JP6503461B2 - 電気導線の製造方法、このような方法のための金型並びに導線 - Google Patents
電気導線の製造方法、このような方法のための金型並びに導線 Download PDFInfo
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- JP6503461B2 JP6503461B2 JP2017532693A JP2017532693A JP6503461B2 JP 6503461 B2 JP6503461 B2 JP 6503461B2 JP 2017532693 A JP2017532693 A JP 2017532693A JP 2017532693 A JP2017532693 A JP 2017532693A JP 6503461 B2 JP6503461 B2 JP 6503461B2
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- Injection Moulding Of Plastics Or The Like (AREA)
- Insulated Conductors (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Communication Cables (AREA)
Description
4 導線長さ方向
6 導線コア
8 外被
10 外被区間
12 導体芯
14 部分区間
16 封止スリーブ
18 プラグケーシング
20 内部−耳−ヘッドホン
22 プラグ要素
24 モジュール式金型
26 成形モジュール
26A、26B 半部
27A 供給口
27B 出口
28 スプルスリット
30 可塑性材料
32 射出ユニット
34 射出個所
36 搬送方向
38 成形キャビティ
40 リブ
41 モジュール籠
42 封止板
43 配向要素
44A、44B 案内要素
45 閉鎖板
46 押出心金
48 (押出心金の)突起
50 材料分配器
52 中空室
54 冷却モジュール
56 断熱材
58 冷却媒体穴
60 半製品
62 固定個所
L 長さ方向軸線
A 間隔
Claims (16)
- 導線コア(6)とこの導線コアを取り囲む外被(8)とを有する、導線長さ方向(4)に延在する導線(2)を製造するための方法において、
前記外被(8)が互いに直接接する個々の外被区間(10)によって形成され、金型(24)を用いて連続的な成形方法で、前記外被(8)の個々の外被区間(10)が凝固可能な可塑性材料(30)で前記導線コア(6)を取り囲むことによって連続的に形成され、この場合、前記外被区間(10)のうちの少なくとも1つの部分区間(14)において前記外被(8)が前記導線長さ方向(4)に変化する横断面形状を生じ、
前記外被(8)を形成するために、前記可塑性材料(30)が前記金型(24)に入れられ、この金型が、少なくとも一つの成形モジュール(26)を有し、この成形モジュールが、互いに直接接する個々の前記外被区間を形成するように前記可塑性材料を前記導線コアに被覆するモジュールであって、前記変化する横断面形状を有する前記部分区間(14)を形成するために、導線長さ方向(4)に前記変化する横断面形状を有する成形キャビティ(38)を有し、分割平面に沿って分割されることを特徴とする方法。 - 前記外被(8)が前記金型(24)を用いて変形された押出し成形方法で製造され、この押出し成形方法の場合、
押出し成形ステップにおいて、前記成形モジュールが押出し成形のダイとして働き、前記導線コア(6)が前記成形モジュール(26)を通って連続的に案内され、同じ横断面形状を有する前記外被(8)の部分区間(14)が前記導線コア(6)上に押出され、そして
それに続く端側ステップにおいて、前記成形モジュールが前記部分区間の型として働き、前記導線コア(6)の搬送が停止され、前記導線コア(6)が前記成形モジュール(26)内で同じ状態にとどまり、入れられた前記可塑性材料(30)が前記成形モジュール(26)内で凝固することを特徴とする請求項1に記載の方法。 - 前記成形モジュール(26)が分割可能であり、この成形モジュールが硬化の後で分離され、前記外被(8)を有する前記導線コア(6)が前記成形モジュール(26)から取り出されることを特徴とする請求項2に記載の方法。
- 前記成形モジュール(26)が温度調節され、押出し成形ステップで前記可塑性材料(30)が流動可能に保持され、最終ステップで前記成形モジュール(26)が積極的に冷却されることを特徴とする請求項2または3に記載の方法。
