CN108637082A - Weld the moulding process of connection sheet in side - Google Patents
Weld the moulding process of connection sheet in side Download PDFInfo
- Publication number
- CN108637082A CN108637082A CN201810378247.5A CN201810378247A CN108637082A CN 108637082 A CN108637082 A CN 108637082A CN 201810378247 A CN201810378247 A CN 201810378247A CN 108637082 A CN108637082 A CN 108637082A
- Authority
- CN
- China
- Prior art keywords
- welding
- connection
- piece
- ear
- sides
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/001—Shaping combined with punching, e.g. stamping and perforating
Abstract
The present invention relates to the technical fields of battery, disclose the moulding process of side weldering connection sheet, provide a kind of diel, diel includes pier compression mould, blanking die and flanging tool, which includes the following steps：(1) metal embryo material is cut into the former piece of multiple connections；(2) by pier compression mould that the upper end pier pressure for connecting former piece is flaky, and the both sides of the lower end of the former piece of connection are forged into welding ear；(3) there is fusing hole in the welding ear of both sides and the crooked place punching of connection sheet using blanking die；(4) upper end for connecting former piece is bent to form by conductive sheet by flanging tool, the lower end for connecting former piece forms welding piece, and the welding ear of both sides is bent towards positive direction.Both sides by that will connect the lower end of former piece carry out pier pressure, so that the connecting portion between welding ear and connection sheet is thinned, are bent in order to weld ear, the bending forming technique of welding ear is made to be more prone to, reduce the waste of material, more efficient.
Description
Technical field
The present invention relates to the technical fields of battery, the especially moulding process of side weldering connection sheet.
Background technology
Currently, with increasingly miniaturization, lighting and the Portable belt of electronic product, such as video camera, notebook and hand
The driving power of machine etc., these electronic products also develops towards high power capacity, high security and the direction of lighting, lithium battery with
The good characteristics such as its high power capacity, are widely used in electronic product.
Lithium battery includes shell, battery cap and battery core etc., and wherein battery core is placed in the inside of shell, the upper end tool of shell
There are upper end opening, battery cap to be then enclosed in the opening of the upper end of shell, be provided with conducting block on battery cap, under conducting block
Portion is connect by connection sheet with battery core, and upper end is extended to across head cover film perforation outside battery, is realized to external power supply.
However at the time of molding, the material stock thickness of connection sheet is uniform thickness to the molding connection sheet of institute at present, by connection sheet
When the welding ear of both sides carries out bending process, since the width of welding ear is shorter, and the length of required bending is longer, therefore
It is extremely difficult when carrying out the bending process of welding ear.
Invention content
The moulding process of weldering connection sheet in side proposed by the present invention, it is intended to which the embryo material for solving uniform thickness in the prior art is being not easy into
The problem of type.
The invention is realized in this way the moulding process of side weldering connection sheet, provides a kind of diel, the stamping die
Tool includes pier compression mould, blanking die and flanging tool, which includes the following steps：
(1) metal embryo material is cut into the connection original piece of the equal oblong-shaped of multiple Length x Widths；
(2) the upper end pier of the former piece of the connection is pressed by the pier compression mould flaky and the connection is former
Forge and press flaky welding ear in the both sides of the lower end of piece；
(3) using the blanking die, punching has multiple fusing respectively between the welding ear of both sides and the former piece of connection
Hole；
(4) the former piece of the connection has the negative direction away from Dun Yamojudun pressures direction, passes through the flanging tool
The upper end of the former piece of the connection is carried out in the opposite direction to be bent to form conductive sheet, the lower end of the former piece of connection forms welding
Piece, and the welding ear of both sides is bent towards positive direction.
Further, in step (3), using the blanking die by the upper end of the welding ear of both sides and the company
Connect between former piece that punching has arc notch respectively.
Further, in step (2), the pier pressure compression mould is flaky by the upper end pier pressure of the conductive sheet.
Further, in step (3), there is positioning in the lower end of conductive sheet punching using the blanking die
Hole.
Further, in step (2), using the pier compression mould by the middle part of the lower end of the connection sheet towards positive direction
It is stamped and formed out limit protrusion.
Further, in step (4), the welding ear is first bent towards direction using flanging tool, then by both sides
The welding ear bent towards positive direction, make the welding ears of both sides and connect the crooked place of former piece shape in the opposite direction
At there is arc convex.
Further, perpendicular shape between the welding ear and the welding piece.
Further, perpendicular shape between the conductive sheet and the welding piece.
