CN113927164B - Aluminum-shell battery flexible connection laser welding device - Google Patents
Aluminum-shell battery flexible connection laser welding device Download PDFInfo
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- CN113927164B CN113927164B CN202111542959.4A CN202111542959A CN113927164B CN 113927164 B CN113927164 B CN 113927164B CN 202111542959 A CN202111542959 A CN 202111542959A CN 113927164 B CN113927164 B CN 113927164B
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- 238000003466 welding Methods 0.000 title claims abstract description 95
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 16
- 230000008878 coupling Effects 0.000 claims abstract description 6
- 238000010168 coupling process Methods 0.000 claims abstract description 6
- 238000005859 coupling reaction Methods 0.000 claims abstract description 6
- 238000004140 cleaning Methods 0.000 claims description 21
- 239000011248 coating agent Substances 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 11
- 238000001125 extrusion Methods 0.000 claims description 11
- 241000447495 Equulites leuciscus Species 0.000 claims description 10
- 238000009413 insulation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 15
- 230000008569 process Effects 0.000 description 11
- 239000012535 impurity Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000012634 fragment Substances 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/16—Removal of by-products, e.g. particles or vapours produced during treatment of a 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
- H01M50/117—Inorganic material
- H01M50/119—Metals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/155—Lids or covers characterised by the material
- H01M50/157—Inorganic material
- H01M50/159—Metals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
- H01M50/169—Lids or covers characterised by the methods of assembling casings with lids by welding, brazing or soldering
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a flexible connection laser welding device for an aluminum shell battery, and relates to the technical field of battery welding. This aluminum hull battery flexible coupling laser welding device, which comprises a bod, support frame fixedly connected with arm is passed through on the top of organism, fixedly connected with laser welding head on the arm, the bottom center department fixedly connected with rotating electrical machines of organism puts into the inside of supporting the base with the shell and the apron of battery in proper order, carries out the pre-welding location to the battery through the pre-welding subassembly, and the hydraulic stem descends, and through the isolated magnetic force of the difference in height that changes first magnetic part and second magnetic part, make the arc align the board and support the contact department of shell and apron to align shell and apron, drive laser welding head through the arm simultaneously and carry out the pre-welding to shell and apron welding department each welding all around a bit, improve the welded quality, avoid the condition of welding dislocation.
Description
Technical Field
The invention relates to the technical field of battery welding, in particular to a flexible connection laser welding device for an aluminum shell battery.
Background
At present, the welding of the aluminum battery shell and the aluminum battery cover is carried out by adopting special aluminum shell welding equipment, the price of equipment for replacing is higher, and the requirement of the equipment on the quality of materials for manufacturing the battery shell is very strict, so that the cost of the battery shell is also very high; in the prior art, in the laser welding process of an aluminum battery shell and an aluminum battery cover, because the cover plate and the shell are easy to be dislocated, and the dislocation is large, the flatness is poor, the welding quality is influenced, the heat of the laser welding is high, a sealing gasket on the battery cover is influenced by heat, the sealing performance is reduced, and when the sealing gasket is reduced below a required value, the battery capacity is low, the internal resistance is large, and even a short circuit is caused.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a flexible connection laser welding device for an aluminum-shell battery, which solves the problems that in the laser welding process, the flatness is poor and the welding quality is influenced because the cover plate and the shell are easy to be dislocated and the dislocation is large.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
a flexible connection laser welding device for aluminum shell batteries comprises a machine body, wherein the top end of the machine body is fixedly connected with an mechanical arm through a support frame, a laser welding head is fixedly connected onto the mechanical arm, a rotating motor is fixedly connected to the center of the bottom of the machine body, a driving end of the rotating motor is fixedly connected with a rotating seat, the inner wall of the rotating seat is rotatably connected with the bottom end of the mechanical arm, a plurality of annular and uniformly distributed supporting bases are fixedly connected to the outer wall of the rotating seat, a pre-welding assembly is embedded and connected to the top of the machine body and the position corresponding to the supporting bases, the pre-welding assembly comprises a hydraulic rod, a connecting plate is fixedly connected to the driving end of the hydraulic rod, a clamping