WO2016067615A1 - セラミック複合シートの分割装置及びセラミック複合シートの製造方法 - Google Patents

セラミック複合シートの分割装置及びセラミック複合シートの製造方法 Download PDF

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Publication number
WO2016067615A1
WO2016067615A1 PCT/JP2015/005430 JP2015005430W WO2016067615A1 WO 2016067615 A1 WO2016067615 A1 WO 2016067615A1 JP 2015005430 W JP2015005430 W JP 2015005430W WO 2016067615 A1 WO2016067615 A1 WO 2016067615A1
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WIPO (PCT)
Prior art keywords
roller
composite sheet
ceramic composite
ceramic
layer
Prior art date
Application number
PCT/JP2015/005430
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English (en)
French (fr)
Japanese (ja)
Inventor
真 定井
中井　克実
Original Assignee
戸田工業株式会社
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Application filed by 戸田工業株式会社 filed Critical 戸田工業株式会社
Priority to JP2016556364A priority Critical patent/JP6690095B2/ja
Priority to KR1020177013977A priority patent/KR102430701B1/ko
Publication of WO2016067615A1 publication Critical patent/WO2016067615A1/ja

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/04—Punching, slitting or perforating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/0046—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by constructional aspects of the apparatus
    • B32B37/0053—Constructional details of laminating machines comprising rollers; Constructional features of the rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B9/045—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C04B41/81—Coating or impregnation
    • C04B41/89—Coating or impregnation for obtaining at least two superposed coatings having different compositions
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C04B41/91—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics involving the removal of part of the materials of the treated articles, e.g. etching
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/04—Punching, slitting or perforating
    • B32B2038/045—Slitting

Definitions

  • the present invention relates to a ceramic composite sheet splitting apparatus and a ceramic composite sheet manufacturing method. More specifically, the present invention relates to a dividing apparatus that divides a fired ceramic layer in a ceramic composite sheet that can be attached to and peeled from a flat, curved, or uneven surface of an electronic device, and a method for manufacturing the ceramic composite sheet.
  • an electronic device or the like absorbs an electromagnetic wave radiated from the electronic device and absorbs an electromagnetic wave entering the electronic device or the like. Therefore, an amorphous magnetic material, a sintered ferrite magnetic material, a magnetic powder such as ferrite, and a binder.
  • a composite magnetic body made of resin or a ceramic composite sheet in which a film (resin material layer) is bonded to a magnetic body such as sintered ferrite is mounted.
  • an RFID Radio Frequency Frequency identification
  • a ceramic composite sheet having a high magnetic permeability is disposed between the antenna coil of the RFID tag and the conductive member in order to increase communication sensitivity.
  • the antenna is manufactured in a planar shape with a flexible electronic material such as FPC, and the influence of metal in the electronic device is reduced on the antenna substrate, and good communication characteristics can be obtained.
  • a ceramic composite sheet is attached.
  • seat is performed. And while preventing the division
  • a resin film (resin material layer) provided with an adhesive material layer is bonded to both surfaces of the fired ceramic layer and then divided into small pieces. Thereby, the powder fall from the division
  • a method of passing a ceramic composite sheet through a roller is performed.
  • a ceramic in which a laminated material layer composed of a resin material layer and an adhesive material layer is provided on one surface of a fired ceramic layer Disclosed is a method of using a composite sheet, in which the support plate is provided along a substantially right angle around the roller, and the ceramic composite sheet on the support plate is bent in the same way and is divided around the roller. Has been.
  • Patent Document 2 there is a method of dividing the ceramic layer by changing the direction of the ceramic composite sheet placed on the mount at a predetermined interval around the circumference of the roller, and a method of dividing through the nip rollers having different diameters. It is disclosed.
  • Patent Document 2 further discloses a method of dividing a ceramic layer with another structure as another embodiment. More specifically, the ceramic composite sheet is placed on a continuously flowing mount and conveyed, and the ceramic layer is divided horizontally through the nip rollers and continuously has a curved surface in a direction perpendicular to the conveying direction. A method of dividing the contact body in the longitudinal direction is disclosed. However, the details of this method are unknown. If the ceramic layer can be divided simply by passing between nip rollers having different diameters as in this embodiment, it can be estimated that there is no need to change the direction as in the first embodiment. In addition, it is impossible to predict that the curved contact body is divided into a plurality in the flow direction of the ceramic composite sheet because the specific structure is not clear.
  • the present invention has been made in view of the above points, and an object of the present invention is to provide a ceramic composite sheet splitting device and a ceramic composite sheet manufacturing method that can reliably split the ceramic composite sheet without largely changing the direction. It is to provide.
  • the ceramic composite sheet is divided between the rollers, and the rollers having different rigidity are used as the opposing rollers, and the low rigidity roller is the other of the high rigidity.