Compared with prior art, the moulding process of weldering connection sheet in side provided by the invention, by cutting out virgin metal embryo material
At etc. the connection original pieces of length and width the both sides of lower end, that is, welding piece of the former piece of connection are subjected to pier pressure, are made to facilitate batch production
The both sides of welding piece are formed with the welding ear for being away from each other extension, in this way, the connecting portion between welding ear and connection sheet is thinned, with
It is bent convenient for subsequent step (3), will not be difficult to bend because bending part length is long, make the bending forming of welding ear
Technique is more prone to, and makes simply, reduces the waste of material, more efficient.The embryo material for solving uniform thickness in the prior art exists
The problem of being not easy to be molded
Description of the drawings
Fig. 1 is the step schematic diagram of the moulding process of weldering connection sheet in side provided in an embodiment of the present invention；
Fig. 2 is the dimensional structure diagram of the connection sheet of the moulding process of weldering connection sheet in side provided in an embodiment of the present invention.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The realization of the present invention is described in detail below in conjunction with specific embodiment.
The same or similar label correspond to the same or similar components in the attached drawing of the present embodiment；In description of the invention
In, it is to be understood that if there is the orientation or positional relationship of the instructions such as term "upper", "lower", "left", "right" for based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, and does not indicate or imply the indicated dress
It sets or element must have a particular orientation, with specific azimuth configuration and operation, therefore the use of position relationship described in attached drawing
Language only for illustration, should not be understood as the limitation to this patent, for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term is understood as the case may be.
It is preferred embodiment provided by the invention shown in referring to Figures 1 and 2.
The moulding process of weldering connection sheet in side provided in an embodiment of the present invention, for producing the company between conducting block and battery core
Contact pin, also, the technique is more easy to obtain the required connection sheet for carrying out side weldering, and manufacture efficiency is high, and processing cost is low, does not easily cause material
The waste of material.
The moulding process of weldering connection sheet in side provided in an embodiment of the present invention, provides a kind of diel, diel packet
Blanking die, pier compression mould and flanging tool are included, which includes the following steps：
(1) metal embryo material is cut into the connection original piece of the equal oblong-shaped of multiple Length x Widths；
(2) the upper end pier of the former piece of the connection is pressed by the pier compression mould flaky and the connection is former
Forge and press flaky welding ear 111 in the both sides of the lower end of piece；
(3) using the blanking die between the welding ear 111 of both sides and the former piece of connection respectively punching have it is multiple
Fusing hole 1111；
(4)) connecting former piece has the negative direction away from Dun Yamojudun pressures direction, and former piece will be connected by flanging tool
Upper end carries out being bent to form in the opposite direction conductive sheet 12, and the lower end for connecting former piece forms welding piece 11, and by the weldering of both sides
Lug 111 is bent towards positive direction.
In this way, the connection original piece by the way that virgin metal embryo material is the length and width such as to be cut into will the former piece of connection to facilitate batch production
The both sides of lower end, that is, welding piece 11 carry out pier pressure and punching, so that the both sides of welding piece 11 is formed with the weldering for being away from each other extension
Lug 111, simultaneously because the reason that pier is molded, is recessed to form welding groove in the both sides of welding piece 11 to positive direction, in this way,
The connecting portion welded between ear 111 and connection sheet is thinned, will not be because of bending part in order to which subsequent step (3) is bent
Bit length is long and is difficult to bend, and so that the bending forming technique of welding ear 111 is more prone to, while when carrying out crimp, also needs
The upper end of connection sheet is bent in the opposite direction, is formed by conductive sheet 12 to abut the conducting block of battery cap, and institute
The welding piece 11 of formation welds ear 111 then to be attached with battery core by the way that the fixinig plate of battery core is welded on both sides
On, then by the bending in opposite directions of the welding ear 111 of both sides, so that welding ear 111 is snapped onto on welding piece 11, fixinig plate is fitted in welding ear
Between 111 and welding piece 11, to stablize the fixinig plate of fixed battery core, and by the obtained connection sheet of this moulding process,
It makes simply, reduces the waste of material, it is more efficient.
Meanwhile above-mentioned moulding process is laminar in the flake of the upper end of the former piece of molding connection and lower end both sides
When welding ear 1111, it is that direct pier is molded, punching shaping is not carried out again to its outer profile, i.e., is not generated at the time of molding
Waste material greatly improves the utilization rate of material, reduces the waste of material.
In this way, will weld 111 pier of ear it is molded when, weld and both sides up and down respectively with welding ear 111 side be in
Arc-shaped transition prevents from piercing through battery core and making cell damage in this way, in order to the installation in further battery.
In addition, in step (3), using blanking die by between the upper end of the welding ear 111 of both sides and the former piece of connection points
Chong Cai there be arc notch 113, in this way, by the arc notch 113 of both sides, when that will weld ear 111 and be bent, butt welding machine
The crooked place of ear is defined, and is prevented from tearing connection original piece when being bent and bending being caused to fail, is convenient for curved
Folding technique, efficiency is faster.
