[go: up one dir, main page]

WO2018180790A1 - Moule - Google Patents

Moule Download PDF

Info

Publication number
WO2018180790A1
WO2018180790A1 PCT/JP2018/011086 JP2018011086W WO2018180790A1 WO 2018180790 A1 WO2018180790 A1 WO 2018180790A1 JP 2018011086 W JP2018011086 W JP 2018011086W WO 2018180790 A1 WO2018180790 A1 WO 2018180790A1
Authority
WO
WIPO (PCT)
Prior art keywords
mold
metal foil
flat plate
protrusion
metal
Prior art date
Application number
PCT/JP2018/011086
Other languages
English (en)
Japanese (ja)
Inventor
武史 久津輪
英二 松本
哲也 山▲崎▼
航志 湯浅
Original Assignee
株式会社 安永
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社 安永 filed Critical 株式会社 安永
Publication of WO2018180790A1 publication Critical patent/WO2018180790A1/fr

Links

Images

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
    • B21D28/00—Shaping by press-cutting; Perforating
    • 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
    • B21D31/00—Other methods for working sheet metal, metal tubes, metal profiles
    • B21D31/02—Stabbing or piercing, e.g. for making sieves
    • 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
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/20—Making tools by operations not covered by a single other subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/24—Perforating by needles or pins
    • 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
    • H01M4/64—Carriers or collectors
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/70—Carriers or collectors characterised by shape or form
    • 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

