WO2006041101A1 - ゴム被覆ヘッド - Google Patents
ゴム被覆ヘッド Download PDFInfo
- Publication number
- WO2006041101A1 WO2006041101A1 PCT/JP2005/018804 JP2005018804W WO2006041101A1 WO 2006041101 A1 WO2006041101 A1 WO 2006041101A1 JP 2005018804 W JP2005018804 W JP 2005018804W WO 2006041101 A1 WO2006041101 A1 WO 2006041101A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- rubber
- belt
- base
- cords
- thickness
- Prior art date
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
- B29C48/156—Coating two or more articles simultaneously
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92514—Pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92609—Dimensions
- B29C2948/92647—Thickness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92809—Particular value claimed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92828—Raw material handling or dosing, e.g. active hopper or feeding device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/06—Rod-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
- B29C48/31—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections
- B29C48/313—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections by positioning the die lips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/38—Textile inserts, e.g. cord or canvas layers, for tyres; Treatment of inserts prior to building the tyre
- B29D2030/381—Textile inserts, e.g. cord or canvas layers, for tyres; Treatment of inserts prior to building the tyre the inserts incorporating reinforcing parallel cords; manufacture thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2021/00—Use of unspecified rubbers as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
- B29K2105/10—Cords, strands or rovings, e.g. oriented cords, strands or rovings
- B29K2105/101—Oriented
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2030/00—Pneumatic or solid tyres or parts thereof
- B29L2030/003—Plies; Breakers
- B29L2030/005—Belts
Definitions
- the present invention relates to an insulation-type rubber-coated head for producing a belt-like body such as a belt or a carcass ply by covering and extruding a thin rubber layer on both surfaces of a plurality of aligned cords.
- the present invention relates to a rubber-coated head capable of producing strips having different thicknesses with one head.
- a tire belt is formed by coating a thin rubber layer on both surfaces of a plurality of aligned belt layer cords to form a sandwich.
- a device for coating rubber on a plurality of such arranged cords when these cords are passed through the cord passage in the rubber covering head of the extruder, both sides of the cord passage, For example, rubber is supplied to the rubber flow path that joins from above and below to coat the rubber on both sides of the cord, and then covered on both sides of the cord by the size of the flat opening of the base disposed at the front end of the rubber-covered head.
- insulation-type extruder force S configured to determine the thickness of the rubber (see Patent Document 1).
- FIG. 5 is a perspective view of a conventional extruder using an insulation system
- FIG. 6 is a cross-sectional view of the rubber-coated head 4 taken along line AA.
- the extruder based on the insulation method includes a rubber generating unit 1 that generates rubber by stirring a rubber material charged from a hopper 2 provided on an upper surface, and a rubber generating unit 1 Kneading the rubber sent from the rubber generator 1 and the cylinder 3 that moves forward while heating, and the transfer that is connected to the tip of the cylinder 3 and that is not shown
- a rubber-coated head 4 for feeding B to the outside.
- the rubber-coated head 4 is configured so that the section A—A is vertically symmetrical. And an inserter holder 12 that holds the inserter 11.
- the rubber-covered head 4 includes a cord passage 13 that penetrates the center in the vertical direction back and forth, and allows a plurality of cords C to be supplied rearwardly to pass through while being held in a predetermined relative arrangement. wear.
- a vertically symmetrical base (die) 22 is held by the die holder 21, and is arranged at a distance from the front surface of the inserter holder 12.
- tapered inclined surfaces 17, 18 are extended from the upper and lower ends of the inserter holder 12 to the front lower side and the front upper side, respectively.
- a tapered tapered rubber flow path 15 and 16 is formed between the inclined surface 19 extending forward and downward and the lower end of the lower part of the base 22 and the inclined surface 20 extending forward and upward.
- a downward horizontal plane extending forward of the lower end of the inclined surface 19 on the upper side of the base 22 and an upward horizontal plane extending forward of the upper end of the inclined surface 20 of the lower side of the base 22 A flat passage 23 having a height h is formed between them.
