CN102554438A - Spot welding system for electrode plates of power battery pack - Google Patents
Spot welding system for electrode plates of power battery pack Download PDFInfo
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- CN102554438A CN102554438A CN2012100219984A CN201210021998A CN102554438A CN 102554438 A CN102554438 A CN 102554438A CN 2012100219984 A CN2012100219984 A CN 2012100219984A CN 201210021998 A CN201210021998 A CN 201210021998A CN 102554438 A CN102554438 A CN 102554438A
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Abstract
The invention provides a spot welding system for electrode plates of a power battery pack, which comprises a spot welding device and a spot welding jig clamping device which are oppositely arranged side by side and connected with a PLC (programmable logic controller). The spot welding device comprises a bottom plate, a lateral plate, a lifting table, a spot welding mechanism, an X-axis movement mechanism and a Z-axis movement mechanism, wherein the X-axis movement mechanism drives the lifting table to longitudinally move, and the Z-axis movement mechanism drives the spot welding mechanism to transversely move. The spot welding jig clamping device comprises a spot welding jig sliding table, a clamping mechanism and a Y-axis movement mechanism, wherein the clamping mechanism is used for clamping a spot welding jig, the Y-axis movement mechanism drives the spot welding jig sliding table to transversely move, the clamping mechanism is arranged on the spot welding jig sliding table and is perpendicular to the spot welding mechanism, and the Y-axis movement mechanism is connected with the spot welding jig sliding table. Besides, two sliding rails beneficial to sliding of the spot welding jig sliding table are arranged below the spot welding jig sliding table. The spot welding system is an intelligent full-automatic spot welding system, which is high in efficiency, low in consumption and high in welding quality.
Description
[technical field]
The present invention relates to power battery pack electrode slice spot welding technical field of automation equipment, be specially adapted to the spot welding system of medium-and-large-sized battery set electrode sheets such as electric tool, electric motor car.
[background technology]
Large and medium-sized battery pack mainly applies to fields such as electric tool, notebook computer, electric motor car.Along with developing rapidly of technical fields such as electronics, communication, the scope of application of large and medium-sized battery pack is more and more wider, and large and medium-sized battery pack will be carried out the spot welding operation to the battery set electrode sheet in process of production.Domestic majority manufacturer adopts semi-automatic spot welding mode at present.Its defective mainly shows: 1, at the bottom of big, the welding efficiency of welding labour intensity.2, solder yield is low, easily rosin joint, the distortion of electric core, capillary bonding, the unequal defective of solder joint.3, special-purpose spot welding power input is many, and utilization rate is low, increases the equipment cost.
A kind of " mash welder " is provided in the prior art; See that publication number is: CN102114572A open day was: the Chinese patent of 2011.07.06, the mash welder of this invention; It is on bases such as original fixed platform, top electrode and top electrode, to improve; Be that characteristics are: also comprise supplying workpiece to be welded table top of placing and the driving mechanism that drives this table top oscilaltion, and table top has the through hole relative with bottom electrode between fixed platform and top electrode on this table top.When adopting such mash welder to carry out spot welding, can force in the decline that workpiece to be welded is controlled table top through top electrode, and when workpiece to be welded and bottom electrode are touched beginning spot welding mutually; Along with top electrode stops to move down, table top also just stops to descend, thereby after adopting this invention; No matter bottom electrode has great wear extent, all can come through the decline of table top to be compensated automatically, so this mode that need not artificially to adjust the bottom electrode height; Greatly improved production efficiency; Guaranteed point quality, the quality accident of having avoided human factor to cause, and have characteristics simple in structure, that versatility good, improvement cost is low.