  • This invention relates to the metal mold
  • Patent Document 1 a metal foil is sandwiched between a forming roll having a large number of fine protrusions formed on the surface and a receiving roll, and the two foils are rotated to pass between the two rolls. Through holes are formed.
  • Patent Document 2 discloses a method for manufacturing a mold having a required concavo-convex pattern on the surface using a general electroforming technique.
  • the protrusion is worn due to the frictional force generated between the protrusion and the contacted object.
  • the tip portion of the protrusion is heavily worn, and the accuracy of forming the through-hole with respect to the object deteriorates due to the wear of the protrusion.
  • the mold protrusion is worn, it is necessary to replace the mold itself, which increases the cost of the mold and the maintenance cost. For this reason, durability of a metal mold
  • the present invention has been made in view of such problems, and an object of the present invention is to provide a mold having excellent durability and capable of reducing the cost for forming a through hole.
  • the mold of the present invention is a mold for forming a plurality of through holes in a metal foil having a thickness of 5 to 40 ⁇ m, and is a flat plate portion made of a metal having a hardness of HV650 or less. And a plurality of frustum-shaped protrusions integrally formed so as to protrude from the surface of the flat plate portion, and the same metal as the material of the protruding portion. And a coating layer that is made of an alloy having a higher hardness than the material of the protrusions and covers the surfaces of the plurality of protrusions.
  • FIG. 5 is an enlarged cross-sectional view of the mold along the line VV in FIG. 2. It is an expansion perspective view of the projection part of the metallic mold concerning a modification. It is an expansion perspective view of the projection part of the metallic mold concerning a modification. It is an expansion perspective view of the projection part of the metallic mold concerning a modification.
  • FIG. 1 is a perspective view of a mold according to the present embodiment
  • FIG. 2 is a front view of the mold according to the present embodiment.
  • FIG. 3 is a schematic view showing a usage state of the mold according to the present embodiment.
  • FIG. 4 is an enlarged side view of the protrusion formed on the mold according to the present embodiment.
  • FIG. 5 is an enlarged sectional view of the mold along the line VV in FIG.
  • the mold 10 includes a rectangular parallelepiped flat plate portion 11, a plurality of protrusions 12 formed on the first surface 11 a side of the flat plate portion 11, and the flat plate portion 11. It has the some receiving part 13 formed in the 1st surface 11a side.
  • the protruding portion 12 protrudes from the first surface 11a of the flat plate portion 11 and becomes a portion penetrating the workpiece.
  • the receiving portion 13 is an opening that is recessed from the first surface 11 a of the flat plate portion 11.
  • the second surface 11b of the flat plate portion 11 has a flat shape for attaching a jig for supporting the mold 10, but various jigs or Irregularities or the like may be formed to connect the support members.
  • the mold 10 has a coating layer 20 laminated on the first surface 11 a of the flat plate portion 11. That is, the surfaces of the protrusions 12 and the receiving portions 13 of the mold 10 and other flat surfaces are covered with the covering layer 20.
  • two molds 10 when forming a plurality of through holes in the metal foil 30 that is a workpiece, two molds 10 according to the present embodiment are prepared, and the two prepared molds 10 are used to form metal.
  • the foil 30 is sandwiched. Accordingly, the receiving portion 13 of the other mold 10 is disposed at a position facing the protruding portion 12 of one mold 10.
  • the receiving part when the metal foil 30 is sandwiched between the two molds 10 on the first surface 11 a of the flat plate part 11, the receiving part is depressed at a position facing the protruding part 12 of one mold 10. 13 is formed.
  • the protrusion 12 and the metal foil 30 come into contact with each other, and a plurality of through holes are formed in the metal foil 30 at the same time.
  • the covering layer 20 formed on the first surface 11 a of the flat plate portion 11 is omitted for convenience of explanation and illustration.
  • the processing object of the mold 10 according to the present embodiment is a metal foil 30 having a thickness of 5 to 40 ⁇ m.
  • the metal foil 30 is used for a current collector foil of a secondary battery, for example.
  • the mold 10 (part other than the coating layer 20) is formed by applying a general electroforming technique to a mother mold made of a resin material on which irregularities corresponding to the protrusions 12 and the receiving portions 13 are formed. . For this reason, the flat plate part 11 and the protrusion part 12 are integrally formed of the same metal.
  • the mold 10 is formed of a metal having a hardness of HV650 or less in consideration of the thickness of about 500 ⁇ m from the viewpoint of strength and the warpage of the mold 10 itself. That is, a metal exceeding the hardness HV650 cannot be used as a constituent member of the mold 10 according to the present embodiment in consideration of the shape of the mold 10 and the like.
  • a material obtained by synthesizing nickel and cobalt at a desired mixing ratio is used as an electroforming material, and the mold 10 is formed from a nickel cobalt alloy (NiCo) of HV600 (nominal value).
  • NiCo nickel cobalt alloy
  • die 10 formed is HV650 or less
  • the said electroforming material uses other metals, such as nickel, copper, iron, or nickel molybdenum alloy (NiMo), alone or in mixture. Also good.
  • a total of 16 protrusions 12 are formed in a matrix (4 rows ⁇ 4 columns).
  • a total of 16 receiving portions 13 are formed in a matrix (4 rows ⁇ 4 columns).
  • the protrusion part 12 and the receiving part 13 are alternately arrange
  • the interval between the projecting portions 12 and the interval between the receiving portions 13 are preferably 250 ⁇ m or less, and more preferably 100 ⁇ m or less. That is, the formation density of the protrusions 12 and the receiving portions 13 is preferably 16 pieces / mm 2 or more, and more preferably 100 pieces / mm 2 or more.
  • the metal foil 30 is used as a current collector foil of a secondary battery, it is desirable that more through holes are formed. However, a certain region of the metal foil 30 is formed by two molds 10. If a large number of through-holes are formed by sandwiching a plurality of times, the metal foil 30 is likely to be wrinkled and the result is easily broken.
  • the formation density of the protrusions 12 and the receiving portions 13 is set to 16 pieces / mm 2 or more, so that the number of times that a certain region of the metal foil 30 is sandwiched between the two molds 10 is reduced. While reducing, more through holes are formed at the same time so that the reliability as a current collector foil can be maintained.
