CN206578429U - A kind of double-shaft shoulder agitating friction head water cooling plant - Google Patents
A kind of double-shaft shoulder agitating friction head water cooling plant Download PDFInfo
- Publication number
- CN206578429U CN206578429U CN201720167731.4U CN201720167731U CN206578429U CN 206578429 U CN206578429 U CN 206578429U CN 201720167731 U CN201720167731 U CN 201720167731U CN 206578429 U CN206578429 U CN 206578429U
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- Prior art keywords
- shaft shoulder
- agitating friction
- friction head
- double
- delivery pipe
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Abstract
The utility model discloses a kind of double-shaft shoulder agitating friction head water cooling plant, the device includes the shaft shoulder, the lower shaft shoulder and the mixing needle between the upper shaft shoulder and the lower shaft shoulder on stirring-head, sleeve is cased with outside the upper shaft shoulder, vertical cooling duct is installed in the upper shaft shoulder, delivery pipe is installed on the upper shaft shoulder, delivery pipe is fixed in sleeve by linear bearing, and upper shaft shoulder inner circumferential is additionally provided with horizontal cooling duct, and U-shaped collector is cased with outside the upper shaft shoulder.Double-shaft shoulder agitating friction head water cooling plant of the present utility model, the non-welded part of the shaft shoulder above and below whole double-shaft shoulder agitating friction head can simultaneously be cooled down by cooling water, not only reduce agitating friction head temperature, sleeve, the temperature of friction stir welding machine head are also reduced, equipment operating environment is improved.
Description
Technical field
The utility model is related to double-shaft shoulder agitating friction head water cooling plant, belongs to welding field.
Background technology
From Britain's institute of welding (TWI) in utility model in 1991 since agitating friction cooling means, this technology
Because its welding deformation is small, residual stress is small, without protective gas and packing material, can eliminate stomata, be mingled with, the welding such as crackle lacks
Fall into, arc light, flue dust, noise pollution etc. are not produced, while cost can be significantly reduced, material, optimization structure is saved, mitigate aircraft
Construction weight the features such as paid close attention to by scientific research institution of various countries.Because this technology has not available for a lot of other methods
Distinguishing feature, it is used for space industry soon, and the welding of new generation's carrier rocket core level tank cylinder section longitudinal joint is exactly to select
This method.Although using agitating friction cooling means high-quality welding point can be obtained, but still there are many difficult points,
Such as stirring-head easily weares and teares at high temperature, influences its service life.Therefore the operating temperature of stirring-head how is reduced into important
Work.
Patent (application number 201310139472.0) devises special stirring-head and workpiece cooler, stirring-head cooler
Installed in welded part protector upper end, stirring-head is arranged among stirring-head cooler and welded part protector, cold
But medium is used for indirect cooling and stirring friction head, and the cooler construction is complicated；Patent (application number 03134361.9) is same
By the indirect cooling and stirring friction head of cooling medium, designed cooling water system is complicated, it is apparent that needed for this method
The cooling device wanted is larger and applicability is not strong；In addition with patent (application number 201310449604.X) by being fixedly installed on
The lower section cooler pan of main tapping cabinet cools down the bar portion of main tapping, but needs a variety of in-lines, outlet line, it is necessary to design
Accumulator and balanced valve, actually a kind of still indirect cooling method.Therefore stirring can at utmost be realized by designing one kind
Friction head refrigerating function, not only can farthest avoid influence welding quality but also be capable of simple and quick operation cooling means and
Device becomes an extremely urgent vital task.
Utility model content
Utility model purpose：In order to overcome the deficiencies in the prior art, the utility model provides a kind of double-shaft shoulder and stirred
Friction head water cooling plant is mixed, can at utmost realize that agitating friction head refrigerating function can farthest avoid influence from welding again
Quality is connect simple and quick to operate again.