  • the ceramic composite sheet splitting device of the present invention splits the fired ceramic layer of the ceramic composite sheet comprising the fired ceramic layer and a resin material layer bonded to at least one side of the fired ceramic layer into pieces.
  • a ceramic composite sheet splitting device that has a rigidity lower than that of the first roller and the first roller, has an elastic restoring force, and is applied to the surface of the first roller when pressed against the first roller.
  • a second roller having an arcuate recess along the surface, and a pressure-contact mechanism that presses the first roller and the second roller between the first roller and the second roller that are in pressure-contact with each other. The ceramic composite sheet is guided toward the surface, and the ceramic composite sheet is passed between the first roller and the second roller, whereby only the fired ceramic layer is divided into small pieces.
  • the first roller and the second roller may be formed of different materials.
  • the ceramic layer can be surely divided while leaving the resin layer without being divided.
  • the diameter of the second roller may be larger than the diameter of the first roller.
  • the ceramic layer can be further reliably divided while leaving the resin layer without being divided.
  • the ceramic composite sheet is provided with a guide portion that guides the ceramic composite sheet between the first roller and the second roller, and the guide portion includes the first roller and the second roller from the guide portion.
  • the ceramic composite sheet fed between them is sandwiched directly between the first roller and the second roller, or between the first roller and the second roller after the ceramic composite sheet contacts the second roller.
  • the ceramic composite sheet may be provided in a direction to be guided.
  • the tip of the ceramic composite sheet does not need to contact the roller having high hardness, and the tip of the ceramic composite sheet can be prevented from being damaged.
  • the ceramic composite sheet splitting device of the present invention may be provided with a pressure adjusting mechanism for adjusting the pressure when the first roller and the second roller are in pressure contact with each other.
  • the pressure adjustment mechanism allows the pressure to be applied depending on the state of the ceramic composite sheet, that is, the type / thickness of the ceramic layer, the type / thickness of the resin layer, the size of the strip to be divided, etc. It is possible to cope with various ceramic composite sheets by adjusting.
  • two roller sets each including a first roller and a second roller are provided, and the ceramic composite sheet passes through one of the two roller sets.
  • the two roller sets may be arranged so that the direction when passing through and the direction when passing through the other roller set become different directions based on the relative relationship between the ceramic composite sheet and the roller set.
  • the strips can be divided in different directions, for example, at right angles, so the ceramic composite sheet is bonded along the unevenness of the surface of the target component to be attached. be able to.
  • the first roller is made of a metal material
  • the second roller is formed by covering the surface of a hard core material with a cushion material made of synthetic resin.
  • the cushion material may be configured to be compressed along the surface shape of the first roller when the roller comes into pressure contact.
  • the ceramic layers can be divided and arranged at predetermined intervals between the rollers.
  • the method for producing a ceramic composite sheet of the present invention includes a ceramic composite for dividing a fired ceramic layer of a ceramic composite sheet comprising a fired ceramic layer and a resin material layer bonded to at least one side of the fired ceramic layer into pieces.
  • the first roller and the second roller that are in pressure contact with each other in a state in which the pressure applied when the first roller and the second roller are in pressure contact is adjusted by the pressure adjustment mechanism.
  • the ceramic composite sheet may be passed between the two.
  • the pressing force can be adjusted according to the state of the ceramic composite sheet, so that it can be easily set to a divided state corresponding to the sheet.
  • an induction groove is formed on one surface side of the fired ceramic layer, and the surface side provided with the induction groove is arranged on the second roller side, and the induction groove is It is good also as a structure which arrange
  • the sheet can be reliably divided by the attraction groove, and the attraction groove is on the second roller side. Therefore, the sheet is reliably divided without having to change the direction of the sheet as in the prior art.
  • a protective material layer is provided on one surface side of the fired ceramic layer, and a laminated material including a double-sided adhesive tape on the other surface side of the fired ceramic layer Layers are provided, one adhesive layer of the double-sided adhesive tape is bonded to the fired ceramic layer, the release sheet is bonded to the other adhesive layer, and the protective material layer side is arranged on the second roller side
  • the ceramic composite sheet may be passed between the first roller and the second roller so that the release sheet side is disposed on the first roller side.
  • the ceramic composite sheet comes into contact with the first roller having high rigidity and is relatively easily damaged.
  • the first roller side having high rigidity has the release sheet.
  • the release sheet is peeled off and attached. Therefore, even if the ceramic composite sheet is damaged by a highly rigid roller, the scratch is attached to the surface of the release sheet, and the ceramic composite sheet excluding the release sheet is attached to the target product. The quality and appearance at the time of using the sheet are not impaired and do not become a problem.
