Parallel-connection net forming method of lithium battery

Technical Field

The present invention relates to lithium battery manufacturing field, and in particular relates to a lithium battery and the interconnection forming method.

Background Art

Lithium battery in the production process to be carried out by one of the important steps is nickel with cuts puts of spot welding, the use of nickel with the lithium ion core series-parallel together. Nickel with spot welding is the junction of the various nickel with welding and make the nickel with a . After, a plurality of lithium ion batteries use and the networking circuit is connected, then the its packaging carries the box body. However, in the prior art, in the nickel with made in the process and networking, artificial nickel with roll nickel with laid on the nickel with the positioning plate, and then welded by using the electric iron, high labor intensity, nickel with and networking with low efficiency.

For example, the prior disclosed number CN102760854A Chinese invention discloses "battery pack", with the internal thread of the bolt and a single battery, battery fixed frame, and networking, and battery pack positive, negative fixing frame, through the threaded connection between the series of the battery, and the battery through the interconnection between the parallel, battery fixed frame and and networking, bus piece is provided with holes, each single cell gap is formed between the, by the gap and the heat the heat can be directly to the battery. The number and CN205921027U Chinese utility model discloses "a with current-limiting battery and networking", including the body and networking, and networking body includes a plurality of flakes, connecting edge is provided with at least one of connecting point; two adjacent connecting the connecting pivot between the relatively set up, two connecting pivot connected through limits the class department, introduced and the interconnection of the related structure.

In addition, if the prior disclosed number CN201320559732.5 Chinese utility model discloses "battery nickel with automatic cuts puts device", including: horizontal flushes the cutter mold, with pre-set shape on the die; the die arranged on the lower part of the die and die cutting mechanism; arranged above the nickel of the flushes the cutter mold provided with a suction nozzle; used for transporting the nickel with to die-cutting die and die-cutting mechanism between the nickel belt conveying mechanism; for driving the nickel with a suction nozzle displacement of the suction nozzle driving mechanism, nickel with a suction nozzle mount on the suction nozzle on the driving mechanism.

Content of the invention

The invention aims to solve the technical problem that the status of the prior art, providing a lithium battery and the interconnection forming method, realized and networked automated manufacturing, production efficiency is improved, and at the same time, greatly reducing the labor intensity of the workers.

The invention to solve the above technical problem by adopting the technical proposal is: a lithium battery and the interconnection forming method, characterized in that comprises the following steps:

S1, 1st discharge material roll loading of nickel with around leads the material link, uplink, the upper part of the of clamping jaws corresponding to the nickel with clamp;

S2, in the longitudinal direction of the revolving drum laying nickel with a straight slot, move downward, 1st discharge material roll loading of nickel with the longitudinal direction of the laid straight along the drum, when the mobile to the lower end of the drum, the drum in the internal electromagnetic iron electricity, on the longitudinal straight nickel with sucked into the corresponding longitudinal straight grooves, the upper part of the each clamping jaw release, re-upstream to the upper end of the rotary drum, the upper part of the of clamping jaws corresponding to the nickel with clamp, at the same time, the lower part of the lower part of the cutter will be nickel with cut off;

S3, in the drum of the transverse ring seat and a nickel strip, guide table within the same rotating shafts to drive the various conveying the quick, 2nd discharge material roll along each of the nickel strip corresponding to the conveying guide table of the mobile, 2nd discharge material roll loading of nickel with the end part of the transverse groove of the mobile to when the tumbler, nickel belt is absorbed the transverse ring groove, at this time, the conveying wheel with nickel in the process of conveying, the synchronous rotation of the rotary drum, 2nd on on the wound roll of nickel with transverse ring groove, in the drum not turn over a week ago, the guide table of the cutting knife will be close to the roller at one end of the nickel strip is cut off;

S4, spot welding mechanism on along the radial direction of the drum move back and forth, crumpling arranged at intervals on a plurality of bottleneck synchronous to the longitudinal straight transverse groove interchange with coincident with spot welding of nickel;

S5, the inside of the drum off of the electromagnet, the inflator to the inflatable chamber inflated, gas is discharged from each of the air blowing hole, spot welding to complete the interconnection of the lithium battery and the tumbler;

S6, repeat steps S2 to S5, realize the lithium battery and the interconnection of the automatic forming.

