CN102554438B - 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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- CN102554438B CN102554438B CN201210021998.4A CN201210021998A CN102554438B CN 102554438 B CN102554438 B CN 102554438B CN 201210021998 A CN201210021998 A CN 201210021998A CN 102554438 B CN102554438 B CN 102554438B
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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 electrode plates of power battery pack spot welding technical field of automation equipment, be specially adapted to the spot welding system of the 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 the fields such as electric tool, notebook computer, electric motor car.Along with developing rapidly of the 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 spot welding operation to battery set electrode sheet in process of production.Most domestic manufacturer adopts Semiautomatic spot welding mode at present.Its defect is mainly manifested in: 1, at the bottom of large, the welding efficiency of welding labour intensity.2, solder yield is low, easily rosin joint, battery core distortion, capillary bonding, the unequal defect of solder joint.3, special-purpose spot welding power input is many, and utilization rate is low, increases equipment cost.
A kind of " mash welder " is provided in prior art, see that publication number is: CN102114572A, within open day, be: the Chinese patent of 2011.07.06, the mash welder of this invention, it is improved on the bases such as original fixed platform, top electrode and top electrode, be that feature is: also comprise the table top of placing for workpiece to be welded and the driving mechanism that drives this table top oscilaltion, and table top is between fixed platform and top electrode, has the through hole relative with bottom electrode on this table top.While adopting such mash welder to carry out spot welding, can force in the decline that workpiece to be welded is controlled table top by top electrode, and when workpiece to be welded and bottom electrode are touched beginning spot welding mutually, along with top electrode stops moving down, table top also just stops declining, thereby adopt after this invention, no matter bottom electrode has great wear extent, all can automatically be compensated by the decline of table top, therefore this without the artificial mode of adjusting bottom electrode height, greatly improved production efficiency, guaranteed point quality, the quality accident of having avoided human factor to cause, and have simple in structure, versatility is good, the feature that improvement cost is low.
After a kind of " spot welding device of battery pole piece " is provided again, see that publication number is: CN101439437, within open day, be: the Chinese patent of 2009.05.27, the spot welding device of the battery pole piece of this invention, comprise workbench, be arranged on the frame on workbench, be arranged on lifting shaft and spring in frame, the needle stand that is arranged on lifting shaft upside and is fixedly connected with lifting shaft, be arranged on the some capillary in needle stand, and be arranged on workbench and the spot welding counterdie corresponding with a capillary, described lifting shaft bottom is provided with drop-down cylinder, drop-down cylinder is connected with multi-point welding operation control by control circuit, this multi-point welding operation control and gauge tap are connected, its advantage is: by multi-point welding operation control, can realize once-through operation, and the function of multi-point welding, thus the production efficiency of the welding greatly improving has reduced workman's manipulation strength, and has been conducive to the raising of product quality.The spot welding device of its above-mentioned two patents, low, the easy rosin joint of its solder yield, battery core distortion, capillary bonding, the unequal defect of solder joint.
[summary of the invention]
The technical problem to be solved in the present invention, is to provide a kind of spot welding system that is applicable to the 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 spot welding system for electrode plates of power battery pack, comprise one group of spot welding device being oppositely arranged side by side and a spot welding smelting tool clamping device, described spot welding device, spot welding smelting tool clamping device are all connected with the PLC of described system and spot welding smelting tool clamping device is arranged at the centre of this group spot welding device; Described spot welding device comprises base plate, side plate, lifting platform, spot-welding mechanism, make the Z axis motion that described lifting platform vertically moves and the X-axis motion that makes described spot-welding mechanism transverse shifting; Described side plate front is vertically arranged with two guide rails in parallel, and described side plate arranges with described base plate is vertical; Described Z axis motion is vertically installed on described base plate, and corresponding with described side plate; Described lifting platform is positioned on described base plate and one end is embedded on described guide rail slidably, and the other end is connected with described Z axis motion; Described X-axis motion is arranged on described lifting platform, and described spot-welding mechanism is fixedly installed on described X-axis motion and is perpendicular with described spot welding smelting tool clamping device; Described spot welding smelting tool clamping device comprises spot welding smelting tool slide unit, the Y-axis motion for clamping the clamp mechanism of spot welding smelting tool and making described spot welding smelting tool slide unit transverse shifting; Described clamp mechanism is arranged on described spot welding smelting tool slide unit and is perpendicular with described spot-welding mechanism, and described spot welding smelting tool slide unit has and is beneficial to two slide rails that spot welding smelting tool slide unit slides, and described Y-axis motion is connected with described spot welding smelting tool slide unit.
