CN103934605B - The full-automatic spot welding machine of electrode plates of power battery pack - Google Patents
The full-automatic spot welding machine of electrode plates of power battery pack Download PDFInfo
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- CN103934605B CN103934605B CN201410154246.4A CN201410154246A CN103934605B CN 103934605 B CN103934605 B CN 103934605B CN 201410154246 A CN201410154246 A CN 201410154246A CN 103934605 B CN103934605 B CN 103934605B
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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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/10—Spot welding; Stitch welding
- B23K11/11—Spot welding
- B23K11/115—Spot welding by means of two electrodes placed opposite one another on both sides of the welded parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/30—Features relating to electrodes
- B23K11/31—Electrode holders and actuating devices therefor
- B23K11/314—Spot welding guns, e.g. mounted on robots
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0247—Driving means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0252—Steering means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0408—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work for planar work
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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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
- B23K2101/38—Conductors
Abstract
The invention provides a kind of full-automatic spot welding machine of electrode plates of power battery pack, comprise a track, a plurality of tool, a tool propulsive mechanism, a tool transfer guiding mechanism, a tool ejecting mechanism, two spot welding heads, Liang Ge three-axis moving mechanism and positioning and clamping mechanisms; Describedly treat that the electrode plates of power battery pack of spot welding to be placed on described tool interval and to advance; Two spot welding heads lay respectively at track both sides and by three-axis moving mechanism controls spot welding head along three-axis moving; Described a plurality of tool advances charging by tool propulsive mechanism, and tool transfer guiding mechanism is shifted the tool after charging onto some welding position one by one and then clamped by described positioning and clamping mechanism, then releases discharging by described spot welding head point postwelding by described tool ejecting mechanism.The present invention is a kind of high efficiency, low consumption, welding quality are high, be easy to the intellectuality that is connected in the full-automatic spot welding machine of through-flow line type electrode plates of power battery pack.
Description
Technical field
The present invention relates to a kind of electrode plates of power battery pack spot welding automation equipment, be especially applicable to electric tool, the spot welding field of the medium-and-large-sized battery set electrode sheet such as 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.Current most domestic manufacturer all adopts Semiautomatic spot welding mode, and its shortcoming is mainly manifested in:
(1), welding labour intensity is large, welding efficiency is low.
(2), solder yield is low, the distortion of easy rosin joint, battery core, capillary bonding, the unequal defect of solder joint.
(3), special spot welding power drop into many, utilization rate is low, increase equipment cost.
(4), have special equipment comparatively independently, can not be connected with the production line of client, be unfavorable for producing line transformation, affect the raising of production efficiency.
Summary of the invention
The technical problem to be solved in the present invention, in view of above Shortcomings, provides the full-automatic spot welding machine that a kind of high efficiency, low consumption, welding quality are high, be easy to through-flow line type electrode plates of power battery pack in the intellectuality that is connected.
The present invention is achieved in that a kind of full-automatic spot welding machine of electrode plates of power battery pack, comprises a track, a plurality of tool, a tool propulsive mechanism, a tool transfer guiding mechanism, a tool ejecting mechanism, two spot welding heads, Liang Ge three-axis moving mechanism and positioning and clamping mechanisms; Describedly treat that the electrode plates of power battery pack of spot welding is placed on described tool, described tool in orbit interval advances; Described two spot welding heads lay respectively at the both sides of track and are located at respectively in three-axis moving mechanism described in, and by this three-axis moving mechanism controls spot welding head along three-axis moving; Described tool propulsive mechanism and tool ejecting mechanism are located at feed end and the discharge end of track respectively, and described tool transfer guiding mechanism is located between feed end and discharge end; Described positioning and clamping mechanism is located at by a welding position; Described a plurality of tool advances charging by tool propulsive mechanism, and tool transfer guiding mechanism is shifted the tool after charging onto some welding position one by one and then clamped by described positioning and clamping mechanism, then releases discharging by described spot welding head point postwelding by described tool ejecting mechanism.
Further, described tool propulsive mechanism comprises propulsive mechanism before and after a Z-shaped shifting block, about one telescoping mechanism and, and described Z-shaped shifting block is connected with described left and right telescoping mechanism and front and back propulsive mechanism respectively.