After a kind of " spot welding device of battery pole piece " is provided again, see that publication number is: CN101439437 open day was: the Chinese patent of 2009.05.27; The spot welding device of the battery pole piece of this invention comprises workbench, is arranged on the frame on the workbench; Be arranged on lifting shaft and spring in the frame, be arranged on the lifting shaft upside and with the needle stand that lifting shaft is fixedly connected, be arranged on the some capillary in the needle stand; And be arranged on the workbench and with the corresponding spot welding counterdie of a capillary; Described lifting shaft bottom is provided with drop-down cylinder, and drop-down cylinder is connected with multiple spot welding operation control through control circuit, and this multiple spot welding operation control and gauge tap link; Its advantage is: through multiple spot welding operation control, can realize once-through operation, and the function of multiple spot welding, thus the production efficiency of the welding that improves has greatly reduced workman's manipulation strength, and has helped the raising of product quality.The spot welding device of its above-mentioned two patents, low, the easy rosin joint of its solder yield, the distortion of electric core, capillary bonding, the unequal defective of solder joint.
[summary of the invention]
The technical problem that the present invention will solve is to provide a kind of spot welding system that is applicable to medium-and-large-sized battery set electrode sheets such as electric tool, electric motor car.
The present invention is achieved in that a kind of power battery pack electrode slice spot welding system; Comprise one a group of spot welding device that is oppositely arranged side by side and a spot welding smelting tool clamping device, said spot welding device, spot welding smelting tool clamping device all are connected with the PLC of said system and spot welding smelting tool clamping device is arranged at the centre of this group spot welding device; Said spot welding device comprises base plate, side plate, lifting platform, spot-welding mechanism, make X shaft movement mechanism that said lifting platform vertically moves and the Z shaft movement mechanism that said spot-welding mechanism is laterally moved; Said side plate front vertically is arranged with two guide rails in parallel, and said side plate is provided with said base plate is vertical; Said Z shaft movement mechanism is vertically installed on the said base plate, and corresponding with said side plate; Said lifting platform is positioned on the said base plate and an end is embedded on the said guide rail slidably, and the other end is connected with said Z shaft movement mechanism; Said X shaft movement mechanism is arranged on the said lifting platform, and said spot-welding mechanism is fixedly set on the said X shaft movement mechanism and is perpendicular with said spot welding smelting tool clamping device; The Y shaft movement mechanism that said spot welding smelting tool clamping device comprises spot welding smelting tool slide unit, is used to clamp the clamp mechanism of spot welding smelting tool and said spot welding smelting tool slide unit is laterally moved; Said clamp mechanism is arranged on the said spot welding smelting tool slide unit and is perpendicular with said spot-welding mechanism, and said spot welding smelting tool slide unit has and is beneficial to two slide rails that spot welding smelting tool slide unit slides, and said Y shaft movement mechanism is connected with said spot welding smelting tool slide unit.
Further, said X shaft movement mechanism comprises the module slide unit and is used to control the X axle servomotor that the module slide unit laterally moves; Said module slide unit upper surface is provided with the fixed head that is used for fixing said spot-welding mechanism; Said module slide unit is located on the said lifting platform, and said fixed head is fixed on the said module slide unit, and said X axle servomotor is located at end laterally the moving with control module slide unit of said module slide unit; Said Z shaft movement mechanism comprises supporting seat and the Z axle servomotor of being located at said supporting seat end; Be provided with one first screw mandrel in the said supporting seat, said Z axle servomotor is connected with said first screw mandrel through a shaft coupling; The other end of said lifting platform is connected with said first screw mandrel through a lifting platform screw mandrel contiguous block, is beneficial to said Z axle servomotor vertically moving through first screw mandrel control lifting platform.
Further, said spot-welding mechanism comprises capillary, capillary holder, weldering seat main body and the pressure-regulating device that is used to regulate capillary pressure; Be embedded with anodal lead and negative pole lead in the said weldering seat main body, said capillary holder is connected with the negative pole lead with the anodal lead of said weldering seat main body; Said capillary holder is embedded with said capillary; Said pressure-regulating device is embedded at the afterbody of said weldering seat main body and with said anodal lead and is connected with the negative pole lead.
Further, be relatively set with the whirligig that a smelting tool cylinder and is used to rotate anodal lead on the said weldering seat body side by side, said whirligig comprises a swing arm and a push rod; One end of said swing arm is nested on the said anodal lead, and the other end is fixedly connected described push rod; Said push rod is connected with the cylinder axis of described smelting tool cylinder.