  • two roller sets including a first roller and a second roller are provided, and the ceramic composite sheet passes through one of the two roller sets.
  • the ceramic composite sheet may be configured to pass through so that the direction when passing through the other roller set and the direction when passing through the other roller set are different based on the relative relationship between the ceramic composite sheet and the roller set.
  • the strips can be divided in different directions, for example, at right angles, so the ceramic composite sheet is bonded along the unevenness of the surface of the target component to be attached. be able to.
  • two sets of rollers each including a first roller and a second roller are provided, and a pressure adjusting mechanism is provided in each of the two sets of rollers, and the two sets of rollers It is good also as a structure which passes a ceramic composite sheet between the 1st roller and the 2nd roller which are press-contacting in the state which adjusted each different pressure with the pressurization adjustment mechanism.
  • roller sets in different directions can be provided, and the pressing force can be adjusted separately for each roller set, so that the division size of the strips can be changed between the first set and the second set. it can.
  • the fired ceramic layer can be surely divided without causing the inconvenience that a resin layer such as a protective material layer enters the crack of the ceramic layer. Further, it is not necessary to form a resin layer with a material that extends greatly, and the selection range of the material is improved.
  • FIG. 5 is a perspective view schematically showing a part of the dividing device in FIG. 4.
  • FIG. 5 is an explanatory view showing a state in which the ceramic composite sheet moves and contacts both rollers in the dividing device of FIG. 4.
  • FIG. 5 is an explanatory view showing a state in which the ceramic composite sheet has moved to the narrowest portion between both rollers in the dividing device of FIG. 4.
  • FIG. 5 is an explanatory view showing a state in which the ceramic composite sheet moves and further advances from the narrowest portion between both rollers in the dividing device of FIG. 4.
  • FIG. 1 is a cross-sectional view showing a part of a ceramic composite sheet according to Embodiment 1 of the present invention. Based on FIG. 1, the ceramic composite sheet of Embodiment 1 is demonstrated.
  • the ceramic composite sheet 10 includes a pressure-sensitive adhesive layer 5 on one surface (lower side in FIG. 1) of the fired ceramic layer 3 having a predetermined shape (for example, rectangular shape), and a resin material layer on the surface side of the pressure-sensitive adhesive layer 5. 4, and another adhesive material layer 5 is further laminated on the surface side of the resin material layer 4 to form a laminated material layer 6. Further, a release sheet 8 is laminated on the surface side of the laminated material layer 6, and a resin material layer 4 is laminated on the other (upper side in FIG. 1) via an adhesive material layer 5 to form a protective material layer 7. It has a laminated structure. In the cross-sectional view of FIG. 1, for convenience of explanation, the thickness of each layer is shown exaggerated from the actual thickness.
  • ferrite As the ceramic material of the fired ceramic layer 3, a known material such as ferrite is used.
  • the ferrite is not particularly limited as long as it is soft ferrite, and known soft ferrite can be used. Examples thereof include Mn—Zn ferrite, Ni—Zn ferrite, Ni—Zn—Cu ferrite, Mn—Mg ferrite, Li ferrite and the like. Also, soft ferrite whose composition is changed according to the frequency of the electromagnetic wave to be used can be used.
  • the thickness of the fired ceramic layer 3 is 0.01 mm to 5 mm, preferably 0.02 to 3 mm, more preferably 0.03 to 1 mm.
  • the thickness is less than 0.01 mm, handling as a sheet becomes difficult, and the yield in the manufacturing operation of the ceramic composite sheet 10 becomes poor. If it exceeds 5 mm, the weight of the fired ceramic layer 3 is undesirably increased.
  • Layers including resin materials such as the laminated material layer 6 and the protective material layer 7 formed of the resin material layer 4 and the adhesive material layer 5 provided on the surface of the fired ceramic layer 3 are collectively referred to as a resin layer.
  • a double-sided adhesive tape may be mentioned. It does not restrict
  • the fired ceramic layer 3 is divided into strips 2c (both see FIG. 2) along the dividing lines 2a and 2b.
  • the resin is not particularly limited as long as it is a resin that extends without breaking, and a known single-sided adhesive tape can be used. For example, a polyester film adhesive tape etc. are mentioned.
  • the thickness of the protective material layer 7 is 0.001 to 0.2 mm, preferably 0.005 to 0.15 mm, and more preferably 0.01 to 0.1 mm. When the thickness of the protective material layer 7 is less than 0.001 mm, it is easy to break and it is difficult to prevent powder falling. When the thickness exceeds 0.2 mm, the effect of preventing powder falling is saturated, so that it is not necessary to increase the thickness beyond 0.2 mm.
