CN204029936U - A kind of cylindrical battery cell shaping mould - Google Patents

A kind of cylindrical battery cell shaping mould Download PDF

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Publication number
CN204029936U
CN204029936U CN201420448192.8U CN201420448192U CN204029936U CN 204029936 U CN204029936 U CN 204029936U CN 201420448192 U CN201420448192 U CN 201420448192U CN 204029936 U CN204029936 U CN 204029936U
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China
Prior art keywords
battery cell
cylindrical battery
battery core
plate pattern
cope match
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CN201420448192.8U
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Chinese (zh)
Inventor
龙翔
黄泽伟
刁胜
蒋新欣
杨静
吕进宝
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Shenzhen Betterpower Battery Co ltd
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Shenzhen Betterpower Battery Co ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Abstract

The utility model discloses a kind of cylindrical battery cell shaping mould, it lower bolster comprising cope match-plate pattern and mate with cope match-plate pattern, cope match-plate pattern offers some first battery core standing grooves, lower bolster offers the second identical battery core standing groove of some sizes in the position corresponding with the first battery core standing groove.First battery core standing groove comprises the end face for being flattened by the sealing part of cylindrical battery cell, and two first curved sides; End face is plane; Or the second battery core standing groove comprises the bottom surface for being flattened by the sealing part of cylindrical battery cell, and two second curved sides; Bottom surface is plane.Implement the technical solution of the utility model, make the shaping effect of cylindrical battery cell better, be convenient to cylindrical battery cell to fill in box hat assemble.And cope match-plate pattern and lower bolster directly can carry out robotic processing when closing up, thus control exactly to flatten effect, qualification rate and production efficiency are improved further, the needs of production in enormous quantities can be met.