Technical scheme：To achieve the above object, double-shaft shoulder agitating friction head water cooling plant of the present utility model, includes stirring
It is cased with head outside the shaft shoulder, the lower shaft shoulder and the mixing needle between the upper shaft shoulder and the lower shaft shoulder, the upper shaft shoulder in sleeve, the upper shaft shoulder
It is provided with vertical cooling duct, the upper shaft shoulder and delivery pipe is installed, delivery pipe is fixed in sleeve by linear bearing, the upper shaft shoulder
Inner circumferential is additionally provided with horizontal cooling duct, and U-shaped collector is cased with outside the upper shaft shoulder.
Preferably, being provided with conulite below the lower shaft shoulder, the conulite includes housing, the bottom of housing
Provided with opening, screwed hole is provided with inner walls, hole is equipped with the lower shaft shoulder and housing, the lower section of housing is provided with tank,
Opening is located in tank, is entered by the screwed hole of inner walls with the cooling water in dynamic water tank on the lower shaft shoulder, and under
On the shaft shoulder and outside the hole discharge housing of housing.
Preferably, provided with circular door between the conulite and the lower shaft shoulder, circular door will be in lower shaft shoulder hole
After the cooling water thrown away is blocked, due in gravity cooling water next time screw clamp.
Preferably, the delivery pipe is connected by screw thread with the upper shaft shoulder, mixing needle is connected by screw thread with the upper shaft shoulder, is stirred
The thread rotary orientation for mixing pin and delivery pipe is opposite.
Preferably, being provided with high-temperature seal ring between the bottom of the delivery pipe and the upper shaft shoulder.
Preferably, the conulite is connected by screw thread with the lower shaft shoulder, mixing needle is connected by screw thread with the lower shaft shoulder,
Conulite is opposite with the hand of spiral of mixing needle.
Beneficial effect：Compared with prior art, the utility model has advantages below：
(1) this is a kind of new-type double-shaft shoulder agitating friction head cooling means and device, can be by cooling water to whole
The non-welded part of the shaft shoulder is cooled down simultaneously above and below double-shaft shoulder agitating friction head, not only reduces agitating friction head temperature,
Sleeve, the temperature of friction stir welding machine head are reduced, equipment operating environment is improved.
(2) adverse effect of the high temperature to agitating friction head can not only be mitigated by agitating friction head being cooled down, can also between
Connect control field of welding temperature；The cooling water discharged will not produce influence to surrounding environment.
(3) special sealing device or circulating water device is not needed, cost of manufacture and operation difficulty, structure letter is reduced
It is single, practical.The soldering set part is less, with low cost, easy realization and easy to assembly, and this has for its popularization with applying
Important realistic meaning.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the cross-sectional view of the upper shaft shoulder.
Fig. 3 is the cross-sectional view of the lower shaft shoulder.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
As shown in Figure 1 to Figure 3, double-shaft shoulder agitating friction head water cooling plant of the present utility model, includes the shaft shoulder on stirring-head
9th, sleeve 3, the upper shaft shoulder 9 are cased with outside the lower shaft shoulder 10 and the mixing needle 8 between the upper shaft shoulder 9 and the lower shaft shoulder 10, the upper shaft shoulder 9
Inside it is provided with vertical cooling duct, the upper shaft shoulder 9 and delivery pipe 2 is installed, is set between the bottom of the delivery pipe 2 and the upper shaft shoulder 9
There is high-temperature seal ring 4, delivery pipe 2 is fixed in sleeve 3 by linear bearing 14, the upper inner circumferential of the shaft shoulder 9 is additionally provided with level cooling
Passage, is cased with U-shaped collector 6 outside the upper shaft shoulder 9, and the top of delivery pipe 2 is provided with free water pipe 1, and cooling water 15 enters from free water pipe
Enter into delivery pipe 2, entered by vertical cooling duct in the upper shaft shoulder 9, because sleeve 3 rotates at a high speed, so that the upper shaft shoulder 9 is high
Speed rotation, cooling water 15 throws away the upper shaft shoulder 9 by horizontal cooling duct, the upper shaft shoulder 9 is cooled down.
