CN202639644U - Device for wielding pole pieces and pole lugs of battery and welding equipment - Google Patents
Device for wielding pole pieces and pole lugs of battery and welding equipment Download PDFInfo
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- CN202639644U CN202639644U CN 201220212038 CN201220212038U CN202639644U CN 202639644 U CN202639644 U CN 202639644U CN 201220212038 CN201220212038 CN 201220212038 CN 201220212038 U CN201220212038 U CN 201220212038U CN 202639644 U CN202639644 U CN 202639644U
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- pole piece
- lug
- pole
- welding
- cylinder
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Abstract
The utility model discloses a device for wielding pole pieces and pole lugs of a battery and welding equipment. The device for wielding the pole pieces and the pole lugs of the battery comprises a welding base for supporting the pole pieces and the pole lugs and a welding assembly arranged above the welding base. The welding assembly comprises a half-wave welding head, an amplitude modulator connected one side of the half-wave welding head and a transducer connected with the amplitude modulator. The device for wielding the pole pieces and the pole lugs of the battery adopts the half-wave welding head supported by a single edge, can enable the welding point length direction of the half-wave welding head to be identical to the width direction of the pole lugs and the feeding direction of the pole pieces, can meet the production requirement for automatic continuous pole lug welding on coated pole pieces, increases the area of a pole piece coating region, enables the battery capacity to be large and is especially suitable for pole piece and pole lug wielding of the power battery. A pole piece conveying device of the device for wielding the pole pieces and the pole lugs adopts a tabletop type double-face supporting structure, the adjustment is convenient, the overall performance is stable, and the guarantee on welding quality is facilitated.
Description
Technical field
The utility model relates to a kind of welder, more specifically says a kind of welder and welding equipment that adopts the ultrasonic bonding mode to weld together battery pole piece and lug.
Background technology
Lithium ion battery comprises pole piece and lug, wherein, pole piece is used for reeling and forms the battery pole group, and tab welding stretches out on substrate and from the battery pole group, be used for drawing positive pole or the negative pole of battery pole group, tab welding device namely is used for the end of lug is welded on the dew paper tinsel district of pole piece.
There is the pole-piece pole-ear welding procedure to adopt all-wave multiple spot or rectangular welding, soldering tip adopts supported on both sides mode (this soldering tip is called again the all-wave soldering tip), the patent No. 200820006312.3 discloses a kind of battery pole piece welding adjustment mechanism, it comprises base and a pair of in order to support the pole piece backing roll of pole piece, be provided with the weldering seat at base, the top of this weldering seat is provided with the soldering tip suitable with this weldering seat, this base comprises firm banking and adjusts base, this adjustment base is positioned at this firm banking top and is connected with firm banking by bolt, this bolt comprises that four are distributed on and adjust the upper bolt just put at four jiaos of places of base and two and be separately positioned on this adjustments base top left side, the inverted lower bolt in centre position, right both sides is regulated and should be matched to regulate weldering seat and soldering tip by upper bolt by turn.This device solves the technical problem of multiple spot or rectangular tab welding, but this structure can't be finished the welding of the power type pole-piece pole-ear of continuous coating, the scope of application has certain limitation.
The utility model content
The purpose of this utility model is to overcome the defective of prior art, and a kind of welder and welding equipment that adopts the ultrasonic bonding mode to weld together battery pole piece and lug is provided.
For achieving the above object, the utility model is by the following technical solutions:
A kind of battery pole piece tab welding device, comprise for the welding base that supports pole piece and lug, also comprise the weld assembly of being located at welding base top, described weld assembly comprises half-wave soldering tip, the modulator that connects with half-wave soldering tip one side, and the transducer that connects with modulator.
Its further technical scheme is: also comprise for the supporting seat that supports modulator, be used for the welding underframe of supporting welding base, welding underframe one side is provided with antiseized cylinder, the movable end of the described antiseized cylinder antiseized rod that has been fixedly connected, described antiseized rod are positioned at the pole piece below.
Its further technical scheme is: comprise that also described weld assembly also comprises the lift component for fixed supporting seat for the blank assembly that cuts off lug.
