WO2023032591A1 - 積層部品の整列方法およびその整列方法を用いた積層セラミック電子部品の製造方法 - Google Patents

積層部品の整列方法およびその整列方法を用いた積層セラミック電子部品の製造方法 Download PDF

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Publication number
WO2023032591A1
WO2023032591A1 PCT/JP2022/030008 JP2022030008W WO2023032591A1 WO 2023032591 A1 WO2023032591 A1 WO 2023032591A1 JP 2022030008 W JP2022030008 W JP 2022030008W WO 2023032591 A1 WO2023032591 A1 WO 2023032591A1
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WIPO (PCT)
Prior art keywords
laminated
component
magnetic field
aligning
housing member
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Legal status (The legal status 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 status listed.)
Ceased
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PCT/JP2022/030008
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English (en)
French (fr)
Japanese (ja)
Inventor
恒 佐藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kyocera Corp
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Kyocera Corp
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Application filed by Kyocera Corp filed Critical Kyocera Corp
Priority to CN202280058480.XA priority Critical patent/CN117897788A/zh
Priority to US18/686,606 priority patent/US12580131B2/en
Priority to JP2023545387A priority patent/JP7711201B2/ja
Publication of WO2023032591A1 publication Critical patent/WO2023032591A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00—Fixed capacitors; Processes of their manufacture
    • H01G4/30—Stacked 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

Definitions

  • the present disclosure relates to a method for aligning laminated components and a method for manufacturing a laminated ceramic electronic component using the method for aligning laminated components.
  • Patent Document 1 An example of conventional technology is described in Patent Document 1.
  • a method for aligning a laminated component of the present disclosure comprises: a housing member comprising a plurality of recesses made of a non-magnetic material and having a horizontally parallel and flat bottom surface; accommodates rectangular parallelepiped laminated parts laminated in A lid member made of a non-magnetic material is arranged above the housing member and at a predetermined distance from the bottom surface, A magnetic field is applied whose lines of flux perpendicularly intersect the bottom surface to rotate the contained laminate component about its longitudinal axis so that the ferromagnetic layers are parallel to the lines of flux.
  • FIG. 4 is a diagram showing a precursor of the element; It is a figure which shows a base component.
  • FIG. 11 is a perspective view showing another example of the base component; 1 is a perspective view showing a laminated ceramic capacitor; FIG. FIG. 10 is a perspective view showing another example of a laminated ceramic capacitor; It is a top view of an accommodating member.
  • FIG. 4 is a cross-sectional view of a recess in which a base component is accommodated; It is the schematic explaining the alignment method of this embodiment.
  • 1 is a schematic diagram of magnetic fields used in alignment methods in the prior art;
  • FIG. FIG. 4 is a schematic diagram of a magnetic field used in an alignment method in this embodiment; It is the schematic explaining the alignment method of other embodiment. It is the schematic explaining the alignment method of other embodiment.
  • FIG. 11 is a schematic diagram showing another embodiment in which two housing members are provided;
  • a multilayer ceramic capacitor will be described as an example of a multilayer component. It can be applied to various laminated parts having ferromagnetic layers such as multilayer substrates.
  • FIG. 1A-1E are perspective views of a laminated component and a laminated ceramic capacitor.
  • FIG. 1A is a diagram showing a precursor body 12
  • FIG. 1B is a diagram showing a body component 2.
  • FIG. 1D is a perspective view showing the laminated ceramic capacitor 1.
  • FIG. A multilayer ceramic capacitor 1 has a base component 2 and external electrodes 3 .
  • the base component 2 has a substantially rectangular parallelepiped shape, as shown in FIG. 1B.
  • the base component 2 has a plurality of dielectric layers 10 and a plurality of internal electrode layers 5 connected to the external electrodes 3 .
  • the external electrodes 3 are arranged on a pair of end surfaces of the base component 2 and extend around other adjacent surfaces.
  • a plurality of internal electrode layers 5 extend inward from a pair of end faces of the base component 2 and are alternately laminated without being in contact with each other.
  • the internal electrode layers 5 are, for example, ferromagnetic layers made of a ferromagnetic metal material.
  • the external electrode 3 is composed of a base layer connected to the base component 2 and a plated outer layer that facilitates solder mounting of the external wiring to the external electrode 3 .
