CN103855362A - 一种连续生产电动车蓄电池极板的方法 - Google Patents

一种连续生产电动车蓄电池极板的方法 Download PDF

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CN103855362A
CN103855362A CN201210503801.0A CN201210503801A CN103855362A CN 103855362 A CN103855362 A CN 103855362A CN 201210503801 A CN201210503801 A CN 201210503801A CN 103855362 A CN103855362 A CN 103855362A
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substrate
pole plate
grid
battery pole
shaping
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张天任
任安福
欧阳万忠
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Tianneng Group Henan Energy Technology Co Ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/64Carriers or collectors
    • H01M4/66Selection of materials
    • H01M4/68Selection of materials for use in lead-acid accumulators
    • H01M4/685Lead alloys
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/04Processes of manufacture in general
    • H01M4/043Processes of manufacture in general involving compressing or compaction
    • H01M4/0433Molding
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/04Processes of manufacture in general
    • H01M4/043Processes of manufacture in general involving compressing or compaction
    • H01M4/0435Rolling or calendering
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/14Electrodes for lead-acid accumulators
    • H01M4/16Processes of manufacture
    • H01M4/20Processes of manufacture of pasted electrodes
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/64Carriers or collectors
    • H01M4/70Carriers or collectors characterised by shape or form
    • H01M4/72Grids
    • H01M4/73Grids for lead-acid accumulators, e.g. frame plates
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/64Carriers or collectors
    • H01M4/82Multi-step processes for manufacturing carriers for lead-acid accumulators
    • H01M4/84Multi-step processes for manufacturing carriers for lead-acid accumulators involving casting
    • 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
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    • 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

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Abstract

本发明公开了一种连续生产电动车蓄电池极板的方法,由铅钙合金制成铅带通过冲切得到基板,然后通过变形模具对所述基板整形和拉毛;再对其两侧表面涂覆活性物质,制成板栅板栅的竖筋条多,横筋条少,利于大电流放电和提高极板的充电接收效率,减少极板的极化。更重要的是可以是流水线式连续不间断生产,节省大量人员和能耗,提高了生产效率,降低了生产成本。

Description

一种连续生产电动车蓄电池极板的方法
技术领域
本发明公开了一种连续生产电动车蓄电池极板的方法,涉及铅酸蓄电池技术领域。
背景技术
铅酸蓄电池自1860年发明至今,已有近150年的历史,产品以其工艺成熟,质量稳定,在人类社会的各个领域得到了广泛应用。电动车铅蓄电池是中国15年来发展的产品,产品以其工艺成熟,质量稳定,但该产品现在正极主要材料合金用铅锑镉,污染大,国家规定2013年底停止生产铅锑镉合金蓄电池。产品用工和耗能大,产能低,比能量低是该产品的一个缺点,所以如何提高电动车铅酸蓄电池的比能量和产能,减少用工和能耗是该类产品研究攻关的主要课题。
发明内容
本发明的目的是针对现有蓄电池普遍存在比能力低的问题,提供一种产品性能均匀性好、比能量高,而且节省大量的能耗和人员的电动车蓄电池极板。
本发明通过以下技术方案实现:
一种连续生产电动车蓄电池极板的方法,包括板栅、涂覆于板栅的活性物质,其步骤为:(1)由铅钙合金制成铅带通过冲切得到基板,所述基板是有网格状的筋架平面板;(2)然后通过变形模具对所述基板整形和拉毛;(3)再将活性物质分别涂覆于(2)中整形和拉毛后的基板两侧表面,制成板栅。(1)中基板的厚度通过变形模具经过整形和拉毛成(2)中基板的厚度增加了一倍而重量不变,所述变形模具是能使基板表面产生凸凹形状而增加其厚度的专用变形模具。(1)中基板的表面由光滑面通过专用变形模具经过整形和拉毛成粗糙面。(1)中的铅钙合金为低钙高锡铅合金。 
本发明具有以下优点:
1、针对现有常规的正、负极板均为横筋多,竖筋条少,正极板栅主要是铅锑镉合金组成。本发明中的板栅采用的是低钙高锡合金,竖筋条多,横筋条少,利于大电流放电和提高极板的充电接收效率,减少极板的极化。通过本发明处理的蓄电池板栅重量减轻,比能量提高了,节省大量的人员用工和用电能耗;还有本发明使生产工序减少了,成本降低了。
2、在相同的产量条件下可以减少38%的用电能耗,铅耗能减少3.5%,人员用工是现有的20%,电池铅用量减少1%。
3、铅合金采用低钙高锡,污染少,符合国家政策。
4、板栅和极板的重量一致性好,可取消分板,刷片,称片工序。
5、设备用量少,环境排放量少,占地面积少,真正符合国家的清洁生产。
另外,本发明板栅还具有如下优点:
1.  框架结构的格子体可以承载活性物质,并使活性物质不易脱落。
2.  板栅竖筋条多,有利于大电流放电。
3.  板栅采用低钙高锡合金,提高板栅耐腐蚀性能。
4.  采用较薄的板栅,增加极板的反应表面积,提高电池的比能量。
附图说明
图1为本发明的基板平面和剖面示意图;
图1-1是图1的A-A剖面结构示意图;
图1-2是图1的B-B剖面结构示意图;
图2为本发明的板栅平面和剖面示意图;
图2-1是图2的A-A剖面结构示意图;
图2-2是图2的B-B剖面结构示意图;
图3为本发明的极板平面和剖面示意图;
图3-1是图3的A-A剖面结构示意图;
图3-2是图3的B-B剖面结构示意图。
具体实施方式
本发明连续生产电动车蓄电池极板的方法包括如下步骤为:
(1)由铅钙合金制成铅带通过冲切得到基板,所述基板是有网格状的筋架平面板;其中的铅钙合金可以采用低钙高锡铅合金。参见图1、图1-1和图1-2。
(2)然后通过变形模具对所述基板整形和拉毛;参见图2、图2-1和图2-2。
(3)再将活性物质分别涂覆于(2)中整形和拉毛后的基板两侧表面,制成板栅。参见图3、图3-1和图3-2。
其中,上述(1)中基板的厚度通过变形模具经过整形和拉毛成(2)中基板的厚度增加了一倍而重量不变,所述变形模具是能使基板表面产生凸凹形状而增加其厚度的专用变形模具(例如通过挤压的方式)。并且上述(1)中基板的表面由光滑面通过专用变形模具经过整形和拉毛成粗糙面。

