CN112756588B - High-efficiency lead-acid storage battery cast-welding production process - Google Patents
High-efficiency lead-acid storage battery cast-welding production process Download PDFInfo
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- CN112756588B CN112756588B CN202011542552.7A CN202011542552A CN112756588B CN 112756588 B CN112756588 B CN 112756588B CN 202011542552 A CN202011542552 A CN 202011542552A CN 112756588 B CN112756588 B CN 112756588B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/04—Casting in, on, or around objects which form part of the product for joining parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D25/00—Special casting characterised by the nature of the product
- B22D25/02—Special casting characterised by the nature of the product by its peculiarity of shape; of works of art
- B22D25/04—Casting metal electric battery plates or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D47/00—Casting plants
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/06—Lead-acid accumulators
- H01M10/12—Construction or manufacture
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/06—Lead-acid accumulators
- H01M10/12—Construction or manufacture
- H01M10/14—Assembling a group of electrodes or separators
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Secondary Cells (AREA)
Abstract
The invention relates to the technical field of storage battery production equipment, in particular to a cast-weld production process of a high-efficiency lead-acid storage battery, which is characterized by comprising the following steps of: s1, a shunting procedure, wherein the storage battery is automatically conveyed forwards by a feeding and conveying system, and a plurality of cast-weld production systems are arranged on the side of the feeding and conveying system; s2, alternate cast-weld process, wherein the cast-weld production system comprises a cast-weld mechanism, a plurality of groups of lead dipping mechanisms and cast-weld moulds which are arranged in one-to-one correspondence with the lead dipping mechanisms and can transmit and transfer between the cast-weld mechanism and each corresponding lead dipping mechanism, the cast-weld mechanism bears the storage battery pack which is conveyed by the shunting mechanism in a shunting way, the cast-weld mould obtains molten lead liquid from the lead dipping mechanisms, the cast-weld mechanism and the storage battery pack perform cast-weld work, and the plurality of cast-weld moulds alternately rotate to the cast-weld mechanism to transport the lead liquid required by cast-weld. The cast-weld line production of the storage battery is realized, the cast-weld mold is matched to alternately carry out cast-weld to the cast-weld mechanism, and the production time is shortened.
Description
Technical Field
The invention relates to the technical field of storage battery production equipment, in particular to a high-efficiency lead-acid storage battery cast-weld production process.
Background
A lead-acid accumulator is an accumulator whose electrodes are made of lead and its oxide and whose electrolyte is sulfuric acid solution. In the production process of the lead-acid storage battery, a plurality of polar plates are welded to form a single polar group according to the capacity design requirement of the battery, and then all the single polar groups are welded in series through the polar columns to form batteries with different voltages.
Chinese patent with application No. CN201920688806.2 discloses a full-automatic cast welding machine of battery, it is through seting up the feed inlet of symmetry at the top of shell, the tray that the cooperation was slided and is set up, when the tray bore a set of battery and moved to the positioning mechanism below and carry out the cast welding work, carry out the material loading through another vacant containing trough on one of them feed inlet to the tray, when treating that the work of cast welding is accomplished to last a set of battery shifts to the feed inlet output that corresponds, the battery of material loading just shifted the positioning mechanism's below before and carries out the cast welding, and the vacant containing trough in output back, just carry out the in-process of cast welding at the battery, the material is waited for the cast welding again. The mould that this patent adopted, it sets up to set up the cavity for leading to the cooling water for cast joint mould is inside, and the mould is mosaic structure usually, and its life is short, often needs to be changed.
The Chinese patent with the application number of CN202010116944.0 discloses a full-automatic cast-weld process and a production line of a lead-acid storage battery, which comprises a portal frame, a feeding hand and a processing production line; the processing production line comprises a discharging hand, a cast-weld machine, a station switching machine and a groove entering machine, wherein a feeding station and a processing station are respectively arranged at two ends of the station switching machine, and the cast-weld machine comprises a lead furnace, a cast-weld mold and a cooling assembly; still provide a lead acid battery full-automatic cast joint technology, include: firstly, cutting and brushing; step two, feeding; dipping the soldering flux; step four, containing lead liquid; step five, cast-weld processing; step six, groove entering; and step seven, outputting. The patent discloses a full-automatic cast joint technology and production line of lead acid battery, in the cast joint course of operation, mould and cast joint station one-to-one, and the back battery of cast joint completion takes away the transfer from the cast joint station away, wait for next group battery to transport and place in the cast joint station, and the mould after accomplishing the cast joint is then transported to the lead furnace top and waits for, start to descend after next group battery is placed in the cast joint station and be used for holding getting plumbous liquid, the mould is the cooling work of first time when the cast joint is worked, and move to the lead furnace top and wait for the time, the mould cools down once more.
However, in the prior art, the lead dipping mechanism and the cast-weld mechanism are cast-welded in one-to-one correspondence, and the processing time is the sum of the cast-weld time and the lead dipping time, so the overall production efficiency of the production line is low.
Disclosure of Invention
Aiming at the problems, the invention provides a high-efficiency lead-acid storage battery cast-welding production process, which is characterized in that a rotary table rotates to provide a storage battery for a cast-welding station in a rotation switching process, and the alternative cast-welding process is matched to transport lead liquid cast-welding from a plurality of lead dipping mechanisms to the cast-welding station alternately, so that the problems that the lead dipping mechanisms and the cast-welding mechanisms are cast-welded in one-to-one correspondence, and the processing time is the sum of the cast-welding time and the lead dipping time, so that the overall production efficiency of a production line is low are solved.
In order to achieve the purpose, the invention provides the following technical scheme:
a cast-weld production process of a high-efficiency lead-acid storage battery is characterized by comprising the following steps:
s1, a shunting process, wherein the storage batteries are automatically conveyed forwards by a feeding conveying system, a plurality of cast-weld production systems are arranged on the side of the feeding conveying system, and a shunting mechanism is arranged on the feeding conveying system to drive one or more storage batteries to be a group to be shunted to the corresponding cast-weld production system;
and S2, performing alternate cast-weld process, wherein the cast-weld production system comprises cast-weld mechanisms, a plurality of groups of lead dipping mechanisms and cast-weld molds which are arranged in one-to-one correspondence to the lead dipping mechanisms and can be transmitted and transferred between the cast-weld mechanisms and the corresponding lead dipping mechanisms, the cast-weld mechanisms bear the storage battery packs which are conveyed in a shunting way by the shunting mechanism, the cast-weld molds obtain molten lead liquid from the lead dipping mechanisms, the cast-weld mechanisms and the storage battery packs perform cast-weld work, and the cast-weld mechanisms are alternately turned to the cast-weld mechanisms by a plurality of cast-weld molds to convey the lead liquid required by cast-weld.
