CN208991962U - A kind of adaptive agitating device of friction stir weld - Google Patents
A kind of adaptive agitating device of friction stir weld Download PDFInfo
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- CN208991962U CN208991962U CN201821609131.XU CN201821609131U CN208991962U CN 208991962 U CN208991962 U CN 208991962U CN 201821609131 U CN201821609131 U CN 201821609131U CN 208991962 U CN208991962 U CN 208991962U
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Abstract
The utility model provides a kind of adaptive agitating device of friction stir weld, welding mechanism, sliding equipment, driving mechanism, displacement sensor and control mechanism including having mixing needle；Welding mechanism is slidably connected with sliding equipment；Driving mechanism connect with welding mechanism and connect with control mechanism signal, and displacement sensor setting is connect on the sliding mechanism and with control mechanism signal；Driving mechanism is fluid pressure type driving mechanism, electro hydraulic valve is arranged on oil pipe and connect with control mechanism, it realizes through control electro hydraulic valve and adjusts the oil liquid flow into oil cylinder, the lifting of the welding mechanism that connect with piston on the sliding mechanism is controlled, with the spacing that is kept stirring between needle and workpiece within the scope of spacing threshold.The utility model can adjust the spacing between mixing needle and workpiece in real time to control the forging force of blender welding, the forging force in stir friction welding process can be maintained at specified range, to improve the quality of friction stir weld.
Description
Technical field
The utility model relates to technical fields of mechanical processing, more specifically to a kind of the adaptive of friction stir weld
Answer agitating device.
Background technique
Currently, well known Friction Stir Welding be mutually moved using workpiece end face, heat caused by phase mutual friction, make to hold
Portion reaches hot plastic state, then rapid upset, completes a kind of method of welding.Compared with conventional fusion welding method, agitating friction
Soldering set has the advantages that low stress, small deformation, low energy consumption and green non-pollution.Friction stir welding be from laser welding come out with
Carry out most noticeable welding method.Major transformation is occurred for the interconnection technique of non-ferrous metals such as enabling aluminum alloy to by its appearance.With
Friction stir welding method welding aluminum alloy achieves good effect.Nowadays zinc, copper, titanium, low-carbon are just carried out in English, Mei Deng state
The Friction Stir Welding of steel, composite material etc..
However, Friction Stir Welding is very stringent to level weld seam requirement: it is required that the spacing of mixing needle and workpiece is less than restriction
Range, the restriction of the spacing then limit the depth that the mixing needle shaft shoulder is vertically pressed into workpiece surface, that is, limit under mixing needle
Pressure amount.And volume under pressure is to directly affect the principal element of forging force, wherein mixing needle bestows the forging force welding quality of workpiece
Have a major impact: if workpiece surface out-of-flatness, contact situation of the mixing needle with workpiece constantly changes when welding, leads to upset Reeb
It is dynamic, cause welding quality unstable.
In existing process of manufacture, the spacing range between stirring-head and workpiece is difficult to keep, once processing
Workpiece changes the workpiece at curved surface etc, and the spacing that just will appear stirring-head and workpiece is greater than the phenomenon that limiting range, causes to stir
The weld seam for mixing head and workpiece changes because of the variation of spacing, and the forging force for bestowing workpiece to mixing needle in this way causes to fluctuate, and makes
Welding quality unstable is obtained, and the workpiece that welding processing is formed will appear the case where not penetrating, not only adding to workpieces in subsequent
Work is brought the problem of quality, and can largely effect on the subsequent applications of workpiece.
Utility model content
The purpose of the utility model is to overcome shortcoming and deficiency in the prior art, a kind of friction stir weld is provided
Adaptive agitating device, the adaptive agitating device can adjust the spacing between mixing needle and workpiece in real time to control blender weldering
Forging force in stir friction welding process can be maintained at specified range, to improve friction rabbling welding by the forging force connect
The quality connect.