  • the base layer may be applied and baked onto the base component 2 after firing.
  • the base layer may be disposed on the base component 2 before firing and fired at the same time as the base component 2 .
  • the underlying layer and the plated outer layer may be multiple layers according to the required functions.
  • the external electrode 3 may be configured to have an underlying layer and a conductive resin layer without having a plated outer layer.
  • the base component 2 is obtained by adding a protective layer 6 to the base precursor 12 shown in FIG. 1A.
  • the element precursor 12 has a substantially rectangular parallelepiped shape.
  • the body precursor 12 has major surfaces 7 facing each other, end surfaces 8 facing each other, and side surfaces 9 facing each other.
  • the long side direction of the main surface 7 is the longitudinal direction.
  • the internal electrode layers 5 are exposed on the end faces 8 and side faces 9 of the element precursor 12 .
  • Protective layer 6 is provided on side surface 9 of element precursor 12 .
  • the protective layer 6 prevents an electrical short circuit between the internal electrode layer 5 exposed on one end surface 8 and the internal electrode layer 5 exposed on the other end surface 8 .
  • the protective layer 6 physically protects the portion of the internal electrode layer 5 exposed on the side surface 9 of the element body precursor 12 .
  • the protective layer 6 is applied last in making the base part 2 .
  • the protective layer 6 may consist of a ceramic material. In this case, the protective layer 6 can have insulating properties and high mechanical strength.
  • a ceramic material for the protective layer 6 is usually provided on the pre-firing body precursor 12 .
  • FIG. 1B the boundary between the element body precursor 12 and the protective layer 6 is indicated by a two-dot chain line, but the actual boundary does not appear clearly.
  • FIG. 1C is a perspective view showing another example of the base component 2.
  • FIG. A part of the internal electrode layer 5 is exposed on the surface of the protective layer 6 .
  • FIG. 1E is a perspective view showing a laminated ceramic capacitor 1 of another example.
  • External electrodes 3 connected to the internal electrode layers 5 exposed on the end surface 8 and the side surface 9 are further provided. The mounting of these external electrodes 3 is performed by aligning the surfaces to be processed in the same direction. Moreover, the attachment of the external electrodes 3 may be performed on the element body part 2 before firing, or may be performed on the element body part 2 after firing.
  • the precursor base 12 which is its precursor, was also described. .
  • the magnetic susceptibility of the internal electrode layers 5 must be increased in order to apply a magnetic field to the internal electrode layers 5 .
  • the element body part 2 or the element body precursor 12 has not been fired, most of the nickel particles of the internal electrode layer 5 are surrounded by the organic binder and are not in contact with each other.
  • the content of the organic binder should be 1.5 times or less that of nickel particles, which is a ferromagnetic metal material, in terms of volume ratio.
  • FIG. 2 is a plan view of the housing member 14.
  • FIG. In the method of aligning laminated components of the present embodiment, a magnetic field is applied to the base component (laminated component) 2 housed in the concave portion 15 of the housing member 14, and the base component 2 is rotated. 2 is changed to the desired direction.
  • the housing member 14 is made of a non-magnetic material and includes a plurality of recesses 15 having a horizontally parallel and flat bottom surface 17 . In this embodiment, one base component 2 is accommodated in one recess 15 . If the element parts 2 are thrown into the concave portion 15 without intentionally aligning the orientations of the element parts 2, the orientations of the element parts 2 will naturally not be aligned and will vary.
  • the base component 2 has a rectangular parallelepiped shape
  • the concave portion 15 that accommodates the base component 2 also has a rectangular parallelepiped shape.
  • the opening of the recess 15 has a rectangular shape with a long side dimension (length dimension) and a short side dimension (width dimension) b.
  • the longitudinal dimension of the base component 2 is L
  • the base component 2 is accommodated so that the longitudinal direction thereof is along the longitudinal direction of the recess 15 if b ⁇ L ⁇ a.
  • the concave portions 15 are arranged in a matrix when viewed from above, but the present invention is not limited to this.
  • the present invention since the direction of relative movement between the accommodating member 14 and the magnet that generates the magnetic field is not limited, there is no restriction on the arrangement of the recesses 15, and the degree of freedom in arrangement is high.
