CN105428586A - Battery terminal manufacturing technology and apparatus thereof - Google Patents
Battery terminal manufacturing technology and apparatus thereof Download PDFInfo
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- CN105428586A CN105428586A CN201511003896.XA CN201511003896A CN105428586A CN 105428586 A CN105428586 A CN 105428586A CN 201511003896 A CN201511003896 A CN 201511003896A CN 105428586 A CN105428586 A CN 105428586A
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- battery terminal
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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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
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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
- H01M10/04—Construction or manufacture in general
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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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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- Chemical Kinetics & Catalysis (AREA)
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- General Chemical & Material Sciences (AREA)
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Abstract
The invention discloses a battery terminal manufacturing technology and an apparatus thereof. The technology comprises the following steps: 1, dipping a preset height part at one end of a copper insert post, connected with a lead base, in a zinc chloride solution to clean the preset height part, and wiping the dipped part; 2, dipping a part of the copper insert post, connected with the lead base, in a lead and tin solution, wherein the height of the part connected with the lead base is greater than the preset height; and 3, putting the lead and tin solution dipped copper insert in a die coated with a die release agent, and casting. A battery terminal made by using the battery terminal manufacturing technology is durable, and guarantees the discharge performance of products. The zinc chloride solution dipping height is lower than the lead and tin solution dipping height, so the connecting strength is effectively improved, and influences of corrosion of zinc chloride to the surface of the copper insert post on the quality of the surface of the copper insert post exposed out of the lead base are avoided. The invention also discloses a battery terminal manufacturing apparatus.
Description
Technical field
The present invention relates to battery technology field, more particularly, relate to a kind of battery terminal manufacturing process, also relate to a kind of battery terminal manufacturing equipment.
Background technology
Storage battery is in the world widely used a kind of chemical " power supply ", have that voltage is steady, safe and reliable, cheap, applied widely, abundant raw materials and recovery and reusing and recycling rate advantages of higher, be a kind of battery that output is maximum, purposes is the widest in all kinds of battery in the world.
The basic structure of storage battery comprises: battery case, positive plate, negative plate, AGM barrier film, bus-bar, pole, terminal, upper cover.The pole plate of lead acid accumulator can be divided into grid type plate, tubular plate, changes into formula pole plate and partly change into formula pole plate.The Main Function of dividing plate prevents positive/negative plate short circuit.Electrolyte is the important composition part of storage battery, and its effect is conduction current and participates in electrochemical reaction.Battery case, lid are the containers filling positive and negative pole plate and electrolyte, are generally made up of plastics and elastomeric material.Terminal is used for wiring.
Refer to Fig. 1, Fig. 1 is the connection terminal structure for accumulator schematic diagram that in industry, tradition is common.Its processing technology generally comprises: by copper core 01 by be placed to be warmed to uniform temperature newel post's mould in after, liquid lead alloy (generally having plumbous antimony or terne metal) is injected in newel post's mould cavity, namely " casting " process is carried out, to lead alloy liquid surface solidification, dig mould and water plate, open mould, with pneumatic means by terminal jack-up, then take out, check the cold line in binding post surface, and carry out the tests such as torsion.Whether visual examination outward appearance meets technological requirement, and whether meet designing requirement with vernier caliper test side column dimension, then torque test is carried out, after meeting torsion standard-required, extract 1-2 terminal again, cut open by terminal with handsaw from copper core 01 middle part, whether the combination of visual examination copper core and lead base is tight, under knocking with adz-eye hammer the top 5-6 being broken away copper core 01, what copper core 01 and lead base 02 did not depart from is qualified.But the adhesion of its copper stem stem of the connection terminal structure for accumulator processed by above-mentioned technical process and lead base is less, is easily separated because torsion is excessive in storage battery line process or departs from.
In sum, the adhesion how effectively solving the copper stem stem of battery terminal and lead base is less, and being easily separated because torsion is excessive in storage battery line process or the problem such as disengaging, is current those skilled in the art's urgent problem.
Summary of the invention
In view of this, first object of the present invention is to provide a kind of battery terminal manufacturing process, the adhesion that this battery terminal manufacturing process can solve the copper stem stem of battery terminal and lead base is effectively less, the problem being easily separated because torsion is excessive in storage battery line process or departing from, second object of the present invention is to provide a kind of battery terminal manufacturing equipment.