In order to achieve the above object, the utility model is achieved by following technical proposals: a kind of friction stir weld
Adaptive agitating device, it is characterised in that: including with the welding mechanism of mixing needle, sliding equipment, for driving bonding machine
Driving mechanism that structure is gone up and down on the sliding mechanism, displacement sensor and control mechanism for detecting stirring-head height and position；Institute
Welding mechanism is stated to be slidably connected with sliding equipment；The driving mechanism connect with welding mechanism and connect with control mechanism signal,
It realizes and lifting is slided by control driving welding mechanism on the sliding mechanism；Institute's displacement sensors are arranged on the sliding mechanism simultaneously
It is connect with control mechanism signal, realizes and feed back the location information of stirring-head in control mechanism；
The driving mechanism is fluid pressure type driving mechanism, and including oil cylinder, oil pipe, setting in in-oil cylinder piston, oil storage
Tank, oil pump and electro hydraulic valve；The oil storage tank, oil pump and oil cylinder are sequentially connected by oil pipe；The piston and welding mechanism
Connection；The electro hydraulic valve is arranged on oil pipe and connect with control mechanism, realizes through control electro hydraulic valve and adjusts
Into the oil liquid flow of oil cylinder, control the lifting of the welding mechanism connecting with piston on the sliding mechanism, be kept stirring needle and
Spacing between workpiece is within the scope of spacing threshold.
In the above scheme, the adaptive agitating device structure is simply and easy to operate, can be fed back by displacement sensor
Mixing needle height position information, adjust the spacing between mixing needle and workpiece in real time by electro hydraulic valve, be kept stirring needle
Spacing between workpiece, can be by Friction Stir Welding to control the forging force of blender welding within the scope of spacing threshold
Forging force in the process is maintained at specified range, to improve the quality of friction stir weld.
The welding mechanism further includes the stirring motor for driving mixing needle to rotate；The stirring motor and mixing needle connect
It connects, and is connect respectively with piston and sliding equipment；The stirring motor is connect with control mechanism signal.
The sliding equipment includes the track and railroad shoe that oil cylinder two sides are arranged in；The stirring motor two sides and railroad shoe
Connection, and be slidably connected by railroad shoe and track；Institute's displacement sensors are arranged in railroad shoe.
The utility model further includes the pressure sensor for detecting oil pressure in oil pipe；The pressure sensor is arranged in oil
On oil pipe between pump and electro hydraulic valve, and it is connect with control system signal.
The utility model further includes the electric pressure-regulating valve for adjusting oil pressure in oil pipe；The electric pressure-regulating valve is arranged in oil
It pumps on the oil pipe between electro hydraulic valve, and connect with control system signal, realize adjusting oil liquid pressure to control and piston
The lifting of the welding mechanism of connection on the sliding mechanism.
Spacing threshold between welding mechanism and workpiece is 10mm.
Compared with prior art, the utility model have the following advantages that with the utility model has the advantages that
1, the adaptive agitating device of the utility model friction stir weld can by adjust oil pipe in oil liquid flow and
Oil liquid pressure to adjust the spacing between mixing needle and workpiece in real time to control the forging force of blender welding, can will stir
Forging force in friction welding process is maintained at specified range, to improve the quality of friction stir weld.
2, the adaptive agitating device of the utility model friction stir weld ensure that the safety of Friction Stir Welding, make
Agitating friction weldering welding will not cause danger because of the complicated workpiece of welding, also meet the strict demand to weld seam, will not
It is impacted to the subsequent applications of workpiece, saves material cost, the safety and production efficiency of raising.
Detailed description of the invention
Fig. 1 is the adaptive agitating device schematic diagram of the utility model friction stir weld；
Fig. 2 is oil circuit schematic diagram in the adaptive agitating device of the utility model friction stir weld；
Wherein, 1 it is stirring-head, 2 be stirring motor, 3 be displacement sensor, 4 be track, 5 be oil cylinder, 6 be oil pipe, 7 is
Railroad shoe, 8 be oil pump, 9 be pressure sensor, 10 be electric pressure-regulating valve, 11 be electro hydraulic valve, 12 be piston, 13 be oil storage
Tank.
