JP5723964B2 - 閉断面ビーム要素を製造する方法及び押し出しデバイス - Google Patents
閉断面ビーム要素を製造する方法及び押し出しデバイス Download PDFInfo
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- JP5723964B2 JP5723964B2 JP2013500019A JP2013500019A JP5723964B2 JP 5723964 B2 JP5723964 B2 JP 5723964B2 JP 2013500019 A JP2013500019 A JP 2013500019A JP 2013500019 A JP2013500019 A JP 2013500019A JP 5723964 B2 JP5723964 B2 JP 5723964B2
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- Prior art keywords
- composite material
- compaction
- channel
- tubular beam
- wood
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C48/25—Component parts, details or accessories; Auxiliary operations
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- B29C48/50—Details of extruders
- B29C48/505—Screws
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/28—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of materials not covered by groups E04C3/04 - E04C3/20
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- 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
- B29K2105/16—Fillers
-
- 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
- B29K2301/00—Use of unspecified macromolecular compounds as reinforcement
- B29K2301/10—Thermosetting resins
-
- 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
- B29K2709/00—Use of inorganic materials not provided for in groups B29K2703/00 - B29K2707/00, for preformed parts, e.g. for inserts
- B29K2709/08—Glass
-
- 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
- B29K2711/00—Use of natural products or their composites, not provided for in groups B29K2601/00 - B29K2709/00, for preformed parts, e.g. for inserts
- B29K2711/14—Wood, e.g. woodboard or fibreboard
-
- 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
- B29L2001/00—Articles provided with screw threads
-
- 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
- B29L2016/00—Articles with corrugations or pleats
-
- 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
- B29L2023/00—Tubular articles
-
- 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
- B29L2031/001—Profiled members, e.g. beams, sections
- B29L2031/003—Profiled members, e.g. beams, sections having a profiled transverse cross-section
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Description
Claims (15)
- 少なくとも一つの充填材料と少なくとも一つの結合物質とを含む複合材料の管状ビームであって断面が多角形形状の外形を有する管状ビームを製造する方法であって、
前記充填材料は、植物由来のパーティクル及び/又はファイバであってチップ、断片及び削りくずの形態にある廃木材由来の粉砕及び/又は破壊木質材料を含むもの、を含み、少なくとも一つの結合物質は熱硬化性樹脂を含み、
前記方法は、形成チャネル(6)と、その中に配列された回転スクリューシャフト(2)とが設けられたスクリュー押し出し機による調製複合材料の連続的な押し出しを含み、
前記方法は、連続的に互いに追従して行われる複数の処理フェーズを含み、
前記複数の処理フェーズは、