Further, described tool ejecting mechanism comprises propulsive mechanism before and after a Z-shaped shifting block, about one telescoping mechanism and, and described Z-shaped shifting block is connected with described left and right telescoping mechanism and front and back propulsive mechanism respectively.
Further, described left and right telescoping mechanism and front and back propulsive mechanism are cylinder.
Further, described tool transfer guiding mechanism comprises two L shape shifting blocks, two guide plates, one movable plate, one screw mandrel and a motor, described two L shape shifting blocks are located at the rear end of described movable plate and are positioned at the both sides of described track, about one telescopic cylinder is connected between described two L shape shifting blocks, described two guide plates are in the front end of described movable plate and be positioned at the both sides of described track, another left and right telescopic cylinder is connected between described two guide plates, and about two telescopic cylinders are positioned at the below of track, described guide plate arranges two leads in opposite directions, described tool is provided with a plurality of some welding hole mated with lead, described movable plate is set on described screw mandrel by a guide holder, one end of described screw mandrel connects described motor.
Further, the length of corresponding two stations of the distance of described two L shape shifting blocks and two guide plates.
Further, described spot welding head comprises body, capillary clamping device, capillary and pressure-regulating device, and described capillary holder, pressure-regulating device are located at the two ends of body respectively, and described capillary to be fixed on capillary clamping device and to stretch to tool.
Further, described spot welding head also comprises a positive pole spot welding shaft rotating device, described positive pole spot welding shaft rotating device comprises swivel head, rotating shaft and rotary cylinder, described swivel head one end connects capillary clamping device, the other end is arranged in the stage casing of body by rotating shaft, rotate the tip of the axis also Bonding pressure adjusting device, the middle part that rotary cylinder is located at rotating shaft promotes rotating shaft rotation.
Further, described capillary clamping device comprises capillary chuck and capillary holder, and capillary chuck is located on capillary holder, capillary chuck offers the bar-shaped trough for clamping described capillary, and this bar-shaped trough regulates the notch size of bar-shaped trough by screw.
Further, described three-axis moving mechanism comprises X-axis motion, Y-axis motion, Z axis motion and a supporting seat, described spot welding head is located on described X-axis motion, described X-axis motion is located on described Y-axis motion, described Y-axis motion is located on Z axis motion, and described Z axis motion is located on supporting seat.
Further, described X-axis motion comprises X-axis motor, X-axis screw mandrel and X-axis Mobile base, and described spot welding head is located on described X-axis Mobile base, and described X-axis Mobile base is set on described X-axis screw mandrel, and one end of described X-axis screw mandrel connects X-axis motor; Described Y-axis motion comprises y-axis motor, Y-axis screw mandrel and Y-axis Mobile base, and described X-axis motion is located on described Y-axis Mobile base, and described Y-axis Mobile base is set on described Y-axis screw mandrel, and one end of described Y-axis screw mandrel connects y-axis motor; Described Z axis motion comprises Z axis motor, Z axis screw mandrel and Z axis Mobile base, and described Y-axis motion is located on described Z axis Mobile base, and described Z axis Mobile base is set on described Z axis screw mandrel, and one end of described Z axis screw mandrel connects Z axis motor; Described Z axis motion is located on supporting seat.
Further, described tool comprises header board, rear plate, left backplate and right backplate, described header board, rear plate, left backplate and right backplate are connected to form the casing of hollow, described left backplate and right backplate are equipped with described plurality of points welding hole, describedly treat that the electrode plates of power battery pack of spot welding is placed in the casing of described hollow, two ends are located on described some welding hole.
Further, the below of described track is also provided with tool position-limit mechanism, described tool position-limit mechanism comprises a plurality of rotation catch that can stretch out track from bottom to top, also comprises being located at rotating shaft below track, rotating shaft holder, rotating plectrum, U-shaped push rod, limiting cylinder and cylinder holder; Described rotation catch is all fixedly connected with on the rotary shaft with rotation plectrum, described rotating shaft terminal is located on rotating shaft holder and also can rotates around rotating shaft holder, described rotation plectrum is provided with elongated hole, U-shaped push rod one end is connected on limiting cylinder, the other end is arranged in described elongated hole, and described limiting cylinder is fixed on the below of track by cylinder holder.
