JP6324312B2 - 押出し機スクリュ、押出し機および押出し機スクリュを製造する方法 - Google Patents
押出し機スクリュ、押出し機および押出し機スクリュを製造する方法 Download PDFInfo
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- JP6324312B2 JP6324312B2 JP2014527667A JP2014527667A JP6324312B2 JP 6324312 B2 JP6324312 B2 JP 6324312B2 JP 2014527667 A JP2014527667 A JP 2014527667A JP 2014527667 A JP2014527667 A JP 2014527667A JP 6324312 B2 JP6324312 B2 JP 6324312B2
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- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 210000004513 dentition Anatomy 0.000 claims description 50
- 230000036346 tooth eruption Effects 0.000 claims description 50
- 238000003754 machining Methods 0.000 claims description 8
- 238000009760 electrical discharge machining Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/507—Screws characterised by the material or their manufacturing process
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/252—Drive or actuation means; Transmission means; Screw supporting means
- B29C48/2522—Shaft or screw supports, e.g. bearings
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/256—Exchangeable extruder parts
- B29C48/2564—Screw parts
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
- B29C48/402—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders the screws having intermeshing parts
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/57—Screws provided with kneading disc-like elements, e.g. with oval-shaped elements
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/64—Screws with two or more threads
- B29C48/645—Screws with two or more threads neighbouring threads and channels having identical configurations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/10—Quick-acting couplings in which the parts are connected by simply bringing them together axially
- F16D1/101—Quick-acting couplings in which the parts are connected by simply bringing them together axially without axial retaining means rotating with the coupling
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/67—Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/10—Quick-acting couplings in which the parts are connected by simply bringing them together axially
- F16D2001/103—Quick-acting couplings in which the parts are connected by simply bringing them together axially the torque is transmitted via splined connections
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49229—Prime mover or fluid pump making
- Y10T29/49236—Fluid pump or compressor making
- Y10T29/49242—Screw or gear type, e.g., Moineau type
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Description
12 内側歯列
14 外側スクリュ
16 第1の端面
18 第2の端面
20 歯
22 内側範囲
24 端面側の範囲
26 円柱面
28 縁部範囲
30 心棒
32 外側歯列
B10 押出し機セグメント幅
D 歯形補正部
LD 歯形補正長さ
HD 歯形補正高さ
k(x) 係合歯形長手方向曲線
L12 内側歯列長手方向軸線
L30 心棒長手方向軸線
P 歯形
PE 係合歯形
PG 基本歯形
PR 縁部歯形
R 歯底隅肉部曲率半径
x 縁部間隔
Z 歯高さ
Claims (11)
- 押出し機スクリュにおいて、該押出し機スクリュが、
外側歯列(32)および心棒長手方向軸線(L30)を備えた角柱状の心棒(30)を有する押出し機軸と、
内側歯列(12)および内側歯列長手方向軸線(L12)を備えた、心棒(30)に被嵌め可能な少なくとも1つの押出し機セグメント(10)であって、前記内側歯列(12)は、前記押出し機セグメント(10)の内側全体にわたって形成されている、押出し機セグメント(10)と
を備えており、
内側歯列(12)が、係合歯形(PE)を備えた歯形(P)を有していて、第1の端面(16)と第2の端面(18)との間の内側範囲(22)に、基本横断面を有する角柱状の基本歯形(PG)を備えており、
内側歯列長手方向軸線(L12)が、心棒長手方向軸線(L30)に対して同軸的に延びており、内側歯列(12)が、外側歯列(32)に噛み合っており、これによって、押出し機セグメント(10)が、心棒(30)に相対回動不能に結合されており、
