JP2021519233A - 押出成形物の製造方法 - Google Patents
押出成形物の製造方法 Download PDFInfo
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Abstract
Description
Claims (15)
- 好ましくはストランド状の押出成形物(40)の製造方法であって、
− 硬化性マトリクス(44)および繊維(45)または粗押出成形物(41)を引抜成形ユニット(6)内に導入する工程と、
− 前記引抜成形ユニット(6)内で前記粗押出成形物(41)を変形させる工程であって、前記引抜成形ユニット(6)の引抜成形チャネル(9)を通した前記粗押出成形物(41)の移動の間に、前記粗押出成形物(41)の外面(51)が前記引抜成形ユニット(6)の少なくとも一つの成形壁(46)上に置かれる、変形させる工程と、
− 前記変形された粗押出成形物(41)を前記引抜成形ユニット(6)から排出する工程と、
− 前記引抜成形ユニット(6)から排出された前記粗押出成形物(41)を押出成形ユニット(7)内に導入する工程と、
− 前記押出成形ユニット(7)内で前記粗押出成形物(41)を変形させ、前記押出成形物(40)を形成するように再成形された前記粗押出成形物(41)を前記押出成形ユニット(7)の開口部(60)から排出する工程と、を含み、
前記引抜成形チャネル(9)内の前記粗押出成形物(41)の移動方向(54)に垂直な前記粗押出成形物(41)を通したセクションにおいて、前記粗押出成形物(41)の前記外面(51)の第一の部分(52)が、前記引抜成形ユニット(6)を通る移動の間、前記引抜成形ユニット(6)の少なくとも一つの成形壁(46)上に置かれ、前記粗押出成形物(41)の前記外面(51)の第二の部分(53)が前記少なくとも一つの成形壁(46)と接触していない、および/または
前記引抜成形チャネル(9)内の前記粗押出成形物(41)の前記移動方向(54)に垂直な前記粗押出成形物(41)を通るセクションにおいて、前記粗押出成形物(41)の前記外面(51)が、前記引抜成形ユニット(6)を通る前記移動の間、前記引抜成形ユニット(6)の少なくとも一つの成形壁(46)上に置かれ、第一の成形壁(47)と第二の成形壁(48)との間の距離(50)が、前記引抜成形チャネル(9)内の前記粗押出成形物(41)の前記移動方向(54)に垂直に変化し、その結果、前記引抜成形チャネル(9)内の前記第一および第二の成形壁(47、48)の間の前記粗押出成形物(41)が利用可能な断面積が変化する、ことによって特徴付けられる、方法。 - 前記粗押出成形物(41)の前記外面(51)の前記第二の部分(53)上で、前記粗押出成形物(41)が周囲空気またはプロセスガスとのみ接触していることによって特徴付けられる、請求項1に記載の方法。
- 前記少なくとも一つの成形壁(46)が、前記粗押出成形物(41)の前記移動方向(54)に平行な移動方向に特に固定され、その結果、前記粗押出成形物(41)が、前記粗押出成形物(41)の前記引抜成形ユニット(6)を通る前記移動の結果、前記少なくとも一つの成形壁(46)に対する相対的移動を実施することによって特徴付けられる、請求項1または2に記載の方法。
- 移動壁(49)として、前記少なくとも一つの成形壁(46)が
前記引抜成形ユニット(6)を通る前記粗押出成形物(41)の前記移動に少なくとも部分的に、特に完全に従い、その結果、
前記粗押出成形物(41)の前記移動速度と前記少なくとも一つの移動壁(49)の前記移動速度との間の前記相対移動速度が前記引抜成形ユニット(6)を通る前記粗押出成形物(41)の前記移動速度より小さく、前記粗押出成形物(41)の前記移動速度および前記少なくとも一つの移動壁(49)の前記移動速度が、特に実質的に同一であることによって特徴付けられる、請求項1〜3のいずれか一項以上に記載の方法。 - 前記少なくとも一つの壁(46)が、少なくとも一つのローラー(55)および/または機構によって移動される少なくとも一つのダイの移動壁(49)として構成されることによって特徴付けられる、請求項4に記載の方法。
- 前記第一および/または第二の成形壁(47、48)が、特に前記粗押出成形物(41)の前記移動方向(54)に垂直な押圧方向に、押圧によって前記粗押出成形物(41)の前記外面(51)に押し付けられ、その結果、前記第一および/第二の成形壁(47、48)が前記粗押出成形物(41)の前記移動方向(54)に垂直な移動方向に移動することによって特徴付けられる、請求項1〜5のいずれか一項以上に記載の方法。