Tool of the present invention has the following advantages: three-axis moving mechanism controls spot welding head, along three-axis moving, can control spot welding head and does spot welding action and can accurately locate.Utilize the charging of tool propulsive mechanism tool to advance, utilize tool transfer guiding mechanism interlock station tool to advance location, again by clamp system clamping fixture, utilize tool ejecting mechanism that tool is released discharging, three Mechanism Combinations get up to control tool feeding transfer campaign.In addition, spot welding head is equipped with pressure-regulating device and positive pole spot welding shaft rotating device, pressure can be regulated as required before spot welding, after spot welding completes, positive pole does spinning movement, prevent sticky pin, capillary clamp system not only reliable clamping needle exchange spacing that is convenient but also capillary can adjust, in a big way to the strong adaptability of different nickel sheet.Modular spot welding head design, install and change conveniently, can adapt to multiple mash welder, versatility is high.In logical pipelined fabric, be easy to produce line with client and be connected, be conducive to the transformation and upgrade of product line, enhance productivity.
Accompanying drawing explanation
The present invention is further illustrated in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the overall perspective view of full-automatic spot welding machine of the present invention.
Fig. 2 is the overall plan structure schematic diagram of full-automatic spot welding machine of the present invention.
Fig. 3 is the structural representation of tool of the present invention.
Fig. 4 is the structural representation of tool propulsive mechanism of the present invention.
Fig. 5 is the structural representation of tool transfer guiding mechanism of the present invention.
Fig. 6 is the fit structure schematic diagram of tool transfer guiding mechanism of the present invention, positioning and clamping mechanism and track.
Fig. 7 is the structural representation of spot welding head of the present invention.
Fig. 8 is the structural representation of three-axis moving mechanism of the present invention.
Fig. 9 is the structural representation of tool position-limit mechanism of the present invention.
Detailed description of the invention
As shown in Figures 1 to 9, full-automatic spot welding machine of the present invention, comprises a track 1, a plurality of tool 2, tool propulsive mechanism 3, tool transfer guiding mechanism 4, tool ejecting mechanism 5, two spot welding heads 6, Liang Ge three-axis moving mechanism 7 and a positioning and clamping mechanism 8; Describedly treat that the electrode plates of power battery pack (not shown) of spot welding is placed on described tool 2, described tool 2 on path 1 interval advances; Described two spot welding heads 6 lay respectively at the both sides of track 1 and are located at respectively in three-axis moving mechanism 7 described in, and by this three-axis moving mechanism 7 control point soldering tip 6 along three-axis moving; Described tool propulsive mechanism 3 and tool ejecting mechanism 5 are located at feed end 11 and the discharge end 12 of track 1 respectively, and described tool transfer guiding mechanism 4 is located between feed end 11 and discharge end 12; Described positioning and clamping mechanism 8 is located at by a welding position; Described a plurality of tool 2 advances charging by tool propulsive mechanism 3, tool transfer guiding mechanism 4 is shifted the tool 2 after charging onto some welding position one by one and is then clamped by described positioning and clamping mechanism 8, then releases discharging by described spot welding head 6 postweldings by described tool ejecting mechanism 5.
As shown in Figure 3, described tool 2 Main Function loads power battery pack and electrode slice thereof exactly, it comprises header board 21, rear plate 22, left backplate 23 and right backplate 24, described header board 21, rear plate 22, left backplate 23 and right backplate 24 are connected to form the casing of hollow, described left backplate 23 and right backplate 24 are equipped with plurality of points welding hole 25, in the present embodiment, header board 21 and rear plate 22 are real as a whole, described in treat in the casing that the electrode plates of power battery pack of spot welding is placed in described hollow and locate.Described some welding hole 25 Main Function to allow capillary pass from a welding hole 25 to carry out spot welding to electrode plates of power battery pack.
For convenience of description, the position of track between feed end 11 and discharge end 12 is divided into A, B, C, D tetra-positions, wherein, A is feed position, and B is for preparing position, and C is some welding position, and D is for going out material level.
