CN106207071B - A kind of manufacturing method and its lead terminal of the lead terminal of lead-acid accumulator - Google Patents
A kind of manufacturing method and its lead terminal of the lead terminal of lead-acid accumulator Download PDFInfo
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- CN106207071B CN106207071B CN201610713599.2A CN201610713599A CN106207071B CN 106207071 B CN106207071 B CN 106207071B CN 201610713599 A CN201610713599 A CN 201610713599A CN 106207071 B CN106207071 B CN 106207071B
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- lead terminal
- lead
- circular hole
- terminal
- hole
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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
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The present invention relates to a kind of manufacturing method of the lead terminal of lead-acid accumulator and its lead terminals, first with pressure casting machine, lead-antimony alloy liquid is first poured onto the barrel of die casting machine, using hydraulic cylinder the lead-antimony alloy injection for partly solidifying shape is in barrel into the type chamber of mold, it is shaped to lead terminal blank；Lead terminal blank is put on the positioning mold of punching machine, the first circular hole is equipped with to the punching of lead terminal blank front using writing off, the first and second circular holes mutually stagger setting, and are intertwined abatement in the side of lead terminal blank and have a square hole；Inserts is placed in lead terminal blank, the first and second threaded holes for respectively corresponding cooperation with the first and second circular holes are processed on inserts；The lead terminal blank for being embedded with inserts is put into and carries out cold rolling in the die cavity of cold punching press, lead terminal after molding is obtained after die sinking.The beneficial effects of the present invention are: it realizes the diversification of terminal connections port and complicated lead terminal can be produced, improve terminal surfaces finish.
Description
Technical field
The present invention relates to the manufacturing method of lead terminal manufacturing field more particularly to a kind of lead terminal of lead-acid accumulator and its
Lead terminal.
Background technique
Motorcycle valve-controlled type lead acid terminal is generally lead terminal, and the manufacture used is gravity casting side
Formula casts in lead-antimony alloy liquid on the riser of terminal die, lead-antimony alloy liquid is filled out rapidly under terrestrial gravitation effect
Molding is condensed after full type chamber, obtains lead terminal after riser and burr are cut after demoulding.The gravity casting side of traditional lead terminal
Formula, its advantage is that casting production efficiency is very fast, mould structure is simply and readily replaced；The disadvantage is that lead terminal rough surface after casting
Easily lack material and it is not full, appearance is poor, and due to mould structure limitation can not produce complicated lead terminal.
Due to the progress of technology, the electrical equipment that motorcycle is equipped with is more and more, more to the interface requirement of battery terminal
Sample such as requires terminal that can provide front connection port and top surface Wiring port even side terminal mouth simultaneously；In addition motor
Vehicular battery is through gradually using the simple valve-regulated sealed lead-acid batteries of maintenance, valve-regulated sealed lead-acid batteries
There are very high technical requirements to the sealing performance of terminal, if poor sealing will cause to climb acid corrosion car accident, therefore requires lead
The plastic position casting of terminal is full, surface is bright and clean as far as possible, shape is complicated as far as possible just can ensure that terminal does not climb acid.Above problem tradition
Gravity casting mode cast out come lead terminal can not increasingly be competent at.
Summary of the invention
In place of against the above deficiency, a kind of manufacturing method of the lead terminal of lead-acid accumulator is provided
And its lead terminal, it realizes the diversification of terminal connections port and complicated lead terminal can be produced, improve terminal surfaces finish.
The solution adopted by the present invention to solve the technical problem is that: a kind of lead terminal manufacturing method of lead-acid accumulator, including
Following steps:
Step S1: pressure casting machine is utilized, lead-antimony alloy liquid is first poured onto the barrel of die casting machine, utilizes hydraulic cylinder
The lead-antimony alloy injection in half solidification shape in barrel into the type chamber of lead terminal mold, and keep specific pressure to molding
For lead terminal blank, through there is a square hole, top surface offers one second circular hole for the side of the lead terminal blank, and described second
Circular hole is connected with square hole；
Step S2: being put into lead terminal blank on the positioning mold of punching machine, is rushed using the front write off to lead terminal blank
Equipped with one first circular hole, the second circular hole positioned at positive first circular hole and positioned at top surface is mutually staggered；
Step S3: the good inserts of preprocessing is placed in the square hole of lead terminal blank, be machined on the inserts with
The first circular hole of lead terminal blank and the second circular hole respectively correspond the first threaded hole and the second threaded hole of cooperation in step S2；
Step S4: the lead terminal blank for being embedded with inserts is put into the die cavity of cold punching press, starts cold punching press, is utilized
The cooperation of upper and lower stamping die tamps the extrusion deformation of lead terminal blank in die cavity；
Step S5: lead terminal after molding is obtained after die sinking.