frame is fixedly connected below the connecting plate through an arc-shaped frame, a clamping plate is rotatably connected to the center of the side wall of the clamping frame through a rotating shaft, and a first magnetic part is embedded and connected to the bottom of the clamping plate, the top end of the clamping plate is fixedly connected with an extrusion strip, the extrusion strip is fixedly connected with the clamping frame, the bottom end of the connecting plate is fixedly connected with a first telescopic rod, the bottom end of the first telescopic rod is fixedly connected with a magnetic insulation seat, the side wall of the magnetic insulation seat is embedded and connected with a second magnetic part, and an arc-shaped alignment plate is fixedly connected to one side of the clamping plate and the position corresponding to the second magnetic part; first magnetic part and second magnetic part keep the horizontal form and distribute, make the grip block rotate to the outside through the magnetic repulsion of the two, put into the inside of supporting the base with the shell and the apron of battery in proper order, carry out the pre-weld location to the battery through the pre-weld subassembly, the hydraulic stem descends, make the second magnetic part support the apron and keep unchangeable, through the difference in height that changes first magnetic part and second magnetic part and through the isolated magnetic force of aluminium system shell, the grip block makes the arc align the board and supports the contact department of shell and apron under the elastic force of extrusion strip, thereby align shell and apron, drive laser welding head through the arm simultaneously and weld a bit all around with the apron welding department, after the pre-weld is accomplished, the pre-weld subassembly shifts up, later to shell and apron welding department final welding, welding's quality is improved, avoid the condition of welding dislocation.
Preferably, the arc aligns and is equipped with on the board and runs through the mouth, the one side of running through the mouth is equipped with the stripper plate, the center department fixedly connected with second telescopic link of stripper plate, and the one end and the arc of second telescopic link align board fixed connection, fixedly connected with elastic support bar on the second telescopic link, and elastic support bar and stripper plate fixed connection, when the arc aligns board and the battery contact, the stripper plate atress aligns the removal of board department to the arc.
Preferably, the top that the arc aligns the board is equipped with rotatory installing port, the inside of rotatory installing port is rotated through the pivot and is connected with the holding down plate, the below sliding connection of holding down plate has the connecting piece, and connecting piece and stripper plate fixed connection, and the stripper plate promotes the holding down plate corotation through the connecting piece and pushes down in the top of apron, avoids the apron to rock in the pre-welding process to improve welding quality.
Preferably, the bottom of the supporting base is provided with an opening, the bottom of the machine body is fixedly connected with a plurality of fans which are distributed in an annular mode, and the fans are located under the supporting base.
Preferably, support the inside below fixedly connected with piece inoxidizing coating of base, and the piece inoxidizing coating is located the fan directly over, arc piece fixedly connected with third telescopic link is passed through at the top of piece inoxidizing coating, the top fixedly connected with backup pad of third telescopic link, inside the cooling air current that the fan produced got into through the piece inoxidizing coating and supports the base, cooled off the battery, and the air current blows simultaneously and supports the inside welded impurity of base and drop by open-ended edge, avoids the piece to drop in the inside of fan, and the shell inserts and supports the inside placing in the backup pad of base.
Preferably, the inside lateral wall of support base rotates through the pivot and is connected with the mounting, the one end fixed connection elasticity of mounting resets the strip, and elasticity resets the strip and support base fixed connection, the top of mounting is equipped with the push frame, and pushes away a fixed mounting in the below of backup pad, makes the push frame push down through battery case's weight, and the top that pushes away the mounting removes to battery case department to fix battery case in the inside of supporting the base, drive battery case position when avoiding the pre-welded subassembly to shift up simultaneously and take place the skew.
Preferably, the center department of backup pad is equipped with the slip mouth, the inside sliding connection of slip mouth has the clearance subassembly, the clearance subassembly is including the clearance room, the lateral wall of clearance room is equipped with the clearance mouth, the bottom fixed connection elastic component of clearance room, and elastic component and backup pad fixed connection, the slip mouth is stretched out to the clearance room under the elastic force of elastic component, and the air current of fan clears up the welding impurity of backup pad top through the clearance mouth, avoids impurity to pile up and causes the shell slope to place, and when the shell was placed in the backup pad, the clearance room atress contracts to the inside of slip mouth simultaneously.
