CN104475965A - Stirring, rubbing and welding device - Google Patents
Stirring, rubbing and welding device Download PDFInfo
- Publication number
- CN104475965A CN104475965A CN201410681300.0A CN201410681300A CN104475965A CN 104475965 A CN104475965 A CN 104475965A CN 201410681300 A CN201410681300 A CN 201410681300A CN 104475965 A CN104475965 A CN 104475965A
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- China
- Prior art keywords
- welding
- stirring
- shaft
- main shaft
- fixedly connected
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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.)
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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
- B23K20/122—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 using a non-consumable tool, e.g. friction stir 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
- B23K20/12—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
- B23K20/122—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 using a non-consumable tool, e.g. friction stir welding
- B23K20/1245—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 using a non-consumable tool, e.g. friction stir welding characterised by the apparatus
- B23K20/125—Rotary tool drive mechanism
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Resistance Welding (AREA)
Abstract
Provided is a stirring, rubbing and welding device. For overcoming the shortcoming that an existing stirring, rubbing and welding device cannot conduct appropriate control and detection on displacement and pressure in the welding process and a welding key hole enables welding quality to be reduced, a torque motor stator of the device is fixedly installed in an inner hole of a spindle, and the spindle is installed in a spindle housing. A central shaft and a spline shaft are sequentially installed in a rotor inner hole of a torque motor from outside to inside. A stirring needle is fixedly installed at the front end of the spline shaft. The rear end of a spline housing matched with the spline shaft is fixedly connected with the central shaft, and the front end of the spline housing is fixedly connected with a stirring head. The rear end of the spline shaft is fixedly connected with a planetary screw. A planetary screw nut is fixedly connected with a large belt wheel. A pumping-back motor is connected with a speed motor, and a small belt wheel is installed on an output shaft of the speed reducer. The stirring, rubbing and welding device has the advantages that the device is reasonable in structure, multiple-function integration of the stirring, rubbing and welding device is achieved through full-automatic servo control, constant pressure and constant displacement welding are adopted for a friction welding spindle during workpiece welding, the stirring, rubbing and welding device has a pumping-back function, welding key hole existing can be avoided, and welding quality can be improved.
Description
Technical field
The present invention relates to a kind of friction welding apparatus, especially relate to a kind of agitating friction welder being applied to all-electric servo Systematical control.
Background technology
Friction stir welding is mainly used in the welding of the low melting materials such as aluminium alloy at first, as the solid phase joining technique of a kind of advanced person, except there is the advantage of conventional friction welding technology, the connection of multiple joint form and different welding position can also be carried out, in field extensive uses such as shipbuilding, Aero-Space, track traffics.
At present, in friction stir welding process, the welding quality stirring the distance of the soldering tip shaft shoulder to surface of the work, the downforce to workpiece, advance drag and workpiece is closely related, and the keyhole left in welding process also affects welding quality; Because the welding machine tool of existing friction stir welding does not have Measurement and Control System, suitable leak control and check cannot be carried out in welding process to displacement and pressure; And be generally all hydraulic servocontrol, the deficiency such as there is difficult in maintenance, easy leakage, overload capacity is low, noise is large.
Summary of the invention
The welding process existed to overcome existing agitating friction welder cannot carry out leak control and check to displacement and pressure, and welding keyhole reduces the deficiency of welding quality, the invention provides a kind of agitating friction welder by all-electric servo Systematical control.
The technical solution adopted for the present invention to solve the technical problems is: agitating friction welder comprises all-electric servo system, motor, stirring-head, main shaft, and motor comprises torque motor and pumpback motor; The stator of torque motor is fixedly mounted in the endoporus of main shaft, and main shaft is arranged in main shaft housing; The rotor inner hole ecto-entad of torque motor is provided with central shaft, splined shaft successively; Two of central shaft are provided with bearing between end and inner hole of spindle.The leading section of splined shaft is spline, and splined shaft front end endoporus is installed with mixing needle; The spline housing rear end coordinated with splined shaft is fixedly connected with central shaft, and front end is fixedly connected with stirring-head.
The rear end of splined shaft is fixedly connected with planetary lead-screw; The rear end of planetary lead-screw is provided with planetary lead-screw nut, and planetary lead-screw nut is fixedly connected with large belt wheel.
Pumpback motor is connected with reductor, and the output shaft of reductor is provided with small pulley; Small pulley is connected with large belt wheel by belt.
Front-end of spindle has outer lug boss, is provided with pressure sensor between outer lug boss and main shaft housing forward end face, and the quantity of pressure sensor is 4, and along the circumference uniform distribution of main shaft housing.