As an improvement, the method also comprises the following steps:
a) a pole group pretreatment step in which, before S1, a battery case of the battery carries a plurality of pole groups, the pole groups are cut and cleaned flatly with the tabs exposed outside the battery case, and a plurality of tabs are adjusted in order;
b) a step transfer process, after the space between each storage battery in the storage battery pack is adjusted to a proper position between S1 and S2, the storage battery pack waiting for cast welding is conveyed to the cast-welding mechanism for cast welding, and meanwhile, the storage battery pack completing cast welding in the cast-welding mechanism is conveyed away from the cast-welding mechanism, and the transfer work is carried out discontinuously in steps;
c) and an output step of, after S2, conveying the battery pack, which is conveyed away from the cast-on mechanism, backward, and in the conveying step, pressing the electrode group of the battery into the battery case to complete the battery feeding operation.
As an improvement, the pretreatment process of the pole group comprises the following steps: a cutting and brushing process, wherein after the pole group of the storage battery is placed into the storage battery shell in advance, the pole lugs of the pole plates are cut by a cutting and brushing machine set, so that the pole lugs of a plurality of pole plates are leveled, and the pole lugs are cleaned by roller brushing; a tab adjusting process, wherein after the cutting and brushing process, two sides of the tabs of the storage battery are pushed by external force to be arranged neatly, and meanwhile, front and rear tabs in the single-group electrode group are bent towards the center of the electrode group through the external force; the cutting and brushing process and the lug adjusting process are arranged before the shunting process, and the cutting and brushing process and the lug adjusting process finish the pretreatment of a pole group of the storage battery;
the step transfer process includes: a spacing adjustment step of arranging a plurality of batteries at a spaced distance by providing a spacing adjustment mechanism; after the interval adjusting process, the group of storage battery packs are clamped and turned over for 180 degrees along the vertical surface and then are reversely buckled on a bearing position of the rotating platform, at the moment, the tabs of the storage batteries are stained with soldering flux, and then the rotating platform bears the storage battery packs to rotate to a cast-welding mechanism to wait for cast-welding work; the interval adjusting process and the rotating switching process are arranged between the shunting process and the alternate cast-weld process and are used for orderly arranging the storage battery packs and realizing transfer feeding work.
In the rotation switching process, the rotating platform rotates by 360 DEG/N degrees each time, and N is a factor of 360.
As a modification, N is 4, i.e. the turntable rotates 90 ° each time.
In S2, the time for transferring the cast welding mould from the lead dipping mechanism to the cast welding mechanism is 2-3 seconds.
As an improvement, the lead dipping mechanism heats the lead liquid and keeps the temperature at 480-520 ℃.
As an improvement, the lead-dip soldering device is further provided with a cooling mechanism, the cooling mechanism jacks the cast-weld die to be in contact with the storage battery pack for cast welding and simultaneously carries out cooling water cooling, the time for cast welding is set to be 15-20 seconds, and the time for the cast-weld die to obtain lead liquid in the lead dip soldering mechanism is matched with the time for cast welding work.
As an improvement, in each group of storage battery packs, the number m of the storage batteries meets the following requirements: m is more than or equal to 1.
As an improvement, the number of the storage batteries is 5.
Aiming at the problems, the invention also provides a lead-acid storage battery cast-weld production line, which is characterized in that a feeding conveying system and a plurality of groups of cast-weld production systems distributed correspondingly to the feeding conveying system are arranged, a plurality of groups of lead dipping mechanisms and cast-weld molds corresponding to the cast-weld mechanisms are arranged in the cast-weld production systems, the storage battery packs are automatically transmitted and distributed to each cast-weld production system by the feeding conveying system, and then the plurality of groups of cast-weld molds are alternately matched with the cast-weld mechanisms for cast-weld operation, so that the simultaneous operation of the plurality of groups of cast-weld production systems under one production line is realized, and the process structures in each group of cast-weld production systems are closely matched to complete continuous cast-weld, thereby solving the technical problems of dependence on manual work for feeding, poor matching degree of the feeding and cast-weld operation and low production efficiency in the prior art.
A lead-acid storage battery cast-weld production line comprises a feeding conveying system and at least one group of cast-weld production systems distributed along the conveying direction of the feeding conveying system; when the feeding and conveying system works, the storage batteries are distributed to all cast-weld production systems according to the components to be cast-welded;
the cast-weld production system comprises a cast-weld station, wherein the cast-weld station is provided with a cast-weld mechanism, a plurality of groups of lead dipping mechanisms arranged on the side parts of the cast-weld mechanism, a plurality of groups of cast-weld molds arranged in one-to-one correspondence with the lead dipping mechanisms, and a transfer unit for transferring the cast-weld molds between the cast-weld mechanism and each corresponding lead dipping mechanism; when the battery pack casting and welding device works, the multiple groups of casting and welding molds are alternately matched with the casting and welding mechanism to perform the casting and welding operation of the battery pack.
Preferably, the transfer unit transfers one set of cast-on molds completing the cast-on operation to the corresponding lead dipping mechanism, and simultaneously transfers the other set of cast-on molds completing the lead dipping to the cast-on mechanism, so as to perform the alternate loading of the cast-on molds.
Preferably, the cast-weld production system further comprises a feeding station, a discharging station and a rotating table which carries the storage battery pack to perform station rotation switching among the feeding station, the cast-weld station and the discharging station.
Preferably, the rotating table carries the storage battery pack to complete station switching, and the transfer unit completes alternate feeding of the cast-weld die.
Preferably, the rotating platform comprises a rotating mechanism with a rotating shaft vertically arranged, and at least three bearing positions for bearing the storage battery pack are arranged on the rotating mechanism at equal intervals along the circumferential direction; when the cast-weld station carries out cast-weld operation, the loading station, the cast-weld station and the unloading station are all provided with corresponding bearing positions.
Preferably, the rotating mechanism is arranged to be a disc structure, N bearing positions for bearing the storage battery pack are arranged on the disc structure at equal intervals along the circumferential direction, and the disc structure rotates every time
Preferably, N is 4.
Preferably, the lead dipping mechanisms are arranged in two groups, the transfer unit is arranged in a linear transmission structure, the two groups of lead dipping mechanisms are respectively arranged at two ends of the transfer unit in the transmission direction, and the cast welding mechanism is arranged in the middle of the transfer unit.
Preferably, the feeding and conveying system comprises a distribution mechanism for conveying the storage batteries one by one, a plurality of groups of grouping mechanisms are arranged on a conveying path of the distribution mechanism corresponding to the feeding ends of the cast-weld production systems, and the grouping mechanisms distribute the storage batteries to the cast-weld production systems in groups.
Preferably, the grouping mechanism comprises a second pushing assembly and a shunting assembly which are sequentially arranged along a transmission path of the shunting mechanism; the storage battery on the shunting mechanism is transmitted and blocked by the shunting assembly according to groups, and then is pushed and transferred one by the second pushing assembly.
Preferably, the feeding and conveying system further comprises a front-end conveying mechanism which is connected with the transmission front end of the flow dividing mechanism and transmits the storage batteries in batches, and a first pushing assembly which is used for pushing the storage batteries one by one to the flow dividing mechanism is arranged on the transmission path of the front-end conveying mechanism.
Preferably, the cast-weld production system further comprises a discharge conveying system connected with the discharge end of the cast-weld production system and a groove entering mechanism arranged on a discharge path.
Preferably, an interval adjusting mechanism is arranged on the feeding station and used for conveying and supplying the storage battery pack to the rotating table and pre-arranging the storage battery pack.
