WO2015104240A2 - Sickenwerkzeug, gehäuseteil für eine elektrochemische zelle und verfahren zur behandlung eines gehäuseteils - Google Patents
Sickenwerkzeug, gehäuseteil für eine elektrochemische zelle und verfahren zur behandlung eines gehäuseteils Download PDFInfo
- Publication number
- WO2015104240A2 WO2015104240A2 PCT/EP2015/050052 EP2015050052W WO2015104240A2 WO 2015104240 A2 WO2015104240 A2 WO 2015104240A2 EP 2015050052 W EP2015050052 W EP 2015050052W WO 2015104240 A2 WO2015104240 A2 WO 2015104240A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- housing part
- bead
- beading tool
- indentation
- electrochemical cell
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 25
- 238000007373 indentation Methods 0.000 claims abstract description 50
- 239000011324 bead Substances 0.000 claims description 82
- 239000003990 capacitor Substances 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 239000003792 electrolyte Substances 0.000 claims description 3
- 230000008595 infiltration Effects 0.000 description 14
- 238000001764 infiltration Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 14
- 229910052782 aluminium Inorganic materials 0.000 description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 11
- 230000008901 benefit Effects 0.000 description 6
- 238000010790 dilution Methods 0.000 description 4
- 239000012895 dilution Substances 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 239000011888 foil Substances 0.000 description 4
- 239000012790 adhesive layer Substances 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005325 percolation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- 238000009956 embroidering Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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
- B21D13/00—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form
-
- 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
- B21D15/00—Corrugating tubes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/78—Cases; Housings; Encapsulations; Mountings
- H01G11/82—Fixing or assembling a capacitive element in a housing, e.g. mounting electrodes, current collectors or terminals in containers or encapsulations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G13/00—Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
- H01G13/003—Apparatus or processes for encapsulating capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G13/00—Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
- H01G13/006—Apparatus or processes for applying terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/0029—Processes of manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/04—Electrodes or formation of dielectric layers thereon
- H01G9/042—Electrodes or formation of dielectric layers thereon characterised by the material
- H01G9/045—Electrodes or formation of dielectric layers thereon characterised by the material based on aluminium
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/04—Electrodes or formation of dielectric layers thereon
- H01G9/048—Electrodes or formation of dielectric layers thereon characterised by their structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/04—Electrodes or formation of dielectric layers thereon
- H01G9/06—Mounting in containers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/08—Housing; Encapsulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/145—Liquid electrolytic capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/10—Housing; Encapsulation
- H01G2/106—Fixing the capacitor in a housing
-
- 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
- Y02E60/13—Energy storage using capacitors
Definitions
- the present application relates to a beading tool for the infiltration of a workpiece, a housing part for a
- electrochemical cell an electrochemical cell and a method of treating a housing part.
- a bead in connection with an electrochemical cell is described, for example, in DE 10332093 and US Pat. No. 7,495,889 B2.
- One problem to be solved is an improved one
- Beading tool an improved housing part for a
- electrochemical cell and means for the treatment and / or production of an improved housing part and / or an electrochemical cell.
- a proposed beading tool for the infiltration of a workpiece.
- the beading tool has a contact surface adapted to interact with the workpiece, the contact surface having a plurality of local, distinct elevations.
- the contact surface is preferably formed such that during the said interaction or trickle of the workpiece a recess or bead, so a groove-shaped depression in the workpiece, forms or defined.
- the workpiece is for example a housing or housing part of an electrochemical cell.
- the tool is made of a deformable material
- a metal for example, a metal.
- the elevations are preferably arranged and designed to form depressions therein during the infiltration of the workpiece, for example in the aforementioned bead, which substantially correspond in shape and size to the elevations of the contact surface of the beading tool.
- the distance of a first survey of the contact surface to a survey arranged closest to this differs from the distance of a second survey to a survey arranged closest to this.
- the elevations of the contact surface may have different distances from each other. In this way, it may be possible to irregularly generate a bead in the workpiece.
- the beading tool may be suitable for producing a plurality of depressions which are directed in divergent directions. This can do that
- Material of the workpiece are deformed such that
- Beads serve in a housing part, for example an electrochemical cell, such as an electrolytic capacitor, preferably the radial strain, for example a capacitor winding relative to the housing or housing part.
- the capacitor winding can preferably be from several sides, for example axially and radially,
- a housing part for an electrochemical cell for example a housing.
- the housing part defines a cavity and has at least one indentation, wherein in the
- the indentation is preferably a bead.
- the housing part has preferably been spiked or treated by means of the beading tool as described above.
- the housing part is cup-shaped with an open and one, for example, with a lid
- Wells are preferably delimited from each other.