As an improvement, the step S2 in, chuck release the nickel with rear, the cartridge exit. In uplink process, reducing the jaws with the interference of the nickel.

Compared with the prior art, the advantage of this invention is characterized in that: when the lithium battery is in the process of forming and networking, 1st discharge material roll loading of nickel with around leads the material link, uplink, the upper part of the clamping jaw of the each nickel with clamping, downlink, in in a descending process, 1st discharge material roll along the drum on the nickel with each longitudinal straight laying, mobile to the lower end of the drum, the drum in the internal electromagnetic iron be electric, nickel with sucked into each longitudinal straight groove, clamping jaw release, re-uplink, the upper part of the clamping jaw of the clamping again nickel with, at the same time, the lower part of the lower part of the cutter will be nickel with cut off, after, 2nd laying mechanism transversely nickel with laying, the rotating shaft, each conveying the quick drive, 2nd discharge material roll loading of nickel with along the guide table of conveying trough of mobile, 2nd discharge material roll loading of nickel with the end part of the transverse groove of the mobile to when the tumbler, nickel belt is absorbed the transverse ring groove, at this moment, in the conveying wheel with nickel in the conveying process, the synchronous rotation of the rotary drum, 2nd on on the wound roll of nickel with transverse ring groove, and at the same time, with the rotation of the rotating drum, spot welding mechanism of the transverse groove and the junction of the longitudinal straight overlap nickel with synchronous spot welding, in the tumbler when not turn over a week, the guide table knife will cut off 2nd on on the web of the nickel strip is cut off, after the completion of all spot welding, electromagnetic iron loss in the revolving drum, at the same time, the inflator to the inflatable chamber inflated, gas is discharged from each of the air blowing hole, so that the spot welding completed lithium battery nickel with and networking by gas blown out, thereby realizing the automation and networking of manufacturing, the production efficiency is improved, and at the same time, greatly reducing the labor intensity of the workers.

Description of drawings

Figure 1 is the structure diagram of the embodiment of the invention in lithium battery and networking forming device;

Figure 2 is the partial cutaway view of the embodiment of the invention and delaying assembly;

Figure 3 is the structure diagram of the embodiment of the invention forming the obtained lithium battery nickel with and networking;

Figure 4 is the structure diagram of the embodiment of the invention feeding assembly.

Mode of execution

The following of the Figure embodiment of the invention for further detailed description.

First of all, in response to the invention relates to the relevant lithium battery and networking forming device to conduct a brief description. As shown in Figure 1 to 4 is shown, in this embodiment of the lithium battery and interconnection forming method, including the drum 1, pump, electromagnet 14, 1st laying mechanism 2, 2nd laying mechanism 3 and spot welding mechanism 4.

Wherein drum 1 the vertical arrangement, the drum 1 is arranged staggered on the outer wall of a plurality of transverse annular groove 12 and a plurality of longitudinal straight groove 11, the drum 1 is arranged in the annular cavity 13, the inflation pump and the inflatable chambers 13 is connected, the transverse groove 12 and longitudinal straight groove 11 respectively is provided with a bottom of the cavity 13 which is communicated with the gas hole 111, the electromagnet 14 is a ring-shaped structure, the electromagnet 14 is fixed to the drum 1 located within the inflatable chambers 13 of the internal, 1st laying mechanism 2 fixed to the drum 1 to the upper end of longitudinal straight for 11 laid in the nickel belt, 2nd laying mechanism 3 is fixed to the rotating cylinder 1 for tie to the left side of the ring groove 12 is laid in the nickel strip, spot welding mechanism 4 is fixed to the rotating cylinder 1 to the right side of the nickel strip used for spot welding.