Further, described X-axis motion comprises module slide unit and for controlling the X-axis servomotor of module slide unit transverse shifting; Described module slide unit upper surface is provided with the fixed head for fixing described spot-welding mechanism; Described module slide unit is located on described lifting platform, and described fixed head is fixed on described module slide unit, and described X-axis servomotor is located at the end of described module slide unit to control the transverse shifting of module slide unit; Described Z axis motion comprises supporting seat and is located at the Z axis servomotor of described supporting seat end; In described supporting seat, be provided with one first screw mandrel, described Z axis servomotor is connected with described the first screw mandrel through a shaft coupling; The other end of described lifting platform is connected with described the first screw mandrel by a lifting platform screw mandrel contiguous block, is beneficial to described Z axis servomotor and controls vertically moving of lifting platform by the first screw mandrel.
Further, described spot-welding mechanism comprises capillary, capillary holder, weldering seat main body and for regulating the pressure-regulating device of capillary pressure; In described weldering seat main body, be embedded with anodal lead and negative pole lead, described capillary holder is connected with negative pole lead with the anodal lead of described weldering seat main body; Described capillary holder is embedded with described capillary; Described pressure-regulating device is embedded at the afterbody of described weldering seat main body and is connected with negative pole lead with described anodal lead.
Further, be relatively set with side by side a smelting tool cylinder and for rotating the whirligig of anodal lead on described weldering seat body, described whirligig comprises a swing arm and a push rod; One end of described swing arm is nested on described anodal lead, and the other end is fixedly connected with described push rod; The cylinder axis of described push rod and described smelting tool cylinder is connected.
Further, described pressure-regulating device comprises one group of adjusting pressuring knob, one group of spacer shell, one group of screw rod, one group of spring, one group of spring upper support platform and one group of spring lower support platform; Described one group of spring lower support platform is set in respectively described anodal lead and negative pole lead; Described one group of adjusting pressuring knob is corresponding to be respectively sheathed on described spacer shell and to be fixed by screw rod; The afterbody of described screw rod is arranged with described spring upper support platform; Described spring is nested between described upper support platform and lower support platform, and upper support platform is corresponding with lower support platform.
Further, described for clamping that the clamp mechanism of spot welding smelting tool comprises support with clamping cylinder, clamping cylinder and for the bearing of fixing described clamping cylinder; Described support surface is provided with the locating slot for tack-weld smelting tool, described support is fixed on described spot welding smelting tool slide unit, one end of described bearing is vertical with described support to be arranged and is fixed on described spot welding smelting tool slide unit, the vertical setting of the other end of described clamping cylinder and described bearing and corresponding with described support, described 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 described locating slot; Described Y-axis motion comprises Y-axis servomotor, rolling bearing and the conveyer belt sliding on described two slide rails for controlling described spot welding smelting tool slide unit; Described rolling bearing is connected with described spot welding smelting tool slide unit end through one second screw mandrel; Sheathed described driving-belt between described Y-axis servomotor and described 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 with the PLC of system and spot welding smelting tool clamping device, battery pack is positioned in spot welding smelting tool, and spot welding smelting tool is placed in to the clamp mechanism of spot welding smelting tool clamping device, then by Y-axis motion to spot welding smelting tool clamping device in the locational location of Y-axis; By X-axis motion and Z axis motion to spot welding device in X-axis and the locational location of Z axis, by spot welding device, the battery pack in spot welding smelting tool is carried out to spot welding operation again, when wherein the capillary in spot welding device touches battery nickel sheets, the PLC of system controls spot welding power electric discharge, to whirligig, acting makes anodal lead rotation to smelting tool cylinder in spot welding device simultaneously, has abolished the phenomenon of the sticky 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 deficiency in the past, has improved operating efficiency, is the full-automatic spot welding system of intellectuality of a kind of low consumption, high welding quality.