In order to reach above-mentioned first object, the invention provides following technical scheme:
A kind of battery terminal manufacturing process, comprising:
Step 1: one end preset height part being used for being connected with lead base of copper stem stem is dipped liquor zinci chloridi and cleans, wiped clean after cleaning;
Step 2: the part being used for being connected with lead base of copper stem stem is dipped slicker solder solution, the height of the described part for being connected with lead base is greater than described preset height;
Step 3: the copper core dipping slicker solder solution is put into the mould scribbling release agent and casts.
Preferably, in above-mentioned battery terminal manufacturing process, the time dipping described slicker solder solution is 5-10 second.
Preferably, in above-mentioned battery terminal manufacturing process, the time dipping described liquor zinci chloridi is 2-3 second.
Preferably, in above-mentioned battery terminal manufacturing process, the preparation process of described release agent is:
The raw material aluminum pot of release agent is put into lead melting furnace, heats and stir until boil, being then cooled to room temperature.
Preferably, in above-mentioned battery terminal manufacturing process, described step 3 is specially:
The copper core dipping slicker solder solution is put into standard newel post and holds frock, be heated to put into the mould scribbling release agent again when temperature meets technological requirement and cast.
Preferably, in above-mentioned battery terminal manufacturing process, described preset height is the 4/5-5/6 of the height of the described part for being connected with lead base.
Preferably, in above-mentioned battery terminal manufacturing process, the raw material of described release agent is: deionized water, cork powder, gelatine and polyvinyl alcohol, and the proportioning of described raw material is: the weight of described cork powder is the 0.75-0.85 of described deionized water weight, the weight of described gelatine is the 0.004-0.006 of described deionized water weight, and the weight of described polyvinyl alcohol is the 0.001-0.002 of described deionized water weight.
Preferably, in above-mentioned battery terminal manufacturing process, the proportioning of described liquor zinci chloridi is: the weight ratio of zinc chloride and water is 1:1.
When applying battery terminal provided by the invention manufacture, first one end that copper stem stem is used for being connected with lead base is dipped liquor zinci chloridi to clean, wiped clean after cleaning, dip slicker solder solution further, and the height of slicker solder solution is identical with the Partial Height that copper stem stem is connected with lead base.Because copper stem stem surface attachment in the course of processing has processing oil, liquor zinci chloridi can be good at removing processing oil, and then is convenient to subsequent copper stem stem surface and dips slicker solder solution.Meanwhile, there is oxide layer on copper stem stem surface usually, due to oxide layer normally uneven and impact dipping slicker solder solution, and then by liquor zinci chloridi effectively by oxide layer corrosion, make copper stem stem surface uniform, slicker solder solution can be dipped uniformly.The copper stem stem having dipped slicker solder solution is put into the mould scribbling release agent cast.Because the slicker solder solution on copper stem stem surface and lead base have better adhesion, and then make battery terminal more durable, extend its useful life, and make product discharge performance more secure.Simultaneously, owing to dipping the height of liquor zinci chloridi lower than the height dipping slicker solder solution, therefore, while effectively improving bonding strength, avoid zinc chloride and the surface quality such as the surface smoothness of the copper stem stem outside lead base and surface aesthetics are exposed on copper stem stem surface corrosion impact.
In order to reach above-mentioned second object, present invention also offers a kind of battery terminal manufacturing equipment, comprise cleaning device, dip in tin device and apparatus for pouring, liquor zinci chloridi is filled in described cleaning device, described dipping in tin device fills slicker solder solution, and described apparatus for pouring is for lead base of casting outward at described copper stem stem.
Apply battery terminal manufacturing equipment provided by the invention, the battery terminal copper stem stem processed and the adhesion of lead base greatly, make battery terminal more durable, extend its useful life, and make product discharge performance more secure.
Preferably, in above-mentioned battery terminal manufacturing equipment, the height of the described described slicker solder solution dipped in tin device is identical with the height for the part be connected with lead base of copper stem stem, and the height of the described liquor zinci chloridi in described cleaning device is less than the height of described slicker solder solution.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the connection terminal structure for accumulator schematic diagram that in industry, tradition is common;
Fig. 2 is the schematic flow sheet of a kind of embodiment of battery terminal manufacturing process provided by the invention;
Fig. 3 is the structural representation of copper stem stem in battery terminal manufacturing process provided by the invention.
In accompanying drawing, mark is as follows:
Copper stem stem 1, first linkage section 11, second linkage section the 12, three linkage section 13.
Embodiment
The embodiment of the invention discloses a kind of battery terminal manufacturing process, with the adhesion of the copper stem stem and lead base that improve battery terminal, avoid being separated because torsion is excessive in storage battery line process or departing from, extend its useful life.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 2, Fig. 2 is the schematic flow sheet of a kind of embodiment of battery terminal manufacturing process provided by the invention.
