WO2005068150A1 - プロファイル付きゴムシートの製造装置および製造方法 - Google Patents
プロファイル付きゴムシートの製造装置および製造方法 Download PDFInfo
- Publication number
- WO2005068150A1 WO2005068150A1 PCT/JP2005/000239 JP2005000239W WO2005068150A1 WO 2005068150 A1 WO2005068150 A1 WO 2005068150A1 JP 2005000239 W JP2005000239 W JP 2005000239W WO 2005068150 A1 WO2005068150 A1 WO 2005068150A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- roll
- profile
- rubber sheet
- rubber
- drive
- Prior art date
Links
Classifications
-
- 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)
- B29D30/0681—Parts of pneumatic tyres; accessories, auxiliary operations
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/222—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length characterised by the shape of the surface
-
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
-
- 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)
-
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
-
- 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
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- 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)
- B29D30/0681—Parts of pneumatic tyres; accessories, auxiliary operations
- B29D2030/0682—Inner liners
-
- 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
Definitions
- the present invention relates to an apparatus for manufacturing a rubber sheet with a profile having a required cross-sectional profile, and a method for manufacturing a rubber sheet using the apparatus. It is intended to improve the dimensional accuracy of the rubber sheet with the attachment.
- the replacement of the profile sleeve 53 according to the prior art is performed, for example, by the action of the screw mechanism 57 in the direction of the center axis of the sleeve 53 as illustrated in a schematic front view in FIG.
- the displaced claw member 58 is caused to enter into the annular groove 60 provided in the sleeve 53 by the action of the cylinder 59
- the claw member 58 is moved together with the sleeve 53 by the screw mechanism 57 to one end of the core roll 56.
- the sleeve 53 is displaced from the engaging clutch 62 while the shaft box 61 is open, and the fixed frame is fixed.
- the hanger 63 parked outside is transferred with its center hole hooked, and then the pawl member 58 is disengaged from the annular groove 60, while the next used profile sleeve is Using the hanger 63, In this case, one of the axle boxes that supports the core roll 56 on the frame is opened to replace the sleeve 53.
- a mechanism for removing the sleeve 53, a mechanism for attaching and detaching the sleeve 53, a hanger 63 for suspending the sleeve 53, and the like are required, which also increases the cost of the sleeve replacing device.
- an object of the present invention is to solve such problems of the prior art, and an object of the present invention is to reduce equipment costs including the cost of profile rolls.
- an object of the present invention is to provide a manufacturing apparatus and a manufacturing method of a rubber sheet with a profile, which can improve the dimensional accuracy of the rubber sheet with a profile, and can also advantageously reduce the cost of a device for replacing a profile roll.
- the manufacturing apparatus for a rubber sheet with a profile supports both ends of a small-diameter profile roll having a required irregular contour around the bearings on a frame.
- the other end of the drive roll which has a larger diameter than the profile roll, which is paired with this profile roll, is also supported by the frame, and furthermore, contacts the profile roll to restrain the escape deformation from the drive roll.
- Backup roll to be provided.
- the backup rolls are preferably provided at intervals in the axial direction of the profile rolls, and more preferably at a plurality of locations. More preferably, each backup roll has a suitable separation limit position with respect to the drive roll. A stove mechanism or the like that enables the change of the position is provided.
- a driving means for directly or indirectly rotating the profile roll is provided.
- both ends of the profile roll are supported by a frame via an axle box.
- the maximum outer diameter of the profile roll is set to a range of 1Z3-1Z2, which is the outer diameter of the drive roll.
- the method for producing a rubber sheet with a profile according to the present invention is characterized in that a small-diameter profile roll having an uneven contour on a peripheral surface, supported by a backup roll, and a drive roll having a larger diameter than the profile roll.
- the extruder force is used to directly or indirectly pass the extruded rubber to transfer the uneven profile of the profile roll to the formed rubber sheet.
- the rubber extruded with the extruder force is passed through a sheeting roll to form a rubber sheet and then supplied between a profile roll and a driving roll.
- a rubber roll extruded by an extruder for example, a rubber sheet formed by a calender roll or other sheeting roll, or the like, is provided with a profile roll supported by a backup roll, During the application of a predetermined rolling load and passing it between the two rolls, which are heated with hot water, based on the rotation of the drive rolls, for example, The profile of the profile roll can be accurately transferred to the rubber sheet to be formed, while the deflection deformation caused by the rolling load is effectively restrained by the knock-up roll. Various high dimensional accuracy can be imparted to the attached rubber sheet.