[accompanying drawing explanation]
Fig. 1 is 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]
Refer to shown in Fig. 1, a kind of spot welding system for electrode plates of power battery pack, comprise one group of spot welding device being oppositely arranged side by side 1 and a spot welding smelting tool clamping device 2, described spot welding device 1, spot welding smelting tool clamping device 2 are all electrically connected to the PLC (not shown) of described system and spot welding smelting tool clamping device 2 is arranged at the centre of this group spot welding device 1; Described spot welding device 1 comprises base plate 11, side plate 12, lifting platform 13, spot-welding mechanism 14, make the X-axis motion 15 that described lifting platform 13 vertically moves and the Z axis motion 16 that makes described spot-welding mechanism transverse shifting; Described side plate 12 fronts are vertically arranged with two guide rails 121 in parallel, described side plate 12 and the vertical setting of described base plate 11; Described Z axis motion 16 is vertically installed on described base plate 11, and corresponding with described side plate 12; Described lifting platform 13 is positioned on described base plate 11 and one end is embedded on described guide rail 121 slidably, and the other end is connected with described Z axis motion 15; Described X-axis motion 15 is arranged on described lifting platform 13, and described spot-welding mechanism 14 is fixedly installed on described X-axis motion 15 and is perpendicular with described spot welding smelting tool clamping device 2.Consult shown in Fig. 2, described X-axis motion 15 comprises module slide unit 151 and for controlling the X-axis servomotor 152 of module slide unit 151 transverse shiftings; Described module slide unit 151 upper surfaces are provided with the fixed head 153 for fixing described spot-welding mechanism 14; Described module slide unit 151 is located on described lifting platform 13, and described fixed head 153 is fixed on described module slide unit 151, and described X-axis servomotor 152 is located at the end of described module slide unit 151 and is moved to control horizontal (being X-axis) of module slide unit 151; Described Z axis motion 16 comprises supporting seat 161 and is located at the Z axis servomotor 162 of described supporting seat end; In described supporting seat 161, be provided with one first screw mandrel 1611, described Z axis servomotor 162 is connected with described the first screw mandrel 1611 through a shaft coupling 1612; The other end of described lifting platform 13 is connected with described the first screw mandrel 1611 by a lifting platform screw mandrel contiguous block 1613, be beneficial to described Z axis servomotor 162 mobile by longitudinal (being Z axis) of the first screw mandrel 1611 control lifting platforms 13, its lifting platform 13, when vertically moving, also can vertically move the spot-welding mechanism 14 of the X-axis motion 15 on lifting platform 13.
Refer to shown in Fig. 3, described spot welding smelting tool clamping device 2 comprises spot welding smelting tool slide unit 21, the Y-axis motion 23 for clamping the clamp mechanism 22 of spot welding smelting tool and making described spot welding smelting tool slide unit transverse shifting; Described clamp mechanism 22 is arranged on described spot welding smelting tool slide unit 21 and is perpendicular with described spot-welding mechanism 14, described 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, described Y-axis motion 23 is connected with described spot welding smelting tool slide unit 21, by Y-axis motion 23, spot welding smelting tool slide unit 21 is moved on two slide rails 211.
Described for clamping that the clamp mechanism 22 of spot welding smelting tool comprises support 222 with clamping cylinder 221, clamping cylinder 223 and for the bearing 224 of fixing described clamping cylinder 223; Described support 222 surfaces are provided with the locating slot 225 for tack-weld smelting tool (not shown), described support 222 is fixed on described spot welding smelting tool slide unit 21, one end of described bearing 224 is vertical with described support 222 to be arranged and is fixed on described spot welding smelting tool slide unit 21, the vertical setting of the other end of described clamping cylinder 223 and described bearing 224 and corresponding with described support 222, described 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 described locating slot 225; After can spot welding smelting tool (not shown) being placed on locating slot 225 like this, clamping cylinder 221 can clamp the both sides of spot welding smelting tool, then drives the pressure strip 226 of bottom that spot welding smelting tool is compressed by clamping cylinder 223.Described Y-axis motion 23 comprises Y-axis servomotor 231, rolling bearing 232 and the conveyer belt 233 sliding on described two slide rails 121 for controlling described spot welding smelting tool slide unit 21; Described rolling bearing 232 is connected with described spot welding smelting tool slide unit 21 ends through one second screw mandrel 234; Sheathed described driving-belt 233 between described Y-axis servomotor 231 and described rolling bearing 232, by regulating Y-axis servomotor 231 to make rolling bearing 232 drive the second screw mandrel 234 that rolls prolong Y-axis and move, the second screw mandrel 234 can make spot welding smelting tool slide unit 21 move on two slide rails 211 like this.
As shown in Figure 4 and Figure 5, described spot-welding mechanism 14 comprises capillary 141, capillary holder 142, weldering seat main body 143 and for regulating the pressure-regulating device 144 of capillary pressure; In described weldering seat main body 143, be embedded with anodal lead 145 and negative pole lead 146, described capillary holder 142 is connected with negative pole lead 146 with the anodal lead 145 of described weldering seat main body 143; Described capillary holder 142 is embedded with described capillary 141; Described pressure-regulating device 144 is embedded at the afterbody of described weldering seat main body 143 and is connected with negative pole lead 146 with described anodal lead 145.