Preferably, the inside of the cleaning chamber and the position corresponding to the center of the cleaning port are rotatably connected with an air deflector, the bottom of the air deflector is fixedly connected with a limiting strip, the center of the cleaning chamber is rotatably connected with a rotating impeller, a wind direction adjusting plate is fixedly connected above the rotating impeller, the rotating impeller is driven to rotate when air flows, the rotating speed of the rotating impeller is lower than that of a fan due to weakening of wind force in the flowing process of the wind force, the wind direction adjusting plate intermittently pushes the air deflector to rotate, and the wind direction adjusting plate returns to the original position through the elastic force of the limiting strip, so that the spraying direction of air flow at the cleaning port is guided, the coverage range of the air flow is improved, the cleaning dead angle is avoided, and the cleaning effect is improved.
(III) advantageous effects
The invention provides an aluminum shell battery flexible connection laser welding device which has the following beneficial effects:
(one), this aluminum hull battery flexible coupling laser welding device, put into the inside of supporting the base with the shell and the apron of battery in proper order, weld the location in advance to the battery through the pre-welding subassembly, the hydraulic stem descends, isolated magnetic force of difference in height through changing first magnetic part and second magnetic part, make the arc align the board and support the contact department of shell and apron, thereby align shell and apron, drive laser welding head through the arm simultaneously and weld the welding a bit in advance to shell and apron welding department all around, after the pre-welding is accomplished, the pre-welding subassembly shifts up, finally weld shell and apron welding department afterwards, improve the welded quality, avoid the condition of welding dislocation.
(II), this aluminum hull battery flexible coupling laser welding device, when the arc aligns board and battery contact, the stripper plate atress aligns board department to the arc and removes, makes the holding down plate rotatory downwards and pushes down in the top of apron, makes shell and apron tightly closed, avoids the apron to rock in the welding process in advance to improve welding quality.
(III), this aluminum hull battery flexible coupling laser welding device makes the pushing frame push down through battery case's weight, and the top that promotes the mounting removes to battery case department to fix battery case in the inside that supports the base, drive battery case position when avoiding welding assembly to shift up in advance simultaneously and take place the skew.
(IV), this aluminum hull battery flexible coupling laser welding device, the sliding opening is stretched out under the elastic force of elastic component to the clearance room, it is rotatory through driving rotatory impeller when the welding impurity of clearance mouth to the backup pad top is cleared up the circulation of air current, it is rotatory to make wind direction regulating plate intermittent type nature promote the aviation baffle, and the elastic force through spacing restores the normal position, thereby the blowout direction of guide clearance mouth department air current, improve the coverage of air current, avoid clearing up the dead angle, improve the clearance effect.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side view of the overall structure of the present invention;
FIG. 3 is a schematic view of a pre-welded assembly according to the present invention;
FIG. 4 is a schematic view of an arc-shaped alignment plate structure according to the present invention;
FIG. 5 is a schematic view of a support base structure according to the present invention;
FIG. 6 is a cross-sectional view of the support base structure of the present invention;
FIG. 7 is a schematic view of a cleaning assembly according to the present invention.