Description

A kind of cylindrical battery cell shaping mould
Technical field
The utility model relates to shaping mould field, especially relates to a kind of cylindrical battery cell shaping mould.
Background technology
Traditional cylindrical battery is after positive and negative electrode pole piece and membrane coil are coiled into battery core, then battery core is encased in cylindrical metal container.But the sealing part in the side edge of the cylindrical battery cell after coiling is shaping can form a projection, cylindrical battery cell is made not to be a regular cylinder.Usually, high spot flattens by the mode by the half slot pressing of two on bolster, but due to dependence when two half slots close up artificial, be difficult to control exactly to flatten effect, therefore qualification rate is low, and artificial mode efficiency is lower, can not meet the needs of production in enormous quantities.
Utility model content
The technical problems to be solved in the utility model is, provides a kind of cylindrical battery cell shaping mould of improvement.
The utility model solves the technical scheme that its technical problem adopts: construct a kind of cylindrical battery cell shaping mould, the lower bolster comprising cope match-plate pattern and mate with described cope match-plate pattern, described cope match-plate pattern offers some first battery core standing grooves, described lower bolster offers the second identical battery core standing groove of some sizes in the position corresponding with described first battery core standing groove; Described first battery core standing groove comprises the end face for being flattened by the sealing part of cylindrical battery cell, and two first curved sides; Described end face is plane; Or described second battery core standing groove comprises the bottom surface for being flattened by the sealing part of cylindrical battery cell, and two second curved sides; Described bottom surface is plane.
In cylindrical battery cell shaping mould of the present utility model, be provided with in described first battery core standing groove for by the sealing part of cylindrical battery cell just to the first detent mechanism of described end face;
The first detent that described first detent mechanism comprises the first positioning convex point and matches with described first positioning convex point, described first positioning convex point is arranged on the two sides of described first battery core standing groove, and described first detent is formed on the lateral wall of cylindrical battery cell.
In cylindrical battery cell shaping mould of the present utility model, be provided with in described second battery core standing groove for by the sealing part of cylindrical battery cell just to the second detent mechanism of described bottom surface;
The second detent that described second detent mechanism comprises the second positioning convex point and matches with described second positioning convex point, described second positioning convex point is arranged on two second sides of described second battery core standing groove, and described second detent is formed on the lateral wall of cylindrical battery cell.
In cylindrical battery cell shaping mould of the present utility model, described cope match-plate pattern and described lower bolster are made by brass, surface between two adjacent described first battery core standing grooves of described cope match-plate pattern is provided with insulation board, and the surface between two adjacent described second battery core standing grooves of described lower bolster is also provided with insulation board.
In cylindrical battery cell shaping mould of the present utility model, described cope match-plate pattern and described lower bolster are provided with heater.
In cylindrical battery cell shaping mould of the present utility model, described heater comprises heat-generating pipe, and described cope match-plate pattern and described lower bolster are provided with the through hole installed for described heating tube.
In cylindrical battery cell shaping mould of the present utility model, described cope match-plate pattern and described lower bolster are provided with heat sensor, and described heat sensor is connected with a temperature measuring equipment.
In cylindrical battery cell shaping mould of the present utility model, described heat sensor is thermocouple, and described cope match-plate pattern and described lower bolster are provided with the installing hole supplying described the installation of TC.
In cylindrical battery cell shaping mould of the present utility model, in described installing hole, be provided with internal thread.
In cylindrical battery cell shaping mould of the present utility model, the contact-making surface place of described cope match-plate pattern and described lower bolster is provided with some adjustment pads.
Implement the technical solution of the utility model, at least there is following beneficial effect: high spot flattens by the plane be arranged in the first battery core standing groove or in the second battery core standing groove by this cylindrical battery cell shaping mould, make the shaping effect of cylindrical battery cell better, be convenient to cylindrical battery cell to fill in box hat assemble.And cope match-plate pattern and lower bolster directly can carry out robotic processing when closing up, thus control exactly to flatten effect, qualification rate and production efficiency are improved further, the needs of production in enormous quantities can be met.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structural representation of the main apparent direction of cope match-plate pattern in an embodiment of the present utility model;
Fig. 2 is the enlarged drawing of the Local map A in Fig. 1;
Fig. 3 is the structural representation overlooking direction of the cope match-plate pattern in an embodiment of the present utility model;
Fig. 4 is the structural representation of the main apparent direction of lower bolster in an embodiment of the present utility model;
Fig. 5 is the structural representation looking up direction of the lower bolster in an embodiment of the present utility model;
Wherein, 1, cope match-plate pattern; 11, the first battery core standing groove; 111, end face; 112, the first side; 2, lower bolster; 21, the second battery core standing groove; 3, through hole; 4, installing hole; 5, connecting hole.
Embodiment
In order to there be understanding clearly to technical characteristic of the present utility model, object and effect, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
Fig. 1 to Fig. 5 shows a kind of cylindrical battery cell shaping mould in embodiments more of the present utility model.This cylindrical battery cell shaping mould can better coiling is shaping after cylindrical battery cell side edge on the projection of sealing part flatten, it lower bolster 2 comprising cope match-plate pattern 1 and mate with cope match-plate pattern 1.
Consult Fig. 1 to Fig. 5, cope match-plate pattern 1 offers some first battery core standing grooves 11, lower bolster 2 offers the second identical battery core standing groove 21 of some sizes in the position corresponding with the first battery core standing groove 11.First battery core standing groove 11 and the second battery core standing groove 21 surround one is placed processing cavity for battery battery core, after battery battery core being placed in this cavity, processing can be completed by after cope match-plate pattern 1 and lower bolster 2 pressing by artificial or machine, consulting Fig. 3 and Fig. 5, cope match-plate pattern 1 and lower bolster 2 being provided with several connecting holes 5 for being mounted on mechanical arm.In addition, the shape of this cavity and the mating shapes of battery core, the shape of the battery battery core in the utility model is preferably cylindrical.
Further, the first battery core standing groove 11 and the second battery core standing groove 21 can be offered multiple simultaneously, once can the multiple cylindrical battery cell of shaping, drastically increase the efficiency of battery core shaping.
