WO2013082864A1 - 超声悬浮表面处理装置 - Google Patents

超声悬浮表面处理装置 Download PDF

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Publication number
WO2013082864A1
WO2013082864A1 PCT/CN2012/001326 CN2012001326W WO2013082864A1 WO 2013082864 A1 WO2013082864 A1 WO 2013082864A1 CN 2012001326 W CN2012001326 W CN 2012001326W WO 2013082864 A1 WO2013082864 A1 WO 2013082864A1
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WIPO (PCT)
Prior art keywords
hole
ultrasonic
surface treatment
ultrasonic cleaning
negative pressure
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PCT/CN2012/001326
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English (en)
French (fr)
Inventor
欧明亮
卢小斌
严卓晟
严卓理
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广州市新栋力超声电子设备有限公司
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Publication of WO2013082864A1 publication Critical patent/WO2013082864A1/zh

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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
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • 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
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • 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

Definitions

  • the present invention relates to an ultrasonic suspension surface treatment apparatus for use in the field of coating strip processing and the like for lithium battery materials.
  • Lithium batteries have become new because of their high storage energy density, long service life, high rated voltage, high power tolerance, low self-discharge rate, light weight, high temperature and low temperature adaptability, and environmental protection. The main source of energy vehicle power.
  • the electrode material is generally subjected to a rotary cutting method when it is coated, and a conductive powder is inevitably generated, and the burr is also present in the slit, which seriously affects the quality of the lithium battery after being finished.
  • the object of the present invention is to provide a simple and effective method for surface dedusting and slit deburring of the stripped electrode material to improve the quality of the finished lithium battery in view of the above-mentioned deficiencies in the production process of the existing lithium battery. Suspension surface treatment device.
  • an ultrasonic suspension surface treatment device comprising an ultrasonic cleaning mold, wherein at least one end of the ultrasonic cleaning mold is connected to the ultrasonic transducer through a fixing base;
  • the ultrasonic cleaning mold at least includes A narrow clear powder through hole opened in the ultrasonic cleaning mold and a negative pressure exhaust hole communicating with the clear powder through hole.
  • the negative pressure air suction hole is a narrow negative pressure air suction groove which communicates with the clear powder through hole, so that the dust generated by ultrasonic vibration after the cutting through the clear powder through hole can be effectively extracted from the surface of the cutting material. Effective treatment of the surface of the cut strip.
  • the vacuum suction hole and the clear powder through hole are vertically disposed.
  • the negative pressure air venting hole is disposed on one side of the clear powder through hole, and may be disposed; two rows or more, which communicate with the clear powder through hole.
  • a guide opening having a relatively large diameter and smoothly inwardly recessed to the inlet of the clear powder through hole is disposed at the inlet of the clear powder through hole, so as to pass the cut strip through the clear powder through hole.
  • the ultrasonic cleaning mold and the ultrasonic transducer are connected by a horn, and the ultrasonic cleaning mold and the horn can be connected by a screw and a corresponding threaded hole.
  • the ultrasonic cleaning mold is installed between the two fixing seats, which can effectively improve the stability of the ultrasonic cleaning mold.
  • the two ends of the ultrasonic cleaning mold are respectively connected to the horn, and the horns at both ends are respectively fixed to the fixing seat.
  • the present invention has the following advantages:
  • the surface of the flaky lithium battery electrode material and the position of the slit can be effectively surface treated, and the surface of the coated battery material can be contaminated, as well as the incision portion.
  • the burr is completely removed to ensure the quality and reliability of the lithium battery.
  • Fig. 1 is a perspective view of a preferred embodiment 1 of an ultrasonic suspension surface treatment apparatus of the present invention
  • Fig. 2 is a front view of a preferred embodiment 1 of an ultrasonic suspension surface treatment apparatus of the present invention
  • Fig. 3 is a preferred embodiment of the ultrasonic suspension surface treatment apparatus of the present invention.
  • 1 is a front view of a preferred embodiment 2 of an ultrasonic suspension surface treatment apparatus of the present invention
  • FIG. 5 is a front view of an embodiment 1 of an ultrasonic cleaning mold of the ultrasonic suspension surface treatment apparatus of the present invention
  • Figure 6 is a front elevational view showing an embodiment 2 of an ultrasonic cleaning mold in the ultrasonic suspension surface treating apparatus of the present invention
  • Figure 7-1 0 is an embodiment of the ultrasonic cleaning mold of the ultrasonic suspension surface treatment device of the present invention Cross-sectional schematic.
  • the ultrasonic suspension surface treatment device as shown in FIG. 1-3, includes an ultrasonic cleaning mold 4, and at least one end of the ultrasonic cleaning mold 4 is connected to the ultrasonic transducer 1 through the fixing base 2; the ultrasonic cleaning mold 4 is at least The invention comprises a narrow powder passage hole 5 which is opened in the longitudinal direction of the ultrasonic cleaning mold 4 and a negative pressure air suction hole 6 which communicates with the powder passage hole 5.
  • the ultrasonic transducer 1 causes the ultrasonic cleaning hole 5 in the ultrasonic cleaning mold 4 to produce an ultrasonic suspension effect, which can effectively treat and activate the surface of the article passing through the clearing through hole 5.
  • the ultrasonic cleaning mold 4 and the ultrasonic transducer 1 are connected by a horn 3, and the ultrasonic cleaning mold 4 and the horn 3 may be connected by a screw and a corresponding threaded hole.
  • the ultrasonic cleaning mold 4 is installed between the two fixing bases 2, which can effectively improve the stability of the ultrasonic cleaning mold.
  • the two ends of the ultrasonic cleaning mold 4 are respectively connected to the horn 3, and the horns 3 at both ends are respectively fixed to the fixing base 2.
  • a guide port having a relatively large diameter and a smooth inward concave connection with the inlet of the clear powder through hole is provided at the inlet of the clear powder through hole 5, so as to pass the cut strip through the clear powder through hole 5.
  • the ultrasonic cleaning mold 4 is connected to the ultrasonic transducer 1 through a fixing base 2 to form a single fulcrum structure, which makes the structure simpler.
  • the negative pressure air venting hole 6 is an elongated negative pressure air venting groove that communicates with the clear powder through hole 5, so that the material after cutting the strip for the lithium battery can be effectively ultrasonically vibrated after passing through the clear powder through hole 5. The dust is pulled away from the surface of the cut material to effectively treat the surface of the cut material.
  • the negative pressure air venting holes 6 are located on both sides of the clear powder through hole 5, and may be vertically intersected with the clear powder through holes 5, or may be 60 degrees or the like. Any angle setting is shown in Figure 10.
  • the negative pressure air venting holes 6 are arranged in two rows, and the negative pressure air venting holes 6 and the clear powder through holes 5 are arranged at an angle to each other, so that the ultrasonic vibration can be effectively removed. After the generation of dust.
  • the negative pressure air venting hole 6 is disposed on one side of the powder clearing through hole 5, and may be disposed in two or more rows, which communicate with the clear powder through hole 5.
  • the negative pressure air vent 6 may be composed of a plurality of long holes communicating with the clear powder through hole 5.
  • it can also be composed of a number of circular holes.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

