CN105127584A - Stirring frictional spot welding device - Google Patents
Stirring frictional spot welding device Download PDFInfo
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- CN105127584A CN105127584A CN201510575744.0A CN201510575744A CN105127584A CN 105127584 A CN105127584 A CN 105127584A CN 201510575744 A CN201510575744 A CN 201510575744A CN 105127584 A CN105127584 A CN 105127584A
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- spot welding
- welding device
- displacement
- cantilever beam
- hoist cable
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- 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
- B23K20/1265—Non-butt welded joints, e.g. overlap-joints, T-joints or spot welds
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
A stirring frictional spot welding device comprises an accumulator car, a control system, a spot welding machine, an electric mechanism, a spring balancer, a universal connecting lifting ring and a cantilever beam slide way mechanism, wherein the cantilever beam slide way mechanism is connected with the spring balancer and can move horizontally, the universal connecting lifting ring comprises a horizontal lifting beam, deflection joints, connecting slings and a deflection shaft, the spring balancer is in point connection with the middle of the lifting beam, two ends of the lifting beam are respectively in rotary connection with one end of each deflection joint, the other end of each deflection joint is fixedly connected with one end of the corresponding connecting sling, and the other end of each connecting sling is in point connection with the deflection shaft. A spot welding machine body of the spot welding machine is provided with a shaft hole for the deflection shaft to penetrate through. The cantilever beam slide way mechanism is a gear and rack slide way mechanism, can horizontally move, can perform lifting through a chain mechanism and is arranged on the accumulator car through a column. The stirring frictional spot welding device can freely move among different matrix positions and perform standard operation at a horizontal position or a vertical horizontal position in a multi-angled changing mode.
Description
Technical field
The invention belongs to spot welding field, be specifically related to a kind of stirring friction spot welding device, be specially adapted to the welding field of high speed motor car aluminum alloy bodywork.
Background technology
Stirring friction spot welding technology is a kind of emerging Solid-phase welding technology grown up based on friction stir welding, but common friction stir spot soldering equipment need fix position of foetus operation, and job area is limited.
Welding between high speed motor car side wall of aluminum alloy bodywork, roof differential profiles parts, adopts MIG Welding.Aluminum alloy MIG welding inevitably pore, be mingled with, the defect such as crackle.The defect mending method of current employing is argon arc welding, and which heat input is higher, easily increases the residual stress of restoring area, produces larger distortion simultaneously.Friction stir spot welding belongs to solid phase connecting method, can not cause the generation of metallurgical imperfection, and intensity high, be out of shape little, be the desirable repair method of weld seam internal flaw eliminating aluminum alloy melting weldering.But, traditional equal fixation of stir spot welder is in the fixing position of foetus, job area is limited, and relative to job content and workload, be not suitable for arranging in all position of foetus large area, therefore, a kind of moveable stirring friction spot welding device of development and design is needed, to realize the object having enough to meet the need operation between each position of foetus.
Summary of the invention
There is provided a kind of stirring friction spot welding device, it can multi-angle overturn, and has certain flexibility ratio, it can be packaged type, can move freely between the diverse location position of foetus, carrying out horizontal position, vertical level conversion multi-angle carry out making standard operation, easy to operate.Possess security and reliability at equipment moving and operating process, no matter which kind of position operation, all can ensure the stability of weld job.
Technical scheme of the present invention is:
A kind of stirring friction spot welding device, is characterized in that, comprise mash welder 1, motor drive mechanism 3, bracketed part 4, multiple degrees of freedom switching mechanism, cantilever beam slideway mechanism 5,
Bracketed part linking springs balancer, bracketed part connecting cantilever beam slideway mechanism, bracketed part is connected with one end of multiple degrees of freedom switching mechanism, the other end tie point welding machine fuselage of multiple degrees of freedom switching mechanism;
Multiple degrees of freedom switching mechanism comprises Spring balancer 7, universal connection suspension ring 8, universal connection suspension ring comprise hanging beam 9, displacement joint 10, connect hoist cable 11, conjugate axle 12, Spring balancer with carry out in the middle part of hanging beam being connected, hanging beam is horizontally disposed with, hanging beam two ends conjugate with one the one end saved respectively and are rotationally connected, the other end of displacement joint is fixedly connected with one end of hoist cable, and another end points connecting hoist cable connects displacement axle; The spot welding fuselage 13 of mash welder is provided with axis hole, passes for displacement axle;
Motor drive mechanism connecting cantilever beam slideway mechanism, controls cantilever beam slideway mechanism and moves horizontally.
