CN105728890A - Current-carrying sheet welding machine - Google Patents
Current-carrying sheet welding machine Download PDFInfo
- Publication number
- CN105728890A CN105728890A CN201610296151.5A CN201610296151A CN105728890A CN 105728890 A CN105728890 A CN 105728890A CN 201610296151 A CN201610296151 A CN 201610296151A CN 105728890 A CN105728890 A CN 105728890A
- Authority
- CN
- China
- Prior art keywords
- welding
- current carrying
- electric shock
- bonding machine
- carrying lug
- 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
- B23K9/00—Arc welding or cutting
- B23K9/0026—Arc welding or cutting specially adapted for particular articles or work
-
- 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
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0211—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track
- B23K37/0229—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track the guide member being situated alongside the workpiece
-
- 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
- B23K37/0408—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work for planar work
-
- 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
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/24—Features related to electrodes
- B23K9/28—Supporting devices for electrodes
- B23K9/287—Supporting devices for electrode holders
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
-
- 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
- B23K2101/38—Conductors
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Resistance Welding (AREA)
Abstract
The invention relates to a current-carrying sheet welding machine, which comprises a welding element clamp and a welding robot, wherein the welding element clamp is movably arranged on a moving device, and is used for tightly clamping and fixing an assembly body to be welded; the end part of the welding robot is provided with an electric shock rod; the electric shock rod moves the welding assembly body under the effect of the welding robot. The welding element clamp is used for clamping and holding the assembly body to be welded; the electric shock rod moves to a position convenient for welding through being driven by the welding robot; the welding robot drives the electric shock rod to act so as to complete the welding; after the welding is completed, the retreating is performed under the effect of the moving device. The current-carrying sheet welding machine of the structure has the advantages that the automatic welding and processing requirements of the current-carrying sheet welding link are met, and the production quality and the production efficiency are improved.
Description
Technical field
The present invention relates to a kind of current carrying lug bonding machine, belong to battery production Final finishing technical field.
Background technology
Along with the fast development of clean energy resource and electric automobile industry, the application of battery is also more and more extensive, and especially the application on electric automobile of the column type aneroid battery is more and more universal.Such as tesla's specialized lithium battery, adopt several thousand joint 18650 battery cores and be assembled into special battery plate, carrying out the power resources as car load, and this mode is also substantially by accreditation in the industry and extensively use for reference.Therefore in the market battery is assembled the demand arranging processing increasing, market potential is bigger, and present stage automatic producing technology correspondingly and equipment be still in the research and development starting stage, cause that domestic market occurs the vacuum phase, therefore urgently the automatic technology of battery Final finishing production link breaks through, and forms the ability of continuous automatic production.
Wherein, the welding link of current carrying lug is a highly important link in production process, namely current carrying lug is attached to after the housing both sides of dress battery core form assembly 70 to be welded in upper current carrying lug link, this assembly 70 is as shown in Figure 1, it is necessary to assembly 70 is welded, thus the both positive and negative polarity by current carrying lug Yu battery core is welded to connect, welding traditional in industry generally adopts manual welding, inefficient, the quality of production is poor, mostly is small lot batch manufacture.And along with the progressively increasing of the market demand, traditional human weld's mode is difficult to meet processing request, urgent needs improves solution, it would be highly desirable to a kind of current carrying lug bonding machine, meets the demand of current carrying lug welding link automatic welding processing, improves the quality of production and production efficiency.
Summary of the invention
It is an object of the invention to provide a kind of current carrying lug bonding machine, it can meet the demand of current carrying lug welding link automatic welding processing, improves the quality of production and production efficiency.
It is an object of the invention to be achieved through the following technical solutions:
A kind of current carrying lug bonding machine, including:
Weldment fixture, weldment fixture is movably arranged on mobile device, and weldment fixture is for being fixedly clamped assembly to be welded；And
Welding robot, the end of welding robot is provided with electric shock baton, and electric shock baton is mobile assemble welding body under the effect of welding robot.