Further, said pressure-regulating device comprises on one group of adjusting pressuring knob, one group of spacer shell, one group of screw rod, one group of spring, the one group of spring brace table under brace table and the one group of spring; Brace table is set in said anodal lead and negative pole lead respectively under said one group of spring; Said one group of adjusting pressuring knob correspondence respectively is sheathed on described spacer shell and fixes through screw rod; The afterbody of said screw rod is arranged with brace table on the said spring; Said spring is nested in said going up between brace table and the following brace table, and it is corresponding with following brace table to go up brace table.
Further, the said clamp mechanism that is used to clamp spot welding smelting tool comprises and has support, clamping cylinder that clamps cylinder and the bearing that is used for fixing said clamping cylinder; Said support surface is provided with the locating slot that is used for tack-weld smelting tool; Said support is fixed on the said spot welding smelting tool slide unit; One end of said bearing is vertical with said support to be provided with and to be fixed on the said spot welding smelting tool slide unit; The vertical setting of the other end of said clamping cylinder and said bearing and corresponding with said support, said clamping cylinder bottom is provided with a spot welding smelting tool pressure strip, and the direction of spot welding smelting tool pressure strip is corresponding with said locating slot; Said Y shaft movement mechanism comprises be used to control Y axle servomotor, rolling bearing and the conveyer belt that said spot welding smelting tool slide unit slides on said two slide rail; Said rolling bearing is connected with said spot welding smelting tool slide unit end through one second screw mandrel; Sheathed said driving-belt between said Y axle servomotor and the said rolling bearing.
The invention has the advantages that: the present invention includes one group of spot welding device that is oppositely arranged side by side and is connected and spot welding smelting tool clamping device with the PLC of system; Battery pack is positioned in the spot welding smelting tool; And spot welding smelting tool placed the clamp mechanism of spot welding smelting tool clamping device, then through the Y shaft movement mechanism to the location of spot welding smelting tool clamping device on the Y shaft position; Through X shaft movement mechanism and Z shaft movement mechanism to the location of spot welding device on X axle and Z shaft position; Through spot welding device the battery pack in the spot welding smelting tool is carried out the spot welding operation again; When wherein the capillary in the spot welding device touches battery nickel sheet; The PLC control spot welding power discharge of system, acting makes anodal lead rotate to the smelting tool cylinder in the spot welding device to whirligig simultaneously, has abolished the phenomenon of the sticking pin of capillary.Whole workflow of the present invention is controlled by the PLC of system, and it is intelligent full-automatic spot welding, has overcome manually-operated in the past deficiency, has improved operating efficiency, is the intelligent full-automatic spot welding system of a kind of low consumption, high welding quality.
[description of drawings]
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the structural representation of spot welding device of the present invention.
Fig. 3 is the structural representation of spot welding smelting tool clamping device of the present invention.
Fig. 4 is the structural representation of spot-welding mechanism of the present invention.
Fig. 5 is the profile of spot-welding mechanism of the present invention.
Fig. 6 is the structural representation of spot welding smelting tool of the present invention.