In the figure: 1. a body; 2. a mechanical arm; 3. a laser welding head; 4. a rotating electric machine; 5. a rotating base; 6. a support base; 61. a debris protective layer; 62. a third telescopic rod; 63. a support plate; 64. a fixing member; 65. an elastic reset bar; 66. a pushing frame; 7. pre-welding the components; 71. a hydraulic lever; 72. a connecting plate; 73. a clamping frame; 74. a clamping plate; 75. a first magnetic member; 76. extruding the strip; 77. a first telescopic rod; 78. a second magnetic member; 79. an arc alignment plate; 791. a pressing plate; 792. a second telescopic rod; 793. an elastic support bar; 794. a lower pressing plate; 795. a connecting member; 8. a fan; 9. cleaning the assembly; 91. a cleaning chamber; 92. cleaning the opening; 93. an elastic member; 94. an air deflector; 95. a limiting strip; 96. rotating the impeller; 97. a wind direction adjusting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 7, the present invention provides a technical solution: a flexible connection laser welding device for aluminum-shell batteries comprises a machine body 1, wherein the top end of the machine body 1 is fixedly connected with a mechanical arm 2 through a support frame, a laser welding head 3 is fixedly connected onto the mechanical arm 2, a rotating motor 4 is fixedly connected to the center of the bottom of the machine body 1, the driving end of the rotating motor 4 is fixedly connected with a rotating seat 5, the inner wall of the rotating seat 5 is rotatably connected with the bottom end of the mechanical arm 2, the outer wall of the rotating seat 5 is fixedly connected with a plurality of annular uniformly-distributed supporting bases 6, a pre-welding assembly 7 is embedded and connected to the top of the machine body 1 and the position corresponding to the supporting bases 6, the pre-welding assembly 7 comprises a hydraulic rod 71, the driving end of the hydraulic rod 71 is fixedly connected with a connecting plate 72, a clamping frame 73 is fixedly connected below the connecting plate 72 through an arc-shaped frame, and a clamping plate 74 is rotatably connected to the center of the side wall of the clamping frame 73 through a rotating shaft, the bottom of the clamping plate 74 is embedded and connected with a first magnetic part 75, the top end of the clamping plate 74 is fixedly connected with an extrusion strip 76, the extrusion strip 76 is fixedly connected with the clamping frame 73, the bottom end of the connecting plate 72 is fixedly connected with a first telescopic rod 77, the bottom end of the first telescopic rod 77 is fixedly connected with a magnetic insulating seat, the side wall of the magnetic insulating seat is embedded and connected with a second magnetic part 78, one side of the clamping plate 74 is fixedly connected with an arc-shaped aligning plate 79 corresponding to the second magnetic part 78, the first magnetic part 75 and the second magnetic part 78 are horizontally distributed, the clamping plate 74 is rotated outwards through the magnetic repulsion force of the two parts, the shell and the cover plate of the battery are sequentially placed in the supporting base 6, the battery is pre-welded and positioned through the pre-welding component 7, the hydraulic rod 71 descends, the second magnetic part 78 is abutted against the cover plate and is kept unchanged, and the magnetic force is isolated by changing the height difference between the first magnetic part 75 and the second magnetic part 78, the clamping plate 74 makes the arc aligning plate 79 abut against the contact position of the shell and the cover plate under the elastic force of the extrusion strip 76, so that the shell and the cover plate are aligned, meanwhile, the mechanical arm 2 drives the laser welding head 3 to weld a point around the welding position of the shell and the cover plate, after the pre-welding is completed, the pre-welding assembly 7 moves upwards, and then the shell and the welding position of the cover plate are finally welded, so that the welding quality is improved, and the welding dislocation is avoided.
Be equipped with on the arc aligns the board 79 and runs through the mouth, the one side of running through the mouth is equipped with stripper plate 791, stripper plate 791's center department fixedly connected with second telescopic link 792, and the one end of second telescopic link 792 aligns board 79 fixed connection with the arc, fixed connection elastic support strip 793 on the second telescopic link 792, and elastic support strip 793 and stripper plate 791 fixed connection, when the arc aligns board 79 and battery contact, stripper plate 791 atress aligns board 79 department and removes to the arc.
The top that the arc aligns board 79 is equipped with rotatory installing port, the inside of rotatory installing port is rotated through the pivot and is connected with holding down plate 794, holding down plate 794's below sliding connection has connecting piece 795, and connecting piece 795 and stripper plate 791 fixed connection, and stripper plate 791 promotes holding down plate 794 downward rotation through connecting piece 795 and pushes down in the top of apron, avoids the apron to rock at the pre-welding in-process to improve welding quality.
The bottom of supporting base 6 is equipped with the opening, the bottom fixedly connected with of organism 1 has a plurality of fans 8 of cyclic annular distribution, and fan 8 is located supporting base 6 under.
