WO2019142412A1 - ウェブ支持体及びその製造方法並びに模様付け方法 - Google Patents
ウェブ支持体及びその製造方法並びに模様付け方法 Download PDFInfo
- Publication number
- WO2019142412A1 WO2019142412A1 PCT/JP2018/037837 JP2018037837W WO2019142412A1 WO 2019142412 A1 WO2019142412 A1 WO 2019142412A1 JP 2018037837 W JP2018037837 W JP 2018037837W WO 2019142412 A1 WO2019142412 A1 WO 2019142412A1
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- WIPO (PCT)
- Prior art keywords
- web
- base material
- web support
- pattern
- recess
- Prior art date
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
- D04H1/492—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet
- D04H1/495—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet for formation of patterns, e.g. drilling or rearrangement
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/02—Local etching
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
- C23F1/16—Acidic compositions
- C23F1/28—Acidic compositions for etching iron group metals
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/16—Polishing
- C25F3/22—Polishing of heavy metals
- C25F3/24—Polishing of heavy metals of iron or steel
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
- D04H1/492—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
- D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
- D04H1/736—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged characterised by the apparatus for arranging fibres
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H18/00—Needling machines
- D04H18/04—Needling machines with water jets
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
- D06B23/04—Carriers or supports for textile materials to be treated
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
- D06B23/04—Carriers or supports for textile materials to be treated
- D06B23/042—Perforated supports
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B5/00—Forcing liquids, gases or vapours through textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing impregnating
- D06B5/02—Forcing liquids, gases or vapours through textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing impregnating through moving materials of indefinite length
- D06B5/08—Forcing liquids, gases or vapours through textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing impregnating through moving materials of indefinite length through fabrics
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C23/00—Making patterns or designs on fabrics
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B1/00—Applying liquids, gases or vapours onto textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing or impregnating
- D06B1/02—Applying liquids, gases or vapours onto textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing or impregnating by spraying or projecting
Definitions
- the present invention relates to a web support used in producing a non-woven fabric such as non-woven fabric, fancy paper, wallpaper, hand-washing or building material by the spun lace method (water flow entangled method) and applying a pattern to the non-woven fabric As well as the patterning method.
- a spunlace method in which fibers are laminated and a high-pressure water stream is blown to a web spread in a sheet form to produce a nonwoven fabric such as nonwoven fabric or paper.
- a nonwoven fabric such as nonwoven fabric or paper.
- the uneven pattern is imparted to the non-woven fabric, or in order to adsorb and remove dust and dirt, holes are formed in the non-woven fabric surface.
- a mark corresponding to the pattern is welded on the wire, or the resin is formed in a pattern corresponding to the pattern by printing or UV curing (see, for example, Patent Document 1), or for patterning Textiles etc. are used (for example, refer to patent documents 2).
- a web support according to the present invention is a web support used for applying a high pressure water flow to a web to apply a pattern to a non-woven fabric, and made of a cylindrically formed metal And a recess and a protrusion provided on the surface of the body corresponding to the pattern, and a water flow hole formed to communicate the recess and the protrusion with the back surface of the body. And.
- the recess and the protrusion are integrally formed in the main body, it is possible to prevent the drop and the drop of the recess and the protrusion.
- the metal main body is excellent in durability, resists elongation, deformation and abrasion, and can be used for a long time.
- the recess and the protrusion formed on the surface of the main body can be freely set according to the shape of the pattern, it can correspond to various patterns.
- hole (hole) in the non-woven material are included.
- the main body can be extrapolated to a water-permeable roll for supporting the main body.
- a method of producing a web support is a method of producing a web support used when applying a high pressure water flow to a web to give a pattern to a non-woven fabric, and a flat plate made of a metal base material Forming a recess and a protrusion corresponding to the pattern on the surface of the base material, and forming a water flow hole communicating the recess and the protrusion with the back surface of the base material by etching; Forming the base material into a cylindrical main body.
- hole (hole) in the non-woven material are included.
- the web support can be formed into a cylindrical shape only by welding the end portions of the base material, since the recess and the protrusion and the water passing hole are collectively formed on the surface of the base material by etching. Therefore, the web support can be manufactured efficiently.
- the recess and the protrusion are formed integrally with the main body, it is possible to prevent the drop and the drop of the recess and the protrusion.
- the metal main body is excellent in durability, resists elongation, deformation and abrasion, and can be used for a long time.
- the recessed part and convex part formed in the surface of a main-body part can be freely set according to the shape of a pattern, it can respond to various patterns.
- the recess is formed by half etching. Is preferred.
- the water flow hole and the concave and convex portions can be accurately formed at desired positions. Also, the pattern to be applied to the web can be changed according to the strength of the unevenness.