[specific embodiment]
See also shown in Figure 1; A kind of power battery pack electrode slice spot welding system; Comprise one a group of spot welding device that is oppositely arranged side by side 1 and a spot welding smelting tool clamping device 2, said spot welding device 1, spot welding smelting tool clamping device 2 all is electrically connected with the PLC (not shown) of said system and spot welding smelting tool clamping device 2 is arranged at the centre of this group spot welding device 1; Said spot welding device 1 comprises base plate 11, side plate 12, lifting platform 13, spot-welding mechanism 14, make X shaft movement mechanism 15 that said lifting platform 13 vertically moves and the Z shaft movement mechanism 16 that said spot-welding mechanism is laterally moved; Said side plate 12 fronts vertically are arranged with two guide rails 121 in parallel, said side plate 12 and said base plate 11 vertical settings; Said Z shaft movement mechanism 16 is vertically installed on the said base plate 11, and corresponding with said side plate 12; Said lifting platform 13 is positioned on the said base plate 11 and an end is embedded on the said guide rail 121 slidably, and the other end is connected with said Z shaft movement mechanism 15; Said X shaft movement mechanism 15 is arranged on the said lifting platform 13, and said spot-welding mechanism 14 is fixedly set on the said X shaft movement mechanism 15 and is perpendicular with said spot welding smelting tool clamping device 2.Consult shown in Figure 2ly, said X shaft movement mechanism 15 comprises module slide unit 151 and is used to control the X axle servomotors 152 that module slide unit 151 laterally moves; Said module slide unit 151 upper surfaces are provided with the fixed head 153 that is used for fixing said spot-welding mechanism 14; Said module slide unit 151 is located on the said lifting platform 13, and said fixed head 153 is fixed on the said module slide unit 151, and said X axle servomotor 152 is located at the end of said module slide unit 151 and is moved with horizontal (being the X axle) of control module slide unit 151; Said Z shaft movement mechanism 16 comprises supporting seat 161 and the Z axle servomotor 162 of being located at said supporting seat end; Be provided with one first screw mandrel 1611 in the said supporting seat 161, said Z axle servomotor 162 is connected with said first screw mandrel 1611 through a shaft coupling 1612; The other end of said lifting platform 13 is connected with said first screw mandrel 1611 through a lifting platform screw mandrel contiguous block 1613; Being beneficial to said Z axle servomotor 162 moves through vertical (being the Z axle) of first screw mandrel, 1611 control lifting platforms 13; Its lifting platform 13 makes the spot-welding mechanism 14 of the X shaft movement mechanism 15 on the lifting platform 13 also can vertically move when vertically moving.
See also shown in Figure 3, the Y shaft movement mechanism 23 that said spot welding smelting tool clamping device 2 comprises spot welding smelting tool slide unit 21, be used to clamp the clamp mechanism 22 of spot welding smelting tool and said spot welding smelting tool slide unit is laterally moved; Said clamp mechanism 22 is arranged on the said spot welding smelting tool slide unit 21 and is perpendicular with said spot-welding mechanism 14; Said spot welding smelting tool slide unit 21 has and is beneficial to two slide rails 211 that spot welding smelting tool slide unit 21 slides; Said Y shaft movement mechanism 23 is connected with said spot welding smelting tool slide unit 21, through Y shaft movement mechanism 23 spot welding smelting tool slide unit 21 is moved on two slide rails 211.
The said clamp mechanism 22 that is used to clamp spot welding smelting tool comprises and has support 222, clamping cylinder 223 that clamps cylinder 221 and the bearing 224 that is used for fixing said clamping cylinder 223; Said support 222 surfaces are provided with the locating slot 225 that is used for tack-weld smelting tool (not shown); Said support 222 is fixed on the said spot welding smelting tool slide unit 21; One end of said bearing 224 and said support 222 be vertical to be provided with and to be fixed on the said spot welding smelting tool slide unit 21; The vertical setting of the other end of said clamping cylinder 223 and said bearing 224 and corresponding with said support 222; Said clamping cylinder 223 bottoms are provided with a spot welding smelting tool pressure strip 226, and the direction of spot welding smelting tool pressure strip 226 is corresponding with said locating slot 225; After can being placed on spot welding smelting tool (not shown) on the locating slot 225 like this, clamp the both sides that cylinder 221 can clamp spot welding smelting tool, the pressure strip 226 that drives the bottom through clamping cylinder 223 again compresses spot welding smelting tool.Said Y shaft movement mechanism 23 comprises be used to control Y axle servomotor 231, rolling bearing 232 and the conveyer belt 233 that said spot welding smelting tool slide unit 21 slides on said two slide rail 121; Said rolling bearing 232 is connected with said spot welding smelting tool slide unit 21 ends through one second screw mandrel 234; Sheathed said driving-belt 233 between said Y axle servomotor 231 and the said rolling bearing 232; Make rolling bearing 232 roll to drive second screw mandrel 234 prolong the motion of Y axle that through regulating Y axle servomotor 231 second screw mandrel 234 can make spot welding smelting tool slide unit 21 on two slide rails 211, move like this.