Support inside below fixedly connected with piece inoxidizing coating 61 of base 6, and piece inoxidizing coating 61 is located fan 8 directly over, arc piece fixedly connected with third telescopic link 62 is passed through at the top of piece inoxidizing coating 61, the top fixedly connected with backup pad 63 of third telescopic link 62, inside the cooling air current that fan 8 produced got into support base 6 through piece inoxidizing coating 61, cools off the battery, and the air current blows the inside welded impurity of support base 6 simultaneously and drops by open-ended edge, avoids the piece to drop in the inside of fan 8, and the shell inserts and supports that base 6 is inside to be placed in backup pad 63.
Support the inside lateral wall of base 6 and rotate through the pivot and be connected with mounting 64, the one end fixedly connected with elasticity of mounting 64 resets strip 65, and elasticity resets strip 65 and support base 6 fixed connection, the top of mounting 64 is equipped with push frame 66, and pushes away frame 66 fixed mounting in the below of backup pad 63, and weight through battery case makes push frame 66 push down, and the top that pushes away mounting 64 removes to battery case department to fix the inside at support base 6 with battery case, drive battery case position when avoiding welding assembly 7 to move up simultaneously and take place the skew.
The center department of backup pad 63 is equipped with the slip mouth, the inside sliding connection of slip mouth has clearance subassembly 9, clearance subassembly 9 is including clearance room 91, the lateral wall of clearance room 91 is equipped with clearance mouth 92, the bottom fixed connection elastic component 93 of clearance room 91, and elastic component 93 and backup pad 63 fixed connection, the slip mouth is stretched out to clearance room 91 under the elastic force of elastic component 93, and the air current of fan 8 clears up the welding impurity of backup pad 63 top through clearance mouth 92, avoids impurity to pile up and causes the shell slope to place, and when the shell was placed in backup pad 63, clearance room 91 atress shrink to the inside of slip mouth simultaneously.
The cleaning chamber 91 is internally and rotatably connected with an air deflector 94 corresponding to the center of the cleaning port 92, the bottom of the air deflector 94 is fixedly connected with a limiting strip 95, the center of the cleaning chamber 91 is rotatably connected with a rotating impeller 96, a wind direction adjusting plate 97 is fixedly connected above the rotating impeller 96, air flow drives the rotating impeller 96 to rotate, in addition, the wind force is weakened in the flowing process of the wind force, so that the rotating speed of the rotating impeller 96 is lower than that of the fan 8, the wind direction adjusting plate 97 intermittently pushes the air deflector 94 to rotate, the original position is restored through the elastic force of the limiting strip 95, and the wind direction adjusting plate 97 is matched with the air deflector 94, so that the spraying direction of the air flow at the cleaning port 92 is guided, the coverage range of the air flow is improved, the cleaning dead angle is avoided, and the cleaning effect is improved.
When the battery pre-welding device works, a shell and a cover plate of a battery are sequentially placed inside a supporting base 6, the battery is pre-welded and positioned through a pre-welding assembly 7, a hydraulic rod 71 descends to enable a second magnetic part 78 to abut against the cover plate to be kept unchanged, the magnetic force is isolated by changing the height difference between a first magnetic part 75 and the second magnetic part 78, an arc-shaped aligning plate 79 abuts against the contact position of the shell and the cover plate through a clamping plate 74 under the elastic force of an extrusion strip 76, so that the shell and the cover plate are aligned, meanwhile, a laser welding head 3 is driven by a mechanical arm 2 to weld points on the periphery of the welding position of the shell and the cover plate, after the pre-welding is completed, the pre-welding assembly 7 moves upwards, then the welding position of the shell and the cover plate is finally welded, the welding quality is improved, the welding dislocation condition is avoided, then a rotary motor 4 drives the processed battery to rotate away from the laser welding head 3, and when the arc-shaped aligning plate 79 is contacted with the battery, the extrusion plate 791 is stressed to move towards the arc-shaped alignment plate 79, the extrusion plate 791 pushes the lower pressing plate 794 to rotate downwards to be pressed above the cover plate through the connecting piece 795, the cover plate is prevented from shaking in the pre-welding process, welding quality is improved, cooling