As shown in Figure 4, described tool propulsive mechanism 3 comprises propulsive mechanism 33 before and after Z-shaped shifting block 31, about telescoping mechanism 32 and, and described Z-shaped shifting block 31 is connected with described left and right telescoping mechanism 32 and front and back propulsive mechanism 33 respectively.In this embodiment, described tool ejecting mechanism 5 is identical with the structure of described tool propulsive mechanism 3, repeats no more herein.Described left and right telescoping mechanism 32 and front and back propulsive mechanism 33 are cylinder.
To have entered the A position of track 1 from feed end 11 at tool 2 after, the Z-shaped shifting block 31 of described tool propulsive mechanism 3 stretches into the rear end of tool 2 under the effect of left and right telescoping mechanism 32, then under the effect of front and back propulsive mechanism 33, Z-shaped shifting block 31 moves forward, can the tool 2 on A position be shifted onto B position, then under the effect of left and right telescoping mechanism 32, Z-shaped shifting block 31 shifts out the rear end of tool 2, completes a charging.During discharging, be identical principle, the tool 2 being in D position is moved to discharge end 12 by tool ejecting mechanism 5.
As shown in Figure 5 and Figure 6, described tool transfer guiding mechanism 4 comprises two L shape shifting blocks 41, two guide plates 42, one movable plate 43, one screw mandrel 45 and a motor 46, described two L shape shifting blocks 41 are located at the rear end of described movable plate 43 and are positioned at the both sides of described track 1, about one telescopic cylinder 47 is connected between described two L shape shifting blocks 41, described two guide plates 42 are in the front end of described movable plate 43 and be positioned at the both sides of described track 1, another left and right telescopic cylinder 48 is connected between described two guide plates 42, and about two telescopic cylinders 47 (48) are positioned at the below of track 1, described guide plate 42 arranges two leads 422 in opposite directions, lead 422 can mate with the some welding hole 25 on described tool 2 locates, described movable plate 43 is set on described screw mandrel 45 by a guide holder 432, one end of described screw mandrel 45 connects described motor 46.The length of corresponding two stations of distance of described two L shape shifting blocks 41 and two guide plates 42.Like this, form double, one of them work is some welding position, and another station, immediately following after a welding position, for ensuing spot welding is prepared, makes spot weld operation form compact pile line operation.
Described tool propulsive mechanism 3 tool 2 dragged on from feed end 11 track 1 B position after, two L shape shifting blocks 41 of described tool transfer guiding mechanism 4 inwardly shrink under the effect of left and right telescopic cylinder 47, embrace the tool 2 on tight B position, now two guide plates 42 also inwardly shrink under the effect of left and right telescopic cylinder 48, and the some welding hole 25 making its lead 422 stretch into the tool 2 being positioned at forward terminal welding position and C position blocks location; Then, under the effect of motor 46 and screw mandrel 45, two L shape shifting blocks 41 and two guide plates 42 move forward a station jointly, make the tool 2 on B position arrive C position, original tool 2 on a welding position are moved on to D position simultaneously.Shifted out by tool ejecting mechanism 5 again.
As shown in Figure 7, described spot welding head 6 comprises body 61, capillary clamping device 62, capillary 63 and pressure-regulating device 64, described capillary clamping device 62, pressure-regulating device 64 are located at the two ends of body 61 respectively, and described capillary 63 to be fixed on capillary clamping device 62 and to stretch to tool 2.Described spot welding head 6 also comprises a positive pole spot welding shaft rotating device 65, described positive pole spot welding shaft rotating device 65 comprises swivel head 651, rotating shaft 652 and rotary cylinder 653, described swivel head 651 one end connects capillary clamping device 62, the other end is arranged in the stage casing of body 61 by rotating shaft 652, the end also Bonding pressure adjusting device 64 of rotating shaft 652, the middle part promotion rotating shaft 652 that rotary cylinder 653 is located at rotating shaft 652 rotates.Spot welding head 6 is equipped with pressure-regulating device 64 and positive pole spot welding shaft rotating device 65, the pressure of spot welding action can be regulated as required by pressure-regulating device 64 before spot welding, after spot welding completes, make capillary 63 do spinning movement as positive pole by positive pole spot welding shaft rotating device 65, prevent sticky pin.Wherein, described capillary clamping device 62 comprises capillary chuck 621 and capillary holder 622, capillary chuck 621 is located on capillary holder 622, capillary chuck 621 offers bar-shaped trough 623, and outer portion screw (not shown) locking makes chuck elastic deformation to clamp capillary 63; So not only reliable clamping but also needle exchange are conveniently, and capillary holder 622 offer kidney slot (this view is invisible), the spacing of capillary can be adjusted in a big way, to the strong adaptability of different nickel sheet.