  • positioning relationship of the projection part 12 and the receiving part 13 are not limited to the content mentioned above, It can change suitably according to the quantity and formation location of the through-hole formed in the metal foil 30.
  • FIG. the protrusions 12 and the receiving portions 13 may be alternately arranged in the short side direction of FIG.
  • the height of the protrusion 12 is preferably 1.5 times or more, more preferably 2 to 3 times the thickness of the metal foil 30 that is the workpiece.
  • the height of the protrusion 12 is set to 20 ⁇ m or more. Is particularly preferred.
  • the reason for setting in this way is that when the metal foil 30 is used as a current collector foil of a secondary battery, the opening diameter of the through-hole formed in the current collector foil is 10 ⁇ m in order to smoothly pass the electrolytic solution. It is because it becomes desirable to become a grade.
  • the projecting portion 12 is composed of a projecting portion 12a located on the flat plate portion 11 side and a top portion 12b located at the tip of the projecting portion 12 and having a convex curved surface shape.
  • the shape of the protrusion 12a is a truncated cone, and the shape of the top 12b is hemispherical.
  • the coating layer 20 is omitted for convenience of illustration and description.
  • the protruding portion 12 a includes an inclined side surface 12 c that is inclined with respect to a direction orthogonal to the first surface 11 a of the flat plate portion 11.
  • the inclination angle (hereinafter also referred to as draft angle) ⁇ of the inclined side surface 12c with respect to the direction orthogonal to the first surface 11a may be 5 degrees or more (for example, 9 degrees).
  • the inclination angle of the inclined side surface 12c is set to 5 degrees or more with respect to the metal foil 30 having a thickness of 5 to 40 ⁇ m
  • the protrusion 12 that has broken the metal foil 30 is pulled out from the metal foil 30.
  • the protrusion 12 is reduced from being caught by the metal foil 30.
  • the metal foil 30 is prevented from being broken, and further, the frictional damage of the inclined side surface 12 c is prevented, leading to the improvement of the durability of the mold 10. become.
  • the diameter 2r of the upper surface of the protruding portion 12a may be 50% or more of the thickness of the metal foil 30 that is the workpiece. That is, since the minimum thickness of the metal foil 30 in the present embodiment is 5 ⁇ m, the diameter 2r of the upper surface of the protruding portion 12a is 2.5 ⁇ m or more.
  • the relationship between the diameter 2r of the upper surface of the protrusion 12a and the thickness of the metal foil 30 as the workpiece is synonymous with the surface area of the upper surface of the protrusion 12a being 5 ⁇ m 2 or more. This is based on the result of calculating the minimum surface area of the upper surface of the protrusion 12a because the diameter 2r of the upper surface of the protrusion 12a is 2.5 ⁇ m or more.
  • the tip of the projecting portion 12a (that is, the formation surface side of the top portion 12b) is prevented from being worn against the metal foil 30 having a thickness of 5 to 40 ⁇ m. Will be.
  • the surface area of the upper surface of the protruding portion 12a is more preferably 20 ⁇ m 2 or more.
  • the top portion 12b is formed on the upper surface of the protruding portion 12a, but there is no step between the top portion 12b and the protruding portion 12a. That is, the convex curved surface of the top portion 12b is smoothly continuous with the inclined side surface 12c of the protruding portion 12a. Due to the shape of the top portion 12b, the diameter 2r of the top portion 12b is the same as the diameter 2r of the upper surface of the protruding portion 12a, and the top portion 12b is a hemisphere having a diameter of 2.5 ⁇ m or more.
  • the protruding portion 12 breaks through the metal foil 30, not only the force applied to the tip of the protruding portion 12 occurs in the extending direction of the protruding portion 12 (that is, the direction orthogonal to the first surface 11a),
  • the force for extending the metal foil 30 and the force for forming wrinkles act in a complicated manner, and force is also generated in the direction perpendicular to the extending direction of the protrusion 12.
  • the hemispherical top part 12b as described above is provided to disperse the stress applied to the tip of the projection part 12 when the metal foil 30 is processed, thereby preventing the projection part 12 from being worn.
  • the shape of the opening that is the receiving portion 13 corresponds to the protruding portion 12, and is a shape constituted by a truncated cone portion and a hemispherical portion.
  • the dimensions of the receiving portion 13 are generally larger than those of the protruding portion 12. This is to prevent the protrusions of other molds from coming into contact with the receiving portion 13 when the through hole is formed in the metal foil that is the workpiece. Due to the shape and dimensions of the receiving portion 13, even when the metal foil 30 is processed, the protruding portion 12 of one mold 10 does not contact the receiving portion 13 of the other mold 10, and the protruding portion 12. Can be prevented, and the life of the mold 10 itself can be improved.
  • the shape of the receiving portion 13 is not limited to the above-described shape, and may be other shapes as long as the protruding portions of other molds can be prevented from contacting each other.
  • the shape of the receiving portion 13 may be a cylindrical shape.
  • the mold 10 has a coating layer 20 formed on the first surface 10a. That is, in the mold 10, the flat surface of the flat plate portion 11 (the non-formed surface of the protruding portion 12 and the receiving portion 13), the surface of the protruding portion 12 (the convex curved surface of the inclined side surface 12 c and the top portion 12 b), and the receiving portion 13.
  • the surface of is protected by the coating layer 20.
  • the layer thickness of the coating layer 20 is several ⁇ m, but can be appropriately changed according to the material and thickness of the metal foil 30 and the material of the coating layer 20.
  • the covering layer 20 is made of an alloy having the same metal as the material of the flat plate portion 11 and the protruding portion 12 as a main material and having a higher hardness than the material of the flat plate portion 11 and the protruding portion 12.
  • the flat plate part 11 and the protrusion part 12 are nickel cobalt alloys
  • the coating layer 20 is formed on the first surface 11a by electroless plating.
  • the coating layer 20 By forming the coating layer 20 using the same metal as the material of the flat plate portion 11 and the projection portion 12 as a main material, an electroformed material (that is, the flat plate portion 11 and the projection portion 12) and a laminated material (that is, the coating layer 20).
  • the coating layer 20 can be prevented from peeling off when the mold 10 is used.
  • the coating layer 20 since the processed surface of the mold 10 itself is covered with the coating layer 20 made of a harder material, it is possible to prevent the protrusions 12 from being worn and to further improve the durability of the mold 10 itself. be able to.
  • irregularities corresponding to the protrusions 12 and the receiving portions 13 are formed on the surface of the material by a known technique with respect to the material to be a matrix.
  • the material surface may be mechanical processing such as cutting, chemical processing such as etching, or laser irradiation.
  • the unevenness needs to be processed with very high accuracy and fineness so that the various shapes and dimensions of the protrusion 12 and the receiving portion 13 described above can be realized.
  • a general electroforming technique is applied to the mother mold on which the irregularities are formed, and the metal mold corresponding to the mother mold (that is, the state in which the flat plate portion 11, the projecting portion 12, and the receiving portion 13 are formed). Intermediate) is formed. Then, the mold is separated from the mother mold, electroless plating is performed on the surface of the mold (that is, the first surface 11a), and the coating layer 20 is laminated on the surface of the mold. Thereby, manufacture of the metal mold
  • NiCo + NiB mold 10 is manufactured using nickel (Ni) and cobalt (Co) as the electroforming material, and nickel (Ni) and boron (B) as the laminated material. Durability experiments were conducted to form holes simultaneously.
  • the durability of the mold 10 was evaluated by comparing changes in the height and shape of the protrusion 12 before and after use, as in this example. As shown in Table 1, even after 1.2 million times of use, 98.6% before use was maintained, and no change in shape was observed.
  • the protrusion 12 is composed of the truncated cone-shaped protrusion 12a and the hemispherical apex 12b.
  • the shape of the protrusion is not limited to this, for example, FIG. 6 to FIG. The shape as shown in FIG.
  • FIGS. 6 to 8 are enlarged perspective views of the protrusions of the mold according to the modification.
  • a truncated cone-shaped protrusion 32 may be formed. That is, it is the same as that in which the top portion 12b in the above embodiment is absent and only the protruding portion 12a is formed. Even in such a case, the inclination angle ⁇ of the inclined side surface of the protrusion 32 may be set to 5 degrees or more, and the protrusion 32 is formed of the metal foil 30 with respect to the metal foil 30 having a thickness of 5 to 40 ⁇ m. It is possible to prevent the metal foil 30 from being broken and to improve the durability of the mold 10.
  • the surface area of the upper surface of the protruding portion 32 may be set to 20 ⁇ m 2 or more, and the diameter 2r of the upper surface of the protruding portion 32 may be set to 50% or more of the thickness of the metal foil 30 as the workpiece. Wear of the tip of the protrusion 32 is prevented.
  • a triangular frustum-shaped protrusion 42 may be formed. That is, the shape of the portion that breaks through the metal foil 30 is not limited to the truncated cone, and may be various types of truncated pyramids. Even in such a case, the inclination angle ⁇ of the inclined side surface of the protrusion 42 may be set to 5 degrees or more, and the protrusion 42 is formed of the metal foil 30 with respect to the metal foil 30 having a thickness of 5 to 40 ⁇ m. It is possible to prevent the metal foil 30 from being broken and to improve the durability of the mold 10.
  • the area of the upper surface of the protrusion 42 may be set to 20 ⁇ m 2 or more, and this prevents the tip of the protrusion 42 from being worn. Further, when each of the plurality of protrusions 42 has a triangular frustum shape or other truncated pyramid shape, the protrusions 42 can be easily formed by linear machining.
  • a protrusion 52 having a shape in which a side of the quadrangular pyramid is chamfered may be formed.
  • the top part which makes a convex curve shape.
  • the stress applied to the tips of the protrusions 42 and 52 can be dispersed during the processing of the metal foil 30, and wear of the protrusions 42 and 52 can be further prevented.
  • the protrusion and the receiving part are formed on one mold, but only the protrusion is formed on one mold and only the receiving part is formed on the other mold.
  • a plurality of through holes may be simultaneously formed in the metal foil 30 using these two molds.
  • a first aspect of the present invention is a mold for forming a plurality of through holes in a metal foil having a thickness of 5 to 40 ⁇ m, a flat plate portion made of a metal having a hardness of HV650 or less, and the flat plate portion A plurality of frustum-shaped projecting portions integrally formed so as to project from the surface of the flat plate portion, and the same metal as the material of the projecting portion as a main material; and And a coating layer made of an alloy having a higher hardness than the material of the protrusions and covering the surfaces of the plurality of protrusions.
  • the mold according to the first aspect is made of a metal having a hardness of HV650 or less, the overall thickness can be about 500 ⁇ m, and warpage is prevented.
  • An opening is formed in the metal foil on the surface of the plurality of protrusions because a coating layer made of an alloy that is made of the same metal as the material of the protrusions and has a higher hardness than the material of the protrusions is formed. Therefore, the processed surface to be covered is covered with a harder material, so that wear of the protrusions can be prevented, and the durability of the mold itself can be further improved.
  • the adhesiveness of a protrusion part and a coating layer can be improved, and peeling of the coating layer at the time of use of a metal mold
  • the formation density of the protrusions on the surface of the flat plate portion is 16 pieces / mm 2 or more.
  • the height of the protrusion is 1.5 times or more the thickness of the metal foil.
  • the opening diameter of the through hole formed for the metal foil having a thickness of 5 to 40 ⁇ m can be maintained at about 10 ⁇ m.
  • the fourth aspect of the present invention in any one of the first to third aspects of the present invention described above, when the metal foil is sandwiched between two molds, It is that the receiving part which was depressed in the position which opposes is formed. Accordingly, even when the through-hole is formed by sandwiching the metal foil between the two molds, the protrusion of one mold is prevented from contacting the other mold, and the protrusion of the mold Can prevent wear.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