Specific embodiment
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing.
Embodiment
As depicted in figs. 1 and 2, a kind of adaptive agitating device of friction stir weld of the utility model includes with stirring
The welding mechanism of needle 1, the driving mechanism for driving welding mechanism to go up and down on the sliding mechanism, is stirred for detecting sliding equipment
Mix the displacement sensor 3 and control mechanism of first 1 height and position, wherein welding mechanism is slidably connected with sliding equipment, driving mechanism
It connect with welding mechanism and is connect with control mechanism signal, realize and liter is slided by control driving welding mechanism on the sliding mechanism
Drop, and the setting of displacement sensor 3 is connect on the sliding mechanism and with control mechanism signal, is realized the location information of stirring-head 1
It feeds back in control mechanism.
The driving mechanism of the utility model is fluid pressure type driving mechanism, and including oil cylinder 5, oil pipe 6, setting in oil cylinder 5
Piston 12, oil storage tank 13, oil pump 8 and electro hydraulic valve 11, wherein oil storage tank, oil pump 8 and oil cylinder 5 are successively connected by oil pipe 6
It connects, piston 12 is connect with welding mechanism, and electro hydraulic valve 11 is arranged on oil pipe 6 and connect with control mechanism, and realization passes through control
Electro hydraulic valve 11 processed adjusts the oil liquid flow into oil cylinder 5, controls the welding mechanism connecting with piston 12 in sliding equipment
On lifting, with the spacing that is kept stirring between needle 1 and workpiece within the scope of spacing threshold 10mm.
The welding mechanism of the present embodiment further include for drive mixing needle 1 rotate stirring motor 2, the stirring motor 2 with
Mixing needle 1 connects, and connect respectively with piston 12 and sliding equipment, and stirring motor 2 is connect with control mechanism signal.Sliding equipment
Track 4 and railroad shoe 7 including 5 two sides of oil cylinder are arranged in, 2 two sides of stirring motor are connect with railroad shoe 7, and pass through railroad shoe 7
It is slidably connected with track 4, and displacement sensor 3 is arranged in railroad shoe 7.
The utility model further includes pressure sensor 9 for detecting oil pressure in oil pipe and for adjusting oil pressure in oil pipe 6
Electric pressure-regulating valve 10, wherein pressure sensor 9 is arranged on the oil pipe 6 between oil pump 8 and electro hydraulic valve 11, and with control
System signal connection processed.Electric pressure-regulating valve 10 is arranged on the oil pipe 6 between oil pump 8 and electro hydraulic valve 11, and is with control
Signal of uniting connects, and realizes and adjusts oil liquid pressure to control the lifting of the welding mechanism connecting with piston 12 on the sliding mechanism.
The adaptive agitating device of the utility model friction stir weld can be by adjusting oil liquid flow and oil in oil pipe 6
Hydraulic coupling to adjust the spacing between mixing needle 1 and workpiece in real time to control the forging force of blender welding, stirring can rub
The forging force wiped in welding process is maintained at specified range, to improve the quality of friction stir weld.The utility model guarantees
The safety of Friction Stir Welding makes agitating friction weldering welding not cause danger because of the complicated workpiece of welding, also full
Strict demand of the foot to weld seam, will not impact to the subsequent applications of workpiece, save material cost, the safety of raising
And production efficiency.
Above-described embodiment is the preferable embodiment of the utility model, but the embodiments of the present invention is not by above-mentioned
The limitation of embodiment, it is made under other any spiritual essence and principles without departing from the utility model to change, modify, replacing
In generation, simplifies combination, should be equivalent substitute mode, is included within the protection scope of the utility model.