Preferably, the rotating mechanism is a cross structure, and four extending end portions of the cross structure are respectively provided with one bearing position.
Preferably, the transfer unit comprises a slide connected to each lead dipping mechanism, a positioning slide slidably mounted on the slide for transferring the cast-weld mold, and a transfer driving member for driving the positioning slide to slide.
Preferably, the two ends of the positioning slide in the conveying direction simultaneously carry a group of cast-weld moulds, and one group of cast-weld moulds is transferred from the cast-weld mechanism to the cast-weld mechanism while the other group of cast-weld moulds is transferred from the cast-weld mechanism to the lead-dip mechanism.
Preferably, the feeding station is further provided with a feeding mechanism for transferring the storage battery pack which is subjected to pre-arrangement on the distance adjusting mechanism onto the rotating table, and the discharging station is provided with an output mechanism and a discharging mechanism for transferring the storage battery pack on the rotating table onto the output mechanism.
The invention has the beneficial effects that:
(1) the automatic operation of the cutting and brushing process, the lug adjusting process, the shunting process, the spacing adjusting process, the rotating switching process, the alternate cast-weld process, the blanking process and the in-groove output process is arranged, so that the flow production of the cast-weld work of the storage battery is realized, and the cast-weld work is carried out by matching with the cast-weld mold and the cast-weld mechanism alternately, so that the production time is greatly shortened, and the efficiency is improved;
(2) according to the invention, a group of cast-weld molds are arranged, when the cast-weld mechanism and the storage battery pack perform cast-weld work, the cast-weld molds which are not used for the cast-weld work are stored in the lead liquid of the lead dipping mechanism to obtain the lead liquid, so that the molds only need to perform cooling work during the cast-weld work, the molten lead liquid is cooled and shaped to complete cast-weld, and then the cast-weld molds are quickly dipped into the lead liquid of the lead dipping mechanism, the cooling amplitude of the cast-weld molds is small, and the stability and uniformity of the cast-weld shaping are good;
(3) according to the invention, the feeding conveying system and the multiple groups of cast-weld production systems distributed corresponding to the feeding conveying system are arranged, the multiple groups of lead dipping mechanisms and cast-weld molds corresponding to the cast-weld mechanisms are arranged in the cast-weld production systems, the storage battery packs are automatically transmitted and distributed to the cast-weld production systems by the feeding conveying system, and then the multiple groups of cast-weld molds are alternately matched with the cast-weld mechanisms for cast-weld operation, so that the simultaneous operation of the multiple groups of cast-weld production systems under one production line is realized, and the process structures in the cast-weld production systems are closely matched to complete continuous cast-weld, so that the integral production efficiency of the production line is greatly improved;
(4) according to the cast-weld production system, the three groups of storage battery packs can be simultaneously and correspondingly transferred to the next station by arranging the rotary table, and the rhythm of the alternate feeding and discharging of the plurality of groups of cast-weld molds is matched with the rhythm of the switching action of the rotary table, so that the feeding actions of the storage battery packs and the cast-weld molds on the cast-weld stations can be synchronously completed, the feeding waiting time is saved, and the continuous cast-weld without interruption on the cast-weld stations is realized;
(5) according to the lead dipping mechanism, the cover plate assembly is optimally arranged, the protruding ribs at the bottom of the cover plate assembly can be embedded into the forming concave channel of the cast-weld mold in a matching manner to be independently sealed, the isolation effect of lead slag is improved, the amount of lead storage liquid in the forming concave channel can be controlled by the protruding ribs with certain thickness, the lead storage liquid is prevented from being over-full, in addition, the excessive lead liquid can be rapidly discharged by the liquid discharge channel of the cover plate assembly, and therefore the cast-weld forming quality is improved;
(6) according to the cooling circulation assembly, the upper edge surface of the overflow tank in the box body is higher than the bearing surface of the top column, the bearing surface of the top column is higher than the upper edge surface of the liquid level limiting pipe, and the lifting action of the cast-weld mould is matched to control the switch of the liquid level limiting pipe, so that the lifting process of the cast-weld mould filled with lead liquid is not contacted with cooling water in the box body, the lead liquid is prevented from being cooled and solidified, when the cast-weld mould is lifted in place for cast-weld operation, the bottom of the cast-weld mould is contacted with the cooling water, the lead liquid is cooled to complete cast-weld, the structural design is ingenious, and the operation is simple and stable;
(7) according to the storage battery pack feeding mechanism, the distributed storage battery packs are transitionally received by the spacing adjusting mechanism, and the variable-pitch units can automatically and equidistantly divide the storage batteries which are arranged in a group of storage battery packs in a laminating manner so as to correspond to the storage battery placing grooves on the rotating table one by one, so that the clamping, overturning and feeding work of the feeding mechanism is in place at one step, and the feeding accuracy and efficiency of the storage battery packs are improved;
(8) according to the feeding and conveying system, the front-end conveying mechanism and the shunting mechanism which are mutually connected are arranged, the first pushing assemblies on the transmission path of the front-end conveying mechanism can push the storage batteries to the shunting mechanism one by one to wait for distribution, the second pushing assemblies on the transmission path of the shunting mechanism are matched with the shunting assemblies to distribute the storage batteries to the corresponding cast-weld production systems in groups, and meanwhile, the storage batteries are fed quickly and continuously and distributed and fed orderly, so that the feeding efficiency of the storage batteries is improved.
In conclusion, the automatic continuous casting and welding machine has the advantages of high automation degree, continuous casting and welding without interruption, high-efficiency distribution and feeding and the like, and is particularly suitable for the technical field of storage battery production equipment.
Drawings
FIG. 1 is a schematic view of the process of the present invention;
FIG. 2 is a schematic view of the battery;
FIG. 3 is a schematic overall structure diagram of a second embodiment of the present invention;
FIG. 4 is a schematic front side view of the cast on production system of the present invention;
FIG. 5 is a schematic rear side view of the cast on production system of the present invention;
FIG. 6 is a schematic view of the structure at the cast-on station of the present invention;
FIG. 7 is a partial structural schematic view of a lead dipping unit according to the present invention;
FIG. 8 is a schematic view of the connection structure of the secondary lifting assembly and the cover plate assembly of the present invention;
FIG. 9 is a schematic view of the cover plate assembly of the present invention;
FIG. 10 is a schematic view of the jacking cooling mechanism of the present invention;
FIG. 11 is a schematic longitudinal cross-sectional view of a cooling jack mechanism according to the present invention;
FIG. 12 is an enlarged view of FIG. 6 at B;
FIG. 13 is a schematic view of the pre-alignment delivery mechanism of the present invention;
FIG. 14 is a schematic longitudinal cross-sectional view of a pre-alignment conveyor of the present invention;
FIG. 15 is a schematic view of the internal structure of the pitch unit of the present invention;
FIG. 16 is a schematic view of the inner structure of the supporting portion of the present invention;
FIG. 17 is a schematic view of a partial structure of a feed delivery system;
FIG. 18 is a schematic top view of a third embodiment of the present invention;
fig. 19 is a schematic structural diagram of a turning mechanism in the fourth embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The first embodiment is as follows:
as shown in fig. 1, 2 and 3, the cast-weld production process of the high-efficiency lead-acid storage battery is characterized by comprising the following steps:
s1, a shunting process, wherein the lead-acid storage battery is automatically conveyed forwards by the feeding conveying system 100, a plurality of cast-weld production systems 200 are arranged on the side of the feeding conveying system 100, and a shunting mechanism 9 is arranged on the feeding conveying system 100 to drive one or more storage batteries 102 to be a group to be shunted to the corresponding cast-weld production systems 200;
s2, performing alternate cast-weld process, wherein the cast-weld production system 200 includes a cast-weld mechanism 10, a plurality of groups of lead dipping mechanisms 20, and cast-weld molds 30 that are disposed in one-to-one correspondence with the lead dipping mechanisms 20 and can transfer between the cast-weld mechanism 10 and each corresponding lead dipping mechanism 20, the cast-weld mechanism 10 carries the storage battery pack 101 that is shunted and conveyed by the shunting mechanism 9, the cast-weld molds 30 obtain molten lead from the lead dipping mechanisms 20, and convey the molten lead to the cast-weld mechanism 10 and the storage battery pack 101 for cast-weld work, and the plurality of cast-weld molds 30 alternately transport the lead required for cast-weld to the cast-weld mechanism.