Its further technical scheme is: described lift component comprises the cylinder block that is fixedly connected with the frame that is provided with, and be located at the lift cylinder on the cylinder block, the coupling bar that connects with the lift cylinder movable end, also comprise two guide rods that are arranged on the cylinder block, the two ends of two guide rods are individually fixed in supporting seat, coupling bar; Described cylinder block is provided with for the fixing cylinder groove of lift cylinder, and is located at the guide rod hole of cylinder groove both sides.
Its further technical scheme is: described blank assembly comprises knife edge die, the side support plate that is fixedly connected with frame, reaches the blank cylinder that is fixedly connected with side support plate top.
Its further technical scheme is: also comprise lug feeding material component and the lug blowing assembly be located on the frame.
Its further technical scheme is: described lug feeding material component comprises the lug hopper that is fixed on the frame, and be used for the clamping lug the material folding cylinder, be used for the slide unit of fixing material folding cylinder, the ballscrew nut fitting that is fixedly connected with slide unit, and the motor of ballscrew nut fitting driving coupling; Described lug blowing assembly comprises the lug bin that is fixed on the frame, and is used for driving the blowing force piece of lug bin.
Its further technical scheme is: described half-wave soldering tip is the cross soldering tip that is provided with the yi word pattern soldering tip of two welding positions or is provided with four welding positions.
Battery pole piece tab welding equipment, comprise the pole piece conveying device, characterized by further comprising aforesaid battery pole piece tab welding device, described pole piece conveying device comprises the first tension control mechanism, the first haulage gear, the second tension control mechanism, adhesive tape rubberizing mechanism, the second haulage gear, the 3rd tension control mechanism that sets gradually; Described battery pole piece tab welding device is located between the first tension control mechanism and the first haulage gear.
Its further technical scheme is: also comprise and be located at unreeling assembly and being located at the rolling assembly of pole piece conveying device rear end of pole piece conveying device front end, the described assembly that unreels comprises the unreeling structure that is coupled to each other and unreels the tape splicing platform; Described rolling assembly comprises rolling tape splicing platform and rolling-up mechanism; Described pole piece conveying device is provided with the side fixed head, and described side fixed head is provided be used to the lug notch that passes lug; Described pole piece conveying device, unreel assembly and the rolling assembly is equipped with running roller, the two ends of described running roller all consist of rotary the connection with the frame that is provided with.
The utility model beneficial effect compared with prior art is: the utility model adopts the half-wave soldering tip of one-way support, can make the solder joint length direction of half-wave soldering tip identical with the width of lug, also the feed direction with pole piece is identical, can satisfy the continuously need of production of soldering polar ear on pole piece after the coating of automation, increased the area in pole coating district, can so that the capacity of battery is larger, be particularly suitable for the pole-piece pole-ear welding of electrokinetic cell; The pole piece conveying device of battery pole piece tab welding equipment has adopted Table top type double side support structure, and is easy to adjust, and overall performance is stable, is conducive to guarantee welding quality.
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Description of drawings
Fig. 1 is the floor map that welds together of lug of the present utility model and pole piece (net region among the figure is the dispensing area on the pole piece, with the fringe region of tab welding for revealing the paper tinsel district);
Fig. 2 is the three-dimensional structure diagram of the utility model battery pole piece tab welding device specific embodiment;
Fig. 3 is the perspective view of weld assembly, pole piece and lug among Fig. 2;
Fig. 4 is the end view of the yi word pattern soldering tip (having two welding positions) among Fig. 2 embodiment;
Fig. 5 is the end view of the cross soldering tip (having four welding positions) among Fig. 2 embodiment;
Fig. 6 is the three-dimensional structure diagram of the utility model battery pole piece tab welding equipment specific embodiment.
Description of reference numerals
A pole piece B lug
C frame S battery pole piece tab welding device
1 welding base, 11 welding underframe
12 antiseized cylinder 13 antiseized rods
2 weld assemblies, 21 half-wave soldering tips
22 modulators, 23 transducers
24 supporting seats, 25 lift components
251 cylinder blocks, 252 lift cylinders
253 coupling bars, 254 guide rods
255 cylinder grooves, 256 guide rod holes
3 blank assemblies, 31 knife edge dies
32 side support plates, 33 blank cylinders
4 lug feeding material components, 41 lug hoppers
42 material folding cylinders, 43 slide units
44 ballscrew nut fittings, 45 motors
5 lug blowing assemblies, 51 lug bins
52 blowing force pieces, 6 pole piece conveying devices
60 side fixed heads, 600 lug notches
61 first tension control mechanisms, 62 first haulage gears
63 second tension control mechanisms, 64 adhesive tape rubberizing mechanisms
65 second haulage gears 66 the 3rd tension control mechanism
7 unreel assembly 71 unreeling structures
72 unreel tape splicing platform 8 rolling assemblies
81 rolling tape splicing platforms, 82 rolling-up mechanisms
257 travel switch fixed blocks
The specific embodiment
In order to more fully understand technology contents of the present utility model, below in conjunction with specific embodiment the technical solution of the utility model is further introduced and explanation, but be not limited to this.