- the method for manufacturing a web support according to the present invention includes the step of subjecting the base material to electropolishing prior to the step of forming the base material into a cylindrical shape.
- the corner portions of the recess and the water holes are formed in a gentle curved surface by the electropolishing treatment, so that the removability of the non-woven material is improved and the non-woven material is easily released from the web support. be able to.
- the patterning method according to the present invention performs patterning on a nonwoven using the above-described web support or the web support produced by the above-described production method.
- the recess and the protrusion and the web support are integrally formed, it is possible to prevent the drop and the drop of the recess and the protrusion.
- the metal web support is excellent in durability, resists elongation, deformation and abrasion, and can be used for a long time.
- the recessed part and convex part formed in the surface of a main-body part can be freely set according to the shape of a pattern, it can respond to various patterns.
- the recess and the protrusion are integrally formed with the main body, it is possible to prevent the drop and the drop of the recess and the protrusion.
- the metal main body is excellent in durability, resists elongation, deformation and abrasion, and can be used for a long time.
- the recessed part and convex part formed in the surface of a main-body part can be freely set according to the shape of a pattern, it can respond to various patterns.
- FIG. 3 is a cross-sectional view of the web support at line II in FIG. 2; The partially notched enlarged view which shows the A section in FIG.
- the schematic diagram which shows the manufacture procedure of a web support body.
- the web support according to the present invention is applicable to an apparatus for producing a nonwoven fabric such as nonwoven fabric or paper.
- Nonwovens include nonwovens, fancy paper, wallpaper, hand-washing or building materials and the like.
- the web support 10 is applied to a nonwoven fabric manufacturing apparatus 1 that manufactures a nonwoven fabric having a convex pattern using a spunlace method will be described.
- hole (hole) in the non-woven material are included.
- FIG. 1 is a schematic view showing a configuration of a nonwoven fabric manufacturing apparatus 1 to which a web support 10 is applied.
- the nonwoven fabric manufacturing apparatus 1 includes mesh belts 3a and 3b, three water jets 4a, 4b and 4c, a first roll 5 for covering the web support 10, and a second for guiding the web 2 in a desired transport direction. Of the roll 6, and.
- the water jets 4 a, 4 b, 4 c are arranged in order along the transport direction D of the web 2.
- the water jets 4 a and 4 b are disposed one by one above the second roll 6 so as to face the second roll 6.
- the water jets 4 a, 4 b inject a high pressure water stream toward the web 2 conveyed along the outer periphery of the second roll 6.
- the number of the water jets 4a and 4b installed per one second roll 6 is not particularly limited, and may be one or more. Further, the water jets 4a and 4b are not limited to those disposed above the second roll 6, and for example, they may be disposed in the lateral direction if perpendicular to the second roll 6 I don't care.
- One water jet 4 c is disposed above the first roll 5 so as to face the first roll 5.
- the water jet 4 c jets a high pressure water stream toward the web 2 conveyed along the outer periphery of the first roll 5.
- the water jet 4 c applies a pattern to the web 2.
- the number of installed water jets 4c with respect to one first roll 5 is not particularly limited, and may be one or more. Further, the water jet 4 c is not limited to the one disposed above the first roll 5, and may be disposed in the lateral direction if it is perpendicular to the first roll 5, for example. Absent.
- a web support 10 is extrapolated to the first roll 5.
- the first roll 5 and the second roll 6 have water permeability.
- the web 2 has a track set along the outer periphery of the web support 10 and the outer periphery of the second roll 6 which are packaged in the first roll 5.
- the mesh belt 3 a transports the web 2 to the first second roll 6 in the transport direction D of the web 2.
- the web 2 is peeled off from the mesh belt 3a before receiving the high pressure water flow from the water jet 4a, and is conveyed as a single web without the mesh belt 3a.
- the non-woven fabric manufacturing apparatus 1 is not limited to a configuration in which it is conveyed so as to directly touch the web support 10, for example, the web 2 is conveyed along the periphery of the web support 10 with the mesh belt interposed. It may be a configuration.
- FIG. 2 is a perspective view showing the surface of the web support 10 in the case where the pattern of the non-woven fabric is represented as a convex portion.
- FIG. 3 is a longitudinal sectional view of the web support 10 taken along the line II in FIG. As shown in FIGS. 2 and 3, the web support 10 includes a cylindrical main body 11, a recess 12, a protrusion 13, a first water passage hole 14, and a second water passage hole 15. Is formed.
- the recess 12 is recessed in the surface 11 a of the main body 11. Further, the convex portion 13 is provided so as to be convex around the concave portion 12.
- the shapes of the concave portion 12 and the convex portion 13 are set in accordance with the concavo-convex pattern provided to the web 2.