Main shaft housing is installed with laser feeler, and laser feeler is fixed with the position of friction solder joint.
The invention has the beneficial effects as follows, rational in infrastructure, the agitating friction welder multifunctional unit by all-electric servo control realization, friction welding (FW) main shaft adopts constant pressure, permanent displacement welding when welding work pieces, and there is pumpback function, welding keyhole can be avoided to exist, improve welding quality.
Accompanying drawing explanation
Fig. 1 is the structural representation of agitating friction welder of the present invention.
Fig. 2 is that partial schematic diagram installed by main shaft pressure sensor of the present invention.
In figure: 1. torque motor, 2. main shaft housing, 3. pumpback motor, 4. main shaft, 5. pressure sensor, 6. laser feeler, 7. reductor, 8. small pulley, 9. stator, 10. rotor, 11. splined shafts, 12. spline housings, 13. mixing needles, 14. stirring-heads, 15. planetary lead-screws, 16. planetary lead-screw nuts, 17. large belt wheels, 18. central shafts.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.But those skilled in the art should know, the invention is not restricted to listed detailed description of the invention, as long as spirit according to the invention, all should be included in protection scope of the present invention.
See accompanying drawing 1.Agitating friction welder of the present invention mainly comprises torque motor 1, pumpback motor 3, reductor 7, main shaft 4, central shaft 18, splined shaft transmission, planetary lead-screw transmission, V belt translation etc., adopt all-electric servo system integration constant pressure, permanent position control, and central shaft has pumpback function.
Motor comprises torque motor 1 and pumpback motor 3;
The stator 9 of torque motor 1 is fixedly mounted in the endoporus of main shaft 4, and main shaft 4 is arranged in main shaft housing 2, and main shaft housing 2 is also provided with water inlet and delivery port, for the cooling of motor stator 9, increases stability and the service life of motor.Central shaft 18 is installed with in rotor 10 endoporus of torque motor 1; Splined shaft 11 is installed in the endoporus of central shaft 18.Between two ends of central shaft 18 and main shaft 4 endoporus, bearing is installed.
The leading section of splined shaft 11 is spline, and mixing needle 13 is fixedly connected with splined shaft 11 front end.The spline housing 12 coordinated with splined shaft 11 is positioned at the front end of central shaft 18; The rear end of spline housing 12 is fixedly connected with central shaft 18, and the front end of spline housing 12 is installed with stirring-head 14, and stirring-head 14 rotates under the effect of central shaft 18.
The rear end of splined shaft 11 is fixedly connected with the planetary lead-screw 15 of planetary lead-screw transmission; The rear end of planetary lead-screw 15 is provided with planetary lead-screw nut 16, and planetary lead-screw nut 16 is fixedly connected with large belt wheel 17.
Pumpback motor 3 is connected with reductor 7, the output shaft of reductor 7 is provided with small pulley 8; Small pulley 8 is connected with large belt wheel 17 by belt.Under the driving of pumpback motor 3, successively by reductor 7, belt transmission, planetary lead-screw transmission, then drive mixing needle 13 rotate and move axially by spline drived, realize pumpback function, welding keyhole problem can be avoided, improve welding quality.
See accompanying drawing 2.There is outer lug boss the front end of main shaft 4, between outer lug boss and main shaft housing 2 front end face, pressure sensor 5 is installed, the quantity of pressure sensor 5 is 4, and along the circumference uniform distribution of main shaft housing 2, the constant pressure that pressure sensor 5 coordinates servo-control system to realize in welding process controls.Main shaft housing 2 is installed with laser feeler 6, and laser feeler 6 is fixed with the position of solder joint.During welding, main shaft moves along weld seam, realizes permanent displacement welding function.
It should be noted that above-described embodiment is example and unrestricted the present invention, those skilled in the art can design a lot of alternate embodiment and not depart from the right of this patent.
Claims (4)
1. an agitating friction welder, comprises all-electric servo system, motor, stirring-head, main shaft, it is characterized in that:
Described motor comprises torque motor (1) and pumpback motor (3);
The stator (9) of described torque motor (1) is fixedly mounted in main shaft (4) endoporus, and main shaft (4) is arranged in main shaft housing (2);
Rotor (10) the endoporus ecto-entad of described torque motor (1) is provided with central shaft (18), splined shaft (11) successively; Between two ends of central shaft (18) and main shaft (4) endoporus, bearing is installed;
The leading section of described splined shaft (11) is spline, and splined shaft (11) front end endoporus is installed with mixing needle (13); Spline housing (12) rear end coordinated with splined shaft (11) is fixedly connected with central shaft (18), and front end is fixedly connected with stirring-head (14);
The rear end of described splined shaft (11) is fixedly connected with planetary lead-screw (15); The rear end of planetary lead-screw (15) is provided with planetary lead-screw nut (16), and planetary lead-screw nut (16) is fixedly connected with large belt wheel (17);
Described pumpback motor (3) is connected with reductor (7), the output shaft of reductor (7) is provided with small pulley (8); Small pulley (8) is connected with large belt wheel (17) by belt.