In the utility model, the lower lower section of the shaft shoulder 10 is provided with conulite 12, and conulite 12 includes housing, shell
The bottom of body is provided with opening, and screwed hole is provided with inner walls, hole, the lower section of housing are equipped with the lower shaft shoulder 10 and housing
Provided with tank 13, opening is located in tank 13, entered by the screwed hole of inner walls with the cooling water 15 in dynamic water tank 13
On the lower shaft shoulder 10, and by the lower shaft shoulder 10 and outside the hole discharge housing of housing.Between the conulite 12 and the lower shaft shoulder 10
Provided with circular door 11, after the cooling water 15 that circular door 11 will be thrown away in the lower hole of the shaft shoulder 10 is blocked, due to gravity cooling
Water 15 is next time in screw clamp 13.
In the utility model, free water pipe can use small-bore common water pipe, and delivery pipe 2 is used to flow through cooling water 15,
It can be made of common stainless steel；Sleeve 3 is used to install the shaft shoulder 9 on agitating friction head, should have rigidity, requires to have again and prevents
Corrosive nature, therefore can be made of high-strength stainless steel material；High-temperature seal ring 4 can be using high temperature resistant silica gel on the market
Circle；The shaft shoulder 9 and the lower shaft shoulder 10 can be made of general tool steel or high-temperature alloy steel or refractory ceramics on agitating friction head；Stirring
Pin 8 can be made of nickel-base alloy；U-shaped collector 6, circular door 11, conulite 12 and slot tank 13 can be using common
Stainless steel is made.The delivery pipe 2 is connected by screw thread with the upper shaft shoulder 9, and mixing needle 8 is connected by screw thread with the upper shaft shoulder 9, stirring
Pin 8 is opposite with the thread rotary orientation of delivery pipe 2.The conulite 12 is connected by screw thread with the lower shaft shoulder 10, and mixing needle 8 passes through spiral shell
Line is connected with the lower shaft shoulder 10, and conulite 12 is opposite with the hand of spiral of mixing needle 8.Delivery pipe 2 uses linear bearing with sleeve 3
14 are engaged, can axially movable and rotation.Its lower end has external screw thread, the internal thread hole 9-4 phases with the shaft shoulder on stirring-head 9
Coordinate, centre adds high-temperature seal ring 4, prevents cooling water from being overflowed at internal thread hole 9-4.
In the utility model, the agitating friction head uses split-type structural, passes through the mixing needle 8 of a TBE (threaded both ends)
The internal thread hole of the shaft shoulder above and below connection.The middle part of mixing needle 8 also processes two sections of screw threads, this two sections of screw threads it is oppositely oriented, refer to simultaneously
To stirring center of pin.4 inclined hole 10-1 of the lower shaft shoulder 10 should try one's best the lower side of the shaft shoulder 10 into 90 degree of distributions, its bottom opening
Edge, is easy to introduce the cooling water that conulite internal thread is drunk up, and then cool down to the lower shaft shoulder 10 is overall.
The shaft shoulder 9 has boss 9-3 on agitating friction head, before welding, the upper end of the shaft shoulder 9 on agitating friction head is put into set
In cylinder 3, the axial movement of the shaft shoulder 9 on agitating friction head is limited using boss 9-3, fixing screws 5 hold out against agitating friction from radial direction
The shaft shoulder 9 on head, are allowed to be unable to relative sleeve 3 to rotate.Agitating friction head rotation direction screws in the shaft shoulder 9 on agitating friction head with delivery pipe 2
It is oppositely oriented, to prevent that delivery pipe 2 releases caused drainage in welding process.
The surrounding of the shaft shoulder 9 is surrounded by U-shaped collector 6 on agitating friction head, the opening direction direction stirring of U-shaped collector 6
The cooling duct 9-1 of the shaft shoulder 9 on friction head；90 degree of arrangements are differed between the 9-1 of cooling duct, and pass through the shaft shoulder on agitating friction head
9 center is connected with centre bore 9-2.When cooling water enters after delivery pipe 2 in the effect of gravity, stirring can be directly entered and rubbed
The inside of the shaft shoulder 9 in rubbing head, subsequently into cooling duct 9-1, is directly cooled down to the shaft shoulder 9 on agitating friction head；Due to stirring
Mixing head height speed rotation can make cooling water produce centrifugal motion, cooling water is thrown out of agitating friction head sheet along cooling duct 9-1
Outside body.