As shown in Figure 8, described three-axis moving mechanism 7 comprises X-axis motion 71, Y-axis motion 72, Z axis motion 73 and a supporting seat 74, described spot welding head 6 is located on described X-axis motion 71, described X-axis motion 71 is located on described Y-axis motion 72, described Y-axis motion 72 is located on Z axis motion 71, and described Z axis motion 73 is located on supporting seat 74.Described Z axis motion 73 can move up and down by relative support seat 74, drives Y-axis motion 72 to move up and down simultaneously; Y-axis motion 72 can seesaw by Z axis motion 73 relatively, drives X-axis motion 71 to seesaw simultaneously; X-axis motion 71 can relative orbit 1 do near and away from direction motion, drive simultaneously spot welding head 6 relative orbit 1 do near and away from direction motion.Therefore three-axis moving mechanism 7 can drive spot welding head 6 to move back and forth on X, Y and Z-direction, thus realizes the accurate spot welding action of spot welding head 6.
Described X-axis motion 71 comprises X-axis motor 711, X-axis screw mandrel 712 and X-axis Mobile base 713, described spot welding head 6 is located on described X-axis Mobile base 713, described X-axis Mobile base 713 is set on described X-axis screw mandrel 712, and one end of described X-axis screw mandrel 712 connects X-axis motor 711; X-axis motor 711 drives X-axis screw mandrel 712 to rotate, and makes X-axis Mobile base 713 drive spot welding head 6 to move back and forth along X-direction.
Described Y-axis motion 72 comprises y-axis motor 721, Y-axis screw mandrel 722 and Y-axis Mobile base 723, described X-axis motion 71 is located on described Y-axis Mobile base 723, described Y-axis Mobile base 723 is set on described Y-axis screw mandrel 722, and one end of described Y-axis screw mandrel 722 connects y-axis motor 721; Y-axis motor 721 drives Y-axis screw mandrel 722 to rotate, and makes Y-axis Mobile base 723 drive X-axis motion 71 to move back and forth along Y direction.
Described Z axis motion 73 comprises Z axis motor 731, Z axis screw mandrel 732 and Z axis Mobile base 733, described Y-axis motion 72 is located on described Z axis Mobile base 713, described Z axis Mobile base 733 is set on described Z axis screw mandrel 732, and one end of described Z axis screw mandrel 732 connects Z axis motor 731; Described Z axis motion 73 is located on supporting seat 74.Z axis motor 731 drives Z axis screw mandrel 732 to rotate, and makes Z axis Mobile base 713 drive Y-axis motion 72 to move back and forth along Z-direction.
Again as shown in Figure 6, positioning and clamping mechanism 8 comprises two clamp clip 81 and clamping cylinders 82, and described two clamp clips 81 are located at a both sides for welding position place track 1, and described clamping cylinder 82 to be connected between two intermediate plates 81 and to be positioned at the below of described track 1.When needing the tool 2 on clamping point welding position, being first that clamping cylinder 82 shrinks, driving two clamp clips 81 to inside contract thus clamping fixture 2, when unclamping, is then that clamping cylinder 82 stretches, and drives two clamp clips 81 outwards move thus unclamp tool 2.