  • the shape of the opening of the concave portion 15 is not limited to a rectangular shape, and may be a drum shape or the like. In this case, the side surface 16 of the recess 15 is curved.
  • FIG. 3 is a cross-sectional view of the recess 15 in which the base component 2 of FIG. 1C is accommodated.
  • FIG. 3 is a cross-sectional view in which the longitudinal direction of the recess 15 and the longitudinal direction of the base component 2 are parallel and orthogonal to these longitudinal directions.
  • the width dimension b of the recess 15 is longer than the diagonal length d of the end face 8 of the base component 2 . This allows the base component 2 housed in the recess 15 to rotate about its longitudinal axis.
  • the diagonal length d of the cross section 8a of the base component 2 is the maximum length in the diagonal direction of the cross section 8a.
  • the height of the side surface 16 of the recess 15 may be longer than the diagonal length d of the cross section 8a of the base component 2, for example.
  • the lid member 18 is arranged above the housing member 14 and at a predetermined distance from the bottom surface 17 of the recess 15 .
  • the housing member 14 in which the base component 2 is housed can be easily handled. Rising within the recess 15 can be reduced. A gap may be provided between the lid member 18 and the housing member 14 , and the lid member 18 may be in contact with the housing member 14 .
  • the lid member 18 of this embodiment is, for example, flat.
  • the length from the bottom surface 17 of the recess 15 to the lid member 18 is longer than the diagonal length d of the cross section 8a of the base component 2 and shorter than the length L of the base component 2 .
  • the lid member 18 is not limited to a flat plate shape, and may have a recess facing the recess 15 of the housing member 14 .
  • FIG. 4 is a schematic diagram explaining the alignment method of this embodiment.
  • the aligning method of the present embodiment is performed by locating the base component 2 housed in the housing member 14 in a preset magnetic field region having an appropriate magnetic force.
  • the two magnets are arranged such that their different magnetic poles face each other.
  • the bottom side of the second magnet 19 positioned above is the south pole
  • the top side of the first magnet 19 positioned below is the north pole.
  • Such an arrangement of the first and second magnets 19 produces a magnetic field in which magnetic flux lines 20 are directed from the lower north pole to the upper south pole.
  • the use of two magnets can produce parallel magnetic flux lines 20 over a wide area.
  • the base component 2 is housed in advance in each recess 15 of the housing member 14 , and the housing member 14 is covered with the lid member 18 .
  • the base component 2 is always accommodated so that its longitudinal direction is along the longitudinal direction of the recess 15 .
  • the base component 2 is randomly accommodated in the recess 15, the base component 2 is in a state in which the side surface 9 of the base component 2 is parallel to the bottom surface 17 of the recess 15 (first state), It is in one of the states (second state) in which the main surface 7 is parallel to the bottom surface 17 .
  • three of the five base parts 2 are in the first state and the remaining two are in the second state.
  • the side faces 9 of the element parts 2 are often processed, and it is necessary to align the orientations of all the element parts 2 so that they are in the first state.
  • the housing member 14 housing the base component 2 and the lid member 18 are moved to an intermediate position between the two magnets 19 .
  • the base component 2 accommodated in the recess 15 is rotated around the longitudinal axis so that the surface direction of the internal electrode layers 5 is parallel to the magnetic flux lines 20 . Rotate.
  • the base component 2 in the second state within the concave portion 15 is turned to the first state by rotation, and the base component 2 in the first state remains in the first state. 2 can be oriented to be in the first state.
  • the element parts 2 rotate quickly, so the time required for aligning the element parts 2 is shortened compared to the conventional case.
  • the magnetic flux lines 20 cross the bottom surface 17 of the concave portion 15 of the housing member 14 perpendicularly, the moving direction and the moving speed of the housing member 14 and the cover member 18 are not limited. Parts 2 can be aligned.
  • the positions of the housing member 14 and the cover member 18 are intermediate positions between the two magnets 19, and the intermediate position is the position where the effect of the magnetic field is minimized. Therefore, the intermediate position can suppress the magnetization of the base component 2 .
  • the action of the magnetic field is weak at intermediate positions, so that some element parts 2 do not enter the first state, and are placed in the first state. It may remain in two states. By bringing the housing member 14 and the cover member 18 closer to one of the two magnets 19, the effect of the magnetic field is strengthened, and the element parts 2 can be more reliably aligned.
