CN105921869A - Automatic spot welding device for battery electrodes - Google Patents
Automatic spot welding device for battery electrodes Download PDFInfo
- Publication number
- CN105921869A CN105921869A CN201610504653.2A CN201610504653A CN105921869A CN 105921869 A CN105921869 A CN 105921869A CN 201610504653 A CN201610504653 A CN 201610504653A CN 105921869 A CN105921869 A CN 105921869A
- Authority
- CN
- China
- Prior art keywords
- battery
- welding
- fixture block
- fixing mechanism
- electrode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/10—Spot welding; Stitch welding
- B23K11/11—Spot welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The invention discloses an automatic spot welding device for battery electrodes. The automatic spot welding device for the battery electrodes comprises a workbench, battery fixing mechanisms, a spot welding mechanism and a positioning and clamping mechanism. The positioning and clamping mechanism comprises two telescopic clamping blocks which are arranged oppositely. The two clamping blocks are driven by two clamping air cylinders to stretch and retract correspondingly. The battery fixing mechanisms are arranged between the two clamping blocks. A plurality of vertical batteries are fixed to the battery fixing mechanisms. The to-be-welded electrodes of the batteries are arranged upwards. The spot welding mechanism comprises a pressing plate and a plurality of sets of welding needles arranged on the pressing plate. The multiple sets of welding needles are in one-to-one correspondence with the multiple batteries, and each set of welding needles is arranged above the corresponding battery. By the adoption of the structure, the automatic spot welding device for the battery electrodes have the following advantages that spot welding is conducted on the to-be-welded electrodes of the multiple batteries at the same time, welding is accurate, mistaken welding or welding damage is avoided, and the welding efficiency is greatly improved.
Description
Technical field
The present invention relates to cell art, particularly to the automatic spot-welding device of a kind of battery electrode.
Background technology
Traditional manual mash welder, is mobile battery to be welded, capillary fixed above on fixing welding chassis
Pressing to electric discharge welding after battery, the automatic spot-welding device of full battery electrode divides two classes, and one is that set of cells is solid
Being scheduled on welding table top, the capillary device of top has moving track all around, microcomputerized control move
Position lower pressure welding connect, and another kind is that capillary position is fixed, and moves to capillary with manipulator control set of cells
On rum point, by collision time and the displacement of mechanical hand of microcomputerized control capillary, coordinate and weld.
Manual welder inefficiency, the requirement to welding employee is high, and the concordance of product is poor, and automatic welder(welding machine)
No matter be that capillary moves or battery moves, all there are 2 obvious defects, one be the deviation of displacement not
Can avoid, and solder side is the least, wrong weldering easily occur or weld the problems such as bad, two is to be still that during welding
One by one remove to weld battery, every time the time interval of welding be exactly capillary or the traveling time of battery and
That removes on capillary point moves the time, although greatly reduces artificial degree of participation but does not significantly carry
High efficiency.
Summary of the invention
The technical problem to be solved is, for the deficiencies in the prior art, it is provided that one is simultaneously to many
Individual battery treat welding electrode carry out spot welding, welding precisely, avoid wrong weldering or the problem such as weldering is bad, welding efficiency very big
The automatic spot-welding device of the battery electrode improved.
For solving above-mentioned technical problem, the technical scheme is that the automatic spot dress of a kind of battery electrode
Put, including workbench, battery fixing mechanism, spot-welding mechanism, positioning and clamping mechanism, described positioning clamping
Mechanism includes that two telescoping clamping blocks being oppositely arranged, two grip blocks are driven by two gripper cylinders respectively
Flexible, described battery fixing mechanism is arranged between two grip blocks；
Being fixed with the battery of multiple setting on described battery fixing mechanism, battery treats that welding electrode sets up；
Many assembly weldings pin that described spot-welding mechanism includes lower platen, is arranged on lower platen, described many assembly weldings
Pin and multiple battery one_to_one corresponding, and every assembly welding pin is arranged on above the battery of correspondence, described lower platen by
Lower pressure telescoping mechanism is pressed under driving；
In lower platen pressed status, capillary electrode contact to be welded with the battery of corresponding battery；
The described telescoping mechanism of pressure down includes two lower air cylinders, respectively with the piston rod of two lower air cylinders even
Two briquettings connect, two described briquettings are connected with lower platen two ends respectively；
Piston rod at two gripper cylinders stretches out state, and two grip blocks withstand on described battery respectively and fix
Mechanism two ends.
Described grip block side is towards battery fixing mechanism, the opposite side of grip block and the piston of gripper cylinder
Bar connects.