On described weldering seat body 143, be relatively set with side by side a smelting tool cylinder 147 and for rotating the whirligig 148 of anodal lead 145, described whirligig 148 comprises a swing arm 1481 and a push rod 1482; One end of described swing arm 1481 is nested on described anodal lead 145, and the other end is fixedly connected with described push rod 1482; The cylinder axis (not shown) of described push rod 1482 and described smelting tool cylinder 147 is connected; Thereby 1482 actings of the push rod of the 147 pairs of whirligigs 148 of smelting tool cylinder like this in spot-welding mechanism 14 are rotated swing arm 1481, make anodal lead 145 rotations, abolished the phenomenon of capillary 141 sticky pins.
Described pressure-regulating device 144 comprises one group of adjusting pressuring knob 1441, one group of spacer shell 1442, one group of screw rod 1443, one group of spring 1444, one group of spring upper support platform 1445 and one group of spring lower support platform 1446; Described one group of spring lower support platform 1446 is set in respectively described anodal lead 145 and negative pole lead 146; Described one group of adjusting pressuring knob 1441 is corresponding to be respectively sheathed on described spacer shell 1442 and to be fixed by screw rod 1443; The afterbody of described screw rod 1443 is arranged with described spring upper support platform 1445; Described spring 1444 is nested between described upper support platform 1445 and lower support platform 1446, and upper support platform 1445 and lower support platform 1446 corresponding; When adjusting knob 1441 rotates like this, screw rod 1443 rotates together, thus Compress 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 as follows:
Clamping cylinder 221 can clamp the both sides of spot welding smelting tool, then drives the pressure strip 226 of bottom that spot welding smelting tool is compressed by clamping cylinder 223.
Before starting working, spot welding system first by pressure-regulating device 144, capillary 141 pressure are regulated, and spot welding tool (not shown) is put into the locating slot 225 on support 222 surfaces, press after the start button (not shown) of system PLC, clamping cylinder 221 actions clamp spot welding smelting tool both sides, the pressure strip 226 that promotes bottom by clamping cylinder 223 actions presses down, and compresses spot welding tool.After spot welding tool is clamped, described Y-axis servomotor 231 is controlled spot welding smelting tool slide unit 21 to Y-axis assigned address, after Y-axis has been located, Z axis servomotor 162 is controlled lifting platform 13 by the first screw mandrel 1611 and is located at Z axis, after Z/Y axle has been located, capillary 141 alignment point welding positions, X-axis servomotor 152 control point welding mechanisms 14 prolong X-axis and do spot welding action, when wherein the capillary 141 in spot welding device 1 touches battery nickel sheets, the PLC of system controls spot welding power electric discharge, 147 pairs of whirligigs of smelting tool cylinder in spot welding device 1 148 actings simultaneously make anodal lead 145 rotations, abolished the phenomenon of the sticky pin of capillary.After a spot welding completes, PLC controls the motion location next one of Y/Z axle and puts welding position until all spot welding completes.After all spot welding of a spot welding tool site is soldered into, Y-axis servomotor 231 is controlled spot welding smelting tool slide unit 21 to assigned address by the second screw mandrel 234.
Here it is worth mentioning that: as shown in Figure 6, wherein spot welding smelting tool 3 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 pressing handwheel 37; Described smelting tool front side board 35, smelting tool back side panel 36 are all articulated and connected through a hinge and described lower cover 32; Described smelting tool front side board 35, smelting tool back side panel 36 all offer a plurality of spot welding windows 38; Described 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 described front apron 33 offers a through hole 331 to utilize pressing handwheel 37 to expose; Described compression push pedal is slidably located in described space and with the end 37 of described pressing handwheel and is connected.
Also can nested another capillary on capillary holder 142 and be connected with described negative pole lead 146; Spot welding system just has 4 capillaries like this.The present invention has three axles (X, Y, Z axis) motion, 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 being oppositely arranged side by side 1) full-automatic spot welding system, the present invention has the following advantages: 1, have three-axis moving ability, automatic spot is flexible accurately, production efficiency is high.2, the EM equipment module Combination Design of system is applicable to the spot welding of different battery set electrode sheets.3, capillary 141 pressure are adjustable, the variable Different electrodes weld tabs that is applicable to of capillary 141 orientations.4, the capillary on anodal lead can coaxially swing, not sticky pin during welding.
The foregoing is only preferred embodiment of the present invention, all equalizations of doing according to the present patent application the scope of the claims change and modify, and all should belong to covering scope of the present invention.