- 前記第一および/または第二の成形壁(47、48)が、特に電動モーターまたは可動ピストン、および/または特にばね(57)などの弾性要素(56)などのアクチュエータによって、前記粗押出成形物(41)の前記外面(51)上に押し付けられることによって特徴付けられる、請求項6に記載の方法。
- 前記第一および/または第二の成形壁(47、48)がローラー(55)によって形成され、前記ローラー(55)が、前記粗押出成形物(41)の前記移動方向(54)に垂直な移動方向に移動することによって特徴付けられる、請求項1〜7のいずれか一項以上に記載の方法。
- 前記少なくとも一つの成形壁(46)によって囲まれた前記引抜成形チャネル(9)が、前記粗押出成形物(41)の前記移動方向(54)に円錐状に先細であり、その結果、前記引抜成形ユニット(6)内の前記粗押出成形物(41)の変形の間、前記粗押出成形物(41)の幅(42)が縮小し、前記粗押出成形物(41)の厚さ(43)が増大することによって特徴付けられる、請求項1〜8のいずれか一項以上に記載の方法。
- 前記繊維(45)が、前記引抜成形ユニット(6)内、特に前記引抜成形チャネル(9)内で、前記硬化性マトリクス(44)と物質的に接合されることによって特徴付けられる、請求項1〜9のいずれか一項以上に記載の方法。
- 前記引抜成形ユニット(6)の前記引抜成形チャネル(9)を通る前記粗押出成形物(41)の前記移動の間、前記繊維(45)および好ましくは前記硬化性マトリクス(44)が張力によって圧力を加えられる、請求項1〜10のいずれか一項以上に記載の方法。
- 前記少なくとも一つの壁(46)が、移動壁(49)として凹面および/または凸面(58、59)を含み、前記移動壁(49)の前記凹面(58)および/または凸面(59)が、前記粗押出成形物(41)の前記外面(51)上に置かれ、その結果、補完的ジオメトリが前記粗押出成形物(41)の前記外面に加工されることによって特徴付けられる、請求項4〜11のいずれか一項以上に記載の方法。
- 前記少なくとも一つの補強構造(1)を導入する工程と、前記少なくとも一つの補強構造(1)が接続位置で前記基礎構造(4)に接続され、前記基礎構造(4)が前記少なくとも一つの補強構造(1)と一緒に前記支持構造(3)を形成するように、前記少なくとも一つの補強構造(1)を前記基礎構造(4)に接続する工程と、によって既存の基礎構造(4)が少なくとも一つの補強構造(1)によって強化されて支持構造(3)を形成し、前記少なくとも一つの補強構造(1)、特にすべての前記補強構造(1)が、引抜成形および/または押出成形によって、繊維(45)およびマトリクス(44)の複合材料から成り、引抜成形ユニット(6)および/または押出成形ユニット(7)および/またはプロセスユニット(5)が空間内で移動し、その結果、引抜成形および/または押出成形後、前記少なくとも一つの補強構造(1)、特にすべての前記補強構造(1)がそれぞれ必要な接続位置で前記基礎構造(4)上に引抜成形および/または押出成形され、前記補強構造(1)が請求項1〜12のいずれか一項に記載の方法を用いて、押出成形物(40)として製造されることにより特徴付けられる、請求項1〜12のいずれか一項以上に記載の方法。
- プロセスユニット(5)であって、
− 引抜成形チャネル(9)を有する引抜成形ユニット(6)であって、前記引抜成形チャネル(9)が少なくとも一つの成形壁(46)によって囲まれる、引抜成形ユニットと、
− 押出成形チャネル(15)および前記押出成形チャネル(15)から前記押出成形物(40)を排出するための開口部(60)を有する押出成形ユニット(7)と、
− 粗押出成形物(41)を前記引抜成形ユニット(6)から前記押出成形ユニット(7)へと搬送するための搬送装置(12)と、を備え、
前記引抜成形チャネル(9)が部分的に開放していることによって特徴付けられる、プロセスユニット(5)。 - 前記引抜成形チャネル(9)が、断面が少なくとも部分的にU字形状またはV字形状であることによって特徴付けられる、請求項14に記載のプロセスユニット。
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