Further, the material of the inserts is copper or iron, and square-shaped.
The present invention also provides a kind of lead terminal of the lead terminal manufacturing method of lead-acid accumulator as described above, the lead
Terminal includes rectangular terminal substrate, and the front of the terminal substrate and top surface offer the first circular hole and the second circular hole respectively,
First circular hole and the second circular hole mutually stagger setting；The side of the terminal substrate, which is intertwined, offers a square hole,
It is embedded with an inserts in the square hole, is offered respectively on the inserts and first circular hole and the second circular hole corresponding matching
The first threaded hole and the second threaded hole.
Further, first circular hole and the second circular hole are connected with the square hole.
Further, the lead terminal further includes a fixed pedestal, the bottom surface of the fixed pedestal and the terminal substrate
Connected and outside horizontal extension；One first bellmouth, the fixed pedestal are offered in the middle part of the top surface of the fixed pedestal downwards
Bottom surface and be located at the first bellmouth and extend downwardly the protrusion equipped with a tubular, be equipped with along longitudinal direction on the outside of the protrusion continuous
Groove offers second bellmouth coaxially communicated with first bellmouth in the middle part of the protrusion.
Further, the diameter of first bellmouth upper end is greater than the diameter of the first bellmouth lower end, second cone
The diameter of shape hole lower end is greater than the diameter of the second bellmouth upper end, and the diameter of first bellmouth upper end is greater than the second cone
The diameter of shape hole lower end.
Compared with prior art, the invention has the following beneficial effects: the manufacturing method of the lead terminal provided through the invention
The smooth full no casting flaw in the lead terminal surface of production, the plastic position good seal of lead terminal, same terminal can be realized just
Face, top surface, side wiring simultaneously, terminal appearance is uniform, beautiful, and whole class improves.
Detailed description of the invention
The invention patent is further illustrated with reference to the accompanying drawing.
Fig. 1 is the structural schematic diagram of the lead terminal of the embodiment of the present invention.
Fig. 2 is the structural schematic diagram of the inserts of the embodiment of the present invention.
Fig. 3 is the main view of the lead terminal of the embodiment of the present invention.
Fig. 4 is the lead terminal of the embodiment of the present invention and the structural schematic diagram of battery cooperation.
In figure: 1- lead terminal；10- terminal substrate；The first circular hole of 100-；The second circular hole of 101-；102- square hole；11- is embedding
Part；The first threaded hole of 110-；The second threaded hole of 111-；12- fixed pedestal；The first bellmouth of 120-；The protrusion 121-；122- ditch
Slot；The second bellmouth of 123-；2- battery.
Specific embodiment
The present invention is further described with reference to the accompanying drawings and detailed description.
As shown in figures 1-4,1 manufacturing method of lead terminal of a kind of lead-acid accumulator of the present embodiment, comprising the following steps:
Step S1: pressure casting machine is utilized, lead-antimony alloy liquid is first poured onto the barrel of die casting machine, utilizes hydraulic cylinder
The lead-antimony alloy injection in half solidification shape in barrel into the type chamber of lead terminal mold, and keep specific pressure to molding
For lead terminal blank, through there is a square hole 102, top surface offers one second circular hole 101, institute for the side of the lead terminal blank
The second circular hole 101 is stated to be connected with square hole 102；
Step S2: being put into lead terminal blank on the positioning mold of punching machine, is rushed using the front write off to lead terminal blank
Equipped with one first circular hole 100, the second circular hole 101 positioned at positive first circular hole 100 and positioned at top surface is mutually staggered；First circular hole
100 are connected with square hole 102.
Step S3: the good inserts 11 of preprocessing is placed in the square hole 102 of lead terminal blank, is added on the inserts 11
Work has the first threaded hole 110 that cooperation is respectively corresponded with the first circular hole 100 of lead terminal blank in step S2 and the second circular hole 101
With the second threaded hole 111；
Step S4: the lead terminal blank for being embedded with inserts 11 is put into the die cavity of cold punching press, starts cold punching press, benefit
The extrusion deformation of lead terminal blank is tamped in die cavity with the cooperation of upper and lower stamping die；
Step S5: lead terminal 1 after molding is obtained after die sinking.