- the depth of the recess 12 is set to about half of the thickness of the web support 10. The depth of the recess 12 may be appropriately changed according to the strength of the unevenness of the pattern to be applied to the web 2.
- the corner portions 12 a and 12 b of the recess 12 are formed in a gently curved shape.
- the first water passage hole 14 is formed to penetrate from the bottom surface 12 c of the recess 12 to the back surface 11 b of the main body 11.
- the corner portion 14 a of the first water flow hole 14 is formed in a gently curved surface.
- the second water passage hole 15 is formed to penetrate from the surface 11 a to the back surface 11 b of the main body 11.
- the corner 15 a of the second water flow hole 15 is formed in a gently curved surface.
- FIG. 4 is a partially cutaway view enlarging a portion A in FIG.
- the fibers as the raw material are laminated on the mesh belt 3 a in a state of being opened by a card machine (not shown) to form the web 2.
- the fibers are continuously fed onto the mesh belt 3a.
- the mesh belt 3a conveys the web 2 along the outer periphery of the second roll 6 in the direction of the arrow D in FIG.
- the transport speed of the web 2 is set to 20 m / min or more.
- the water jets 4a, 4b, 4c can be set to different pressures, for example, 10 MPa or less.
- the pressure of the water jets 4a, 4b and 4c is set to 5 MPa, 10 MPa and 10 MPa in this order.
- the water jets 4a, 4b and 4c jet high-pressure water streams with a nozzle diameter of 0.1 mm and a pitch of 1 mm.
- the high pressure water stream supplied from the water jet 4 c passes through the web 2 and then passes through the web support 10 through the first water passage 14 and the second water passage 15.
- the web 2 conveyed to be in direct contact with the web support 10 is pressed against the web support 10 by the high pressure water flow. Since the web 2 is compressed to conform to the surface shape of the web support 10, the portion of the web 2 facing the recess 12 is formed in a convex shape.
- the web 2 having passed through the first roll 5 and the second roll 6 is wound into a roll after being transported to a drying process not shown.
- a drying process for example, hot air drying at 120 ° C. is applied for 5 minutes to dry.
- FIG. 5 (a) to 5 (i) show the manufacturing process of the web support 10.
- the plate-shaped base material 16 is prepared.
- the thickness of the base material 16 is set to, for example, 2 mm or less, and preferably set to 0, 3 to 2 mm. By setting the thickness of the base material 16 to 2 mm or less, the base material 16 can be subjected to the etching process described later. In the present embodiment, the thickness of the base material 16 is set to 1 mm.
- SUS304 excellent in corrosion resistance was adopted as a material of base material 16, it is not limited to this.
- the antirust oil applied to the surface of the base material 16 is removed by alkaline degreasing.
- a dry film resist of the first photosensitive resin is attached to the surface of the base material 16 or a liquid resist is applied.
- pattern exposure is performed using a mask to wash away the non-exposed portion.
- a ferric chloride solution is sprayed onto the base material 16 by spraying to gradually remove the exposed portion of the resist from the surface to the back surface of the base material 16; As shown in (g), by removing the exposed portion of the resist from the surface to the back surface of the base material 16 and removing it, a part of the recess 12, the first water passage hole 14 and the second water passage The holes 15 are collectively formed. Then, as shown in FIG. 5 (h), the resist is stripped with a sodium hydroxide aqueous solution.
- the concave portion 12 may be formed by half etching after the first water passage hole 14 and the second water passage hole 15 are formed.
- the corners 12a and 12b of the recess 12, the first water passage hole 14 and the second water passage hole 15 are formed in a gently curved shape.
- the corner portions 12a and 12b of the concave portion 12, the first water passage holes 14 and the second water passage holes 15 are formed in a curved surface shape using electrolytic polishing.
- the procedure of the electropolishing is general, and for example, the base material 16 after acid cleaning is immersed in the electropolishing liquid, and a voltage is applied between the base material 16 and the electropolishing liquid for a predetermined time.
- the electropolishing liquid for example, sulfuric acid, phosphoric acid, nitric acid, perchloric acid, hydrochloric acid and salts thereof are used. After completion of the polishing, the electropolishing liquid is cleaned.
- Electrolytic polishing is superior to chemical polishing in that the edge portion can be removed cleanly, and compared to physical polishing, it can be processed without contact to the base material 16 and superior in that distortion and the like does not occur in the base material 16. There is.
- the base material 16 is deformed into a cylindrical shape, and the end portions of the base material 16 are joined by laser welding to obtain the cylindrical web support 10.
- the end portions of the plurality of base materials 16 may be welded to deform the welded base material 16 into a tubular shape.