Like Fig. 4 and shown in Figure 5, said spot-welding mechanism 14 comprises capillary 141, capillary holder 142, weldering seat main body 143 and the pressure-regulating device 144 that is used to regulate capillary pressure; Be embedded with anodal lead 145 and negative pole lead 146 in the said weldering seat main body 143, said capillary holder 142 is connected with negative pole lead 146 with the anodal lead 145 of said weldering seat main body 143; Said capillary holder 142 is embedded with said capillary 141; Said pressure-regulating device 144 is embedded at the afterbody of said weldering seat main body 143 and with said anodal lead 145 and is connected with negative pole lead 146.
Be relatively set with a smelting tool cylinder 147 and on the said weldering seat body 143 side by side and be used to rotate the whirligig 148 of anodal lead 145, said whirligig 148 comprises a swing arm 1481 and a push rod 1482; One end of said swing arm 1481 is nested on the said anodal lead 145, and the other end is fixedly connected described push rod 1482; The cylinder axis (not shown) of said push rod 1482 and described smelting tool cylinder 147 is connected; Make anodal lead 145 rotations thereby 1482 actings of the push rod of the 147 pairs of whirligigs 148 of smelting tool cylinder like this in the spot-welding mechanism 14 make swing arm 1481 rotate, abolished the phenomenon of capillary 141 sticking pins.
Said pressure-regulating device 144 comprises on one group of adjusting pressuring knob 1441, one group of spacer shell 1442, one group of screw rod 1443, one group of spring 1444, the one group of spring brace table 1446 under brace table 1445 and the one group of spring; Brace table 1446 is set in said anodal lead 145 and negative pole lead 146 respectively under said one group of spring; Said one group of adjusting pressuring knob 1441 correspondence respectively is sheathed on described spacer shell 1442 and fixes through screw rod 1443; The afterbody of said screw rod 1443 is arranged with brace table 1445 on the said spring; Said spring 1444 is nested in said going up between brace table 1445 and the following brace table 1446, and on brace table 1445 corresponding with following brace table 1446; Screw rod 1443 rotated together when adjusting knob 1441 rotated like this, thus compression spring 1444, and anodal lead 145 and negative pole lead 146 that the other end of spring 1444 connects just can slide, thereby regulate the pressure of capillary 141.
Operation principle of the present invention is following:
Clamp the both sides that cylinder 221 can clamp spot welding smelting tool, the pressure strip 226 that drives the bottom through clamping cylinder 223 again compresses spot welding smelting tool.
, spot welding system through pressure-regulating device 144 capillary 141 pressure are regulated earlier before starting working; And spot welding tool (not shown) put into the locating slot 225 on support 222 surface; After pressing the start button (not shown) of the PLC of system; Clamp cylinder 221 actions and clamp spot welding smelting tool both sides, the pressure strip 226 that promotes the bottom through clamping cylinder 223 actions presses down, and compresses the spot welding tool.After the spot welding tool was clamped, said Y axle servomotor 231 control spot welding smelting tool slide units 21 were to Y axle assigned address, after accomplish Y axle location; Z axle servomotor 162 is located at the Z axle through first screw mandrel, 1611 control lifting platforms 13; After accomplish Z/Y axle location, capillary 141 alignment point welding positions, X axle servomotor 152 control spot-welding mechanisms 14 prolong the X axle and do the spot welding action; When wherein the capillary 141 in the spot welding device 1 touches battery nickel sheet; The PLC control spot welding power discharge of system, 148 actings of the 147 pairs of whirligigs of smelting tool cylinder in the spot welding device 1 simultaneously make anodal lead 145 rotate, and have abolished the phenomenon of the sticking pin of capillary.After a spot welding was accomplished, the motion location next some welding position of PLC control Y/Z axle was accomplished up to all spot welding.After all spot welding site welderings of spot welding tool were accomplished, Y axle servomotor 231 arrived assigned address through second screw mandrel, 234 control spot welding smelting tool slide units 21.