- the rubber supplied from the rubber generating unit 1 to the cylinder 3 is transferred to the tip of the cylinder 3 while being kneaded and melted under the action of the screw of the cylinder 3. It is supplied to the rubber-coated head 4 and injected into the rubber flow paths 15 and 16 from the back side of the paper surface.
- the plurality of cords C that are being transferred with tension applied by a cord transfer means are also introduced into the inserter 11 by the rear end force of the rubber-coated head 4 and are held in a predetermined relative arrangement. Front end force It is transferred to the intersection of rubber flow paths 15 and 16, and rubber is covered on both upper and lower sides.
- a plurality of cords (belts) B covered with rubber pass through a passage 23 between the upper side and the lower side of the base 22 and are pushed forward by the opening force at the tip of the base 22.
- the present invention has been made to solve such problems, and an object of the present invention is to coat a plurality of cords that are arranged and transported with rubber, and then coat the rubber with the rubber.
- an object of the present invention is to coat a plurality of cords that are arranged and transported with rubber, and then coat the rubber with the rubber.
- the belt-shaped body In a rubber-coated head that is pushed out from a base having a flat opening that regulates the thickness of the cord, the belt-shaped body does not change when the feeding speed of the cord is changed. Is to adjust the thickness.
- the invention according to claim 1 covers a plurality of cords that are aligned and transported with rubber, and has a strip shape from a base having a flat opening that defines the thickness of the cord covered with the rubber.
- the invention according to claim 2 is the rubber-coated head according to claim 1, wherein the vicinity of the opening of the base is divided on both sides in the thickness direction of the strip, and the means for changing the dimension is the One of the divided parts is displaced in the thickness direction of the belt-like body.
- the invention according to claim 3 is the rubber-coated head according to claim 2, wherein the means for changing the dimension is to elastically deform one of the divided parts in the thickness direction of the strip. This is a rubber-coated head.
- the rubber delivery pressure is changed by changing the dimension in the thickness direction of the band-shaped body of the opening of the base according to the code transfer speed.
- the thickness of the strip can be adjusted without causing it.
- strips with different thicknesses can be manufactured with a single rubber-coated head.
- small differences in gauges (rubber thickness) when the rubber lot or kneading changes can be corrected with the die.
- FIG. 1 is a perspective view of an extruder according to a first embodiment of the present invention.
- FIG. 2 is a cross-sectional view of the rubber-coated head taken along the line BB in FIG. 1 and a block diagram of an apparatus for changing the size of the opening of the base.
- FIG. 3 is a cross-sectional view showing a state in which the opening of the base of the rubber-coated head in FIG. 1 is narrowed.
- FIG. 4 is a diagram showing a configuration corresponding to FIG. 2 of a rubber-coated head according to a second embodiment of the present invention.
- FIG. 5 is a perspective view of a conventional extruder.
- FIG. 6 is a cross-sectional view taken along the line AA of the rubber-coated head in FIG.
- FIG. 1 is a perspective view of an extruder according to the first embodiment of the present invention
- FIG. 2 is a block diagram of a device for changing the dimensions of the rubber coating head BB cross section and the opening of the base in the extruder.
- FIG. 1 the same parts as those in FIG.
- the extruder according to the present embodiment is the same as the conventional apparatus except for the rubber-coated head 5.
- the rubber-coated head 5 is configured so that the BB cross section in FIG. 1 is vertically symmetrical, and includes an inserter 11 and an inserter holder 12 that holds the inserter 11.
- the inserter 11 includes a cord passage 13 that penetrates the center in the vertical direction back and forth, and can pass a plurality of cords C supplied from the rear in a predetermined relative arrangement.
- a die (die) 31 that also has an elastic material force such as metal is disposed at a distance from the front surface of the inserter holder 12.
- the base 31 is divided into an upper part 31 a and a lower part 31 b, and the opening-side passage is longer in the vertical direction than the inner passage 33.
- a pressing member 35 fixed to the upper end of the piston rod of the hydraulic cylinder 34 is disposed on the lower surface of the lower side portion 31b.