As shown in Fig. 1 and Fig. 6 and Fig. 9, the below of described track 1 is also provided with tool position-limit mechanism 9, described tool position-limit mechanism 9 comprises a plurality of rotation catch 91 that can stretch out track from bottom to top, also comprise the rotating shaft 92 be located at below track, rotating shaft holder 93, rotate plectrum 94, U-shaped push rod 95, limiting cylinder 96 and cylinder holder 97, described rotation catch 91 and rotation plectrum 94 are all fixedly connected on rotating shaft 92, described rotating shaft 92 two ends are located on rotating shaft holder 93 and also can rotate around rotating shaft holder 93, described rotation plectrum 94 is provided with elongated hole 942, U-shaped push rod 95 one end is connected on limiting cylinder 96, the other end is arranged in described elongated hole 942, described limiting cylinder 96 is fixed on the below of track 1 by cylinder holder 97.Like this, when sensing tool, limiting cylinder 96 is released, rotation plectrum 94 is subject to thrust and driven rotary axle 92 rotates, thus driven rotary catch 91 rotates, thus stretch out on track 1 from bottom to top or sink to track 1 time, track 1 is also provided with elongated hole 15 (see Fig. 6), for rotating the space needed when catch 91 rotates.
Shown in composition graphs 1 to Fig. 9, operation principle of the present invention is as follows:
1, describedly treat that the electrode plates of power battery pack (not shown) of spot welding is placed on described tool 2, to have entered the A position of track 1 from feed end 11 at tool 2 after, first under the effect of tool propulsive mechanism 3, tool 2 enters B position from the A position of track 1, C position is moved to again by described tool transfer guiding mechanism 4, then spacing by tool position-limit mechanism 9, by positioning and clamping mechanism 8, the tool 2 on C position is clamped simultaneously, now by Liang Ge three-axis moving mechanism 7, spot welding head 6 is carried out spot weld operation to the electrode plates of power battery pack in the tool 2 of a welding position (i.e. C position).
2, when the tool 2 on a welding position (i.e. C position) completes a postwelding, positioning and clamping mechanism 8 loses clamping, position-limit mechanism 9 loses spacing, described tool propulsive mechanism 3, tool transfer guiding mechanism 4, tool ejecting mechanism 5 synchronization action, push ahead the distance of a station by the tool 2 on A position, B position and C position.Now by Liang Ge three-axis moving mechanism 7, spot welding head 6 is carried out spot weld operation to the electrode plates of power battery pack in the tool 2 of a welding position (i.e. C position) again.
3, when the tool 2 on a welding position (i.e. C position) completes a postwelding, positioning and clamping mechanism 8 loses clamping, position-limit mechanism 9 loses spacing, described tool propulsive mechanism 3, tool transfer guiding mechanism 4, tool ejecting mechanism 5 synchronization action, push ahead the distance of a station by the tool 2 on A position, B position, C position and D position.Then by Liang Ge three-axis moving mechanism 7, the electrode plates of power battery pack in the tool on spot welding head 6 pairs of C positions is carried out spot weld operation.So go round and begin again, the pile line operation of spot welding can be carried out.
In sum, the advantage of full-automatic spot welding machine of the present invention: three-axis moving mechanism controls spot welding head, along three-axis moving, can control spot welding head and does spot welding action and can accurately locate.Utilize the charging of tool propulsive mechanism tool to advance, utilize tool transfer guiding mechanism interlock station tool to advance location, again by clamp system clamping fixture, utilize tool ejecting mechanism that tool is released discharging, three Mechanism Combinations get up to control tool feeding transfer campaign.Spot welding head is equipped with pressure-regulating device and positive pole spot welding shaft rotating device (how realizing), pressure can be regulated as required before spot welding, after spot welding completes, positive pole does spinning movement, prevent sticky pin, capillary clamp system not only reliable clamping needle exchange spacing that is convenient but also capillary can adjust, in a big way to the strong adaptability (how realizing) of different nickel sheet.Modular spot welding head design, install and change conveniently, can adapt to multiple mash welder, versatility is high.In logical pipelined fabric, be easy to produce line with client and be connected, be conducive to the transformation and upgrade of product line, enhance productivity.
Although the foregoing describe the specific embodiment of the present invention; but be familiar with those skilled in the art to be to be understood that; specific embodiment described by us is illustrative; instead of for the restriction to scope of the present invention; those of ordinary skill in the art, in the modification of the equivalence done according to spirit of the present invention and change, should be encompassed in scope that claim of the present invention protects.