Here what deserves to be mentioned is: as shown in Figure 6, spot welding smelting tool 3 wherein of the present invention comprises upper cover plate 31, lower cover 32, front apron 33, backboard 34, smelting tool front side board 35, smelting tool back side panel 36, compresses push pedal (not shown) and compress handwheel 37; Said smelting tool front side board 35, smelting tool back side panel 36 all are articulated and connected through a hinge and said lower cover 32; Said smelting tool front side board 35, smelting tool back side panel 36 all offer a plurality of spot welding windows 38; Said upper cover plate 31, lower cover 32, front apron 33, backboard 34, smelting tool front side board 35, smelting tool back side panel 36 surround a space, and said front apron 33 offers one and compresses the through hole 331 that handwheel 37 exposes with utilization; Saidly compress push pedal and slidably be located in the said space and and be connected with the said end 37 that compresses handwheel.
Also can nested another capillary on capillary holder 142 and be connected with said negative pole lead 146; Spot welding system just has 4 capillaries like this.The present invention has three (X, Y, Z axle) motions; Its spot welding device 1 can be with two stature capillaries or four stature capillaries 141; It is a kind of two-sided (i.e. one group of spot welding device that is oppositely arranged side by side 1) full-automatic spot welding system; The present invention has following advantage: 1, have the three-axis moving ability, automatic spot is accurate flexibly, production efficiency is high.2, the EM equipment module Combination Design of system is applicable to the spot welding of different battery pack electrode slices.3, capillary 141 adjustable in pressure, capillary 141 orientations are variable to be applicable to different electrode weld tabs.4, the capillary on the anodal lead can coaxially be swung, not sticking pin during welding.
The above is merely preferred embodiment of the present invention, and all equalizations of doing according to claim of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (6)
1. power battery pack electrode slice spot welding system; It is characterized in that: comprise one a group of spot welding device that is oppositely arranged side by side and a spot welding smelting tool clamping device, said spot welding device, spot welding smelting tool clamping device all are connected with the PLC of said system and spot welding smelting tool clamping device is arranged at the centre of this group spot welding device; Said spot welding device comprises base plate, side plate, lifting platform, spot-welding mechanism, make X shaft movement mechanism that said lifting platform vertically moves and the Z shaft movement mechanism that said spot-welding mechanism is laterally moved; Said side plate front vertically is arranged with two guide rails in parallel, and said side plate is provided with said base plate is vertical; Said Z shaft movement mechanism is vertically installed on the said base plate, and corresponding with said side plate; Said lifting platform is positioned on the said base plate and an end is embedded on the said guide rail slidably, and the other end is connected with said Z shaft movement mechanism; Said X shaft movement mechanism is arranged on the said lifting platform, and said spot-welding mechanism is fixedly set on the said X shaft movement mechanism and is perpendicular with said spot welding smelting tool clamping device; The Y shaft movement mechanism that said spot welding smelting tool clamping device comprises spot welding smelting tool slide unit, is used to clamp the clamp mechanism of spot welding smelting tool and said spot welding smelting tool slide unit is laterally moved; Said clamp mechanism is arranged on the said spot welding smelting tool slide unit and is perpendicular with said spot-welding mechanism, and said spot welding smelting tool slide unit has and is beneficial to two slide rails that spot welding smelting tool slide unit slides, and said Y shaft movement mechanism is connected with said spot welding smelting tool slide unit.
2. power battery pack electrode slice spot welding system according to claim 1 is characterized in that: said X shaft movement mechanism comprises the module slide unit and is used to control the X axle servomotor that the module slide unit laterally moves; Said module slide unit upper surface is provided with the fixed head that is used for fixing said spot-welding mechanism; Said module slide unit is located on the said lifting platform, and said fixed head is fixed on the said module slide unit, and said X axle servomotor is located at end laterally the moving with control module slide unit of said module slide unit; Said Z shaft movement mechanism comprises supporting seat and the Z axle servomotor of being located at said supporting seat end; Be provided with one first screw mandrel in the said supporting seat, said Z axle servomotor is connected with said first screw mandrel through a shaft coupling; The other end of said lifting platform is connected with said first screw mandrel through a lifting platform screw mandrel contiguous block, is beneficial to said Z axle servomotor vertically moving through first screw mandrel control lifting platform.