- the profile roller can be reduced in diameter to, for example, about 100 mm under the action of a backup roll.
- the rolling load can be reduced based on the reduction in the contact area with the bearing, and the rigidity of each component can be reduced and the bearing can be reduced in diameter. It can be reduced effectively.
- the profile roll itself provided with the concavo-convex profile is directly supported on the frame, so that an unnecessary clearance between the profile sleeve 53 and the core roll 56 as in the related art is generated. Can be sufficiently prevented, so that a reduction in the rolling accuracy of the formed rubber sheet can be effectively prevented.
- the profile roll has a small diameter
- the profile roll is pushed out of the frame, preferably together with the axle boxes at both ends thereof, under the action of a hydraulic cylinder, for example.
- the cost of the roll exchanging device can also be kept sufficiently low.
- the backup roll when the backup roll is provided at a plurality of locations spaced apart in the axial direction of the small-diameter profile roll, for example, at three locations, a single knock-up extending over the entire length of the profile roll is provided. Compared to the case where a roll is provided, the desired backup function can be fully exhibited and the backup roll cost can be advantageously reduced.
- the backup roll is provided.
- the profile roll When a driving unit for directly or indirectly driving the profile roll is provided and the profile roll is driven in addition to the drive roll, the profile It is possible to effectively prevent the warpage of the product rubber sheet with a roll, and to eliminate the warpage of the product rubber sheet by giving a difference in peripheral speed between the two rolls.
- the method of the present invention it is possible to manufacture a product rubber sheet having a desired cross-sectional contour shape with high dimensional accuracy, which is achieved by a calendar roll or another sheeting roll in advance. This is particularly noticeable when the sheet-shaped rubber is supplied between the profile roll and the drive roll. Moreover, in this case, the rolling reduction of the rubber by the profile roll and the drive roll can be advantageously reduced, and there is an advantage that the rolling load there can be further reduced.
- FIG. 1 is a partial cross-sectional schematic line side view showing an embodiment of a device according to the present invention.
- FIG. 2 is a schematic front view of FIG. 1.
- FIG. 3 is a view similar to FIG. 1, showing another embodiment.
- FIG. 4 is a view similar to FIG. 1, but showing still another embodiment.
- FIG. 5 is a view showing another embodiment.
- FIG. 6 is a view similar to FIG. 1, illustrating a conventional technique.
- FIG. 7 is a diagram showing a cross section in the width direction of a profiled rubber sheet with respect to a half thereof.
- FIG. 8 is a schematic front view showing a conventional device.
- reference numeral 1 in the figure denotes an extrusion head of an extruder.
- the extrusion head 1 is paired with each other near a die.
- the small-diameter profile roll 2 and the drive roll 3 having a larger diameter than the profile roll 2 are arranged horizontally, and the ends of the rolls 2 and 3 are fixed to the bearings as shown in FIG. It is supported on the columnar part 7 of the portal fixed frame 6 via the built-in axle boxes 4 and 5
- the axle box 4 of the profile roll 2 has an elongated hole formed vertically in the columnar portion 7 of FIG. 2 that allows the approach and separation displacement of the profile roll 2 with respect to the drive roll 3.
- it is arranged on at least one side of the columnar portion 7 so as to be able to be inserted and removed integrally with the profile roll 2 on the columnar portion 7.
- reference numeral 4a denotes a stopper with a lock provided integrally with the axle box 4 of the profile roll 2 on the side opposite to the rotary drive system described later.
- the stopper 4a is provided for the profile roll 2 with respect to the columnar member 7. It functions to specify the position in the axial direction and to allow the profile roll 2 to be pulled out in the direction away from the drive system.
- the profile roll 2 provided with a required uneven contour around its periphery can have a maximum outer diameter of 1Z3-1Z2, which is the outer diameter of the drive hole 3, and the profile roll when such a small diameter is used.
- 3 backup rolls 8 are disposed on the opposite side of the profile roll 2 from the drive roll 3.
