CN108188564A - A kind of agitating friction weldering cutter for being conveniently replaceable stirring-head - Google Patents
A kind of agitating friction weldering cutter for being conveniently replaceable stirring-head Download PDFInfo
- Publication number
- CN108188564A CN108188564A CN201711460211.3A CN201711460211A CN108188564A CN 108188564 A CN108188564 A CN 108188564A CN 201711460211 A CN201711460211 A CN 201711460211A CN 108188564 A CN108188564 A CN 108188564A
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- CN
- China
- Prior art keywords
- stirring
- head
- knife
- handle
- shaft shoulder
- 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
-
- 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
- B23K20/26—Auxiliary equipment
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Accessories For Mixers (AREA)
Abstract
The present invention provides a kind of agitating friction weldering cutter for being conveniently replaceable stirring-head, handle of a knife including stirring-head and for connecting stirring-head and main shaft, the stirring-head includes the mixing needle being connected and shaft shoulder body, the mixing needle protrudes from the shaft shoulder body front end face, and the shaft shoulder body rear portion and the handle of a knife are detachably connected.One aspect of the present invention stirring-head is detachably connected with handle of a knife formation, integral replacing after being worn convenient for stirring-head；On the other hand stirring header structure is changed, stirring-head is made of shaft shoulder body and mixing needle two parts, stirring-head is directly connected to by shaft shoulder body rear portion with handle of a knife, and since stirring-head eliminates the larger transition portion of volume and coupling part, stirring-head overall dimensions substantially reduce, relative to traditional stirring-head, cost is greatly reduced, has saved resource.
Description
Technical field
The invention belongs to agitating friction technical fields, are related to a kind of agitating friction weldering cutter for being conveniently replaceable stirring-head.
Background technology
Stirring-head is the key that agitating friction welding technology, is known as the heart of agitating friction weldering.The quality of stirring-head is not only
It determines the performance of friction stir welding, and decides the production cost of agitating friction weldering.During agitating friction weldering,
Mixing needle will be rotating at the combination interface for being inserted into materials to be welded, and is advanced under certain speed along weld seam.Therefore, it is stirring
The working environment of stirring-head is more severe during friction welding (FW), tired to its rigidity, high temperature hardness, high-temperature wear behavior, high temperature toughness, heat
Labor performance, high temperature oxidation resistance etc. all have more strict requirements.In actual use, stirring-head is needed as consumptive material
Want frequent replacement.Stirring-head is more expensive, as shown in Figure 1, current stirring-head is mainly made of four parts：Mixing needle 100, axis
Shoulder portion 200, transition portion 300 and coupling part 400.Few then hundreds of yuan one of stirring-head, at most thousands of one, members.
In the welding process, for different-thickness by weldering base material, length and the shaft shoulder diameter meeting difference of mixing needle.Make
With in the process, typically stirring-head is caused to fail because of mixing needle part wears or fracture, need to carry out continually more
It changes.In stirring-head replacement process, shoulder, transition portion and the coupling part of stirring-head be all often it is intact,
A kind of great wasting of resources as mixing needle is given it up together, also to agitating friction soldering equipment using client bring compared with
Big economic expenditure.
Invention content
In view of the above deficiencies of the prior art, it is conveniently replaceable stirring for stirring-head the purpose of the present invention is to provide a kind of
Friction welding (FW) cutter is mixed, is economized on resources, reduces use cost.
In order to achieve the above objects and other related objects, technical solution of the present invention is as follows：
A kind of agitating friction weldering cutter for being conveniently replaceable stirring-head, including stirring-head and for connecting stirring-head and main shaft
Handle of a knife, the stirring-head includes the mixing needle being connected and shaft shoulder body, the mixing needle protrude from the shaft shoulder body front end face, institute
It states shaft shoulder body rear portion and the handle of a knife is detachably connected.
Using the above structure, one side stirring-head is detachably connected with handle of a knife formation, convenient for entirety after stirring-head abrasion more
It changes；On the other hand stirring header structure is changed, stirring-head is made of shaft shoulder body and mixing needle two parts, and stirring-head relies on shaft shoulder body
Rear portion is directly connected to handle of a knife, and since stirring-head eliminates the larger transition portion of volume and coupling part, stirring-head are whole
Body size substantially reduces, and relative to traditional stirring-head, greatly reduces cost, has saved resource.