Extremely shown in Figure 5 such as Fig. 2, a kind of battery pole piece tab welding device of the utility model, comprise for the welding base 1(that supports pole piece A and lug B and also can be referred to as to weld counterdie), also comprise the weld assembly 2 of being located at welding base 1 top, weld assembly 2 comprises that half-wave soldering tip 21(is that soldering tip adopts the unilateral component bearing structure), the modulator 22 that connects with half-wave soldering tip 21 1 sides, reach the transducer 23 that connects with modulator 22.Also comprise for the supporting seat 24 that supports modulator 22, be used for the welding underframe 11 of supporting welding base 1, welding underframe 11 1 sides are provided with antiseized cylinder 12, the movable end of the antiseized cylinder 12 antiseized rod 13 that has been fixedly connected, and antiseized rod 13 is positioned at pole piece A below.Comprise that also weld assembly 2 also comprises the lift component 25 for fixed supporting seat 24 for the blank assembly 3 that cuts off lug B.Lift component 25 comprises the cylinder block 251 that is fixedly connected with the frame that is provided with (being the side fixed head among Fig. 6), and be located at the lift cylinder 252 on the cylinder block 251, the coupling bar 253 that connects with lift cylinder 252 movable ends, comprise that also two two ends that are arranged in 254, two guide rods 254 of guide rod on the cylinder block 251 are individually fixed in supporting seat 24, coupling bar 253; Cylinder block 251 is provided with for the fixing cylinder groove 255 of lift cylinder 252, and is located at the guide rod hole 256 of cylinder groove 255 both sides.Blank assembly 3 comprises knife edge die 31, the side support plate 32 that is fixedly connected with frame C, reaches the blank cylinder 33 that is fixedly connected with side support plate 32 tops.Also comprise lug feeding material component 4 and the lug blowing assembly 5 be located on the frame C.Lug feeding material component 4 comprises the lug hopper 41 that is fixed on the frame C, and be used for clamping lug B material folding cylinder 42, be used for the slide unit 43 of fixing material folding cylinder 42, the ballscrew nut fitting 44 that is fixedly connected with slide unit 43, and the motor 45 of ballscrew nut fitting 44 driving coupling; Lug blowing assembly 5 comprises the lug bin 51 that is fixed on the frame C, and comprises motor and train of reduction gears for the blowing force piece 52(that drives lug bin 51).Because what the utility model adopted is the half-wave soldering tip of single-ended supporting, in order to improve the service life of half-wave soldering tip, can be with the half-wave soldering tip for being set as a plurality of bond pad locations, such as the yi word pattern soldering tip that is provided with two welding positions or be provided with the cross soldering tip of four welding positions.
As shown in Figure 6, the utility model battery pole piece tab welding equipment, comprise pole piece conveying device 6, also comprise aforesaid battery pole piece tab welding device S, pole piece conveying device 6 comprises the first tension control mechanism 61, the first haulage gear 62, the second tension control mechanism 63, adhesive tape rubberizing mechanism 64, the second haulage gear 65, the 3rd tension control mechanism 66 that sets gradually; Battery pole piece tab welding device S is located between the first tension control mechanism 61 and the first haulage gear 62.Also comprise and be located at unreeling assembly 7 and being located at the rolling assembly 8 of pole piece conveying device 6 rear ends of pole piece conveying device 6 front ends, unreel assembly 7 and comprise the unreeling structure 71 that is coupled to each other and unreel tape splicing platform 72; Rolling assembly 8 comprises rolling tape splicing platform 81 and the rolling-up mechanism 82 that is coupled to each other; Pole piece conveying device 6 is provided with side fixed head 60, and side fixed head 60 is provided be used to the lug notch 600 that passes lug B; Pole piece conveying device 6, unreel assembly 7 and rolling assembly 8 is equipped with running roller, the two ends of these running rollers all consist of rotary connection the (being Table top type double side support structure) with the frame that is provided with.So that the adjusting in the production process is more convenient, overall performance is more stable.The width range that the utility model can be produced pole piece is 150mm～360mm, the length direction of the solder joint of half-wave soldering tip is identical with the width of lug and parallel with the tape transport direction of pole piece, so that the coating scope is large on the pole piece width, reveal the paper tinsel district narrower, under the same volume, the capacity of this kind battery that pole piece is produced is larger.Frame or the mounting seat of all parts of the utility model battery pole piece tab welding equipment can adopt split-type structural, also adopt monolithic construction.
