A kind of lithium battery stitch welding machine and its automatic spot welding method
Technical field
The present invention relates to a kind of mash welder and its spot welding method, more particularly to a kind of lithium battery stitch welding machine and its automatic
Spot welding method.
Background technology
In Production Process of Lithium Battery, it is necessary to above the metallic carrier rod of lithium battery soldering polar ear and cover plate, it is general using existing
Operated on laser welder.Laser welder includes laser generator, laser head and lithium battery, lug and cover plate is fixedly mounted
Active mount, staff first lithium battery, lug and cover plate are fixed on active mount, then active mount is pushed away
Deliver to the underface of laser head so that laser head is corresponding to cover plate to be arranged.For example, in existing Publication No. CN104259660A
State's patent of invention is disclosed《A kind of lithium battery welding equipment》, including lithium battery clamping apparatus, conveying device, laser soldering device,
Lithium battery clamping apparatus, which includes being provided with above fixing hole, fixing hole on supporting plate, the upper face of supporting plate, is provided with pressing plate,
Through hole is offered on pressing plate, pressing plate is fixed on the upper end of the elevating lever of a vertical shape arrangement, and feeding device includes lifting platform, lifting platform
On be provided with baffle plate, retaining mechanism is provided with the outside of lifting platform, retaining mechanism includes bearing and push pedal, laser soldering device
Laser head is arranged with lifting platform upper and lower corresponding.
Soldered battery, also referred to as band pin battery, pin battery are referred to as (PIN) electricity of fighting in TaiWan, China and Hong Kong someone
Pond.Usual small electronics, digital product, medicine equipment etc., the button cell for doing storage power supply need to be welded in wiring board (PCBA)
On, the cell piece of battery is stainless steel band nickel plating.Button cell leg is complex, and main cause is the too thin processing of button cell
It is unprofessional, and negative pole lithium piece is directly to be connected with GND shell, so being easy to occur battery by the bad (internal diaphragm of weldering
Burn-through causes short circuit) or the bad phenomenon that easily falls down of weld tabs.
In Production Process of Lithium Battery, especially for the lithium battery of the coin shape with leg, this kind of battery includes
One body, is welded in the first leg on body one side, is welded in the second leg on body another side.In existing skill
In art, the welding of the first leg and the second leg of this kind of battery is typically required after the completion of being welded in body side, then weld
Other side, using human weld's mode, inefficiency, existing welding equipment can not meet demand.
The content of the invention
The invention solves the problems that first technical problem be for prior art present situation there is provided a kind of lithium battery from dynamic point
Welding machine, realizes the first leg of lithium battery and the automatic welding of the second leg, improves welding efficiency.
The invention solves the problems that second technical problem be for prior art present situation there is provided one kind using lithium battery from
The automatic spot welding method of dynamic point welding machine, realizes the first leg of lithium battery and the automatic welding of the second leg, improves welding effect
Rate.