前記スクリュー押し出し機のローディング領域(A)において行われるローディングフェーズと、
締め固め領域(B)において行われる前記複合材料の締め固め及び形成フェーズであって前記複合材料が緻密化を受ける締め固め及び形成フェーズと、
前記スクリュー押し出し機の熱処理及びアニーリング領域(C)において行われる熱処理フェーズと
を含み、
前記複合材料における前記熱硬化性樹脂は、完全に乾燥した充填材料の質量に対して樹脂乾燥物質が2重量%から15重量%の範囲にあり、
前記複合材料は、前記締め固め領域(B)において所定密度に締め固められて所望形状及び構造に形成され、かつ、前記熱処理及びアニーリング領域(C)において熱処理及びアニーリングを受け、その間に前記管状ビームの形成された形状及びサイズが固定されて前記管状ビームに一の硬度が与えられ、
前記締め固め領域(B)における前記形成チャネル(6)は、多角形形状の断面積が連続的に減少して前記形成チャネル(6)の壁が前記押し出しの方向に収束し、
硬化及びアニーリングの後に完成した管状ビームは、所望の外形と、600kg/m 3 から1100kg/m 3 の範囲にある壁の所望密度とを有するように与えられ、
前記管状ビームは、円形断面の内部貫通チャネルを形成する中心貫通開口(20)を有し、
前記内部貫通チャネルの表面には、前記管状ビームの中心軸に対する少なくとも一つのスクリュー線(40)の輪郭の形態で連続エッジが前記内部貫通チャネルの全長に沿ってかつ前記中心軸に沿って延びて設けられ、
前記熱処理及びアニーリング領域(C)において、前記形成チャネル(6)の断面積、前記回転スクリューシャフト(2)の断面積、及び前記スクリュー線の複数スレッド(7)のピッチが一定のままである方法。 - 尿素ホルムアルデヒド樹脂、フェノールホルムアルデヒド樹脂、メラミンホルムアルデヒド樹脂、尿素メラミンホルムアルデヒド樹脂、及び/又はポリエーテル樹脂を含む群から選択される樹脂が、前記少なくとも一つの熱硬化性樹脂として使用される、請求項1に記載の方法。
- 前記充填材料は、20重量%を超えることがないおがくず及び木質粉末が添加された厚さ0.2から0.5mm、幅0.5から5mm、及び長さ5から20mmの寸法範囲にある木質パーティクル及び削りくずからなる、請求項1に記載の方法。
- 前記結合物質の少なくとも一つは、前記充填材料の中に、前記充填材料のパーティクルの表面全体にわたって液滴の形態で分散することであって液滴の形態でのスプレイを含むことによる、液滴法を使用して導入される、請求項1又は2に記載の方法。
- 前記複合材料のローディングステップの間、重力供給法が使用される、請求項1から4のいずれか一項に記載の方法。
- 前記充填材料において、植物由来の短いファイバ材料であって、セルロースファイバ及び/又は天然ファイバ及び/又は天然鉱物から得られるファイバ、玄武岩又はガラスファイバを含むものを使用することができる、請求項1から5のいずれか一項に記載の方法。
- 触媒、疎水性添加物、無菌性添加物、減摩添加剤、及び/又は難燃剤から選択される少なくとも一以上の追加物質が、前記複合材料に添加される、請求項1から6のいずれか一項に記載の方法。
- 前記複合材料は前記締め固め領域(B)において60℃から100℃の範囲にある温度まで加熱され、前記熱処理及びアニーリング領域(C)において前記複合材料は100℃から200℃の範囲にある温度まで加熱される、請求項1から7のいずれか一項に記載の方法。
- 前記締め固めは、前記回転スクリューシャフト(2)上に配列された前記スクリュー線の複数スレッド(7)の可変ピッチを使用することにより行われ、
前記可変ピッチは、前記ローディング領域(A)の延長及び/又は前記締め固め領域(B)の延長の少なくともいくつかのセグメントにおいて、押し出し中の前記複合材料の移動方向に向かって連続的に減少する、請求項1に記載の方法。 - 前記形成チャネル(6)の前記締め固め領域(B)において行われる前記複合材料の締め固めによる前記緻密化は、押し出し中の前記複合材料の移動方向に対する短手方向において、及び前記押し出し機の前記スクリューシャフト(2)の長手軸に平行であって押し出し中の前記複合材料の移動方向に一致する長手方向において行われる、請求項1から9のいずれか一項に記載の方法。
- 前記短手方向における及び前記長手方向における前記締め固めは、前記締め固め領域(B)の同じセグメントにおいて少なくとも部分的に同時に行われる、請求項1から10のいずれか一項に記載の方法。
- 前記複合材料は前記長手方向において、30から60℃の範囲にある温度まで加熱されている間に、前記締め固めセクション(B)の入口における前記複合材料の初期密度の1.5から2.5の範囲にある締め固め比で締め固められ、
前記複合材料は前記短手方向において、100℃を超えない温度まで加熱されている間に、初期密度の2から4の範囲にある締め固め比で締め固められる、請求項1から9のいずれか一項に記載の方法。 - 少なくとも一つの充填材料と、熱硬化性樹脂を含む少なくとも一つの結合物質とを含む前記複合材料の請求項1から12のいずれか一項に記載の方法により製造され、かつ、断面が多角形形状の外形を有する管状ビーム(10)であって、
前記充填材料は、植物由来のパーティクル及び/又はファイバであってチップ、断片及び削りくずの形態にある廃木材由来の粉砕及び/又は破壊木質材料を含むもの、を含み、
前記管状ビーム(10)は、形成チャネル(6)と、その中に配列された回転スクリューシャフト(2)とが設けられたスクリュー押し出し機を使用した連続的な押し出しによって前記複合材料から形成され、
前記押し出しは、連続的に互いに追従して行われる複数の処理フェーズを含み、
前記複数の処理フェーズは、
前記スクリュー押し出し機のローディング領域(A)において行われるローディングフェーズと、
前記スクリュー押し出し機の締め固め領域(B)において行われる前記複合材料の締め固め及び形成フェーズであって前記複合材料が緻密化を受ける締め固め及び形成フェーズと、