airflow generated by the fan 8 enters the inside of the supporting base 6 through the fragment protective layer 61 to cool the battery, meanwhile, impurities welded inside the supporting base 6 are blown by the airflow to fall from the edge of the opening, the fragments are prevented from falling inside the fan 8, the shell is inserted into the supporting base 6 and placed on the supporting plate 63, the pushing frame 66 is pressed downwards through the weight of the battery shell, the top of the fixing piece 64 is pushed to move towards the battery shell, so that the battery shell is fixed inside the supporting base 6, meanwhile, the situation that the battery shell is driven to shift when the pre-welding assembly 7 moves upwards is avoided, the cleaning chamber 91 extends out of the sliding opening under the elastic force of the elastic piece 93, the air current of fan 8 clears up the welding impurity of backup pad 63 top through clearance mouth 92, avoid impurity to pile up and cause the shell slope to place, simultaneously when the shell is placed in backup pad 63, clearance room 91 atress shrink to the inside of sliding opening, the air current is rotatory through driving rotary impeller 96, and wind-force weakens the speed that makes rotary impeller 96 rotational speed be less than fan 8 among the wind-force flow process, make wind direction regulating plate 97 intermittent type nature promote aviation baffle 94 rotatory, and the elastic force through spacing strip 95 resumes the normal position and passes through wind direction regulating plate 97 cooperation aviation baffle 94, thereby guide the blowout direction of clearance mouth 92 air current, improve the coverage of air current, avoid clearing up the dead angle, improve the clearance effect.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an aluminum hull battery flexible coupling laser welding device, includes organism (1), support frame fixedly connected with arm (2) is passed through on the top of organism (1), fixedly connected with laser welder head (3) are gone up in arm (2), fixedly connected with rotating electrical machines (4) are located at the bottom center of organism (1), the drive end fixedly connected with roating seat (5) of rotating electrical machines (4), and the inner wall of roating seat (5) is rotated with the bottom of arm (2) and is connected its characterized in that: the outer wall of the rotating seat (5) is fixedly connected with a plurality of supporting bases (6) which are uniformly distributed in an annular mode, and a pre-welding assembly (7) is embedded and connected at the top of the machine body (1) and corresponding to the supporting bases (6);
the pre-welding assembly (7) comprises a hydraulic rod (71), the driving end of the hydraulic rod (71) is fixedly connected with a connecting plate (72), a clamping frame (73) is fixedly connected below the connecting plate (72) through an arc-shaped frame, the center of the side wall of the clamping frame (73) is rotationally connected with a clamping plate (74) through a rotating shaft, the bottom of the clamping plate (74) is embedded and connected with a first magnetic part (75), the top end of the clamping plate (74) is fixedly connected with an extrusion strip (76), the extrusion strip (76) is fixedly connected with the clamping frame (73), the bottom end of the connecting plate (72) is fixedly connected with a first telescopic rod (77), the bottom end of the first telescopic rod (77) is fixedly connected with a magnetic insulation seat, the side wall of the magnetic insulation seat is embedded and connected with a second magnetic part (78), an arc-shaped alignment plate (79) is fixedly connected to one side of the clamping plate (74) and corresponds to the second magnetic piece (78).
2. The aluminum-shell battery flexible connection laser welding device according to claim 1, characterized in that: be equipped with on arc alignment board (79) and run through the mouth, the one side of running through the mouth is equipped with stripper plate (791), fixedly connected with second telescopic link (792) is located at the center of stripper plate (791), and the one end and the arc alignment board (79) fixed connection of second telescopic link (792), fixed connection elastic support strip (793) is gone up in second telescopic link (792), and elastic support strip (793) and stripper plate (791) fixed connection.
3. The aluminum-shell battery flexible connection laser welding device according to claim 2, characterized in that: the top of arc alignment board (79) is equipped with rotatory installing port, the inside of rotatory installing port is rotated through the pivot and is connected with holding down plate (794), the below sliding connection of holding down plate (794) has connecting piece (795), and connecting piece (795) and stripper plate (791) fixed connection.