Claims (6)
1. a kind of adaptive agitating device of friction stir weld, it is characterised in that: including the welding mechanism with mixing needle, cunning
Motivation structure, the driving mechanism for driving welding mechanism to go up and down on the sliding mechanism, the position for detecting stirring-head height and position
Displacement sensor and control mechanism；The welding mechanism is slidably connected with sliding equipment；The driving mechanism is connect with welding mechanism
And connect with control mechanism signal, it realizes and lifting is slided by control driving welding mechanism on the sliding mechanism；The displacement passes
Sensor setting is connect on the sliding mechanism and with control mechanism signal, realizes the location information feedback by stirring-head in control machine
Structure；
The driving mechanism is fluid pressure type driving mechanism, and including oil cylinder, oil pipe, setting in in-oil cylinder piston, oil storage tank, oil
Pump and electro hydraulic valve；The oil storage tank, oil pump and oil cylinder are sequentially connected by oil pipe；The piston is connect with welding mechanism；
The electro hydraulic valve is arranged on oil pipe and connect with control mechanism, realizes through control electro hydraulic valve and adjusts into oil
The oil liquid flow of cylinder controls the lifting of the welding mechanism that connect with piston on the sliding mechanism, be kept stirring needle and workpiece it
Between spacing within the scope of spacing threshold.
2. the adaptive agitating device of friction stir weld according to claim 1, it is characterised in that: the welding mechanism
It further include the stirring motor for driving mixing needle to rotate；The stirring motor is connect with mixing needle, and respectively with piston and cunning
The connection of motivation structure；The stirring motor is connect with control mechanism signal.
3. the adaptive agitating device of friction stir weld according to claim 2, it is characterised in that: the sliding equipment
Track and railroad shoe including oil cylinder two sides are arranged in；The stirring motor two sides are connect with railroad shoe, and by railroad shoe with
Track is slidably connected；Institute's displacement sensors are arranged in railroad shoe.
4. the adaptive agitating device of friction stir weld according to claim 1, it is characterised in that: further include for examining
Survey the pressure sensor of oil pressure in oil pipe；The pressure sensor is arranged on the oil pipe between oil pump and electro hydraulic valve, and
It is connect with control system signal.
5. the adaptive agitating device of friction stir weld according to claim 1, it is characterised in that: further include for adjusting
The electric pressure-regulating valve of oil pressure in Oil-saving pipe；The electric pressure-regulating valve is arranged on the oil pipe between oil pump and electro hydraulic valve, and
It is connect with control system signal, realizes and adjust oil liquid pressure to control the liter of the welding mechanism connecting with piston on the sliding mechanism
Drop.
6. the adaptive agitating device of friction stir weld according to claim 1, it is characterised in that: welding mechanism and work
Spacing threshold between part is 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821609131.XU CN208991962U (en) | 2018-09-30 | 2018-09-30 | A kind of adaptive agitating device of friction stir weld |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821609131.XU CN208991962U (en) | 2018-09-30 | 2018-09-30 | A kind of adaptive agitating device of friction stir weld |
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| Publication Number | Publication Date |
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| CN208991962U true CN208991962U (en) | 2019-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821609131.XU Active CN208991962U (en) | 2018-09-30 | 2018-09-30 | A kind of adaptive agitating device of friction stir weld |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109048038A (en) * | 2018-09-30 | 2018-12-21 | 佛山市三水区诺尔贝机器人研究院有限公司 | A kind of adaptive agitating device and its control method of friction stir weld |
-
2018
- 2018-09-30 CN CN201821609131.XU patent/CN208991962U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109048038A (en) * | 2018-09-30 | 2018-12-21 | 佛山市三水区诺尔贝机器人研究院有限公司 | A kind of adaptive agitating device and its control method of friction stir weld |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210601 Address after: 528226 Room 301, 3 / F, block A6, Guangdong new light source industrial base, Luocun village, Shishan town, Nanhai District, Foshan City, Guangdong Province Patentee after: Guangdong Zhixing Robot Technology Co.,Ltd. Address before: 301e1, 41 Lehua Road, Leping Town, Sanshui District, Foshan City, Guangdong Province 528137 Patentee before: FOSHAN SANHUI NEB ROBOT TECHNOLOGY INSTITUTE Co.,Ltd. |
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| TR01 | Transfer of patent right |