  • the combination of the laminated material layer 6 and the protective material layer 7 provided on both sides of the fired ceramic layer 3 is not particularly limited. Further, the laminated material layer 6 may be provided on both sides of the fired ceramic layer 3, and the protective material layer 7 may be provided on both sides of the fired ceramic layer 3.
  • induction grooves 2a and 2b may be formed in advance on one surface of the ceramic green sheet 2 before firing.
  • the induction grooves 2a and 2b since the induction grooves 2a and 2b become the dividing lines 2a and 2b, the induction grooves 2a and 2b may be grooves that induce a crack along the dividing lines 2a and 2b, and the shape and size thereof
  • the (depth) is not particularly limited.
  • the attracting grooves 2a and 2b may be continuous grooves or intermittent grooves, and their distribution shape may be a grid shape or other shapes.
  • attracting grooves 2a and 2b disclosed in Japanese Patent Application Laid-Open No. 2005-15293 can be used. Therefore, detailed description is omitted here.
  • the cross-sectional shape of the attracting grooves 2a and 2b is not particularly limited as long as the fired ceramic layer 3 can be divided by the attracting grooves 2a and 2b.
  • the protective material layer 7 can be divided by the induction grooves (parting lines) 2a and 2b, the fired ceramic layer 3 can be provided with flexibility, and the fired ceramic layer 3 is cracked. Those with little decrease in magnetic permeability are preferred.
  • the protective material layer 7 is not particularly limited as long as the fired ceramic layer 3 is a resin that extends without breaking even when the fired ceramic layer 3 is mountain-folded by the induction grooves 2a and 2b and divided by the dividing lines 2a and 2b.
  • the method for producing the ceramic composite sheet 10 of the present invention first cuts the ceramic green sheet 2 obtained on the resin film 1 such as PET into a predetermined shape, The resin film 1 is peeled off to obtain a ceramic green sheet 2.
  • the ceramic green sheet 2 is fired to form a fired ceramic layer 3, and the laminated material layer 6 and the protective material layer 7 described above are laminated on both sides to obtain a ceramic composite sheet 10.
  • the fired ceramic layer 3 of the ceramic composite sheet 10 on which the laminated material layer 6 and the protective material layer 7 are laminated is divided into small pieces, and further, a machine such as a press in a desired shape according to the purpose of use and the product used. Cutting with a special means or laser.
  • the ceramic green sheet 2 is formed on the resin film 1 (step S1).
  • the ceramic green sheet 2 can be manufactured by a known method. For example, after mixing ceramic powder, binder resin, and solvent, it is applied on a resin film (or resin sheet) 1 with a doctor blade or the like to obtain a ceramic green sheet 2.
  • the ceramic green sheet 2 may be previously formed into a predetermined size and shape, and in this case, cutting is not required before firing. Moreover, after forming as a continuous ceramic green sheet 2, it may be cut into a predetermined size and shape. In this case, the cutting for making the ceramic green sheet 2 into a predetermined size and shape may be performed before the firing process, either after step S1 or after step S2 to be described later. You may cut
  • the ceramic green sheet 2 can be obtained by mixing a ceramic powder, a binder resin, and a solvent, and then using a powder compression molding method, an injection molding method, a calendar method, an extrusion method, or the like. In addition, you may degrease the ceramic green sheet 2 as needed.
  • induction grooves 2a and 2b serving as cracks (partition lines) are formed on one side of the ceramic green sheet 2 (step S2).
  • the attracting grooves 2a and 2b are formed in a matrix form vertically and horizontally.
  • the attracting grooves 2a and 2b are formed by pressing a forming blade corresponding to the attracting grooves 2a and 2b against the ceramic green sheet 2.
  • the fired ceramic layer 3 is divided along the induction grooves 2a and 2b, and the induction grooves 2a and 2b are divided into the dividing lines 2a and 2a, 2b, and the fired ceramic layer 3 is finely divided into strips 2c.
  • the attracting grooves 2a and 2b can be formed during the molding of the ceramic green sheet 2, after the molding or after the firing treatment.
  • the induction grooves 2 a and 2 b are formed by a powder compression molding method or an injection molding method, it is preferable to form the grooves during the molding of the ceramic green sheet 2.
  • the induction grooves 2a and 2b are formed on the ceramic green sheet 2 formed by applying the calender method, the extrusion method, or the resin film 1 with a doctor blade or the like, the ceramic green sheet 2 is formed and before firing. It is preferable to form a groove in.
  • the attracting grooves 2a and 2b are formed, but this step can be omitted.
  • the induction grooves 2a and 2b can be omitted and divided into strips 2c.
  • the resin film 1 is peeled off from the ceramic green sheet 2 obtained in step S2 to make the sheet only of the ceramic green sheet 2 (step S3). Since the resin film 1 is unnecessary in the baking step described later, it is removed in this step.
  • this step S3 can be omitted.