内側歯列(12)が、少なくとも一方の端面に隣接して、基本歯形(PG)よりも小さな縁部横断面を少なくとも係合歯形(PE)の範囲に有する縁部歯形(PR)を備えていることを特徴とする、押出し機スクリュ。 - 歯形(P)が、内側歯列(12)の内側歯列長手方向軸線(L12)に対して同軸的に延びる長手方向軸線を備えた、歯高さの半分の高さにおいて延びる仮想円柱面(26)と係合歯形長手方向曲線(k(x))を描くように交わっており、該係合歯形長手方向曲線(k(x))が、数学的な意味で滑らかである、請求項1記載の押出し機スクリュ。
- 内側歯列(12)が、最も近い端面(16)からの縁部間隔(x)に関連した、基本横断面からの縁部横断面の寸法差を表す歯形補正部(D)を有しており、該歯形補正部(D)が、最も近い端面(16)から少なくとも2ミリメートルの縁部間隔(x)にまで延びている、請求項1または2記載の押出し機スクリュ。
- 歯形補正部(D)が、押出し機セグメント幅(B10)の最大で1/3である歯形補正長さ(LD)にわたって延びている、請求項1から3までのいずれか1項記載の押出し機スクリュ。
- 歯形補正部(D)が、内側歯列(12)の歯高さ(Z)よりも歯底隅肉部曲率半径(R)を差し引いた分だけ小さい歯形補正高さ(HD)を有している、請求項1から4までのいずれか1項記載の押出し機スクリュ。
- 内側歯列(12)が、インボリュート歯列である、請求項1から5までのいずれか1項記載の押出し機スクリュ。
- 歯形(P)が、内側歯列長手方向軸線(L12)に対して垂直にかつ第1の端面(16)と、該第1の端面(16)と反対の側に位置する第2の端面(18)との中間において延びる対称平面に対して鏡像対称的である、請求項1から6までのいずれか1項記載の押出し機スクリュ。
- 少なくとも一方の端面に隣接して、内側歯列(12)が外側歯列(32)に全面にわたって接触していない中間室が存在している、請求項1から7までのいずれか1項記載の押出し機スクリュ。
- 請求項1から8までのいずれか1項記載の少なくとも1つの押出し機スクリュを備えた押出し機。
- 請求項1から8までのいずれか1項記載の少なくとも1つの押出し機スクリュを備えた二軸スクリュ押出し機。
- 請求項1から8までのいずれか1項記載の押出し機スクリュを製造する方法において、
(a)ハンマ工具を用いたハンマ打撃によって外側歯列(32)を備えた角柱状の心棒(30)を製造し、
(b)角柱状の内側歯列(12)を備えた予備押出し機セグメントを製造し、
(c)前記ハンマ工具を用いて放電加工工具を製造し、
(d)該放電加工工具を用いた型彫り放電加工によって内側歯列(12)の歯形補正部(D)を製作する
ことを特徴とする、押出し機スクリュを製造する方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011112148.3 | 2011-09-01 | ||
DE102011112148.3A DE102011112148B4 (de) | 2011-09-01 | 2011-09-01 | Extruder und Verfahren zum Herstellen eines Extruders |
PCT/EP2012/066937 WO2013030322A1 (de) | 2011-09-01 | 2012-08-31 | Extruderschnecke, extruder und verfahren zum herstellen einer extruderschnecke |
Publications (2)
Publication Number | Publication Date |
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JP2014525359A JP2014525359A (ja) | 2014-09-29 |
JP6324312B2 true JP6324312B2 (ja) | 2018-05-16 |
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Application Number | Title | Priority Date | Filing Date |
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JP2014527667A Active JP6324312B2 (ja) | 2011-09-01 | 2012-08-31 | 押出し機スクリュ、押出し機および押出し機スクリュを製造する方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9802352B2 (ja) |
EP (1) | EP2750857B1 (ja) |
JP (1) | JP6324312B2 (ja) |
CN (1) | CN103764368B (ja) |
DE (1) | DE102011112148B4 (ja) |
WO (1) | WO2013030322A1 (ja) |
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DE102016011978A1 (de) | 2016-10-10 | 2018-04-12 | Reifenhäuser GmbH & Co. KG Maschinenfabrik | Schnecke zum Einsatz in einem Extruder und Extruder |
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DE102015005790A1 (de) * | 2015-05-10 | 2016-11-10 | Reifenhäuser GmbH & Co. KG Maschinenfabrik | Schnecke zum Einsatz in einem Extruder, Verfahren zum Umrüsten einer Schnecke und Extruder |
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- 2012-08-31 EP EP12756686.7A patent/EP2750857B1/de active Active
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US9802352B2 (en) | 2017-10-31 |
WO2013030322A1 (de) | 2013-03-07 |
JP2014525359A (ja) | 2014-09-29 |
EP2750857A1 (de) | 2014-07-09 |
DE102011112148B4 (de) | 2015-12-24 |
US20140199424A1 (en) | 2014-07-17 |
EP2750857B1 (de) | 2018-10-31 |
CN103764368A (zh) | 2014-04-30 |
DE102011112148A1 (de) | 2013-03-07 |
CN103764368B (zh) | 2017-03-29 |
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