The present invention solve the technical scheme that is used of first technical problem for:A kind of lithium battery stitch welding machine, including
Frame, it is characterised in that:Be provided with the frame for weld the first leg the first leg welding mechanism, for welding the
Second leg welding mechanism of two legs, it is connected between the first leg welding mechanism and the second leg welding mechanism and is used for electricity
Switching mechanism that pond body is overturn, it is arranged at the battery body feed mechanism of the first leg welding mechanism side, is arranged at
First leg welding mechanism with respect to opposite side the first leg feed mechanism, be arranged at the second of the second leg welding mechanism side
Leg feed mechanism, wherein,
The first leg welding mechanism, including be arranged in frame first support, be erected in the first support
Set in first cylinder, the first mash welder with one group of capillary being connected with the first cylinder output end, the first support
Have between one group of first flat board positioned opposite, two the first flat boards exist on gap, the top surface of two the first flat boards distinguish between
Separate provided with multiple the first half grooves for being used to be located the battery body, the first jacking is provided with below first flat board
Cylinder, the output end of the first jacking cylinder, which is connected with to slide on the first installing plate, first installing plate, is provided with the first sliding panel,
First sliding panel be connected with the first slip cylinder, is correspondingly arranged on first sliding panel below each the first half groove
There is the first jacking post;
The second leg welding mechanism, including be arranged in frame second support, be erected in the second support
Set in second cylinder, the second mash welder with one group of capillary being connected with the second cylinder output end, the second support
Have between one group of second flat board positioned opposite, two the second flat boards exist on gap, the top surface of two the second flat boards distinguish between
Separate provided with multiple the second half grooves for being used to be located the battery body, the second jacking is provided with below second flat board
Cylinder, the output end of the second jacking cylinder, which is connected with to slide on the second installing plate, second installing plate, is provided with the second sliding panel,
Second sliding panel be connected with the second slip cylinder, is correspondingly arranged on second sliding panel below each the second half groove
There is the second jacking post;
The switching mechanism, including the upset cylinder being arranged between the first flat board and the second flat board, the output of the upset cylinder
End is provided with the holder for clamping the battery body, and the cylinder body of the upset cylinder is connected to a rotation and is arranged in frame
Rotating shaft on, be provided with the rotating shaft in a gear, the frame slide be provided with a rack, the rack with one promotion cylinder it is defeated
Go out end connection;
The battery body feed mechanism, including the conveyer belt positioned at the first mash welder side for conveying battery body,
It is provided with the transfer passage being connected with the first half grooves, the conveyer belt and is provided between the conveyer belt and the first flat board
Feeding cylinder for pushing battery body;
The first leg feed mechanism, including shaken positioned at the first mash welder opposite side for the first of the first leg of conveying
Moving plate, is provided between the discharge end of first vibrating disk and the first flat board on the first rotating disk that interval is rotated, first rotating disk
It is radial to be provided with multiple the first feeding bars for being positioned over the first leg on the battery body below the first mash welder;
The second leg feed mechanism, including the second vibration for being used to convey the second leg positioned at the second mash welder side
Disk, is provided with the second rotating disk that interval is rotated, second rotating disk between the discharge end of second vibrating disk and the second flat board and puts
Penetrate shape and be provided with multiple the second feeding bars for being positioned over the second leg on the battery body below the second mash welder.
The first clamping cylinder is set as an improvement, being located on one of them described first flat board below the first mash welder, this
The output end of one clamping cylinder is connected with the first gripping block being clamped in battery body on another first flat board;It is described its
In be located at below second point welding machine on second flat board the second clamping cylinder be set, the output end of second clamping cylinder be connected with by
Battery body is clamped in the second gripping block on another second flat board.
Improve again, there be setting in the frame is provided with and the first peace on multiple first leads, first lead
Fill the first guide pad of plate connection;In the frame erect have be provided with multiple second leads, second lead with
Second guide pad of the second installing plate connection.
Compared with prior art, the advantage of first technical problem of present invention solution is:Battery body feed mechanism will
Battery body is delivered to immediately below the first mash welder of the first leg welding mechanism, simultaneously, and the first leg feed mechanism will
First leg is delivered at the first leg welding mechanism, and is covered on the one side of battery body, and the first mash welder is to electricity
The first leg on the body one side of pond is welded, afterwards, in the presence of the first jacking cylinder and first slide cylinder, the first top
The battery body of setting prop first leg by the welding in each the first half groove moves forward a position, switching mechanism
180 degree upset is carried out to battery body so that the another side of battery body is placed in the of the second leg welding mechanism upwards
In 2 half grooves, the second leg is delivered at the second leg welding mechanism by the second leg feed mechanism, and the second leg is covered in
On the another side of battery body, the second leg welding mechanism is welded to the second leg, it is achieved thereby that to battery sheet
The second leg on the first leg and battery body another side on body one side is welded, and realizes the first of lithium battery
The automatic welding of leg and the second leg, improves welding efficiency.