Claims (13)
1. a full-automatic spot welding machine for electrode plates of power battery pack, is characterized in that: comprise a track, a plurality of tool, a tool propulsive mechanism, a tool transfer guiding mechanism, a tool ejecting mechanism, two spot welding heads, Liang Ge three-axis moving mechanism and positioning and clamping mechanisms; Describedly treat that the electrode plates of power battery pack of spot welding is placed on described tool, described tool in orbit interval advances; Described two spot welding heads lay respectively at the both sides of track and are located at respectively in three-axis moving mechanism described in, and by this three-axis moving mechanism controls spot welding head along three-axis moving; Described tool propulsive mechanism and tool ejecting mechanism are located at feed end and the discharge end of track respectively, and described tool transfer guiding mechanism is located between feed end and discharge end; Described positioning and clamping mechanism is located at by a welding position; Described a plurality of tool advances charging by tool propulsive mechanism, and tool transfer guiding mechanism is shifted the tool after charging onto some welding position one by one and then clamped by described positioning and clamping mechanism, then releases discharging by described spot welding head point postwelding by described tool ejecting mechanism;
Described tool propulsive mechanism comprises propulsive mechanism before and after a Z-shaped shifting block, about one telescoping mechanism and, and described Z-shaped shifting block is connected with described left and right telescoping mechanism and front and back propulsive mechanism respectively.
2. the full-automatic spot welding machine of electrode plates of power battery pack according to claim 1, it is characterized in that: described tool ejecting mechanism comprises propulsive mechanism before and after a Z-shaped shifting block, about one telescoping mechanism and, and in this tool ejecting mechanism, described Z-shaped shifting block is connected with described left and right telescoping mechanism and front and back propulsive mechanism respectively.
3. the full-automatic spot welding machine of electrode plates of power battery pack according to claim 2, is characterized in that: the described left and right telescoping mechanism in described tool propulsive mechanism and described tool ejecting mechanism and front and back propulsive mechanism are cylinder.
4. the full-automatic spot welding machine of electrode plates of power battery pack according to claim 1, it is characterized in that: described tool transfer guiding mechanism comprises two L shape shifting blocks, two guide plates, one movable plate, one screw mandrel and a motor, described two L shape shifting blocks are located at the rear end of described movable plate and are positioned at the both sides of described track, about one telescopic cylinder is connected between described two L shape shifting blocks, described two guide plates are in the front end of described movable plate and be positioned at the both sides of described track, another left and right telescopic cylinder is connected between described two guide plates, and about two telescopic cylinders are positioned at the below of track, described guide plate arranges two leads in opposite directions, described tool is provided with a plurality of some welding hole mated with lead, described movable plate is set on described screw mandrel by a guide holder, one end of described screw mandrel connects described motor.
5. the full-automatic spot welding machine of electrode plates of power battery pack according to claim 4, is characterized in that: the length of corresponding two stations of distance of described two L shape shifting blocks and two guide plates.
6. the full-automatic spot welding machine of electrode plates of power battery pack according to claim 5, it is characterized in that: described spot welding head comprises body, capillary clamping device, capillary and pressure-regulating device, described capillary holder, pressure-regulating device are located at the two ends of body respectively, and described capillary to be fixed on capillary clamping device and to stretch to tool.
7. the full-automatic spot welding machine of electrode plates of power battery pack according to claim 6, it is characterized in that: described spot welding head also comprises a positive pole spot welding shaft rotating device, described positive pole spot welding shaft rotating device comprises swivel head, rotating shaft and rotary cylinder, described swivel head one end connects capillary clamping device, the other end is arranged in the stage casing of body by rotating shaft, rotate the tip of the axis and also connect described pressure regulation device, the middle part that rotary cylinder is located at rotating shaft promotes rotating shaft rotation.
8. the full-automatic spot welding machine of electrode plates of power battery pack according to claim 6, it is characterized in that: described capillary clamping device comprises capillary chuck and capillary holder, capillary chuck is located on capillary holder, capillary chuck offers the bar-shaped trough for clamping described capillary, this bar-shaped trough regulates the notch size of bar-shaped trough by screw.