Further, weldment fixture includes base and is arranged on the clamping plate that the both sides of base do relative motion.
Further, base be arranged over liftable pressing plate, for pushing down assembly from above.
Further, base be connected with slide rail, clamping plate are arranged on the slide block of slide rail, and slide block moves along slide rail under the effect of cylinder.
Further, base is connected with two parallel slide rails, and each slide rail is respectively provided with two slide blocks, and two clamping plate are separately mounted to be positioned on the slide block of base the same side.
Further, the bottom of clamping plate is provided with actuating device, actuating device includes the central rotating shaft fixed, central rotating shaft is provided with rotating pivoted arm, the two ends of pivoted arm are hinged with linking arm relatively dorsad, the end of linking arm is provided with rotating connection dish, and two clamping plate are connected dish with two respectively and are rotationally connected；The piston rod of cylinder is connected with one of them Boards wall, in order to drive two clamping plate do in opposite directions or deviate from motion.
Further, the top of pressing plate is connected with lift cylinder, and lift cylinder lifting is arranged；The side of lift cylinder is also lifted with battery core apparatus for temporary storage, is used for keeping in battery core.
Further, the end of mobile device is correspondingly provided with mill electric shocking rod, mill electric shocking rod includes installing plate and housing, sand paper has been gripped between installing plate and housing, the end of installing plate is provided with bolt and tightens the latch of fixing housing, the basal sliding of installing plate plugs together in mounting groove, mounting groove be connected with through bolt, bolt abut installing plate.Mill electric shocking rod can realize Quick universal sand paper.
Further, welding robot is separately positioned on the both sides of mobile device, and the end of welding robot is provided with pressurization and chases after from mechanism, and the pressurization end chased after from mechanism is connected to electric shock baton mounting blocks, is used for installing electric shock baton.
Further, welding robot adopts Cartesian coordinate type three-axis robot, electric shock baton mounting blocks includes fixed block and the sliding shoe of movable dismounting, and sliding shoe and fixed block are slidably connected and pass through the screwed in place that tights a bolt, sliding shoe and fixed block activity pressure holding electric shock baton.Electric shock baton mounting blocks can realize quick-replaceable electric shock baton.
A kind of current carrying lug bonding machine of the present invention, including: weldment fixture, this weldment fixture is movably arranged on mobile device, and this weldment fixture is for being fixedly clamped assembly to be welded；And welding robot, the end of this welding robot is provided with electric shock baton, and this electric shock baton is mobile assemble welding body under the effect of welding robot.Adopting weldment clip to handle assembly to be welded, electric shock baton is moved to, in the drive of welding robot, the position being easy to welding, and welding robot drives electric shock baton action, thus completing welding, exits after having welded under the effect of mobile device again.The current carrying lug bonding machine of this structure, meets the demand of current carrying lug welding link automatic welding processing, improves the quality of production and production efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of assembly to be welded；
Fig. 2 is the perspective view in a kind of current carrying lug bonding machine one specific embodiment of the present invention；
Fig. 3 is the axonometric chart of welding robot in Fig. 2；
Fig. 4 is that in Fig. 3, pressurization chases after the structural representation from mechanism；
Fig. 5 is the structural representation of weldment fixture and mobile device in Fig. 2；
Fig. 6 is the explosive view of weldment fixture；
Fig. 7 is the structural representation bottom clamping plate；
Fig. 8 is the structural representation grinding electric shocking rod in Fig. 2；
Fig. 9 is the principle schematic of Fig. 2 center platen；
Figure 10 is the structural representation of battery core apparatus for temporary storage in Fig. 2.
Detailed description of the invention
Below according to drawings and Examples, the present invention is described in further detail.