Consult Fig. 1 to Fig. 3, this first battery core standing groove 11 comprises the end face 111 for being flattened by the sealing part of cylindrical battery cell, and two first curved sides 112.End face 111 is plane, and its main effect is flattened by the high spot on the side wall surface of cylindrical battery cell better.Specifically add man-hour, first the first battery core standing groove 11 can be processed into a half slot, then form the end face 111 that is plane at its top.Or, directly first process the end face 111 that is plane, then process two first curved sides 112 in the both sides of this end face 111.As long as namely can form end face 111 in plane, two first processing modes of side 112 in cambered surface are all in protection range of the present utility model.Accordingly, the end face 111 that this first battery core is placed is in plane, and when two first sides 112 are in cambered surface, consult Fig. 4, the shape of this second battery core standing groove 21 can be processed into semicircle flute profile.
Understandably, can better the plane that the high spot on the side wall surface of cylindrical battery cell flattens both can be arranged in the first battery core standing groove 11, also can be arranged in the second battery core standing groove 21.
In certain embodiments, this second battery core standing groove 21 comprises the bottom surface (not shown) for being flattened by the sealing part of cylindrical battery cell, and two second curved sides (not shown); Bottom surface is plane, and its main effect is flattened by the high spot on the side wall surface of cylindrical battery cell better.Specifically add man-hour, first the second battery core standing groove 21 can be processed into half slot, then form the bottom surface in plane bottom it.Or, directly first process the bottom surface in plane, then process two second curved sides in the both sides of this bottom surface.As long as namely can form bottom surface is plane, two second sides are that the processing mode of cambered surface is all in protection range of the present utility model.Accordingly, the bottom surface of this second battery core standing groove 21 is plane, and when two second sides are cambered surface, the shape of this first battery core standing groove 11 can be processed into semicircle flute profile.
To sum up, high spot flattens by the plane be arranged in the first battery core standing groove 11 or in the second battery core standing groove 21 by this cylindrical battery cell shaping mould, make the shaping effect of cylindrical battery cell better, be convenient to cylindrical battery cell to fill in box hat assemble.And cope match-plate pattern 1 and lower bolster 2-in-1 hold together time directly can carry out robotic processing, thus exactly control flatten effect, qualification rate and production efficiency are improved further, the needs of production in enormous quantities can be met.
In certain embodiments, when the end face 111 of the first battery core standing groove 11 is in plane, when two first sides 112 are in cambered surface, the first detent mechanism (not shown) in the first battery core standing groove 11, is provided with.The Main Function of this first detent mechanism is the sealing part of cylindrical battery cell just to end face 111.Thus the efficiency adding placing battery battery core in man-hour is also greatly improved.
First detent mechanism can adopt the structure of the common location that cooperatively interacts, such as, and the first detent (not shown) that the first detent mechanism comprises the first positioning convex point (not shown) and matches with the first positioning convex point.First positioning convex point is arranged on two first sides 112 of the first battery core standing groove 11, and the first detent is formed on the lateral wall of cylindrical battery cell.
In certain embodiments, when the bottom surface of the second battery core standing groove 21 is plane, when two second sides are cambered surface, the second detent mechanism (not shown) in the second battery core standing groove 21, is provided with.The Main Function of this second detent mechanism is the sealing part of cylindrical battery cell just to bottom surface.Thus the efficiency adding placing battery battery core in man-hour is also greatly improved.
Second detent mechanism can adopt the structure of the common location that cooperatively interacts, such as, and the second detent that the second detent mechanism comprises the second positioning convex point and matches with the second positioning convex point.Second positioning convex point is arranged on two second sides of the second battery core standing groove 21, and the second detent is formed on the lateral wall of cylindrical battery cell.
In certain embodiments, cope match-plate pattern 1 and lower bolster 2 all can be made up of brass, and brass has good electrical and thermal conductivity performance, the firing rate of mould can also be made faster while making the intensity of mould up to standard.Cope match-plate pattern 1 in the utility model and template are preferably dimensioned to be 148 × 145 × 20mm, and cope match-plate pattern 1, lower bolster 2 and the first battery core standing groove 11 and the second battery core standing groove 21 all surface smoothing no concave-convex points, each angle and each bar limit are all without burr.
In certain embodiments, the surface between two adjacent first battery core standing grooves 11 of cope match-plate pattern 1 can be provided with insulation board (not shown), and the surface between two adjacent second battery core standing grooves 21 of lower bolster 2 also can be provided with insulation board.The Main Function of insulation board is to ensure that cope match-plate pattern 1 and lower bolster 2 have enough intensity, can't make the both positive and negative polarity conducting of battery battery core and cause short circuit.
In certain embodiments, cope match-plate pattern 1 and lower bolster 2 all can be provided with heater.The kind of heater has a lot, and the heater in the utility model is preferably heat-generating pipe (not shown), consults Fig. 1 and Fig. 4, and cope match-plate pattern 1 and lower bolster 2 are provided with the through hole 3 installed for heating tube.The Main Function of this heater is to make this cylindrical battery cell shaping mould operationally have a suitable temperature, effectively can improve the deformability of cylindrical battery cell, make shaping be more prone to shaping.
In certain embodiments, cope match-plate pattern 1 and lower bolster 2 are provided with heat sensor, and heat sensor is connected with a temperature measuring equipment.The kind of heat sensor has a lot, and the heat sensor in the utility model is preferably thermocouple (not shown), consults Fig. 3 and Fig. 5, and cope match-plate pattern 1 and lower bolster 2 are provided with the installing hole 4 supplying the installation of TC.The Main Function of this heat sensor is to be connected with temperature measuring equipment, and can detect the reshaping temperature of this cylindrical battery cell shaping mould by this temperature measuring equipment, to adjust mold temperature as required.
Further, the mode entered by the installation of TC in installing hole 4 has a variety of, and the utility model is preferably provided with internal thread in this installing hole 4, and the mode be threaded connection is installed.Understandably, bonding or clamping etc. can also be adopted.
In certain embodiments, cope match-plate pattern 1 can be provided with some adjustment pads (not shown) with the contact-making surface place of lower bolster 2.This adjustment pad is usually made up of insulating material, and it not only can make to insulate between cope match-plate pattern 1 and lower bolster 2, also has certain buffering effect, thus makes the longer service life of this cylindrical battery cell shaping mould.
These are only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various change, combination and change.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within right of the present utility model.