In a kind of embodiment, battery terminal manufacturing process provided by the invention comprises the following steps:
S101: one end preset height part being used for being connected with lead base of copper stem stem is dipped liquor zinci chloridi and cleans, wiped clean after cleaning.
One end of copper stem stem is used for being connected with lead base, and the other end is exposed outside lead base.Concrete, ready copper stem stem will be shifted to an earlier date, clamp with tweezers or nipper pliers, dip liquor zinci chloridi cleaning, the height dipping solution is copper stem stem for the preset height of the one end be connected with lead base, namely for the end, one end that is connected with lead base to the part within the scope of preset height, the large I of concrete preset height is arranged according to reality cleaning needs, but it need be made lower than the copper-core pillar dipped height getting slicker solder solution.
Then the copper stem stem will dipping zinc chloride and terminate, with the dry cloth of preprepared or sponge, dips the liquid zinc chloride on surface totally, and then is convenient to follow-uply dip slicker solder solution.
Certainly, aborning, for ensureing that each step can be carried out smoothly, at the beginning of technological process starts, generally first confirm that whether material is complete, whether power supply source of the gas is unimpeded, and whether equipment operation is normal.For the ease of follow-up casting lead base, first with brass wire brush and hairbrush, the dirt in mould can be cleaned out, then in mould, spray one deck remover with spray gun; And add a certain amount of lead-antimony alloy in the molten plumbous stove carrying out in advance heating, and continue to carry out heating to technological requirement.
S102: the part being used for being connected with lead base of copper stem stem is dipped slicker solder solution, and the height for the part be connected with lead base is greater than preset height.
Surface is dipped in the copper core of zinc chloride, clamped with tweezers or nipper pliers, put into the slicker solder solution configured in advance and carry out one by one dipping in tin process.The height dipping slicker solder solution is identical with the Partial Height that copper stem stem is connected with lead base, and then is all connected by slicker solder layer with between lead base at copper stem stem, effectively improves the adhesion of the two.It is to be noted, the height dipping liquor zinci chloridi should lower than the height dipping slicker solder solution, height namely for the part be connected with lead base is greater than described preset height, and then while effectively improving bonding strength, avoid zinc chloride to the surface corrosion of copper stem stem, impact is exposed to the surface quality such as the surface smoothness of copper stem stem outside lead base and surface aesthetics.Concrete, the 4/5-5/6 that preset height is the height for the part be connected with lead base can be set, as arranged, preset height is the height for the part be connected with lead base 5/6.
S103: the copper core dipping slicker solder solution is put into the mould scribbling release agent and casts.
Slicker solder layer is formed on copper stem stem surface after dipping slicker solder solution, lead base is poured into a mould outward at slicker solder layer, because the adhesion of slicker solder and lead base and copper stem stem is all stronger, and then effectively enhance the bond strength of the two, make battery terminal more durable, extend its useful life, and make product discharge performance more secure.
Concrete, the copper stem stem that tin sticky can be terminated, the newel post putting into standard holds frock, opens heating apparatus and carries out heat treatment to newel post, carry out the casting of newel post when temperature rises to technological requirement again.
Concrete can the carrying out as follows of casting cycle:
Opening mold heating apparatus, heats to newel post's mould, when mould is warmed to more than 300 DEG C, can cast; Casting first first can use old copperhead to carry out examination to cast, about continuous pouring 10 mould, check whether cast(ing) surface also has obvious cold line, if any, proceed preheating of heating, until newel post's cold line in surface meets the requirements (without vertically pouring into a mould line), then the copperhead face down of good for immersion plating refined tin liquid is being loaded in die cavity, compress, matched moulds, then with stainless steel spoon, aluminium alloy is poured in mould by a plug hole, when liquid level is close to cup, slowly water the half of full extremely whole cup with the thin metal flow of continuous print about.After plumbous liquid surface solidification, dig mould and water plate, open mould, with pneumatic means by terminal jack-up, then take out, check the cold line situation of terminal surfaces.
Initial workpiece newel post has cast, whether visual examination outward appearance meets technological requirement, and whether meet designing requirement with vernier caliper test side column dimension, then torque test is carried out, after meeting torsion standard-required, extract 1-2 terminal again, with handsaw, terminal is cut open from copper core middle part, whether the combination of visual examination copper core and lead base is tight, under knocking with adz-eye hammer the top 5-6 being broken away copper core, what copper core and lead base did not depart from is qualified, to the terminal meeting above condition, can carry out next step operation.