In the embodiment, when a set of cast-weld mold 30 performs cast-weld work with the battery pack 101 at the cast-weld mechanism 10, the cast-weld mold 30 not used for the cast-weld work is stored in the lead liquid of the lead dipping mechanism 20 to obtain the lead liquid, so that the mold only needs to perform cooling work during the cast-weld work to cool and shape the molten lead liquid to complete the cast-weld, and then the cast-weld mold is rapidly dipped into the lead liquid of the lead dipping mechanism, the cooling range of the cast-weld mold is small, and the stability and uniformity of the cast-weld shaping are good.
Further, the method also comprises the following steps:
a) a pole group pretreatment step in which, prior to S1, a plurality of pole groups 1021 are placed on a battery case 1020 of the battery 102, tabs 1022 of the pole groups 1021 exposed outside the battery case 1020 are cut out and cleaned smoothly, and a plurality of tabs 1022 are aligned;
b) a step transfer step of, after the space between the batteries 102 in the battery pack 101 is adjusted to a proper position between S1 and S2, conveying the battery pack 101 waiting for cast-weld to the cast-weld mechanism 10 for cast-weld, and simultaneously conveying the battery pack 101 finished cast-weld in the cast-weld mechanism 10 away from the cast-weld mechanism 10, the transfer operation being performed intermittently in steps;
c) in the feeding step, after S2, battery pack 101 conveyed away from cast-on mechanism 10 is fed backward, and during the feeding step, pole group 1021 of battery 102 is pushed into battery case 1020, thereby completing the feeding operation.
Further, the pole group pretreatment step includes: a cutting and brushing process, after the pole group 1021 of the storage battery 102 finishes the work of placing the pole group into the storage battery shell 1020 in advance, the pole lugs 1022 of the pole plates are cut by the cutting and brushing unit 501, so that the heights of the pole lugs of a plurality of pole plates are leveled, and the pole lugs are simultaneously cleaned by roller brushing; a tab adjusting step of pushing and arranging both sides of the tabs 1022 of the battery 102 by external force after the cutting and brushing step, and bending the front and rear tabs 1022 in the single-group electrode group toward the center of the electrode group 1021 by external force; the cutting and brushing process and the tab adjusting process are arranged before the shunting process, and the cutting and brushing process and the tab adjusting process finish the pretreatment of the electrode group 1021 of the storage battery 102;
the step transfer process includes: a pitch adjustment step of arranging the plurality of batteries 102 at intervals by providing the pitch adjustment mechanism 4; and a rotation switching process, after the interval adjusting process, the group of storage battery packs 101 are clamped, turned over for 180 degrees along the vertical surface and then reversely buckled on the bearing position 402a of the rotating platform 40, at the moment, the tabs 1022 of the storage battery 102 are stained with the soldering flux, and then the rotating platform 40 bears the storage battery packs 101 to rotate to the cast-welding mechanism 10 to wait for cast-welding work; the interval adjusting process and the rotating switching process are arranged between the shunting process and the alternate cast-weld process and are used for orderly arranging the storage battery packs 101 and realizing transfer feeding work.
Further, in the rotation switching step, the turntable 40 rotates by an angle of 360 °/N at a time, where N is a factor of 360.
Further, N is 4, i.e., the rotary table 40 rotates 90 ° each time.
Further, in S2, the transfer of the cast-on mold 30 from the lead dipping mechanism 20 to the cast-on mechanism 10 takes 2 to 3 seconds.
Further, the lead dipping mechanism 20 heats and maintains the lead liquid at 480 ℃ to 520 ℃.
Further, a cooling mechanism 3 is further arranged, the cooling mechanism 3 lifts the cast-weld mold 30 to be in contact with the storage battery pack 101 for cast-weld and cooling with cooling water, the time for cast-weld is set to be 15-20 seconds, and the time for obtaining the lead liquid in the lead dipping mechanism 20 of the cast-weld mold 30 is matched with the time for cast-weld work.
Further, in each group of battery packs 101, the number m of batteries 102 satisfies: m is more than or equal to 1.
Further, the number of the storage batteries 102 is set to 5.
Example two:
as shown in fig. 4, a lead-acid battery cast-weld production line includes a feeding conveying system 100 and at least one set of cast-weld production systems 200 distributed along a conveying direction of the feeding conveying system 100; during operation, the feeding and conveying system 100 distributes the storage batteries 102 to each cast-weld production system 200 according to groups for cast welding;
as shown in fig. 2 to 3, the cast-weld production system 200 includes a cast-weld station 202, where the cast-weld station 202 is provided with a cast-weld mechanism 10, a plurality of sets of lead dipping mechanisms 20 arranged at the side portions of the cast-weld mechanism 10, a plurality of sets of cast-weld molds 30 arranged in one-to-one correspondence with the lead dipping mechanisms 20, and a transfer unit 50 for transferring and transferring the cast-weld molds 30 between the cast-weld mechanism 10 and each corresponding lead dipping mechanism 20; during operation, the plurality of sets of cast-weld molds 30 are alternately matched with the cast-weld mechanism 10 to perform cast-weld operation on the storage battery pack 101.
In this embodiment, a single feeding and conveying system 100 simultaneously supplies storage batteries 102 to multiple sets of cast-weld production systems 200, so that multiple sets of cast-weld production systems 200 simultaneously perform cast-weld operation, further, multiple sets of cast-weld molds 30 in each set of cast-weld production systems 200 alternately feed materials to cooperate with the cast-weld mechanism 10 to perform cast-weld operation, and the feeding rhythm of the cast-weld molds 30 cooperates with the station switching rhythm of the storage battery pack 101 carried by the rotary table 40, so that uninterrupted efficient continuous cast-weld is realized, and the overall production efficiency of the production line is improved.