一种超声悬浮表面处理装置，包括超声清粉模具（4），所述超声清粉模具（4）最少一端通过固定座（2）与超声波换能器（1）连接；所述超声清粉模具（4）最少包括一个沿超声清粉模具（4）纵向开设的狭长清粉通孔（5）和与所述清粉通孔（5）相通的负压抽风孔（6）；所述负压抽风孔（6）与所述清粉通孔（5）之间为垂直设置。该超声悬浮表面处理装置可以对薄片状的锂电池电极材料的表面及切口位置进行有效的表面处理，可以将涂布后的电池材料表面的污染物，以及切口部位的毛刺去比较彻底的除掉，保证了锂电池的品质及可靠性。

Description

超声悬浮表面处理装置
【技术领域】
本发明涉及一种用于对锂电池材料进行涂布分条后处理等领域的超声悬 浮表面处理装置。
【背景技术】
为应对减排和石油资源日渐匮乏的双重压力， 大多数国家都将发展新 能源汽车视做振兴本国汽车产业和节能减排的最重要途径。我国 2009年 3 月发布的 《汽车产业调整和振兴规划》 中， 对发展新能源汽车也制定了大 致目标一一未来三年， 中国将形成 50万辆纯电动充电式混合动力和普通 型混合动力新能源汽车产能。 到 2012年， 新生产汽车中将有 10%是节能与 新能源汽车， 新能源汽车产值有望达到 5000亿元。
目前新能源汽车的瓶颈在与电池的性能。 由于锂电池具有高的储存能 量密度、 使用寿命长、 额定电压高、 高功率承受力、 自放电率很低、 重量 轻、 高低温适应性强、 且绿色环保等众多优点， 因此锂电池成为新能源汽 车动力的主要来源。
而目前锂电池生产过程中， 电极材料中涂布分条时一般采用旋转切割 的方式， 必然会产生导电粉末， 且切口也会存在毛刺， 严重影响锂电池成 品后的质量。
【发明内容】
本发明的目的在于针对以上所述现有锂电池生产过程中存在的不足， 提 供一种结构简单、可以有效的对分条后电极材料进行表面除尘及切口除毛刺， 提升成品锂电池品质的超声悬浮表面处理装置。
为达到上述目的， 本发明的技术方案是： 超声悬浮表面处理装置， 包括 超声清粉模具，所述超声清粉模具最少一端通过固定座与超声波换能器连接； 所述超声清粉模具最少包括一个在超声清粉模具开设的狭长清粉通孔和与所 述清粉通孔相通的负压抽风孔。 所述负压抽风孔为与所述清粉通孔相通的狭长负压抽风槽，这样可以有效 的将切条后通过所述清粉通孔超声振动后产生的粉尘抽离切条材料表面， 以 对切条表面进行有效的处理。
所述负压抽风孔与所述清粉通孔之间为垂直设置。
所述负压抽风孔设置在所述清粉通孔的一侧， 可以设置有； 两排以上， 其 与所述清粉通孔相通。
所述清粉通孔的入口处设置有口径相对比较大且平滑向内凹与所述清粉 通孔入口连接的引导口， 以便于使所述切条通过清粉通孔。
所述超声清粉模具与所述超声波换能器之间通过变幅杆连接， 所述超声 清粉模具与变幅杆之间可以是通过螺杆及相应的螺紋孔连接。
所述超声清粉模具安装在两个固定座之间， 这样可以有效的提高超声清 粉模具的稳定性。
所述超声清粉模具的两端分别与所述变幅杆连接， 两端的变幅杆分别固 定与所述的固定座上。