- housing part in particular during the manufacture or assembly of an electrochemical cell, such as an electrolytic capacitor, a housing part so connected to an electrode stack or fixed relative to this, that the electrochemical cell can withstand a particularly high vibration load and / or shock load without being damaged , In particular, through the
- Housing be particularly efficiently prevented, so that also internal electrical contact interruptions or damage in the electrochemical cell, especially in automotive applications of the electrochemical cell, can be prevented.
- the indentation extends over the entire circumference of the housing
- the indentation is no upset bead.
- compression bead reference is made to DE 10332093.
- a dimension of the elevations is smaller than a width of the
- a surface of the above-mentioned bead or indentation for example with respect to a recess with a smooth surface and without the elevations according to the invention, can be made particularly large. Due to the multitude of local ones
- delimited recesses in the indentation of the housing part can be advantageous deformations of the housing part
- the housing part such as a length of the housing part, not or only very slightly influenced or increased.
- Dimensions of the housing part such as a length of the housing part, not or only very slightly influenced or increased.
- a springback for example a wall of the housing part when removing the
- Beading tool can be prevented.
- Material deformation or material displacement preferably not to the bead edge but also significantly within the bead itself, so that a dilution of the bead, in particular at the bead edge is partially counteracted. In this way, advantageously less influence on external dimensions, such as the length of the housing part.
- the elevations have land areas with an area between 0.1 mm 2 and 1 mm 2 .
- each has
- the distance between adjacent elevations is greater than
- the elevations are randomly distributed and / or arranged irregularly.
- Beading tool and the housing part can be prevented.
- the individual elevations have different diameters
- the beading tool is a bead wheel or a bead roller. This embodiment allows a particularly expedient
- the beading tool can be designed to interact on one side from the outside with the workpiece. On one side may mean in this context that the beading tool
- the beading tool acts only on one side of the workpiece, without causing a counter element to the beading tool from the opposite side acts on the workpiece.
- the directional designation "from the outside" in this context may mean that the beading tool acts on the workpiece from outside, for example, the workpiece may define a major axis, wherein the beading tool acts on the workpiece in a direction directed toward the major axis define, wherein the beading tool in an executed to the cavity
- Workpiece can cause springback and elastic deformation after the actual deformation of the workpiece by the
- Beading tool come. If, on the other hand, a recess is formed by a bead wheel and a corresponding mating gear, the elastic portion of the deformation is substantially lower.
- Elevations with mutually different distances can make it possible to achieve a one-sided deformation of a workpiece with a low elastic component. In this way it can be made possible, for example, that
- this has a main axis, wherein the indentation is a first indentation and wherein the housing part has a second indentation axially offset from the first indentation.
- the second indentation is preferably of the same type as the first indentation.
- a further aspect of the present application relates to an electrochemical cell comprising the housing part, wherein an electrode stack is arranged in the housing part or
- the electrochemical cell is housed, and wherein the at least one indentation fixes the electrode stack relative to the housing part.
- this is according to an electrolytic capacitor
- the electrode stack is a capacitor winding comprising electrode foils and an electrolyte in contact with the electrode foils.
- the electrolytic capacitor is an aluminum electrolytic capacitor comprising an anode of aluminum or mainly aluminum.
- Another aspect of the present application relates to a method of treating a housing part.
- the method comprises providing a housing part and a
- the housing part may expediently be formed with the plurality of local depressions, so that the abovementioned advantages for the housing part and / or the electrochemical cell can be utilized.
- the recesses of the housing part are preferably caused by the elevations of the beading tool.
- Machining step by means of a coarse beading tool embossed a contour of the bead and / or the recesses in the housing part.
- a coarse beading tool embossed a contour of the bead and / or the recesses in the housing part.
- Beading tool defining recesses.
- contour of the bead preferably refers to a bead having only contours of the recesses, said contours being defined by said bead
- Beading tool can be defined according to their intended final form.
- the term “contour” may refer to a smooth surface of the bead.
- the method is a method for producing a
- Housing part is expediently still a
- a bead wheel or beading tool added is and in which this is fixed relative to the housing part and / or the electrochemical cell.
- the housing part Prior to the treatment of the housing part or before providing the housing part with the bead or indentation according to the invention, including the plurality of local recesses, the housing part can in a previous
- the beading tool can act on the housing part on one side from the outside during the production of the bead.
- the electrochemical cell described above is preferably treated by the method described herein,
- FIG. 2A schematically indicates a seepage of a housing part of an electrochemical cell.
- FIG. 2B schematically shows a deformation of a
- FIG. 3 shows schematically a bead wheel according to the invention.
- FIG. 4 indicates a deformation according to the invention
- FIGS. 5A to 5F schematically illustrate a
- FIG. 1A shows a conventional electrochemical cell 100.
- the electrochemical cell 100 is preferably an electrolytic capacitor, for example an aluminum electrolytic capacitor.
- the electrochemical cell 100 has a major axis X. Along the main axis, the electrochemical cell has the length L.
- the electrochemical cell 100 further comprises a housing or housing part 10.
- the electrochemical cell 100 has an electrode stack 20.
- the electrode stack can be
- the electrode stack 20 has
- the electrode stack 20 or the electrochemical cell 100 expediently an electrolyte (not explicitly shown) on.
- the electrochemical cell 100 has a smooth housing wall or surface without indentations.
- the electrode stack 20 can move with sufficient impact or vibration loads relative to the housing part 10, at the same time the function of
- electrochemical cell can be affected.
- the housing part 10 is encased or has a bead or indentation 6.
- the indentation 6 preferably runs along the entire circumference of the housing part 10.
- the indentation 6 can be arranged circumferentially around the housing part 10.
- the housing part 10 can be fixed relative to the electrode stack 20 or clamped axially.
- the electrode stack 20 can preferably be held or clamped in several directions, for example axially and radially (as indicated by the double arrows in FIG. 1B).
- the electrode stack is held from all sides and / or in particular axially and radially clamped or fixed.
- a part of a beading tool 1 is indicated in a side view, wherein the beading tool 1 interacts with a housing part 10 of an electrochemical cell (see FIGS. 1A to 1C) during a conventional filling.
- Sick wheel has a contact surface 2.
- the figure 2A preferably shows a side ⁇ or cross-sectional view of the components mentioned.
- the curved arrows indicate in FIG. 2A that, in the case of the through-filling shown, either the housing part 10 or the beading tool or both parts are rotated and / or driven after they have been brought into mechanical contact with one another.
- the housing part 10 is in a
- the large arrow pointing to the left in the contact area KB indicates a direction of movement BR of the beading tool 1 (compare FIG. 2A) on the housing part 10.
- the small arrows pointing from an interior of the contact area KB on the left side thereof to an edge of the contact area KB indicate a material displacement or plastic deformation of the material of the housing part 10 (see FIG. 2A).
- the housing part and the electrode stack 20 preferably deform both irreversibly (plastically) and reversibly (elastically). After the beading or after the housing part 10 is no longer in mechanical contact with the beading tool 1 and / or exerts a force on this, the housing part 10 or a wall thereof springs back and a retaining diameter, d. H . an inner diameter of the housing part 10 in the recess is larger, z. B. from 22.2 mm while embroidering to 22.6 mm behind.
- Electrode stack 20 (see above) and the housing part 10 are smaller, so that the electrochemical cell 100, for example, during a vibration load or
- Acceleration "only” to about 30 g can be stable.
- Beading tool 1 interacts thinner (material displacement) with the result that it also becomes longer (compare length L in FIGS. 1A to 1C). After several turns while sifting can
- FIG. 3 shows schematically a representation of a
- the beading tool 1 may be a bead wheel or a bead roll.
- the beading tool 1 has a
- the contact surface 2 is preferably formed with a workpiece, for example a
- the contact surface 2 may be arranged circumferentially around the beading tool 1, for example circumferentially.
- the contact surface 2 has a plurality of elevations 4. The elevations 4 are local and from each other
- the elevations 4 can from a margin (not explicitly indicated) of the contact surface 2 are spaced. Furthermore, the surveys each show
- the elevation surfaces 8 preferably represent surfaces of the elevations perpendicular to the elevation direction.
- the elevation surfaces 8 have
- the elevations 4 are further randomly distributed and / or arranged irregularly.
- FIG. 4 schematically indicates a deformation of the housing part 10 according to a trickle according to the invention.
- Housing part 10 is not as a whole, but only in the form of certain areas (see reference numeral 10 in Figure 3)
- the indentation 6 is indicated by the horizontal lines. Due to the configuration of the elevations 4 is a deformation or displacement of the material of the housing part 10, which without the surveys mainly to the edge of the recess 6 out, ie in
- the deformation of the housing part is not achieved by a large force surface or pinch surface, but by the many, small elevation surfaces 8 (see Figure 3). This will change the outer dimensions of the
- Indentation according to the invention may require more revolutions with the beading tool to complete the indentation
- Recesses expedient to impress in the housing part.
