre of 3 lower extremes of shaft shoulder.
It should be noted that, preferably, the radius of the shaft shoulder 3 is 6mm, the diameter of one end of the stirring head 4 is 1mm, the diameter of the other end of the stirring head is 2mm, the height of the circular truncated cone is 1mm, and the end with the larger diameter is connected with the bottom surface of the shaft shoulder 3.
The utility model discloses a theory of operation and use flow: when the stirring head is used, the heat dissipation sleeve 2 and the stirring head rotate together during working, and the heat dissipation fins 7 on the heat dissipation sleeve 2 are in full contact with air, so that the heat dissipation efficiency is greatly enhanced, and the temperature of the clamping handle 1 and the temperature of the main shaft are reduced; the stirring head 4 rotates at a high speed in the welding material, the generated heat plasticizes and flows the welding material, and the vertical guide grooves 5 and the horizontal guide grooves 6 on the side surface of the stirring head 4 further promote the flow of the plasticized material.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (3)
1. The stirring head for friction stir welding with the diameter less than 1mm is characterized by comprising a clamping handle (1) and a shaft shoulder (3), wherein the shaft shoulder (3) is fixedly arranged at one end of the clamping handle (1), a heat dissipation sleeve (2) in threaded fit is arranged at the side end of the clamping handle (1), the heat dissipation sleeve (2) is attached to the side end of the clamping handle (1), and the heat dissipation sleeve (2) is attached to the upper end of the shaft shoulder (3);
the fixed fin (7) that are equipped with the array and distribute of side of heat dissipation sleeve (2), the fixed stirring head (4) that is equipped with of lower extreme of shaft shoulder (3), stirring head (4) are the round platform form, the side of stirring head (4) is equipped with vertical guiding gutter (5) and the even horizontal guiding gutter (6) in interval that the array distributes.
2. The stirring head for friction stir welding with the diameter of less than 1mm according to claim 1, wherein a boss is arranged at the lower end edge of the shaft shoulder (3), a flow guide thread is arranged at the lower end of the shaft shoulder (3), the flow guide thread is arranged in the boss, and the stirring head (4) is arranged between the flow guide threads and is positioned in the middle of the lower end of the shaft shoulder (3).
3. The stirring head for friction stir welding of 1mm or less according to claim 2, wherein the radius of the shoulder (3) is 6mm, the diameter of one end of the stirring head (4) is 1mm, the diameter of the other end is 2mm, the height of the circular truncated cone is 1mm, and the end with the larger diameter is connected to the bottom surface of the shoulder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220516456.3U CN217142695U (en) | 2022-03-10 | 2022-03-10 | Stirring head for friction stir welding below 1mm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220516456.3U CN217142695U (en) | 2022-03-10 | 2022-03-10 | Stirring head for friction stir welding below 1mm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217142695U true CN217142695U (en) | 2022-08-09 |
Family
ID=82693183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220516456.3U Expired - Fee Related CN217142695U (en) | 2022-03-10 | 2022-03-10 | Stirring head for friction stir welding below 1mm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217142695U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116140789A (en) * | 2023-04-23 | 2023-05-23 | 成都航空职业技术学院 | Backfill type friction stir spot welding equipment and welding method |
-
2022
- 2022-03-10 CN CN202220516456.3U patent/CN217142695U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116140789A (en) * | 2023-04-23 | 2023-05-23 | 成都航空职业技术学院 | Backfill type friction stir spot welding equipment and welding method |
| CN116140789B (en) * | 2023-04-23 | 2023-06-20 | 成都航空职业技术学院 | Backfill type friction stir spot welding equipment and welding method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220809 |