Preferably, the feeding and conveying system 100 includes a shunting mechanism 9 for conveying the storage batteries 102 one by one, a plurality of groups of grouping mechanisms 90 are arranged on a conveying path of the shunting mechanism 9 corresponding to the feeding ends of the cast-weld production systems 200, and the grouping mechanisms 90 distribute the storage batteries 102 to the cast-weld production systems 200 in groups.
Preferably, the grouping mechanism 90 includes a second pushing assembly 91 and a flow dividing assembly 92 which are sequentially arranged along the transmission path of the flow dividing mechanism 9; the storage batteries 102 on the shunting mechanism 9 are transmitted and blocked by the shunting assemblies 92 according to groups, and then are pushed and transferred one by the second pushing assembly 91.
Preferably, the feeding and conveying system 100 further includes a front-end conveying mechanism 8 connected to the front end of the distribution mechanism 9 and configured to convey the storage batteries 102 in batches, and a first pushing assembly 81 configured to push the storage batteries 102 one by one onto the distribution mechanism 9 is disposed on a conveying path of the front-end conveying mechanism 8.
Preferably, the cast-weld production system further comprises an outlet conveying system 300 connected with the outlet end of the cast-weld production system 200 and an inlet groove mechanism 400 arranged on an outlet path.
In this embodiment, the first pushing assembly 81 is disposed on one side of the transmission direction of the front end conveying mechanism 8, the storage batteries 102 on the front end conveying mechanism 8 are continuously transmitted in two rows, when the storage batteries 102 are transmitted to the first pushing assembly 81, one row of the storage batteries 102 facing the shunting mechanism 9 is continuously transitionally transmitted to the shunting mechanism 9, the other row of the storage batteries 102 is blocked by the first pushing assembly 81, and after waiting for the one row of the storage batteries 102 facing the shunting mechanism 9 to be transmitted to the shunting mechanism 9, the first pushing assembly 81 pushes the row of the storage batteries 102 to a position facing the shunting mechanism 9 and continuously transitionally transmits to the shunting mechanism 9, thereby realizing the one-by-one arrangement transmission of the storage batteries 102.
Further, the second pushing assembly 91 is arranged on one side of the shunting mechanism 9 opposite to the conveying unit 41 and is opposite to the conveying unit 41, a lifting baffle is arranged on the shunting assembly 92, after the baffle descends to block the storage batteries 102, the second pushing assembly 91 pushes the storage batteries 102 to the conveying unit 41 one by one, after the pushing of one group of storage batteries 101 is completed, the baffle of the shunting assembly 92 ascends, the required number of storage batteries 102 corresponding to the next group of storage batteries 101 is distributed and continuously transmitted to the next cast-weld production system 200, and the actions are circulated, so that the group-by-group distribution of the storage batteries 102 is realized.
It should be added that the feeding end of the front end conveying mechanism 8 is provided with a pole group pretreatment system 500.
When the cast-weld production system 200 works, one group of cast-weld molds 30 finishes lead dipping at the corresponding lead dipping mechanism 20 and is transferred to the cast-weld mechanism 10 by the transfer unit 50, and after the cast-weld operation of the storage battery pack 101 is finished by matching with the cast-weld mechanism 10, the transfer unit 50 transfers the group of cast-weld molds 30 finishing the cast-weld operation to the corresponding lead dipping mechanism 20 and transfers the other group of cast-weld molds 30 finishing lead dipping at the corresponding lead dipping mechanism 20 to the cast-weld mechanism 10, so that the plurality of groups of cast-weld molds 30 are alternately matched with the cast-weld mechanism 10 to carry out the cast-weld operation.
Preferably, the transfer unit 50 transfers one set of cast welding molds 30, which have completed the cast welding operation, to the corresponding lead dipping mechanism 20, and simultaneously transfers the other set of cast welding molds 30, which have completed the lead dipping, to the cast welding mechanism 10 to perform the alternate feeding of the cast welding molds 30.
In this embodiment, the multiple sets of cast-weld molds 30 are alternately loaded and matched with the cast-weld mechanism 10 to perform cast-weld operation, and the loading rhythm of the cast-weld molds 30 is matched with the station switching rhythm of the storage battery pack 101 carried by the rotary table 40, so that uninterrupted high-efficiency continuous cast-weld is realized, and the overall production efficiency of the production line is improved.
Preferably, the cast-weld production system 200 further includes a feeding station 201, a discharging station 203, and a rotating table 40 for carrying the battery pack 101 to perform station rotation switching among the feeding station 201, the cast-weld station 202, and the discharging station 203.
Preferably, the rotating table 40 carries the storage battery pack 101 to complete station switching, and the transferring unit 50 completes alternate feeding of the cast-weld mold 30.
In this embodiment, the multiple sets of cast-weld molds 30 are alternately loaded and matched with the cast-weld mechanism 10 to perform cast-weld operation, and the loading rhythm of the cast-weld molds 30 is matched with the station switching rhythm of the storage battery pack 101 carried by the rotary table 40, so that uninterrupted efficient continuous cast-weld is realized, and the overall production efficiency of the production line is improved.
Preferably, the rotating platform 40 includes a rotating mechanism 11 with a vertically arranged rotating shaft, and at least three carrying positions 12 for carrying the battery pack 101 are equidistantly arranged on the rotating mechanism 11 along a circumferential direction; when the cast-weld station 202 performs the cast-weld operation, the loading station 201, the cast-weld station 202, and the unloading station 203 are all provided with corresponding bearing positions 12.
In a preferred embodiment, the lead dipping mechanisms 20 are arranged in two groups, the transfer unit 50 is arranged in a linear conveying structure, the two groups of lead dipping mechanisms 20 are respectively arranged at two ends of the conveying direction of the transfer unit 50, and the cast-on-site welding mechanism 10 is arranged in the middle of the transfer unit 50.
It should be noted that, the linear conveying structure means that the transfer unit 50 is arranged in a linear track structure, and a set of lead dipping mechanisms 20 are respectively arranged at two ends of the linear track, wherein one set of cast-weld molds 30 are slidably conveyed on a left half track of the transfer unit 50, and the other set of cast-weld molds 30 are slidably conveyed on a right half track of the transfer unit 50.
Preferably, as shown in fig. 12, the transferring unit 50 includes a slide 51 connected to each lead dipping mechanism 20, a positioning slide 52 slidably mounted on the slide 51 for transferring the cast welding mold 30, and a transferring drive 53 for driving the positioning slide 52 to slide.
Preferably, the two ends of the positioning slide 52 in the conveying direction simultaneously carry one set of cast-on molds 30, and the other set of cast-on molds 30 is transferred from the cast-on mechanism 10 to the corresponding lead dipping mechanism 20 while transferring one set of cast-on molds 30 from the corresponding lead dipping mechanism 20 to the cast-on mechanism 10.
It should be added that two ends of the positioning slide seat 52 are respectively provided with a set of engaging seats for engaging the cast-weld mold 30, two sides of the cast-weld mold 30 in the opposite direction are respectively provided with a engaging groove, when the positioning slide seat 52 slides above one set of lead dipping mechanisms, and when the cast-weld mold 30 completed with lead dipping is lifted to the bearing component 23 by the first-level lifting component 22 and is connected with the slide 51, one set of engaging seats can be just engaged in the engaging groove of the cast-weld mold 30, so that the cast-weld mold 30 is driven to slide synchronously by the translational sliding of the positioning slide seat 52.
