JP2012125945A - シール装置、シール方法及びパンツ型使い捨ておむつ - Google Patents
シール装置、シール方法及びパンツ型使い捨ておむつ Download PDFInfo
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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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/43—Joining a relatively small portion of the surface of said articles
- B29C66/431—Joining the articles to themselves
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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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
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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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/112—Single lapped joints
- B29C66/1122—Single lap to lap joints, i.e. overlap joints
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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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
- B29C66/21—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being formed by a single dot or dash or by several dots or dashes, i.e. spot joining or spot welding
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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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
- B29C66/23—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being multiple and parallel or being in the form of tessellations
- B29C66/232—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being multiple and parallel or being in the form of tessellations said joint lines being multiple and parallel, i.e. the joint being formed by several parallel joint lines
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
- B29C66/723—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered
- B29C66/7234—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a barrier layer
- B29C66/72343—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a barrier layer for liquids
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
- B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
- B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
- B29C66/81433—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined being toothed, i.e. comprising several teeth or pins, or being patterned
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
- B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
- B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
- B29C66/81433—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined being toothed, i.e. comprising several teeth or pins, or being patterned
- B29C66/81435—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined being toothed, i.e. comprising several teeth or pins, or being patterned comprising several parallel ridges, e.g. for crimping
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
- B29C66/834—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools moving with the parts to be joined
- B29C66/8351—Jaws mounted on rollers, cylinders, drums, bands, belts or chains; Flying jaws
- B29C66/83511—Jaws mounted on rollers, cylinders, drums, bands, belts or chains; Flying jaws jaws mounted on rollers, cylinders or drums
- B29C66/83513—Jaws mounted on rollers, cylinders, drums, bands, belts or chains; Flying jaws jaws mounted on rollers, cylinders or drums cooperating jaws mounted on rollers, cylinders or drums and moving in a closed path
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
- B29C66/723—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered
- B29C66/7232—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer
- B29C66/72327—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer consisting of natural products or their composites, not provided for in B29C66/72321 - B29C66/72324
- B29C66/72328—Paper
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
- B29C66/729—Textile or other fibrous material made from plastics
- B29C66/7294—Non woven mats, e.g. felt
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- 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
- B29L2031/00—Other particular articles
- B29L2031/48—Wearing apparel