  • the housing member 14 and the lid member 18 are moved to an intermediate position, and then brought closer to the lower first magnet 19 or the upper second magnet 19 . At that time, it is more preferable to approach the magnet 19 to the position where the directional alignment rate is 100%.
  • the element parts 2 can be easily aligned regardless of their size and weight, but the possibility of magnetizing the element parts 2 increases.
  • the residual magnetization of the element body part 2 can be suppressed and the element body part 2 can be reliably aligned.
  • the position where the directional alignment ratio is 100% is known with the minimum magnetic force, the residual magnetization of the element body part 2 can be suppressed and the element parts 2 can be reliably aligned.
  • the component when taking out after aligning the direction in the magnetic field, if the component is taken out after moving to a region where the component is not reversed in the range of the vertical magnetic field, the component can be taken out while the direction is aligned. If the first and second magnets 19 are electromagnets, they may be switched off before removal.
  • FIG. 5 The magnetic field (FIG. 5) used in the alignment method in the prior art and the magnetic field (FIG. 6) used in the alignment method of this embodiment will be described using the element precursor 12.
  • FIG. 6 the magnetic flux lines 20 are parallel (or cross at an angle) to the length of the precursor body 12 .
  • the magnetization direction which is the orientation of the magnetic flux lines 20 , is parallel to the bottom surface 17 of the recess 15 of the housing member 14 .
  • the magnetic flux lines 20 are magnetic fields perpendicular to the bottom surface 17 of the concave portion 15, the direction of relative movement between the precursor body 12 and the magnets 19 is determined. Even if there is, the element body precursor 12 will rotate quickly if the magnetic field acts.
  • FIG. 7 shows another embodiment, schematically showing how the directions are aligned using the vertical magnetic field region produced by a single plate-shaped magnet 19 having opposite poles on both planes.
  • the housing member 14 in which the element parts 2 are accommodated and the cover member 18 are inserted from above the area of the vertical magnetic flux lines 20 to a position where all the element parts 2 are aligned in the direction. After that, by moving upward in a direction perpendicular to the bottom surface 17 of the concave portion 15 to a region in which the base component 2 is not reversed in the range of the vertical magnetic field, the base component 2 can be removed while being aligned in the direction. As shown in FIG.
  • the housing member 14 in which the element parts 2 are housed and the cover member 18 are inserted from above the region of the vertical magnetic flux lines 20 to the position where all the element parts 2 are aligned in the direction the housing member 14 and the lid member 18 may be vertically vibrated. By vibrating up and down, the force with which the element part 2 is attracted in the direction of the magnetic force changes. Since the state in which the body part 2 floats is created instantaneously, there is an effect that the rotation of the body part 2 is performed more smoothly.
  • FIG. 8 shows another embodiment, in which a plurality of long bar-shaped magnets 19 extending from the front to the back of the paper are arranged with opposite poles on the upper surface (two magnets are shown in FIG. 8). ) Schematically shows how the magnets are aligned in the direction using the area of the perpendicular magnetic field emitted from the face of the aggregated magnet. While applying vertical vibrations to the housing member 14 and the lid member 18 in which the element parts 2 are housed, or vibrations in a direction straddling the gap between the magnets 19, the magnets 19 are vibrated vertically above the surface of the aggregate magnet. Vibration is stopped when all the element parts 2 are aligned.
  • the vertical vibration is as described in the explanation of FIG. 7, but the horizontal vibration is given in FIG. is. Therefore, it is not necessary to set the vibration period to be short, but the amplitude may be appropriately set in consideration of the surface of the aggregated magnet and the arrangement of the element parts 2 in the housing member 14 . Moreover, the vibration may be started at the same time as the insertion start of the housing member 14 or during the insertion. It may start vibrating.
  • bar-shaped magnets are arranged, but in that case, for the reason described above, vibration in the horizontal plane XY direction should be applied so as to straddle the gap between the magnets 19 .
  • the opposite poles of the individual magnets 19 are arranged in the vertical direction.
  • the element body parts 2 can be aligned with the magnetic field component.