Claims (10)

1. a cylindrical battery cell shaping mould, the lower bolster (2) comprising cope match-plate pattern (1) and mate with described cope match-plate pattern (1), described cope match-plate pattern (1) offers some first battery core standing grooves (11), described lower bolster (2) offers the second identical battery core standing groove (21) of some sizes in the position corresponding with described first battery core standing groove (11); It is characterized in that, described first battery core standing groove (11) comprises the end face (111) for being flattened by the sealing part of cylindrical battery cell, and two first curved sides (112); Described end face (111) is plane; Or described second battery core standing groove (21) comprises the bottom surface for being flattened by the sealing part of cylindrical battery cell, and two second curved sides; Described bottom surface is plane.
2. cylindrical battery cell shaping mould according to claim 1, is characterized in that, be provided with in described first battery core standing groove (11) for by the sealing part of cylindrical battery cell just to the first detent mechanism of described end face (111);
The first detent that described first detent mechanism comprises the first positioning convex point and matches with described first positioning convex point, described first positioning convex point is arranged on two first sides (112) of described first battery core standing groove (11), and described first detent is formed on the lateral wall of cylindrical battery cell.
3. cylindrical battery cell shaping mould according to claim 2, is characterized in that, be provided with in described second battery core standing groove (21) for by the sealing part of cylindrical battery cell just to the second detent mechanism of described bottom surface;
The second detent that described second detent mechanism comprises the second positioning convex point and matches with described second positioning convex point, described second positioning convex point is arranged on two second sides of described second battery core standing groove (21), and described second detent is formed on the lateral wall of cylindrical battery cell.
4. cylindrical battery cell shaping mould according to claim 1, it is characterized in that, described cope match-plate pattern (1) and described lower bolster (2) are made by brass, surface between two adjacent described first battery core standing grooves (11) of described cope match-plate pattern (1) is provided with insulation board, and the surface between two adjacent described second battery core standing grooves (21) of described lower bolster (2) is also provided with insulation board.
5. cylindrical battery cell shaping mould according to claim 1, is characterized in that, described cope match-plate pattern (1) and described lower bolster (2) are provided with heater.
6. cylindrical battery cell shaping mould according to claim 5, is characterized in that, described heater comprises heat-generating pipe, and described cope match-plate pattern (1) and described lower bolster (2) are provided with the through hole (3) installed for described heating tube.
7. cylindrical battery cell shaping mould according to claim 1, is characterized in that, described cope match-plate pattern (1) and described lower bolster (2) are provided with heat sensor, and described heat sensor is connected with a temperature measuring equipment.
8. cylindrical battery cell shaping mould according to claim 7, is characterized in that, described heat sensor is thermocouple, and described cope match-plate pattern (1) and described lower bolster (2) are provided with the installing hole (4) supplying described the installation of TC.
9. cylindrical battery cell shaping mould according to claim 8, is characterized in that, described installing hole is provided with internal thread in (4).
10. cylindrical battery cell shaping mould according to claim 1, is characterized in that, described cope match-plate pattern (1) is provided with some adjustment pads with the contact-making surface place of described lower bolster (2).
CN201420448192.8U 2014-08-08 2014-08-08 A kind of cylindrical battery cell shaping mould Active CN204029936U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108242550A (en) * 2016-12-23 2018-07-03 中天科技精密材料有限公司 Battery core shaping methods and battery core shaping device
CN110661038A (en) * 2019-09-19 2020-01-07 大同新成新材料股份有限公司 Processing device and method for lithium battery roll core

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108242550A (en) * 2016-12-23 2018-07-03 中天科技精密材料有限公司 Battery core shaping methods and battery core shaping device
CN110661038A (en) * 2019-09-19 2020-01-07 大同新成新材料股份有限公司 Processing device and method for lithium battery roll core
CN110661038B (en) * 2019-09-19 2020-12-22 大同新成新材料股份有限公司 Processing device and method for lithium battery roll core

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