Further, described Spring balancer was connected by flexible wires or spring with universal connection between suspension ring; Described connection hoist cable is flexible hoist cable or elastic suspending.
Further, one end of described connection hoist cable is fixed installation through the hole on displacement joint; Described connection hoist cable is connected with spot welding fuselage by displacement axle, connecting plate, and at least two connecting plates are separately positioned on spot welding fuselage and displacement axle cooperation place.
Further, described connection hoist cable two ends are provided with latch hook, and displacement joint, displacement axle are provided with hole or hanger, and the latch hook connecting hoist cable saves with displacement respectively, conjugate hole on axle or hanger is connected.
Further, two connection hoist cables are symmetricly set on spot welding fuselage both sides, are namely attached across the two ends of the displacement axle of spot welding fuselage respectively; Or two connection hoist cables are connected in same point, are namely connected on the displacement axle of the same side.
Further, also comprise that fully-automatic equipment is driven, control system, fully-automatic equipment drives to comprise battery truck, cantilever beam, elevating mechanism, elevating mechanism comprises column, link chain mechanism, link chain mechanism is arranged on column, one end of cantilever beam slideway mechanism is arranged on elevating mechanism, electrical control mechanism is established onboard, cantilever beam slideway mechanism comprises rack-and-pinion slideway mechanism 6, gear shaft connects motor, the movement of bracketed part is by motor driven gear along horizontal movement on rack slide guide rail, and control system connects driving mechanism, steering mechanism; Link chain mechanism is connected with electrical control mechanism.
Further, control system comprises control rack, man-machine operating device for multistage, controls rack and comprises PLC, servo-driver, controls rack and is arranged in battery truck, controls rack and connects motor drive mechanism, man-machine operating device for multistage.
Further, man-machine operating device for multistage adopts touch-screen.
Further, man-machine operating device for multistage comprises hand-held remote controller, and hand-held remote controller connects PLC, and control the longitudinal direction lifting of cantilever beam slideway mechanism and moving horizontally of bracketed part, hand-held remote controller is provided with order button.
Further, hand-held remote controller is hand-held wire remote control devices.
The present invention moves unwheeling by device autogamy and realizes stirring friction spot welding device and freely have enough to meet the need between each job position, omnidistancely completes a whole set of operation by PLC interactive system, quick, easy, solves the problem of the operation difficulty of narrow space main equipment.Equipment range of driving can be controlled in (550 ~ 2200) mm, and travelling car carries spot welding device can realize multiple degrees of freedom upset: plumbness, frontly turns over 90 °, after turn over 90 ° and level 360 ° rotation.
Main body of the present invention comprises mobile device, stirring friction spot welding device and control system three part, and mobile device is designed to removable electronic unwheeling pattern, and on the pneumatic means of device integrated demand, PLC control cabinet, power distribution cabinet are configured in and drive.Stirring friction spot welding device hangs on unwheeling cantilever, and is equipped with Spring balancer, ensures security during welding head operation.Move to by driving and treat job position, realize welding the friction stir spot welding of workpiece.
Accompanying drawing explanation
Fig. 1 is the structure chart of an embodiment of stirring friction spot welding device of the present invention;
Fig. 2 is the partial schematic diagram of bracketed part of the present invention;
Fig. 3 is the structure chart of an embodiment of multiple degrees of freedom switching mechanism of the present invention;
Fig. 4 is the structure chart of another angle of an embodiment of multiple degrees of freedom switching mechanism of the present invention;
Fig. 5 is the structure chart of the embodiment of a kind of connected mode of universal connection suspension ring of the present invention;
Fig. 6 is the structure chart of the embodiment of the another kind of connected mode of universal connection suspension ring of the present invention;
Fig. 7 is the welding schematic diagram of stirring friction spot welding device of the present invention a position;
Fig. 8 is the welding schematic diagram of stirring friction spot welding device of the present invention in another position.
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments, the present invention is further described.
In figure: 1---mash welder; 2---battery truck; 3---motor drive mechanism; 4---bracketed part; 5---cantilever beam slideway mechanism; 6---rack-and-pinion slideway mechanism; 7---Spring balancer; 8---universal connection suspension ring; 9---hanging beam; 10---displacement joint; 11---connect hoist cable; 12---displacement axle; 13---spot welding fuselage; 14---connecting plate.