Pole-piece pole-ear welding job process of the present utility model is: pole piece is under the driving effect of pole piece conveying device, the feeding of batch (-type) ground, lug passes the lug notch, pass through again cutting assembly, be delivered to by the lug feeding material component and be placed on closely on the pole piece, the downward indentation of lift cylinder, the half-wave soldering tip that promotes weld assembly by guide rod moves down, the while transducer converts electric energy to mechanical energy (being ultrasonic wave) and imports the half-wave soldering tip into, the half-wave soldering tip compresses lug downwards and with the dew paper tinsel district of tab welding at pole piece, lift cylinder protrudes upward, the half-wave soldering tip rises, antiseized cylinder protrudes upward simultaneously, promotes antiseized rod and upwards slightly provokes pole piece, and pole piece produces adhesion with the welding base when preventing from welding, affecting pole piece carries, return immediately after antiseized cylinder stretches out, pole piece moves forward a station, enters the operation cycle of next pole-piece pole-ear welding.Increase the sensor of each moving component and the drive circuit of force piece, can realize the automatic welding of pole-piece pole-ear.
In sum, because traditional welder adopts the all-wave soldering tip of two supports, soldering tip place grasping part is very little, can't satisfy the welding procedure of electrokinetic cell, the utility model adopts the half-wave soldering tip of one-way support, can make the solder joint length direction of half-wave soldering tip identical with the width of lug, also the feed direction with pole piece is identical, can satisfy the continuously need of production of soldering polar ear on pole piece after the coating of automation, increased the area in pole coating district, can so that the capacity of battery is larger, be particularly suitable for the pole-piece pole-ear welding of electrokinetic cell; The pole piece conveying device of battery pole piece tab welding equipment has adopted Table top type double side support structure, and is easy to adjust, and overall performance is stable, is conducive to guarantee welding quality.The lug notch that wherein adopts can be combined closelyr with the pole piece conveying device battery pole piece tab welding device, reduces by whole the space that equipment is shared.
Above-mentionedly only further specify technology contents of the present utility model with embodiment; so that the reader is more readily understood; but do not represent embodiment of the present utility model and only limit to this, any technology of doing according to the utility model is extended or recreation, all is subjected to protection of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (10)
1. battery pole piece tab welding device, comprise for the welding base that supports pole piece and lug, characterized by further comprising the weld assembly of being located at welding base top, described weld assembly comprises half-wave soldering tip, the modulator that connects with half-wave soldering tip one side, and the transducer that connects with modulator.
2. battery pole piece tab welding device according to claim 1, characterized by further comprising for the supporting seat that supports modulator, be used for the welding underframe of supporting welding base, welding underframe one side is provided with antiseized cylinder, the movable end of the described antiseized cylinder antiseized rod that has been fixedly connected, described antiseized rod are positioned at the pole piece below.
3. battery pole piece tab welding device according to claim 2 characterized by further comprising for the blank assembly that cuts off lug, and described weld assembly also comprises the lift component for fixed supporting seat.
4. battery pole piece tab welding device according to claim 3, it is characterized in that described lift component comprises the cylinder block that is fixedly connected with the frame that is provided with, and be located at the lift cylinder on the cylinder block, the coupling bar that connects with the lift cylinder movable end, also comprise two guide rods that are arranged on the cylinder block, the two ends of two guide rods are individually fixed in supporting seat, coupling bar; Described cylinder block is provided with for the fixing cylinder groove of lift cylinder, and is located at the guide rod hole of cylinder groove both sides.