As in figure 2 it is shown, a kind of current carrying lug bonding machine described in the embodiment of the present invention, including: weldment fixture 10, weldment fixture 10 is movably arranged on mobile device 20, the weldment fixture 10 assembly 70 for being fixedly clamped to be welded；And welding robot 30, the end of welding robot 30 is provided with electric shock baton 31, and electric shock baton 31 is mobile assemble welding body 70 under the effect of welding robot 30.Mobile device 20 is line rail.
As shown in figures 2 and 5, weldment fixture 10 includes base 11 and is arranged on the clamping plate 12 that the both sides of base 11 do relative motion, and the top of clamping plate 12 has the open slot 12a holding mechanical hand, and the bottom of clamping plate 12 has the through hole 12b at corresponding assembly position to be welded.
As in figure 2 it is shown, base 11 be arranged over liftable pressing plate 40, for pushing down assembly from above.
As shown in Figures 5 and 6, base 11 be connected with slide rail 13, clamping plate 12 are arranged on the slide block 14 of slide rail 13, and slide block 14 moves along slide rail 13 under the effect of cylinder 19.Base 11 is connected with two parallel slide rails 13, and each slide rail 13 is respectively provided with two slide blocks 14, and two clamping plate 12 are separately mounted to be positioned on the slide block 14 of base 11 the same side.The bottom of clamping plate 12 is provided with actuating device, actuating device includes the central rotating shaft 15 fixed, central rotating shaft 15 is provided with rotating pivoted arm 16, the two ends of pivoted arm 16 are hinged with linking arm 17 relatively dorsad, the end of linking arm 17 is provided with rotating connection dish 18, and two clamping plate 12 are connected dish 18 with two respectively and are rotationally connected；The piston rod of cylinder 19 is fixed with one of them clamping plate 12 and is connected, in order to drive two clamping plate 12 do in opposite directions or deviate from motion.
In in the present embodiment, shown in Fig. 5, Fig. 6 and Fig. 7, clamping plate 12 are arranged to the form of convenient dismounting, are arranged on clamping plate mounting seat 12c, and the bottom of clamping plate mounting seat 12c is provided with and is connected the circular groove 121 that dish 18 matches.Certain clamping plate 12 can also be provided directly as the integral form of band, and the present embodiment repeats no more.
As shown in Fig. 2, Fig. 9 and Figure 10, the top of pressing plate 40 is connected with lift cylinder 41, and lift cylinder 41 lifting is arranged；The side of lift cylinder 41 is also lifted with battery core apparatus for temporary storage 42, is used for keeping in battery core.
As shown in Figure 8, the end of mobile device 20 is correspondingly provided with mill electric shocking rod 50, mill electric shocking rod 50 includes installing plate 51 and housing 52, sand paper 53 has been gripped between installing plate 51 and housing 52, the end of installing plate 51 is provided with bolt and tightens the latch 54 of fixing housing, the basal sliding of installing plate 51 plugs together in mounting groove 55, mounting groove 55 be connected with through bolt 56, bolt 56 abuts installing plate 51.Mill electric shocking rod can realize Quick universal sand paper.
As shown in Figures 3 and 4, welding robot 30 is separately positioned on the both sides of mobile device 20, and the end of welding robot 30 is provided with pressurization and chases after from mechanism 32, and the pressurization end chased after from mechanism 32 is connected to electric shock baton mounting blocks 60, is used for installing electric shock baton 31.In the present embodiment, this pressurization chases after and adopts brand to be SEIWA, model be the pressurization of VTW-S to chase after from mechanism from mechanism.
As shown in Figures 3 and 4, in the present embodiment, welding robot adopts Cartesian coordinate type three-axis robot, electric shock baton mounting blocks 60 includes the sliding shoe 62 of fixed block 61 and movable dismounting, sliding shoe 62 and fixed block 61 are slidably connected and pass through 63 screwed in place that tight a bolt, sliding shoe 62 and fixed block 61 activity pressure holding electric shock baton 31.Electric shock baton mounting blocks can realize quick-replaceable electric shock baton.