As shown in the figure, stirring friction spot welding device comprises mash welder 1, motor drive mechanism 3, bracketed part 4, multiple degrees of freedom switching mechanism, cantilever beam slideway mechanism 5, bracketed part linking springs balancer, bracketed part moves along outrigger horizontal, bracketed part is connected with one end of multiple degrees of freedom switching mechanism, the other end tie point welder head part of multiple degrees of freedom switching mechanism; Multiple degrees of freedom switching mechanism comprises Spring balancer 7, universal connection suspension ring 8, universal connection suspension ring comprise hanging beam 9, displacement joint 10, connect hoist cable 11, conjugate axle 12, Spring balancer with carry out in the middle part of hanging beam being connected, hanging beam is horizontally disposed with, hanging beam two ends conjugate with one the one end saved respectively and are rotationally connected, the other end of displacement joint is fixedly connected with one end of hoist cable, and another end points connecting hoist cable connects displacement axle; The spot welding fuselage 13 of mash welder is provided with axis hole, passes for displacement axle; Motor drive mechanism connecting cantilever beam slideway mechanism, controls cantilever beam slideway mechanism and moves horizontally.
In a particular embodiment, displacement saves as two ends are the plate of semicircular arc, and two ends have hole; Displacement axle two ends are provided with hanger or suspension ring, install and use for connection hoist cable; Stretches out a connection piece in the middle of hanging beam, punching in connector end, is suspended on Spring balancer, because be to connect and be elasticity connection, therefore hanging beam has the free degree of 360 degree.
In a particular embodiment, Spring balancer was connected by flexible wires or spring with universal connection between suspension ring; Described connection hoist cable is flexible hoist cable or elastic suspending.The one end connecting hoist cable is fixed installation through the hole on displacement joint; Described connection hoist cable is connected with spot welding fuselage by displacement axle, connecting plate, and at least two connecting plates are separately positioned on spot welding fuselage and displacement axle cooperation place.Connect hoist cable two ends and be provided with latch hook, displacement joint, displacement axle are provided with hole or hanger, and the latch hook connecting hoist cable saves with displacement respectively, conjugate hole on axle or hanger is connected.Connect hoist cable can be freely arranged on the displacement joint of hanging beam by latch hook.
In a specific embodiment, as shown in Figure 5, two connection hoist cables are symmetricly set on spot welding fuselage both sides, are namely attached across the two ends of the displacement axle of spot welding fuselage respectively; Its spot welding fuselage freely can overturn in longitudinal space.
In another specific embodiment, as shown in Figure 6, two connection hoist cables are connected in same point, are namely connected on the displacement axle of the same side, and spot welding fuselage becomes and is horizontally disposed with, and it freely can convert in horizontal space.
During operation, user of service manually directly pulls spot welding fuselage and welds at any angle, also can realize location by other orientation tool.
Stirring friction spot welding device involved in the present invention mainly comprises fully-automatic equipment unwheeling, spot welding fuselage and control system.Spot welding fuselage is hung on the cantilever beam of equipment unwheeling by Spring balancer, during use, operating personnel move to equipment unwheeling by the controller on equipment the position needing welding, then operating personnel are positioned at head needs the position of welding to operate accordingly, just can complete welding job.
Fully-automatic equipment unwheeling is made up of cantilever beam, elevating mechanism, driving mechanism, steering mechanism, counterweight, expansion board and chassis, and its overall dimensions length × wide × high (mm) is: 1800 × 1000 × 3300.Operating personnel realize the automatic lifting of cantilever beam by the control button in steering mechanism, thus realize the automatic lifting of spot welding fuselage.Whole unwheeling is simple, and elegant in appearance and don't mistake intensity, can move into place according to the physical location of locomotive, carry out welding job nearby.Equipment range of driving can be controlled in (550 ~ 2200) mm, and travelling car carries spot welding device can realize multiple degrees of freedom upset: plumbness, frontly turns over 90 °, after turn over 90 ° and level 360 ° rotation.
Welding head part is fixed in unwheeling by roller, is controlled the transverse shifting of the longitudinal lifting of hanging beam slideway and bracketed part by hand-held wire remote control devices.Hanging beam slideway realizes lifting by Electric Machine Control chain structure, and the movement of bracketed part is seesawed (as shown in Figure 2) along on rack slide guide rail by motor driven gear.Meanwhile, suspension type friction stir spot soldering equipment is by hand-held remote controller, and such as hand-held box can control in real time to whole pinpoint welding procedure, and can carry out technical arrangement plan, to obtain high-quality solder joint.Spring balancer realizes fine setting to the height of spot welding fuselage, and convenient operation personnel accurately aim at repair welding position.Head section carries out dynamic conditioning by multiple degrees of freedom overturn structure, utilizes the flexibility characteristics (as shown in Figure 3,4) of universal attachment eye.