2. agitating friction welder according to claim 1, is characterized in that: there is outer lug boss described main shaft (4) front end, is provided with pressure sensor (5) between outer lug boss and main shaft housing (2) front end face.
3. agitating friction welder according to claim 2, is characterized in that: the quantity of described pressure sensor (5) is 4, and along the circumference uniform distribution of main shaft housing (2).
4. agitating friction welder according to claim 3, is characterized in that: described main shaft housing (2) is installed with laser feeler (6), and laser feeler (6) is fixed with the position of friction solder joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410681300.0A CN104475965A (en) | 2014-11-24 | 2014-11-24 | Stirring, rubbing and welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410681300.0A CN104475965A (en) | 2014-11-24 | 2014-11-24 | Stirring, rubbing and welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104475965A true CN104475965A (en) | 2015-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410681300.0A Pending CN104475965A (en) | 2014-11-24 | 2014-11-24 | Stirring, rubbing and welding device |
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| CN (1) | CN104475965A (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105364298A (en) * | 2015-12-09 | 2016-03-02 | 哈尔滨工业大学（威海） | Backfill type stir friction spot welding device |
| CN105665917A (en) * | 2016-04-13 | 2016-06-15 | 上海拓璞数控科技有限公司 | Main shaft for friction stir spot welding without withdrawing hole |
| CN105921878A (en) * | 2016-06-20 | 2016-09-07 | 江苏科技大学 | Friction stir welding tool capable of compound heat production |
| CN107813045A (en) * | 2017-10-19 | 2018-03-20 | 上海拓璞数控科技股份有限公司 | Large-scale curved five axles agitating friction welding device for pressure measurement and scaling method |
| CN108526679A (en) * | 2018-04-12 | 2018-09-14 | 江苏阿斯美特精工科技有限公司 | A kind of agitating friction welder |
| CN108555432A (en) * | 2018-01-09 | 2018-09-21 | 大连理工大学 | A kind of new pattern laser auxiliary friction stirring welding machine |
| CN108817641A (en) * | 2018-06-20 | 2018-11-16 | 哈尔滨工业大学（威海） | A kind of two axis backfill formula stirring friction spot welding device |
| CN108857044A (en) * | 2018-07-18 | 2018-11-23 | 山东格物智能科技有限公司 | A kind of lightweight backfill formula stirring friction spot welding device |
| CN110193657A (en) * | 2019-05-06 | 2019-09-03 | 上海发那科机器人有限公司 | A kind of two-freedom friction welding (FW) mainshaft mechanism suitable for industrial robot |
| CN110315197A (en) * | 2018-03-30 | 2019-10-11 | 依赛彼公司 | Soldering tip for agitating friction weldering |
| CN111250861A (en) * | 2019-12-24 | 2020-06-09 | 北京众视精控科技有限公司 | Laser normal installation adjusting device for robot friction stir welding surface |
| CN112453681A (en) * | 2020-10-22 | 2021-03-09 | 北京工业大学 | Retractable friction stir welding electric spindle |
| CN114260558A (en) * | 2021-12-27 | 2022-04-01 | 上海发那科机器人有限公司 | Friction stir welding rotating shaft structure |
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| US6199745B1 (en) * | 1998-07-09 | 2001-03-13 | Mts Systems Corporation | Welding head |
| CN202555966U (en) * | 2012-04-23 | 2012-11-28 | 无锡天野数控装备有限公司 | Withdrawable spindle head for friction stir welding of thin plates |
| CN103084730A (en) * | 2013-01-29 | 2013-05-08 | 安阳斯普机械有限公司 | Motorized main shaft for friction welding |
| CN203062084U (en) * | 2013-01-29 | 2013-07-17 | 安阳斯普机械有限公司 | Friction welding electric spindle |
| CN104139240A (en) * | 2014-07-31 | 2014-11-12 | 上海拓璞数控科技有限公司 | Withdrawable double-shaft-shoulder stirring head |
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2014
- 2014-11-24 CN CN201410681300.0A patent/CN104475965A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US6199745B1 (en) * | 1998-07-09 | 2001-03-13 | Mts Systems Corporation | Welding head |
