CN103551726B - Novel linear friction welding device - Google Patents
Novel linear friction welding device Download PDFInfo
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- CN103551726B CN103551726B CN201310540133.3A CN201310540133A CN103551726B CN 103551726 B CN103551726 B CN 103551726B CN 201310540133 A CN201310540133 A CN 201310540133A CN 103551726 B CN103551726 B CN 103551726B
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- workpiece
- guide rail
- clamping
- expansion pipe
- metal expansion
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Classifications
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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
- B23K20/1245—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
Abstract
The invention discloses a novel linear friction welding device, which is characterized by comprising a bed body (1), wherein a vertical guide rail (2), a horizontal guide rail (9) and guide rails (20) are arranged on the bed body (1) respectively; a first workpiece clamping device (3) for clamping workpieces is arranged on the vertical guide rail (2); a slide block mechanism (4) is placed on the horizontal guide rail (9); the slide block mechanism (4) is provided with a second workpiece clamping device (5); a transverse beam (16) of the bed body (1) is provided with a first fixed frame (10) and a second fixed frame (11) respectively; a first metal telescopic pipe (12) and a first electric heating wire (14) are arranged below the first fixed frame (10); a second metal telescopic tube (13) and a second electric heating wire (15) are arranged below the second fixed frame (11); a guide rail (20) is arranged on both sides of the bed body (2) respectively; an impact fixing structure (17) is arranged on the two guide rails (20) respectively. According to the novel linear friction welding device, equipment can be protected effectively, a machining method is simplified, machining time is saved, the utilization ratio of the device is increased effectively, and the mechanical performance of welding seams is improved.
Description
Technical field
The present invention relates to a kind of solder technology; especially a kind of linear friction welding connection technology; specifically first carry out before a kind of workpiece alignment frottage heating to reduce fraction time and friction pressure; and realize workpiece bonding with the shock reducing whole slide block mechanism by projectile impact mode; effectively protect equipment, in bonding process, realize cutting burrs by the device of design simultaneously, simplify processing method; save process time, the linear friction welding apparatus of effectively increasing operation rate.
Background technology
At present, linear friction welding was also more and more used widely in recent years, and welding particularly about blade and impeller, has the trend adopting this welding manner at present, but linear friction welding is connected to many defects, as overlap, the impulsive force of beating and large vibration frequency etc.Existence due to these defects makes the application of this technology be delayed.Along with the development of China's aeronautical technology, the manufacture of current domestic aero-engine is rapidly developed, but one of vitals of aero-engine is exactly impeller blade manufacture, how accurately producing aero-engine impeller blade is one of major technique improving aero-engine performance.In order to overcome this difficulty, the present invention adopts and preheats welding to reduce large impulsive force on the basis of existing linear friction welding connection technology.And the quick technology such as excision overlap, such that workpiece weld interval is short, efficiency is high, welding quality is good.Therefore, the present invention can be used widely.
Summary of the invention
The object of the invention is to there is impulsive force for the weldering of existing property link friction and easily produce the problems such as overlap, design a kind of power of going out little and the linear friction welding apparatus of overlap can be excised simultaneously.
Technical scheme of the present invention is:
A kind of linear friction welding apparatus, it is characterized in that it comprises lathe bed 1, vertical guide rail 2, horizontal guide rail 9 and guide rail 20 lathe bed 1 be equipped with respectively, wherein vertical guide rail 2 is provided with the first clamping workpiece device 3 of clamping workpiece, horizontal guide rail 9 is placed with slide block mechanism 4, slide block mechanism 4 is equipped with second workpiece clamping device 5, slide block mechanism inside has trajectory 6, one end of trajectory 6 is placed with bullet 7, and one end of bullet 7 is connected with pressurizer 8; The first fixed mount 10 and the second fixed mount 11 crossbeam 16 of lathe bed 1 be equipped with respectively, first metal expansion pipe 12 is housed below first fixed mount 10 and is connected with the first metal expansion pipe and the second heating wire 15 for being equipped with the second metal expansion pipe 13 below the first heating wire 14, second fixed mount 11 of carrying out back at the first clamping workpiece device 3 workpiece heating to clamping and with the second metal expansion pipe 13 and for heating the workpiece of clamping on second workpiece clamping device 5; The both sides of lathe bed 2 are respectively provided with on a guide rail 20, two guide rails 20 and are respectively provided with an impact fixed structure 17.