The present invention solve the technical scheme that is used of second technical problem for:One kind utilizes the lithium battery automatic spot
The automatic spot welding method of machine, it is characterised in that comprise the following steps:
(1), battery body is delivered to the porch of transfer passage by conveyer belt, and battery body is pushed to first by feeding cylinder
In the first half grooves immediately below mash welder;
(2), the first rotating disk is rotated, and one of them first feeding bar on the first rotating disk is by the first leg from the first vibrating disk
Discharge end be delivered in the step (1) be located at the first mash welder immediately below battery body one side on;
(3), the first mash welder of the first cylinder promotion is descending, and the first leg is welded in by one group of capillary on the first mash welder
On the one side of battery body, welding is completed, and the first mash welder is up to be resetted;
(4), the output end of the first jacking cylinder is stretched out, and promotes the first installing plate to move upwards, each on the first sliding panel
The battery body in corresponding the first half groove is played in first jacking capital, and first, which slides cylinder, promotes the first sliding panel to switching mechanism
Move a distance in direction so that the battery body in step (3) in each the first half groove moves forward a position;
(5), the holder on upset cylinder clamps the battery body on the first flat board near upset cylinder, promotes cylinder to drive
Rack is moved, rack drives pinion rotation, the holder 180 degree upset on upset cylinder, the battery body upset 180 on holder
Inserted after degree in the second half grooves of the second flat board;
(6), the output end of the second jacking cylinder is stretched out, and promotes the second installing plate to move upwards, each on the second sliding panel
Second jacking capital is risen in corresponding the second half groove and to convey the battery body come by step (5), and second, which slides cylinder, promotes the
Two sliding panels move forward a distance so that the battery body in each the second half groove moves forward a position;
(7), the second rotating disk is rotated, and one of them second feeding bar on the second rotating disk is by the second leg from the second vibrating disk
Discharge end be delivered on the battery body another side immediately below the second mash welder, the second cylinder promote the second spot welding
Machine is descending, and the second leg is welded on the another side of battery body by one on the second mash welder group capillary, and welding is completed,
Second mash welder is up to be resetted.
Compared with prior art, the advantage of second technical problem of present invention solution is:Battery body feed mechanism will
Battery body is delivered to immediately below the first mash welder of the first leg welding mechanism, simultaneously, and the first leg feed mechanism will
First leg is delivered at the first leg welding mechanism, and is covered on the one side of battery body, and the first mash welder is to electricity
The first leg on the body one side of pond is welded, afterwards, in the presence of the first jacking cylinder and first slide cylinder, the first top
The battery body of setting prop first leg by the welding in each the first half groove moves forward a position, switching mechanism
180 degree upset is carried out to battery body so that the another side of battery body is placed in the of the second leg welding mechanism upwards
In 2 half grooves, the second leg is delivered at the second leg welding mechanism by the second leg feed mechanism, and the second leg is covered in
On the another side of battery body, the second leg welding mechanism is welded to the second leg, it is achieved thereby that to battery sheet
The second leg on the first leg and battery body another side on body one side is welded, and realizes the first of lithium battery
The automatic welding of leg and the second leg, improves welding efficiency.
Brief description of the drawings
Fig. 1 is the contour structures schematic diagram of lithium battery stitch welding machine in the embodiment of the present invention;
Fig. 2 is the structural representation of lithium battery stitch welding machine in the embodiment of the present invention;
Fig. 3 is the contour structures schematic diagram of lithium battery in the embodiment of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
As shown in Figures 1 to 3, the lithium battery stitch welding machine in this implementation, including frame 1, the first leg welding mechanism 2,
Second leg welding mechanism 3, switching mechanism 7, the first leg feed mechanism 5, the second leg feed mechanism 6, battery body feeding
Mechanism 4.