熱処理及びアニーリング領域(C)において行われる熱処理フェーズと
を含み、
前記管状ビーム(10)は、円断面の内部貫通チャネルを形成する中心貫通開口(20)を有し、
前記内部貫通チャネルの表面には、前記管状ビーム(10)の中心軸に対する少なくとも一つのスクリュー線(40)の輪郭の形態で連続エッジが前記内部貫通チャネルの全長に沿ってかつ前記中心軸に沿って延びて設けられ、
前記複合材料における前記熱硬化性樹脂は、完全に乾燥した充填材料の質量に対して樹脂乾燥物質が2重量%から15重量%の範囲にあり、
前記複合材料は、前記形成チャネル(6)の壁が前記締め固め領域(B)において前記押し出しの方向に収束するように断面積が連続的に減少することにより、前記締め固め領域(B)において所定密度に締め固められて所望形状及び構造に形成され、その後、前記スクリュー押し出し機の前記熱処理及びアニーリング領域(C)において熱処理及びアニーリングを受け、前記熱処理フェーズにおいて前記管状ビーム(10)の形成された形状及びサイズが固定されて前記管状ビーム(10)に一の硬度が与えられ、
前記熱処理及びアニーリング領域(C)において、完成した管状ビームは、所望の外形と、600kg/m 3 から1100kg/m 3 の範囲にある壁の所望密度とを有するように与えられ、
前記熱処理及びアニーリング領域(C)において、前記形成チャネル(6)の断面積、前記回転スクリューシャフト(2)の断面積、及び前記スクリュー線の複数スレッド(7)のピッチが一定のままである管状ビーム(10)。 - 前記締め固め領域(B)における前記複合材料は、押し出し中の前記複合材料の移動方向に対する短手方向において及び前記押し出し機の前記スクリューシャフト(2)の長手軸に平行な長手方向において、締め固められる請求項13に記載の管状ビーム(10)。
- 前記中心貫通開口(20)の断面積は、前記管状ビーム(10)の全断面積の30%から80%である、請求項11に記載の管状ビーム(10)。
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| PCT/PL2010/000021 WO2011115510A1 (en) | 2010-03-16 | 2010-03-16 | A method and an extrusion device for manufacturing closed - section beam elements |
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| US7386214B1 (en) * | 2007-02-01 | 2008-06-10 | The Boeing Company | Homogenizing optical beam combiner |
| JP4890374B2 (ja) * | 2007-07-19 | 2012-03-07 | 株式会社日本製鋼所 | 押出機の原料供給制御方法及び装置 |
| JP2009255340A (ja) * | 2008-04-15 | 2009-11-05 | Sekisui Chem Co Ltd | 木質系複合材料の製造方法 |
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2010
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- 2010-03-16 JP JP2013500019A patent/JP5723964B2/ja not_active Expired - Fee Related
- 2010-03-16 BR BR112012023383-1A patent/BR112012023383A2/pt not_active IP Right Cessation
- 2010-03-16 EP EP10714495A patent/EP2547504A1/en not_active Withdrawn
- 2010-03-16 RU RU2012143895/05A patent/RU2520463C2/ru not_active IP Right Cessation
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Also Published As
| Publication number | Publication date |
|---|---|
| BR112012023383A2 (pt) | 2018-06-26 |
| EP2547504A1 (en) | 2013-01-23 |
| JP2013522085A (ja) | 2013-06-13 |
| UA102976C2 (ru) | 2013-08-27 |
| AU2010348391B2 (en) | 2014-05-29 |
| RU2520463C2 (ru) | 2014-06-27 |
| RU2012143895A (ru) | 2014-04-27 |
| CN102802913A (zh) | 2012-11-28 |
| US20130000248A1 (en) | 2013-01-03 |
| WO2011115510A1 (en) | 2011-09-22 |
| CN102802913B (zh) | 2015-07-29 |
| CA2792152A1 (en) | 2011-09-22 |
| CA2792152C (en) | 2014-10-21 |
| AU2010348391A1 (en) | 2012-10-11 |
| KR20130001730A (ko) | 2013-01-04 |
| KR101425528B1 (ko) | 2014-08-05 |
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