- FIGS. 5A to 5F illustrate the treatment according to the invention of a housing part 10 of an electrochemical cell 100 as described above, in particular the infiltration of the
- Housing part for example, during the manufacture of the electrochemical cell to. It can be seen in each case a contour of the housing part 10, which during the process for the infiltration of the housing part 10 or the inventive Provision of the housing part with a bead or indentation 6 is formed.
- Electrode stack (see Figure 1A to IC) for better
- the housing part 10 is merely a conventional one
- Dent 6 has been provided with a smooth surface (see also Figures 1A to IC). According to the shape of the bead 6, one has to be on the left side of each
- Housing part 10 or the contour of an exterior of the
- Each contour indicates the position of the housing part 10 during the treatment process or during the infiltration. This line or contour becomes a minimal one
- Diameter of the housing part 10 or the contour defines, whereas the solid line indicates a springback and / or a holding diameter (see above). This also applies to the other figures.
- Recesses 5 preferably correspond substantially to the size and shape of the elevations 4 of the used
- Holding diameter is preferably (without an explicit
- FIGS. 5B to 5F preferably depict snapshots of a percolation according to the invention, the housing part 10 - possibly being deformed by several revolutions of the bead wheel on the housing part 10 - and thereby being provided with more and more depressions 5.
- Indentation 6 is correspondingly enlarged in FIG. 5F-in contrast to FIG. 5A-so that a plastic deformation of the material of the housing part 10, in particular at the edge of the indentation 6 in the state of the housing part from FIG. 5F, can be prevented in a significant manner.
- the holding diameter can be 22.6 mm. That is, the retention diameter has been at the top
- Housing part 10 is hereby preferably or usually by about 0, 2 mm longer.
- a retention diameter of 22.4 mm can preferably be measured. That is, the retention diameter has only increased by 0, 2 mm in the relaxation.
- the corresponding housing part can be reworked again with a conventional or standard bead wheel, so that smaller elevations are pressed in.
- the housing part according to the invention can also be provided with a double bead, i.e. two axially offset indentations, without, as mentioned above, an axial bearing
- the housing parts can according to the invention by less than 0, 1 mm
- the holding diameter can be 22.4 mm here as in the above example.
- Beading tool continues to be deburred to better Results and / or a more uniform infiltration
- the inner volume of the housing part can be used more efficiently, because no minimum depth for achieving a plastic deformation must be achieved. Furthermore, the mechanical stability of the electrochemical cell in the longitudinal direction is maintained, for example, in contrast to the compression bead.
- the indentation can ultimately penetrate deeper into the roll, because the risk of damage from the bead depth (see minimum diameter above) during the
- the bead according to the invention may penetrate deeper into the electrode stack. If the bead depth is set too low, so that, for example, counteract forces from the electrode stack, the bead surface can be relatively smooth after several rounds. But that's it
- Beading tool or bead wheel set too low then act very high forces between electrode stack and
- the bead surface contains information about the forces exerted by the electrode stack and thus gives one Indicates whether the bead depth was or is correctly set.
- the bead depth is controlled so that even with varying diameters of the electrode stack always the optimal
- Electrode stack 20 (see Figures 1A to 1C) inserted into the housing part 10, so that, during the Aufickung, the electrode stack is fixed to the housing part 10.
- the method step from FIG. 5A (bead 6 with a smooth surface) may already be carried out without the electrode stack being inserted into the housing part 10.
- Cells are provided with a lot of number of beads or indentations according to the invention.
- the presented beads can be combined with upset beads.
- several corrugations have the advantage of better thermal coupling between the electrode stack and the housing part, whereby the alternating current-carrying capacity can also advantageously be increased, in particular in combination with one
- the effective for the high heat conduction layer of the heat sink is preferably made of aluminum (AI).
- This layer can also be made of an electrically insulating material with good
- Heat conduction properties may be formed.
- Composite material preferably an aluminum adhesive tape can z. B. be present as a band having a carrier layer of Al (Al foil) and a deposited thereon
- Adhesive layer has.
- an AI band existing planteoabieiter sections, z. B. at least one end of the band with a
- An aluminum adhesive tape for example, with a total thickness of 40 to 60
- Adhesive layer is z. B. 10 to 50% of the total thickness of the aluminum adhesive tape.
- the housing part can be provided, for example, by means of a single beading or beading wheel according to the invention with the indentation according to the invention.