- the hydraulic pressure for moving the piston of the hydraulic cylinder 34 up and down is supplied from the cylinder driving device 36, and the hydraulic pressure supplied to the hydraulic cylinder 34 by the cylinder driving device 36 is set by the control device 37.
- the transfer speed of code C is V, V, V (V> V> V)
- the control device 37 sets the hydraulic pressure set values P, P, P (of the hydraulic cylinder 34 for the transfer speeds V, V, V of the code C.
- a hydraulic setting table 37a describing the correspondence relationship of P ⁇ P ⁇ P) is provided.
- the hydraulic pressure is determined with reference to the hydraulic pressure setting table 37a and supplied to the cylinder drive 36.
- the rubber supplied from the rubber generating unit 1 to the cylinder 3 is transferred to the tip of the cylinder 3 while being kneaded and melted under the action of the screw of the cylinder 3. It is supplied to the rubber coating head 5 and injected into the rubber flow paths 15 and 16 from the back side of the paper surface.
- the plurality of cords C that are being transported under tension by a cord transporting means are also introduced into the inserter 11 by the rear end force of the rubber-coated head 5 and held in a predetermined relative arrangement. Front end force It is transferred to the intersection of rubber flow paths 15 and 16, and rubber is covered on both upper and lower sides.
- a plurality of cords (belts) B covered with rubber pass through the passage 33 between the upper part 31a and the lower part 31b of the base 31, and are pushed forward from the opening at the tip of the base 31.
- the control device 37 is connected to the cylinder drive device 36. Send a control signal to set the oil pressure to.
- the lower member 31a is fixed to the upper end of the piston rod of the hydraulic cylinder 34 and the pressing member 35 does not push up the lower surface of the lower member 31b of the base 31. This is a state extending in the horizontal direction, that is, not elastically deforming.
- the distance between the lower surface of the upper member 31a and the upper surface of the lower member 31b, that is, the vertical dimension of the passage 33 inside the base 31 is h.
- the control device 35 is a cylinder drive device.
- a control signal is sent to 34 to set the hydraulic pressure to P. P> 0, so press
- the member 35 pushes up the lower surface of the lower member 31b of the base 31 upward.
- the lower member 3 lb is elastically deformed and displaced upward, the upper and lower dimensions of the passage 33 behind the base 31 are narrowed to h, and the opening at the tip of the base 31 is opened.
- the vertical dimension is also narrow
- the vertical dimension of the opening of the base 31 can be lengthened, and the thickness of the belt B can be adjusted without increasing the delivery pressure of the rubber delivered from the cylinder 3.
- This keeps the temperature of the rubber on the surface of belt B sent from the base 31 within 110 ° C even if the transfer speed of code C is increased to about 30mZmin and the thickness of belt B is adjusted so as not to be thin. As a result, blooming from the rubber on the surface of belt B can be prevented.
- FIG. 4 is a view showing a configuration corresponding to FIG. 2 of the rubber-coated head according to the second embodiment of the present invention.
- the rubber-coated head 6 according to the present embodiment uses an electric cylinder instead of the hydraulic cylinder 34 in the rubber-coated head 5 of FIG.
- a pressing member 43 fixed to the upper end of the rod of the electric cylinder 42 is disposed on the lower surface of the lower portion 31 b of the base 31.
- the electric cylinder 42 includes a ball screw, a ball nut screwed to the ball screw, and a slider fixed to the ball nut.
- the electric cylinder 42 fixes the rod to the slider and servos the ball screw.
- the motor 41 is configured to be rotatable by a rotating shaft 41a. Therefore, the position of the pressing member 43 is displaced in the vertical direction in FIG. 4 by forward and reverse rotation of the servo motor 41, and the displacement amount is proportional to the rotation amount.
- the servo motor 41 is rotated by a drive signal supplied from the motor drive device 44.
- the drive signal is generated based on the control of the control device 45.
- code C has three transfer speeds of V, V, and V (V>V> V).