Further, the rear portion of the shaft shoulder body is clamping part, and the handle of a knife front end coaxially offers described for receiving
The mounting hole of clamping part, the clamping part are stretched into mounting hole, and pass through the locking member radial compaction set on handle of a knife.
Further, the locking member is clamping screw, and the clamping part one or both sides have stop surface, on the handle of a knife
Equipped with the locking screw holes for installation locking bolt, the clamping screw passes through the locking screw holes and is against the clamping part
On stop surface.
Further, the locking screw holes are two be oppositely arranged, and the clamping screw is two, outside the holder main body
Wall position corresponding with the nut of clamping screw is plane.
Further, it is additionally provided with the terminal pad for being connect with main shaft on the handle of a knife, the company of being provided in the terminal pad
Connect hole.
Further, the terminal pad is equipped with locating slot；The locating slot is two be oppositely arranged, positioned at the connection
On disk excircle.
Further, the handle of a knife back segment is taper shank, and stage casing is pre-small post-large pyramidal structure, and leading portion is column construction, institute
It states mounting hole and is opened in leading portion.
Further, the shaft shoulder body front end face is provided with groove, and the external wall of the shaft shoulder along the circumferential direction offers thread groove.
Further, the mixing needle and shaft shoulder body by integral forming, the junction rounding off of mixing needle and shaft shoulder body are described
The diameter of clamping part is less than or equal to shaft shoulder body forepart diameter.
Further, the tapered structure of the mixing needle, outer wall are provided with helical raised and at least two scarves, stirring
The front end face of needle is spherical surface.
The beneficial effects of the invention are as follows：One aspect of the present invention stirring-head is detachably connected with handle of a knife formation, is ground in stirring-head
After damage, stirring-head is only replaced, tool materials and processing cost are greatly saved without needing to change in handle of a knife in this way；On the other hand
Stirring header structure is changed, stirring-head is made of shaft shoulder body and mixing needle two parts, and stirring-head relies on shaft shoulder body rear portion and handle of a knife
It is directly connected to, and since stirring-head eliminates the larger transition portion of volume and coupling part, stirring-head overall dimensions are substantially
Reduce, relative to traditional stirring-head, greatly reduce cost, saved resource.
Description of the drawings
Fig. 1 is the structure diagram of stirring-head in the prior art；
The structure diagram of Fig. 2 present invention；
Fig. 3 is the structure diagram of stirring-head of the present invention；
Fig. 4 is the left view of stirring-head of the present invention；
Fig. 5 is the right view of stirring-head of the present invention；
Fig. 6 is enlarged view at I in Fig. 3 of the present invention；
Fig. 7 is another structure diagram of stirring-head of the present invention；
Fig. 8 is the structure diagram of handle of a knife of the present invention；
Fig. 9 is the front view of handle of a knife of the present invention；
Figure 10 is A-A direction views in Fig. 9；
Figure 11 is the mounting structure schematic diagram of handle of a knife of the present invention and machine tool chief axis.
Piece mark explanation：
1- handle of a knifes；10- cooling passages；11- back segments；12- terminal pads；13- stage casings；14- leading portions；15- mounting holes；16-
Connecting hole；17- locating slots；18- locking screw holes；19- planes；2- stirring-heads；21- shaft shoulder bodies；21a- clamping parts；21b- grooves；
21c- thread grooves；22- mixing needles；22a- protrusions；22b- scarves；3- clamping screws；4- main shafts；5- positioning keys；6- bolts.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book understands other advantages and effect of the present invention easily.
Front and rear described in this example, towards a side of workpiece as front when being used using cutter, the side away from workpiece is rear.
Embodiment
As shown in Fig. 2 to Figure 10, a kind of agitating friction weldering cutter for being conveniently replaceable stirring-head, including stirring-head 2 and handle of a knife
1, wherein for handle of a knife 1 for connecting stirring-head 2 and machine tool chief axis, stirring-head 2 and handle of a knife 1 are detachably connected, are stirred convenient for stirring-head 2
Mix it is first 2 abrasion after integral replacing.