Described impact fixed mechanism 17 is primarily of fixed head 17-1, track 17-2, trimming pressurizer 17-3, knife bar 17-4, blade 17-5, base 17-6 forms, guide rail 17-2 fixed head 17-1 is equipped with, guide rail 17-2 is equipped with one end trimming pressurizer 17-3, trimming pressurizer 17-3 is equipped with knife bar 17-4 in one end, the knife bar 17-4 other end is connected with blade 17-5, and knife bar 17-4 and blade 17-5 is placed in guide rail 17-2, fixed mount 17-1 is bolted on base 17-6, fixed head 17-1 makes different size to weld the workpiece of different size according to workpiece size, clamping workpiece is on the first clamping workpiece device 3 and second workpiece clamping device 5, after fixing position, the tram that the first fixed mount 10 and the second fixed mount 11 move to crossbeam 16 is controlled respectively by controller 18, now stretch the first metal expansion pipe 12 and the second metal expansion pipe 13 makes the first heating wire 14 and the second heating wire 15 arrive the location of workpiece respectively and is nested on corresponding workpiece to start heating, heating is stopped when heating-up temperature exceedes material melting point more than 2/3, first metal expansion pipe 12 and the second metal expansion pipe 13 shrink and make the first heating wire 14 and the second heating wire 15 leave workpiece, slide block mechanism 4 moves along horizontal guide rail 9, two workpiece are close together, then control the first clamping workpiece device 3 by controller 18 to move along vertical guide rail about 2 high-frequency, realize two workpiece alignment frottages, after setting-up time, friction is stopped until friction, remove slide block mechanism 4, then impact fixed structure 17 is moved to desired location, determine that the fixed head 17-1 on both sides closes up, open pressurizer 8 bullet 7 is got along trajectory 6, the workpiece of clamping on second workpiece clamping device 5 is got rapidly and is bumped against with the workpiece of clamping on the first clamping workpiece device 3 and be bonded together in strap 17-1 by bullet 7, open the trimming pressurizer 17-3 of fixed head 17-1 upper rail 17-2 one end simultaneously, its cutter 17-5 is driven to impact along guide rail 17-2 downwards to knife bar 17-4 forced shock, overlap on excision workpiece.Finally remove fixed head 17-1, take out the workpiece welded.
Described clamping workpiece device 3 moving up and down on vertical track 2, slide block mechanism 4 moving horizontally in horizontal rail 9, the Stress control of pressurizer 8, first fixed mount 10 moves on crossbeam 16, the computer heating control of flexible and first heating wire 14 of the first metal expansion pipe 12, second movement of fixed mount 11 on crossbeam 16, the computer heating control of flexible and second heating wire 15 of the second metal expansion pipe 13, impact fixed mechanism 17 to move on guide rail 20, the trimming pressurizer 17-3 impacted in fixed mechanism makes blade 17-5 be all controlled by controller 18 along mobile control of guide rail 17-2, and by computer 19 on-line monitoring.
Beneficial effect of the present invention:
The present invention by first carrying out heating to reduce fraction time and friction pressure before workpiece alignment frottage; and realize workpiece bonding with the shock reducing whole slide block mechanism by projectile impact mode; effectively protect equipment; in bonding process, realize cutting burrs by the device of design simultaneously; simplify processing method; save process time, effectively raised the utilization rate of device, add the mechanical property of weld seam.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the overall structure schematic diagram of impact fixed mechanism 17 of the present invention.
Fig. 3 is the side front view of impact fixed mechanism 17 of the present invention.
Fig. 4 is the side right view of impact fixed mechanism 17 of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further illustrated.
As shown in Figure 1-2.
A kind of linear friction welding apparatus, it is primarily of lathe bed 1, vertical guide rail 2, first clamping workpiece device 3, slide block mechanism 4, second workpiece clamping device 5, trajectory 6, bullet 7, pressurizer 8, horizontal rail 9, first fixed mount 10, second fixed mount 11, first metal expansion pipe 12, second metal expansion pipe 13, first heating wire 14, second heating wire 15, crossbeam 16, impact fixed mechanism 17, controller 18, computer 19 and guide rail 20 form, lathe bed 1 is equipped with vertical guide rail 2 respectively, horizontal guide rail 9 and guide rail 20, wherein vertical guide rail 2 is provided with the first clamping workpiece device 3 of clamping workpiece, horizontal guide rail 9 is placed with slide block mechanism 4, second workpiece clamping device 5 slide block mechanism 4 is equipped with, slide block mechanism inside has trajectory 6, one end of trajectory 6 is placed with bullet 7, one end of bullet 7 is connected with pressurizer 8, the first fixed mount 10 and the second fixed mount 11 crossbeam 16 of lathe bed 1 be equipped with respectively, first metal expansion pipe 12 is housed below first fixed mount 10 and is connected with the first metal expansion pipe and the