  • the plurality of magnets 19 may be arranged flush with each other on a flat plate or the like, or may be fixed with resin or the like to form an integrated magnet plate.
  • the direction of the magnetic flux lines 20 may be upward as in the example shown in FIG. 4 or may be downward.
  • Two magnets 19 each having an S pole and an N pole on each surface may be used, or one in which the upper and lower magnets 19 are connected together may be used.
  • a plurality of magnets 19 having magnetic poles aligned and integrated may be used, or a ferromagnetic material may be placed in contact with both ends of the magnets 19 .
  • a configuration in which the magnetic pole faces of the plurality of magnets 19 are aligned and a ferromagnetic plate is magnetized may be used.
  • the magnet 19 for example, a neodymium magnet may be used.
  • An electromagnet may be used as the magnet 19 .
  • an electromagnet By using an electromagnet, it is possible to shorten the time for which the magnetic field is applied to the base component 2 and suppress magnetization.
  • the magnet 19 in a state in which no magnetic field is generated (power off), the housing member 14 housing the base component 2, and the lid member 18 are arranged so as to have a predetermined positional relationship. Current is applied to magnet 19 (power on) to generate a magnetic field.
  • the accommodated base parts 2 are quickly rotated and aligned, and the electromagnet can be turned off.
  • aligning different types of element parts 2 it is possible to control the intensity of the generated magnetic field by controlling the supplied current.
  • vibration is imparted to the base component 2.
  • the action of the magnetic field is weak, there is a risk that sufficient energy cannot be supplied to rotate the base part 2, and the orientation of the base part 2 will not be aligned.
  • the magnetic field is strengthened, it becomes possible to rotate, but as described above, the strong magnetic field increases the possibility that the base part 2 will have residual magnetization.
  • the vibration direction may be vertical, horizontal, or a combination thereof.
  • a non-magnetic material can be used as a material for forming the housing member 14 and the lid member 18.
  • metal such as aluminum, copper, zinc, or stainless steel SUS305, or resin material such as bakelite may be used.
  • the housing member 14 and the lid member 18 may be divided into two or a plurality of parts, ie, a portion forming the side surface 16 of the recess 15 and a portion forming the bottom surface 17 .
  • materials other than the non-magnetic material can be used for the material of the portion forming the bottom surface 17 and the material of the lid member 18 .
  • the material other than the non-magnetic material is preferably, for example, a soft magnetic material having a high magnetic permeability and a low retention rate.
  • silicon iron, permalloy, or ferritic stainless steel SUS410 can be used.
  • FIG. 9 is a schematic diagram showing another embodiment in which the housing member 14 is composed of two bodies.
  • the housing member 14 may be configured to be separable into a side wall member 14a having a plurality of through-holes having a rectangular cross section and a bottom wall member 14b having a flat plate shape.
  • the inner peripheral surface of the through-hole of the side wall member 14 a becomes the side surface 16 of the recess 15
  • the surface of the bottom wall member 14 b becomes the bottom surface 17 of the recess 15 .
  • the side wall member 14a is made of a non-magnetic material
  • the bottom wall member 14b is made of a soft magnetic material.
  • the magnet 21 is brought into contact with the bottom wall member 14b made of a soft magnetic material, for example, when the housing member 14 is moved.
  • the element body parts 2 are magnetically attracted to the bottom wall member 14b, so that the accommodation member 14 can be moved while maintaining the orientation of the element body parts 2 after being aligned in the first state.
  • the magnet 21 is removed from the bottom wall member 14b.
  • the soft magnetic bottom wall member 14b is magnetized while the magnet 21 is in contact with it, but is demagnetized when the magnet 21 is removed.
  • the entire lid member 18 may be made of a material having flexibility and softness, and the lower surface side, that is, the surface side facing the housing member 14 may be an adhesive surface having adhesiveness. After aligning the element parts 2 in the first state, applying an external force downward to the lid member 18 allows the element parts 2 to be attached to the adhesive surface of the lid member 18 . In subsequent steps, the housing member 14 is not required, and the cover member 18 to which the base component 2 is attached may be used.
  • the manufacturing method includes the alignment method described above.
  • ceramic mixed powder obtained by adding an additive to BaTiO 3 which is a ceramic dielectric material is wet pulverized and mixed by a bead mill.