Wherein, stirring-head 2 includes the mixing needle 22 being connected and shaft shoulder body 21, mixing needle 22 protrude from 21 front end of shaft shoulder body
Face, mixing needle 22 and shaft shoulder body 21 are structure as a whole in this example, and 21 rear portion of shaft shoulder body and the handle of a knife 1 are detachably connected.
Due to changing 2 structure of stirring-head, stirring-head 2 is made of shaft shoulder body 21 and 22 two parts of mixing needle, stirring-head 2 according to
It is directly connected to by 21 rear portion of shaft shoulder body with handle of a knife 1, and since stirring-head 2 eliminates the larger transition portion and connecting portion of volume
Point, 2 overall dimensions of stirring-head substantially reduce, and relative to traditional stirring-head 2, greatly reduce cost, have saved resource.
Preferably, 1 back segment of handle of a knife is taper shank, stage casing is pre-small post-large pyramidal structure, and leading portion is column construction, installation
Hole 15 is opened in leading portion.Taper shank is convenient for the installation with spindle hole.
The rear portion of shaft shoulder body 21 is clamping part 21a, and 1 front end of handle of a knife coaxially offers the peace for receiving clamping part 21a
Hole 15 is filled, the clamping part 21a stretched into mounting hole 15, and passes through the locking member that is set on handle of a knife 1 by clamping part 21a along handle of a knife
1 radial compaction limits the relative rotation between stirring-head 2 and handle of a knife 1.
Wherein, 21 front end face of shaft shoulder body is along the circumferential direction provided with groove 21b, to increase shaft shoulder body during agitating friction weldering
21 and hold together aggregate capabilities by the friction between weldering base material and to the packet of plastic metal material, improve welding effect.In order to reduce
Heat accumulation in 2 welding process of stirring-head improves the service life of stirring-head 2, thread groove is provided in 21 circumferencial direction of shaft shoulder body
21c。
As shown in Figure 4 and Figure 6, the tapered structure of 22 main body of mixing needle, outer wall are provided with the raised 22a of spiral distribution,
And set there are three scarf 22b, without raised 22a, the front end face B of mixing needle 22 is spherical surface for scarf 22b positions.Mixing needle 22
With raised 22a and scarf 22b, to increase during agitating friction weldering mixing needle 22 and by the friction between weldering base material, carry
High welding effect.
Preferably, mixing needle 22 is integrally formed with shaft shoulder body 21, the diameter of clamping part 21a is less than 21 front straight of shaft shoulder body
Diameter, as shown in Figure 6；Or 21 each sections of diameters of shaft shoulder body are equal.
Preferably, as shown in Figure 2 and Figure 8, locking member is clamping screw 3, clamping part 21a one or both sides have backstop
Face, corresponding clamping screw 3 are one or two, and stop surface is formed by way of removing clamping part 21a outer wall materials；Handle of a knife
1 upper edge is radially provided with the locking screw holes 18 for installation locking bolt 3, and clamping screw 3 passes through the locking screw holes 18 and is against
On the stop surface of clamping part 21a, stirring-head 2 is locked.
Specifically, locking screw holes 18 are two be oppositely arranged, and two clamping screws 3 relatively withstand on clamping part 21a's
On two stop surfaces, 1 body outer wall of handle of a knife position corresponding with the nut of clamping screw 3 is plane 19.
Clamping screw 3 is used as compressing member, on the one hand plays the role of locking, on the other hand can also realize adjusting, to adapt to not
With the locking of the stirring-head 2 of diameter.Clamping internal diameter is adjustable in the range of Φ 3mm~Φ 45mm, so as to meet 1mm~30mm thickness aluminium
The welding of the agitating friction of the materials such as alloy, magnesium alloy and copper or product needs.
For ease of the cooling to stirring-head 2, coolant circulation duct 10 is set in handle of a knife 1, so as to be welded in agitating friction
In the process, by the heat dissipation of coolant, the heat build-up of stirring-head in use is reduced, so as to improve the use of stirring-head
Service life further saves the use cost of stirring-head.
As shown in Figure 8 and Figure 11, it for ease of being docked with machine tool chief axis 4, is additionally provided on the handle of a knife 1 and to be used for and lathe
The terminal pad 12 that main shaft 4 connects is provided with connecting hole 16 in terminal pad 12.So as to be fixed on main shaft 4 by bolt 6, for just
Rotation is positioned and limited when installation, and the terminal pad 12 is equipped with locating slot 17；Locating slot 17 is is oppositely arranged in this example
Two, on 12 excircle of terminal pad, positioned by the positioning key 5 set in main shaft 4 and locating slot 17 during connection,
It is locked by bolt 6.