- B29L2031/4871—Underwear
- B29L2031/4878—Diapers, napkins
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Abstract
【解決手段】シール装置1は、2体の回転体11,21がそれらの回転中心線11,22が互いに平行になるように配された一対の加工ロール10,20を備えている。2体の回転体11,21それぞれの外周面11a,21aに、複数のシール部材13,23が一方向CDに所定の間隔をもって突設されている。被加工物を、一方の加工ロール10(20)のシール部材13(23)と、他方の加工ロール20(10)の間隔を形成する、一方向CDに隣接する2つのシール部材23,23(13,13)の対向する側面それぞれとで狭圧する。
【選択図】図1
Description
シール部材13の先端の幅W1(図4参照)は、好ましくは0.4〜5.0mm、更に好ましくは0.4〜1.0mmであり、シール部材23の先端の幅W2(図4参照)は、好ましくは0.4〜5.0mm、更に好ましくは0.4〜1.0mmである。幅W1及び幅W2は、シール部材において最も幅狭の部分(先端部)の幅である。
間隔15の幅W3(図4参照)は、好ましくは0.5〜5.0mm、更に好ましくは0.5〜1.0mmであり、間隔25の幅W4(図4参照)は、好ましくは0.5〜5.0mm、更に好ましくは0.5〜1.0mmである。幅W3及び幅W4は、CDに隣接する2つのシール部材の間隔において最も幅広の部分(上部)の幅である。
シール部材13の側面13sの設置面(加工部14の上面)に対する角度θ1(図4参照)は、好ましくは45〜90°、更に好ましくは75〜85°であり、シール部材23の側面23sの設置面(加工部24の上面)に対する角度θ2(図4参照)は、好ましくは45〜90°、更に好ましくは75〜85°である。
10,20 加工ロール
11,21 回転体
11a,21a,92 回転体の外周面
12,22 回転軸(回転中心線)
13,23,90,93 シール部材
14,24 加工部
15,25 シール部材の間隔
50 被加工物
51 シール部
60 パンツ型使い捨ておむつ
60’ おむつの連続体
61 外包材
62 吸収性本体
64 サイドシール部
64a サイドシール部を構成するシール部
MD 被加工物の走行方向
CD 被加工物の走行方向と直交する方向
Claims (3)
- 2体の回転体がそれらの回転中心線が互いに平行になるように配された一対の加工ロールを備え、2体の該回転体それぞれの外周面に、複数のシール部材が所定の方向に所定の間隔をもって突設されており、回転している両加工ロール間を通過するシート状の被加工物を該シール部材で狭圧し、該被加工物に該シール部材に対応したシール部を形成するシール装置であって、
前記被加工物を、一方の前記加工ロールの前記シール部材と、他方の前記加工ロールの前記間隔を形成する、前記所定の方向に隣接する2つの前記シール部材の対向する側面それぞれとで狭圧するシール装置。 - 2体の回転体がそれらの回転中心線が互いに平行になるように配された一対の加工ロールを備え、2体の該回転体それぞれの外周面に、複数のシール部材が所定の方向に所定の間隔をもって突設されており、回転している両加工ロール間を通過するシート状の被加工物を該シール部材で狭圧し、該被加工物に該シール部材に対応したシール部を形成するシール装置を用いたシール方法であって、
一方の前記加工ロールの前記シール部材が、他方の前記加工ロールの前記間隔と対向するように、一対の前記加工ロールの回転を制御し、且つ前記被加工物を、一方の前記加工ロールの前記シール部材と、他方の前記加工ロールの前記間隔を形成する、前記所定の方向に隣接する2つの前記シール部材の対向する側面それぞれとで狭圧するシール方法。 - 腹側部の両側部と背側部の両側部とが、請求項2記載のシール方法によって互いに接合されて一対のサイドシール部が形成されていると共に、ウエスト開口部及び一対のレッグ開口部が形成されており、該腹側部から股下部を介して該背側部に亘る長手方向を有するパンツ型使い捨ておむつであって、
一対の前記サイドシール部は、前記長手方向に所定の間隔をもって形成された複数の線状のシール部を含んで構成されており、前記腹側部及び前記背側部の両側部を構成するシート材における、該間隔に相当する部分が、前記長手方向に交互に凹凸して波打っているパンツ型使い捨ておむつ。
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014172210A (ja) * | 2013-03-06 | 2014-09-22 | Livedo Corporation | ヒートシール装置 |
WO2017002554A1 (ja) * | 2015-06-30 | 2017-01-05 | ユニ・チャーム株式会社 | 不織布及びそれを用いた吸収性物品 |
WO2017072961A1 (ja) * | 2015-10-30 | 2017-05-04 | 新興機械株式会社 | ヒートシール装置及びヒートシール方法 |
Citations (7)
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US4128451A (en) * | 1977-04-04 | 1978-12-05 | The Aro Corporation | Roller members for use in heat sealing apparatus |
JP2001009915A (ja) * | 1999-07-01 | 2001-01-16 | Kao Corp | シール方法及びシール装置 |
JP2001129019A (ja) * | 1999-11-02 | 2001-05-15 | Kao Corp | 吸収性物品 |
WO2003001538A1 (en) * | 2001-06-21 | 2003-01-03 | The Procter & Gamble Company | Electrical cable |
JP2005509758A (ja) * | 2001-11-21 | 2005-04-14 | カール・フロイデンベルク・カーゲー | 三次元構造を有するエンボス加工された不織布 |
JP2005178365A (ja) * | 2003-11-12 | 2005-07-07 | Tredegar Film Products Corp | 複合弾性織物 |
JP2008136651A (ja) * | 2006-12-01 | 2008-06-19 | Kao Corp | パンツ型の着用物品 |
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2010
- 2010-12-13 JP JP2010277061A patent/JP5830239B2/ja active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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US4128451A (en) * | 1977-04-04 | 1978-12-05 | The Aro Corporation | Roller members for use in heat sealing apparatus |
JP2001009915A (ja) * | 1999-07-01 | 2001-01-16 | Kao Corp | シール方法及びシール装置 |
JP2001129019A (ja) * | 1999-11-02 | 2001-05-15 | Kao Corp | 吸収性物品 |
WO2003001538A1 (en) * | 2001-06-21 | 2003-01-03 | The Procter & Gamble Company | Electrical cable |
JP2005509758A (ja) * | 2001-11-21 | 2005-04-14 | カール・フロイデンベルク・カーゲー | 三次元構造を有するエンボス加工された不織布 |
JP2005178365A (ja) * | 2003-11-12 | 2005-07-07 | Tredegar Film Products Corp | 複合弾性織物 |
JP2008136651A (ja) * | 2006-12-01 | 2008-06-19 | Kao Corp | パンツ型の着用物品 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014172210A (ja) * | 2013-03-06 | 2014-09-22 | Livedo Corporation | ヒートシール装置 |
WO2017002554A1 (ja) * | 2015-06-30 | 2017-01-05 | ユニ・チャーム株式会社 | 不織布及びそれを用いた吸収性物品 |
WO2017072961A1 (ja) * | 2015-10-30 | 2017-05-04 | 新興機械株式会社 | ヒートシール装置及びヒートシール方法 |
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