JP2011258932A - Laminated electronic component manufacturing device and method for manufacturing laminated electronic components - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an electronic component manufacturing device and a method for manufacturing laminated electronic components capable of making facilities smaller, reducing a cost, and efficiently manufacturing high-quality laminated electronic components.SOLUTION: The electronic component manufacturing device comprises: a sheet conveyance member 12 which continuously conveys a ceramic sheet S in a predetermined rotative direction; a sheet transcription member 14 which winds up the ceramic sheet S while moving them in a direction opposite to the direction of rotation of the sheet conveyance member 12; a sheet cutting member 16 which cuts the ceramic sheet S wound up around the sheet transfer member 14 to a predetermined length; and a sheet lamination member 18 to which a cut piece ST of the ceramic sheet S cut to the predetermined length by the sheet cutting member 16 is transferred by lamination from the sheet transfer member 14.

Description

  The present invention relates to a multilayer electronic component manufacturing apparatus and a multilayer electronic component manufacturing method for manufacturing a multilayer electronic component such as a multilayer ceramic capacitor.

  In Patent Document 1, a multilayer block is formed by laminating a plurality of ceramic green sheets obtained by forming on a base material, and the formed multilayer block is cut into parts to obtain a multilayer ceramic electronic. A method for producing a component, comprising: a step of pressure-transferring a ceramic green sheet supported by a carrier film onto a holding roll, and laminating the ceramic green sheet on a roll-shaped or flat plate-like stage adjacent to the holding roll. The manufacturing process of the multilayer ceramic electronic component is described.

  According to Patent Document 1, since the position control is performed only in the feeding direction of the long ceramic green sheet, the laminating apparatus and the like can be simplified. In addition, since it is only necessary to laminate the ceramic green sheets that have been peeled off at the time of lamination, it is possible to reduce the crimping force in the lamination, to suppress the elongation of the ceramic green sheets, and to prevent misalignment and reliability in the surface direction. A laminate having excellent properties can be formed.

  Patent Document 2 discloses a multilayer ceramic electronic component in which a multilayer block is formed by laminating a plurality of ceramic green sheets obtained by forming on a substrate, and the formed multilayer block is cut into components. In which at least two of the plurality of ceramic green sheets constituting the same laminate block are formed in a predetermined region on the same substrate, and the in-plane direction of each ceramic green sheet A method of manufacturing a multilayer ceramic electronic component is provided, which includes a step of laminating with the orientation and position of the multilayer ceramic electronic components matched.

  According to Patent Document 2, since defective portions are concentrated on a part of the laminated block by using the same base material, even if there are protrusions on the base material, defective chips generated due to the influence are minimized. Can do.

JP 2005-217278 A Japanese Patent Application Laid-Open No. 2004-296641

  However, in Patent Document 1, when a cylindrical laminate is formed, the equipment for pressing the laminate is large and expensive, the area productivity is poor, and the cylindrical laminate is cut with a flat blade. Because it is impossible to do this, it takes time to cut the laminate when using a disc blade, and when the cylindrical laminate is stretched to a flat plate, laminate strain (layer peeling, poor interlayer insulation) occurs. In addition, there is a problem that the stacking accuracy of the stacked body is deteriorated due to a difference in dimensions between the upper layer and the lower layer of the cylindrical stacked body.

  In addition, when forming a laminate on a flat plate, it is necessary to intermittently supply the green sheet, but the introduction of the intermittent operation mechanism makes the equipment expensive and the area productivity deteriorates, yield and There are problems in that the quality of the ceramic green sheet (film thickness variation, sheet streak, electrode shape accuracy) deteriorates, energy consumption for equipment operation increases, and it is difficult to increase the speed.

  On the other hand, in Patent Document 2, the introduction of the intermittent operation mechanism makes the equipment expensive and the area productivity deteriorates, and the yield and the quality of the ceramic green sheet (thickness variation, sheet stripe, electrode shape accuracy) There are problems that it deteriorates, energy consumption for operating the equipment increases, and it is difficult to increase the speed.

  In view of the above problems, an object of the present invention is to provide a multilayer electronic component manufacturing apparatus and a multilayer device capable of reducing the size and cost of equipment and efficiently manufacturing a high quality multilayer electronic component. It is providing the manufacturing method of a type | mold electronic component.

  The present invention winds the sheet conveying member that continuously conveys the ceramic sheet in a predetermined rotation direction and the ceramic sheet conveyed by the sheet conveying member while moving in a direction opposite to the rotation direction of the sheet conveying member. A sheet transfer member; a sheet cutting member that cuts the ceramic sheet wound around the sheet transfer member into a predetermined length; and a cut piece of the ceramic sheet cut into a predetermined length with the sheet cutting member. A laminated electronic component manufacturing apparatus comprising: a sheet laminated member that is laminated and transferred from the sheet transfer member.

  According to this configuration, the ceramic sheet (ceramic green sheet) conveyed by the sheet conveying member is wound around the sheet transfer member while the sheet transfer member moves in the direction opposite to the rotation direction of the sheet conveying member. The ceramic sheet wound around the sheet transfer member is cut into a predetermined length by the sheet cutting member. A cut piece of the ceramic sheet cut to a predetermined length by the sheet cutting member is laminated (transferred) from the sheet transfer member to the sheet lamination member. Here, the sheet transfer member moves to the sheet lamination member side after the ceramic sheet wound around the sheet transfer member is cut to a predetermined length by the sheet cutting member. Then, the cut piece of the ceramic sheet on the sheet transfer member is transferred to the sheet lamination member. The sheet transfer member that has transferred the ceramic sheet to the sheet laminate member then returns to the sheet conveying member. By repeating this, the ceramic sheet can be formed continuously, so that the equipment can be made cheaper and smaller than the equipment for forming the ceramic sheet using an intermittent forming device. The manufacturing process can be speeded up easily.

  In particular, it is preferable to have an electrode circuit forming part that forms an electrode circuit on the ceramic sheet, and the electrode circuit forming part forms the electrode circuit on the ceramic sheet on the sheet conveying member.

  According to this configuration, the electrode circuit is formed on the ceramic sheet on the sheet conveying member by the electrode circuit forming unit. Thereby, since the electrode circuit is formed before the cut piece of the ceramic sheet is laminated on the sheet laminated member, the adverse effect on the cut piece of the ceramic sheet due to repeated formation of the electrode circuit on the sheet laminated member ( Damage, damage) can be suppressed. As a result, it is possible to suppress the quality defect of the ceramic sheet laminate, and thus the electronic component.