The screwed hole 10-2 at the top of the shaft shoulder 10 is connected with mixing needle 8 under agitating friction head, external screw thread 10-4 and the sky of lower end
The internal thread of heart cone 12 is engaged.Conulite 12 revolves relative to the direction that screws of the lower shaft shoulder 10 with stirring-head in welding process
Turn in opposite direction, prevent from coming off when conulite 12 rotates with stirring-head synchronous high-speed in welding process.Circular door 11 is fixed
On the step 10-3 of the lower shaft shoulder 10, it is locked at by conulite 12 on the lower shaft shoulder 10.The bottom of the lower shaft shoulder 10 is also provided with 4
Into the inclined hole 10-1 of 90 degree of distributions.It is adjoint in the cooling water 15 in the bottom immersion slot tank 13 of conulite 12 during welding
The high speed rotation of stirring-head, internal thread of the cooling water 15 along conulite 12 climbs upwards, and the bottom into the lower shaft shoulder 10 is oblique
Hole 10-1, is cooled down to the lower shaft shoulder 10.Cooling water by throwing away upwards after the inclined hole 10-1 of bottom, after being blocked by circular door 11
Return under gravity in slot tank 13, and be inhaled into conulite 12, and so on realize following for cooling water
Ring.
When using the cooling device, it should be noted that：
(1) the free water pipe 1 of the cooling water of the shaft shoulder 9 on warm-up phase, closing；When formally starting welding, cooling water is opened certainly
By water pipe 1；
(2) should not need to have the lower bottom of the shaft shoulder 10 toward injection cooling water 15 in slot tank 13, water surface elevation before welding
Conulite 12；
(3) in welding ending phase, before agitating friction head stops the rotation, the cooling water Free water of the shaft shoulder 9 need to first be closed
Pipe 1, after delivery port 7 no longer there are flowing out, can stop the rotation；
(4) in cooling device during use, human body exposed position is forbidden close to agitating friction head, to avoid being scalded by high temperature
Wound.
The main flow of the cooling means of the agitating friction head：
(1) by the shaft shoulder 9 and the lower shaft shoulder 10 on the screw-in stirring-head of the two ends of mixing needle 8, an entirety is made；
(2) shaft shoulder 9 on agitating friction head is fixedly mounted on the lower end of sleeve 3, locked with fixing screws 5；
(3) delivery pipe 2 is stretched into sleeve 3, through linear bearing 14 and screwed, be allowed to realize with the shaft shoulder on stirring-head 9
Threaded connection；
(4) circular door is installed on the step 10-3 of the lower shaft shoulder 10, by locking conulite 12 by circular door
It is anchored on the lower shaft shoulder 10；
(5) cooling water 15 is injected into the slot tank below stirring-head, conulite 12 is immersed in cooling water 15；
(6) welding machine main motor, the rotation of agitating friction head are started.Welding starts, after warm-up phase, opens free water pipe 1
Start to convey cooling water；
(7) when agitating friction head starts to be lifted and leaves workpiece, conveying cooling water is stopped, when delivery port 7 no longer flows out
After cooling water, main motor stops the rotation.
(8) stage is entirely welded, forbids human body exposed position close to agitating friction head, in order to avoid be burned, weld task knot
Shu Hou, friction head to be mixed is cooled to normal temperature, can pull down on agitating friction head shaft shoulder center in the shaft shoulder 9 and the lower shaft shoulder 10, inspection
Ponding is whether there is in hole 9-2 and lower axle shoulder slope hole 10-1, if any then outwelling cooling water.