5. battery pole piece tab welding device according to claim 4 is characterized in that described blank assembly comprises knife edge die, the side support plate that is fixedly connected with frame, reaches the blank cylinder that is fixedly connected with side support plate top.
6. battery pole piece tab welding device according to claim 5 characterized by further comprising lug feeding material component and the lug blowing assembly be located on the frame.
7. battery pole piece tab welding device according to claim 6, it is characterized in that described lug feeding material component comprises the lug hopper that is fixed on the frame, and be used for the clamping lug the material folding cylinder, be used for the slide unit of fixing material folding cylinder, the ballscrew nut fitting that is fixedly connected with slide unit, and the motor of ballscrew nut fitting driving coupling; Described lug blowing assembly comprises the lug bin that is fixed on the frame, and is used for driving the blowing force piece of lug bin.
8. battery pole piece tab welding device according to claim 1 is characterized in that described half-wave soldering tip is the cross soldering tip that is provided with the yi word pattern soldering tip of two welding positions or is provided with four welding positions.
9. battery pole piece tab welding equipment, comprise the pole piece conveying device, characterized by further comprising battery pole piece tab welding device claimed in claim 1, described pole piece conveying device comprises the first tension control mechanism, the first haulage gear, the second tension control mechanism, adhesive tape rubberizing mechanism, the second haulage gear, the 3rd tension control mechanism that sets gradually; Described battery pole piece tab welding device is located between the first tension control mechanism and the first haulage gear.
10. battery pole piece tab welding equipment according to claim 9, characterized by further comprising and be located at unreeling assembly and being located at the rolling assembly of pole piece conveying device rear end of pole piece conveying device front end, the described assembly that unreels comprises the unreeling structure that is coupled to each other and unreels the tape splicing platform; Described rolling assembly comprises rolling tape splicing platform and rolling-up mechanism; Described pole piece conveying device is provided with the side fixed head, and described side fixed head is provided be used to the lug notch that passes lug; Described pole piece conveying device, unreel assembly and the rolling assembly is equipped with running roller, the two ends of described running roller all consist of rotary the connection with the frame that is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220212038 CN202639644U (en) | 2012-05-11 | 2012-05-11 | Device for wielding pole pieces and pole lugs of battery and welding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220212038 CN202639644U (en) | 2012-05-11 | 2012-05-11 | Device for wielding pole pieces and pole lugs of battery and welding equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202639644U true CN202639644U (en) | 2013-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220212038 Expired - Lifetime CN202639644U (en) | 2012-05-11 | 2012-05-11 | Device for wielding pole pieces and pole lugs of battery and welding equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202639644U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102642078A (en) * | 2012-05-11 | 2012-08-22 | 深圳市赢合科技股份有限公司 | Welding set and welding equipment for battery pole piece electrode |
| CN103659282A (en) * | 2013-12-13 | 2014-03-26 | 无锡先导自动化设备股份有限公司 | Automatic pole lug welding device |
| CN112719559A (en) * | 2020-12-23 | 2021-04-30 | 深圳市言九电子科技有限公司 | Welding equipment for pole piece and pole ear of lithium battery |
| CN113547211A (en) * | 2021-02-26 | 2021-10-26 | 苏州中弘智能装备有限公司 | Automatic laser welding system |
-
2012
- 2012-05-11 CN CN 201220212038 patent/CN202639644U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102642078A (en) * | 2012-05-11 | 2012-08-22 | 深圳市赢合科技股份有限公司 | Welding set and welding equipment for battery pole piece electrode |
| CN103659282A (en) * | 2013-12-13 | 2014-03-26 | 无锡先导自动化设备股份有限公司 | Automatic pole lug welding device |
| CN103659282B (en) * | 2013-12-13 | 2017-01-11 | 无锡先导智能装备股份有限公司 | Automatic pole lug welding device |
| CN112719559A (en) * | 2020-12-23 | 2021-04-30 | 深圳市言九电子科技有限公司 | Welding equipment for pole piece and pole ear of lithium battery |
| CN112719559B (en) * | 2020-12-23 | 2022-02-11 | 深圳市言九电子科技有限公司 | Welding equipment for pole piece and pole ear of lithium battery |
| CN113547211A (en) * | 2021-02-26 | 2021-10-26 | 苏州中弘智能装备有限公司 | Automatic laser welding system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130102 |