- the housing part can already during its
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/110,863 US20160329155A1 (en) | 2014-01-13 | 2015-01-05 | Beading tool, housing part for an electrochemical cell, and method for treating a housing part |
CN201580004450.0A CN105916607B (zh) | 2014-01-13 | 2015-01-05 | 压槽工具,用于电化学电池的外壳部件和用于处理外壳部件的方法 |
JP2016563248A JP6310095B2 (ja) | 2014-01-13 | 2015-01-05 | 電気化学セル用の襞加工工具、ハウジング部品、およびハウジング部品を処理するための方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102014100302.0A DE102014100302A1 (de) | 2014-01-13 | 2014-01-13 | Sickenwerkzeug, Gehäuseteil für eine elektrochemische Zelle und Verfahren zur Behandlung eines Gehäuseteils |
DE102014100302.0 | 2014-01-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2015104240A2 true WO2015104240A2 (de) | 2015-07-16 |
WO2015104240A3 WO2015104240A3 (de) | 2015-09-24 |
Family
ID=52347312
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2015/050052 WO2015104240A2 (de) | 2014-01-13 | 2015-01-05 | Sickenwerkzeug, gehäuseteil für eine elektrochemische zelle und verfahren zur behandlung eines gehäuseteils |
Country Status (5)
Country | Link |
---|---|
US (1) | US20160329155A1 (de) |
JP (1) | JP6310095B2 (de) |
CN (1) | CN105916607B (de) |
DE (1) | DE102014100302A1 (de) |
WO (1) | WO2015104240A2 (de) |
Family Cites Families (17)
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---|---|---|---|---|
US2024803A (en) * | 1932-08-19 | 1935-12-17 | Nelson Royden | Pipe beading machine |
GB793923A (en) * | 1956-11-26 | 1958-04-23 | Samuel Jones & Co Engineering | Improvements in tools for making circumferential joints in pressure containers for fire extinguishers |
US3852117A (en) * | 1970-05-18 | 1974-12-03 | American Cyanamid Co | Seal for electrochemical cells and the like |
US6038771A (en) * | 1995-12-22 | 2000-03-21 | Rhythm Corporation | Method of manufacturing tie rod bar for steering linkage of motor vehicle |
JP4763110B2 (ja) * | 1998-10-20 | 2011-08-31 | 日本ケミコン株式会社 | コンデンサ |
JP3738230B2 (ja) * | 2002-01-15 | 2006-01-25 | 松下電器産業株式会社 | 電池の製造方法 |
WO2003095126A1 (fr) * | 2002-05-10 | 2003-11-20 | Hokkai Can Co.,Ltd. | Procede et dispositif de formation du pourtour d'une canette |
JP4644416B2 (ja) * | 2002-05-10 | 2011-03-02 | 北海製罐株式会社 | 缶胴の外形加工方法及びその装置 |
DE10332093B4 (de) | 2003-07-15 | 2017-09-14 | Epcos Ag | Verfahren zur Herstellung einer elektrochemischen Zelle sowie die elektrochemische Zelle |
CN101494117B (zh) * | 2008-12-24 | 2012-11-14 | 佛山市三水日明电子有限公司 | 一种直卧两用的铝电解电容器 |
US8684211B1 (en) * | 2010-10-18 | 2014-04-01 | Stolle Machinery Company, Llc | Can end with retort resistant panel, and tooling and associated method for providing same |
CN201975268U (zh) * | 2010-11-29 | 2011-09-14 | 佛山市三水日明电子有限公司 | 一种易装配式电解电容器 |
CN102136368A (zh) * | 2010-12-24 | 2011-07-27 | 东莞宏强电子有限公司 | 一种极低阻抗电容器 |
JP2013055267A (ja) * | 2011-09-06 | 2013-03-21 | Hitachi Aic Inc | アルミニウム電解コンデンサ |
CA2773197A1 (en) * | 2012-03-27 | 2013-09-27 | Yundong Li | Electroplated super abrasive tools with the abrasive particles chemically bonded and deliberately placed, and methods for making the same |
CN102723210A (zh) * | 2012-06-25 | 2012-10-10 | 南通新三能电子有限公司 | 抗震动的大型铝电解电容器 |
DE102015100261B4 (de) * | 2015-01-09 | 2018-06-07 | Benteler Automobiltechnik Gmbh | Träger für ein Kraftfahrzeug und Herstellungsverfahren für einen Träger für ein Kraftfahrzeug |
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- 2015-01-05 WO PCT/EP2015/050052 patent/WO2015104240A2/de active Application Filing
- 2015-01-05 JP JP2016563248A patent/JP6310095B2/ja active Active
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US20160329155A1 (en) | 2016-11-10 |
JP2017508305A (ja) | 2017-03-23 |
JP6310095B2 (ja) | 2018-04-11 |
CN105916607A (zh) | 2016-08-31 |
WO2015104240A3 (de) | 2015-09-24 |
CN105916607B (zh) | 2019-06-04 |
DE102014100302A1 (de) | 2015-07-16 |
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