Described battery fixing mechanism includes that fixture block, lower fixture block, described lower fixture block are provided with multiple lower folder
Holding hole, described upper fixture block is provided with multiple upper clamping hole, described multiple upper clamping hole and multiple lower clampings
Hole one_to_one corresponding is arranged；
Being extended with the lower limit bit slice being arranged in lower clamping hole on described lower fixture block, described lower limit bit slice is
Four, angular distribution in four, it is provided with gap between four lower limit bit slices；
Being extended with the upper limit bit slice being arranged in clamping hole on described upper fixture block, described upper limit bit slice is
Four, angular distribution in four, it is provided with gap between four upper limit bit slices.
Described battery fixing mechanism is arranged on a moving belt, and described conveyer belt is controlled to transmit by controller.
The present invention uses said structure, has the advantage that 1, is changed into by single capillary and battery mould to be welded
The capillary group that block arrangement is consistent, disposably clicks all batteries to be welded during pressure under capillary and treats on welding electrode,
No longer there are offset deviation, capillary repeatedly to click on battery and treat the problems such as welding electrode.2, gripper cylinder drives grip block
Gripping battery fixing mechanism, almost without any operation easier and deviation, artificial participation is the lowest and simple
List is easy does not has diversity, it is to avoid mistake is welded or welds the problems such as bad.3, after starting welding, system is constantly to repeat
The mode of discharge and recharge, controls successively the battery under every assembly welding pin to be treated, welding electrode discharges by multiplexer channel
Welding, the deficiency of time needed for electric discharge welding 0.2 second, removes the impact such as charging interval and response speed every time,
General being set to by each weld interval 0.3 second is to complete 3 batteries in one second to treat the spot welding of welding electrode, with
Tradition automatic welder(welding machine) several seconds welding speed once is compared, and efficiency is greatly improved.
Accompanying drawing explanation
The present invention is further detailed explanation with detailed description of the invention below in conjunction with the accompanying drawings；
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structure chart of another angle of the present invention；
Fig. 3 is the structural representation of battery fixing mechanism in the present invention；
In Fig. 1, Fig. 3,1, workbench；2, battery fixing mechanism；3, grip block；4, gripper cylinder；
5, battery；6, lower platen；7, capillary；8, lower air cylinder；9, briquetting；10, bracing frame；11, on
Fixture block；12, lower fixture block；13, lower limit bit slice；15, upper limit bit slice；16, conveyer belt.
Detailed description of the invention
The automatic spot-welding device of a kind of battery electrode, fixes including workbench 1, battery
Mechanism 2, spot-welding mechanism, positioning and clamping mechanism, positioning and clamping mechanism includes two scalable folders being oppositely arranged
Holding block 3, two grip blocks 3 are driven flexible by two gripper cylinders 4 respectively, and battery fixing mechanism 2 is arranged on
Between two grip blocks 3；
Being fixed with the battery 5 of multiple setting on battery fixing mechanism 2, battery treats that welding electrode sets up；Spot welding
Many assembly weldings pin 7 that mechanism includes lower platen 6, is arranged on lower platen 6, many assembly weldings pin 7 and multiple batteries 5
One_to_one corresponding, and every assembly welding pin 7 is arranged on above the battery 5 of correspondence, telescoping mechanism pressed by lower platen 6 by down
Press under Dai Donging.In lower platen 6 pressed status, the battery electrode contact to be welded of capillary 7 and corresponding battery 5.
Every assembly welding pin 7 is two root bead pins, and during work, battery 5 is treated that welding electrode carries out spot welding by two root bead pins simultaneously.
Lower pressure telescoping mechanism includes what two lower air cylinders 8, respectively piston rod with two lower air cylinders 8 were connected
Two briquettings 9, two briquettings 9 are connected with lower platen 6 two ends respectively, and such structure ensure that lower platen 6
During pressure down steadily.Battery 5 number is the multiple of 8, such as 8,16,24 ....Described capillary
7 numbers and battery 5 number one_to_one corresponding, rectangular shaped arranges.
Piston rod at two gripper cylinders 4 stretches out state, and two grip blocks 3 withstand on battery respectively and fix machine
Structure two ends.Grip block 3 side is towards battery fixing mechanism, the opposite side of grip block 3 and gripper cylinder 4
Piston rod connects.Workbench 1 is provided with bracing frame 10, and lower air cylinder is connected on the upper end transverse arm of bracing frame.
Battery fixing mechanism includes that fixture block 11, lower fixture block 12, lower fixture block 12 are provided with multiple lower clamping hole,
Upper fixture block 11 is provided with multiple upper clamping hole, and multiple upper clamping holes are arranged with multiple lower clamping holes one_to_one corresponding；
Being extended with the lower limit bit slice 13 being arranged in lower clamping hole on lower fixture block 12, lower limit bit slice 13 is four, in
Four is angular distribution, is provided with gap between four lower limit bit slices 13；Battery 5 lower end is limited by four lower limit bit slices 13
Position, it is ensured that the mounting stability of battery 5 lower end.