Preferably, as shown in fig. 6 to 7, the lead dipping mechanism 20 includes a lead furnace assembly 21, a primary lifting assembly 22 disposed above the lead furnace assembly 21, a bearing assembly 23 fixedly connected to a telescopic bottom end of the primary lifting assembly 22, a secondary lifting assembly 24 driven by the primary lifting assembly 22 to lift synchronously, and a cover plate assembly 25 fixedly connected to a telescopic bottom end of the secondary lifting assembly 24, wherein the cover plate assembly 25 can contact and cover a cast welding mold 30 supported on the bearing assembly 23.
In this embodiment, the first-stage lifting assembly 22 drives the bearing assembly 23 to perform lifting movement, the second-stage lifting assembly 24 is driven by the first-stage lifting assembly 22 to lift synchronously, the cover plate assembly 25 is disposed above the bearing assembly 23, the cover plate assembly 25 can be further driven by the second-stage lifting assembly 24 to perform lifting movement, and when the second-stage lifting assembly 24 drives the cover plate assembly 25 to descend, the cover plate assembly 25 can be matched with and covered on the cast-weld mold 30 carried on the bearing assembly 23.
Preferably, as shown in fig. 9, the bottom surface of the cover plate assembly 25 is provided with a protruding rib 251 that can be correspondingly inserted into the forming groove 301 of the cast-weld mold 30.
In this embodiment, a protruding rib 251 is disposed on the bottom surface of the cover plate assembly 25, and when the cover plate assembly 25 is matched and covered with the cast-weld mold 30, the protruding rib 251 can be matched and embedded into the forming concave channel 301 to seal it individually, thereby improving the lead slag isolation effect. It should be noted that the width of the protruding rib 251 is slightly smaller than the width of the forming concave channel 301, and the protruding rib 251 can be just matched with and embedded into the forming concave channel 301; in addition, the protruding rib 251 has a certain thickness and the thickness of the protruding rib 251 is smaller than the depth of the forming concave channel 301, when the forming concave channel 301 is filled with the lead liquid, the cover plate assembly 25 covers the cast-weld mold 30, and the protruding rib 251 can press out a part of the lead liquid in the forming concave channel 301, so that the amount of the lead liquid stored in the forming concave channel 301 is controlled, and the influence on the cast-weld forming quality due to the fact that the stored lead liquid is over-full is avoided.
Preferably, as shown in fig. 8, a drain channel 252 is further provided on the top surface of the cover plate assembly 25.
In this embodiment, the liquid drainage channel 252 includes a liquid drainage groove and a liquid drainage opening disposed at one side of the liquid drainage groove, so as to quickly drain the excessive lead liquid, and prevent the excessive lead liquid on the cover plate assembly 25 from flowing onto the cast welding mold 30 to affect the cast welding molding quality in the process of separating the cast welding mold 30 from the cover plate assembly 25.
As a preferred embodiment, the bottom surface of the drain groove is inclined downward toward the drain opening, thereby guiding the excessive lead liquid to be quickly discharged.
Preferably, as shown in fig. 6, the cast-weld mechanism 10 includes a pressing mechanism 1 disposed above the transfer unit 50 and a jacking cooling mechanism 3 disposed below the transfer unit 50 corresponding to the pressing mechanism 1; the jacking cooling mechanism 3 jacks the cast-weld mould 30 upwards and cooperates with the pressing mechanism 1 to complete the cast-weld operation of the storage battery pack 101 on the transfer unit 50.
Preferably, as shown in fig. 10 to 11, the jacking cooling mechanism 3 comprises a jacking assembly 31 which is arranged vertically upwards and a cooling circulation assembly 32 which is fixedly connected with the jacking end part of the jacking assembly 31; the jacking component 31 drives the cooling circulation component 32 to ascend, and the cooling circulation component 32 supports the cast-weld mold 30 to ascend synchronously until lead liquid contacts with a pole group of the storage battery pack 101, and then cools the bottom of the cast-weld mold 30.
Preferably, the cooling circulation unit 32 includes a tank 321, an overflow tank 323 provided in the tank 321, a liquid level limiting pipe 324, and a top pillar 325 for supporting the cast-weld mold 30; the upper edge of the overflow groove 323 is higher than the bearing surface 320 of the top pillar 325, and the bearing surface 320 is higher than the upper edge of the liquid level limiting pipe 324;
when the top pillar 325 supports the rising process of the cast-weld mold 30, the switch of the liquid level limiting pipe 324 is opened, the water in the box body 321 flows out from the liquid level limiting pipe 324, when the cast-weld mold 30 is lifted until the lead liquid is contacted with the pole group of the storage battery pack 101, the switch of the liquid level limiting pipe 324 is closed, and the water in the box body 321 flows out from the overflow groove 323 to cool the cast-weld mold 30.
In the embodiment, the switch of the liquid level limiting pipe 324 is controlled by matching with the jacking action of the cast-weld mold 30, when the top column 325 jacks up the cast-weld mold 30 filled with lead liquid, the switch of the liquid level limiting pipe 324 is opened, water in the box body 321 flows out from the liquid level limiting pipe 324, the liquid level in the box body 321 is lower than the bottom surface of the cast-weld mold 30 at the moment, the lead liquid is prevented from being cooled and solidified, when the cast-weld mold 30 is jacked to a proper position and needs to be cast-welded, the switch of the liquid level limiting pipe 324 is closed, the liquid level in the box body 321 is higher than the bottom surface of the cast-weld mold 30 at the moment, and the bottom of the cast-weld mold is contacted with cooling water, so that the lead liquid is cooled to complete cast-weld.
It should be noted that four sets of the top pillars 325 are provided, positioning grooves are respectively provided at four corners of the cast-weld mold 30, and the four sets of the top pillars 325 can be correspondingly inserted into the positioning grooves.
Preferably, the overflow tank 323 and the liquid level limiting pipe 324 are connected to an external tank, respectively, and the cooling cycle module 32 further includes an inlet pipe 322 that is connected between the tank 321 and the external tank.
Preferably, as shown in fig. 3, a spacing adjustment mechanism 4 is provided at the feeding station 201, and the spacing adjustment mechanism 4 conveys and supplies the battery pack 101 to the rotating table 40 and performs pre-arrangement on the battery pack 101.
Preferably, as shown in fig. 13 to 14, the pitch adjusting mechanism 4 includes a feeding unit 41 for conveying the battery pack 101, a lifting unit 42 installed below the feeding unit 41, and a pitch varying unit 43 installed on the lifting unit 42 and pre-sorting the battery pack 101.
Preferably, the pitch varying unit 43 includes a support member 431 slidably mounted on the jacking unit 42, a pitch varying driving part 432 provided at one side of the support member 431, and a positioning part 433 provided at the other side of the support member 431 with respect to the pitch varying driving part 432;
after the conveying unit 41 conveys the battery pack 101 to abut against the positioning part 433, the jacking unit 42 jacks the variable pitch unit 43 to bear the battery pack 101, and then the variable pitch driving part 432 drives the supporting component 431 and the battery pack 101 thereon to be separated at equal intervals.