second heating wire 15 for being equipped with the second metal expansion pipe 13 below the first heating wire 14, second fixed mount 11 of carrying out back at the first clamping workpiece device 3 workpiece heating to clamping and with the second metal expansion pipe 13 and for heating the workpiece of clamping on second workpiece clamping device 5, the both sides of lathe bed 2 are respectively provided with on a guide rail 20, two guide rails 20 and are respectively provided with an impact fixed structure 17, as shown in Figure 1.Impact fixed mechanism 17 as Fig. 2, shown in Fig. 3 and Fig. 4, it is primarily of fixed head 17-1, track 17-2, trimming pressurizer 17-3, knife bar 17-4, blade 17-5, base 17-6 forms, guide rail 17-2 fixed head 17-1 is equipped with, guide rail 17-2 is equipped with one end trimming pressurizer 17-3, trimming pressurizer 17-3 is equipped with knife bar 17-4 in one end, the knife bar 17-4 other end is connected with blade 17-5, and knife bar 17-4 and blade 17-5 is placed in guide rail 17-2, fixed mount 17-1 is bolted on base 17-6, fixed head 17-1 makes different size to weld the workpiece of different size according to workpiece size, clamping workpiece is on the first clamping workpiece device 3 and second workpiece clamping device 5, after fixing position, the tram that the first fixed mount 10 and the second fixed mount 11 move to crossbeam 16 is controlled respectively by controller 18, now stretch the first metal expansion pipe 12 and the second metal expansion pipe 13 makes the first heating wire 14 and the second heating wire 15 arrive the location of workpiece respectively and is nested on corresponding workpiece to start heating, heating is stopped when heating-up temperature exceedes material melting point more than 2/3, first metal expansion pipe 12 and the second metal expansion pipe 13 shrink and make the first heating wire 14 and the second heating wire 15 leave workpiece, slide block mechanism 4 moves along horizontal guide rail 9, two workpiece are close together, then control the first clamping workpiece device 3 by controller 18 to move along vertical guide rail about 2 high-frequency, realize two workpiece alignment frottages, after setting-up time, friction is stopped until friction, remove slide block mechanism 4, then impact fixed structure 17 is moved to desired location, determine that the fixed head 17-1 on both sides closes up, open pressurizer 8 bullet 7 is got along trajectory 6, the workpiece of clamping on second workpiece clamping device 5 is got rapidly and is bumped against with the workpiece of clamping on the first clamping workpiece device 3 and be bonded together in strap 17-1 by bullet 7, open the trimming pressurizer 17-3 of fixed head 17-1 upper rail 17-2 one end simultaneously, its cutter 17-5 is driven to impact along guide rail 17-2 downwards to knife bar 17-4 forced shock, overlap on excision workpiece.Finally remove fixed head 17-1, take out the workpiece welded.Described clamping workpiece device 3 moving up and down on vertical track 2, slide block mechanism 4 moving horizontally in horizontal rail 9, the Stress control of pressurizer 8, first fixed mount 10 moves on crossbeam 16, the computer heating control of flexible and first heating wire 14 of the first metal expansion pipe 12, second movement of fixed mount 11 on crossbeam 16, the computer heating control of flexible and second heating wire 15 of the second metal expansion pipe 13, impact fixed mechanism 17 to move on guide rail 20, the trimming pressurizer 17-3 impacted in fixed mechanism makes blade 17-5 be all controlled by controller 18 along mobile control of guide rail 17-2, and by computer 19 on-line monitoring.
The part that the present invention does not relate to prior art that maybe can adopt all same as the prior art is realized.
Claims (3)
1. a linear friction welding apparatus, it is characterized in that it comprises lathe bed (1), vertical guide rail (2), horizontal guide rail (9) and guide rail (20) lathe bed (1) be equipped with respectively, wherein vertical guide rail (2) is provided with the first clamping workpiece device (3) of clamping workpiece, horizontal guide rail (9) is placed with slide block mechanism (4), second workpiece clamping device (5) slide block mechanism (4) is equipped with, slide block mechanism inside has trajectory (6), one end of trajectory (6) is placed with bullet (7), and one end of bullet (7) is connected with pressurizer (8); The first fixed mount (10) and the second fixed mount (11) crossbeam (16) of lathe bed (1) be equipped with respectively, first fixed mount (10) below is equipped with the first metal expansion pipe (12) and is connected with the first metal expansion pipe and the first heating wire (14) for heating at the workpiece of the upper clamping of the first clamping workpiece device (3) clamping, and the second fixed mount (11) below is equipped with the second metal expansion pipe (13) and is connected with the second metal expansion pipe (13) and the second heating wire (15) of heating of workpiece for going up clamping to second workpiece clamping device (5); The both sides of lathe bed (1) are respectively provided with a guide rail (20), two guide rails (20) are respectively provided with one and impact fixed structure (17).