Described above is only preferred embodiment of the present utility model, it should be pointed out that：For the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (6)
1. a kind of double-shaft shoulder agitating friction head water cooling plant, it is characterised in that：Comprising the shaft shoulder, the lower shaft shoulder on stirring-head and positioned at upper
It is cased with sleeve, the upper shaft shoulder that vertical cooling duct, upper axle are installed outside mixing needle between the shaft shoulder and the lower shaft shoulder, the upper shaft shoulder
Delivery pipe is installed, delivery pipe is fixed in sleeve by linear bearing on shoulder, it is logical that upper shaft shoulder inner circumferential is additionally provided with level cooling
Road, is cased with U-shaped collector outside the upper shaft shoulder.
2. double-shaft shoulder agitating friction head water cooling plant according to claim 1, it is characterised in that：Pacify below the lower shaft shoulder
Equipped with conulite, the conulite includes housing, and the bottom of housing is provided with opening, screwed hole is provided with inner walls,
Hole is equipped with the lower shaft shoulder and housing, the lower section of housing is provided with tank, and opening is located in tank, passes through the screw thread of inner walls
Cooling water in pore area dynamic water tank is entered on the lower shaft shoulder, and by the shaft shoulder and outside the hole discharge housing of housing.
3. double-shaft shoulder agitating friction head water cooling plant according to claim 2, it is characterised in that：The conulite is with
Provided with circular door between the shaft shoulder, after the cooling water that circular door will be thrown away in lower shaft shoulder hole is blocked, due to gravity cooling
Return under water in tank.
4. double-shaft shoulder agitating friction head water cooling plant according to claim 1, it is characterised in that：The delivery pipe passes through spiral shell
Line is connected with the upper shaft shoulder, and mixing needle is connected by screw thread with the upper shaft shoulder, and the thread rotary orientation of mixing needle and delivery pipe is opposite.
5. double-shaft shoulder agitating friction head water cooling plant according to claim 1, it is characterised in that：The bottom of the delivery pipe
High-temperature seal ring is provided between the upper shaft shoulder.
6. double-shaft shoulder agitating friction head water cooling plant according to claim 2, it is characterised in that：The conulite passes through
Screw thread is connected with the lower shaft shoulder, and mixing needle is connected by screw thread with the lower shaft shoulder, and conulite is opposite with the hand of spiral of mixing needle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720167731.4U CN206578429U (en) | 2017-02-23 | 2017-02-23 | A kind of double-shaft shoulder agitating friction head water cooling plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720167731.4U CN206578429U (en) | 2017-02-23 | 2017-02-23 | A kind of double-shaft shoulder agitating friction head water cooling plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206578429U true CN206578429U (en) | 2017-10-24 |
Family
ID=60091195
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720167731.4U Expired - Fee Related CN206578429U (en) | 2017-02-23 | 2017-02-23 | A kind of double-shaft shoulder agitating friction head water cooling plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206578429U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106808083A (en) * | 2017-02-23 | 2017-06-09 | 江苏科技大学 | A kind of double-shaft shoulder agitating friction head water cooling plant and cooling means |
| CN107866694A (en) * | 2017-11-17 | 2018-04-03 | 徐州华显凯星信息科技有限公司 | A kind of construction steel structure installation drill cooling clamper |
| CN107999954A (en) * | 2017-12-11 | 2018-05-08 | 杨立志 | A kind of agitating friction welder using circulating water |
-
2017
- 2017-02-23 CN CN201720167731.4U patent/CN206578429U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106808083A (en) * | 2017-02-23 | 2017-06-09 | 江苏科技大学 | A kind of double-shaft shoulder agitating friction head water cooling plant and cooling means |
| CN107866694A (en) * | 2017-11-17 | 2018-04-03 | 徐州华显凯星信息科技有限公司 | A kind of construction steel structure installation drill cooling clamper |
| CN107999954A (en) * | 2017-12-11 | 2018-05-08 | 杨立志 | A kind of agitating friction welder using circulating water |
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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 |
Granted publication date: 20171024 Termination date: 20180223 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |