CN117748062A - Pole pin welding device for battery cover plate pole pin assembly equipment - Google Patents
Pole pin welding device for battery cover plate pole pin assembly equipment Download PDFInfo
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- CN117748062A CN117748062A CN202311680189.9A CN202311680189A CN117748062A CN 117748062 A CN117748062 A CN 117748062A CN 202311680189 A CN202311680189 A CN 202311680189A CN 117748062 A CN117748062 A CN 117748062A
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- 238000003466 welding Methods 0.000 title claims abstract description 170
- 230000007246 mechanism Effects 0.000 claims abstract description 104
- 230000007306 turnover Effects 0.000 claims abstract description 64
- 238000006073 displacement reaction Methods 0.000 claims abstract description 48
- 238000007599 discharging Methods 0.000 claims abstract description 31
- 238000003825 pressing Methods 0.000 claims abstract description 28
- 238000007667 floating Methods 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 81
- 239000000463 material Substances 0.000 claims description 39
- 238000001514 detection method Methods 0.000 claims description 35
- 238000012546 transfer Methods 0.000 claims description 33
- 238000000605 extraction Methods 0.000 claims description 28
- 239000000428 dust Substances 0.000 claims description 25
- 239000000969 carrier Substances 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 230000001502 supplementing effect Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 10
- HSFWRNGVRCDJHI-UHFFFAOYSA-N Acetylene Chemical compound C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 abstract description 5
- 238000012797 qualification Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 8
- 230000007547 defect Effects 0.000 description 5
- 238000005476 soldering Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 238000010924 continuous production Methods 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000006049 ring expansion reaction Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000003496 welding fume Substances 0.000 description 1
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Abstract
The invention discloses a pole pin welding device for battery cover plate pole pin assembly assembling equipment, which comprises an assembling and welding rotary tray provided with a plurality of assembling jig mechanisms, a pin feeding station, a pole feeding and assembling station and a welding station which are sequentially arranged along the rotating direction of the assembling and welding rotary tray, wherein the assembling jig mechanisms comprise a carrier plate main body provided with a rotating shaft, a turnover driving source and a locking and placing limiting part, at least one through carrier position is arranged on the carrier plate main body, an assembling and locking sliding plate is arranged on the carrier plate main body, a locking pressing block with lifting displacement is arranged on the assembling and locking sliding plate, and a welding edge pressing part and a floating pressing part are arranged on the locking pressing block. The invention meets the requirement of assembly welding precision, and the welding qualification rate is obviously improved, so that the matching operation of assembly of the accessories and feeding and discharging of the tray in the later stage can be smoothly performed. The combined design of fixture positioning, prepressing floating locking, vision guiding independent alignment assembly and effective welding gas discharge ensures the welding quality of the pole pin conducting piece.
Description
Technical Field
The invention relates to a pole pin welding device for battery cover plate pole pin assembly equipment, and belongs to the technical field of battery cover plate pole pin assembly and welding.
Background
The power battery is provided with a battery cover plate, the battery cover plate is also called a battery sealing plate, the battery cover plate is a thin-wall valve body and is provided with an explosion-proof valve, a pole pin assembly and other structures, wherein the pole pin assembly consists of pins, plastic sealing plates, poles and sealing rings, in the assembly production process, the pins and the poles are welded at first, the sealing rings are sleeved on the free ends of the poles, and finally the plastic sealing plates are pressed in a crimping manner to form the assembly molding of the pole pin assembly.
At present, automatic welding and assembling of a pole pin assembly are required by means of a plurality of automatic equipment, automatic feeding of poles and pins is firstly carried out through the automatic welding equipment to realize online welding and assembling, and then feeding carrying of sealing rings and feeding and crimping of plastic sealing plates are carried out through the automatic assembling equipment, so that material turnover from discharging of the automatic welding equipment to the automatic assembling equipment exists.
It should be noted that, the pin and the post are tray feeding, the sealing washer and the plastic shrouding are vibration dish feeding, the pin tray, the tray of pin welding post and the accommodating tray specification after the assembly forming are the same, so the phenomenon that the welding body of pin welding post is secondarily arranged on the tray and the tray is arranged on the tray, the continuous operation production is not facilitated, and the production efficiency is greatly influenced.
In addition, the automatic production line for assembling the pole pins also has a linear continuous production line, the linear continuous production line occupies a larger space, and the continuous production line is easy to cause the defect of accumulated alignment precision due to higher alignment precision required by the assembly position of the pole welding position and the like, and meanwhile, after any station breaks down, the problem of higher overall maintenance cost can be caused.
In view of the situation, the applicant provides a Chinese patent of the disclosure No. CN114171859A, which discloses automatic welding and assembling equipment for pole pins, and realizes automatic assembling of the full-automatic pole pins through an automatic welding device, an automatic assembling device and a tray turnover device, so that the defects of the traditional equipment construction are overcome, but a plurality of problems occur when the equipment is put into production and operation after production.
Specifically, the post pin includes pin, post, sealing washer, insulating cap, when carrying out the equipment operation, at first designs the equipment tool, carries out pin carrying and post carrying in proper order on the equipment tool, carries out mutual welding after upset after pin and post are assembled in place, carries out the equipment in proper order of sealing washer and insulating cap after upset reset again. After the apparatus of the disclosed invention was put into service, it was found that: the automatic welding device is used for assembling pins and polar columns, the accuracy problem that the pins and polar columns are difficult to control exists, the product yield is insufficient, the rejection rate is high, waste materials discharged by detection after welding are more, when NG occupies high space, the efficient production line circulation cannot be realized, namely, the feeding reflux rate of the tray turnover device is low, and the full-load reflux material supplementing cannot be performed. Therefore, the whole equipment cannot realize complete operation, only the operation of an automatic welding device and a tray turnover device is met, and the automatic assembly device is almost scrapped. The scheme aims at improving the welding quality of the automatic welding device, so that the effective operation of the rear-end automatic assembly device is met, and meanwhile, the automatic assembly device is correspondingly adjusted and improved.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a pole pin welding device for battery cover plate pole pin assembly equipment, aiming at the problem that the whole assembly equipment cannot smoothly and effectively run due to the fact that the welding quality cannot be guaranteed by a traditional automatic welding device.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
a pole pin welding device for a battery cover plate pole pin assembly assembling device for assembling and welding a pole with a pin to form a pole pin conducting piece, wherein the pin comprises a pin main body and a welding edge with a matched through hole, the battery cover plate pole pin assembly assembling device comprises a pin supply conveying line for supplying pins to the pole pin welding device,
the pole pin welding device comprises an assembly welding rotary tray provided with a plurality of assembly jig mechanisms, a pin feeding station, a pole feeding assembly station and a welding station which are sequentially arranged along the rotation direction of the assembly welding rotary tray,
the pin feeding station comprises a pin feeding mechanism for pin transfer,
the pole feeding and assembling station comprises a pole feeding mechanism and a transferring and assembling mechanism for transferring and assembling the output materials of the pole feeding mechanism,
the welding station comprises a welding mechanism with lifting displacement,
the assembly jig mechanism comprises a carrier plate main body with a rotating shaft, a turnover driving source which is in transmission connection with the rotating shaft and is used for turning the carrier plate main body, and a locking and releasing limiting part which is used for horizontally locking or releasing the carrier plate main body,
the carrier plate main body is provided with at least one through carrier position for the pin main body to pass through, one side of the through carrier position is provided with a welding edge carrier groove for limiting and carrying the welding edge, the other side is provided with a welding channel which is opposite to the pole,
the welding edge pressing and fixing device is characterized in that an assembling and locking sliding plate with horizontal linear switching displacement is arranged on the carrier plate body, the assembling and locking sliding plate is arranged on one side of the welding edge carrying groove, a locking pressing block with lifting displacement is arranged on the assembling and locking sliding plate, and a welding edge pressing and fixing part for pressing and locking the welding edge and a floating pressing and fixing part for pressing the pole are arranged on the locking pressing block.
Preferably, the assembling jig mechanism comprises a jig base and two pile tables arranged on the jig base at intervals and used for movably being matched with the rotating shaft, the rotating shaft is provided with two exposed shaft ends, one of the exposed shaft ends is in transmission matching with the overturning driving source, the other exposed shaft end is opposite to the locking limiting part, the locking limiting part is provided with a locking block with linear displacement, and a circumferential locking structure used for circumferentially limiting the rotating shaft is arranged between the locking block and the corresponding exposed shaft end.
Preferably, the carrier plate main body is provided with an air suction channel positioned at one side of the welding channel and a bypass channel positioned in the welding channel, the carrier plate main body is internally provided with a communication flow channel for connecting the air suction channel with any bypass channel,
the welding station comprises a dust extraction mechanism, the dust extraction mechanism comprises a dust extraction carrier seat with lifting displacement, and the dust extraction carrier seat is provided with a dust extraction suction head opposite to the air extraction channel.
Preferably, the carrier plate main body is provided with a pin main body limiting plate positioned at one side of the welding channel, and the pin main body limiting plate is provided with pin extension flanges which are arranged in one-to-one correspondence with the through carrier positions.
Preferably, the pole pin welding device comprises a pre-welding detection station positioned between the pole feeding and assembling station and the welding station, a material transfer mechanism for transferring materials on the welding station,
and the pre-welding detection station is provided with an assembly image detection mechanism.
Preferably, the carrier plate main body is provided with four through carrier positions distributed in a matrix manner,
the transfer assembly mechanism comprises a position turnover part which is provided with position switching in a horizontal plane, a linkage carrying seat which is arranged on the position turnover part and provided with lifting displacement, four pole picking parts which are arranged on the linkage carrying seat and respectively provided with lifting displacement,
the pole loading and assembling station comprises an assembling hole image acquisition part positioned at the top of the carrier plate main body and used for acquiring the position degree of the assembling hole in the four through carrier positions, a pole image acquisition part positioned at the bottom of the running path of the transferring and assembling mechanism and used for acquiring the position degree of the pole on the four pole pickup parts,
the transfer assembly mechanism comprises a controller which is communicated with the matched through hole image acquisition part and the pole image acquisition part and is used for matching and assembling control of the pole pickup part and the corresponding matched through hole.
Preferably, the pole pin welding device comprises a sealing ring assembling device for assembling a sealing ring,
the sealing ring assembling device comprises a sealing ring assembling rotary tray provided with a plurality of carriers, a conducting piece feeding station, a sealing ring feeding assembling station, a conducting piece supplementing station and a discharging station which are sequentially arranged along the rotating direction of the sealing ring assembling rotary tray, wherein the carriers are provided with conducting piece carrying positions matched with the distribution positions and the quantity of the through carrying positions on the carrier plate main body,
the material transfer mechanism comprises Zhou Zhuai capable of carrying out turnover between the welding station and the feeding station of the conducting piece, a welding detection mechanism and an NG unloading part are arranged on a turnover path of Zhou Zhuai, turnover pickup parts which are arranged in one-to-one correspondence with the through loading positions are arranged on the turnover seat, and each turnover pickup part comprises a pole absorption end for absorbing the pole and a welding edge absorption end for absorbing the welding edge;
the sealing ring feeding and assembling station comprises a sealing ring feeding mechanism and a sealing ring turnover and assembling mechanism for turnover and assembly of the sealing ring,
the conduction part feeding station comprises a conduction part feeding table and a conduction part transferring and feeding mechanism for conducting part transferring and feeding on the conduction part feeding table,
the discharging station is provided with a finished product turnover mechanism for finished product turnover;
the battery cover plate pole post pin assembly assembling equipment comprises a pin tray turnover device, wherein the pin tray turnover device comprises a pin tray conveying line for carrying pin trays, a pin tray feeding station, an empty pin tray caching station and a pin tray discharging station which are sequentially arranged along the direction of the pin tray conveying line,
the pin supply conveying line is arranged between the pin tray feeding station and the pin feeding station, and a finished product discharging conveying line is arranged between the pin tray discharging station and the discharging station.
Preferably, the sealing ring supply mechanism comprises a sealing ring supply vibration disc, a direct vibration supply table connected with the sealing ring supply vibration disc and a sealing ring positioning table arranged at the discharge end of the direct vibration supply table, wherein the sealing ring positioning table comprises a discharge base with a sealing ring discharge groove and a dislocation plate arranged on the discharge base and provided with linear displacement switching, and U-shaped grooves which are arranged in one-to-one correspondence with the sealing ring discharge grooves are arranged on the dislocation plate.
Preferably, the seal ring turnover assembly mechanism comprises a pickup Zhou Zhuai with linear displacement and lifting displacement, and seal ring pickup parts arranged on the pickup turnover seat and in one-to-one correspondence with the seal ring discharging grooves,
the sealing ring pick-up part comprises a material picking expansion shaft and a pushing assembly annular sleeve which is sleeved on the material picking expansion shaft and provided with lifting floating displacement, and a plurality of spraying and sucking channels are arranged on a pushing annular surface of the pushing assembly annular sleeve.
Preferably, a seal ring detection unloading mechanism is arranged on the linear displacement path of the pick-up Zhou Zhuai, the seal ring detection unloading mechanism comprises a material collecting cabin and a seal ring detection table with turnover displacement positioned at the top of the material collecting cabin,
and the sealing ring detection table is provided with detection pins which are arranged in one-to-one correspondence with the sealing ring pick-up parts and are used for being connected in the inner cavity of the pick-up expansion shaft in a penetrating way.
The beneficial effects of the invention are mainly as follows:
1. the requirement of assembling and welding precision of the polar posts and the pins is met, the welding qualification rate is obviously improved, and the assembly of the accessories and the feeding and discharging cooperation operation of the tray in the later stage can be smoothly performed.
2. The welding quality of the pole pin conducting piece is ensured through the combined design of fixture positioning, prepressing floating locking, vision guiding independent alignment assembly and effective welding gas discharging.
3. The improvement and station adjustment of the sealing ring feeding assembly station are adopted, so that the product assembly quality is ensured, and the operation is efficient and smooth.
4. The old equipment is transformed to meet the smooth operation requirement of the production line, and the economic benefit is greatly improved.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings, in which:
fig. 1 is a schematic structural view of a terminal pin soldering apparatus for a battery cover terminal pin assembly device according to the present invention.
Fig. 2 is a schematic diagram of the overall structure of the battery cover plate post pin assembly device according to the present invention.
Fig. 3 is a schematic top view of the battery cover plate pole pin assembly device according to the present invention.
Fig. 4 is a schematic diagram of the assembly welding of the battery cover plate pole pin in the present invention.
Fig. 5 is a schematic view of the structure of the assembled welding rotary tray of the present invention.
Fig. 6 is a schematic structural view of the assembly jig mechanism in the present invention.
FIG. 7 is a schematic view of a partial default structure of the assembly jig mechanism of the present invention.
Fig. 8 is a schematic side view of the assembly fixture mechanism of the present invention.
Fig. 9 is a schematic view of the dust extraction mechanism in the present invention.
Fig. 10 is a schematic perspective view of a carrier body according to the present invention.
Fig. 11 is a schematic structural view of the transfer assembly mechanism of the present invention.
FIG. 12 is a schematic view of a seal ring assembly device according to the present invention.
Fig. 13 is a schematic structural view of a seal ring turnover assembly mechanism in the present invention.
Fig. 14 is a schematic view of the structure of the seal ring pickup portion in the present invention.
FIG. 15 is a schematic view of a seal ring positioning table according to the present invention.
Fig. 16 is a schematic structural view of a seal ring detecting and discharging mechanism in the invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.
The present invention provides a terminal pin soldering apparatus for a battery cover terminal pin assembly assembling device, as shown in fig. 4, for assembling and soldering a terminal 100 with a pin 200 to form a terminal pin conduction member, the pin 200 includes a pin body 210 and a soldering edge 220 having a mating hole 300, and the battery cover terminal pin assembly assembling device includes a pin supply transfer line 400 for supplying pins to the terminal pin soldering apparatus.
In the production process of the prior art, the feeding precision of the pole 100 and the pin 200 is insufficient, the relative locking of the pole 100 and the pin 200 in the jig has the damage and unreliable positioning condition, and the welding position is unreliable, so that the welding rejection rate is very high, and the operations such as welding and assembling cannot be smoothly performed due to a plurality of defects, so that the traditional automatic equipment cannot be used.
To cope with this, as shown in fig. 1 to 11, the post pin welding device includes an assembly welding rotary tray 2 provided with a plurality of assembly jig mechanisms 1, a pin feeding station 21, a post feeding assembly station 22, and a welding station 23 which are sequentially provided in the rotation direction of the assembly welding rotary tray.
The pin loading station 21 includes a pin loading mechanism 211 for pin transfer.
The pole feeding and assembling station 22 comprises a pole feeding mechanism 221 and a transferring and assembling mechanism 3 for transferring and assembling output materials of the pole feeding mechanism.
The welding station 23 includes a welding mechanism 230 having a lifting displacement.
The assembly jig mechanism 1 includes a carrier body 4 having a rotation shaft 40, a turning drive source 11 for turning the carrier body in driving connection with the rotation shaft 40, and a lock position limiter 12 for horizontally locking or releasing the carrier body 4.
The carrier plate body 4 is provided with at least one through carrier position 41 for the pin body to pass through, one side of the through carrier position is provided with a welding edge carrier slot 411 for carrying the welding edge 220 in a limiting mode, and the other side of the through carrier position is provided with a welding channel 412 opposite to the pole.
The carrier plate body 4 is provided with an assembly locking slide plate 5 with horizontal linear switching displacement, which is positioned at one side of the welding edge carrier groove, the assembly locking slide plate 5 is provided with a locking pressing block 50 with lifting displacement, and the locking pressing block 50 is provided with a welding edge pressing and fixing part 51 for pressing and fixing the welding edge and a floating pressing and connecting part 52 for pressing the pole.
The specific implementation process and principle description:
when carrying out the assembly welding shaping of utmost point post pin conduction spare, at first supply with the transfer chain 400 through the pin and carry out the automation material loading of pin, this pin supply transfer chain 400 belongs to prior art, and the description is omitted here again.
The pin feeding mechanism 211 picks up the conveying pins of the pin supply conveying line 400 and picks up the carrier plate main body 4 placed on the pin feeding station, at this time, the welding edge carrier slot 411 of the carrier plate main body 4 faces the top, the pin main body 210 passes through the through carrier position 41 and the welding edge 220 thereof is carried in the welding edge carrier slot 411 in a limiting manner.
The rotation is switched to the pole feeding assembly station 22, at this time, the transfer assembly mechanism 3 picks up the feeding pole of the pole feeding mechanism 221 and transfers and assembles on the assembling through hole 300, so that the rod end passes through the assembling through hole 300, after the pole is assembled in place, the assembly locking slide plate 5 is switched to the top of the current through carrier 41 in a displacement manner, the locking pressing plate 50 is pressed down, the welding edge 220 is locked in the welding edge carrier slot 411 by the welding edge pressing and fixing part 51, and the floating pressing and fixing part 52 performs floating pressing and fixing on the pole, so that the welding damage to the pole is not caused while the relative position locking of the two assembly is ensured. After the locking is completed, the locking limiting part 12 releases the carrier plate main body 4 to turn over the carrier plate main body 4 by the turning driving source 11, and after the carrier plate main body 4 turns over horizontally, the carrier plate main body 4 is horizontally locked by the locking limiting part 12.
Finally, the welding station 23 is switched to, the welding mechanism 230 performs welding operation in a downward direction, the post pin conducting piece is unloaded after welding, and the locking and releasing limiting part 12 is switched to release and lock after unloading, so that the carrier plate main body 4 is restored to be welded along the horizontal state of the carrier slot 411 towards the top and is transposed to the pin feeding station, and the cyclic operation is performed.
The high-precision horizontal guarantee can be provided through the locking limiting part 12, meanwhile, a locking mode of assembling fixed pressure and floating pressure connection aiming at the pole and the pin is adopted, the reliable and stable assembly before welding is ensured, the welding quality is improved, the pass rate of the pole pin conducting piece is ensured to meet the requirement of subsequent continuous assembly production, and old equipment can stably operate.
In a specific embodiment, as shown in fig. 5 to 8, the assembling jig mechanism includes a jig base 13, two pile blocks 14 disposed on the jig base 13 at intervals and used for movably coupling with a rotary shaft, the rotary shaft 40 has two exposed shaft ends, one of the exposed shaft ends is in transmission coupling with a turning driving source, the other exposed shaft end is disposed opposite to the locking limiting portion, the locking limiting portion 12 is provided with a locking block 121 having a linear displacement, and a circumferential locking structure 122 used for circumferentially limiting the rotary shaft is disposed between the locking block 121 and the corresponding exposed shaft end.
Specifically, the turning drive source is in driving connection with the exposed shaft end, and the turning drive of the carrier plate main body 4 is realized by rotationally driving the rotation shaft 40.
The locking and releasing limiting part 12 is used for ensuring the accurate horizontal limitation of the carrier plate main body 4 by limiting the exposed shaft end, and adopts a locking block 121 design with linear displacement, the locking block 121 can be provided with lifting displacement or horizontal displacement, the circumferential locking structure 122 generally comprises a positioning part arranged on the exposed shaft end and an abutting matching part arranged on the locking block, in a specific embodiment, the positioning part is two horizontal tangential planes arranged on the exposed shaft end, and the locking block 121 is provided with a U-shaped limiting groove, so that the circumferential limitation is realized, and the locking structure of a positioning through hole and a bolt can be adopted, so that the structure for ensuring the horizontal locking precision of the carrier plate main body 4 by locking the exposed shaft end is only required to be within the protection range of the scheme.
In a specific embodiment, as shown in fig. 9 and 10, the carrier plate body 4 is provided with an air suction channel 42 located at one side of the welding channel and a bypass channel 43 located in the welding channel, and a communication runner 44 for connecting the air suction channel with any bypass channel is provided in the carrier plate body 4.
The welding station 23 comprises a dust extraction mechanism 6, the dust extraction mechanism 6 comprises a dust extraction carrier seat 61 with lifting displacement, and a dust extraction suction head 62 which is opposite to the air extraction channel 42 is arranged on the dust extraction carrier seat 61.
Specifically, it is necessary to remove the welding fume at the welding station 23, which eliminates the welding environmental pollution and improves the welding quality.
Generally, the dust extraction mechanism is adopted to extract dust, the lifting stroke of the welding mechanism 230 is limited, the requirement of the dust extraction end detection is difficult to meet, the risk of touch damage between the welding mechanism 230 and the dust extraction mechanism can occur, in addition, a plurality of through carrier positions exist on the carrier plate main body 4, and the traditional dust extraction mechanism cannot realize the targeted welding gas discharge of a plurality of through carrier positions.
In this embodiment, the inner flow channel of the carrier plate main body 4 is designed to meet the molding requirement of the air extraction and separation channel for any through carrier position, and the dust extraction butt joint of the dust extraction suction head 62 is realized by lifting the dust extraction carrier seat 61 of the dust extraction mechanism 6, so that the welding quality is stably improved, and the deformation influence of welding gas on welding operation is greatly eliminated.
In a specific embodiment, as shown in fig. 9, a pin body limiting plate 401 located at one side of the welding channel is disposed on the carrier plate body 4, and a pin extension flange 402 disposed in one-to-one correspondence with the through carrier position is disposed on the pin body limiting plate 401.
Specifically, conventionally, the accuracy of the pin body is mainly defined by the precision of the through carrier, and the pin body has a certain tolerance.
For this situation, the design of the through carrier bit with larger tolerance is adopted, so that the pin main body can smoothly pass through the through carrier bit, and meanwhile, after the pin main body passes through, the pin extending flange 402 can realize carrying guiding and shaping of the pin main body, so that the pin can be loaded in place and shaped, and the preassembly matching precision and the welding forming precision are greatly improved.
In one embodiment, as shown in fig. 1 to 3, the post pin welding device includes a pre-welding detection station 24 located between a post loading assembly station and a welding station, and a material transfer mechanism 20 for transferring material on the welding station, where an assembly image detection mechanism 240 is disposed.
Specifically, when the pin and the pole post are preassembled and then welded, and after the preassembled and locked, there is a possible relative deviation of the position, the workpiece is scrapped due to the welding, so that the design of the detection station 24 before welding is adopted, when the carrier plate main body 4 moves to the bottom of the assembly image detection mechanism 240, the relative assembly position of the pin and the pole post is detected, when the carrier plate main body is qualified, the welding is performed at the welding station, when the carrier plate main body is unqualified, the NG discharge is performed by the material transfer mechanism 20, and of course, the material transfer mechanism 20 has NG discharge displacement and good product discharge displacement, which are not repeated herein.
In one embodiment, as shown in fig. 5 to 11, four through carriers 41 are disposed on the carrier body 4.
As shown in fig. 11, the transfer and assembly mechanism 3 includes a position turnover part 31 having a position switch in a horizontal plane, a linkage mount 32 having a lifting displacement provided on the position turnover part, and four pole pickup parts 33 each having a lifting displacement provided on the linkage mount.
The pole feeding assembly station 22 comprises an assembly hole image acquisition part 222 positioned at the top of the carrier plate main body and used for acquiring the position degree of four through carrier position assembly hole positions, and a pole image acquisition part 223 positioned at the bottom of the running path of the transfer assembly mechanism and used for acquiring the position degree of the poles on the four pole pickup parts.
The transfer assembly mechanism 3 comprises a controller which is communicated with the matched through hole image acquisition part and the pole image acquisition part and is used for relatively matching and assembling and controlling the pole pickup part and the corresponding matched through hole.
The specific implementation process and principle description:
after the pin carrying is performed on the carrier plate main body 4 with a plurality of through carrying positions 41, the position degree of the matching through hole 300 is deviated due to the deviation of the pin tolerance and the carrying position degree, and the traditional pole is picked up to be a pair of four fixed position degrees, so that the situation of hard pole matching is caused, the situations of pole spring flight, overvoltage damage and the like are easily caused, and the situation is also an important problem that the traditional equipment cannot reliably and stably run.
In this embodiment, the four poles are picked up synchronously by the linkage carrier 32 and the four pole pickup units 33, and the turnover assembly operation is performed by first performing position degree collection on the four pin through holes 300 on the carrier body 4 by the through hole image collection unit, and then performing axial deviation position degree collection on the four poles picked up by the linkage carrier 32 by the pole image collection unit 223. The controller performs corresponding sequential alignment assembly displacement switching according to the relative position deviation of the pole and the corresponding matching through hole 300, and after the alignment switching, the independent single pole assembly is performed through each pole pickup part 33, so that the assembly and matching of the pole and the matching through hole 300 are ensured, and the precision is ensured. The controller performs position data acquisition to obtain corresponding alignment control, which belongs to the prior art and is not described herein.
In one embodiment, as shown in fig. 2, 3, and 12-16, the post pin welding device includes a seal ring assembly device 500 for seal ring assembly.
The seal ring assembling device 500 comprises a seal ring assembling rotary tray 7 provided with a plurality of carriers 70, a conducting piece feeding station 71, a seal ring feeding and assembling station 72, a conducting piece supplementing station 73 and a discharging station 74 which are sequentially arranged along the rotation direction of the seal ring assembling rotary tray 7, wherein conducting piece carrying positions 700 matched with the through carrying position distribution positions and the number of the carrier plate main bodies are arranged on the carriers 70.
The material transfer mechanism 20 comprises a turnover seat 201 which is provided with a turnover seat for turnover between a welding station and a conducting piece feeding station, a welding detection mechanism 202 and a NG unloading part 203 are arranged on a turnover path of the turnover seat 201, a turnover pick-up part which is used for being arranged in one-to-one correspondence with a through loading position is arranged on the Zhou Zhuai, and the turnover pick-up part comprises a pole adsorption end for adsorbing poles and a welding edge adsorption end for adsorbing welding edges.
The seal ring feeding and assembling station 72 includes a seal ring feeding mechanism 721 and a seal ring turnover and assembling mechanism 722 for performing seal ring turnover and assembly.
The lead tab replenishment station 73 includes a lead tab feed station 731 and a lead tab transfer feed mechanism 732 for conducting a lead tab transfer feed on the lead tab feed station.
A finished product turnover mechanism 740 for finished product turnover is provided on the discharge station 74.
The battery cover plate pole pin assembly assembling equipment comprises a pin tray turnover device 600, wherein the pin tray turnover device 600 comprises a pin tray conveying line for carrying a pin tray, a pin tray feeding station 601, an empty pin tray buffering station 602 and a pin tray discharging station 603 which are sequentially arranged along the direction of the pin tray conveying line, the pin feeding conveying line is arranged between the pin tray feeding station and the pin feeding station, and a finished product discharging conveying line 610 is arranged between the pin tray discharging station and the discharging station.
This pin tray turnover device 600 belongs to prior art, satisfy the tray that carries the pin promptly and supply and carry on the demand with the tray of post pin equipment finished product, so satisfy and supply and unload with the cooperation of unloading on the tray, specifically, the pin tray of full-load pin is by pin tray material loading station 601 material loading, it goes up the pin and carries to pin material loading station by pin supply transfer chain and carry, after carrying the empty pin tray after accomplishing carries out the buffering at empty pin tray buffer memory station 602, wait to satisfy the tray on the pin tray unloading station 603 and unload the back, empty pin tray on empty pin tray buffer memory station 602 rethread pin tray transfer chain moves to pin tray unloading station 603 and carries out the unloading of finished product, so the material loading adopts with unloading on the same tray and the same side, so operation is high-efficient, it belongs to prior art, it does not carry out too much to repeated.
It should be noted that, the reject ratio of the conventional welding assembly product is very high, and the matching requirement of the loading and unloading of the pin tray turnover device 600 cannot be met, and a large amount of material is required to be supplemented. In addition, in the traditional process, an insulating shell is assembled, and the sealing rings and the insulating shell have certain tolerance, so that the situation of falling off is caused, the yield is very low, and the research and development equipment cannot be smoothly put into use all the time.
In view of the situation, the embodiment carries out related process improvement and equipment improvement, because the error of the insulating shell is very large and the insulating shell is not strictly required in the product design, the insulating shell assembling station is removed, in addition, the assembling precision of the sealing ring is higher than the tolerance requirement of the sealing ring, and the sealing ring feeding assembling station is correspondingly innovated and improved.
The specific implementation process and principle description:
after the front-end pin and the pole are preassembled and detected, the NG product does not carry out welding operation when reaching a welding station, and is directly discharged by the material transfer mechanism 20.
And when the welding finished product is unloaded on the welding station, the welding finished product is picked up and then is detected by the welding detection mechanism 202, the NG product is directly unloaded, the qualified product is transferred to the conducting piece loading station 71, then the transfer displacement is carried out to the sealing ring loading and assembling station 72, and the sealing ring turnover and assembling mechanism 722 picks up the discharging of the sealing ring supply mechanism 721 and carries out sealing ring transfer and assembly. After assembly, the material passes through the conducting piece feeding station 73 and then moves to the discharging station 74 to be discharged by the finished product turnover mechanism 740.
When NG occurs in the front, the feeding station 71 for the conductive member will be empty, and at this time, the feeding station 73 for the conductive member will be fed, and the feeding mechanism 732 for the conductive member will pick up the qualified products on the feeding table 731 for the conductive member to be fed, so that the discharging continuity is ensured, and the rear end tray can be fully loaded during discharging.
In a specific embodiment, as shown in fig. 12 to 16, the seal ring feeding mechanism 721 includes a seal ring feeding vibration plate 7211, a direct vibration feeding table 7212 connected to the seal ring feeding vibration plate, and a seal ring positioning table 8 disposed at a discharge end of the direct vibration feeding table, where the seal ring positioning table 8 includes a discharge base 81 having a seal ring discharge groove, a dislocation plate 82 disposed on the discharge base and having linear displacement switching, and a U-shaped groove 820 disposed in one-to-one correspondence with the seal ring discharge groove is disposed on the dislocation plate.
Specifically speaking, the sealing ring has a certain dimensional tolerance, when the precise feeding is performed, the periphery of the sealing ring is limited to a certain extent, the inner ring expansion pickup requirement of the inner expansion shaft cannot be met, therefore, the design of the dislocation plate 82 is designed, the dislocation plate can realize certain position degree adjustment, dislocation avoidance is performed after the inner expansion shaft is precisely aligned and picked up, the pickup requirement is met at the moment, and the sealing ring cannot be subjected to material clamping.
In one embodiment, as shown in fig. 12 to 14, the seal ring turnover assembly mechanism 722 includes a pickup turnover seat 7221 having linear displacement and lifting displacement, and seal ring pickup portions 9 disposed on the pickup turnover seat and disposed in one-to-one correspondence with the seal ring discharge grooves.
The seal ring pick-up part 9 comprises a pick-up expansion shaft 91 and a pushing assembly annular sleeve 92 which is sleeved on the pick-up expansion shaft and provided with lifting floating displacement, and a plurality of spraying and sucking channels 920 are arranged on the pushing annular surface of the pushing assembly annular sleeve.
Specifically, the pick-up expansion shaft 91 is used for being embedded into an inner ring of a sealing ring to carry out outward expansion pick-up, the pushing assembly ring sleeve 92 is used for assembling pushing materials, and the spraying and sucking channel 920 is used for carrying out compensation adsorption on the sealing ring to pick up the sealing ring, so that the sealing ring is prevented from falling off in the transferring process.
In a specific embodiment, a seal ring detection unloading mechanism 75 is arranged on a linear displacement path of the pick-up Zhou Zhuai, the seal ring detection unloading mechanism 75 comprises a material collecting cabin 751 and a seal ring detection table 752 with overturning displacement, the seal ring detection table is provided with detection pins 7520 which are arranged in a one-to-one correspondence with the seal ring pick-up parts and are used for being connected in an inner cavity of the material picking expansion shaft in a penetrating manner.
Specifically, when the sealing ring is supplied, the sealing ring must leave the sealing ring positioning table 8, otherwise the feeding clamping linearity occurs, so the structural design of the material picking expansion shaft and the air spraying and sucking channel 920 is adopted, and the sealing ring transfer can be ensured.
The transferred sealing ring has a certain inner ring tolerance, and the inner ring tolerance is overlarge, so that the defect of an assembled product can be caused, a sealing ring detection unloading mechanism 75 is designed, a sealing ring picking part 9 picks up the sealing ring and then is aligned with a detection pin 7520, at the moment, a picking expansion shaft 91 is correspondingly contracted according to the diameter of the sealing ring, a spraying and sucking channel 920 is used for spraying air, at the moment, when the sealing ring can be blown off and unloaded, the current sealing ring tolerance is overlarge, the sealing ring can freely fall to be sleeved on the detection pin 7520, and the sealing ring falls to a material collecting cabin 751 to realize material discharging after a sealing ring detection table 752 is overturned.
Through the description, the requirement of the assembly welding precision of the polar post and the pin is met, the welding qualification rate is obviously improved, and the assembly of the accessory and the feeding and discharging cooperation operation of the tray in the later stage can be smoothly performed. The welding quality of the pole pin conducting piece is ensured through the combined design of fixture positioning, prepressing floating locking, vision guiding independent alignment assembly and effective welding gas discharging. The improvement and station adjustment of the sealing ring feeding assembly station are adopted, so that the product assembly quality is ensured, and the operation is efficient and smooth. The old equipment is transformed to meet the smooth operation requirement of the production line, and the economic benefit is greatly improved.
The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus/apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus/apparatus.
Thus far, the technical solution of the present invention has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will fall within the scope of the present invention.
Claims (10)
1. A utmost point post pin welding set for battery cover plate utmost point post pin assembly equipment for utmost point post and pin assembly welding form utmost point post pin and lead on the piece, the pin includes the pin main part and possesses the welding edge of joining in marriage the via hole, battery cover plate utmost point post pin assembly equipment is including being used for to utmost point post pin welding set carries out the pin supply transfer chain that the pin was supplied with, its characterized in that:
the pole pin welding device comprises an assembly welding rotary tray provided with a plurality of assembly jig mechanisms, a pin feeding station, a pole feeding assembly station and a welding station which are sequentially arranged along the rotation direction of the assembly welding rotary tray,
the pin feeding station comprises a pin feeding mechanism for pin transfer,
the pole feeding and assembling station comprises a pole feeding mechanism and a transferring and assembling mechanism for transferring and assembling the output materials of the pole feeding mechanism,
the welding station comprises a welding mechanism with lifting displacement,
the assembly jig mechanism comprises a carrier plate main body with a rotating shaft, a turnover driving source which is in transmission connection with the rotating shaft and is used for turning the carrier plate main body, and a locking and releasing limiting part which is used for horizontally locking or releasing the carrier plate main body,
the carrier plate main body is provided with at least one through carrier position for the pin main body to pass through, one side of the through carrier position is provided with a welding edge carrier groove for limiting and carrying the welding edge, the other side is provided with a welding channel which is opposite to the pole,
the welding edge pressing and fixing device is characterized in that an assembling and locking sliding plate with horizontal linear switching displacement is arranged on the carrier plate body, the assembling and locking sliding plate is arranged on one side of the welding edge carrying groove, a locking pressing block with lifting displacement is arranged on the assembling and locking sliding plate, and a welding edge pressing and fixing part for pressing and locking the welding edge and a floating pressing and fixing part for pressing the pole are arranged on the locking pressing block.
2. The terminal pin welding device for a battery cover terminal pin assembly device of claim 1, wherein:
the assembly jig mechanism comprises a jig base and two pile tables which are arranged on the jig base at intervals and are used for being movably matched with the rotary shaft, the rotary shaft is provided with two exposed shaft ends, one of the exposed shaft ends is in transmission matching connection with the overturning driving source, the other exposed shaft end is opposite to the locking limiting part, the locking limiting part is provided with a locking block with linear displacement, and a circumferential locking structure used for circumferentially limiting the rotary shaft is arranged between the locking block and the corresponding exposed shaft end.
3. The terminal pin welding device for a battery cover terminal pin assembly device of claim 1, wherein:
the carrier plate main body is provided with an air suction channel positioned at one side of the welding channel and a bypass channel positioned in the welding channel, the carrier plate main body is internally provided with a communication flow channel for connecting the air suction channel with any bypass channel,
the welding station comprises a dust extraction mechanism, the dust extraction mechanism comprises a dust extraction carrier seat with lifting displacement, and the dust extraction carrier seat is provided with a dust extraction suction head opposite to the air extraction channel.
4. The terminal pin welding device for a battery cover terminal pin assembly device of claim 1, wherein:
the pin extending flange is arranged on the pin main body limiting plate and is in one-to-one correspondence with the through carrier positions.
5. The terminal pin welding device for a battery cover terminal pin assembly device of claim 1, wherein:
the pole pin welding device comprises a pre-welding detection station positioned between the pole feeding and assembling station and the welding station, and a material transfer mechanism for transferring materials on the welding station,
and the pre-welding detection station is provided with an assembly image detection mechanism.
6. The terminal pin welding device for a battery cover terminal pin assembly device according to any one of claims 1 to 5, wherein:
four through carrier bits distributed in matrix are arranged on the carrier plate main body,
the transfer assembly mechanism comprises a position turnover part which is provided with position switching in a horizontal plane, a linkage carrying seat which is arranged on the position turnover part and provided with lifting displacement, four pole picking parts which are arranged on the linkage carrying seat and respectively provided with lifting displacement,
the pole loading and assembling station comprises an assembling hole image acquisition part positioned at the top of the carrier plate main body and used for acquiring the position degree of the assembling hole in the four through carrier positions, a pole image acquisition part positioned at the bottom of the running path of the transferring and assembling mechanism and used for acquiring the position degree of the pole on the four pole pickup parts,
the transfer assembly mechanism comprises a controller which is communicated with the matched through hole image acquisition part and the pole image acquisition part and is used for matching and assembling control of the pole pickup part and the corresponding matched through hole.
7. The terminal pin welding device for a battery cover terminal pin assembly machine of claim 5, wherein:
the pole pin welding device comprises a sealing ring assembling device for assembling a sealing ring,
the sealing ring assembling device comprises a sealing ring assembling rotary tray provided with a plurality of carriers, a conducting piece feeding station, a sealing ring feeding assembling station, a conducting piece supplementing station and a discharging station which are sequentially arranged along the rotating direction of the sealing ring assembling rotary tray, wherein the carriers are provided with conducting piece carrying positions matched with the distribution positions and the quantity of the through carrying positions on the carrier plate main body,
the material transfer mechanism comprises Zhou Zhuai capable of carrying out turnover between the welding station and the feeding station of the conducting piece, a welding detection mechanism and an NG unloading part are arranged on a turnover path of Zhou Zhuai, turnover pickup parts which are arranged in one-to-one correspondence with the through loading positions are arranged on the turnover seat, and each turnover pickup part comprises a pole absorption end for absorbing the pole and a welding edge absorption end for absorbing the welding edge;
the sealing ring feeding and assembling station comprises a sealing ring feeding mechanism and a sealing ring turnover and assembling mechanism for turnover and assembly of the sealing ring,
the conduction part feeding station comprises a conduction part feeding table and a conduction part transferring and feeding mechanism for conducting part transferring and feeding on the conduction part feeding table,
the discharging station is provided with a finished product turnover mechanism for finished product turnover;
the battery cover plate pole post pin assembly assembling equipment comprises a pin tray turnover device, wherein the pin tray turnover device comprises a pin tray conveying line for carrying pin trays, a pin tray feeding station, an empty pin tray caching station and a pin tray discharging station which are sequentially arranged along the direction of the pin tray conveying line,
the pin supply conveying line is arranged between the pin tray feeding station and the pin feeding station, and a finished product discharging conveying line is arranged between the pin tray discharging station and the discharging station.
8. The post pin welding device for a battery cover plate post pin assembly equipment of claim 7, wherein:
the sealing ring feeding mechanism comprises a sealing ring feeding vibration disc, a direct vibration feeding table connected with the sealing ring feeding vibration disc and a sealing ring positioning table arranged at the discharge end of the direct vibration feeding table, wherein the sealing ring positioning table comprises a discharge base with a sealing ring discharge groove and a dislocation plate arranged on the discharge base and provided with linear displacement switching, and U-shaped grooves which are arranged in one-to-one correspondence with the sealing ring discharge grooves are arranged on the dislocation plate.
9. The post pin welding device for a battery cover plate post pin assembly equipment of claim 8, wherein:
the seal ring turnover assembly mechanism comprises a pickup Zhou Zhuai with linear displacement and lifting displacement, and seal ring pickup parts which are arranged on the pickup turnover seat and are arranged in one-to-one correspondence with the seal ring discharging grooves,
the sealing ring pick-up part comprises a material picking expansion shaft and a pushing assembly annular sleeve which is sleeved on the material picking expansion shaft and provided with lifting floating displacement, and a plurality of spraying and sucking channels are arranged on a pushing annular surface of the pushing assembly annular sleeve.
10. The terminal pin welding device for a battery cover terminal pin assembly machine of claim 9, wherein:
a seal ring detection unloading mechanism is arranged on the linear displacement path of the pick-up Zhou Zhuai, the seal ring detection unloading mechanism comprises a material collecting cabin and a seal ring detection table with turnover displacement positioned at the top of the material collecting cabin,
and the sealing ring detection table is provided with detection pins which are arranged in one-to-one correspondence with the sealing ring pick-up parts and are used for being connected in the inner cavity of the pick-up expansion shaft in a penetrating way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311680189.9A CN117748062A (en) | 2023-12-08 | 2023-12-08 | Pole pin welding device for battery cover plate pole pin assembly equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311680189.9A CN117748062A (en) | 2023-12-08 | 2023-12-08 | Pole pin welding device for battery cover plate pole pin assembly equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117748062A true CN117748062A (en) | 2024-03-22 |
Family
ID=90278721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311680189.9A Pending CN117748062A (en) | 2023-12-08 | 2023-12-08 | Pole pin welding device for battery cover plate pole pin assembly equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117748062A (en) |
-
2023
- 2023-12-08 CN CN202311680189.9A patent/CN117748062A/en active Pending
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