  • step S4 is a known process, and is a method disclosed in Japanese Patent Application Laid-Open No. 2005-15293, etc., and thus detailed description thereof is omitted.
  • it heats by flowing continuously to a heating furnace only with 1 sheet
  • the resin material layer 4 and the adhesive material layer 5 are integrally formed on the surface of the fired ceramic layer 3 obtained in step S4 on the side opposite to the surface where the attracting grooves 2a and 2b are formed.
  • the laminated material layer 6 (for example, double-sided adhesive tape) is provided, and a protective material layer 7 for preventing powder falling is provided on the surface opposite to the surface on which the laminated material layer 6 is formed (step S5). .
  • the protective material layer 7 is formed by adhering a film or sheet of PET resin or the like constituting the protective material layer 7 to the surface of the fired ceramic layer 3 through an adhesive material, or a resin constituting the protective material layer 7. It is formed by applying the contained paint to the surface of the fired ceramic layer 3.
  • a laminating process is performed in which a resin film (a laminated material layer 6 in which the adhesive material layer 5 is provided on the resin material layer 4) is attached to one side of the fired ceramic layer 3.
  • the peeling sheet 8 is bonded on the surface side of the laminated material layer 6 in a state where the release sheet 8 can be divided with the adhesive material layer 5 interposed.
  • a protective material layer 7 is bonded to the other surface across the fired ceramic layer 3.
  • the laminated material layer 6 and the protective material layer 7 are made larger than the sintered ceramic layer 3 from a viewpoint of preventing exposure of the end surface 3a (see FIG. 13) of the sintered ceramic layer 3.
  • the laminated material layer 6 and the protective material layer 7 are brought into contact with each other so as to be joined, and the fired ceramic layer 3 protects the laminated material layer 6. It is good also as a structure wrapped with the material layer 7. FIG.
  • the laminated material layer 6 and the protective material layer 7 do not necessarily need to be joined.
  • the end surface 3a around the fired ceramic layer 3 is covered with the laminated material layer 6 and the protective material layer 7,
  • the ceramic composite sheet 10 is formed so that the end face 3a of the fired ceramic layer 3 is not exposed.
  • the laminated material layer 6 and the protective material layer 7 are provided on the surface of the fired ceramic layer 3, the laminated material layer 6 or the protective material layer 7 may be provided only on one side of the fired ceramic layer 3. It is good also as a structure which provides the laminated material layer 6 (or protective material layer 7) on both surfaces of the baking ceramic layer 3.
  • FIG. 1 is a structure which provides the laminated material layer 6 (or protective material layer 7) on both surfaces of the baking ceramic layer 3.
  • the fired ceramic layer 3 of the ceramic composite sheet 10 obtained in step S5 is divided into strips 2c with reference to the dividing lines 2a and 2b (step S6).
  • the laminated material layer 6 and the protective material layer 7 formed on one surface and the other surface of the fired ceramic layer 3 remain without being divided, and only the fired ceramic layer 3 is divided into the strips 2c.
  • the ceramic composite sheet 10 can be bent by following the uneven state of the surfaces of the parts to be bonded, and the shape can be changed, and the pieces 2c of the fired ceramic layer 3 can be prevented from being separated apart. is doing.
  • the dividing device 60 includes a first roller 61 (made of metal) having a small diameter and a second roller 62 (made of resin) having a large diameter.
  • the first roller 61 and the second roller 62 are in pressure contact with each other on the outer peripheral surface of each roller, and the ceramic composite sheet 10 is passed between the rollers 61 and 62 that are in pressure contact with each other.
  • the fired ceramic layer 3 is divided into strips 2c.
  • the first roller 61 is connected to a rotational drive source such as a motor (not shown) so that the second roller 62 can be freely rotated. Therefore, when the first roller 61 is rotated, the second roller 62 is rotated along with this rotation. Note that the second roller 62 may be driven to rotate the first roller 61 freely, or both may be driven. Also, it is possible to force the ceramic composite sheet 10 to feed by making both rollers 61 and 62 free.
  • the ceramic composite sheet 10 may be mounted on a rubber belt or the like, and the rubber belt may be driven to be fed between the rollers 61 and 62 so that the ceramic composite sheet 10 is conveyed.
  • the material is not limited as long as the ceramic composite sheet 10 is pressed against the first roller 61 and can move along the surface of the first roller 61.
  • a metal, a nonmetal, a hard resin, or a combination thereof can be applied.
  • a rigid body is preferable, and a metal material such as iron or aluminum is practically easy to use.
  • the second roller 62 has a lower hardness than the first roller 61 and contacts (pressure contact) with the first roller 61 and deforms along the surface of the first roller 61. However, when the second roller 62 leaves, the original shape is restored.
