CN101362251B - Ultrasonic spot welding device - Google Patents

Ultrasonic spot welding device Download PDF

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Publication number
CN101362251B
CN101362251B CN2007100756748A CN200710075674A CN101362251B CN 101362251 B CN101362251 B CN 101362251B CN 2007100756748 A CN2007100756748 A CN 2007100756748A CN 200710075674 A CN200710075674 A CN 200710075674A CN 101362251 B CN101362251 B CN 101362251B
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China
Prior art keywords
jig
workpiece
horizontal
locating slot
ultrasonic spot
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Expired - Fee Related
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CN2007100756748A
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CN101362251A (en
Inventor
张先华
马俊红
王小健
郑革新
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BYD Co Ltd
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BYD Co Ltd
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Abstract

The invention relates to an ultrasonic spot welding device which comprises a base seat, an ultrasonic spot welding machine fixed on the base seat and a welding platform provided with a repeller; the ultrasonic spot welding machine is provided with a sound level component which can be elevated, and the sound level component can be descended to the state of a work piece which is matched with the repeller and welded and positioned on the welding platform, or elevated to the non-welding state; the welding platform is connected on the base seat in a sliding way, a first positioning mechanism for positioning a first work piece to be spot-welded and a second positioning mechanism for positioning a second work piece to be spot-welded are arranged on the welding platform, and the repeller is arranged between the first positioning mechanism and the second positioning mechanism. Therefore, by driving the elevation of the welding platform and the sound level component harmoniously, different welding positions of the first work piece positioned on the first positioning mechanism can be welded with the corresponding positions on the second work piece positioned on the second positioning mechanism, the efficiency is high, and the uniformity of the welded products is good.

Description

A kind of ultrasonic spot welding device
Technical field
The present invention relates to a kind of welding equipment, relate in particular to a kind of ultrasonic spot welding device.
Background technology
At present, have a lot of special occasions all will use flat wire and plug-in unit terminal in the control system of automobile, like the motor turning dish, a lot of now cars of high-level points slightly all have been designed into a lot of functions and control on the steering wheel.Major function because of steering wheel is the direction that is used to drive a car again, however stop according to road conditions steering wheel rotation adjustment direction; In addition, also be provided with air bag in most of steering wheels, this device is high to reliability requirement.Therefore, general lead or cable can not satisfy this a series of function and the requirement in life-span well.And said flat wire (FFC) can well be realized the function that these are a series of.
As shown in Figure 1; Flat wire 5 is combined by the good flat conductor of the pliability of many mutually insulateds; The two ends of every flat conductor of flat wire 5 electrically connect a plug-in unit terminal 6 respectively, and plug-in unit terminal 6 generally is the end that is connected by welding to every flat conductor.
If plug-in unit terminal 6 adopts tin to carry out soldering with the end of flat conductor; Because the operating temperature height and the time of soldering are long, can injure the insulation-encapsulated of flat wire 5, make 6 oxidations of plug-in unit terminal; It is inconvenient that this method implements; Also have often during welding to be difficult for found rosin joint phenomenon, product will be examined entirely, fraction defective is higher, production efficiency is extremely low and labor strength is very high, and reliability can not guarantee.If plug-in unit terminal 6 adopts the resistance spot weld welding with the end of the flat conductor of flat wire 5; General resistance spot welding meet sb. at the airport welding not firm, soldering tip life-span of welding long, welding can occur the time heat affected area big; Also might injure the insulation-encapsulated and the terminal oxide side of flat wire; Contact resistance when influencing the assembling of plug-in unit terminal, and the fraction defective residence is high, product will be examined entirely, efficient is not high.Now; Use more process to add a jig with ultrasonic spot welder exactly; Generally adopt full manual operations, as shown in Figure 2, promptly artificial end with plug-in unit terminal 6 and flat wire 5 is placed on the jig 4; And aim at the end of respective flat lead on that root plug-in unit terminal 6 that will weld and the flat wire 5; Operate ultrasonic welding machine 3 again, the applicator assembly 2 on the ultrasonic welding machine 3 is descended, cooperates with repellel on the jig 4 firmly the end welding of said plug-in unit terminal 6 and corresponding flat conductor.Applicator assembly 2 on the ultrasonic welding machine 3 descends generally by cylinder or hydraulic cylinder control.
Above-mentioned ultrasonic spot welder can only weld a soldering tip at every turn, because flat conductor generally has many; So soldering tip just have a plurality of, will be artificial with the end alignment of plug-in unit terminal 6 and corresponding flat conductor repeatedly, operation repeated ultrasonic wave point welding machine could be accomplished welding; For example, the respective flat lead is seven on the flat wire 5, and seven plug-in unit terminals 6 need be welded in the termination of each flat wire 5; Every end will manual-alignment seven times, operates No. seven ultrasonic spot welders and could accomplish welding, if hand is shaken and just probably made this solder joint dislocation when one of them joint of welding; Influence the resistance of whole line, also just maybe be because bad this flat wire assembly that causes of this solder joint is scrapped, this aborning situation is very common; Particularly under the unskilled situation of operative employee, so this ultrasonic spot welding engine efficiency is low, the operation location is inaccurate; Homogeneity of product is poor; Percent defective is higher and welding quality is not high, and these factors also can be owing to workman's working attitude, mood, efficient, precision and the quality of influence welding.Simultaneously in welding process, owing to need if because of carelessness hand is placed between applicator assembly 2 and the repellel, to damage easily with hand assist location workpiece.
Summary of the invention
The technical problem that the present invention will solve is the ultrasonic spot welding device that a kind of welding efficiency is high, security performance is good.
For solving the problems of the technologies described above a kind of ultrasonic spot welding device of the present invention, the jig that comprises pedestal, is fixed on the ultrasonic spot welder on this pedestal and is provided with repellel; Ultrasonic spot welder has liftable applicator assembly, and this applicator assembly can be in to drop to and cooperate welding to be positioned at the state of the workpiece on this jig or to rise to be in non-welded condition with this repellel; Wherein, Said jig is connected on the said pedestal slidably; This jig is provided with first detent mechanism that is used to locate first workpiece of treating spot-welded on and second detent mechanism that is used to locate second workpiece of treating spot-welded on; Said repellel is arranged between this first detent mechanism and this second detent mechanism; Said first detent mechanism comprises first locating piece, first pressing plate and first depression bar that is fixed on the said jig, offers first locating slot that can locate first workpiece of treating spot-welded on said first locating piece, and said first locating slot convexes with some first reference columns on the end relative with said repellel; These some first reference columns can separate the different welding portions of first workpiece; But this first pressing plate inlay card is in first locating slot and compress first workpiece, and this first depression bar is across this first locating slot, and the one of which end is articulated on this first locating piece; Another free end removably is connected on this first locating piece (350); Make this first depression bar compress this first pressing plate, said second detent mechanism comprises second locating piece and second depression bar (366) that is fixed on the said jig, offers second locating slot that can locate second workpiece of treating spot-welded on said second locating piece; Said second locating slot convexes with some second reference columns on the end relative with said repellel; These some second reference columns can separate the different welding portions of second workpiece, and this second depression bar (366) is across second locating slot (363), and the one of which end is articulated on the said jig (3); Another free end removably is connected on this jig (3), makes this second depression bar (366) compress second workpiece (6) in this second locating slot (363).
As further improvement of the present invention, wherein, said jig is connected on the said pedestal through screw-nut body slidably; Be fixed with the guide rail that can guide this jig to slide on this pedestal; This screw-nut body is by the step motor drive that is fixed on the pedestal.
As further improvement of the present invention, wherein, it also comprises the PLC controller; The applicator assembly that the angle that the control of this PLC controller is rotated according to this stepper motor is controlled said ultrasonic spot welder drops to cooperate the state of welding processing part with this repellel or rise to and is in non-welded condition.
As further improvement of the present invention; Wherein, The position that is positioned at said screw-nut body and said stepper motor opposite end on the said pedestal is provided with microswitch, and this microswitch can send the signal of mechanical origin according to the shake-up of said jig to said PLC controller.
As further improvement of the present invention, wherein, said first locating piece is provided with the first magnetic deck; Said first depression bar is formed from steel, but the free end of this this first depression bar of first magnetic deck sticking.
As further improvement of the present invention, wherein, said first locating piece comprises first horizontal block and has first horizontal arm and first vertical blocks of the L type of first upright arm; Offer the first vertical adjustment groove of the long strip type that vertically extends on this first upright arm; Hold-down screw passes on first vertical plane that this first vertical adjustment groove is screwed onto said jig first vertical blocks is fixed, and makes first horizontal arm be positioned at a side of the repellel at jig top; Said first locating slot is opened on this first horizontal block; Offer the first horizontal adjustment groove of the long strip type that is parallel to first locating slot on this first horizontal block, hold-down screw passes this first horizontal adjustment groove and is screwed onto on first horizontal arm first horizontal block is fixed.
As further improvement of the present invention, wherein, said first vertical plane is provided with first lead that can guide said first upright arm to slide up and down.
As further improvement of the present invention, wherein, the position of the said repellel of vicinity of said second locating slot is provided with the pressing groove of crossing said second locating piece, and said second depression bar can be pressed in this pressing groove.
As further improvement of the present invention, wherein, said jig is provided with the second magnetic deck of spill; Said second depression bar is formed from steel, but the free end inlay card of this second depression bar is in the second magnetic deck and by the second magnetic deck sticking.
As further improvement of the present invention, wherein, said second locating piece comprises second horizontal block and second vertical blocks with L type of second horizontal arm and second upright arm; Offer the second vertical adjustment groove of the long strip type that vertically extends on this second upright arm; Hold-down screw passes on second vertical plane that this second vertical adjustment groove is screwed onto said jig second vertical blocks is fixed, and makes second horizontal arm be positioned at a side of the repellel at jig top; Said second locating slot is opened on this second horizontal block; Offer the second horizontal adjustment groove of the long strip type that is parallel to second locating slot on this second horizontal block, hold-down screw passes this second horizontal adjustment groove and is screwed onto on second horizontal arm second horizontal block is fixed.
As further improvement of the present invention, wherein, said second vertical plane is provided with second lead that can guide said second upright arm to slide up and down.
A kind of ultrasonic spot welding device of the present invention compared with prior art; Because jig is connected on the pedestal slidably; Jig is provided with first detent mechanism that is used to locate first workpiece of treating spot-welded on and second detent mechanism that is used to locate second workpiece of treating spot-welded on; Repellel is arranged between first detent mechanism and second detent mechanism, therefore, as long as first workpiece and second workpiece once are positioned at respectively on first detent mechanism and second detent mechanism; Drive the up-down of jig and applicator assembly in phase; Just can be with the different welding positions and the welding of the corresponding site on second workpiece of first workpiece, efficient is high, the high conformity of welding product.Need not use hand assist location workpiece in the welding process, easy to operate.
Description of drawings
Below in conjunction with accompanying drawing and specific embodiment the present invention is further described.
Fig. 1 is the perspective view with a kind of workpiece of a kind of ultrasonic spot welding device welding of the present invention.
Fig. 2 is the perspective view of existing a kind of ultrasonic spot welding device.
Fig. 3 is the perspective view of a kind of ultrasonic spot welding device of the present invention.
Fig. 4 is the perspective view of the jig of a kind of ultrasonic spot welding device of the present invention.
Fig. 5 is the perspective view of the slipper of a kind of ultrasonic spot welding device jig of the present invention.
Fig. 6 is the perspective view of the localization part of a kind of ultrasonic spot welding device jig of the present invention.
Fig. 7 is the perspective view of the location repellel part of a kind of ultrasonic spot welding device jig of the present invention.
Fig. 8 is the perspective view of first detent mechanism of a kind of ultrasonic spot welding device jig of the present invention.
Fig. 9 is the first horizontal block perspective view of first detent mechanism of a kind of ultrasonic spot welding device jig of the present invention.
Figure 10 is the perspective view of first detent mechanism of a kind of ultrasonic spot welding device jig of the present invention.
Figure 11 is the first horizontal block perspective view of first detent mechanism of a kind of ultrasonic spot welding device jig of the present invention.
Figure 12 is the applicator assembly stereochemical structure exploded perspective view of a kind of ultrasonic spot welding device of the present invention.
The specific embodiment
See also Fig. 3 and Fig. 4; A kind of ultrasonic spot welding device of the present invention mainly comprises pedestal 1, ultrasonic spot welder 2, jig 3, PLC controller (among the figure for illustrating), stepper motor 32, screw-nut body 33, first detent mechanism 35, second detent mechanism 36, microswitch 37.
Ultrasonic spot welder 2 is fixed on this pedestal 1, and jig 3 is connected on the pedestal 1 slidably; This ultrasonic spot welder 2 has the applicator assembly 21 that is driven up-down by cylinder (being to illustrate among the figure); This jig 3 is provided with repellel 38 (asking for an interview Fig. 7), first detent mechanism 35 and second detent mechanism 36; Repellel 38 is arranged between this first detent mechanism 35 and this second detent mechanism 36; First detent mechanism 35 is used to locate first workpiece 5 of treating spot-welded on; Second detent mechanism 36 is used to locate second workpiece 6 of treating spot-welded on, and repellel 38 is used for cooperating the position to be welded of first workpiece 5 and the position to be welded welding of second workpiece 6 with applicator assembly 21; The cylinder of this ultrasonic spot welder 2 is by PLC controller control, this applicator assembly 21 is in drop to jig 3 on repellel 38 cooperates to weld to be positioned at the workpiece state on this jig 3 or to rise to and is in non-welded condition.
See also Fig. 4 and Fig. 5, jig 3 comprises positioning seat 341, slide 342 and slide block 343; Be fixed with substrate 31 being positioned on the position below the applicator assembly 21 of pedestal 1; One end of this substrate 31 is provided with L type fixed head 312; Be fixed with stepper motor 32 on this L type fixed head 312; The output shaft of this stepper motor 32 is connected with the leading screw 331 of screw-nut body 33 through shaft coupling 321, and slide 342 is fixed on the nut 332 of screw-nut body 33; The parallel respectively guide rail 311 that is provided with in the both sides of this leading screw 331; Be respectively equipped with a slide block 343 on the every guide rail 311; Positioning seat 341 is fixed on this slide 342 and the slide block 343 simultaneously, and therefore, this stepper motor 32 can drive these jigs 3 through screw-nut body 33 and slide along this guide rail 311.The position that is positioned at screw-nut body 33 and stepper motor 32 opposite ends on the pedestal 1 is provided with microswitch 37; This microswitch 37 can send the signal of mechanical origin to the PLC controller according to the shake-up of jig 3, and the angle control applicator assembly 21 that the control of PLC controller is rotated according to the signal of these microswitch 37 feedbacks and this stepper motor 32 drops to cooperate the state of welding processing part with this repellel 38 or rise to and is in non-welded condition.
See also Fig. 7; The end face middle part of positioning seat 341 offers the locating hole 3410 that is used to locate repellel 38; In this locating hole 3410, plug repellel 38 and briquetting 39, be bolted with trip bolt 40 on the sidewall that is positioned at briquetting 39 1 sides of this locating hole 3410, the screw rod end of this trip bolt 40 stretches in this locating hole 3410 and replaces briquetting 39; Briquetting 39 extruding repellels 38, thus this repellel 38 is fixed on the positioning seat 341; For the workpiece that prevents to be placed on this repellel 38 slides, repellel 38 reflectings surface are processed with anti-slip tank.Positioning seat 341 has relative first vertical plane 347 and second vertical plane 348 that is used for fixing second detent mechanism 36 that are used for fixing first detent mechanism 35.
See also Fig. 4, Fig. 6, Fig. 8 and Fig. 9, said first detent mechanism 35 comprises first pressing plate 355, first depression bar 356 and is fixed on the said jig 3 first locating piece 350.First locating piece 350 comprises first horizontal block 351 and has first horizontal arm 3521 and first vertical blocks 352 of the L type of first upright arm 3522; Offer the first vertical adjustment groove 3520 of the long strip type that vertically extends on this first upright arm 3522; Hold-down screw passes on first vertical plane 347 that this first vertical adjustment groove 3520 is screwed onto said jig 3 first vertical blocks 352 is fixing, and makes first horizontal arm 3521 be positioned at a side of the repellel 38 at jig 3 tops; First vertical plane 347 is provided with first lead 344 that can guide said first upright arm 3522 to slide up and down.When needs are adjusted the height of this first locating piece 350, unscrew hold-down screw, just can slide up and down first upright arm 3522 and regulate height, height adjustment is tightened hold-down screw after accomplishing, and first upright arm 3522 is fixed, thereby makes first locating piece 350 fixing.
Offer first locating slot 353 that to locate first workpiece 5 of treating spot-welded on this first horizontal block 351; One end of this first locating slot 353 is relative with said repellel 38; First locating slot 353 and said repellel 38 convex with some first reference columns 354 (its concrete quantity is confirmed according to the welding position quantity on first workpiece 5) on the relative end, and some first reference columns 354 can separate the different welding portions of first workpiece 5; But these first pressing plate, 355 inlay cards are in this first locating slot 353 and compress first workpiece 5; This first depression bar 356 is formed from steel, and across this first locating slot 353, the one of which end is articulated on first horizontal block 351 of this first locating piece 350; First horizontal block 351 is provided with the first magnetic deck 358; But the free end of this this first depression bar 356 of first magnetic deck, 358 stickings.Offer the first horizontal adjustment groove 3510 of the long strip type that is parallel to first locating slot 353 on this first horizontal block 351, hold-down screw passes this first horizontal adjustment groove 3510 and is screwed onto on first horizontal arm 3,521 first horizontal block 351 is fixing.When needs are adjusted the horizontal level of this first locating piece 350, unscrew hold-down screw, regulate horizontal levels with regard to removable first horizontal block 351, adjustment is tightened hold-down screw after accomplishing, and first horizontal block 351 is fixed, thereby makes first locating piece 350 fixing.To the operation of first depression bar 356, on the free end of this first depression bar 356, be provided with first handle 357 for ease.Certainly, also can removably be connected on first horizontal block 351 through the free end of buckle structure with this first depression bar 356.
See also Fig. 4, Fig. 6, Figure 10 and Figure 11, said second detent mechanism 36 comprises second depression bar 366 and is fixed on second locating piece 360 on the said jig 3.Second locating piece 360 comprises second horizontal block 361 and second vertical blocks 362 with L type of second horizontal arm 3621 and second upright arm 3622; Offer the second vertical adjustment groove 3620 of the long strip type that vertically extends on this second upright arm 3622; Hold-down screw passes on second vertical plane 348 that this second vertical adjustment groove 3620 is screwed onto said jig 3 second vertical blocks 362 is fixing, and makes second horizontal arm 3621 be positioned at a side of the repellel 38 at jig 3 tops; Said second locating slot 363 is opened on this second horizontal block 361; Offer the second horizontal adjustment groove 3610 of the long strip type that is parallel to second locating slot 363 on this second horizontal block 361; Hold-down screw pass this second horizontal adjustment groove 3610 be screwed onto on second horizontal arm 3621 second horizontal block 361 fixing, and make that second horizontal arm 3621 is positioned at jig 3 tops with second horizontal arm 3521 along the relative side of repellel 38; Second vertical plane 348 is provided with second lead 345 that can guide said second upright arm 3622 to slide up and down.When needs are adjusted the height of this second locating piece 360, unscrew hold-down screw, just can slide up and down second upright arm 3622 and regulate height, height adjustment is tightened hold-down screw after accomplishing, and second upright arm 3622 is fixed, thereby makes second locating piece 360 fixing.
Offer second locating slot 363 that can locate second workpiece 6 of treating spot-welded on said second horizontal arm 3621, an end of this second locating slot 363 is relative with repellel 38; Second locating slot 363 and said repellel 38 convex with some second reference columns 364 (its concrete quantity is confirmed according to the welding position quantity on second workpiece 6) on the relative end, and these some second reference columns 364 can separate the different welding portions of second workpiece 6; The position of the near reflection utmost point 38 of second locating slot 363 is provided with the pressing groove 370 of crossing second horizontal arm 3621, and said second depression bar 366 can be pressed in this pressing groove 370, with second workpiece, 6 location; On two vertical side adjacent of positioning seat 341, be fixed with the second magnetic deck 368 of pin joint seat 369 and spill respectively with second vertical plane 348; Second depression bar 366 is formed from steel an end and is articulated on this pin joint seat 369, but the free end inlay card of second depression bar 366 is in the second magnetic deck 368 and by the second magnetic deck, 368 stickings.When needs are adjusted the horizontal level of this second locating piece 360, unscrew hold-down screw, regulate horizontal levels with regard to removable second horizontal block 361, adjustment is tightened hold-down screw after accomplishing, and second horizontal block 361 is fixed, thereby makes second locating piece 360 fixing.To the operation of second depression bar 366, on the free end of this second depression bar 366, be provided with second handle 367 for ease.Certainly, also can removably be connected on the positioning seat 341 through the free end of buckle structure with this second depression bar 366.