1st laying mechanism 2 includes a plurality of drum 1 disposed circumferentially of the above 1st discharge roll 21, located on the 1st roll 21 leads the material link below 23, is located in the leads the material link 23 of the lower part of the delaying assembly 22, comprising a head assembly 22 includes a sleeve arranged on the drum 1 to move up and down the outside of the 221, 221 of the upper part provided with a plurality of circumferentially with each longitudinal straight groove corresponding to the jaw 222, 221 of the lower part provided with a plurality of circumferentially with each longitudinal straight groove 11 corresponding to the cutter 225, cutter 225 along the drum 1 radial sliding is fixed to the 221 above.

Further, the clamping jaw 222 comprises a sliding is fixed to the 221 above the clamping rod 224, is fixed to the clamping rod 224 at the end of the chuck 223, pole 224 along the 221 of the tangential sliding. When the jaws 222 need to clamp the 1st discharge of material 21 on the nickel belt, pole 224 to the longitudinal straight groove 11 moves in the direction of, the cartridge 223 will be nickel with clamp, when the jaws 222 with the 221 to move to the drum 11 when the lower end of, the cartridge 223 loosen the nickel with, the rod 224 along the 221 of the tangential exit, in this way, make the nickel with can be closer to the longitudinal straight groove 11, at the same time, further reducing the clamping jaw 222 with the interference of the nickel.

2nd laying mechanism 3 includes a vertical arrangement of the supporting shaft 31, interval is disposed supporting shaft 31 on a plurality of 2nd discharge of material 32, is arranged on the supporting shaft 31 and the drum 1 between the feeding assembly 33, feeding assembly 33 includes a vertical arrangement of the guide table 331, guide table 331 on up a plurality of laterally spaced for nickel belt passes through the slot of the of the 332, each conveying trough 332 are opened on the bottom of the delivery hole, guide table 331 with the conveying trough 332 in the trough bottom adjacent one side of the rotating shaft is set 333, rotating shaft 333 located at each delivery hole corresponding to the is provided with a conveying wheel 334, the guide table is close to the roller 1 on one side of the slide is provided with a cut-off knife 34.

Spot welding mechanism 4 includes a vertically arranged along the drum 1 to move back and forth in the radial direction of the welding frame 41, the chair 41 upper vertical at intervals and a plurality of bottleneck 42, each of the welding pin 42 with the drum 1 in the longitudinal direction on the straight groove 11 and the transverse groove 12 of the junction of the relative.

In addition, in the rotary drum 1 on the outer wall of a straight along the longitudinal direction of the 11 is provided with a chock in the direction of the section, arranged in the retaining bar 221 of the inner side, the retaining strip and the drum 1 of a gap exists between the outer wall. 1st discharge of material 21 on the nickel strip along the drum 1 longitudinal straight groove 11 while laying direction, retaining bar can prevent the nickel with rocked, in addition, in the 2nd discharge of material 32 on the nickel strip along the drum 1 transverse groove 12 while laying direction, retaining bar is close to the roller on one side of the nickel belt can limit function.

Secondly, the invention also discloses a lithium battery and the interconnection forming method, comprising the following steps:

S1, 1st discharge of material 21 on each of nickel with around leads the material link 23, 221 uplink, 221 of the upper part of each clamping jaw 222 corresponding to the nickel with clamp;

S2, in the rotary drum 1 in the longitudinal direction of the straight groove 11 laid in the nickel belt, 221 moves downward, on the 1st roll 21 on each of nickel with along the drum 1 in the longitudinal direction of the straight groove 11 laying, when the 221 to move to the drum 1 when the lower end of, the drum 1 in the interior of the electromagnet 14 is electrified, the longitudinal straight groove 11 on the nickel strip is sucked into the corresponding longitudinal straight groove 11 in, 221 of the upper part of each clamping jaw 222 release, 221 re-upstream to the drum 1 the upper end of the, 221 of the upper part of each clamping jaw 222 corresponding to the nickel with clamp, at the same time, 221 of the lower part of the cutter 225 will be below the nickel strip is cut off;