When after examination casting samples met technological requirement, batch casting can be carried out;
In casting cycle, when mold temperature is higher, when newel post's demoulding is smooth or cooling is slower, can open water circulating pump, open cooling water pipeline slowly, mould is lowered the temperature, below mould temperature drop to 300 DEG C, when there is obvious cold line, namely stop cooling.
On the basis of above-described embodiment, further, for obtaining optimum adhesion strengthening effect, can arrange the time dipping slicker solder solution is 5-10 second.Concrete as the time dipping slicker solder solution be 9 seconds.What the proportioning of slicker solder solution was concrete can be 1:1 for plumbous, tin weight ratio.The time dipping liquor zinci chloridi can be preferably 2-3 second, and copper stem stem Surface Machining oil and oxide layer can be removed on the one hand in this time range, evenly to dip slicker solder solution, another aspect not easily cause corrosion to copper stem stem.The proportioning of concrete liquor zinci chloridi can be 1:1 for the weight ratio of zinc chloride and water, and the liquor zinci chloridi of this concentration can effective clean copper stem stem and not easily cause corrosion to it.
For optimizing casting process, further release agent is improved.The concrete raw material arranging release agent is deionized water, cork powder, gelatine and polyvinyl alcohol, the proportioning of raw material is: the weight of cork powder is 0.75-0.85 times of deionized water weight, the weight of gelatine is 0.004-0.006 times of deionized water weight, and the weight of polyvinyl alcohol is 0.001-0.002 times of deionized water weight.Concrete can be 1:0.08:0.005:0.002 for the weight ratio of deionized water, cork powder, gelatine and polyvinyl alcohol.Under this scope, the good combination properties such as the heat-resisting and stress of release agent.
The preparation process of concrete release agent for each raw material aluminum pot is put into lead melting furnace, can heat and stir until boil, being then cooled to room temperature.The release agent performance of acquisition like this is uniform and stable.
Present invention also offers a kind of battery terminal manufacturing equipment.
In a kind of embodiment, battery terminal manufacturing equipment provided by the invention comprises cleaning device, dips in tin device and apparatus for pouring.
Wherein, in cleaning device, fill liquor zinci chloridi, for cleaning copper stem stem; Dip in tin device and fill slicker solder solution, at copper stem stem outer surface coated one deck slicker solder layer; Apparatus for pouring is used for the copper stem stem being coated with slicker solder layer to cast with lead base to be connected.
Further, for the ease of controlling the height dipping liquor zinci chloridi and dip slicker solder solution, the height that can arrange the slicker solder solution dipped in tin device is identical with the height for the part be connected with lead base of copper stem stem, the height of the liquor zinci chloridi in cleaning device is less than the height of slicker solder solution, and concrete can be above-mentioned preset height.And then when dipping above-mentioned solution respectively, dip height without the need to manual control, but copper stem stem is vertically put into cleaning device and is dipped in tin device, and its end and cleaning device are offseted with the bottom of dipping in tin device.Therefore, convenient operation more, and effectively reduce that manual operation causes dip difference in height, and then be conducive to the quality ensureing the battery terminal produced, enhance productivity.
Further, cleaning device, dip in tin device and apparatus for pouring can be arranged in order setting, and then when producing, each operation is carried out according to the order of sequence, and form pipeline system technological process, the copper stem stem in each process segment reaches each device successively, path is short, enhances productivity further.
On the basis of the various embodiments described above, cleaning device also comprises the wiper of the liquor zinci chloridi for wiping copper stem stem remained on surface.Concrete, wiper can be dry cloth or sponge, or auto-drying device etc., and then the liquor zinci chloridi of the copper stem stem remained on surface after cleaning can be dried, and avoids it to stop for a long time and causes corrosion to copper stem stem surface, affects follow-uply to dip slicker solder solution.
Better dip liquor zinci chloridi and slicker solder solution for the ease of copper stem stem, and then stronger adhesion can be had with lead base, can improve accordingly the structure of copper stem stem.Refer to Fig. 3, Fig. 3 is the structural representation of copper stem stem in battery terminal manufacturing process provided by the invention.One end that copper stem stem 1 is connected with lead base comprises multiple linkage sections that width dimensions does not wait, and multiple linkage section must form corner angle, and then better can dip solution.