Universal attachment eye comprises hanging beam, displacement joint, connects hoist cable, fixed head, displacement axle, as shown in Figure 5,6, adopt axle to be connected between hanging beam with connecting joint, fuselage yaw, inclination and height change can be realized, connect hoist cable and be connected with fuselage with fixed head by connecting axle.Meanwhile, hoist cable realizes fuselage operating angle change by latch hook is connected under hanging beam structure.Moveable stirring friction spot welding device fuselage can allow interior any direction multiple degrees of freedom free variation, adjustment in implementation space by universal connection suspension ring, operating point welding head realizes welding, as friction point soldering tip can keep plumbness, level, roll-over state etc. of multi-angle and diverse location.
Spot welding fuselage is the core of whole system is also the execution part of welding.This equipment adopts suspended structure, for convenience of the position levelness of operating personnel's judging point welding head, can increase horizon equipment in spot welding head bottom.
Control system forms by controlling rack, human-machine operation panel etc.Control rack to be mainly used in realizing the pressing down of soldering appliance on spindle head, to rotate and the accurate control of relative motion between pin and cover.Control rack primarily of compositions such as PLC, locating module, I/O module, communication module, power module and servo-drivers, by high-performance optical fiber bus communication, improve system responsiveness, PLC, exchanges data speed between locating module and servo-driver improve greatly, realize high speed, high-precision location.Touch-screen selected by human-machine operation panel, develops in conjunction with configuration software, and touch-screen is connected by RS-232 with PLC, the selections such as main finishing equipment Non-follow control, automatically control, welding parameter setting, Operation system setting.
Hand-held remote control unit, if hand-held control box is packaged type, operator can need arbitrarily movement within the specific limits according to practical operation.Hand-held control box is mainly provided with button and the indicator lamp such as " RUN ", " emergent stopping ", it is connected with the I/O module of PLC, presses the button on hand-held control box, and PLC will receive command adapted thereto.
Operating personnel realize the automatic lifting of cantilever beam by control button and move horizontally, thus realize the automatic lifting of spot welding fuselage and move horizontally, then the particular location of manually point of adjustment welding machine body.Whole device is simple, and elegant in appearance and don't mistake intensity, can move into place according to the physical location of locomotive, carry out welding job nearby.
Finally should be noted that: above embodiment is only in order to illustrate that the technical scheme of this case is not intended to limit; Although be described in detail this case with reference to preferred embodiment, those of ordinary skill in the field have been to be understood that: still can modify to the detailed description of the invention of this case or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of this case technical scheme, it all should be encompassed in the middle of the technical scheme scope of this case request protection.
Claims (10)
1. a stirring friction spot welding device, is characterized in that, comprises mash welder (1), motor drive mechanism (3), bracketed part (4), multiple degrees of freedom switching mechanism, cantilever beam slideway mechanism (5),
Bracketed part linking springs balancer, bracketed part connecting cantilever beam slideway mechanism, bracketed part is connected with one end of multiple degrees of freedom switching mechanism, other end tie point welding machine fuselage (13) of multiple degrees of freedom switching mechanism;
Multiple degrees of freedom switching mechanism comprises Spring balancer (7), universal connection suspension ring (8), universal connection suspension ring comprise hanging beam (9), displacement joint (10), connect hoist cable (11), conjugate axle (12), Spring balancer with carry out in the middle part of hanging beam being connected, hanging beam is horizontally disposed with, hanging beam two ends conjugate with one the one end saved respectively and are rotationally connected, the other end of displacement joint is fixedly connected with one end of hoist cable, and another end points connecting hoist cable connects displacement axle; The spot welding fuselage (13) of mash welder is provided with axis hole, passes for displacement axle;
Motor drive mechanism connecting cantilever beam slideway mechanism, controls cantilever beam slideway mechanism and moves horizontally.
2. a kind of stirring friction spot welding device according to claim 1, is characterized in that, described Spring balancer was connected by flexible wires or spring with universal connection between suspension ring; Described connection hoist cable is flexible hoist cable or elastic suspending.
3. a kind of stirring friction spot welding device according to claim 1 and 2, is characterized in that, one end of described connection hoist cable is fixed installation through the hole on displacement joint; Described connection hoist cable is connected with spot welding fuselage by displacement axle, connecting plate, and at least two connecting plates are separately positioned on spot welding fuselage and displacement axle cooperation place.
4. according to the arbitrary described a kind of stirring friction spot welding device of claims 1 to 3, it is characterized in that, described connection hoist cable two ends are provided with latch hook, and displacement joint, displacement axle are provided with hole or hanger, and the latch hook connecting hoist cable saves with displacement respectively, conjugate hole on axle or hanger is connected.