S3, in the drum 1 of the transverse groove 12 laid in the nickel belt, guide table 331 in the root of the rotating shaft 333 drives the various conveying wheel 334 rotate synchronously, 2nd discharge of material 32 on each of nickel with along the guide table 331 corresponding to the conveying trough 332 mobile, 2nd discharge of material 32 on the end part of each of the nickel strip to move to the drum 1 of the transverse groove 12 when, nickel belt is absorbed the transverse groove 12 in, at this time, the conveying wheel 334 with nickel in the process of conveying, drum 1 to rotate synchronously, 2nd discharge of material 32 on the nickel strip wound around the transverse groove 12 in, in drum 1 not turn over a week ago, guide table 331 on the cutting knife 34 will close to the roller at one end of the nickel strip is cut off;

S4, spot welding mechanism 4 on the spot welding frame 41 along the drum 1 to move back and forth in the radial direction, the chair 41 arranged at intervals a plurality of bottleneck 42 synchronous to the longitudinal straight groove 11 with the transverse groove 12 coincident with the junction of the spot welding nickel;

S5, drum 1 in the electromagnet 14 loss, to the cavity of the pump 13 is inflated, the gas from each of the gas hole 111 discharge, spot welding to complete the interconnection of the lithium battery and 5 the tumbler 1;

S6, repeat steps S2 to S5, realize the lithium battery and networking 5 automatically formed.

Wherein step S2 in, chuck 222 after release of the nickel strip, chuck 222 exit. In 221 in the upstream process, reducing the clamping jaw 222 with the interference of the nickel.

From the foregoing, the invention in lithium battery and networking 5 in the process of forming, on the 1st roll 21 on each of nickel with around leads the material link 23, 221 uplink, 221 of the upper part of the jaw 222 each nickel with clamping, 221 downlink, in in a descending process, 1st discharge of material 21 on the nickel strip along the drum 1 on each of the longitudinal straight groove 11 laying, 221 to move to the drum 1 when the lower end of, the drum 1 in the interior of the electromagnet 14 and the electric, nickel with sucked into each longitudinal straight groove 11 in, the clamping jaw 222 release, 221 re-uplink, 221 of the upper part of the jaw 222 again clamping nickel with, at the same time, 221 of the lower part of the cutter 225 will be below the nickel strip is cut off, after, 2nd laying mechanism 3 horizontal nickel with laying, the rotating shaft 31 to rotate, drives the various conveying wheel 334 rotate synchronously, 2nd discharge of material 32 on each of nickel with along the guide table 331 on the conveying trough 332 mobile, 2nd discharge of material 32 on the end part of each of the nickel strip to move to the drum 1 of the transverse groove 12 when, nickel belt is absorbed the transverse groove 12 in, at this time, the conveying wheel 334 with nickel in the conveying process, the drum 1 to rotate synchronously, 2nd discharge of material 32 on the nickel strip wound around the transverse groove 12 in, and at the same time, with the drum 1 rotating, spot welding mechanism 4 of the transverse groove 12 and longitudinal straight groove 11 at the junction of the overlapping nickel with synchronous spot welding, in the drum 1 when not turn over a week, ensuring the transverse groove 12 in the nickel with the tail end of the overlap does not occur, guide table 331 on the cutting knife 34 will be 2nd discharge of material 32 on the nickel strip is cut off, after the completion of all spot, drum 1 in the electromagnet 14 off, at the same time, the cavity of the pump 13 is inflated, the gas from each of the gas hole 111 is discharged, so that the spot welding completed lithium battery nickel with and networking 5 by gas blown out, so as to realize the and network 5 of automated manufacturing, improving the production efficiency, at the same time, greatly reducing the labor intensity of the workers.