3. power battery pack electrode slice spot welding system according to claim 1 is characterized in that: said spot-welding mechanism comprises capillary, capillary holder, weldering seat main body and the pressure-regulating device that is used to regulate capillary pressure; Be embedded with anodal lead and negative pole lead in the said weldering seat main body, said capillary holder is connected with the negative pole lead with the anodal lead of said weldering seat main body; Said capillary holder is embedded with said capillary; Said pressure-regulating device is embedded at the afterbody of said weldering seat main body and with said anodal lead and is connected with the negative pole lead.
4. power battery pack electrode slice spot welding system according to claim 3; It is characterized in that: be relatively set with the whirligig that a smelting tool cylinder and is used to rotate anodal lead on the said weldering seat body side by side, said whirligig comprises a swing arm and a push rod; One end of said swing arm is nested on the said anodal lead, and the other end is fixedly connected described push rod; Said push rod is connected with the cylinder axis of described smelting tool cylinder.
5. power battery pack electrode slice spot welding system according to claim 3 is characterized in that: said pressure-regulating device comprises on one group of adjusting pressuring knob, one group of spacer shell, one group of screw rod, one group of spring, the one group of spring brace table under brace table and the one group of spring; Brace table is set in said anodal lead and negative pole lead respectively under said one group of spring; Said one group of adjusting pressuring knob correspondence respectively is sheathed on described spacer shell and fixes through screw rod; The afterbody of said screw rod is arranged with brace table on the said spring; Said spring is nested in said going up between brace table and the following brace table, and it is corresponding with following brace table to go up brace table.
6. power battery pack electrode slice spot welding system according to claim 1 is characterized in that: the said clamp mechanism that is used to clamp spot welding smelting tool comprises and has support, clamping cylinder that clamps cylinder and the bearing that is used for fixing said clamping cylinder; Said support surface is provided with the locating slot that is used for tack-weld smelting tool; Said support is fixed on the said spot welding smelting tool slide unit; One end of said bearing is vertical with said support to be provided with and to be fixed on the said spot welding smelting tool slide unit; The vertical setting of the other end of said clamping cylinder and said bearing and corresponding with said support, said clamping cylinder bottom is provided with a spot welding smelting tool pressure strip, and the direction of spot welding smelting tool pressure strip is corresponding with said locating slot; Said Y shaft movement mechanism comprises be used to control Y axle servomotor, rolling bearing and the conveyer belt that said spot welding smelting tool slide unit slides on said two slide rail; Said rolling bearing is connected with said spot welding smelting tool slide unit end through one second screw mandrel; Sheathed said driving-belt between said Y axle servomotor and the said rolling bearing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210021998.4A CN102554438B (en) | 2012-01-31 | 2012-01-31 | Spot welding system for electrode plates of power battery pack |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210021998.4A CN102554438B (en) | 2012-01-31 | 2012-01-31 | Spot welding system for electrode plates of power battery pack |
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| CN102554438A true CN102554438A (en) | 2012-07-11 |
| CN102554438B CN102554438B (en) | 2014-08-13 |
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| CN108927592A (en) * | 2017-05-27 | 2018-12-04 | 张家港市欧微自动化研发有限公司 | A kind of welding method based on battery automatic electric weld(ing) device |
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| CN110605469A (en) * | 2019-07-27 | 2019-12-24 | 东莞市雷崴电子有限公司 | Automatic spot welding machine for battery cell |
| CN110605469B (en) * | 2019-07-27 | 2021-09-28 | 东莞市雷崴电子有限公司 | Automatic spot welding machine for battery cell |
| CN111069756A (en) * | 2020-01-19 | 2020-04-28 | 苏州工业职业技术学院 | Electrode presss from both sides welding mechanism |
| CN113333977A (en) * | 2020-02-14 | 2021-09-03 | 太普动力新能源(常熟)股份有限公司 | Welding system for battery electrode and electric connection sheet |
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| CN111958075A (en) * | 2020-07-09 | 2020-11-20 | 惠州金源精密自动化设备有限公司 | Linear negative electrode welding machine and battery |
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| CN111843154A (en) * | 2020-07-27 | 2020-10-30 | 肖录象 | High-precision spot welding equipment for lithium batteries |
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