9. the full-automatic spot welding machine of electrode plates of power battery pack according to claim 1, it is characterized in that: described three-axis moving mechanism comprises X-axis motion, Y-axis motion, Z axis motion and a supporting seat, described spot welding head is located on described X-axis motion, described X-axis motion is located on described Y-axis motion, described Y-axis motion is located on Z axis motion, and described Z axis motion is located on supporting seat.
10. the full-automatic spot welding machine of electrode plates of power battery pack according to claim 9, is characterized in that:
Described X-axis motion comprises X-axis motor, X-axis screw mandrel and X-axis Mobile base, and described spot welding head is located on described X-axis Mobile base, and described X-axis Mobile base is set on described X-axis screw mandrel, and one end of described X-axis screw mandrel connects X-axis motor;
Described Y-axis motion comprises y-axis motor, Y-axis screw mandrel and Y-axis Mobile base, and described X-axis motion is located on described Y-axis Mobile base, and described Y-axis Mobile base is set on described Y-axis screw mandrel, and one end of described Y-axis screw mandrel connects y-axis motor;
Described Z axis motion comprises Z axis motor, Z axis screw mandrel and Z axis Mobile base, and described Y-axis motion is located on described Z axis Mobile base, and described Z axis Mobile base is set on described Z axis screw mandrel, and one end of described Z axis screw mandrel connects Z axis motor; Described Z axis motion is located on supporting seat.
The full-automatic spot welding machine of 11. electrode plates of power battery packs according to claim 1, it is characterized in that: described positioning and clamping mechanism comprises two clamp clips and a clamping cylinder, described two clamp clips are located at a both sides for welding position place track, and described clamping cylinder to be connected between two clamp clips and to be positioned at the below of described track.
The full-automatic spot welding machine of 12. electrode plates of power battery packs according to claim 4, it is characterized in that: described tool comprises header board, rear plate, left backplate and right backplate, described header board, rear plate, left backplate and right backplate are connected to form the casing of hollow, described left backplate and right backplate are equipped with described plurality of points welding hole, describedly treat that the electrode plates of power battery pack of spot welding is placed in the casing of described hollow, two ends are located on described some welding hole.
The full-automatic spot welding machine of 13. electrode plates of power battery packs according to claim 1, it is characterized in that: the below of described track is also provided with tool position-limit mechanism, described tool position-limit mechanism comprise a plurality of can stretch out track from bottom to top rotation catch, be located at rotating shaft, rotating shaft holder below track, rotate plectrum, U-shaped push rod, limiting cylinder and cylinder holder; Described rotation catch is all fixedly connected with on the rotary shaft with rotation plectrum, described rotating shaft terminal is located on rotating shaft holder and also can rotates around rotating shaft holder, described rotation plectrum is provided with elongated hole, U-shaped push rod one end is connected on limiting cylinder, the other end is arranged in described elongated hole, and described limiting cylinder is fixed on the below of track by cylinder holder.
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| CN201410154246.4A CN103934605B (en) | 2014-04-17 | 2014-04-17 | The full-automatic spot welding machine of electrode plates of power battery pack |
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| CN201410154246.4A CN103934605B (en) | 2014-04-17 | 2014-04-17 | The full-automatic spot welding machine of electrode plates of power battery pack |
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Address after: Mawei District 350000 Fujian city of Fuzhou province Kuaian Majiang Shishi Avenue Road No. 6 1-4 floor Patentee after: FUJIAN NEBULA ELECTRONICS CO., LTD. Address before: 350000 Productivity Promotion Center, No. 8, star hair Road, Mawei District, Fujian, Fuzhou 3, 304 Patentee before: FUJIAN NEBULA ELECTRONICS CO., LTD. |
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Denomination of invention: Full-automatic spot welding machine for power battery pack electrode slice Effective date of registration: 20200703 Granted publication date: 20160406 Pledgee: China Exim Bank Fujian branch Pledgor: FUJIAN NEBULA ELECTRONICS Co.,Ltd. Registration number: Y2020980003784 |