  • the material is not specified as long as it has an elastic restoring force.
  • a soft resin, a urethane resin, a silicon resin, a foamed resin, an elastomer, or a combination thereof can be applied.
  • a cushion material such as resin or rubber is practically preferable. As shown in FIG.
  • the second roller 62 is constituted by a core material 62a made of a rigid body such as metal, and a resin cushion material 62b provided on the surface of the core material 62a and having a predetermined thickness. This is preferable because the second roller 62 is easily supported rotatably on the main body 64.
  • Both ends of the second roller 62 are attached to the main body 64 so as to be freely rotatable. Both ends of the metal first roller 61 are supported by a bearing portion 63, and the bearing portion 63 is inserted into a long cylindrical insertion guide portion (not shown) so as to be vertically movable. Accordingly, the first roller 61 is supported so as to be movable in the vertical direction. In this state, the bearing portion 63 is pressed by the spring 66, and the pressure contact mechanism 65 that presses the rollers 61 and 62 is configured by the bearing portion 63, the insertion guide portion, and the spring 66. Further, a pressurizing force adjusting mechanism 67 for adjusting the tension of the spring 66 is provided, and the pressing force (pressing force) of the first roller 61 can be adjusted by adjusting the tension of the spring 66.
  • the applied pressure is adjusted by moving the position of the first roller 61 in the vertical direction.
  • the configuration is not limited to this configuration as long as the applied pressure can be adjusted.
  • the pressing force may be adjusted by the strength of the spring force without moving the position, or may be controlled and adjusted by hydraulic pressure using a hydraulic cylinder instead of the spring 66. It is also possible to adjust the applied pressure by both the position and the pressing force.
  • the 1st roller 61 is comprised so that attachment or detachment is possible so that it can replace
  • the second roller 62 be detachable so that it can be similarly replaced.
  • both the rollers 61 and 62 By adjusting the combination of the roller diameters of both the rollers 61 and 62, the degree of elastic deformation along the shape of the roller surface can be changed, and the size of the strips to be divided can be changed.
  • the upper and lower first rollers 61 and the second roller 62 may be disposed with their up and down directions reversed, and both the rollers 61 and 62 are disposed not in the up and down direction but in the front and rear direction or in the horizontal direction.
  • the ceramic composite sheet 10 may be passed in the direction. Further, both rollers 61 and 62 may be arranged so that the ceramic composite sheet 10 passes obliquely.
  • the diameter of the second roller 62 is set to be larger than the diameter of the first roller 61.
  • the ceramic composite sheet 10 is pressed by the second roller 62 along the outer periphery of the roller having a relatively small diameter.
  • the ceramic composite sheet 10 moves as the rollers 61 and 62 rotate, and is bent by a short moving distance, without greatly changing the moving direction of the ceramic composite sheet 10.
  • the fired ceramic layer 3 can be divided effectively. That is, in the prior art, the ceramic composite sheet 10 is configured so that the ceramic composite sheet 10 follows the outer periphery of the rollers by intentionally changing the direction when the ceramic composite sheet 10 is separated from both rollers 61 and 62 to the direction in which both rollers are entered. However, in the present invention, it is not necessary to change the direction when the ceramic composite sheet 10 is separated from both the rollers 61 and 62, and the direction can be freely set. Therefore, the productivity is excellent.
  • FIG. 6 shows a metal first roller 61 having high rigidity and a small diameter, and a second roller 62 in which a metal core material 62a is covered with a cushion layer made of a foamed urethane resin having elastic restoring force as a covering layer 62b.
  • a state in which the ceramic composite sheet 10 is in pressure contact with the second roller 62 is shown. In this pressure contact state, a part of the cushion layer 62 b of the second roller 62 is elastically deformed along the shape of the surface of the first roller 61. Further, the ceramic composite sheet 10 placed on the guide portion 70 moves to approach both rollers 61 and 62, and the tip portion of the ceramic composite sheet 10 is in contact with the second roller 62 first.
  • the ceramic composite sheet 10 since the ceramic composite sheet 10 contacts the cushion layer 62b of the second roller 62 first, damage to the tip portion of the ceramic composite sheet 10 can be prevented. On the other hand, when the tip of the ceramic composite sheet 10 contacts the metal first roller 61 first, the tip of the ceramic composite sheet 10 may be damaged.
  • the ceramic composite sheet 10 comes into contact with both rollers 61 and 62 as the second roller 62 rotates. Then, the ceramic composite sheet 10 is sandwiched between the two rollers 61 and 62 in a pressure contact state, and further conveyed along with the rotation of the rollers 61 and 62. 7 to 9, the illustration of the boundary between the guide member 70 and the core material 62a of the second roller 62 and the cushion layer 62b is omitted.