Wherein, the first leg welding mechanism 2, which is arranged in frame 1, is used to weld the first leg 82, the weldering of the second leg
Connection mechanism 3, which is arranged in frame 1, to be used to weld the second leg 83, and switching mechanism 7, which is arranged in frame 1, is located at the weldering of the first leg
It is used to be overturn battery body 81 between the leg welding mechanism 3 of connection mechanism 2 and second, battery body feed mechanism 4 is set
In being located at the side of the first leg welding mechanism 2 in frame 1, the first leg feed mechanism 5, which is arranged in frame 1, is located at the first leg
Welding mechanism 2 is with respect to opposite side, and the second leg feed mechanism 6, which is arranged in frame 1, is located at the side of the second leg welding mechanism 3;
The first leg welding mechanism 2, including be arranged in frame 1 first support 21, be erected in the first support
The first cylinder 221 on 21, the first mash welder 222 with one group of capillary being connected with the output end of the first cylinder 221, first
One group of capillary 223 on mash welder is in be provided with one group of first flat board positioned opposite in upright state, the first support 21
23, existing between two the first flat boards 23 to be respectively separated to offer on gap, the top surface of two the first flat boards 23 multiple is used to sit
Fall the first half grooves 231 of the battery body 81, the lower section of first flat board 23 is provided with the first jacking cylinder 24, and this first
The output end of jacking cylinder 24, which is connected with to slide on the first installing plate 241, first installing plate 241, is provided with the first sliding panel
251, first sliding panel 251 is connected with the first slip cylinder 25, and each the first half groove is located on first sliding panel 251
231 lower section is correspondingly arranged on the first jacking post 26;
The second leg welding mechanism 3, including be arranged in frame 1 second support 31, be erected in the second support
The second cylinder on 31, the second mash welder 322 with one group of capillary being connected with the second cylinder output end, the second mash welder
On one group of capillary 323 be in upright state, be provided with one group of second flat board 33 positioned opposite, two in the second support 31
Exist between second flat board 33 be respectively separated on gap, the top surface of two the second flat boards 33 offer it is multiple be used for be located the electricity
The second half grooves 331 of pond body 81, the lower section of second flat board 33 is provided with the second jacking cylinder 34, the second jacking cylinder 34
Output end be connected with the second installing plate 341, second installing plate 341 slide be provided with the second sliding panel 351, this second
Sliding panel 351 is connected with the second slip cylinder 35, and the lower section that each the second half groove 331 is located on second sliding panel 351 is right
The second jacking post 36 should be provided with;
The switching mechanism 8, including the upset cylinder 71 being arranged between the first flat board 23 and the second flat board 33, the upset cylinder
71 output end is provided with the holder 711 for clamping the battery body 81, and the cylinder body of the upset cylinder 71 is connected to one
Rotation is arranged in the rotating shaft 72 in frame 1, and slip in a gear 73, the frame 1 is provided with the rotating shaft 72 and is provided with one
Rack 74, the rack 74 is connected with the output end of a promotion cylinder 75;
The battery body feed mechanism 4, including positioned at the side of the first mash welder 222 for conveying the defeated of battery body 81
Send the transfer passage 43 for being provided with and being connected with the first half grooves 231 between band 41, the flat board 23 of conveyer belt 41 and first, institute
State the feeding cylinder 42 being provided with conveyer belt 41 for pushing battery body 81;
The first leg feed mechanism 5, including it is used for the first leg 82 of conveying positioned at the opposite side of the first mash welder 222
The first vibrating disk 51, be provided between the discharge end of first vibrating disk 51 and the first flat board 23 interval rotate the first rotating disk
52, it is radial on first rotating disk 52 to be provided with multiple electricity for being used to being positioned over the first leg 82 into the lower section of the first mash welder 222
The first feeding bar 521 on pond body 81;
The second leg feed mechanism 6, including be used to positioned at the side of the second mash welder 322 to convey the of the second leg 83
Two vibrating disks 61, are provided with the second rotating disk 62 that interval is rotated between the discharge end of second vibrating disk 61 and the second flat board 33,
It is radial on second rotating disk 62 to be provided with multiple batteries for being used to being positioned over the second leg 83 into the lower section of the second mash welder 322
The second feeding bar 621 on body 81.
In addition, being located at the lower section of the first mash welder 222 on one of them described first flat board sets the first clamping cylinder 27, this
The output end of one clamping cylinder 27 is connected with the first gripping block being clamped in battery body 81 on another first flat board;Institute
State and be located at the second clamping cylinder of the lower section of second point welding machine 322 setting, the output end of second clamping cylinder on one of them second flat board
Be connected with the second gripping block battery body 81 being clamped on another second flat board.By setting the first clamping cylinder 27
With the second clamping cylinder, battery body 81 is improved during the first leg 82 and the second leg 83 is welded, battery sheet is improved
The position stability of body 81.