Also, in step (3), it is punched respectively between the welding ear 111 of both sides and the former piece of connection using blanking die
There are multiple fusing holes 1111, specifically, multiple fusing holes 1111 are located at welding ear and connect the crooked place of former piece, in this way,
After the completion of the bending of ear 111 will be welded, fusing hole 1111 is located at the position of bending, is welded by the fixinig plate of battery core and welding ear 111
When connecing, can once it be welded by fusing hole 1111, and after the completion of fixation, ear 111 will be welded by needing is bent to button in opposite directions
It is connected on welding piece 11, at this moment, then again can be welded the fixinig plate of battery core and welding piece 11 by fusing hole 1111
It is fixed, to make the fixinig plate of battery core is fixed more to stablize, also, by above-mentioned fusing hole 1111, when flowing through the connection
When the electric current of piece is excessive, also allow for fusing between welding piece and welding ear, to protect inside battery.
Above-mentioned fusing hole 1111 is square hole, and blanking die made in this way is simple in structure, and open mold
It is more convenient, meanwhile, so that the length bent needed for crooked place of the welding ear 111 with welding piece 11 is subtracted by fusing hole 1111
It is few, it is more favorable for bending forming.
In addition, in the present embodiment, in step (2), the upper end of conductive sheet 12 is punched flakiness using pier compression mould
Shape keeps made battery weight lighter in this way, alleviating the weight of conductive sheet 12 to a certain extent.
In the present embodiment, when the upper end progress pier that will connect former piece is molded, the molded laminar thickness of pier
Most thin achievable 0.2mm thickness, greatly alleviates the quality of the connection sheet.
Pier pressure forms the arc-shaped transition of corner angle of laminar conductive sheet 12, in order to the installation inside further battery.
Meanwhile when pier is molded, the middle part of the lower end of conductive sheet 12 has extended to form conductive bumps towards flake,
Conductive bumps are placed in the laminar position of conductive sheet 12, to increase the rigidity of conductive sheet 12, prevent conductive sheet 12 to be broken, together
When ensure that the area of passage of conductive sheet 12, make electric current be easier to circulate.
Also, in step (3), there is location hole 121 in the lower end of conductive sheet 12 punching using blanking die, by fixed
Position hole 121, when being bent conductive sheet 12 and welding ear 111 convenient for positioning, to find crooked place accurately.
In addition, in step (2), the middle part of the lower end of connection sheet is struck out into limit convex towards positive direction using pier compression mould
112 are played, in this way, after being welded on fixinig plate on welding ear 111, when welding ear 111 is bent in opposite directions, welds and snaps onto weldering
In contact pin 11, the side of welding ear 111 can be connected to the side of limit protrusion 112, meanwhile, stabilization snaps onto on welding piece 11
Weld ear 111.
In the present embodiment, in step (4), when being bent using flanging tool butt welding lug 111, curring die is used
Tool first bends welding ear 111 towards direction, then the welding ear 111 of both sides is bent towards positive direction, makes the welding of both sides
Ear 111 is formed with arc convex in the opposite direction with the crooked place for connecting former piece, in this way, after welding fixinig plate, welds ear
When 111 opposite bending, the bending angle of arc convex meeting butt welding lug 111 is limited, and the opposite bending meeting of welding ear 111 is made
It is carried out along welding ear 111 and the crooked place of welding piece 11.
Meanwhile perpendicular shape between ear 111 and welding piece 11 is welded, in this way, in order to which fixinig plate is welded on by the later stage
It is bent in opposite directions on lug 111 and by welding ear 111.
In addition, perpendicular shape between conductive sheet 12 and welding piece 11, then improves the connection sheet to greatest extent in this way
Length has greatly saved in order to which battery core and conducting block to be electrically connected and has used material, reduced the waste of material.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
All any modification, equivalent and improvement made by within principle etc., should all be included in the protection scope of the present invention.
Claims (8)
1. the moulding process of connection sheet is welded in side, which is characterized in that provide a kind of diel, the diel includes pier
Compression mould, blanking die and flanging tool, the technique include the following steps：
(1) metal embryo material is cut into the connection original piece of the equal oblong-shaped of multiple Length x Widths；
(2) the upper end pier of the former piece of connection is pressed by the pier compression mould it is flaky, and by the former piece of the connection
Forge and press flaky welding ear in the both sides of lower end；
(3) using the blanking die, punching has multiple fusing respectively between the welding ear of both sides and the former piece of the connection
Hole；
(4) the former piece of connection has the negative direction away from Dun Yamojudun pressures direction, by the flanging tool by institute
The upper end for stating the former piece of connection carries out being bent to form conductive sheet in the opposite direction, and the lower end of the former piece of connection forms welding piece,
And the welding ear of both sides is bent towards positive direction.
