CN103934605A - Full-automatic spot welding machine for power battery pack electrode slice - Google Patents
Full-automatic spot welding machine for power battery pack electrode slice Download PDFInfo
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- CN103934605A CN103934605A CN201410154246.4A CN201410154246A CN103934605A CN 103934605 A CN103934605 A CN 103934605A CN 201410154246 A CN201410154246 A CN 201410154246A CN 103934605 A CN103934605 A CN 103934605A
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Robotics (AREA)
- Resistance Welding (AREA)
Abstract
The invention provides a full-automatic spot welding machine for a power battery pack electrode slice. The full-automatic spot welding machine comprises a rail, a plurality of jigs, a jig pushing-in mechanism, a jig transfer guide mechanism, a jig pushing-out mechanism, two spot welding heads, two three-axis motion mechanisms and a positioning clamping mechanism. The power battery pack electrode slice on which spot welding is about to be conducted is placed on the jigs to intermittently move forwards. The two spot welding heads are located on the two sides of the rail respectively and controlled by the three-axis motion mechanisms to move along three axes. The jigs are pushed in by the jig pushing-in mechanism for feeding, the fed jigs are pushed to spot welding positions one by one through the jig transfer guide mechanism and then are clamped through the positioning clamping mechanism, and then the jigs are pushed out through the jig pushing-out mechanism after spot welding is conducted through the spot welding heads. The intelligent user-related assembly line type full-automatic spot welding machine for the power battery pack electrode slice is high in efficiency, low in consumption, high in welding quality, and easy to link.
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.Most domestic manufacturer all adopts Semiautomatic spot welding mode at present, and its shortcoming is mainly manifested in:
(1), welding labour intensity is large, welding efficiency is low.
(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 drops into manyly, utilization rate is low, increases equipment cost.
(4), existing special equipment is comparatively independent, can not be connected with client's production line, is unfavorable for producing line transformation, affects 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 that a kind of high efficiency, low consumption, welding quality are high, the full-automatic spot welding machine of through-flow line type electrode plates of power battery pack in the intellectuality that is easy to be 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 intermittently advances in orbit; Described in described two spot welding heads lay respectively at the both sides of track and are located at one respectively in three-axis moving mechanism, 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 respectively feed end and the discharge end of track, 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 one by one the tool after charging onto some welding position and then by described positioning and clamping mechanism, clamped, then by described tool ejecting mechanism, releases discharging by described spot welding head point postwelding.
Further, described tool propulsive mechanism comprises a Z-shaped shifting block, a left and right telescoping mechanism and a front and back propulsive mechanism, and described Z-shaped shifting block is connected with described transversal stretching mechanism and front and back propulsive mechanism respectively.
Further, described tool ejecting mechanism comprises a Z-shaped shifting block, a left and right telescoping mechanism and a front and back propulsive mechanism, and described Z-shaped shifting block is connected with described transversal stretching 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 shaped shifting blocks, two guide plates, one movable plate, one screw mandrel and a motor, described two L shaped shifting blocks are located at the rear end of described movable plate and are positioned at the both sides of described guide rail, between described two L shaped shifting blocks, connect a left and right telescopic cylinder, described two guide plates are at the front end of described movable plate and be positioned at the both sides of described guide rail, between described two guide plates, connect another left and right telescopic cylinder, and two left and right telescopic cylinders are positioned at the below of guide rail, described guide plate arranges two leads in opposite directions, described tool is provided with a plurality of some welding holes that mate 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 shaped 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 respectively the two ends of body, and described capillary is fixed on capillary clamping device and stretches to tool.
Further, described spot welding head also comprises an anodal spot welding shaft rotating device, described anodal 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, rotation the tip of the axis is Bonding pressure adjusting device also, and 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, offers for clamping the bar-shaped trough of described capillary on capillary chuck, 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 the moving cover for seat of described y-axis shift is located 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, on described left backplate and right backplate, be 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 the rotating shaft, rotating shaft holder, rotation plectrum, U-shaped push rod, limiting cylinder and the cylinder holder that are located at track below; Described rotation catch and rotation plectrum are all fixedly connected on rotating shaft, described rotating shaft terminal is located on rotating shaft holder and 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 be controlled 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 mechanism clamping fixture, utilize tool ejecting mechanism that tool is released to discharging, three Mechanism Combinations get up to control tool feeding transfer campaign.In addition, on spot welding head, be equipped with pressure-regulating device and anodal spot welding shaft rotating device, before spot welding, can regulate as required pressure, after spot welding completes, positive pole is done spinning movement, prevent sticky pin, capillary clamp mechanism not only reliable clamping needle exchange spacing convenient but also capillary can be adjusted in a big way, the strong adaptability to different nickel sheets.Modular spot welding head design, installs and changes conveniently, can adapt to multiple mash welder, and versatility is high.In through-flow line type structure, be easy to produce line with client and be connected, be conducive to produce line transformation and upgrade, 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 whole perspective view of full-automatic spot welding machine of the present invention.