From the foregoing, pass through the first circular hole 100 and second being staggered the beneficial effects of the present invention are: the present invention
Front may be implemented in circular hole 101 and two connecting terminals of top surface are independently connected, and passes through 11 corresponding matching of inserts in square hole
It is provided with the first threaded hole 110 and the second threaded hole 111 with the first circular hole 100 and the cooperation of the second circular hole 101, the inserts 11
Side correspond to square hole remaining threaded hole can also be set, realize the mating connection of multiple connecting terminals.
In the present embodiment, the material of the inserts 11 is copper or iron, and square-shaped.Because lead-antimony alloy is very soft,
Threaded hole can not be formed, therefore need to especially process a cuboid copper material or iron material matter inserts 11, can be mutually perpendicular in inserts 11
Three faces on respectively process 3 threaded holes, which is put into lead terminal 1 in advance in the correspondence hole location that has cast.This hair
The ingredient of bright middle lead-antimony alloy is as shown in the table.
As shown in figures 1-4, the present invention also provides a kind of 1 manufacturing methods of lead terminal of lead-acid accumulator as described above
Lead terminal 1, the lead terminal 1 include rectangular terminal substrate 10, the terminal substrate 10 front and top surface open up respectively
There are the first circular hole 100 and the second circular hole 101, first circular hole 100 and the second circular hole 101 mutually stagger setting；The terminal
The side of pedestal 10, which is intertwined, offers a square hole, and an inserts 11 is embedded in the square hole, is divided on the inserts 11
The first threaded hole 110 and the second threaded hole 111 with 101 corresponding matching of first circular hole 100 and the second circular hole are not offered.
In the present embodiment, first circular hole 100 and the second circular hole 101 are connected with the square hole.
In the present embodiment, the lead terminal 1 further includes a fixed pedestal 12, the fixed pedestal 12 and the terminal base
The bottom surface of seat 10 is connected and outside horizontal extension；One first bellmouth is offered in the middle part of the top surface of the fixed pedestal 12 downwards
120, the bottom surface of the fixed pedestal 12 and be located at the first bellmouth 120 at extend downwardly the protrusion 121 equipped with a tubular, it is described
121 outside of protrusion is equipped with continuous groove 122 along longitudinal direction, and the middle part of the protrusion 121 offers one and first bellmouth
120 the second bellmouths 123 coaxially communicated.
In the present embodiment, the diameter of 120 upper end of the first bellmouth is greater than the diameter of 120 lower end of the first bellmouth,
The diameter of second bellmouth, 123 lower end is greater than the diameter of 123 upper end of the second bellmouth, and first bellmouth 120
The diameter greater than 123 lower end of the second bellmouth of upper end.The diameter of first bellmouth, 120 lower end is equal to the second bellmouth
The diameter of 123 upper ends.
As shown in figure 4, the upper cover of the bottom surface of lead terminal 1 and battery 2 is cooperatively connected, lead terminal 1 is placed in electric power storage
Injection molding together in 2 upper cover injection mould of pond, the protrusion 121 and 122 outer surface of groove of lead terminal 1 are by the modeling of 2 upper cover of battery
Material cladding carries out plastic molding.Air gap is easily formed after groove 122 is plastic if lacking material, easily climbs acid.
In conclusion the present invention a kind of manufacturing method and its lead terminal of the lead terminal of lead-acid accumulator, are simple to manufacture, hold
Sub- appearance is uniform, beautiful, and whole class improves, and realizes the diversification of terminal connections port and can produce complicated lead terminal,
Improve terminal surfaces finish.
Above-listed preferred embodiment, has been further described the object, technical solutions and advantages of the present invention, is answered
Understand, the foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of manufacturing method of the lead terminal of lead-acid accumulator, which comprises the following steps:
Step S1: utilizing pressure casting machine, lead-antimony alloy liquid be first poured onto the barrel of die casting machine, using hydraulic cylinder material
Lead-antimony alloy injection in half solidification shape in cylinder keeps specific pressure to being shaped to lead into the type chamber of lead terminal mold
Terminal blank, through there is a square hole, top surface offers one second circular hole, second circular hole for the side of the lead terminal blank
It is connected with square hole；
Step S2: being put into lead terminal blank on the positioning mold of punching machine, is equipped with using the front punching write off to lead terminal blank
One first circular hole, the second circular hole positioned at positive first circular hole and positioned at top surface mutually stagger；
Step S3: the good inserts of preprocessing is placed in the square hole of lead terminal blank, is machined on the inserts and step
The first circular hole of lead terminal blank and the second circular hole respectively correspond the first threaded hole and the second threaded hole of cooperation in S2；
Step S4: the lead terminal blank for being embedded with inserts is put into the die cavity of cold punching press, starts cold punching press, using upper and lower
The cooperation of stamping die tamps the extrusion deformation of lead terminal blank in die cavity；
Step S5: lead terminal after molding is obtained after die sinking.