| CN202555966U (en) * | 2012-04-23 | 2012-11-28 | 无锡天野数控装备有限公司 | Withdrawable spindle head for friction stir welding of thin plates |
| CN103084730A (en) * | 2013-01-29 | 2013-05-08 | 安阳斯普机械有限公司 | Motorized main shaft for friction welding |
| CN203062084U (en) * | 2013-01-29 | 2013-07-17 | 安阳斯普机械有限公司 | Friction welding electric spindle |
| CN104139240A (en) * | 2014-07-31 | 2014-11-12 | 上海拓璞数控科技有限公司 | Withdrawable double-shaft-shoulder stirring head |
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105364298A (en) * | 2015-12-09 | 2016-03-02 | 哈尔滨工业大学（威海） | Backfill type stir friction spot welding device |
| CN105665917A (en) * | 2016-04-13 | 2016-06-15 | 上海拓璞数控科技有限公司 | Main shaft for friction stir spot welding without withdrawing hole |
| CN105921878A (en) * | 2016-06-20 | 2016-09-07 | 江苏科技大学 | Friction stir welding tool capable of compound heat production |
| CN107813045A (en) * | 2017-10-19 | 2018-03-20 | 上海拓璞数控科技股份有限公司 | Large-scale curved five axles agitating friction welding device for pressure measurement and scaling method |
| CN107813045B (en) * | 2017-10-19 | 2020-10-09 | 上海拓璞数控科技股份有限公司 | Calibration method of large-scale curved surface five-axis friction stir welding pressure measurement device |
| CN108555432A (en) * | 2018-01-09 | 2018-09-21 | 大连理工大学 | A kind of new pattern laser auxiliary friction stirring welding machine |
| JP2019181567A (en) * | 2018-03-30 | 2019-10-24 | エサブ・アーベー | Welding head for friction stir welding |
| CN110315197B (en) * | 2018-03-30 | 2022-02-18 | 依赛彼公司 | Welding head for friction stir welding |
| CN110315197A (en) * | 2018-03-30 | 2019-10-11 | 依赛彼公司 | Soldering tip for agitating friction weldering |
| US11305375B2 (en) | 2018-03-30 | 2022-04-19 | Esab Ab | Welding head for friction stir welding |
| CN114131178A (en) * | 2018-03-30 | 2022-03-04 | 依赛彼公司 | Welding head for friction stir welding |
| CN108526679A (en) * | 2018-04-12 | 2018-09-14 | 江苏阿斯美特精工科技有限公司 | A kind of agitating friction welder |
| CN108817641A (en) * | 2018-06-20 | 2018-11-16 | 哈尔滨工业大学（威海） | A kind of two axis backfill formula stirring friction spot welding device |
| CN108857044A (en) * | 2018-07-18 | 2018-11-23 | 山东格物智能科技有限公司 | A kind of lightweight backfill formula stirring friction spot welding device |
| CN108857044B (en) * | 2018-07-18 | 2020-06-30 | 山东格物智能科技有限公司 | Lightweight backfill type friction stir spot welding device |
| CN110193657A (en) * | 2019-05-06 | 2019-09-03 | 上海发那科机器人有限公司 | A kind of two-freedom friction welding (FW) mainshaft mechanism suitable for industrial robot |
| CN111250861A (en) * | 2019-12-24 | 2020-06-09 | 北京众视精控科技有限公司 | Laser normal installation adjusting device for robot friction stir welding surface |
| CN111250861B (en) * | 2019-12-24 | 2021-09-17 | 北京众视精控科技有限公司 | Laser normal installation adjusting device for robot friction stir welding surface |
| CN112453681A (en) * | 2020-10-22 | 2021-03-09 | 北京工业大学 | Retractable friction stir welding electric spindle |
| WO2022083575A1 (en) * | 2020-10-22 | 2022-04-28 | 北京工业大学 | Withdrawable electric spindle for friction stir welding |
| CN112453681B (en) * | 2020-10-22 | 2022-06-14 | 北京工业大学 | Retractable friction stir welding electric spindle |
| US11897049B2 (en) | 2020-10-22 | 2024-02-13 | Beijing University Of Technology | Retractable friction stir welding spindle |
| CN114260558A (en) * | 2021-12-27 | 2022-04-01 | 上海发那科机器人有限公司 | Friction stir welding rotating shaft structure |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 200000, 16, 60 Hui Lu, Shanghai, Minhang District Applicant after: Shanghai Tuopu CNC Polytron Technologies Inc Address before: 200000, 16, 60 Hui Lu, Shanghai, Minhang District Applicant before: Shanghai Putuo Numerical Control Technology Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150401 |