  • FIG. 8 shows a state in which the tip of the ceramic composite sheet 10 has moved to the narrowest portion between the two rollers 61 and 62 in a pressed state.
  • the cushion layer 62b moves to this position and has elasticity to strongly press the ceramic composite sheet 10 against the outer periphery of the first roller 61
  • the tip of the ceramic composite sheet 10 has a shape along the outer periphery of the first roller 61. Slightly curved and elastically pinched, the fired ceramic layer 3 is divided into strips 2c.
  • the ceramic composite sheet 10 is thin and can be divided into strips 2c with a slight impact, the ceramic composite sheet 10 is not pressed along the outer periphery of the first roller 61 so that the At a position where the first roller 61 and the second roller 62 are closest (position on a plane passing between the axes of the rollers 61 and 62), the ceramic composite sheet 10 is surely secured to the rollers 61 and 62 by a predetermined pressing force.
  • the fired ceramic layer 3 is divided into strips 2c.
  • the cushion layer 62b may be provided as a flexible layer.
  • the ceramic composite sheet 10 is sandwiched between the two rollers 61 and 62 and is conveyed along the outer periphery of the first roller 61. Therefore, the ceramic composite sheet 10 is bent along the outer periphery and pressed.
  • the thin ceramic composite sheet 10 that can be divided into the fine pieces 2c with a slight impact is passed through the rollers 61 and 62, and the fine pieces 2c are divided by pressing. It can also be applied to cases.
  • FIG. 9 shows a state in which the ceramic composite sheet 10 is moved further from the narrowest portion between the rollers 61 and 62 as the rollers 61 and 62 rotate. Also in this case, when the cushion layer 62b has elasticity to strongly press the ceramic composite sheet 10 against the outer periphery of the first roller 61, the ceramic composite sheet 10 advances along the outer periphery of the first roller 61 following the tip portion, The tip portion of the ceramic composite sheet 10 moves away from both the rollers 61 and 62.
  • the ceramic composite sheet 10 can be surely divided into the strips 2c and the gaps between the strips 2c are almost free before being attached to the adherend.
  • the sheet does not exist. Therefore, when the ceramic composite sheet 10 of the present invention is attached along a curved surface portion or an uneven surface portion of a surface of an adherend, for example, an electronic device or an electronic component, the firing ceramic layer starts from the dividing lines 2a and 2b.
  • the ceramic composite sheet 10 of the present invention is attached along a curved surface portion or an uneven surface portion of a surface of an adherend, for example, an electronic device or an electronic component
  • the firing ceramic layer starts from the dividing lines 2a and 2b.
  • 3 is bent or broken, it does not break into an irregular shape at a place other than the dividing lines 2a and 2b, and a powder falling phenomenon does not occur. Further, it can be brought into close contact or substantially close contact with a cylindrical side curved surface and a slightly uneven surface as well as a flat surface.
  • the roller set including the first roller and the second roller is set as one set.
  • the roller set including the first roller 61 and the second roller 62 can be set as two sets.
  • the direction when the ceramic composite sheet 10 passes through the one roller set 61, 62 and the direction when the ceramic composite sheet 10 passes through the other roller set 61, 62 are the ceramic composite sheet 10 and the roller set 61, 62.
  • the roller sets 61 and 62 may be arranged in different directions based on the relative relationship with 62.
  • two roller sets are horizontally arranged so that the rotation direction of one roller set 61, 62 and the rotation direction of the other roller set 61, 62 intersect, and the ceramic that has passed through one roller set 61, 62
  • a method of passing the other roller set 61, 62 after changing only the conveying direction without rotating the composite sheet 10, and a rotating direction of one roller set 61, 62 and a rotating direction of the other roller set 61, 62 are as follows.
  • Two roller sets are arranged so as to coincide on a straight line, and after the ceramic composite sheet 10 that has passed through one roller set 61, 62 is rotated by a predetermined angle without changing the conveying direction, the other roller set 61, 62, or two roller sets for the ceramic composite sheet 10 placed on a support having elastic restoring force such as a rubber sheet.
  • the rollers are arranged so that the sheet can pass between the rollers of the roller sets 61 and 62. After moving one roller set 61 and 62 in one direction, the other roller set 61 and 62 is moved in the other direction.
  • the ceramic composite sheet 10 passes through one roller set 61, 62 and the other roller set 61, 62 in different directions. At this time, since the ceramic composite sheet 10 is divided in different directions, it is easily divided into fine strips 2c.
  • the pressure adjustment mechanism 67 is provided on both roller sets 61 and 62, whereby the tension of the spring 66 of the pressure contact mechanism 65 is adjusted by the pressure adjustment mechanism 67, and the first roller.