  In particular, it has a dielectric coating film forming portion for forming a dielectric coating film on a step portion on the ceramic sheet generated by the formation of the electrode circuit, and the dielectric coating film forming portion is formed on the sheet conveying member. It is preferable to form the dielectric coating film on the step portion of the ceramic sheet.

  According to this configuration, the dielectric coating film is formed on the step portion of the ceramic sheet on the sheet conveying member by the dielectric coating film forming unit. Accordingly, since the dielectric coating film is formed before the step portion of the ceramic sheet is laminated on the sheet lamination member, the cut piece of the ceramic sheet by repeatedly forming the dielectric coating film on the sheet lamination member Adverse effects (damage, damage) on the surface can be suppressed. As a result, it is possible to suppress the quality defect of the ceramic sheet laminate, and thus the electronic component.

  Furthermore, the stepped portion between the electrode circuits can be eliminated by filling the stepped portion between the electrode circuits on the ceramic sheet with a dielectric coating (dielectric material). As a result, it is possible to prevent stacking misalignment and adhesion failure, which are likely to occur when the number of laminated pieces of ceramic sheet cuts increases, and to prevent defects such as structural defects due to the presence of the stepped portion. Can be suppressed.

  Here, the sheet transfer member has a film formation part for applying the ceramic slurry to the sheet conveying member to form the ceramic sheet, and the formation of the ceramic sheet by the film formation part is continued. It is preferable that transfer of the cut piece of the ceramic sheet is performed. Since the intermittent operation in forming the ceramic sheet becomes unnecessary, the energy consumption is reduced, the film thickness variation is eliminated, the sheet streak is eliminated, the electrode shape accuracy is improved, and the quality of the ceramic sheet is improved. As a result, the equipment can be reduced in size and cost, and a high-quality multilayer electronic component can be efficiently manufactured.

  In particular, the ceramic sheet is attached to a film, and the sheet transfer member is preferably transferred by peeling the ceramic sheet from the film on the sheet conveying member.

  According to this configuration, since the ceramic sheet already attached to the film is used, cutting with the sheet cutting member is facilitated as compared with the case where the ceramic sheet is formed by applying the ceramic slurry. Thereby, lamination | stacking of the cut piece of a ceramic sheet can be performed still more rapidly.

  In particular, the electrode circuit forming part or the dielectric coating film forming part is preferably a plateless printing apparatus.

  According to this structure, an electrode circuit or a dielectric coating film having a different pattern can be formed for each layer of the ceramic sheet. Moreover, even if an error occurs in the position control of the sheet laminated member, it is possible to adjust the pitch between the electrode circuits and between the dielectric coating films to form an electrode circuit and a dielectric coating film without positional deviation.

  The present invention provides a sheet conveying step of continuously conveying a ceramic sheet in a predetermined rotation direction by a sheet conveying member, and moving the ceramic sheet conveyed by the sheet conveying member in a direction opposite to the rotation direction of the sheet conveying member. A sheet transfer step of winding around the sheet transfer member, a sheet cutting step of cutting the ceramic sheet wound around the sheet transfer member into a predetermined length by a sheet cutting member, and a predetermined length by the sheet cutting member And a sheet laminating step in which the cut piece of the ceramic sheet that has been cut is laminated and transferred from the sheet transfer member to a sheet laminating member.

  Moreover, it has an electrode circuit formation process which forms an electrode circuit in the said ceramic sheet | seat by an electrode circuit formation part, and it is preferable in the said electrode circuit formation process to form the said electrode circuit in the said ceramic sheet | seat on the said sheet | seat conveyance member. .

  Moreover, it has a dielectric coating film forming step of forming a dielectric coating film by a dielectric coating film forming portion on the step portion on the ceramic sheet generated by the formation of the electrode circuit, It is preferable to form the dielectric coating film on the step portion of the ceramic sheet on the sheet conveying member.

  In addition, the method includes forming a ceramic sheet by applying a ceramic slurry to the sheet conveying member by a film forming unit, and forming the ceramic sheet by the film forming unit in the film forming process. It is preferable that the cut piece of the ceramic sheet is transferred by the sheet transfer member in the sheet transfer step in a continued state.

  Furthermore, the ceramic sheet is attached to a film, and in the sheet transfer step, the ceramic sheet is preferably peeled off from the film on the sheet conveying member and transferred to the sheet transfer member.

  In particular, in the electrode circuit forming step or the dielectric coating film forming step, it is preferable to use a plateless printing apparatus as the electrode circuit forming unit and the dielectric coating film forming unit.

  According to the present invention, it is possible to reduce the size and cost of equipment, and it is possible to efficiently manufacture a high-quality multilayer electronic component.

It is explanatory drawing of the multilayer electronic component manufacturing apparatus which concerns on 1st Embodiment of this invention. It is explanatory drawing which showed the level | step-difference part (groove | groove, recessed part) which generate | occur | produced between the electrode circuits on a ceramic sheet. It is explanatory drawing which showed the electrode circuit and dielectric material coating film on a ceramic sheet. It is explanatory drawing of the multilayer electronic component manufacturing apparatus which concerns on 2nd Embodiment of this invention. It is explanatory drawing of the multilayer electronic component manufacturing apparatus which concerns on 3rd Embodiment of this invention.

  A multilayer electronic component manufacturing apparatus and a multilayer electronic component manufacturing method according to a first embodiment of the present invention will be described with reference to the drawings. The “multilayer electronic component” to be manufactured in the present invention includes multilayer electronic components such as a multilayer ceramic capacitor and a multilayer ceramic inductor. Hereinafter, a multilayer ceramic capacitor will be described as an example of the multilayer electronic component.

  First, a multilayer electronic component manufacturing apparatus will be described.

  As shown in FIG. 1, the multilayer electronic component manufacturing apparatus 10 mainly includes a coating transport roll 12 (sheet transport member) that forms a ceramic sheet S (ceramic green sheet) and transports the ceramic sheet S, and a coating transport roll. 12, a transfer roll 14 (sheet transfer member) that transfers the ceramic sheet S that has been conveyed by winding, and a cutting mechanism 16 that cuts the ceramic sheet S transferred to the outer peripheral surface of the transfer roll 14 to a predetermined length. (Sheet cutting member) and a flat sheet-like structure in which a laminated structure of ceramic sheets S is formed by laminating cut pieces ST of a ceramic sheet S transferred to a transfer roll 14 and cut to a predetermined length by a cutting mechanism 16 And a lamination stage 18 (sheet lamination member). A release treatment is applied to the surface (outer peripheral surface) of the coating transport roll 12.