In order to extend the service life of stirring-head 2, the junction C arc transitions of mixing needle 22 and shaft shoulder body 21.
The beneficial effects of the invention are as follows：One aspect of the present invention stirring-head 2 is detachably connected with the formation of handle of a knife 1, convenient for stirring
Integral replacing after first 2 abrasion；On the other hand 2 structure of stirring-head is changed, stirring-head 2 is by 22 two parts of shaft shoulder body 21 and mixing needle
Composition, stirring-head 2 are directly connected to, and since stirring-head 2 eliminates the larger mistake of volume by 21 rear portion of shaft shoulder body with handle of a knife 1
It crosses part and coupling part, 2 overall dimensions of stirring-head substantially reduces, relative to traditional stirring-head 2, greatly reduce cost,
Resource is saved.
Stirring-head 2 is fixed by clamping screw 3, can realize the adjusting of chucking diameter, so as to adaptability different-diameter
Stirring-head 2.Clamping internal diameter is adjustable in the range of Φ 3mm~Φ 45mm, so as to meet 1mm~30mm thickness aluminium alloy, magnesium alloy and
The welding of the agitating friction of the materials such as copper or product needs.
Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the present invention
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from disclosed spirit with
All equivalent modifications completed under technological thought or change should be covered by the claim of the present invention.
Claims (10)
1. a kind of agitating friction weldering cutter for being conveniently replaceable stirring-head, it is characterised in that：It is stirred including stirring-head and for connecting
The handle of a knife of head and main shaft, the stirring-head includes the mixing needle being connected and shaft shoulder body, the mixing needle protrude from the shaft shoulder
Body front end face, the shaft shoulder body rear portion and the handle of a knife are detachably connected.
2. a kind of agitating friction weldering cutter for being conveniently replaceable stirring-head according to claim 1, it is characterised in that：The axis
The rear portion of shoulder body is clamping part, and the handle of a knife front end coaxially offers the mounting hole for receiving the clamping part, the folder
The portion of holding is stretched into mounting hole, and passes through the locking member radial compaction set on handle of a knife.
3. a kind of agitating friction weldering cutter for being conveniently replaceable stirring-head according to claim 2, it is characterised in that：The lock
Tight part is clamping screw, and the clamping part one or both sides have stop surface, and the handle of a knife is equipped with for installation locking bolt
Locking screw holes, the clamping screw passes through and the locking screw holes and is against on the stop surface of the clamping part.
4. a kind of agitating friction weldering cutter for being conveniently replaceable stirring-head according to claim 3, it is characterised in that：The lock
Tight screw hole is two be oppositely arranged, and the clamping screw is two, the nut pair of the holder main body outer wall and clamping screw
The position answered is plane.
5. a kind of agitating friction weldering cutter for being conveniently replaceable stirring-head according to claim 1, it is characterised in that：The knife
The terminal pad for being connect with main shaft is additionally provided on handle, connecting hole is provided in the terminal pad.
6. a kind of agitating friction weldering cutter for being conveniently replaceable stirring-head according to claim 5, it is characterised in that：The company
Disk is connect equipped with locating slot；The locating slot is two be oppositely arranged, on the terminal pad excircle.
7. a kind of agitating friction weldering cutter for being conveniently replaceable stirring-head according to claim 2, it is characterised in that：The knife
Handle back segment is taper shank, and stage casing is pre-small post-large pyramidal structure, and leading portion is column construction, and the mounting hole is opened in leading portion.
8. a kind of agitating friction weldering cutter for being conveniently replaceable stirring-head according to claim 1, it is characterised in that：The axis
Shoulder body front end face is provided with groove, and the external wall of the shaft shoulder along the circumferential direction offers thread groove.
9. a kind of agitating friction weldering cutter for being conveniently replaceable stirring-head according to claim 2, it is characterised in that：It is described to stir
Needle and shaft shoulder body by integral forming, the junction rounding off of mixing needle and shaft shoulder body are mixed, the diameter of the clamping part is less than or equal to
Shaft shoulder body forepart diameter.