The foregoing is only explanation embodiments of the present invention; be not limited to the present invention, for a person skilled in the art, all within the spirit and principles in the present invention; any amendment of being made, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (10)
1. a current carrying lug bonding machine, it is characterised in that including:
Weldment fixture, described weldment fixture is movably arranged on mobile device, and described weldment fixture is for being fixedly clamped assembly to be welded；And
Welding robot, the end of described welding robot is provided with electric shock baton, and described electric shock baton is mobile under the effect of described welding robot welds described assembly.
2. current carrying lug bonding machine as claimed in claim 1, it is characterised in that described weldment fixture includes base and is arranged on the clamping plate that the both sides of described base do relative motion.
3. current carrying lug bonding machine as claimed in claim 2, it is characterised in that described base be arranged over liftable pressing plate, for pushing down described assembly from above.
4. current carrying lug bonding machine as claimed in claim 3, it is characterised in that described base be connected with slide rail, described clamping plate are arranged on the slide block of described slide rail, and described slide block moves along described slide rail under the effect of described cylinder.
5. current carrying lug bonding machine as claimed in claim 4, it is characterised in that described base is connected with two parallel slide rails, and each slide rail is respectively provided with two slide blocks, and two clamping plate are separately mounted to be positioned on the slide block of described base the same side.
6. current carrying lug bonding machine as claimed in claim 5, it is characterized in that, the bottom of described clamping plate is provided with actuating device, described actuating device includes the central rotating shaft fixed, described central rotating shaft is provided with rotating pivoted arm, the two ends of described pivoted arm are hinged with linking arm relatively dorsad, and the end of described linking arm is provided with rotating connection dish, and two clamping plate are connected dish with two respectively and are rotationally connected；The piston rod of described cylinder is connected with one of them Boards wall, in order to drive two clamping plate do in opposite directions or deviate from motion.
7. the current carrying lug bonding machine as described in any one of claim 3 to 6, it is characterised in that the top of described pressing plate is connected with lift cylinder, the lifting of described lift cylinder is arranged；The side of described lift cylinder is also lifted with battery core apparatus for temporary storage, is used for keeping in battery core.
8. current carrying lug bonding machine as claimed in claim 1, it is characterized in that, the end of described mobile device is correspondingly provided with mill electric shocking rod, described mill electric shocking rod includes installing plate and housing, having gripped sand paper between described installing plate and housing, the end of described installing plate is provided with bolt and tightens the latch of fixing described housing, and the basal sliding of described installing plate plugs together in mounting groove, described mounting groove be connected with through bolt, described bolt abut described installing plate.
9. current carrying lug bonding machine as claimed in claim 1, it is characterized in that, described welding robot is separately positioned on the both sides of described mobile device, the end of described welding robot is provided with pressurization and chases after from mechanism, described pressurization chases after the end from mechanism and is connected to electric shock baton mounting blocks, is used for installing described electric shock baton.