Being extended with the upper limit bit slice 15 being arranged in clamping hole on upper fixture block 11, upper limit bit slice is four, in
Four is angular distribution, is provided with gap between four upper limit bit slices 15.Upper limit bit slice 15 is spacing to battery 5 upper end,
Ensure that battery 5 upper end mounting stability, the gap between four upper limit bit slices 15 facilitates capillary to treat battery
Welding electrode spot welding, battery fixing mechanism 2 is arranged on conveyer belt 16, and conveyer belt 16 is controlled to pass by controller
Send.Gripper cylinder, lower air cylinder are by controller control, and controller is PLC.Set below station
There is pressure transducer, when battery fixing mechanism is transported to the station below lower platen by conveyer belt, pressure sensing
Device collects battery fixing mechanism signal and sends controller to, and controller controls gripper cylinder action.
A kind of spot welding method of the automatic spot-welding device of battery electrode, method comprises the following steps:
A) by multiple batteries 5 erect be fixed on battery fixing mechanism, battery treat welding electrode set up and by
The clamping hole of upper fixture block 11 is exposed, and is sequentially placed on a moving belt by multiple battery fixing mechanisms 2；
B) system control conveyer belt 16 drives the station below first battery fixing mechanism 2 to lower platen 6
On, sandwich cylinder 4 drives two grip blocks 3 to eject, and is clamped in the two of battery fixing mechanism 2 respectively
End；
C) two lower air cylinder piston rods eject, drive lower platen press for 6 times, many assembly weldings pin 7 one_to_one corresponding with
Battery contact electrode to be welded；System, in the way of constantly repeating discharge and recharge, is controlled successively by multiplexer channel
Battery under every assembly welding pin being treated, welding electrode carries out electric discharge welding, and electrode discharge to be welded to battery welds every time
Time is less than 0.2 second；
D) battery on battery fixing mechanism all being put postwelding, lower platen rises, and conveyer belt drives battery solid
Determining mechanism to transmit, first battery fixing mechanism is removed, and system repeats above-mentioned action, solid to second battery
Determine the battery spot welding of mechanism.
Single capillary is changed the capillary group consistent with battery module to be welded arrangement into, under capillary during pressure once
Property clicks all batteries to be welded and treats on welding electrode, no longer has offset deviation, capillary repeatedly to click on battery and treats
The problems such as welding electrode.Gripper cylinder drives grip block to grip battery fixing mechanism, almost without any behaviour
Making difficulty and deviation, artificial participation is the lowest and simple does not has diversity, it is to avoid wrong weldering or weldering is bad etc. asks
Topic.After starting welding, system, in the way of constantly repeating discharge and recharge, is controlled successively to often by multiplexer channel
Battery under assembly welding pin treats that welding electrode carries out electric discharge welding, the every time deficiency of time percent needed for electric discharge welding
One second, i.e. lead to super-high-current and the most each battery being treated, welding electrode carries out spot welding, the most single to battery
Electrode spot welding to be welded ensure that effect that single welds, and the time of single welding is the shortest, to 20 batteries
Total time used by electrode spot welding to be welded is the shortest.Remove the impact such as charging interval and response speed, typically
Each weld interval being set to 0.3 second i.e. completes 3 batteries in one second and treats the spot welding of welding electrode, with tradition
Automatic welder(welding machine) several seconds welding speed once is compared, and efficiency is greatly improved.
Above in conjunction with accompanying drawing, the present invention is exemplarily described, it is clear that the present invention implements not by upper
State the restriction of mode, as long as have employed the various improvement that technical scheme is carried out, or the most improved directly
Scoop out for other occasion, all within protection scope of the present invention.
Claims (4)
1. the automatic spot-welding device of a battery electrode, it is characterised in that: include workbench, battery fixing mechanism,
Spot-welding mechanism, positioning and clamping mechanism, described positioning and clamping mechanism includes two scalable folders being oppositely arranged
Holding block, two grip blocks are driven flexible respectively by two gripper cylinders, and described battery fixing mechanism is arranged on
Between two grip blocks；
Being fixed with the battery of multiple setting on described battery fixing mechanism, battery treats that welding electrode sets up；
Many assembly weldings pin that described spot-welding mechanism includes lower platen, is arranged on lower platen, described many assembly weldings
Pin and multiple battery one_to_one corresponding, and every assembly welding pin is arranged on above the battery of correspondence, described lower platen by
Lower pressure telescoping mechanism is pressed under driving；
In lower platen pressed status, capillary electrode contact to be welded with the battery of corresponding battery；
The described telescoping mechanism of pressure down includes two lower air cylinders, respectively with the piston rod of two lower air cylinders even
Two briquettings connect, two described briquettings are connected with lower platen two ends respectively；
Piston rod at two gripper cylinders stretches out state, and two grip blocks withstand on described battery respectively and fix
Mechanism two ends.