与现有技术相比， 本发明有如下优点： 可以对薄片状的锂电池电极材料 的表面及切口位置进行有效的表面处理， 可以将涂布后的电池材料表面的 污染物， 以及切口部位的毛刺去比较彻底的除掉， 保证了锂电池的品质及 可靠性。
【附图说明】
图 1是本发明超声悬浮表面处理装置的较佳实施例 1立体图； 图 2是本发明超声悬浮表面处理装置的较佳实施例 1主视图； 图 3是本发明超声悬浮表面处理装置的较佳实施例 1俯视图； 图 4是本发明超声悬浮表面处理装置的较佳实施例 2主视图； 图 5是本发明超声悬浮表面处理装置中超声清粉模具的实施例 1 主视 图；
图 6是本发明超声悬浮表面处理装置中超声清粉模具的实施例 2 主视 图；
图 7-1 0是本发明超声悬浮表面处理装置的中超声清粉模具各实施例的 横截面示意图。
【具体实施方式】
以下结合附图和具体实施例对本发明进行详细的说明。
超声悬浮表面处理装置， 如图 1-3所示， 包括超声清粉模具 4， 所述超 声清粉模具 4最少一端通过固定座 2与超声波换能器 1连接； 所述超声清粉 模具 4最少包括一个沿超声清粉模具 4纵向开设的狭长清粉通孔 5和与所述 清粉通孔 5相通的负压抽风孔 6。 通过超声波换能器 1使超声清粉模具 4 内 的清粉通孔 5产生超声悬浮效应， 可以有效的对通过所述清粉通孔 5物品的 表面进行处理及活化。 所述超声清粉模具 4与所述超声波换能器 1之间通过 变幅杆 3连接， 所述超声清粉模具 4与变幅杆 3之间可以是通过螺杆及相应 的螺紋孔连接。 所述超声清粉模具 4安装在两个固定座 2之间， 这样可以有 效的提高超声清粉模具的稳定性。 所述超声清粉模具 4的两端分别与所述变 幅杆 3连接， 两端的变幅杆 3分别固定与所述的固定座 2上。 所述清粉通孔 5 的入口处设置有口径相对比较大且平滑向内凹与所述清粉通孔入口连接的 引导口， 以便于使所述切条通过清粉通孔 5。
如图 4所示，所述超声清粉模具 4通过一个固定座 2与所述超声波换能 器 1连接， 组成单支点结构， 这样结构更加简单。
所述负压抽风孔 6为与所述清粉通孔 5相通的狭长负压抽风槽，这样可 以有效的将用于锂电池的切条后材料通过所述清粉通孔 5后超声振动产生的 粉尘抽离切条材料表面， 以对切条材料表面进行有效的处理。
如图 7所示，所述负压抽风孔 6位于所述清粉通孔 5的两侧， 与所述清 粉通孔 5之间可以为垂直的相互交叉设置，也可以为成 60度等任何角度设置 如图 10所示。
如图 8所示，所述负压抽风孔 6设置两排，所述负压抽风孔 6与所述清 粉通孔 5之间呈具有一定角度的相互交叉设置， 这样可有效的清除超声震动 后产生的粉尘。
如图 9所示，所述负压抽风孔 6设置在所述清粉通孔 5的一侧， 可以设 置有； 两排以上， 其与所述清粉通孔 5相通。 如图 5所示，所述的负压抽风孔 6可以由若干与所述清粉通孔 5相通的 长孔组成。 如图 6所示， 也可以由若干圆孔组成。
以上所述者， 仅为本新型的较佳实施例而已， 当不能以此限定本新型实 施的范围， 即大凡依本新型申请专利范围及新型说明内容所作的简单的等效 变化与修饰， 皆仍属本新型专利涵盖的范围内。