  Around the coating conveyance roll 12, a film forming unit 20 (film formation unit) for applying a ceramic slurry to be a material of the ceramic sheet S on the surface of the coating conveyance roll 12, and a ceramic slurry on the film forming unit 20 The liquid supply means 22 for supplying, the drying and curing device 26 for drying and solidifying the ceramic slurry on the surface of the coating transport roll 12 located downstream in the rotation direction of the coating transport roll, and the transfer roll 14 described above Is arranged.

  In the vicinity of the transfer roll 14, a cutting mechanism 16 for cutting the ceramic sheet S to a predetermined length, and a cut piece ST of the ceramic sheet S cut to a predetermined length by the cutting mechanism 16 are transferred and stacked. And a stacking stage 18 are disposed.

  Further, in the vicinity of the lamination stage 18, electrode circuit forming means 28 (electrodes) for forming an electrode circuit 24 (see FIGS. 2 and 3) on the cut piece ST of the ceramic sheet S transferred to the lamination stage 18. Circuit forming portion), and dielectric coating film forming means 30 (dielectric coating film forming portion) for forming the dielectric coating film 36 on the stepped portion 34 generated on the surface of the ceramic sheet S by the formation of the electrode circuit 24. A drying and curing device 32 for drying the electrode circuit 24 and the dielectric coating film 36 is disposed.

  Specifically, the coating conveyance roll 12 is comprised by rigid body rolls (columnar shape or cylindrical shape), such as a metal by which the mold release process was performed on the surface. The coating transport roll 12 is configured to be rotationally driven by a driving source (not shown). The mold release treatment corresponds to, for example, fluorine plating treatment.

  As the lamination stage 18, for example, a rigid flat plate is used. However, it is not limited to a rigid flat plate, and a cylindrical or columnar stacking roll may be used. When using a stacking roll, the cut pieces ST of the ceramic sheet S are wound around the outer peripheral surface and laminated. The stacking stage 18 is configured to move horizontally in a straight line (horizontal direction) by a driving mechanism (not shown). In particular, the lamination stage 18 includes a transfer position 19 where the cut piece ST of the ceramic sheet S is transferred from the transfer roll 14, and a print position where the electrode circuit 24 and the dielectric coating film 36 are formed on the cut piece ST of the ceramic sheet S. 29 and reciprocate in the horizontal direction.

  The transfer roll 14 has a function of receiving the ceramic sheet S from the coating transport roll 12 by means such as adsorption (suction, electrostatic adsorption or adhesion) and supplying the received ceramic sheet S to the lamination stage 18.

  The transfer roll 14 is composed of, for example, a rotatable metal roll having an elastic body attached to the outer peripheral surface (surface). The transfer roll 14 is movably provided by a driving device (not shown). Specifically, the transfer roll 14 is configured to move along a predetermined arc of the coating conveyance roll 12 and to freely move between the coating conveyance roll 12 side and the lamination stage 18 side. ing. Specifically, the initial position A of the transfer roll 14 is determined, and the transfer roll 14 moves from the initial position A to a separation position B that is a distance of a predetermined arc length along the arc of the coating transport roll 12. Further, the transfer roll 14 can move from the separation position B to the transfer position C that can contact the stacking stage 18. After the transfer roll 14 has moved to the transfer position C, it can move to the initial position A by following a predetermined path. However, it is advantageous in terms of time to move from the transfer position C to the initial position A by a straight path. It is.

  In order to reliably transfer the ceramic sheet S from the coating conveyance roll 12 to the transfer roll 14, it is preferable to transfer the ceramic sheet S while appropriately pressing the transfer roll 14 against the coating conveyance roll 12. If there is a space between the coating conveyance roll 12 and the transfer roll 14, a section where the ceramic sheet S being conveyed is not supported by other members is created, and there is a possibility that sheet breakage may occur in that section. is there. Therefore, the transfer roll 14 is appropriately pressed against the coating conveyance roll 12 so as not to create a section where the ceramic sheet S is not supported. The surface of the transfer roll 14 is an elastic body so that mechanical twisting does not occur when pressing.

  In addition, the ceramic sheets S on the lamination stage 18 are held together by pressure-bonding the overlapping sheet layers. The force with which the transfer roll 14 holds the ceramic sheet S is set to be larger than the force with which the coating transport roll 12 holds the ceramic sheet S, and further, the force with which the lamination stage 18 holds the ceramic sheet S. S is peeled off from the coating conveying roll 12 and held on the transfer roll 14, and then transferred to the lamination stage 18.

  The transfer roll 14 may be a vacuuming suction roll that sucks and separates the ceramic sheet S. At this time, it is preferable that the transfer roll 14 is configured to control a portion that adsorbs the ceramic sheet S and a portion that does not adsorb the ceramic sheet S. When a ceramic sheet S is received from the coating conveyance roll 12, a predetermined portion of the transfer roll 14 that comes into contact with the ceramic sheet S is provided with an adsorption function, and when the received ceramic sheet S is transferred to the lamination stage 18, it comes into contact with the ceramic sheet S. The ceramic sheet S can be received and transferred smoothly by providing a predetermined portion of the transfer roll 14 with a non-adsorption region.

  As the film forming means 20, for example, a die coater, a doctor blade, a roll coater or the like is appropriately employed. In order to further reduce the film thickness of the ceramic sheet S formed on the outer peripheral surface of the coating conveyance roll 12, it is preferable to provide an upstream pressure reducing mechanism in the die coater. The ceramic slurry is applied continuously (non-intermittently) from the film forming unit 20 to the coating conveying roll 12 to form the ceramic sheet S. Thus, the ceramic slurry is continuously supplied to the same coating transport roll 12.

  For example, a gear pump is employed as the liquid supply means 22. The liquid supply means 22 is not limited to a gear pump, and a cylinder-type dispenser, a diaphragm pump, or the like may be employed as appropriate.

  As long as the cutting mechanism 16 is capable of cutting the ceramic sheet S, the shape and configuration thereof are not particularly limited, such as a scissors shape or a knife shape. However, after the ceramic sheet S is transferred to the transfer roll 14, it is preferable to move (interlock) with the transfer roll 14 in order to cut the ceramic sheet S. Thereby, it is preferable that the cutting mechanism 16 is attached to the transfer roll 14 and configured so as to move together with the transfer roll 14. Note that the cutting mechanism 16 may be provided separately from the transfer roll 14, and in this case, the cutting mechanism 16 is preferably disposed in the vicinity of the separation position B of the transfer roll 14.