10. current carrying lug bonding machine as claimed in claim 9, it is characterized in that, described welding robot adopts Cartesian coordinate type three-axis robot, described electric shock baton mounting blocks includes fixed block and the sliding shoe of movable dismounting, described sliding shoe and described fixed block are slidably connected and pass through the screwed in place that tights a bolt, described sliding shoe and electric shock baton described in described fixed block activity pressure holding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610296151.5A CN105728890A (en) | 2016-05-08 | 2016-05-08 | Current-carrying sheet welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610296151.5A CN105728890A (en) | 2016-05-08 | 2016-05-08 | Current-carrying sheet welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105728890A true CN105728890A (en) | 2016-07-06 |
Family
ID=56288107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610296151.5A Pending CN105728890A (en) | 2016-05-08 | 2016-05-08 | Current-carrying sheet welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105728890A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108615926A (en) * | 2018-06-28 | 2018-10-02 | 苏州巨智能装备有限公司 | Battery core module and side panel attaching device and battery core module side panel welding robot |
| CN109317820A (en) * | 2018-11-30 | 2019-02-12 | 格林美（武汉）新能源汽车服务有限公司 | A kind of current-carrying welding device |
| CN109514117A (en) * | 2018-11-30 | 2019-03-26 | 格林美（武汉）新能源汽车服务有限公司 | A kind of battery current-carrying welding device |
| CN109546199A (en) * | 2018-11-30 | 2019-03-29 | 格林美（武汉）新能源汽车服务有限公司 | A kind of battery core module pretreatment system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US3769486A (en) * | 1972-05-01 | 1973-10-30 | D & W Rankin Mfg Co | Automatic dredge pump rebuilder |
| JPS5881574A (en) * | 1981-12-21 | 1983-05-16 | Shin Meiwa Ind Co Ltd | Welding robot |
| CN102009254A (en) * | 2010-05-20 | 2011-04-13 | 杭州欣诚祥机电技术有限公司 | Automatic straight pipe flange welding machine |
| CN102294540A (en) * | 2010-06-23 | 2011-12-28 | 小原株式会社 | Equalizing mechanism of welding apparatus |
| CN103658955A (en) * | 2012-09-26 | 2014-03-26 | 天宇通讯科技(昆山)有限公司 | Battery pack automatic spot welding system |
| CN203738267U (en) * | 2014-02-20 | 2014-07-30 | 天津三宇车体制造有限公司 | Automatic welding device |
| CN105537835A (en) * | 2016-02-01 | 2016-05-04 | 东莞市奥海电源科技有限公司 | Automatic battery core spot welding device and automatic spot welding method thereof |
| CN205629624U (en) * | 2016-05-08 | 2016-10-12 | 无锡奥特维智能装备有限公司 | Current -carrying chip bonding machine |
-
2016
- 2016-05-08 CN CN201610296151.5A patent/CN105728890A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3769486A (en) * | 1972-05-01 | 1973-10-30 | D & W Rankin Mfg Co | Automatic dredge pump rebuilder |
| JPS5881574A (en) * | 1981-12-21 | 1983-05-16 | Shin Meiwa Ind Co Ltd | Welding robot |
| CN102009254A (en) * | 2010-05-20 | 2011-04-13 | 杭州欣诚祥机电技术有限公司 | Automatic straight pipe flange welding machine |
| CN102294540A (en) * | 2010-06-23 | 2011-12-28 | 小原株式会社 | Equalizing mechanism of welding apparatus |
| CN103658955A (en) * | 2012-09-26 | 2014-03-26 | 天宇通讯科技(昆山)有限公司 | Battery pack automatic spot welding system |
| CN203738267U (en) * | 2014-02-20 | 2014-07-30 | 天津三宇车体制造有限公司 | Automatic welding device |
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| CN205629624U (en) * | 2016-05-08 | 2016-10-12 | 无锡奥特维智能装备有限公司 | Current -carrying chip bonding machine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108615926A (en) * | 2018-06-28 | 2018-10-02 | 苏州巨智能装备有限公司 | Battery core module and side panel attaching device and battery core module side panel welding robot |
| CN108615926B (en) * | 2018-06-28 | 2024-04-16 | 苏州巨一智能装备有限公司 | Battery cell module and side panel attaching device and battery cell module side panel welding robot |
| CN109317820A (en) * | 2018-11-30 | 2019-02-12 | 格林美（武汉）新能源汽车服务有限公司 | A kind of current-carrying welding device |
| CN109514117A (en) * | 2018-11-30 | 2019-03-26 | 格林美（武汉）新能源汽车服务有限公司 | A kind of battery current-carrying welding device |
| CN109546199A (en) * | 2018-11-30 | 2019-03-29 | 格林美（武汉）新能源汽车服务有限公司 | A kind of battery core module pretreatment system |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20160706 |