4. The aluminum-shell battery flexible connection laser welding device according to claim 1, characterized in that: the bottom of supporting base (6) is equipped with the opening, the bottom fixedly connected with of organism (1) a plurality of fans (8) that the ring form distributes, and fan (8) are located and support under base (6).
5. The aluminum-shell battery flexible connection laser welding device according to claim 4, characterized in that: support inside below fixedly connected with piece inoxidizing coating (61) of base (6), and piece inoxidizing coating (61) are located fan (8) directly over, arc piece fixedly connected with third telescopic link (62) is passed through at the top of piece inoxidizing coating (61), top fixedly connected with backup pad (63) of third telescopic link (62).
6. The aluminum-shell battery flexible connection laser welding device according to claim 5, characterized in that: the utility model discloses a support base, including support base (6), one end fixed connection elastic reset strip (65), support base (6), the inside lateral wall of base (6) is connected with mounting (64) through the pivot rotation, the one end fixed connection elastic reset strip (65) of mounting (64), and elastic reset strip (65) with support base (6) fixed connection, the top of mounting (64) is equipped with and pushes away frame (66), and pushes away frame (66) fixed mounting in the below of backup pad (63).
7. The aluminum-shell battery flexible connection laser welding device according to claim 6, characterized in that: the center department of backup pad (63) is equipped with the slip mouth, the inside sliding connection of slip mouth has clearance subassembly (9), clearance subassembly (9) are including clearance room (91), the lateral wall of clearance room (91) is equipped with clearance mouth (92), the bottom fixed connection elastic component (93) of clearance room (91), and elastic component (93) and backup pad (63) fixed connection.
8. The aluminum-shell battery flexible connection laser welding device according to claim 7, characterized in that: the cleaning device is characterized in that an air deflector (94) is rotatably connected to the inside of the cleaning chamber (91) and corresponds to the center of the cleaning port (92), a limiting strip (95) is fixedly connected to the bottom of the air deflector (94), a rotary impeller (96) is rotatably connected to the center of the cleaning chamber (91), and a wind direction adjusting plate (97) is fixedly connected to the upper portion of the rotary impeller (96).
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| CN202111542959.4A CN113927164B (en) | 2021-12-16 | 2021-12-16 | Aluminum-shell battery flexible connection laser welding device |
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| CN202111542959.4A CN113927164B (en) | 2021-12-16 | 2021-12-16 | Aluminum-shell battery flexible connection laser welding device |
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| CN113927164B true CN113927164B (en) | 2022-03-22 |
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| CN117644291B (en) * | 2024-01-29 | 2024-04-12 | 宁德思客琦智能装备有限公司 | Top cap spot welding device and electric core goes into shell equipment in advance |
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| CN207043563U (en) * | 2017-08-03 | 2018-02-27 | 大族激光科技产业集团股份有限公司 | A kind of laser soldering device of battery |
| CN108098140A (en) * | 2017-11-20 | 2018-06-01 | 上海思客琦自动化工程有限公司 | A kind of method for laser welding of automobile power cell aluminum alloy casing |
| CN212552465U (en) * | 2020-06-03 | 2021-02-19 | 常熟市中鸿新能源科技有限公司 | Pre-welding clamp for lithium ion battery cover plate |
| CN213730041U (en) * | 2020-09-24 | 2021-07-20 | 东莞市朗泰通实业有限公司 | Battery tab welding device |
| CN113182419A (en) * | 2021-04-26 | 2021-07-30 | 刘彦 | New forms of energy motorcycle magneto shell shaft hole adds clamping apparatus |
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| CN105789491A (en) * | 2014-12-23 | 2016-07-20 | 比亚迪股份有限公司 | Battery housing and preparation method thereof, battery, battery bank, battery pack and electric vehicle |
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Denomination of invention: A kind of aluminum shell battery soft connection laser welding device Effective date of registration: 20220907 Granted publication date: 20220322 Pledgee: Agricultural Bank of China Co.,Ltd. Dongyuan County Sub branch Pledgor: MING LEI LASER INTELLIGENT EQUIPMENT (HEYUAN) CO.,LTD. Registration number: Y2022980014733 |
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