10. a kind of agitating friction weldering cutter for being conveniently replaceable stirring-head according to claim 1, it is characterised in that：It is described
The tapered structure of mixing needle, outer wall are provided with helical raised and at least two scarves, and the front end face of mixing needle is spherical surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711460211.3A CN108188564A (en) | 2017-12-28 | 2017-12-28 | A kind of agitating friction weldering cutter for being conveniently replaceable stirring-head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711460211.3A CN108188564A (en) | 2017-12-28 | 2017-12-28 | A kind of agitating friction weldering cutter for being conveniently replaceable stirring-head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108188564A true CN108188564A (en) | 2018-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711460211.3A Pending CN108188564A (en) | 2017-12-28 | 2017-12-28 | A kind of agitating friction weldering cutter for being conveniently replaceable stirring-head |
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| Country | Link |
|---|---|
| CN (1) | CN108188564A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110524105A (en) * | 2019-08-14 | 2019-12-03 | 西北工业大学 | A kind of rotation soldering set and welding method for friction welding (FW) |
| CN111531268A (en) * | 2020-05-29 | 2020-08-14 | 中国铁道科学研究院集团有限公司 | Multi-shaft-shoulder double-telescopic friction stir welding stirring head |
| CN111940889A (en) * | 2020-06-28 | 2020-11-17 | 航天工程装备（苏州）有限公司 | Friction stir welding tool head for realizing high-dynamic high-precision measurement of welding interface temperature and friction stir welding device |
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| US20100081005A1 (en) * | 2008-09-26 | 2010-04-01 | Jong-Ning Aoh | Friction Stir Welding Tool and Weld Metal Structure with Plural Onion Rings |
| CN102581470A (en) * | 2012-03-01 | 2012-07-18 | 江苏科技大学 | Friction stir welding weld set for spray forming of Al (aluminum)-Zn (zinc)-Mg (magnesium)-Cu (copper) aluminum alloy |
| CN102581475A (en) * | 2012-03-22 | 2012-07-18 | 哈尔滨工业大学 | Soldering set for agitating friction welding with adjustable inclined angle and concave-top and convex-bottom type shaft shoulder and method thereof |
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| CN105108318A (en) * | 2015-09-15 | 2015-12-02 | 昆山斯格威电子科技有限公司 | Stirring head for friction stir welding |
| CN105436696A (en) * | 2015-12-02 | 2016-03-30 | 浙江理工大学 | Detachable mixing head for spherical surface mixing friction machining |
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| CN201102125Y (en) * | 2007-11-13 | 2008-08-20 | 江苏科技大学 | Agitator head for agitating friction welding |
| US20100081005A1 (en) * | 2008-09-26 | 2010-04-01 | Jong-Ning Aoh | Friction Stir Welding Tool and Weld Metal Structure with Plural Onion Rings |
| CN102581470A (en) * | 2012-03-01 | 2012-07-18 | 江苏科技大学 | Friction stir welding weld set for spray forming of Al (aluminum)-Zn (zinc)-Mg (magnesium)-Cu (copper) aluminum alloy |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110524105A (en) * | 2019-08-14 | 2019-12-03 | 西北工业大学 | A kind of rotation soldering set and welding method for friction welding (FW) |
| CN111531268A (en) * | 2020-05-29 | 2020-08-14 | 中国铁道科学研究院集团有限公司 | Multi-shaft-shoulder double-telescopic friction stir welding stirring head |
| CN111940889A (en) * | 2020-06-28 | 2020-11-17 | 航天工程装备（苏州）有限公司 | Friction stir welding tool head for realizing high-dynamic high-precision measurement of welding interface temperature and friction stir welding device |
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Address after: 400000 No.2-3, building 6, No.39 Xinggu Road, Jiulongpo District, Chongqing Applicant after: CHONGQING POTENT ELECTRICAL AND MECHANICAL Co.,Ltd. Address before: B108, incubation base, 3 / F, Wanchang international commercial city, 77-1 and 77-4, No. 17, Shiqiaopu Shiyang Road, Jiulongpo District, Chongqing Applicant before: CHONGQING POTENT ELECTRICAL AND MECHANICAL Co.,Ltd. |
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Application publication date: 20180622 |