It is provided with addition, erectting to have in the frame 1 on multiple first leads 28, first lead 28 and first
The first guide pad 281 that installing plate 241 is connected;Being erect in the frame 1 has multiple second leads 38, second lead
The second guide pad 381 being connected with the second installing plate 341 is provided with 38.
Finally, present invention also offers a kind of automatic spot welding method using the lithium battery stitch welding machine, including with
Lower step:
(1), battery body 81 is delivered to the porch of transfer passage 43 by conveyer belt, and feeding cylinder 42 is by battery body 81
Push in the first half grooves 231 immediately below the first mash welder 222;
(2), the first rotating disk 52 is rotated, and one of them first feeding bar on the first rotating disk 52 is by the first leg 82 from first
The discharge end of vibrating disk 51 be delivered to the battery body one side that is located in the step (1) immediately below the first mash welder 222 it
On;
(3), the first cylinder 221 promotes the first mash welder 222 descending, and one group of capillary on the first mash welder 222 is by first
Leg 82 is welded on the one side of battery body 81, and welding is completed, the up reset of the first mash welder 222;
(4), the output end of the first jacking cylinder 24 is stretched out, and promotes the first motion, the first sliding panel 251 upwards of installing plate 241
On corresponding the first half groove 231 of 26 jack-up of each first jacking post in battery body 81, first, which slides cylinder 25, promotes the
One sliding panel 251 moves a distance to the direction of switching mechanism 7 so that the electricity in step (3) in each the first half groove 231
Pond body 81 moves forward a position;
(5), the holder 711 on upset cylinder 71 clamps the battery body on the first flat board 23 near upset cylinder 71,
Cylinder 72 is promoted to be moved with carry-over bar 74, rack 74 is rotated with moving gear 73, the holder 180 degree upset on upset cylinder 71, clamping
Inserted after the upset 180 degree of battery body 81 on part 711 in the second half grooves 331 of the second flat board 33;
(6), the output end of the second jacking cylinder 34 is stretched out, and promotes the second motion, the second sliding panel 351 upwards of installing plate 341
On corresponding the second half groove 331 of 36 jack-up of each second jacking post in the battery body come, second are conveyed by step (5)
Sliding cylinder 35 promotes the second sliding panel 351 to move forward a distance so that the battery body 81 in each the second half groove 331
Move forward a position;
(7), the second rotating disk 62 is rotated, and one of them second feeding bar on the second rotating disk 62 is by the second leg 83 from second
The discharge end of vibrating disk 61 is delivered on the battery body another side immediately below the second mash welder 322, the second cylinder
Promote the second mash welder 322 descending, the second leg 83 is welded in battery body 81 by one group of capillary on the second mash welder 322
On another side, welding is completed, the up reset of the second mash welder 322.
To sum up, battery body 81 is delivered to the first mash welder of the first leg welding mechanism 2 by battery body feed mechanism 4
Immediately below 222, simultaneously, the first leg 82 is delivered at the first leg welding mechanism 2 by the first leg feed mechanism 5, and
On the one side for being covered in battery body 81, the first mash welder 222 enters to the first leg 82 on the one side of battery body 81
Row welding, afterwards, in the presence of the first jacking cylinder 24 and first slide cylinder 25, the first jacking post 26 will be located at each the first half
The battery body 81 of the first leg 82 of welding in groove 231 moves forward a position, and switching mechanism 7 is to battery body 81
Carry out 180 degree upset so that the another side of battery body 81 is placed in the second half grooves of the second leg welding mechanism 3 upwards
In 331, the second leg 83 is delivered at the second leg welding mechanism 3 by the second leg feed mechanism 3, and the second leg 83 is covered
On the another side of battery body 81, the second 3 pair second of leg welding mechanism leg 83 is welded, it is achieved thereby that right
The second leg 83 on the first leg 82 and the another side of battery body 81 on the one side of battery body 81 is welded, and is realized
The first leg 82 and the automatic welding of the second leg 83 of lithium battery, improves welding efficiency.