L'invention concerne un moule pour former de multiples trous traversants dans une tôle épaisse de 5 à 40 µm, comprenant une partie de plaque plate formée à partir d'un métal ayant une dureté HV inférieure ou égale à 650, de multiples saillies de forme tronconique réalisées à partir du même métal que le matériau de la partie de plaque plate et formées d'un seul tenant de façon à faire saillie à partir de la surface de la partie de plaque plate, et une couche de revêtement qui recouvre la surface des saillies et qui est réalisée à partir d'un alliage qui a une dureté supérieure à celle du matériau des saillies, le matériau principal de l'alliage étant le même métal que le matériau des saillies.
PCT/JP2018/011086 2017-03-29 2018-03-20 Moule WO2018180790A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017-066017 2017-03-29
JP2017066017A JP2018167352A (ja) 2017-03-29 2017-03-29 金型

Publications (1)

Publication Number Publication Date
WO2018180790A1 true WO2018180790A1 (fr) 2018-10-04

Family

ID=63675618

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2018/011086 WO2018180790A1 (fr) 2017-03-29 2018-03-20 Moule

Country Status (2)

Country Link
JP (1) JP2018167352A (fr)
WO (1) WO2018180790A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113678310A (zh) * 2019-03-29 2021-11-19 株式会社村田制作所 电池组

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09120819A (ja) * 1995-10-27 1997-05-06 Sumitomo Electric Ind Ltd 二次電池用電極基板、電極及びそれを用いた二次電池
JPH1135189A (ja) * 1997-07-23 1999-02-09 Minolta Co Ltd 膜状グリップ用部材及びその製造方法、並びにグリップ用回転部材及びその製造方法
JPH1148197A (ja) * 1997-08-05 1999-02-23 Kazunari Takagi プラスチックフィルムの製造方法及び製造装置
JP2007167885A (ja) * 2005-12-21 2007-07-05 Univ Meijo プレス工具の表面処理方法および該方法で表面処理されたプレス工具
JP2009090538A (ja) * 2007-10-09 2009-04-30 Sumitomo Electric Ind Ltd プラスチック薄膜の製造方法
JP2014008585A (ja) * 2012-07-02 2014-01-20 Nagamine Seisakusho:Kk 多孔プレート製造工具、多孔プレートの製造方法および多孔プレート

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012190625A (ja) * 2011-03-10 2012-10-04 Hitachi Ltd 非水二次電池
JP6356975B2 (ja) * 2014-02-03 2018-07-11 柳下技研株式会社 メッシュプレートの孔明け製造方法
JP6497692B2 (ja) * 2014-10-14 2019-04-10 柳下技研株式会社 メッシュプレートの孔明け製造方法およびメッシュプレートの孔明け製造装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09120819A (ja) * 1995-10-27 1997-05-06 Sumitomo Electric Ind Ltd 二次電池用電極基板、電極及びそれを用いた二次電池
JPH1135189A (ja) * 1997-07-23 1999-02-09 Minolta Co Ltd 膜状グリップ用部材及びその製造方法、並びにグリップ用回転部材及びその製造方法
JPH1148197A (ja) * 1997-08-05 1999-02-23 Kazunari Takagi プラスチックフィルムの製造方法及び製造装置
JP2007167885A (ja) * 2005-12-21 2007-07-05 Univ Meijo プレス工具の表面処理方法および該方法で表面処理されたプレス工具
JP2009090538A (ja) * 2007-10-09 2009-04-30 Sumitomo Electric Ind Ltd プラスチック薄膜の製造方法
JP2014008585A (ja) * 2012-07-02 2014-01-20 Nagamine Seisakusho:Kk 多孔プレート製造工具、多孔プレートの製造方法および多孔プレート

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113678310A (zh) * 2019-03-29 2021-11-19 株式会社村田制作所 电池组
CN113678310B (zh) * 2019-03-29 2024-03-26 株式会社村田制作所 电池组

Also Published As

Publication number Publication date
JP2018167352A (ja) 2018-11-01

Similar Documents

Publication Publication Date Title
TWI525221B (zh) Copper foil and its manufacturing method, carrier copper foil and its manufacturing method, printed circuit board and multilayer printed circuit board
JP2007194035A (ja) 組電池の接続板
JP5357589B2 (ja) 溶接ボルト
CN111195671B (zh) 电阻点焊用电极加工工具、电极加工装置及电极加工方法
WO2018180790A1 (fr) Moule
KR20110025620A (ko) 스퀴지 및 스퀴지 조립체
JP5394963B2 (ja) 接続用部品用銅合金及び導電材料
CN216872185U (zh) 电池防爆结构、电池壳体以及电池
WO2018180789A1 (fr) Moule
WO2014112619A1 (fr) Feuille de cuivre, anode pour batterie lithium-ion, et batterie rechargeable lithium-ion
WO2013010198A1 (fr) Pièce moulée
EP3623502A1 (fr) Appareil de fabrication de feuille de cuivre électrolytique
WO2018180791A1 (fr) Moule
JP2016035858A (ja) 圧着端子の製造方法
CN111653438B (zh) 一种耐毛刺的电触点
KR101750025B1 (ko) 스크린 인쇄용 메쉬 제조방법
CN212848070U (zh) 一种耐毛刺的金属和橡胶复合型电触点
JP2019173057A (ja) めっき被覆金属材
JP4824490B2 (ja) 微細パターン形成方法及び微細パターン形成金属シートの製造方法
JP2008116284A (ja) コンタクトプローブ、及びコンタクトプローブの製造方法
JP3129095U (ja) 逆エンボススキージ
JP3116037U (ja) ハトメ用座金
JP2013094782A (ja) 金属薄板の製造方法および金属薄板の製造装置
JP7032860B2 (ja) コネクタ端子および電子機器
CN220781103U (zh) 一种筛网

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18774845

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18774845

Country of ref document: EP

Kind code of ref document: A1