Claims (4)
1. a spot welding system for electrode plates of power battery pack, it is characterized in that: comprise one group of spot welding device being oppositely arranged side by side and a spot welding smelting tool clamping device, described spot welding device, spot welding smelting tool clamping device are all connected with the PLC of described system and spot welding smelting tool clamping device is arranged at the centre of this group spot welding device; Described spot welding device comprises base plate, side plate, lifting platform, spot-welding mechanism, make the Z axis motion that described lifting platform vertically moves and the X-axis motion that makes described spot-welding mechanism transverse shifting; Described side plate front is vertically arranged with two guide rails in parallel, and described side plate arranges with described base plate is vertical; Described Z axis motion is vertically installed on described base plate, and corresponding with described side plate; Described lifting platform is positioned on described base plate and one end is embedded on described guide rail slidably, and the other end is connected with described Z axis motion; Described X-axis motion is arranged on described lifting platform, and described spot-welding mechanism is fixedly installed on described X-axis motion and is perpendicular with described spot welding smelting tool clamping device; Described spot welding smelting tool clamping device comprises spot welding smelting tool slide unit, the Y-axis motion for clamping the clamp mechanism of spot welding smelting tool and making described spot welding smelting tool slide unit transverse shifting; Described clamp mechanism is arranged on described spot welding smelting tool slide unit and is perpendicular with described spot-welding mechanism, and described spot welding smelting tool slide unit has and is beneficial to two slide rails that spot welding smelting tool slide unit slides, and described Y-axis motion is connected with described spot welding smelting tool slide unit; Described spot-welding mechanism comprises capillary, capillary holder, weldering seat main body and for regulating the pressure-regulating device of capillary pressure; In described weldering seat main body, be embedded with anodal lead and negative pole lead, described capillary holder is connected with negative pole lead with the anodal lead of described weldering seat main body; Described capillary holder is embedded with described capillary; Described pressure-regulating device is embedded at the afterbody of described weldering seat main body and is connected with negative pole lead with described anodal lead; In described weldering seat main body, be relatively set with side by side a smelting tool cylinder and for rotating the whirligig of anodal lead, described whirligig comprises a swing arm and a push rod; One end of described swing arm is nested on described anodal lead, and the other end is fixedly connected with described push rod; The cylinder axis of described push rod and described smelting tool cylinder is connected.
2. spot welding system for electrode plates of power battery pack according to claim 1, is characterized in that: described X-axis motion comprises module slide unit and for controlling the X-axis servomotor of module slide unit transverse shifting; Described module slide unit upper surface is provided with the fixed head for fixing described spot-welding mechanism; Described module slide unit is located on described lifting platform, and described fixed head is fixed on described module slide unit, and described X-axis servomotor is located at the end of described module slide unit to control the transverse shifting of module slide unit; Described Z axis motion comprises supporting seat and is located at the Z axis servomotor of described supporting seat end; In described supporting seat, be provided with one first screw mandrel, described Z axis servomotor is connected with described the first screw mandrel through a shaft coupling; The other end of described lifting platform is connected with described the first screw mandrel by a lifting platform screw mandrel contiguous block, is beneficial to described Z axis servomotor and controls vertically moving of lifting platform by the first screw mandrel.
3. spot welding system for electrode plates of power battery pack according to claim 1, is characterized in that: described pressure-regulating device comprises one group of adjusting pressuring knob, one group of spacer shell, one group of screw rod, one group of spring, one group of spring upper support platform and one group of spring lower support platform; Described one group of spring lower support platform is set in respectively described anodal lead and negative pole lead; Described one group of adjusting pressuring knob is corresponding to be respectively sheathed on described spacer shell and to be fixed by screw rod; The afterbody of described screw rod is arranged with described spring upper support platform; Described spring is nested between described upper support platform and lower support platform, and upper support platform is corresponding with lower support platform.
4. spot welding system for electrode plates of power battery pack according to claim 2, is characterized in that: described for clamping that the clamp mechanism of spot welding smelting tool comprises support with clamping cylinder, clamping cylinder and for the bearing of fixing described clamping cylinder; Described support surface is provided with the locating slot for tack-weld smelting tool, described support is fixed on described spot welding smelting tool slide unit, one end of described bearing is vertical with described support to be arranged and is fixed on described spot welding smelting tool slide unit, the vertical setting of the other end of described clamping cylinder and described bearing and corresponding with described support, described 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 described locating slot; Described Y-axis motion comprises Y-axis servomotor, rolling bearing and the conveyer belt sliding on described two slide rails for controlling described spot welding smelting tool slide unit; Described rolling bearing is connected with described spot welding smelting tool slide unit end through one second screw mandrel; Sheathed described driving-belt between described Y-axis servomotor and described 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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|---|---|---|---|
| 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 CN102554438A (en) | 2012-07-11 |
| CN102554438B true CN102554438B (en) | 2014-08-13 |
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| CN102554438A (en) | 2012-07-11 |
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