  As the electrode circuit forming means 28, for example, an ink jet printing apparatus is employed. The electrode circuit forming means 28 is preferably plateless printing means, but the electrode circuit 24 after drying may be transferred, and any means such as intaglio printing or intaglio offset printing may be used. The electrode material ink used in the electrode circuit forming means 28 is, for example, one obtained by melting and dispersing Ni powder (nickel powder) and resin in an organic solvent. A material in which Ni powder is dispersed in a UV curable resin may be used. In particular, it is preferable to use a low swelling solvent for the ceramic coating. The solvent may be aqueous.

  As the dielectric coating film forming means 30, for example, an ink jet printing apparatus is employed. The dielectric coating film forming means 30 is preferably plateless printing means, but may transfer the dried dielectric coating film, intaglio printing, intaglio offset printing, gravure printing, gravure offset printing, rotary screen printing, etc. Any means can be used. The dielectric material used in the dielectric coating film forming means 30 is a ceramic ink, for example, a material obtained by melting and dispersing ceramic powder and resin in an organic solvent. You may use what disperse | distributed ceramic powder to UV hardening resin. In particular, it is preferable to use a low swelling solvent for the ceramic coating. The solvent may be aqueous.

  As the drying and curing device 26, for example, a method of drying with hot air or a method of heating the outer peripheral surface of the coating transport roll 12 is employed. Specifically, the drying and curing device 26 uses a drying furnace (an electrothermal drying furnace or a vacuum drying furnace). When a UV curable resin is used, it may be cured by UV irradiation. The drying and curing device 26 is for forming the ceramic sheet S by drying or curing the ceramic slurry applied on the coating conveying roll 12.

  As the drying and curing device 32, for example, a method of drying with hot air or a method of heating the surface of the lamination stage 18 is employed. When a UV curable resin is used, it may be cured by UV irradiation. The drying and curing device 32 is for drying or curing the electrode circuit 24 and the dielectric coating film 36 formed on the ceramic sheet S on the lamination stage 18.

  As the ceramic slurry, for example, a material obtained by melting and dispersing ceramic powder and a resin component in an organic solvent is employed. You may use what disperse | distributed ceramic powder to UV hardening resin. The solvent may be aqueous.

  Next, the manufacturing method of the laminated structure of the ceramic sheet S using the multilayer electronic component manufacturing apparatus 10 will be described. The transfer roll 14 is waiting at the initial position A.

  The coating conveyance roll 12 subjected to the mold release treatment is rotated at a predetermined speed, and the ceramic slurry is applied to the outer peripheral surface by the film forming means 20. The ceramic slurry is supplied using a gear pump that is the liquid supply means 22. Then, the ceramic slurry is dried and solidified on the coating conveying roll 12 using the drying and curing device 26. Here, hot air of a predetermined temperature is used for drying the ceramic slurry by the drying and curing device 26. The temperature is separately adjusted so that the outer peripheral surface of the coating conveying roll 12 has an appropriate temperature. Note that these temperatures are appropriately adjusted depending on the material of the ceramic sheet S. In this way, the ceramic slurry is continuously supplied to the coating conveyance roll 12 by the film forming means 16 and the liquid supply means 18, and the ceramic sheet S is continuously formed on the coating conveyance roll 12.

  Next, the transfer roll 14 moves on the arc of the coating transport roll 12 from the initial position A toward the separation position B at a predetermined timing. At this time, the transfer roll 14 winds up the ceramic sheet S on the coating conveyance roll 12 while rotating. In this way, the transfer roll 14 moves along an arc on the coating transport roll 12 in a direction opposite to the rotation direction of the coating transport roll 12 while rotating by itself. As a result, the ceramic sheet S on the coating conveyance roll 12 is transferred to the outer peripheral surface of the transfer roll 14.

  When the ceramic sheet S is wound and transferred over the arc of the outer peripheral surface of the transfer roll 14, the ceramic sheet S is cut by the cutting mechanism 16. As a result, the ceramic sheet S transferred to the outer peripheral surface of the transfer roll 14 and the ceramic sheet S on the coating transport roll 12 are separated. After the ceramic sheet S is cut, the transfer roll 14 moves away from the separation position B and moves toward the lamination stage 18 side. At this time, the transfer roll 14 moves toward the lamination stage 18 while rotating so that the cut end portion of the ceramic sheet S faces downward.

  The transfer roll 14 stops when it reaches the transfer position C of the stacking stage 18. Then, a part of the cut piece ST of the ceramic sheet S transferred to the outer peripheral surface of the transfer roll 14 is brought into contact with a predetermined pressure. The transfer roll 14 comes into contact with a part of the cut piece ST of the ceramic sheet S at a predetermined pressure, and the lamination stage 18 moves horizontally. At this time, the transfer roll 14 rotates in response to the driving force of the stacking stage 18. Thus, the transfer roll 14 continues to rotate while the stacking stage 16 moves horizontally and the stacking stage 16 is in contact with the cut piece ST of the ceramic sheet S transferred to the transfer roll 14. As a result, all the cut pieces ST of the ceramic sheet S transferred to the outer peripheral surface of the transfer roll 14 are transferred to the plane of the lamination stage 18. The transfer roll 14 may be connected to a drive motor (not shown) and rotated while being synchronized with the horizontal movement of the stacking stage 18.

  After the transferred cut pieces ST of the ceramic sheet S are transferred from the transfer roll 14 to the stacking stage 18, the transfer roll 14 returns to the initial position A along a predetermined path, and again on the coating transport roll 12. The ceramic sheet S is transferred.

  After the cut pieces ST of the ceramic sheet S are transferred to the lamination stage 18, the lamination stage 18 moves to the printing position 29. In the printing position 29, an electrode circuit forming means 28 and a dielectric coating film forming means 30 are arranged. When the lamination stage 18 moves to the printing position 29, electrode material ink is applied from the electrode circuit forming means 28 to the cut piece ST of the ceramic sheet S, and an electrode circuit (internal electrode circuit) 24 having a predetermined graphic pattern is formed. Printed. Further, with respect to the stepped portion (concave portion) 34 generated by the electrode circuit 24 formed on the cut piece ST of the ceramic sheet S, the ceramic material (dielectric material) is formed from the dielectric coating film forming means 30 (for example, ink jet printing). Is applied, and a dielectric coating film 36 having a predetermined graphic pattern is printed. The order of forming the dielectric coating film 36 and the electrode circuit 24 is not particularly limited.