Fig. 2 is the whole 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 guide rail.
Fig. 7 is the structural representation of spot welding head of the present invention.
Fig. 8 is the structural representation of three-axis moving of the present invention mechanism.
Fig. 9 is the structural representation of tool position-limit mechanism of the present invention.
The specific embodiment
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, a tool propulsive mechanism 3, a tool transfer guiding mechanism 4, a tool ejecting mechanism 5, two spot welding heads 6, Liang Ge three-axis moving mechanism 7 and positioning and clamping mechanisms 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 intermittently advances on track 1; Described in described two spot welding heads 6 lay respectively at the both sides of track 1 and are located at one respectively, in three-axis moving mechanism 7, Bing Yougai three-axis moving mechanism 7 control point soldering tips 6 are along three-axis moving; Described tool propulsive mechanism 3 and tool ejecting mechanism 5 are located at respectively feed end 11 and the discharge end 12 of track 1, 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 one by one the tool after charging 2 onto some welding position and then by described positioning and clamping mechanism 8, is clamped, then by described tool ejecting mechanism 5, releases discharging by 6 postweldings of described spot welding head.
As shown in Figure 3, described tool 2 Main Functions load 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, on described left backplate 23 and right backplate 24, be equipped with plurality of points welding hole 25, in the present embodiment, header board 21 and rear plate 22 is real as a whole, described in treat spot welding electrode plates of power battery pack be placed in the casing of described hollow and location.Described some welding hole 25 Main Functions are to allow capillary pass so that electrode plates of power battery pack is carried out to spot welding from a welding hole 25.
For convenience of description, the position by track between feed end 11 and discharge end 12 is divided into A, B, C, tetra-positions of D, and 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 a Z-shaped shifting block 31, a left and right telescoping mechanism 32 and a front and back propulsive mechanism 33, and described Z-shaped shifting block 31 is connected with described transversal stretching 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.
At tool 2, from feed end 11, entered the A position of guide rail 1, 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 shift the locational tool 2 of A 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, tool ejecting mechanism 5 moves to discharge end 12 by the tool in D position 2.
As shown in Figure 5 and Figure 6, described tool transfer guiding mechanism 4 comprises two L shaped shifting blocks 41, two guide plates 42, one movable plate 43, one screw mandrel 45 and a motor 46, described two L shaped shifting blocks 41 are located at the rear end of described movable plate 43 and are positioned at the both sides of described guide rail 1, between described two L shaped shifting blocks 41, connect a left and right telescopic cylinder 47, described two guide plates 42 are at the front end of described movable plate 43 and be positioned at the both sides of described guide rail 1, between described two guide plates 42, connect another left and right telescopic cylinder 48, and two left and right telescopic cylinder 47(48) be positioned at the below of guide rail 1, described guide plate 42 arranges two leads 422 in opposite directions, lead 422 can mate location with the some welding hole 25 on described tool 2, 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 shaped 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.
At described tool propulsive mechanism 3, tool 2 has been dragged on from feed end 11 the B position of guide rail 1, two L shaped shifting blocks 41 of described tool transfer guiding mechanism 4 inwardly shrink under the effect of left and right telescopic cylinder 47, embrace the locational tool 2 of tight B, now two guide plates 42 also inwardly shrink under the effect of left and right telescopic cylinder 48, and its lead 422 being stretched into be positioned at forward terminal welding position is that the some welding hole 25 of the tool 2 of C position blocks location; Then under the effect of motor 46 and screw mandrel 45, two L shaped shifting blocks 41 and two guide plates 42 move forward a station jointly, make the locational tool 2 of B arrive C position, original tool 2 on a welding position are moved on to D position simultaneously.By tool ejecting mechanism 5, shifted out 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 respectively the two ends of body 61, and described capillary 63 is fixed on capillary clamping device 62 and stretches to tool 2.Described spot welding head 6 also comprises an anodal spot welding shaft rotating device 65, described anodal spot welding shaft rotating device 65 comprises swivel head 651, rotating shaft 652 and rotary cylinder 653, described swivel head 651 one end connect capillary clamping device 62, the other end is arranged in the stage casing of body 61 by rotating shaft 652, the end of rotating shaft 652 is Bonding pressure adjusting device 64 also, and the middle part that rotary cylinder 653 is located at rotating shaft 652 promotes rotating shaft 652 rotations.On spot welding head 6, be equipped with pressure-regulating device 64 and anodal spot welding shaft rotating device 65, before spot welding, can by pressure-regulating device 64, regulate as required the pressure of spot welding action, after spot welding completes, by anodal spot welding shaft rotating device 65, make capillary 63 do spinning movement as positive pole, 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, offers bar-shaped trough 623 on capillary chuck 621, and outer portion screw (not shown) locking makes chuck strain to clamp capillary 63; So not only reliable clamping but also needle exchange are convenient, and on capillary holder 622, offer kidney slot (this view is invisible), the spacing of capillary can be adjusted in a big way, the strong adaptability to different nickel sheets.