- the control device 45 sets the rotation amount set values N, N, N (for the servo motor 41 for each of the transfer speeds V, V, V of the code C.
- Rotation amount setting table 45a describing the correspondence of N ⁇ N ⁇ N
- the rotation amount is determined with reference to the rotation amount setting table 45a and given to the motor drive device 44.
- the control device 45 sets the rotation amount to N with respect to the motor drive device 44. Send control signal.
- N 0, the lower member 31a is fixed to the upper end of the rod of the electric cylinder 42 and the pressing member 43 does not push up the lower surface of the lower member 31b of the base 31. It is a state extending in the horizontal direction, that is, not elastically deforming. At this time, the distance between the lower surface of the upper member 31a and the upper surface of the lower member 31b, that is, the vertical dimension of the passage 33 inside the base 31 is h.
- the member 43 pushes the lower surface of the lower member 31b of the base 31 upward. Therefore, similarly to FIG. 3, the vicinity of the opening of the lower member 31b is elastically deformed and displaced upward, and the vertical dimension of the passage 33 at the back of the base 31 is reduced to h, and the opening at the tip of the base 31 is opened. The same applies to the vertical dimension of
- the thickness of belt B can be adjusted without increasing the delivery pressure of the rubber delivered from cylinder 3 by increasing the vertical dimension of the opening. Therefore, the transfer speed of code C is about 30mZmin. Even if the belt B is adjusted so that the thickness of the belt B does not become thin, the temperature of the rubber on the surface of the belt B fed from the base 31 can be kept within 110 ° C. Can be prevented.
- the lower member 31b of the base 31 may be pushed up to be elastically deformed and the 1S upper member 3la may be pushed down to be elastically deformed. Further, the lengths of the upper member 31a and the lower member 31b of the base 31 in the transport direction of the belt B may be varied.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Tyre Moulding (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2004299905A JP4730881B2 (ja) | 2004-10-14 | 2004-10-14 | ゴム被覆ヘッド |
JP2004-299905 | 2004-10-14 |
Publications (1)
Publication Number | Publication Date |
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WO2006041101A1 true WO2006041101A1 (ja) | 2006-04-20 |
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Family Applications (1)
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PCT/JP2005/018804 WO2006041101A1 (ja) | 2004-10-14 | 2005-10-12 | ゴム被覆ヘッド |
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WO (1) | WO2006041101A1 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2010052186A1 (fr) * | 2008-11-07 | 2010-05-14 | Societe De Technologie Michelin | Filiere d'extrusion a double profil |
EP2253450A1 (de) * | 2009-05-22 | 2010-11-24 | VMI - AZ Extrusion GmbH | Extrusionsvorrichtung mit verstellbaren Düsenmundstücken |
WO2015077020A1 (en) * | 2011-11-29 | 2015-05-28 | Corning Incorporated | Apparatus and method for skinning articles |
EP2993026A1 (en) * | 2014-09-03 | 2016-03-09 | Konstrukta Industry, a.s | The device for controlling the parameters of coating heads for bead wires |
US10611051B2 (en) | 2013-10-15 | 2020-04-07 | Corning Incorporated | Systems and methods for skinning articles |
US10744675B2 (en) | 2014-03-18 | 2020-08-18 | Corning Incorporated | Skinning of ceramic honeycomb bodies |
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Publication number | Priority date | Publication date | Assignee | Title |