  Here, the formation position of the dielectric coating film 36 is a recess formed between the electrode circuits 24 on the ceramic sheet S. That is, as shown in FIG. 2, when the electrode circuit 24 is formed on the ceramic sheet S, the ceramic sheet S becomes uneven and a so-called stepped portion 34 is generated. As shown in FIG. 3, by printing the dielectric coating film 36 on the stepped portion 34 formed between the electrode circuits 24, the stepped portion (recessed portion) 34 is reduced, and the surface of the ceramic sheet S is flat. become.

  Next, after the electrode circuit 24 and the dielectric coating film 36 are printed, hot air of a predetermined temperature is blown from the drying and curing device 32 to the electrode circuit 24 and the dielectric coating film 36, so that the electrode circuit 24 and the dielectric coating film 36 are blown. 36 is dried.

  After the electrode circuit 24 and the dielectric coating film 36 are formed on the cut piece ST of the ceramic sheet S on the lamination stage 18, the lamination stage 18 moves horizontally to the transfer position 19. Then, a new cut piece ST of the ceramic sheet S is transferred from the transfer roll 14 moved to the transfer position onto the upper surface of the cut piece ST of the ceramic sheet S on which the electrode circuit 24 and the dielectric coating film 36 are formed ( Stacked). Thereafter, the transfer roll 14 moves to the initial position, and the ceramic sheet S on the coating transport roll 12 is transferred onto the transfer roll 14. In addition, the stacking stage 18 moves to the printing position 29, and the electrode circuit 24 and the dielectric coating film 36 are formed on the cut pieces ST of the newly stacked ceramic sheet S. Here, in the formation process of the electrode circuit 24, when the cut pieces ST of the ceramic sheet S transferred to the lamination stage 18 are laminated, the electrode circuit 24 becomes a counter electrode for each layer (each circumference). Electrode printing is performed by changing the graphic pattern and shape. Further, in the step of forming the dielectric coating film 36, printing is performed by changing the graphic pattern and shape so that the dielectric coating film 36 fills between adjacent electrodes for each layer (each circumference). By repeating the above steps, the cut pieces ST of the ceramic sheet S are successively laminated one after another, and further, the electrode circuit 24 and the dielectric coating film 36 are formed to form a laminated structure of the ceramic sheet S. To go.

  The laminated structure of the ceramic sheets S formed on the lamination stage 18 is removed from the lamination stage 18 and cut into chips by dicer cutting. Thereafter, the multilayer ceramic capacitor is manufactured through a normal manufacturing process such as firing and forming an electrode circuit (external electrode circuit).

  According to the multilayer electronic component manufacturing apparatus and the multilayer electronic component manufacturing method of the first embodiment, the multilayer structure of the ceramic sheet S can be continuously formed. Compared with the equipment for forming S, the equipment can be made inexpensive and small, and the manufacturing process of the ceramic sheet S can be speeded up easily. Thereby, the manufacturing efficiency of the laminated structure of the ceramic sheet S can be improved. In addition, since the intermittent operation in forming the ceramic sheet S is not required, energy consumption is reduced, and the quality of the ceramic sheet S (reduced film thickness variation, reduced sheet streaks, improved electrode shape accuracy, etc.) is improved. Become. As a result, the equipment can be reduced in size and cost, and a high-quality multilayer electronic component can be efficiently manufactured.

  In particular, the transfer roll 14 moves along an arc on the coating transport roll 12 in a direction opposite to the rotation direction of the coating transport roll 12. By setting the initial position of the transfer roll 14 on the downstream side in the rotation direction of the coating transport roll 12, the transfer roll 14 transfers the cut piece ST of the ceramic sheet S to the lamination stage 18, and then the initial position A described above. The ceramic sheet S remaining on the coating conveyance roll 12 can be wound only by moving back to the separation position B again. The transfer roll 14 receives the ceramic sheet S while picking it up, so that a surplus time corresponding to the difference between the pick-up time and the feeding time of the ceramic sheet S is made, and the surplus time is stacked on the stacking stage 18. You can hit it. As a result, the cut pieces ST of the ceramic sheet S can be stacked on the stacking stage 18 without stopping the movement of the ceramic sheet S that has been continuously conveyed. Also, the ceramic sheet S on the coating transport roll 12 can be transferred onto the transfer roll 14 without stopping the rotation of the coating transport roll 12 (without leaving the ceramic sheet S on the coating transport roll 12). . As a result, the formation efficiency of the ceramic sheet S on the coating transport roll 12 can be increased. As a result, the formation efficiency of the laminated structure of the ceramic sheet S can be increased.

  As shown in FIGS. 2 and 3, when the electrode circuit 24 is formed on the ceramic sheet S, a recess is formed between the electrode circuits 24, and a step portion (recess) 34 is generated on the ceramic sheet S. The step part 34 can be eliminated by printing the dielectric coating 36 on the part 34. Thus, by filling the stepped portion 34 between the electrode circuits with the dielectric coating film 36, it is possible to prevent stacking misalignment and adhesion failure that are likely to occur when the number of laminated ceramic sheets S increases, Moreover, the structural defect resulting from the presence of the stepped portion 34 can be suppressed. As a result, it is possible to prevent a quality defect of the manufactured electronic component. The order of forming the dielectric coating film 36 and the electrode circuit 24 is not particularly limited.

  In particular, since the electric circuit 24 and the dielectric coating film 36 are formed on the lamination stage 18 at substantially the same timing, the positional accuracy of the electric circuit 24 and the dielectric coating film 36 can be increased. As a result, a highly accurate laminated structure of ceramic sheets S can be manufactured without separately installing a detection means such as a CCD camera.

  In addition, the ceramic sheet S is formed on the coating transport roll 12 which is a rigid body, and the sheet surface is transported while being supported by the coating transport roll 12 and the transfer roll 14 from the sheet forming process to the sheet stacking process. Even when the ceramic sheet S is used, the ceramic sheet S can be prevented from being broken or damaged. As a result, the handling property of the thin and low strength ceramic sheet S can be enhanced. In addition, since the lamination stage 18 is made of a rigid metal, even when a thin and low-strength ceramic sheet S is used in the lamination process of the cut pieces ST of the ceramic sheet S, misalignment (lamination misalignment) occurs. There is nothing.

  Further, by using a plateless printing method such as ink jet for forming the electrode circuit 24 and the dielectric coating film 36, the electrode circuit 24 and the dielectric coating film 36 having different electrode patterns for each layer of the ceramic sheet S are formed. Is possible. In particular, even if the distortion of the ceramic sheet S and the size of the lamination stage 18 change as the lamination of the ceramic sheet S progresses, the pattern and formation position of the electrode circuit 24 and the dielectric coating film 36 can be freely changed. Therefore, the pitches (intervals) between the electrode circuits 24 and between the dielectric coatings 36 are adjusted as appropriate, so that the electrode circuits 24 and the dielectric coatings 36 can be formed without any positional deviation.