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 relatively supporting seat 74 moves up and down, and drives Y-axis motion 72 to move up and down simultaneously; Y-axis motion 72 relatively Z axis motion 73 seesaws, and drives X-axis motion 71 to seesaw simultaneously; X-axis motion 71 relatively guide rail 1 do near and away from direction motion, drive simultaneously the relative guide rail 1 of spot welding head 6 do near and away from direction move.Therefore three-axis moving mechanism 7 can drive spot welding head 6 to move back and forth in X, Y and Z-direction, thereby 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 clips 81 and a clamping cylinder 82, and described two clamp clips 81 are located at a both sides for welding position place guide rail 1, and described clamping cylinder 82 is connected between two intermediate plates 81 and is positioned at the below of described guide rail 1.During tool 2 on needing clamping point welding position, being first that clamping cylinder 82 shrinks, thereby driving two clamp clips 81 to inside contract clamping fixture 2, while unclamping, is that clamping cylinder 82 stretches, thus drive two clamp clips 81 outwards motion 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 that is located at track below, rotating shaft holder 93, rotation 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 can rotate around rotating shaft holder 93, described rotation plectrum 94 is provided with elongated hole 942, U-shaped push rod 95 one end are 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 92 rotations of driven rotary axle, thereby driven rotary catch 91 rotates, thereby stretch out on track 1 from bottom to top or sink to track 1 time, on track 1, being also provided with elongated hole 15(and seeing Fig. 6), the space needing while rotating for rotation catch 91.
In conjunction with shown in Fig. 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, at tool 2, from feed end 11, entered the A position of guide rail 1, first under the effect of tool propulsive mechanism 3, tool 2 enters B position from the A position of track 1, by described tool transfer guiding mechanism 4, move to C position again, then spacing by tool position-limit mechanism 9, by positioning and clamping mechanism 8, the locational tool 2 of C is clamped simultaneously, now by Liang Ge three-axis moving mechanism 7, the electrode plates of power battery pack in the tool 2 of 6 pairs of some welding positions of spot welding head (being C position) is carried out to spot weld operation.
2, the tool 2 on a welding position (being 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 actions, push ahead the locational tool 2 of A position, B position and C the distance of a station.Now by Liang Ge three-axis moving mechanism 7, the electrode plates of power battery pack in the tool 2 of 6 pairs of some welding positions of spot welding head (being C position) is carried out to spot weld operation again.
3, the tool 2 on a welding position (being 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 actions, push ahead the locational tool 2 of A position, B position, C position and D the distance of a station.Then by Liang Ge three-axis moving mechanism 7, the electrode plates of power battery pack in 6 pairs of locational tools of C of spot welding head is carried out to spot weld operation.So go round and begin again, can carry out the pile line operation of spot welding.
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 be controlled 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 mechanism clamping fixture, utilize tool ejecting mechanism that tool is released to discharging, three Mechanism Combinations get up to control tool feeding transfer campaign.On spot welding head, be equipped with pressure-regulating device and anodal spot welding shaft rotating device (how realizing), before spot welding, can regulate as required pressure, after spot welding completes, positive pole is done spinning movement, prevent sticky pin, capillary clamp mechanism not only reliable clamping needle exchange spacing convenient but also capillary can be adjusted in a big way, to the strong adaptability of different nickel sheets (how realizing).Modular spot welding head design, installs and changes conveniently, can adapt to multiple mash welder, and versatility is high.In through-flow line type structure, be easy to produce line with client and be connected, be conducive to produce line transformation and upgrade, enhance productivity.
Although more than described the specific embodiment of the present invention; but being familiar with those skilled in the art is to be understood that; our described specific embodiment is illustrative; rather than for the restriction to scope of the present invention; those of ordinary skill in the art are in equivalent modification and the variation done according to spirit of the present invention, all should be encompassed in the scope that claim of the present invention protects.