2. a kind of manufacturing method of the lead terminal of lead-acid accumulator according to claim 1, which is characterized in that the inserts
Material be copper or iron, and it is square-shaped.
3. a kind of lead terminal of the lead terminal manufacturing method based on lead-acid accumulator described in claim 1-2 any one,
Be characterized in that: the lead terminal includes rectangular terminal substrate, and the front of the terminal substrate and top surface offer first respectively
Circular hole and the second circular hole, first circular hole and the second circular hole mutually stagger setting；The side of the terminal substrate is intertwined
Offer a square hole, an inserts be embedded in the square hole, offered respectively on the inserts with first circular hole and
The first threaded hole and the second threaded hole of second circular hole corresponding matching；The lead terminal further includes a fixed pedestal, the fixation
Pedestal is connected with the bottom surface of the terminal substrate and outside horizontal extension；The is offered in the middle part of the top surface of the fixed pedestal downwards
One bellmouth, the bottom surface of the fixed pedestal and be located at the first bellmouth at extend downwardly the protrusion equipped with a tubular, it is described convex
Continuous groove is equipped on the outside of portion along longitudinal direction, offered in the middle part of the protrusion one coaxially communicated with first bellmouth the
Two bellmouths.
4. lead terminal according to claim 3, it is characterised in that: first circular hole and the second circular hole and the square hole
It is connected.
5. lead terminal according to claim 3, it is characterised in that: the diameter of first bellmouth upper end is greater than the first cone
The diameter of shape hole lower end, the diameter of second bellmouth lower end are greater than the diameter of the second bellmouth upper end, and described first
The diameter of bellmouth upper end is greater than the diameter of the second bellmouth lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610713599.2A CN106207071B (en) | 2016-08-24 | 2016-08-24 | A kind of manufacturing method and its lead terminal of the lead terminal of lead-acid accumulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610713599.2A CN106207071B (en) | 2016-08-24 | 2016-08-24 | A kind of manufacturing method and its lead terminal of the lead terminal of lead-acid accumulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106207071A CN106207071A (en) | 2016-12-07 |
| CN106207071B true CN106207071B (en) | 2019-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610713599.2A Active CN106207071B (en) | 2016-08-24 | 2016-08-24 | A kind of manufacturing method and its lead terminal of the lead terminal of lead-acid accumulator |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102017235A (en) * | 2008-04-25 | 2011-04-13 | 株式会社杰士汤浅国际 | Storage battery |
| EP2518793A1 (en) * | 2009-12-24 | 2012-10-31 | GS Yuasa International Ltd. | Storage battery terminal section, terminal nut for the storage battery terminal section, storage battery cover provided with the storage battery terminal section, and storage battery |
| CN103503198A (en) * | 2011-06-27 | 2014-01-08 | 株式会社杰士汤浅国际 | Terminal part for storage battery, resin winding terminal for storage battery, manufacturing method thereof, storage battery including terminal part, and automobile equipped with storage battery |
| CN204102961U (en) * | 2014-09-15 | 2015-01-14 | 湖南丰日电源电气股份有限公司 | A kind of storage battery |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2518792B1 (en) * | 2009-12-24 | 2019-05-15 | GS Yuasa International Ltd. | Lid for storage battery, injection-molding method for the lid, storage battery with the lid, and terminal section for storage battery |
-
2016
- 2016-08-24 CN CN201610713599.2A patent/CN106207071B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102017235A (en) * | 2008-04-25 | 2011-04-13 | 株式会社杰士汤浅国际 | Storage battery |
| EP2518793A1 (en) * | 2009-12-24 | 2012-10-31 | GS Yuasa International Ltd. | Storage battery terminal section, terminal nut for the storage battery terminal section, storage battery cover provided with the storage battery terminal section, and storage battery |
| CN103503198A (en) * | 2011-06-27 | 2014-01-08 | 株式会社杰士汤浅国际 | Terminal part for storage battery, resin winding terminal for storage battery, manufacturing method thereof, storage battery including terminal part, and automobile equipped with storage battery |
| CN204102961U (en) * | 2014-09-15 | 2015-01-14 | 湖南丰日电源电气股份有限公司 | A kind of storage battery |
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| Publication number | Publication date |
|---|---|
| CN106207071A (en) | 2016-12-07 |
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