See also Figure 12, applicator assembly 21 comprises applicator body 21, welding job 22, packing ring 23 and nut 24; Applicator body 21 is made up of the cylinder that three sections diameters increase successively; Appearance is connected by an arc surface 215 between maximum gauge section and the second largest diameter segment; Minimum diameter section and second largest diameter segment connect into rank axle scalariform, and the free end of minimum diameter section offers external screw thread 216, and welding job 22 is fastened on this minimum diameter section and by the ladder block between this minimum diameter section and the second largest diameter; Packing ring 23 is fastened on the minimum diameter section; Nut 22 is screwed onto on the external screw thread 216, makes packing ring 23 replace welding job 22, thereby this welding job 22 is fixing.
After adopting said structure; As long as first workpiece 5 and second workpiece 6 once are positioned at respectively on first detent mechanism 35 and second detent mechanism 36; The up-down of the rotational angle of the Program Coordination ground control step motor 32 that the PLC controller is built-in and the applicator assembly 21 of ultrasonic spot welder 2; Can be automatically with the different welding positions and the welding of the corresponding site on second workpiece 6 of first workpiece 5, automaticity is high and efficient is high, the high conformity of welding product.
Certainly, according to the shape of the workpiece that will weld different, above-mentioned first detent mechanism 35 can adopt the structure like above-mentioned second detent mechanism 36, above-mentioned second detent mechanism 36 can adopt the structure like above-mentioned first detent mechanism 35.

Claims (11)

1. ultrasonic spot welding device, the jig (3) that comprises pedestal (1), is fixed on the ultrasonic spot welder (2) on this pedestal (1) and is provided with repellel (38); Ultrasonic spot welder (2) has liftable applicator assembly (21), and this applicator assembly (21) can be in to drop to and cooperate welding to be positioned at the state of the workpiece on this jig (3) or to rise to be in non-welded condition with this repellel (38); It is characterized in that: said jig (3) is connected on the said pedestal (1) slidably; This jig (3) is provided with first detent mechanism (35) that is used to locate first workpiece (5) of treating spot-welded on and is used to locate second detent mechanism (36) of second workpiece (6) of treating spot-welded on; Said repellel (38) is arranged between this first detent mechanism (35) and this second detent mechanism (36)
Said first detent mechanism (35) comprises first locating piece (350), first pressing plate (355) and first depression bar (356) that is fixed on the said jig (3); Offer first locating slot (353) that to locate first workpiece (5) of treating spot-welded on said first locating piece (350); Said first locating slot (353) convexes with some first reference columns (354) on the end relative with said repellel (38); These some first reference columns (354) can separate the different welding portions of first workpiece (5); This first pressing plate (355) but inlay card in first locating slot (353) and compress first workpiece (5); This first depression bar (356) is across this first locating slot (353), and the one of which end is articulated on this first locating piece (350), and another free end removably is connected on this first locating piece (350); Make this first depression bar (356) compress this first pressing plate (355)
Said second detent mechanism (36) comprises second locating piece (360) and second depression bar (366) that is fixed on the said jig (3); Offer second locating slot (363) that to locate second workpiece (6) of treating spot-welded on said second locating piece (360); Said second locating slot (363) convexes with some second reference columns (364) on the end relative with said repellel (38); These some second reference columns (364) can separate the different welding portions of second workpiece (6); This second depression bar (366) is across second locating slot (363); The one of which end is articulated on the said jig (3), and another free end removably is connected on this jig (3), makes this second depression bar (366) compress second workpiece (6) in this second locating slot (363).
2. a kind of ultrasonic spot welding device according to claim 1 is characterized in that: said jig (3) is connected on the said pedestal (1) through screw-nut body (33) slidably; Be fixed with the guide rail (311) that can guide this jig (3) to slide on this pedestal (1); This screw-nut body (33) is driven by the stepper motor (32) that is fixed on the pedestal (1).