  • a polyvinyl butyral-based binder, a plasticizer, and an organic solvent are added to and mixed with the pulverized and mixed slurry to prepare a ceramic slurry.
  • a die coater is used to form a ceramic green sheet on the carrier film.
  • the thickness of the ceramic green sheet may be, for example, about 1 to 10 ⁇ m. The thinner the ceramic green sheets, the higher the capacitance of the multilayer ceramic capacitor.
  • the molding of the ceramic green sheets is not limited to the die coater, and may be performed using, for example, a doctor blade coater or a gravure coater.
  • the printing of the conductive paste is not limited to the screen printing method, and may be performed using, for example, the gravure printing method.
  • the conductive paste may contain metals such as Pd, Cu, Ag, etc., or alloys thereof, in addition to Ni, for example.
  • the internal electrode layers after drying are in a state in which nickel particles are dispersed in the organic binder. As long as the characteristics as a capacitor can be secured, the thinner the internal electrode layer is, the more the internal defects due to internal stress can be prevented. In the case of a capacitor with a high number of laminations, the thickness of the internal electrode layers may be, for example, 2.0 ⁇ m or less.
  • a predetermined number of ceramic green sheets having internal electrode layers printed thereon are laminated on the predetermined number of laminated ceramic green sheets, and a predetermined number of ceramic green sheets are further laminated.
  • a predetermined number of ceramic green sheets on which the internal electrode layers are printed are laminated while shifting the pattern of the internal electrode layers.
  • a laminate obtained by laminating a plurality of ceramic green sheets is pressed in the lamination direction to obtain a mother laminate.
  • the laminate can be pressed using, for example, a hydrostatic press.
  • internal electrode layers are embedded in layers with ceramic green sheets interposed therebetween.
  • the mother laminate is cut lengthwise and crosswise, it becomes the base body precursor 12 shown in FIG. 1A.
  • the element precursors 12 or element parts 2 are aligned by the alignment method described above, and the side surfaces 9 of each element part 2 are processed as necessary.
  • the processing may be a process of forming the protective layer 6 on the element precursor 12 or a process of polishing the element component 2 .
  • the firing temperature can be appropriately set according to the metal material or the like contained in the conductive paste that forms the dielectric layers 10 and the internal electrode layers 5 .
  • the firing temperature may be, for example, 1100 to 1250.degree.
  • a method for aligning a laminated component of the present disclosure comprises: a housing member comprising a plurality of recesses made of a non-magnetic material and having a horizontally parallel and flat bottom surface; accommodates rectangular parallelepiped laminated parts laminated in A lid member made of a non-magnetic material is arranged above the housing member and at a predetermined distance from the bottom surface, A magnetic field is applied whose lines of flux perpendicularly intersect the bottom surface to rotate the contained laminate component about its longitudinal axis so that the ferromagnetic layers are parallel to the lines of flux.
  • a method for manufacturing a laminated ceramic component of the present disclosure includes the method for aligning the laminated components described above, After processing the surfaces of the aligned laminated parts, the laminated parts are fired.
  • the laminated component alignment method of the present disclosure residual magnetization of the laminated component can be suppressed, and the laminated component can be quickly rotated to change the orientation.
  • the laminated ceramic component can be rapidly manufactured.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
PCT/JP2022/030008 2021-08-30 2022-08-04 積層部品の整列方法およびその整列方法を用いた積層セラミック電子部品の製造方法 Ceased WO2023032591A1 (ja)

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CN202280058480.XA CN117897788A (zh) 2021-08-30 2022-08-04 层叠部件的排列方法及使用该排列方法的层叠陶瓷电子部件的制造方法
US18/686,606 US12580131B2 (en) 2021-08-30 2022-08-04 Method for aligning multilayer components and method for manufacturing multilayer ceramic electronic components including alignment method
JP2023545387A JP7711201B2 (ja) 2021-08-30 2022-08-04 積層部品の整列方法およびその整列方法を用いた積層セラミック電子部品の製造方法

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WO2024209803A1 (ja) * 2023-04-03 2024-10-10 株式会社村田製作所 電子部品姿勢制御装置
WO2025009300A1 (ja) * 2023-07-04 2025-01-09 京セラ株式会社 積層部品の整列方法および積層電子部品の製造方法

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