5., according to the arbitrary described a kind of stirring friction spot welding device of Claims 1-4, it is characterized in that, two connection hoist cables are symmetricly set on spot welding fuselage both sides, are namely attached across the two ends of the displacement axle of spot welding fuselage respectively; Or two connection hoist cables are connected in same point, are namely connected on the displacement axle of the same side.
6. according to the arbitrary described a kind of stirring friction spot welding device of claim 1 to 5, it is characterized in that, also comprise fully-automatic equipment to drive, control system, fully-automatic equipment drives to comprise battery truck, cantilever beam, elevating mechanism, elevating mechanism comprises column, link chain mechanism, link chain mechanism is arranged on column, one end of cantilever beam slideway mechanism is arranged on elevating mechanism, electrical control mechanism is established onboard, cantilever beam slideway mechanism comprises rack-and-pinion slideway mechanism (6), gear shaft connects motor, the movement of bracketed part by motor driven gear along horizontal movement on rack slide guide rail, control system connects driving mechanism, steering mechanism, link chain mechanism is connected with electrical control mechanism.
7. a kind of stirring friction spot welding device according to claim 6, it is characterized in that, control system comprises control rack, man-machine operating device for multistage, control rack and comprise PLC, servo-driver, controlling rack is arranged in battery truck, controls rack and connects motor drive mechanism, man-machine operating device for multistage.
8. a kind of stirring friction spot welding device according to claim 6 or 7, is characterized in that, man-machine operating device for multistage adopts touch-screen.
9. according to the arbitrary described a kind of stirring friction spot welding device of claim 6 to 8, it is characterized in that, man-machine operating device for multistage comprises hand-held remote controller, hand-held remote controller connects PLC, control the longitudinal direction lifting of cantilever beam slideway mechanism and moving horizontally of bracketed part, hand-held remote controller is provided with order button.
10. a kind of stirring friction spot welding device according to claim 9, is characterized in that, hand-held remote controller is hand-held wire remote control devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510575744.0A CN105127584A (en) | 2015-09-11 | 2015-09-11 | Stirring frictional spot welding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510575744.0A CN105127584A (en) | 2015-09-11 | 2015-09-11 | Stirring frictional spot welding device |
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| CN105127584A true CN105127584A (en) | 2015-12-09 |
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| CN201510575744.0A Pending CN105127584A (en) | 2015-09-11 | 2015-09-11 | Stirring frictional spot welding device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106271072A (en) * | 2016-10-13 | 2017-01-04 | 上海嘉强自动化技术有限公司 | A kind of Handheld laser welder |
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| EP1674188A2 (en) * | 2004-12-24 | 2006-06-28 | Mazda Motor Corporation | Method and apparatus for spot welding by friction stir welding |
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| CN204277209U (en) * | 2014-09-23 | 2015-04-22 | 上海航天设备制造总厂 | For the multiple degrees of freedom turning device of friction stir spot welding machine reversion |
| CN205021010U (en) * | 2015-09-11 | 2016-02-10 | 南车青岛四方机车车辆股份有限公司 | Friction stir spot welding device |
| CN105710527A (en) * | 2014-12-05 | 2016-06-29 | 上海航天设备制造总厂 | Friction stir spot welding device |
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1674188A2 (en) * | 2004-12-24 | 2006-06-28 | Mazda Motor Corporation | Method and apparatus for spot welding by friction stir welding |
| US20060169740A1 (en) * | 2005-02-02 | 2006-08-03 | Kawasaki Jukogyo Kabushiki Kaisha | Welding tool for friction-stir welding apparatus |
| KR100790775B1 (en) * | 2006-12-27 | 2008-01-03 | 주식회사 성우하이텍 | Friction stir spot welding device |
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| CN203380482U (en) * | 2013-07-15 | 2014-01-08 | 卓世达 | Omni-directional automatic welding device |
| CN204277209U (en) * | 2014-09-23 | 2015-04-22 | 上海航天设备制造总厂 | For the multiple degrees of freedom turning device of friction stir spot welding machine reversion |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106271072A (en) * | 2016-10-13 | 2017-01-04 | 上海嘉强自动化技术有限公司 | A kind of Handheld laser welder |
| CN106271072B (en) * | 2016-10-13 | 2018-04-24 | 上海嘉强自动化技术有限公司 | A kind of Handheld laser welder |
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Address after: Chengyang District of Shandong city of Qingdao province Jinhong road 266111 No. 88 Applicant after: CRRC QINGDAO SIFANG CO., LTD. Address before: Chengyang District of Shandong city of Qingdao province Jinhong road 266111 No. 88 Applicant before: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd. |
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Application publication date: 20151209 |
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