  In the first embodiment, the coating conveyance roll 12 corresponds to the “sheet conveyance member” of the present invention, and the lamination stage 18 corresponds to the “sheet lamination member” of the present invention. The transfer roll 14 corresponds to the “sheet transfer member” of the present invention, and the cutting mechanism 16 corresponds to the “sheet cutting member” of the present invention. Further, the electrode circuit forming means 28 corresponds to the “electrode circuit forming portion” of the present invention, and the dielectric coating film forming means 30 corresponds to the “dielectric coating film forming portion” of the present invention.

  Next, a multilayer electronic component manufacturing apparatus and a multilayer electronic component manufacturing method according to a second embodiment of the present invention will be described with reference to the drawings. In addition, while the same code | symbol is attached | subjected to the structure which overlaps with the structure of 1st Embodiment, description of the overlapping structure and effect is abbreviate | omitted.

  As shown in FIGS. 2, 3 and 4, the multilayer electronic component manufacturing apparatus of the second embodiment mainly forms a ceramic sheet S (ceramic green sheet) by performing a release treatment on the surface (outer peripheral surface). The coating conveyance roll 12 (sheet conveyance member) for conveying the ceramic sheet S, the printing conveyance roll 38 on which the electrode circuit 24 and the dielectric coating film 36 are formed on the ceramic sheet S on the outer peripheral surface, and the coating conveyance roll 12 The intermediate roll 40 that supplies the ceramic sheet S that has been conveyed to the printing conveyance roll 38, the intermediate roll 42 that receives the ceramic sheet S on the printing conveyance roll 38 and supplies it to the conveyance roll 44, the electrode circuit 24, and the dielectric coating A receiving transport roll 44 on which the ceramic sheet S on which the film 36 is formed is transported, and on the receiving transport roll 44 A transfer roll 14 (sheet transfer member) that winds and transfers the ceramic sheet S, a cutting mechanism 16 (sheet cutting member) that cuts the ceramic sheet S transferred to the outer peripheral surface of the transfer roll 14 to a predetermined length, and a transfer A flat laminating stage 18 (sheet laminating member) that forms a laminated structure of ceramic sheets S by laminating cut pieces ST of ceramic sheets S transferred to a roll 14 and cut to a predetermined length by a cutting mechanism 16. And have.

  Around the coating transport roll 12, a film forming means 20, a liquid supply means 22, a drying and curing device 26, and an intermediate roll 40 are disposed.

  Around the print conveyance roll 38, an electrode circuit forming means 28 (electrode circuit forming portion), a dielectric coating film forming means 30, and a drying and curing device 32 are arranged.

  In the vicinity of the transfer roll 14, a cutting mechanism 16 and a stacking stage 18 are arranged. The transfer roll 14 is configured to move along a predetermined arc of the receiving / conveying roll 44 and to freely move between the receiving / conveying roll 44 side and the stacking stage 18 side. Specifically, the initial position A is determined, and the transfer roll 14 moves from the initial position A to the separation position B that is a distance of a predetermined arc length along the arc of the receiving transport roll 44. Further, the transfer roll 14 can move from the separation position B to the transfer position C that can contact the stacking stage 18. After the transfer roll 14 has moved to the transfer position C, it can move to the initial position A by following a predetermined path. However, it is advantageous in terms of time to move from the transfer position C to the initial position A by a straight path. It is.

  The configurations of the intermediate roll 40, the intermediate roll 42, and the receiving and conveying roll 44 are the same as the configuration of the transfer roll 14, and are configured by, for example, a metal roll having an elastic body attached to the surface. Further, the intermediate roll 40, the intermediate roll 42, and the receiving and conveying roll 44 may be configured to peel and supply the ceramic sheet S by means such as suction, electrostatic adsorption, or adhesion.

  The transfer roll 14 holds the ceramic sheet S by means such as adsorption (suction, electrostatic adsorption or adhesion). In addition, the ceramic sheets S on the lamination stage 18 are held together by pressure-bonding the overlapping sheet layers. The force that the transfer roll 14 holds the ceramic sheet S is set to be larger than the force that the receiving and conveying roll 44 holds the ceramic sheet S, and further, the force that the laminating stage 18 holds the ceramic sheet S. S is peeled off from the receiving conveyance roll 44 and held on the transfer roll 14, and then transferred to the stacking stage 18.

  The transfer roll 14 may be a vacuuming suction roll that sucks and peels the ceramic sheet S. At this time, it is preferable that the transfer roll 14 is configured to control a portion that adsorbs the ceramic sheet S and a portion that does not adsorb the ceramic sheet S. A predetermined portion of the transfer roll 14 that contacts the ceramic sheet S when receiving the ceramic sheet S from the receiving conveyance roll 44 is provided with an adsorption function, and contacts the ceramic sheet S when the received ceramic sheet S is transferred to the lamination stage 18. The ceramic sheet S can be received and transferred smoothly by providing a predetermined portion of the transfer roll 14 with a non-adsorption region.

  Next, the manufacturing method of the laminated structure of the ceramic sheet S using the multilayer electronic component manufacturing apparatus 10 will be described. The description of the steps that are the same as those described in the first embodiment will be omitted as appropriate. The transfer roll 14 stands by at an initial position A on the outer periphery of the receiving transport roll 44.

  The coating conveyance roll 12 subjected to the mold release treatment is rotated at a predetermined speed, and the ceramic slurry is applied to the outer peripheral surface by the film forming means 20. The ceramic slurry is supplied using a gear pump that is the liquid supply means 22. Then, the ceramic slurry is dried and solidified on the coating conveying roll 12 using the drying and curing device 26. In this way, the ceramic slurry is continuously supplied to the coating conveyance roll 12 by the film forming means 16 and the liquid supply means 18, and the ceramic sheet S is continuously formed on the coating conveyance roll 12.

  The ceramic sheet S formed on the coating conveyance roll 12 moves to the printing conveyance roll 38 via the intermediate roll 40. On the print conveying roll 38, electrode material ink is applied to the ceramic sheet S from the electrode circuit forming means 28, and an electrode circuit (internal electrode circuit) 24 having a predetermined graphic pattern is printed. In addition, a ceramic material (dielectric material) is applied to a stepped portion (concave portion) 34 generated by the electrode circuit 24 formed on the ceramic sheet S from a dielectric coating film forming means (for example, ink jet printing), and is predetermined. A dielectric coating film 36 of the figure pattern is printed. The order of forming the dielectric coating film 36 and the electrode circuit 24 is not particularly limited.