Claims (4)

1.一种连续生产电动车蓄电池极板的方法,包括板栅、涂覆于板栅的活性物质,其特征在于,包括以下步骤:(1)由铅钙合金制成铅带通过冲切得到基板,所述基板是有网格状的筋架平面板;(2)然后通过变形模具对所述基板整形和拉毛;(3)再将活性物质分别涂覆于(2)中整形和拉毛后的基板两侧表面,制成板栅。
2.如权利要求1所述的连续生产电动车蓄电池极板的方法,其特征在于:步骤(1)中基板的厚度通过变形模具经过整形和拉毛形成步骤(2)中基板的厚度增加了一倍而重量不变,所述变形模具是能使基板表面产生凸凹形状而增加其厚度的专用变形模具。
3.如权利要求2所述的连续生产电动车蓄电池极板的方法,其特征在于:步骤(1)中基板的表面由光滑面通过专用变形模具经过整形和拉毛成粗糙面。
4.   如权利要求1所述的连续生产电动车蓄电池极板的方法,其特征在于:步骤(1)所述铅钙合金为低钙高锡铅合金。
CN201210503801.0A 2012-12-02 2012-12-02 一种连续生产电动车蓄电池极板的方法 Pending CN103855362A (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106532065A (zh) * 2016-11-30 2017-03-22 天能电池(芜湖)有限公司 一种采用冲网制造蓄电池板栅的工艺
CN109037599A (zh) * 2018-07-25 2018-12-18 江苏永达电源股份有限公司 一种极板固化工艺

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202004076U (zh) * 2011-03-31 2011-10-05 松下蓄电池(沈阳)有限公司 铅蓄电池
CN102626776A (zh) * 2012-03-27 2012-08-08 昆明理工恒达科技有限公司 一种铝基铅及铅合金复合阳极制备方法
CN202996964U (zh) * 2012-11-18 2013-06-12 天能集团(河南)能源科技有限公司 一种电动车蓄电池极板

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202004076U (zh) * 2011-03-31 2011-10-05 松下蓄电池(沈阳)有限公司 铅蓄电池
CN102626776A (zh) * 2012-03-27 2012-08-08 昆明理工恒达科技有限公司 一种铝基铅及铅合金复合阳极制备方法
CN202996964U (zh) * 2012-11-18 2013-06-12 天能集团(河南)能源科技有限公司 一种电动车蓄电池极板

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106532065A (zh) * 2016-11-30 2017-03-22 天能电池(芜湖)有限公司 一种采用冲网制造蓄电池板栅的工艺
CN109037599A (zh) * 2018-07-25 2018-12-18 江苏永达电源股份有限公司 一种极板固化工艺

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