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JP5232970B2 (ja) | 2006-04-13 | 2013-07-10 | 豊田合成株式会社 | 半導体発光素子の製造方法及び半導体発光素子とそれを備えたランプ |
FR2904256B1 (fr) * | 2006-07-27 | 2008-11-21 | Michelin Soc Tech | Dispositif de gainage de cable a filiere mobile |
FR2909108B1 (fr) * | 2006-11-24 | 2009-07-10 | Michelin Soc Tech | Fil gaine pour la fabrication d'un pneumatique, pneumatique muni de ce fil gaine, dispositif pour la fabrication de ce fil gaine, installation et procede pour la fabrication de ce pneumantique. |
CN105751556B (zh) * | 2016-04-11 | 2019-01-01 | 湖南众满轮胎科技有限公司 | 一种防扎穿安全轮胎的环形链板带的挂胶工装 |
NL2016826B1 (en) * | 2016-05-25 | 2017-12-12 | Vmi Holland Bv | Extruder head for extruding cord-reinforced extrudate |
Citations (4)
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JPH0671725A (ja) * | 1992-08-25 | 1994-03-15 | Tokai Kogyo Kk | 押出成形品の製造方法及び製造装置 |
JP2002113793A (ja) * | 2000-10-12 | 2002-04-16 | Bridgestone Corp | ベルトコードのゴムコーティング方法および装置 |
JP2003011205A (ja) * | 2001-07-03 | 2003-01-15 | Bridgestone Corp | インシュレーションヘッド |
JP2003300239A (ja) * | 2002-04-09 | 2003-10-21 | Bando Chem Ind Ltd | ゴムローラの製造方法 |
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JPH03225A (ja) * | 1989-05-29 | 1991-01-07 | Yokohama Rubber Co Ltd:The | 押出クロスヘッド |
US5069850A (en) * | 1990-07-24 | 1991-12-03 | Bridgestone/Firestone, Inc. | Coextrusion apparatus and method using a rigid die for varying the outer profile of a tubular extrudate |
JP2000108192A (ja) * | 1998-10-09 | 2000-04-18 | Sekisui Chem Co Ltd | 押出成形用tダイ |
JP4017454B2 (ja) * | 2002-06-25 | 2007-12-05 | 株式会社ブリヂストン | 押出機のゴム被覆ヘッド |
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- 2004-10-14 JP JP2004299905A patent/JP4730881B2/ja not_active Expired - Fee Related
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- 2005-10-12 WO PCT/JP2005/018804 patent/WO2006041101A1/ja active Application Filing
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JPH0671725A (ja) * | 1992-08-25 | 1994-03-15 | Tokai Kogyo Kk | 押出成形品の製造方法及び製造装置 |
JP2002113793A (ja) * | 2000-10-12 | 2002-04-16 | Bridgestone Corp | ベルトコードのゴムコーティング方法および装置 |
JP2003011205A (ja) * | 2001-07-03 | 2003-01-15 | Bridgestone Corp | インシュレーションヘッド |
JP2003300239A (ja) * | 2002-04-09 | 2003-10-21 | Bando Chem Ind Ltd | ゴムローラの製造方法 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010052186A1 (fr) * | 2008-11-07 | 2010-05-14 | Societe De Technologie Michelin | Filiere d'extrusion a double profil |
FR2938205A1 (fr) * | 2008-11-07 | 2010-05-14 | Michelin Soc Tech | Filiere d'extrusion a double profil |
EP2253450A1 (de) * | 2009-05-22 | 2010-11-24 | VMI - AZ Extrusion GmbH | Extrusionsvorrichtung mit verstellbaren Düsenmundstücken |
WO2015077020A1 (en) * | 2011-11-29 | 2015-05-28 | Corning Incorporated | Apparatus and method for skinning articles |
US9670809B2 (en) | 2011-11-29 | 2017-06-06 | Corning Incorporated | Apparatus and method for skinning articles |
US10634025B2 (en) | 2011-11-29 | 2020-04-28 | Corning Incorporated | Apparatus and method for skinning articles |
US10611051B2 (en) | 2013-10-15 | 2020-04-07 | Corning Incorporated | Systems and methods for skinning articles |
US10744675B2 (en) | 2014-03-18 | 2020-08-18 | Corning Incorporated | Skinning of ceramic honeycomb bodies |
EP2993026A1 (en) * | 2014-09-03 | 2016-03-09 | Konstrukta Industry, a.s | The device for controlling the parameters of coating heads for bead wires |
Also Published As
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JP2006110830A (ja) | 2006-04-27 |
JP4730881B2 (ja) | 2011-07-20 |
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