  Subsequently, after the electrode circuit 24 and the dielectric coating film 36 are printed, warm air of a predetermined temperature is blown from the drying and curing device 32 to the electrode circuit 24 and the dielectric coating film 36, so that the electrode circuit 24 and the dielectric coating film 36 are blown. 36 is dried.

  The ceramic sheet S on which the electrode circuit 24 and the dielectric coating film 36 are formed moves to the receiving conveyance roll 44 via the intermediate roll 42. Then, at a predetermined timing, the transfer roll 14 moves on the arc of the receiving roll 44 from the initial position A toward the separation position B. At this time, the transfer roll 14 rolls up the ceramic sheet S on the receiving conveyance roll 44 while rotating. In this manner, the transfer roll 14 moves along an arc on the receiving and conveying roll 44 in the direction opposite to the rotation direction of the receiving and conveying roll 44 while rotating by itself. As a result, the ceramic sheet S on the receiving and conveying roll 44 is transferred to the outer peripheral surface of the transfer roll 14.

  When the ceramic sheet S is wound and transferred over the entire circumference of the outer peripheral surface of the transfer roll 14, the ceramic sheet S is cut by the cutting mechanism 16. As a result, the ceramic sheet S transferred to the outer peripheral surface of the transfer roll 14 and the ceramic sheet S on the receiving and conveying roll 44 are separated. After the ceramic sheet S is cut, the transfer roll 14 moves away from the separation position B and moves toward the lamination stage 18 side.

  The transfer roll 14 stops when it reaches the transfer position C of the stacking stage 18. Then, a part of the cut piece ST of the ceramic sheet S transferred to the outer peripheral surface of the transfer roll 14 is brought into contact with a predetermined pressure. The transfer roll 14 comes into contact with a part of the cut piece ST of the ceramic sheet S at a predetermined pressure, and the lamination stage 18 moves horizontally. At this time, the transfer roll 14 rotates in response to the driving force of the stacking stage 18. Thus, the transfer roll 14 continues to rotate while the stacking stage 18 moves horizontally and the stacking stage 18 is in contact with the cut piece ST of the ceramic sheet S transferred to the transfer roll 14. As a result, all the cut pieces ST of the ceramic sheet S transferred to the outer peripheral surface of the transfer roll 14 are transferred to the plane of the lamination stage 18.

  After the transferred cut piece ST of the ceramic sheet S is transferred from the transfer roll 14 to the lamination stage 18, the transfer roll 14 returns to the initial position A, moves again to the separation position B, and is received and conveyed. The ceramic sheet S on the roll 44 is transferred. Then, the transfer roll 14 to which the ceramic sheet S has been transferred moves toward the transfer position C on the lamination stage 18.

  Further, a new cut piece ST of the ceramic sheet S is transferred (overlaid) by the transfer roll 14 onto the upper surface of the previous cut piece ST of the ceramic sheet S transferred onto the lamination stage 18. By repeating these steps, the cut pieces ST of the ceramic comb sheet S (the ones on which the electrode circuit 24 and the dielectric coating film 36 have been formed) are successively laminated on the lamination stage 18, and the ceramic sheet S The laminated structure is formed.

  The laminated structure of the ceramic sheets S formed on the lamination stage 18 is removed from the lamination stage 18 and cut into chips by dicer cutting. Thereafter, the multilayer ceramic capacitor is manufactured through a normal manufacturing process such as firing and formation of an electrode circuit (external electrode circuit).

  According to the second embodiment, the electrode circuit 24 and the dielectric coating film 36 are formed before the cut pieces ST of the ceramic sheet S are laminated on the lamination stage 18. When the electrode circuit 24 and the dielectric coating film 36 are formed on the ceramic sheet S after the ceramic sheet S is laminated on the lamination stage 18, the electrode circuit 24 and the dielectric coating film 36 formed on the lower ceramic sheet S, or A sheet attack occurs in the lower electrode circuit and the ceramic sheet S on which the dielectric coating film is formed due to the electrode solvent and the dielectric coating film solvent. If the electrode circuit is formed in the state of a single layer ceramic sheet as in the present invention, it becomes possible to minimize the influence of the sheet attack only to a single layer, such as short circuit or IR failure (insulation resistance failure) Problems can be reduced.

  In addition, adverse effects (damage, damage) on the cut piece ST of the ceramic sheet S due to repeated formation of the electrode circuit 24 and the dielectric coating film 36 on the lamination stage 18 can be suppressed. As a result, it is possible to suppress the quality defect of the laminated body of the ceramic sheet S, and consequently the electronic component.

  Since the electrode circuit 24 and the dielectric coating film 36 of the ceramic sheet S are simultaneously formed on the print conveying roll 38, the entire equipment can be made simple and compact, the equipment price can be reduced, the area can be reduced, Reliability can be increased.

  In the second embodiment, the coating conveyance roll 12, the intermediate roll 40, the intermediate roll 42, the printing conveyance roll 38, and the reception conveyance roll 44 are included in the “sheet conveyance member” of the present invention, and the lamination stage 18 is the main one. This corresponds to the “sheet laminated member” of the invention. The transfer roll 14 corresponds to the “sheet transfer member” of the present invention, and the cutting mechanism 16 corresponds to the “sheet cutting member” of the present invention. Further, the electrode circuit forming means 28 corresponds to the “electrode circuit forming portion” of the present invention, and the dielectric coating film forming means 30 corresponds to the “dielectric coating film forming portion” of the present invention.

  Next, a multilayer electronic component manufacturing apparatus and a multilayer electronic component manufacturing method according to a third embodiment of the present invention will be described with reference to the drawings. In addition, while the same code | symbol is attached | subjected to the structure which overlaps with the structure of 1st Embodiment, description of the overlapping structure and effect is abbreviate | omitted.

  As shown in FIGS. 2, 3, and 5, the multilayer electronic component manufacturing apparatus of the third embodiment is an improvement based on the first embodiment, and the ceramic sheet S is placed on the coating conveyance roll 12. The process to form is deleted. That is, the sheet conveying roll 46 conveys the ceramic sheet S (preformed) with the carrier film F. For this reason, in 3rd Embodiment, the coating conveyance roll 12, the film-forming means 20 (refer FIG. 1), the liquid supply means 22, and the drying hardening apparatus 26 for drying and solidifying a ceramic slurry are made unnecessary. be able to. Thereby, size reduction of an installation is realizable.