- 前記成形モジュール(26)がダイとして形成され、このダイの手前に押出し心金(46)が接続配置され、前記導線コア(6)がこの押出し心金を通って案内され、前記押出し心金(46)が材料分配器(50)内に、環状中空室(52)を形成しつつ収容され、この環状中空室を経て前記可塑性材料(30)が供給されることを特徴とする請求項2〜4のいずれか一項に記載の方法。
- 前記成形モジュール(26)の前方に冷却モジュール(54)が接続配置され、押出し成形ステップの間この冷却モジュールによって、前記導線コア(6)上に被覆形成された材料(30)の冷却が行われることを特徴とする請求項2〜5のいずれか一項に記載の方法。
- 前記冷却モジュール(54)が前記成形モジュール(26)に対して断熱され、両モジュール(26、54)が少なくとも押出し成形ステップの間異なるように温度調節されることを特徴とする請求項2〜6のいずれか一項に記載の方法。
- 前記金型(24)が複数の成形モジュール(26)を備え、この成形モジュールが互いに直接並べられ、かつ普通の金型のように分割平面に沿って分割可能であることを特徴とする請求項1に記載の方法。
- 前記金型(24)がモジュール式に形成されて複数の成形モジュール(26)を備え、
前記成形モジュール(26)に前記導線コア(6)が供給され、
前記成形モジュール(26)が射出個所(34)のそばを搬送方向(36)に連続的に案内され、この射出個所から、溶融物としての前記可塑性材料(30)が個々の前記外被区間(10)を形成するためにそれぞれの前記成形モジュール(26)に入れられ、
続いて、前記材料が硬化した後で、硬化した前記外被区間(10)と前記導線コア(6)を有する前記導線(2)がそれぞれの成形モジュール(26)から連続的に取り出され、
個々の前記成形モジュール(26)が、導線長さ方向(4)に変化する前記横断面形状を形成するために、異なる型キャビティ(38)を有することを特徴とする請求項1または8に記載の方法。 - それぞれの前記成形モジュール(26)が搬送方向(36)に延在するスプルスリット(28)を備え、このスプルスリットに沿って前記成形モジュール(26)の充填が行われることを特徴とする請求項9に記載の方法。
- 前記金型(24)内に半製品(60)が入れられ、この半製品の少なくとも一部に前記外被(8)が被覆形成されることを特徴とする請求項1〜10のいずれか一項に記載の方法。
- 前記外被(8)を形成するために、少なくとも2つの異なる合成物質が多成分成形方法で被覆形成されることを特徴とする請求項1〜11のいずれか一項に記載の方法。
- 複数の成形モジュール(26)が1つのモジュール籠(41)内に、長さ方向軸線(L)に沿って並べて配置され、異なる成形モジュール(26)の使用によっておよび/または異なる列順序によって、異なるタイプの導線が形成されることを特徴とする請求項1〜12のいずれか一項に記載の方法。
- 前記成形モジュール(26)が1つのモジュール籠(41)内で互いに長さ方向軸線(L)に押圧され、そのために前記モジュール籠(41)が支持部(45)を備え、前記成形モジュール(26)の間の隙間を避けるために、前記成形モジュール(26)が前記支持部に押圧されることを特徴とする請求項13に記載の方法。
- 前記成形モジュール(26)を配向するために、ある数の配向要素(43)が前記モジュール籠(41)を通って長さ方向軸線(L)に案内され、前記成形モジュール(26)が前記配向要素(43)を通して案内する対応する通過ガイドを備えていることを特徴とする請求項13または14に記載の方法。
- 分割可能な押出しノズルとして形成された成形モジュール(26)を備え、この成形モジュールが変化する横断面形状を有する型キャビティ(38)と、導線コア(6)を供給するための供給口(27A)とを備えている、請求項1〜15のいずれか一項に記載の方法のための金型(24)。
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PCT/EP2015/080040 WO2016097012A1 (de) | 2014-12-17 | 2015-12-16 | Verfahren zur herstellung einer elektrischen leitung, werkzeugform für ein solches verfahren und leitung |
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US20170282464A1 (en) | 2017-10-05 |
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US10384403B2 (en) | 2019-08-20 |
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