3. a kind of ultrasonic spot welding device according to claim 2 is characterized in that: it also comprises the PLC controller; The applicator assembly (21) that the angle that this PLC controller rotates according to this stepper motor (32) is controlled said ultrasonic spot welder (2) drops to cooperate the state of welding processing part or rise to this repellel (38) and is in non-welded condition.
4. a kind of ultrasonic spot welding device according to claim 3; It is characterized in that: the position that is positioned at said screw-nut body (33) and said stepper motor (32) opposite end on the said pedestal (1) is provided with microswitch (37), and this microswitch (37) can send the signal of mechanical origin according to the shake-up of said jig (3) to said PLC controller.
5. a kind of ultrasonic spot welding device according to claim 1 is characterized in that: said first locating piece (350) is provided with the first magnetic deck (358); Said first depression bar (356) is formed from steel, this first magnetic deck (356) but the free end of this first depression bar (356) of sticking.
6. a kind of ultrasonic spot welding device according to claim 1 is characterized in that: said first locating piece (350) comprises first horizontal block (351) and has first horizontal arm (3521) and first vertical blocks (352) of the L type of first upright arm (3522);
Offer the first vertical adjustment groove (3520) of the long strip type that vertically extends on this first upright arm (3522); Hold-down screw passes first vertical plane (347) that this first vertical adjustment groove (3520) is screwed onto said jig (3) and goes up first vertical blocks (352) fixingly, and makes first horizontal arm (3521) be positioned at a side of the repellel (38) at jig (3) top;
Said first locating slot (353) is opened on this first horizontal block (351); Offer the first horizontal adjustment groove (3510) of the long strip type that is parallel to first locating slot (353) on this first horizontal block (351), hold-down screw passes this first horizontal adjustment groove (3510) and is screwed onto on first horizontal arm (3521) first horizontal block (351) is fixing.
7. a kind of ultrasonic spot welding device according to claim 6 is characterized in that: said first vertical plane (347) is provided with first lead (344) that can guide said first upright arm (3522) to slide up and down.
8. a kind of ultrasonic spot welding device according to claim 1; It is characterized in that: the position of the said repellel of vicinity (38) of said second locating slot (363) is provided with the pressing groove (370) of crossing said second locating piece (360), and said second depression bar (366) can be pressed in this pressing groove (370).
9. a kind of ultrasonic spot welding device according to claim 1 is characterized in that: said jig (3) is provided with the second magnetic deck (368) of spill; Said second depression bar (366) is formed from steel, this second depression bar (366) but the free end inlay card in the second magnetic deck (368) and by second magnetic deck (368) sticking.
10. a kind of ultrasonic spot welding device according to claim 1 is characterized in that: said second locating piece (360) comprises second horizontal block (361) and has second horizontal arm (3621) and second vertical blocks (362) of the L type of second upright arm (3622);
Offer the second vertical adjustment groove (3620) of the long strip type that vertically extends on this second upright arm (3622); Hold-down screw passes second vertical plane (348) that this second vertical adjustment groove (3620) is screwed onto said jig (3) and goes up second vertical blocks (362) fixingly, and makes second horizontal arm (3621) be positioned at a side of the repellel (38) at jig (3) top;
Said second locating slot (363) is opened on this second horizontal block (361); Offer the second horizontal adjustment groove (3610) of the long strip type that is parallel to second locating slot (363) on this second horizontal block (361), hold-down screw passes this second horizontal adjustment groove (3610) and is screwed onto on second horizontal arm (3621) second horizontal block (361) is fixing.
11. a kind of ultrasonic spot welding device according to claim 10 is characterized in that: said second vertical plane (348) is provided with second lead (345) that can guide said second upright arm (3622) to slide up and down.
CN2007100756748A 2007-08-10 2007-08-10 Ultrasonic spot welding device Expired - Fee Related CN101362251B (en)

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Application Number Priority Date Filing Date Title
CN2007100756748A CN101362251B (en) 2007-08-10 2007-08-10 Ultrasonic spot welding device

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CN101362251A CN101362251A (en) 2009-02-11
CN101362251B true CN101362251B (en) 2012-03-07

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