- the backup rolls 8 are arranged in parallel at equal intervals, and the vertical position in the figure of each of the backup rolls 8 is specified, for example, by the action of a screw mechanism pressing-down device 9, so that the deformation of the profile rolls 2 can be reduced. It is restrained by the contact between the peripheral surface of 8 and the peripheral surface of the profile roll 2.
- Each of these backup rolls 8 rises up to the beam-like portion 10 of the portal-shaped fixed frame 6 in such a position that the central axis of the backup rolls 8 is parallel to them in a vertical plane including the central axes of the rolls 2 and 3.
- the lifting mechanism 9 is mounted via the lowering yoke 11, and directly causes the raising and lowering displacement of the raising and lowering yoke 11.
- the motor 12 is driven and connected to the screw mechanism pressing-down device 9 so as to bring up / down displacement of each lifting / lowering yoke 11, and eventually the backup roll 8.
- the knock-up roll 8 is moved by specifying the lifting / lowering position of the lifting / lowering yoke 11 and the backup roll 8, and by using the backup roll 8 to specify the separation limit position of the profile roll 2 from the drive roll 3.
- the gap adjustment port between the two rolls 2 and 3 can also be operated as one hole.
- both the profile roll 2 and the drive roll 3 are connected to the respective motors 18 and 19 via the respective couplings 14 and 15 and the reduction gears 16 and 17. Therefore, here, the profile roll 2 can be rotationally driven directly at a required speed by the motor 18.
- the rubber extruded from the extrusion head 1 is, for example, under temperature control by hot water, and each is driven to rotate at a required speed.
- the profile roll 2 and the drive roll 3 and passing between them it is possible to manufacture the product rubber sheet 20 on which the uneven shape of the profile roll 2 is accurately transferred. it can.
- the protruding portion of the product rubber sheet 20 to the side is also cut and removed, for example, by the action of the slitter blade 20a, as well as the central partial force as its main body.
- the rubber sheet 20 manufactured in this manner is sufficiently constrained by the back-up rolls 8 of the profile rolls 2 caused by the action of the rolling load, Since the gap between the roll 3 and the roll 3 is precisely specified by the backup roll 8, the dimensional accuracy is always high.
- the profile roll is replaced and the same rolling operation is repeated.
- Force For exchanging the profile roll in this device for example, the profile roll 2 is pulled out to the axle box 4 with the stopper, the drive side force is also separated at the position of the coupling 14, and then the roll 2 is removed.
- the required profile roll is inserted into the fixed frame 6 in the reverse operation and fixed, so that the replacement can be performed with a large-scale replacement device. It is easy to do it in a short period of time that nag that is the cornerstone.
- FIG. 3 is a partial cross-sectional schematic side view showing another embodiment.
- backup rolls 8 are arranged in two rows obliquely before and after the profile roll 2 so that a large rolling is performed. Indirect rotation of the profile roll 2 frictionally engaged with the rolls by rotating the backup rolls 8 in each row by further enhancing the radius suppression function of the roll 2 against the load action This is different from those shown in FIGS.
- FIG. 4 is a view showing still another embodiment, in which a pair of sheeting rolls 21 which are driven to rotate under the control of temperature with hot water, for example, is provided near a mouthpiece of an extrusion head 1 with a gap.
- a pair of sheeting rolls 21 which are driven to rotate under the control of temperature with hot water, for example, is provided near a mouthpiece of an extrusion head 1 with a gap.
- the rubber extruded from the extrusion head 1 is converted into a rubber sheet 22 in advance by a sheeting roll 21, and then the rubber sheet 22 is passed between the profile roll 2 and the driving roll 3.
- a product rubber sheet 20 having a predetermined profile can be manufactured.
- the rolling reduction of the rubber by the rolls 2 and 3 can be effectively reduced, and the profile can be reduced.
- the rolling load can be further reduced, and the dimensional accuracy of the product rubber sheet 20 can be further improved.
- FIG. 5 is a view obtained by reversing the vertical relationship between the driving roll 3 and the profile roll 2 with respect to the position shown in FIG.
- reference numerals 23 and 24 denote wheels provided on each axle box 4 for the profile roll 2 and rails which are horizontally hung on the respective columnar members 7 and hung on the wheels 23. Adjustment of the gap between the profile roll 2 and the drive roll 3 based on the action of the backup roll 8 is performed by lifting the wheels 23 from the rails 24 at the limit of the engagement position between the wheels 23 and the rails 24 described above. It will be done under posture.