- Laser welding can arrange the recess 12 over a wide area on the surface of the base material 16 because the bead width is narrow and the penetration is deep and welding marks are small as compared with other welding methods, and the base material 16 Since the total amount of heat to be transferred can be reduced, there is an advantage that the base material 16 is unlikely to be distorted.
- the recess 12 is collectively formed on the entire surface of the base material 16 by etching, and the main body 11 is the base material 16 in which the recess 12 is formed.
- the web support 10 can be efficiently manufactured because it can be formed in a cylindrical shape only by welding the end portions.
- the recessed part 12 is integrally formed with the main-body part 11, the fall, drop-off
- the metal web support 10 is resistant to elongation, deformation and abrasion, and can be used for a long time.
- the web support 10 is formed so as to be able to be packaged on the first roll 5, a plurality of web supports 10 having different patterns are prepared, and the web support 10 according to the pattern to be applied to the web 2. Can be retrofitted.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Nonwoven Fabrics (AREA)
- Treatment Of Fiber Materials (AREA)
- ing And Chemical Polishing (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Replacement Of Web Rolls (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Air Bags (AREA)
Abstract
Description
2 ・・・ウェブ
3a、3b・・・メッシュベルト
4a、4b、4c・・・ウォータージェット
5 ・・・第1のロール
6 ・・・第2のロール
10 ・・・ウェブ支持体
11 ・・・本体部
11a ・・・表面
11b ・・・裏面
12 ・・・凹部
12a、12b・・・隅部
12c ・・・底面
13 ・・・凸部
14 ・・・第1の通水孔
14a ・・・(第1の通水孔の)隅部
15 ・・・第2の通水孔
15a ・・・(第2の通水孔の)隅部
16 ・・・母材
Claims (6)
- ウェブに高圧水流を吹き付けて不織物に模様を付与する際に用いられるウェブ支持体であって、
円筒状に形成された金属製の本体部と、
前記本体部の表面に前記模様に対応して設けられた凹部及び凸部と、
前記凹部及び凸部と前記本体部の裏面とを連通するように形成された通水孔と、
を備えていることを特徴とするウェブ支持体。 - 前記本体部は、該本体部を支持する通水性を有するロールに外挿可能であることを特徴とする請求項1記載のウェブ支持体。
- ウェブに高圧水流を吹き付けて不織物に模様を付与する際に用いられるウェブ支持体の製造方法であって、
平板状で金属製の母材を用意する工程と、
前記母材の表面に前記模様に対応する凹部及び凸部並びに該凹部及び凸部と前記母材の裏面とを連通する通水孔をエッチング加工で形成する工程と、
前記母材を円筒状の本体部に形成する工程と、
を含むことを特徴とするウェブ支持体の製造方法。 - 前記エッチング加工を行う工程では、前記母材の表面から裏面に亘って通水孔を形成した後に、前記凹部をハーフエッチング加工で形成することを特徴とする請求項3記載のウェブ支持体の製造方法。
- 前記母材を筒状に形成する工程の前に、前記母材を電解研磨処理する工程を含むことを特徴とする請求項3又は4記載のウェブ支持体の製造方法。
- 請求項1又は2記載のウェブ支持体又は請求項3から5の何れか1項記載の製造方法で製造されたウェブ支持体を用いて不織物に模様付けを行うことを特徴とする模様付け方法。
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BR112020005800-9A BR112020005800B1 (pt) | 2018-01-16 | 2018-10-11 | Métodos para fabricar um suporte de tela e para padronização |
ES18901301T ES2939828T3 (es) | 2018-01-16 | 2018-10-11 | Soporte de banda, procedimiento de producción del mismo y procedimiento de modelado |
FIEP18901301.4T FI3741894T3 (fi) | 2018-01-16 | 2018-10-11 | Kankaan tuki, tuotantomenetelmä sitä varten ja mallinnusmenetelmä |
CN201880086687.1A CN111630220B (zh) | 2018-01-16 | 2018-10-11 | 纤网支承体和其制造方法与花纹施加方法 |
EP18901301.4A EP3741894B1 (en) | 2018-01-16 | 2018-10-11 | Web support, production method therefor, and patterning method |
US16/769,169 US11598032B2 (en) | 2018-01-16 | 2018-10-11 | Web support, production method therefor, and patterning method |
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JP7073113B2 (ja) | 2022-05-23 |
US11598032B2 (en) | 2023-03-07 |
EP3741894A1 (en) | 2020-11-25 |
TWI770305B (zh) | 2022-07-11 |
JP2019123966A (ja) | 2019-07-25 |
CN111630220A (zh) | 2020-09-04 |
US20210214869A1 (en) | 2021-07-15 |
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