2. linear friction welding apparatus according to claim 1, it is characterized in that described impact fixed mechanism (17) is primarily of fixed head (17-1), track (17-2), trimming pressurizer (17-3), knife bar (17-4), blade (17-5), base (17-6) forms, track (17-2) fixed head (17-1) is equipped with, trimming pressurizer (17-3) is equipped with in track (17-2) one end, knife bar (17-4) is equipped with in trimming pressurizer (17-3) one end, knife bar (17-4) other end is connected with blade (17-5), and knife bar (17-4) and blade (17-5) are placed in track (17-2), fixed head (17-1) is bolted on base (17-6), fixed head (17-1) makes different size to weld the workpiece of different size according to workpiece size, clamping workpiece is on the first clamping workpiece device (3) and second workpiece clamping device (5), after fixing position, the tram that the first fixed mount (10) and the second fixed mount (11) move to crossbeam (16) is controlled respectively by controller (18), now stretch out the first metal expansion pipe (12) and the second metal expansion pipe (13) to make the first heating wire (14) and the second heating wire (15) arrive the location of workpiece respectively and be nested on corresponding workpiece to start heating, heating is stopped when heating-up temperature exceedes material melting point more than 2/3, first metal expansion pipe (12) and the second metal expansion pipe (13) shrink and make the first heating wire (14) and the second heating wire (15) leave workpiece, slide block mechanism (4) is mobile along horizontal guide rail (9), two workpiece are close together, then control the first clamping workpiece device (3) by controller (18) to move along the upper and lower high-frequency of vertical guide rail (2), realize two workpiece alignment frottages, after setting-up time, friction is stopped until friction, remove slide block mechanism (4), then will impact fixed structure (17) and move to desired location, determine that the fixed head (17-1) on both sides closes up, open pressurizer (8) bullet (7) is got along trajectory (6), the workpiece of clamping on second workpiece clamping device (5) is got rapidly by bullet (7) and the workpiece of upper clamping bumps against and is bonded together with the first clamping workpiece device (3) in fixed head (17-1), open fixed head (17-1) to get on the right track the trimming pressurizer (17-3) of (17-2) one end simultaneously, its cutter (17-5) is driven to impact along track (17-2) downwards to knife bar (17-4) forced shock, overlap on excision workpiece, finally remove fixed head (17-1), take out the workpiece welded.
3. linear friction welding apparatus according to claim 1, it is characterized in that described the first clamping workpiece device (3) moving up and down on vertical guide rail (2), slide block mechanism (4) moving horizontally on horizontal guide rail (9), the Stress control of pressurizer (8), first fixed mount (10) is upper mobile at crossbeam (16), the computer heating control of flexible and first heating wire (14) of the first metal expansion pipe (12), the movement of second fixed mount (11) on crossbeam (16), the computer heating control of flexible and second heating wire (15) of the second metal expansion pipe (13), impact fixed mechanism (17) upper mobile at guide rail (20), the trimming pressurizer (17-3) impacted in fixed mechanism makes blade (17-5) be all controlled by controller (18) along mobile control of track (17-2), and by computer (19) on-line monitoring.
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CN201310540133.3A CN103551726B (en) | 2013-11-05 | 2013-11-05 | Novel linear friction welding device |
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CN201310540133.3A CN103551726B (en) | 2013-11-05 | 2013-11-05 | Novel linear friction welding device |
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CN103551726B true CN103551726B (en) | 2015-06-24 |
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Families Citing this family (6)
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CN107984078A (en) * | 2016-10-17 | 2018-05-04 | 中国航空工业集团公司北京航空制造工程研究所 | A kind of vibration absorber of Linear fiction welding device workbench |
CN106563819B (en) * | 2016-10-20 | 2018-07-13 | 黄山学院 | T-type linear friction attachment device |
CN106735849B (en) * | 2016-12-26 | 2019-06-04 | 南京航空航天大学 | Non-linear friction attachment device |
CN108788443A (en) * | 2018-07-09 | 2018-11-13 | 四川西南交大工程技术有限公司 | A kind of rail linear friction welding method |
CN109648151B (en) * | 2018-12-26 | 2020-01-31 | 湖南坤鼎数控科技有限公司 | automatic edge cutting device of friction welding machine |
CN111305380B (en) * | 2020-03-27 | 2021-06-22 | 山东建筑大学 | Aluminum alloy rectangular pipe latticed shell joint based on linear friction welding and connecting method thereof |
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Effective date of registration: 20230630 Address after: No. 6, Qiayang Road, Yanghu Town, Tunxi District, Huangshan City, Anhui Province 245000 Patentee after: Huangshan Tunxi Yucheng Industrial Investment Holding Co.,Ltd. Address before: 39 Xihai Road, Tunxi District, Huangshan City, Anhui Province Patentee before: HUANGSHAN University |