Preferably, as shown in fig. 15 to 16, the support assembly 431 includes a plurality of sets of support portions 4311 arranged linearly, two adjacent sets of support portions 4311 are connected by a variable distance pull rod 4312, one side of the inside of each support portion 4311 is provided with a positioning groove 4313, the other side of the inside of each support portion 4311 is provided with a sliding groove 4314, one end of each variable distance pull rod 4312 is installed in the positioning groove 4313 in a limited manner, and the other end of each variable distance pull rod 4312 is installed in the sliding groove 4314 of the adjacent support portion 4311 in a slidable manner.
In this embodiment, the pitch driving portion 432 drives the supporting portions 4311 arranged at intervals to slide towards the positioning portion 433, and meanwhile, one end of the pitch pull rod 4312 is slidingly received in the sliding groove 4314 until the supporting portions 4311 are mutually attached to wait for receiving the battery pack 101; after receiving the battery pack 101, the variable pitch driving part 432 drives the supporting parts 4311 arranged in an attached manner to slide in a direction departing from the positioning parts 433, so as to equally divide the batteries 102.
Preferably, as shown in fig. 3, the feeding station 201 is further provided with a feeding mechanism 5 for transferring the battery pack 101 pre-sorted by the pitch adjusting mechanism 4 to the rotating table 40, and the discharging station 203 is provided with a discharging mechanism 6 and a discharging mechanism 7 for transferring the battery pack 101 on the rotating table 40 to the discharging mechanism 6.
In the embodiment, the storage batteries 102 subjected to the plate group pretreatment are distributed to each cast-weld production system 200 by the feeding and conveying system 100 in groups, the obtained storage battery packs 101 are pre-arranged at the feeding station 201 and are fed to the rotary table 40, while the rotary table 40 carries the storage battery packs 101 to be transferred from the feeding station 201 to the cast-weld station 202, one group of cast-weld molds 30 is subjected to lead dipping at the corresponding lead dipping mechanisms 20 and is transferred to the cast-weld mechanisms 10 by the transfer unit 50, after the group of cast-weld molds 30 and the cast-weld mechanisms 10 cooperate to complete the cast-weld operation of the storage battery packs 101, the rotary table 40 carries the cast-weld finished storage battery packs 101 and the storage battery packs 101 to be cast-welded on the feeding station 201 to be synchronously transferred to the corresponding next station, and synchronously, the transfer unit 50 transfers the group of cast-weld molds 30 subjected to the cast-weld operation to the corresponding lead dipping mechanisms 20 and simultaneously transfers the other group of cast-weld molds 30 subjected to the lead dipping to the cast-weld mechanisms 10, therefore, the multiple groups of cast-weld molds 30 are alternately matched with the cast-weld mechanism 10 to perform cast-weld operation, and in the process of discharging the storage battery pack 101 at the discharging station 203, the groove-entering mechanism 400 completes groove-entering work and the discharge conveying system 300 transmits the output.
It should be noted that, the storage batteries 102 on the spacing adjustment mechanism 4 are placed in an upright position, and in the feeding station 201, after the storage batteries 102 in the storage battery pack 101 are arranged at equal intervals, the feeding mechanism 5 clamps two sides of the storage batteries 102 relative to the spaced arrangement direction, and in the clamping and transferring process, after the storage batteries 102 are turned over by 180 ° to an inverted state, the storage batteries 102 are placed on the bearing position of the rotating table 40; similarly, at the blanking station 203, the blanking mechanism 7 clamps and turns 180 degrees the inverted group of batteries 102 to be output in a positive state.
Preferably, a gantry is arranged above the rotating table 40, and the feeding mechanism 5 and the discharging mechanism 7 are both slidably provided on the gantry.
It should be added that the feeding end of the front end conveying mechanism 8 is provided with a pole group pretreatment system 500, and the pole group pretreatment system 500 includes a brush cutting unit 501 and a pole lug finishing mechanism 502.
EXAMPLE III
For simplicity, only the differences between the third embodiment and the second embodiment will be described below; the third embodiment is different from the second embodiment in that:
preferably, the rotating mechanism 11 is provided as a disk structure 111, N carrying positions 12 for carrying the battery pack 101 are equidistantly arranged on the disk structure 111 along the circumferential direction, and the disk structure 111 rotates each time
Preferably, N is 4.
In this embodiment, as shown in fig. 4, 4 carrying positions 12 are equidistantly arranged on the disc structure 111 along the circumferential direction, and during operation, the disc structure 111 cooperates with the cast-weld rhythm and rotates 90 ° each time, so that three of the carrying positions 12 are correspondingly transferred to the feeding station 201, the cast-weld station 202, and the discharging station 203, respectively.
In addition, in this embodiment, N may also be a natural number such as 3/5/6/7 … …, which satisfies the requirement of rotating the disc structure 111 each time
When the cast-weld station 202 performs cast-weld operation, the loading station 201, the cast-weld station 202, and the unloading station 203 are all provided with corresponding bearing positions 12.
Example four
For the sake of simplicity, only the points of difference between the fourth embodiment and the second embodiment will be described below; the fourth embodiment is different from the second embodiment in that:
preferably, the rotating mechanism 11 is configured as a cross structure 112, and four protruding end portions 110 of the cross structure 112 are respectively provided with one of the carrying positions 12.
In this embodiment, as shown in fig. 19, each time the cross structure 112 rotates 90 ° to transfer three of the carrying sites 12 to the loading station 201, the cast-on-site station 202, and the unloading station 203.