The linkage section that two width up and down that concrete can be are as described in Figure larger and the less linkage section of intermediate width, thus copper stem stem 1 is section shape, is namely positioned at the first linkage section 11 of end, and the second linkage section 12 up and the 3rd linkage section 13 successively.Concrete, when dipping liquor zinci chloridi, its height dipped is advisable for reaching copper stem stem 1 the 3rd linkage section 13 center, scope as shown in A in figure.Preferably cleaning performance can be obtained under this scope, and not affect the surface quality of copper stem stem 1.When dipping slicker solder, the height specifically dipping slicker solder is that the top edge reaching copper core the 3rd linkage section 13 is advisable, scope as shown in B in figure.By the setting of multistage, be convenient to dip solution, and then strengthen the adhesion between copper stem stem 1 and lead base.
Further, the cross section of linkage section can be regular hexagon or circle, and cross section is orthohexagonal linkage section and cross section is that circular linkage section is alternately arranged successively.Setting like this, copper stem stem 1 outside has more angular structures, is more conducive to dipping solution.And cross section is the upper surface of orthohexagonal linkage section and lower surface all can be set to cambered surface, namely increases the curved-surface structure of copper stem stem 1 outside, and then when being connected with lead base, the adhesion of the two can be improved.
As required, the sidewall that also can arrange linkage section comprises multiple cambered surface, the intersection of two adjacent cambered surfaces and the axis being parallel of copper stem stem 1.Namely the sidewall of copper stem stem 1 is multiple cambered surfaces of similar wave, and concrete can be cambered outwards cambered surface, and then globoidal structure better can dip liquor zinci chloridi and slicker solder solution, and higher with the bond strength of lead base.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a battery terminal manufacturing process, is characterized in that, comprising:
Step 1: one end preset height part being used for being connected with lead base of copper stem stem is dipped liquor zinci chloridi and cleans, wiped clean after cleaning;
Step 2: the part being used for being connected with lead base of described copper stem stem is dipped slicker solder solution, the height of the described part for being connected with lead base is greater than described preset height;
Step 3: the copper core dipping slicker solder solution is put into the mould scribbling release agent and casts.
2. battery terminal manufacturing process according to claim 1, is characterized in that, the time dipping described slicker solder solution is 5-10 second.
3. battery terminal manufacturing process according to claim 1, is characterized in that, the time dipping described liquor zinci chloridi is 2-3 second.
4. battery terminal manufacturing process according to claim 1, is characterized in that, the preparation process of described release agent is:
The raw material aluminum pot of release agent is put into lead melting furnace, heats and stir until boil, being then cooled to room temperature.
5. battery terminal manufacturing process according to claim 1, is characterized in that, described step 3 is specially:
The copper core dipping slicker solder solution is put into standard newel post and holds frock, be heated to put into the mould scribbling release agent again when temperature meets technological requirement and cast.
6. battery terminal manufacturing equipment according to claim 1, is characterized in that, described preset height is the 4/5-5/6 of the height of the described part for being connected with lead base.
7. the battery terminal manufacturing process according to any one of claim 1-6, it is characterized in that, the raw material of described release agent is: deionized water, cork powder, gelatine and polyvinyl alcohol, and the proportioning of described raw material is: the weight of described cork powder is 0.75-0.85 times of described deionized water weight, the weight of described gelatine is 0.004-0.006 times of described deionized water weight, and the weight of described polyvinyl alcohol is 0.001-0.002 times of described deionized water weight.
8. battery terminal manufacturing process according to claim 7, is characterized in that, the proportioning of described liquor zinci chloridi is: the weight ratio of zinc chloride and water is 1:1.
9. a battery terminal manufacturing equipment, it is characterized in that, comprise cleaning device, dip in tin device and apparatus for pouring, in described cleaning device, fill liquor zinci chloridi, described dipping in tin device fills slicker solder solution, and described apparatus for pouring is for lead base of casting outward at copper stem stem.
10. battery terminal manufacturing equipment according to claim 9, it is characterized in that, the height of the described described slicker solder solution dipped in tin device is identical with the height for the part be connected with lead base of described copper stem stem, and the height of the described liquor zinci chloridi in described cleaning device is less than the height of described slicker solder solution.
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| CN201511003896.XA CN105428586A (en) | 2015-12-28 | 2015-12-28 | Battery terminal manufacturing technology and apparatus thereof |
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| CN113540701A (en) * | 2021-06-28 | 2021-10-22 | 天能电池集团股份有限公司 | Lead storage battery wiring terminal and preparation method thereof |
| CN113540701B (en) * | 2021-06-28 | 2023-08-04 | 天能电池集团股份有限公司 | Lead storage battery wiring terminal and preparation method thereof |
| CN113471640A (en) * | 2021-07-12 | 2021-10-01 | 深圳市华信一机械有限公司 | Method for improving bonding property of cast copper terminal |
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