  • the pressing force (pressing force) 61 can be adjusted. It should be noted that the pressure values of the roller sets 61 and 62 may be the same or different. That is, since the pressure can be freely adjusted, the utility value of the dividing device is greatly increased.
  • roller sets 61 and 62 may be provided.
  • Embodiment 2 Next, Embodiment 2 of this invention is demonstrated based on FIG. Only parts different from the first embodiment will be described.
  • Embodiment 2 is a manufacturing method in which step S2 of Embodiment 1 is omitted. That is, the step of forming the induction grooves 2a and 2b serving as cracks (partition lines) on the surface of the ceramic green sheet 2 opposite to the resin film 1 is omitted.
  • the manufacturing method that omits step S2 is particularly effective when the ceramic composite sheet 10 is thin and easily cracked, or when the material of the ceramic composite sheet 10 is easily cracked without providing the induction grooves 2a and 2b. It is a manufacturing method.
  • the ceramic composite sheet 10 is directly passed between the rollers 61 and 62.
  • the ceramic composite sheet 10 is continuously pasted on a rubber conveyor, and the conveyor side is set to the second roller 62 side.
  • the ceramic composite sheet 10 side may be set to the first roller 61 side so as to pass between both rollers. In this case, the ceramic composite sheet 10 can be continuously passed.
  • the present invention is useful for a fired ceramic layer dividing apparatus for ceramic composite sheets that can be attached to and peeled from a flat, curved, or uneven surface of an electronic device, and a method for manufacturing a ceramic composite sheet.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Laminated Bodies (AREA)
  • Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
PCT/JP2015/005430 2014-10-31 2015-10-28 セラミック複合シートの分割装置及びセラミック複合シートの製造方法 WO2016067615A1 (ja)

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JP2016556364A JP6690095B2 (ja) 2014-10-31 2015-10-28 セラミック複合シートの分割装置及びセラミック複合シートの製造方法
KR1020177013977A KR102430701B1 (ko) 2014-10-31 2015-10-28 세라믹 복합시트의 분할장치 및 세라믹 복합시트의 제조방법

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107984632A (zh) * 2016-10-26 2018-05-04 南卜电子科技（上海）有限公司 一种用于手机散热石墨片的模切装置
WO2018155162A1 (ja) * 2017-02-23 2018-08-30 株式会社村田製作所 シールド板付き電子部品及び電子部品用シールド板

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3396452A (en) * 1965-06-02 1968-08-13 Nippon Electric Co Method and apparatus for breaking a semiconductor wafer into elementary pieces
JPH0657599U (ja) * 1993-01-14 1994-08-09 正和産業株式会社 短冊状割溝付基板の分割装置
JPH0722357A (ja) * 1990-05-25 1995-01-24 Internatl Business Mach Corp <Ibm> 半導体ウェーハ一括切断及び切断切子面被覆方法
JP2009099646A (ja) * 2007-10-15 2009-05-07 Sumitomo Metal Electronics Devices Inc セラミック基板の分割方法
JP4369519B2 (ja) * 2008-01-29 2009-11-25 株式会社Ｍａｒｕｗａ フェライトシート複合体及びその製造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3396452A (en) * 1965-06-02 1968-08-13 Nippon Electric Co Method and apparatus for breaking a semiconductor wafer into elementary pieces
JPH0722357A (ja) * 1990-05-25 1995-01-24 Internatl Business Mach Corp <Ibm> 半導体ウェーハ一括切断及び切断切子面被覆方法
JPH0657599U (ja) * 1993-01-14 1994-08-09 正和産業株式会社 短冊状割溝付基板の分割装置
JP2009099646A (ja) * 2007-10-15 2009-05-07 Sumitomo Metal Electronics Devices Inc セラミック基板の分割方法
JP4369519B2 (ja) * 2008-01-29 2009-11-25 株式会社Ｍａｒｕｗａ フェライトシート複合体及びその製造方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107984632A (zh) * 2016-10-26 2018-05-04 南卜电子科技（上海）有限公司 一种用于手机散热石墨片的模切装置
WO2018155162A1 (ja) * 2017-02-23 2018-08-30 株式会社村田製作所 シールド板付き電子部品及び電子部品用シールド板
US20190363030A1 (en) * 2017-02-23 2019-11-28 Murata Manufacturing Co., Ltd. Electronic component with shield plate and shield plate of electronic component
US10861757B2 (en) 2017-02-23 2020-12-08 Murata Manufacturing Co., Ltd. Electronic component with shield plate and shield plate of electronic component

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JP6690095B2 (ja) 2020-04-28
KR102430701B1 (ko) 2022-08-08
KR20170080612A (ko) 2017-07-10
TW201628997A (zh) 2016-08-16
JPWO2016067615A1 (ja) 2017-08-10
TWI680958B (zh) 2020-01-01

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