- Fig. 5 (a) indicates a hot-water power plug that causes circulation of hot water for temperature control to the profile roll 2
- 26 indicates a hot-water power plug from the coupling 14 of the profile roll 2 in Fig. 5.
- Fig. 6 shows a coupling / disconnecting pusher which causes a pull-out displacement as shown in (c).
- FIG. 5B which is a schematic side view taken along line b—b in FIG. 5A
- reference numeral 5a denotes a stopper with a lock provided integrally with the axle box 5 of the drive roll 3.
- These stoppers also function in the same manner as the stopper 4a with a lock provided on the shaft box 4.
- the device configured as described above can also provide a sufficient reduction in equipment cost and can greatly increase the dimensional accuracy of the rubber sheet with a profile, as described above. This effectively reduces the cost of replacing profile rolls.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Tyre Moulding (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004007487A JP4497937B2 (ja) | 2004-01-15 | 2004-01-15 | プロファイル付きゴムシートの製造方法 |
JP2004-007487 | 2004-01-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005068150A1 true WO2005068150A1 (ja) | 2005-07-28 |
Family
ID=34792182
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/000239 WO2005068150A1 (ja) | 2004-01-15 | 2005-01-12 | プロファイル付きゴムシートの製造装置および製造方法 |
Country Status (2)
Country | Link |
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JP (1) | JP4497937B2 (ja) |
WO (1) | WO2005068150A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5824904B2 (ja) * | 2011-06-23 | 2015-12-02 | 大日本印刷株式会社 | 積層体製造装置 |
JP5874211B2 (ja) * | 2011-06-23 | 2016-03-02 | 大日本印刷株式会社 | 積層体製造装置 |
JP6333570B2 (ja) * | 2014-02-07 | 2018-05-30 | 住友ゴム工業株式会社 | ゴムストリップ成形用の圧延装置およびゴムストリップの製造装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4122229Y1 (ja) * | 1964-10-21 | 1966-11-04 | ||
JPH0286715U (ja) * | 1988-12-23 | 1990-07-10 | ||
JPH0617916U (ja) * | 1992-08-06 | 1994-03-08 | 株式会社ムサシノキカイ | 加熱圧縮含浸装置 |
JPH09262857A (ja) * | 1996-03-28 | 1997-10-07 | Yokohama Rubber Co Ltd:The | ゴム状弾性材料のカレンダーロールの撓み矯正方法 |
JP2001079938A (ja) * | 1999-09-13 | 2001-03-27 | Sumitomo Rubber Ind Ltd | ゴムシート形成装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3422091C2 (de) * | 1984-06-14 | 1986-07-17 | Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover | Prägekalander für thermoplastische Kunststoffolien |
JP2584479Y2 (ja) * | 1992-03-24 | 1998-11-05 | 石川島播磨重工業株式会社 | エンボス装置 |
JPH07132523A (ja) * | 1993-11-11 | 1995-05-23 | Bridgestone Corp | カレンダ装置におけるシート厚み制御方法 |
JP4077654B2 (ja) * | 2002-05-01 | 2008-04-16 | 株式会社ブリヂストン | ゴム圧延方法、及びゴム圧延装置 |
-
2004
- 2004-01-15 JP JP2004007487A patent/JP4497937B2/ja not_active Expired - Fee Related
-
2005
- 2005-01-12 WO PCT/JP2005/000239 patent/WO2005068150A1/ja active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4122229Y1 (ja) * | 1964-10-21 | 1966-11-04 | ||
JPH0286715U (ja) * | 1988-12-23 | 1990-07-10 | ||
JPH0617916U (ja) * | 1992-08-06 | 1994-03-08 | 株式会社ムサシノキカイ | 加熱圧縮含浸装置 |
JPH09262857A (ja) * | 1996-03-28 | 1997-10-07 | Yokohama Rubber Co Ltd:The | ゴム状弾性材料のカレンダーロールの撓み矯正方法 |
JP2001079938A (ja) * | 1999-09-13 | 2001-03-27 | Sumitomo Rubber Ind Ltd | ゴムシート形成装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2005199537A (ja) | 2005-07-28 |
JP4497937B2 (ja) | 2010-07-07 |
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