2. the moulding process of weldering connection sheet in side as described in claim 1, which is characterized in that in step (3), use the punching
Mold is by punching has arc notch respectively between the upper end of the welding ear of both sides and the former piece of the connection.
3. the moulding process of weldering connection sheet in side as claimed in claim 1 or 2, which is characterized in that in step (2), the pier pressure
Compression mould is flaky by the upper end pier pressure of the conductive sheet.
4. the moulding process of weldering connection sheet in side as claimed in claim 1 or 2, which is characterized in that in step (3), using described
Blanking die has location hole in the lower end of conductive sheet punching.
5. the moulding process of weldering connection sheet in side as claimed in claim 1 or 2, which is characterized in that in step (2), using described
The middle part of the lower end of the connection sheet is stamped and formed out limit protrusion by pier compression mould towards positive direction.
6. the moulding process of weldering connection sheet in side as claimed in claim 1 or 2, which is characterized in that in step (4), use crimp
Mold first bends the welding ear towards direction, then the welding ear of both sides is bent towards positive direction, makes both sides
The welding ear is formed with arc convex in the opposite direction with the crooked place for connecting former piece.
7. the moulding process of weldering connection sheet in side as claimed in claim 1 or 2, which is characterized in that the welding ear and the welding
Perpendicular shape between piece.
8. the moulding process of weldering connection sheet in side as claimed in claim 1 or 2, which is characterized in that the conductive sheet and the welding
Perpendicular shape between piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810378247.5A CN108637082B (en) | 2018-04-25 | 2018-04-25 | Forming process of side welding connecting sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810378247.5A CN108637082B (en) | 2018-04-25 | 2018-04-25 | Forming process of side welding connecting sheet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108637082A true CN108637082A (en) | 2018-10-12 |
| CN108637082B CN108637082B (en) | 2020-04-28 |
Family
ID=63747385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810378247.5A Active CN108637082B (en) | 2018-04-25 | 2018-04-25 | Forming process of side welding connecting sheet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109465331A (en) * | 2018-12-29 | 2019-03-15 | 嘉善民鑫金属制品有限公司 | Needle grid manufacture craft |
| WO2019205005A1 (en) * | 2018-04-25 | 2019-10-31 | 深圳市瑞德丰精密制造有限公司 | Process for forming connecting sheet to be side-soldered |
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| KR100936262B1 (en) * | 2005-10-21 | 2010-01-12 | 주식회사 엘지화학 | Novel Bus Bar for Electric Connection and Middle and Battery Module Comprising the Same |
| CN106887560A (en) * | 2015-12-15 | 2017-06-23 | 东莞乔登节能科技有限公司 | Integrated guide electric connecting sheet and its forming method |
| US20170256773A1 (en) * | 2016-03-02 | 2017-09-07 | Dijiya Energy Saving Technology Inc. | Conductive connecting plate for a lithium battery and a method for forming the same |
| CN107195844A (en) * | 2016-03-15 | 2017-09-22 | 东莞乔登节能科技有限公司 | The conductive connecting piece and its forming method of lithium battery |
| CN107834011A (en) * | 2017-09-28 | 2018-03-23 | 苏州华之杰电讯股份有限公司 | A kind of cell connector production technology |
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2018
- 2018-04-25 CN CN201810378247.5A patent/CN108637082B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100936262B1 (en) * | 2005-10-21 | 2010-01-12 | 주식회사 엘지화학 | Novel Bus Bar for Electric Connection and Middle and Battery Module Comprising the Same |
| CN106887560A (en) * | 2015-12-15 | 2017-06-23 | 东莞乔登节能科技有限公司 | Integrated guide electric connecting sheet and its forming method |
| US20170256773A1 (en) * | 2016-03-02 | 2017-09-07 | Dijiya Energy Saving Technology Inc. | Conductive connecting plate for a lithium battery and a method for forming the same |
| CN107195844A (en) * | 2016-03-15 | 2017-09-22 | 东莞乔登节能科技有限公司 | The conductive connecting piece and its forming method of lithium battery |
| CN107834011A (en) * | 2017-09-28 | 2018-03-23 | 苏州华之杰电讯股份有限公司 | A kind of cell connector production technology |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019205005A1 (en) * | 2018-04-25 | 2019-10-31 | 深圳市瑞德丰精密制造有限公司 | Process for forming connecting sheet to be side-soldered |
| CN109465331A (en) * | 2018-12-29 | 2019-03-15 | 嘉善民鑫金属制品有限公司 | Needle grid manufacture craft |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108637082B (en) | 2020-04-28 |
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