The working process is as follows:
the storage batteries 102 completing the pretreatment of the electrode groups in the electrode group pretreatment system 500 are arranged in two rows and transmitted on the front-end conveying mechanism 8, the storage batteries 102 are conveyed to the shunting mechanism 9 one by one in a row under the pushing of the first pushing assembly 81, the storage batteries 102 are distributed to the conveying units 41 in groups under the matching of the shunting assembly 92 and the second pushing assembly 91, the obtained storage batteries 101 are conveyed to abut against the positioning portions 433 and then are arranged at intervals by the variable pitch units 43, the storage batteries are clamped and turned to an inverted state by the feeding mechanism 5 and transferred to the rotating table 40, the rotating table 40 rotates by 90 degrees and is carried to the cast-weld station 202, the pressing mechanism 1 descends to press the tops of the storage batteries 101, and when the stations are switched, one group of cast-weld molds 30 completes lead dipping at the corresponding lead dipping mechanism 20 and is transferred to the sliding seat of the cast-weld mechanism 10 under the driving of the positioning mechanism 52, and the jacking assembly 31 drives the cooling circulation assembly 32 and the cast-weld molds 30 to jack the lead liquid in the cast-weld molds 30 and the poles at the bottoms of the storage batteries 101 The group contact is carried out, at the moment, the cast-weld mold 30 is cooled by cooling water in the box body 321 to complete cast-weld, the storage battery pack 101 which is subjected to cast-weld and carried by the rotating platform 40 rotates by 90 degrees to be carried to the blanking station 203, is turned to the positive state by the blanking mechanism 7 and is placed on the output mechanism 6, is pushed to the discharging conveying system 300 by the pushing mechanism on the output mechanism 6, and is continuously transmitted and output by the discharging conveying system 300 after the groove entering mechanism 400 completes groove entering work.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A cast-weld production process of a high-efficiency lead-acid storage battery is characterized by comprising the following steps:
s1, a shunting process, wherein the storage batteries (102) are automatically conveyed forwards by the feeding conveying system (100), a plurality of cast-weld production systems (200) are arranged on the side of the feeding conveying system (100), and a shunting mechanism (9) is arranged on the feeding conveying system (100) to drive one or more storage batteries (102) to be a group to be shunted to the corresponding cast-weld production systems (200);
s2, alternate cast-weld process, wherein the cast-weld production system (200) comprises a cast-weld mechanism (10), a plurality of groups of lead dipping mechanisms (20) and cast-weld molds (30) which are arranged in one-to-one correspondence with the lead dipping mechanisms (20) and can be transferred between the cast-weld mechanism (10) and each corresponding lead dipping mechanism (20), the cast-weld mechanism (10) bears the storage battery pack (101) which is conveyed in a shunting manner by the shunting mechanism (9), the cast-weld molds (30) obtain molten lead liquid from the lead dipping mechanisms (20), the cast-weld mechanisms (10) and the storage battery pack (101) carry out cast-weld work, and the cast-weld molds (30) alternately rotate to the cast-weld mechanism to convey the lead liquid required by cast-weld;
the cast-weld mechanism (10) comprises a jacking cooling mechanism (3); the jacking cooling mechanism (3) comprises a jacking assembly (31) arranged vertically upwards and a cooling circulation assembly (32) fixedly connected with the jacking end part of the jacking assembly (31); the cooling circulation assembly (32) comprises a box body (321), an overflow tank (323) arranged in the box body (321), a liquid level limiting pipe (324) and a top column (325) used for supporting the cast-weld mould (30); the upper edge of the overflow groove (323) is higher than the bearing surface (320) of the top pillar (325), and the bearing surface (320) is higher than the upper edge of the liquid level limiting pipe (324);
when the top column (325) supports the rising process of the cast-weld mold (30), the switch of the liquid level limiting pipe (324) is opened, water in the box body (321) flows out of the liquid level limiting pipe (324), when the cast-weld mold (30) is lifted until lead liquid is contacted with a pole group of the storage battery pack (101), the switch of the liquid level limiting pipe (324) is closed, and the water in the box body (321) flows out of the overflow tank (323) to cool the cast-weld mold (30).
2. The cast-weld production process of the high-efficiency lead-acid storage battery according to claim 1, characterized by further comprising the following steps:
a) a pole group pretreatment step in which, before S1, a battery case (1020) of a battery (102) carries a plurality of pole groups (1021), the pole groups (1021) are cut and cleaned so that the tabs (1022) exposed outside the battery case (1020) are flat, and the tabs (1022) are aligned;
b) a step transfer process, after the distance between every two storage batteries (102) in the storage battery pack (101) is adjusted to a proper position between S1 and S2, the storage battery pack (101) waiting for cast welding is conveyed to the cast-welding mechanism (10) for cast welding, and meanwhile, the storage battery pack (101) completing cast welding in the cast-welding mechanism (10) is conveyed away from the cast-welding mechanism (10), and the transfer operation is carried out discontinuously in a step mode;
c) and an output step of, after S2, conveying the battery pack (101) conveyed away from the cast-on mechanism (10) backward, and in the conveying process, pressing the pole group (1021) of the battery (102) into the battery case (1020) to complete the groove-entering operation.
3. The cast-weld production process of the high-efficiency lead-acid storage battery according to claim 2,
the pole group pretreatment process comprises: a cutting and brushing process, wherein after the pole group (1021) of the storage battery (102) is placed into the storage battery shell (1020) in advance, the pole lugs (1022) of the pole plates are subjected to the cutting and brushing work by a cutting and brushing unit (501), so that the pole lugs of a plurality of pole plates are leveled in height, and the pole lugs are subjected to roller brushing and cleaning; and a tab adjusting step, after the cutting and brushing step, pushing and arranging both sides of the tabs (1022) of the storage battery (102) by external force, and bending the front and rear tabs (1022) in the single-group pole group towards the center of the pole group (1021) by the external force; the cutting and brushing process and the lug adjusting process are arranged before the shunting process, and the cutting and brushing process and the lug adjusting process finish the pretreatment of a pole group (1021) of the storage battery (102);
the step transfer process comprises: a pitch adjustment step for arranging a plurality of storage batteries (102) at intervals by providing a pitch adjustment mechanism (4); the rotation switching process comprises the steps that the storage battery pack (101) obtained after the distance adjusting process is clamped, overturned for 180 degrees along a vertical surface and then reversely buckled on a bearing position (402 a) of the rotating table (40), at the moment, soldering flux is attached to a pole ear (1022) of the storage battery (102), and then the rotating table (40) bears the storage battery pack (101) to rotate to the cast-weld mechanism (10) to wait for cast-weld work; the interval adjusting process and the rotating switching process are arranged between the shunting process and the alternate cast-weld process and are used for orderly arranging the storage battery packs (101) and realizing transfer feeding work.
4. A cast-weld production process for high-efficiency lead-acid storage batteries according to claim 3, characterized in that in the rotation switching process, the rotating platform (40) rotates 360 °/N degrees at a time, N being a factor of 360.
5. The cast-weld production process for high-efficiency lead-acid storage batteries according to claim 4, characterized in that N is 4, namely the rotating platform (40) rotates 90 degrees at a time.
6. The cast-weld production process for the high-efficiency lead-acid storage battery according to claim 1, wherein in S2, the cast-weld mold (30) is transferred from the lead dipping mechanism (20) to the cast-weld mechanism (10) for 2-3 seconds.
7. The cast-welding production process for the high-efficiency lead-acid storage battery according to claim 1, characterized in that the lead dipping mechanism (20) heats and maintains the temperature of the lead liquid at 480-520 ℃.
8. The cast-weld production process of the high-efficiency lead-acid storage battery according to claim 7, characterized in that the jacking cooling mechanism (3) carries out cooling water cooling while jacking cast-weld dies (30) contact with the storage battery pack (101) for cast-weld, the time for cast-weld is set to be 15-20 seconds, and the time for the cast-weld dies (30) to obtain lead liquid in the lead dipping mechanism (20) is matched with the time for cast-weld work.
9. The cast-weld production process for the high-efficiency lead-acid storage batteries according to claim 1, characterized in that the number m of the storage batteries (102) in each group of storage battery packs (101) meets the following requirements: m is more than or equal to 1.
10. The cast-weld production process for the high-efficiency lead-acid storage battery according to claim 9, wherein the number of the storage batteries (102) is 5.
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|---|---|---|---|---|
| CN114094161B (en) * | 2021-11-16 | 2022-10-04 | 天能电池集团（安徽）有限公司 | Assembly line and assembly process for storage battery production |
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