Claims

权 利 要 求 书
1.超声悬浮表面处理装置， 其特征在于， 包括超声清粉模具， 所述超 声清粉模具最少一端通过固定座与超声波换能器连接； 所述超声清粉模具 最少包括一个清粉通孔和与所述清粉通孔相通的负压抽风孔。
2.根据权利要求 1所述的超声悬浮表面处理装置， 其特征在于， 所述负 压抽风孔为与所述清粉通孔相通的狭长负压抽风槽。 .
3.根据权利要求 2所述的超声悬浮表面处理装置，其特征在于，所述负压 抽风孔与所述清粉通孔之间为垂直设置。
4.根据权利要求 1所述的超声悬浮表面处理装置，其特征在于，所述负压 抽风孔设置在所述清粉通孔的一侧， 其与所述清粉通孔相通。
5.根据权利要求 1、 2 、 3或者 4所述的超声悬浮表面处理装置， 其特征 在于， 所述清粉通孔的入口处设置有口径相对大且平滑向内四与所述清粉通 孔入口连接的引导口。
6.根据权利要求 5所述的超声悬浮表面处理装置，其特征在于， 所述超 声清粉模具与所述超声波换能器之间通过变幅杆连接。
7.根据权利要求 5所述的超声悬浮表面处理装置， 其特征在于， 所述超 声清粉模具安装在两个固定座之间。
8.根据权利要求 7所述的超声悬浮表面处理装置， 其特征在于， 所述超 声清粉模具的两端分别与所述变幅杆连接， 两端的变幅杆分别固定与所述的 固定座上。
PCT/CN2012/001326 2011-12-07 2012-09-28 超声悬浮表面处理装置 WO2013082864A1 (zh)

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CN102496695A (zh) * 2011-12-07 2012-06-13 广州市新栋力超声电子设备有限公司 超声悬浮表面处理装置
CN116408470B (zh) * 2023-06-12 2023-08-15 中国机械总院集团江苏分院有限公司 一种密封结构、使用该结构的超声波镗孔机及加工方法

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CN102101118A (zh) * 2009-12-17 2011-06-22 汉松有限公司 利用金属介质的超声波干式清洗机
CN102496695A (zh) * 2011-12-07 2012-06-13 广州市新栋力超声电子设备有限公司 超声悬浮表面处理装置
CN202352767U (zh) * 2011-12-07 2012-07-25 广州市新栋力超声电子设备有限公司 超声悬浮表面处理装置

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