  In the third embodiment, the cutting mechanism 16 cuts until the carrier film F of the ceramic sheet S conveyed by the sheet conveying roll 46 is cut, and only the portion of the ceramic sheet S is transferred to the transfer roll 14. That is, the transfer roll 14 peels the portion of the ceramic sheet S from the carrier film F. The carrier film F is conveyed as it is to the sheet conveying roll 46. The process until the cut piece ST of the ceramic sheet S transferred to the transfer roll 14 is laminated on the lamination stage 18, and the electrode circuit 24 and the dielectric coating 36 are formed on the cut piece ST of the ceramic sheet S on the lamination stage 18. Since the process to be formed is the same as that of the first embodiment, the description is omitted.

  According to the third embodiment, since the ceramic sheet S already attached to the carrier film F is used, the ceramic sheet S is cut as compared with the case where the ceramic sheet is formed by applying the ceramic slurry. Becomes easier. Thereby, lamination | stacking of the cut piece ST of the ceramic sheet S can be performed further at high speed. Moreover, the loss of the ceramic slurry in the lamination start state from the lamination stop state of the cut pieces ST of the ceramic sheet S can be eliminated. A ceramic sheet S in which the electrode circuit 24 and the dielectric coating film 36 are previously formed may be used.

  In the third embodiment, the sheet conveyance roll 46 is included in the “sheet conveyance member” of the present invention, and the lamination stage 18 corresponds to the “sheet lamination member” of the present invention. The transfer roll 14 corresponds to the “sheet transfer member” of the present invention, and the cutting mechanism 16 corresponds to the “sheet cutting member” of the present invention. Further, the electrode circuit forming means 28 corresponds to the “electrode circuit forming portion” of the present invention, and the dielectric coating film forming means 30 corresponds to the “dielectric coating film forming portion” of the present invention.

DESCRIPTION OF SYMBOLS 10 Stack type electronic component manufacturing apparatus 12 Coating conveyance roll (sheet conveyance member)
14 Transfer roll (sheet transfer member)
16 Cutting mechanism (sheet cutting member)
18 Lamination stage (sheet lamination member)
20 Film formation means (film formation part)
24 Electrode circuit 28 Electrode circuit forming means (electrode circuit forming part)
30 Dielectric coating film forming means (dielectric coating film forming section)
34 Step part 36 Dielectric coating film 38 Printing conveyance roll (sheet conveyance member)
40 Intermediate roll (sheet conveying member)
42 Intermediate roll (sheet conveying member)
44 Receiving and conveying roll (sheet conveying member)
46 Sheet transport roll (sheet transport member)
S Ceramic sheet ST Ceramic sheet cut piece F Carrier film (film)

Claims (12)

A sheet conveying member for continuously conveying the ceramic sheet in a predetermined rotation direction;
A sheet transfer member that winds the ceramic sheet conveyed by the sheet conveying member while moving in a direction opposite to the rotation direction of the sheet conveying member;
A sheet cutting member for cutting the ceramic sheet wound around the sheet transfer member into a predetermined length;
A sheet laminated member in which a cut piece of the ceramic sheet cut to a predetermined length by the sheet cutting member is laminated and transferred from the sheet transfer member;
A multilayer electronic component manufacturing apparatus characterized by comprising: Having an electrode circuit forming part for forming an electrode circuit on the ceramic sheet;
2. The multilayer electronic component manufacturing apparatus according to claim 1, wherein the electrode circuit forming unit forms the electrode circuit on the ceramic sheet on the sheet conveying member. Having a dielectric coating film forming portion for forming a dielectric coating film on a stepped portion on the ceramic sheet generated by the formation of the electrode circuit;
The multilayer electronic component manufacturing apparatus according to claim 2, wherein the dielectric coating film forming unit forms the dielectric coating film on the stepped portion of the ceramic sheet on the sheet conveying member. Having a film forming part for applying the ceramic slurry to the sheet conveying member to form the ceramic sheet;
4. The cut piece of the ceramic sheet is transferred by the sheet transfer member in a state where the formation of the ceramic sheet by the film forming unit is continued. 5. The multilayer electronic component manufacturing apparatus described. The ceramic sheet is attached to a film,
4. The multilayer electronic component manufacturing apparatus according to claim 1, wherein the sheet transfer member transfers the ceramic sheet by peeling the ceramic sheet from the film on the sheet conveying member. 5.   4. The multilayer electronic component manufacturing apparatus according to claim 3, wherein the electrode circuit forming section or the dielectric coating film forming section is a plateless printing apparatus. A sheet conveying step of continuously conveying the ceramic sheet in a predetermined rotation direction by the sheet conveying member;
A sheet transfer step of winding the ceramic sheet conveyed by the sheet conveyance member around the sheet transfer member while moving in a direction opposite to the rotation direction of the sheet conveyance member;
A sheet cutting step of cutting the ceramic sheet wound around the sheet transfer member into a predetermined length by a sheet cutting member;
A sheet laminating step in which a cut piece of the ceramic sheet cut to a predetermined length by the sheet cutting member is laminated and transferred from the sheet transfer member to a sheet laminating member;
A method for producing a multilayer electronic component, comprising: An electrode circuit forming step of forming an electrode circuit on the ceramic sheet by an electrode circuit forming portion;
The method for manufacturing a multilayer electronic component according to claim 7, wherein in the electrode circuit forming step, the electrode circuit is formed on the ceramic sheet on the sheet conveying member. Having a dielectric coating film forming step of forming a dielectric coating film by a dielectric coating film forming portion on a step portion on the ceramic sheet generated by the formation of the electrode circuit;
9. The method of manufacturing a multilayer electronic component according to claim 8, wherein in the dielectric coating film forming step, the dielectric coating film is formed on the step portion of the ceramic sheet on the sheet conveying member. A film forming step of forming the ceramic sheet by applying a ceramic slurry to the sheet conveying member by a film forming unit;
The ceramic sheet cut piece is transferred by the sheet transfer member in the sheet transfer step in a state where the formation of the ceramic sheet by the film forming unit is continued in the film forming step. The manufacturing method of the multilayer electronic component of any one of Claims 7 thru | or 9. The ceramic sheet is attached to a film,
10. The stacked electron according to claim 7, wherein, in the sheet transfer step, the ceramic sheet is peeled off from the film on the sheet conveying member and transferred to the sheet transfer member. 11. A manufacturing method for parts.   10. The stacked electronic apparatus according to claim 9, wherein a plateless printing apparatus is used as the electrode circuit forming unit and the dielectric coating film forming unit in the electrode circuit forming step or the dielectric coating film forming step. A manufacturing method for parts.

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