Claims (14)
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 intermittently advances in orbit; Described in described two spot welding heads lay respectively at the both sides of track and are located at one respectively in three-axis moving mechanism, 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 respectively feed end and the discharge end of track, 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 one by one the tool after charging onto some welding position and then by described positioning and clamping mechanism, clamped, then by described tool ejecting mechanism, releases discharging by described spot welding head point postwelding.
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 propulsive mechanism comprises a Z-shaped shifting block, a left and right telescoping mechanism and a front and back propulsive mechanism, described Z-shaped shifting block is connected with described transversal stretching 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 1 and 2, it is characterized in that: described tool ejecting mechanism comprises a Z-shaped shifting block, a left and right telescoping mechanism and a front and back propulsive mechanism, described Z-shaped shifting block is connected with described transversal stretching mechanism and front and back propulsive mechanism respectively.
4. the full-automatic spot welding machine of electrode plates of power battery pack according to claim 3, is characterized in that: described left and right telescoping mechanism and front and back propulsive mechanism are cylinder.
5. 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 shaped shifting blocks, two guide plates, one movable plate, one screw mandrel and a motor, described two L shaped shifting blocks are located at the rear end of described movable plate and are positioned at the both sides of described guide rail, between described two L shaped shifting blocks, connect a left and right telescopic cylinder, described two guide plates are at the front end of described movable plate and be positioned at the both sides of described guide rail, between described two guide plates, connect another left and right telescopic cylinder, and two left and right telescopic cylinders are positioned at the below of guide rail, described guide plate arranges two leads in opposite directions, described tool is provided with a plurality of some welding holes that mate with lead, described movable plate is set on described screw mandrel by a guide holder, one end of described screw mandrel connects described motor.
6. the full-automatic spot welding machine of electrode plates of power battery pack according to claim 1, is characterized in that: the length of corresponding two stations of distance of described two L shaped shifting blocks and two guide plates.
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 comprises body, capillary clamping device, capillary and pressure-regulating device, described capillary holder, pressure-regulating device are located at respectively the two ends of body, and described capillary is fixed on capillary clamping device and stretches to tool.
8. the full-automatic spot welding machine of electrode plates of power battery pack according to claim 7, it is characterized in that: described spot welding head also comprises an anodal spot welding shaft rotating device, described anodal 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, rotation the tip of the axis also connects described pressure regulation device, and the middle part that rotary cylinder is located at rotating shaft promotes rotating shaft rotation.
9. the full-automatic spot welding machine of electrode plates of power battery pack according to claim 7, it is characterized in that: described capillary clamping device comprises capillary chuck and capillary holder, capillary chuck is located on capillary holder, on capillary chuck, offer for clamping the bar-shaped trough of described capillary, this bar-shaped trough regulates the notch size of bar-shaped trough by screw.
10. 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.
The full-automatic spot welding machine of 11. electrode plates of power battery packs according to claim 1, 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 the moving cover for seat of described y-axis shift is located 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 12. 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 guide rail, and described clamping cylinder is connected between two clamp clips and is positioned at the below of described guide rail.
The full-automatic spot welding machine of 13. electrode plates of power battery packs according to claim 5, 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, on described left backplate and right backplate, be 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 14. 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 comprises a plurality of rotation catch that can stretch out track from bottom to top, the rotating shaft that is located at track below, rotating shaft holder, rotation plectrum, U-shaped push rod, limiting cylinder and cylinder holder; Described rotation catch and rotation plectrum are all fixedly connected on rotating shaft, described rotating shaft terminal is located on rotating shaft holder and 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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| CN104191118A (en) * | 2014-09-12 | 2014-12-10 | 林科晓 | Battery spot-welding machine |
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| CN107553875A (en) * | 2017-09-22 | 2018-01-09 | 苏州欣航微电子有限公司 | A kind of laser infrared transmitting tube for hot melt rubber stick moves adjusting means |
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| CN108581280A (en) * | 2018-04-19 | 2018-09-28 | 柯文生 | New energy resource power battery welding equipment |
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| CN110091047A (en) * | 2019-05-28 | 2019-08-06 | 东莞市腾威动力新能源有限公司 | A kind of spot-welding equipment for electrode plates of power battery pack |
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| CN111633316A (en) * | 2020-04-29 | 2020-09-08 | 朱法宪 | Automatic spot welding machine for assembling slot-shaped plate |
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| CN112916993B (en) * | 2021-02-01 | 2022-07-26 | 苏州萨瓦智能科技有限公司 | Automatic double-station spot welding equipment |
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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 |