The automatic spot-welding device of a kind of battery electrode the most according to claim 1, it is characterised in that: institute
The grip block side stated is connected towards battery fixing mechanism, the opposite side of grip block with the piston rod of gripper cylinder.
The automatic spot-welding device of a kind of battery electrode the most according to claim 1, it is characterised in that: institute
The battery fixing mechanism stated includes that fixture block, lower fixture block, described lower fixture block are provided with multiple lower clamping hole,
Described upper fixture block is provided with multiple upper clamping hole, and described multiple upper clamping hole is with multiple lower clamping holes one by one
It is correspondingly arranged；
Being extended with the lower limit bit slice being arranged in lower clamping hole on described lower fixture block, described lower limit bit slice is
Four, angular distribution in four, it is provided with gap between four lower limit bit slices；
Being extended with the upper limit bit slice being arranged in clamping hole on described upper fixture block, described upper limit bit slice is
Four, angular distribution in four, it is provided with gap between four upper limit bit slices.
The automatic spot-welding device of a kind of battery electrode the most according to claim 1, it is characterised in that: institute
The battery fixing mechanism stated is arranged on a moving belt, and described conveyer belt is controlled to transmit by controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610504653.2A CN105921869A (en) | 2016-06-30 | 2016-06-30 | Automatic spot welding device for battery electrodes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610504653.2A CN105921869A (en) | 2016-06-30 | 2016-06-30 | Automatic spot welding device for battery electrodes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105921869A true CN105921869A (en) | 2016-09-07 |
Family
ID=56830039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610504653.2A Pending CN105921869A (en) | 2016-06-30 | 2016-06-30 | Automatic spot welding device for battery electrodes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105921869A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107671478A (en) * | 2017-11-06 | 2018-02-09 | 常州瑞华新能源科技有限公司 | A kind of mould structure for being easy to assemble electrode |
| CN111618465A (en) * | 2020-05-25 | 2020-09-04 | 吴斌 | Diesel vehicle oil tank clamping and welding equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4119137A (en) * | 1975-10-02 | 1978-10-10 | General Battery Corporation | Automated post burn station |
| CN201493609U (en) * | 2009-08-19 | 2010-06-02 | 神讯电脑(昆山)有限公司 | Spot welding machine |
| CN102554538A (en) * | 2012-02-15 | 2012-07-11 | 杭州万好万家动力电池有限公司 | Welding fixture of full-automatic resistance welder for circular lithium ion battery |
| CN104589065A (en) * | 2013-10-31 | 2015-05-06 | 刘辉国 | Automatic point welding device for battery |
| CN102896415B (en) * | 2011-07-27 | 2015-09-30 | 松下能源(无锡)有限公司 | Localization tool and use the spot welding method of this tool |
-
2016
- 2016-06-30 CN CN201610504653.2A patent/CN105921869A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4119137A (en) * | 1975-10-02 | 1978-10-10 | General Battery Corporation | Automated post burn station |
| CN201493609U (en) * | 2009-08-19 | 2010-06-02 | 神讯电脑(昆山)有限公司 | Spot welding machine |
| CN102896415B (en) * | 2011-07-27 | 2015-09-30 | 松下能源(无锡)有限公司 | Localization tool and use the spot welding method of this tool |
| CN102554538A (en) * | 2012-02-15 | 2012-07-11 | 杭州万好万家动力电池有限公司 | Welding fixture of full-automatic resistance welder for circular lithium ion battery |
| CN104589065A (en) * | 2013-10-31 | 2015-05-06 | 刘辉国 | Automatic point welding device for battery |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107671478A (en) * | 2017-11-06 | 2018-02-09 | 常州瑞华新能源科技有限公司 | A kind of mould structure for being easy to assemble electrode |
| CN107671478B (en) * | 2017-11-06 | 2024-02-06 | 常州瑞华新能源科技有限公司 | Die structure convenient for assembling electrode |
| CN111618465A (en) * | 2020-05-25 | 2020-09-04 | 吴斌 | Diesel vehicle oil tank clamping and welding equipment |
| CN111618465B (en) * | 2020-05-25 | 2022-04-08 | 淮北冬傲信息技术有限公司 | Diesel vehicle oil tank clamping and welding equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160907 |
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| RJ01 | Rejection of invention patent application after publication |