NO312345B1 - Ekstruderingsdysesett med variabelt tverrsnitt og fremgangsmåte for ekstruderingsforming med variabelt tverrsnitt - Google Patents
Ekstruderingsdysesett med variabelt tverrsnitt og fremgangsmåte for ekstruderingsforming med variabelt tverrsnitt Download PDFInfo
- Publication number
- NO312345B1 NO312345B1 NO19964878A NO964878A NO312345B1 NO 312345 B1 NO312345 B1 NO 312345B1 NO 19964878 A NO19964878 A NO 19964878A NO 964878 A NO964878 A NO 964878A NO 312345 B1 NO312345 B1 NO 312345B1
- Authority
- NO
- Norway
- Prior art keywords
- extrusion
- mandrel
- nozzle
- molding
- hole
- Prior art date
Links
- 238000001125 extrusion Methods 0.000 title claims description 219
- 238000000034 method Methods 0.000 title claims description 28
- 238000000465 moulding Methods 0.000 claims description 37
- 230000033001 locomotion Effects 0.000 claims description 36
- 239000012778 molding material Substances 0.000 claims description 29
- 239000000463 material Substances 0.000 claims description 18
- 230000002093 peripheral effect Effects 0.000 claims description 16
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 230000007423 decrease Effects 0.000 claims description 11
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 5
- 238000011156 evaluation Methods 0.000 claims 1
- 238000013461 design Methods 0.000 description 18
- 230000033228 biological regulation Effects 0.000 description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 9
- 229910052782 aluminium Inorganic materials 0.000 description 9
- 238000010276 construction Methods 0.000 description 7
- 239000012530 fluid Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 235000012438 extruded product Nutrition 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000414 obstructive effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C23/00—Extruding metal; Impact extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C25/00—Profiling tools for metal extruding
- B21C25/08—Dies or mandrels with section variable during extruding, e.g. for making tapered work; Controlling variation
-
- 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
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- 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
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
-
- 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
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
-
- 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
- B29C48/30—Extrusion nozzles or dies
- B29C48/302—Extrusion nozzles or dies being adjustable, i.e. having adjustable exit sections
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
- B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
- B29C48/903—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies externally
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
- B29C48/907—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article using adjustable calibrators, e.g. the dimensions of the calibrator being changeable
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Of Metal (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP08355695A JP3584532B2 (ja) | 1995-03-16 | 1995-03-16 | 可変断面押出用ダイスおよび可変断面押出成形方法 |
JP12042895A JP3588859B2 (ja) | 1995-04-24 | 1995-04-24 | 可変断面押出用ダイスおよび可変断面押出成形方法 |
JP24829595A JPH0970616A (ja) | 1995-09-04 | 1995-09-04 | 可変断面押出し成形の制御システムおよび制御方法 |
PCT/JP1996/000647 WO1996028264A1 (fr) | 1995-03-16 | 1996-03-14 | Matrice a extrusion a section variable et technique d'extrusion avec ce type de matrice |
Publications (3)
Publication Number | Publication Date |
---|---|
NO964878L NO964878L (no) | 1996-11-15 |
NO964878D0 NO964878D0 (no) | 1996-11-15 |
NO312345B1 true NO312345B1 (no) | 2002-04-29 |
Family
ID=27304260
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO19964878A NO312345B1 (no) | 1995-03-16 | 1996-11-15 | Ekstruderingsdysesett med variabelt tverrsnitt og fremgangsmåte for ekstruderingsforming med variabelt tverrsnitt |
Country Status (7)
Country | Link |
---|---|
US (1) | US5989466A (de) |
EP (1) | EP0769334B1 (de) |
KR (1) | KR100334422B1 (de) |
CA (1) | CA2188249C (de) |
DE (1) | DE69606598T2 (de) |
NO (1) | NO312345B1 (de) |
WO (1) | WO1996028264A1 (de) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001191110A (ja) * | 1999-12-28 | 2001-07-17 | Showa Alum Corp | 可変断面押出材の製造方法 |
JP4298116B2 (ja) * | 2000-02-23 | 2009-07-15 | 日本碍子株式会社 | スリット付きハニカム構造体の製造方法及び製造装置 |
FR2816531B1 (fr) * | 2000-11-14 | 2003-02-21 | Peugeot Citroen Automobiles Sa | Procede et dispositif de fabrication d'un profile metallique et profile metallique obtenu par un tel procede |
JP4386321B2 (ja) * | 2001-01-31 | 2009-12-16 | 本田技研工業株式会社 | 異形断面を有する管材の押出成形方法および管材押出成形用ダイス |
KR20010035294A (ko) * | 2001-02-01 | 2001-05-07 | 정형동 | 속건성 방청 코팅제 |
US6769899B2 (en) * | 2001-02-09 | 2004-08-03 | American Maplan Corporation | Independent X/Y flow adjustable extrusion die |
US6673283B2 (en) * | 2002-01-30 | 2004-01-06 | Empire Level Mfg. Corp. | Method for optical control of an adjustable core pin for vial molding |
US6854312B2 (en) | 2002-06-17 | 2005-02-15 | Avestor Limited Partnership | Process and apparatus for manufacturing lithium or lithium alloy thin sheets for electrochemical cells |
US7169843B2 (en) * | 2003-04-25 | 2007-01-30 | Stockhausen, Inc. | Superabsorbent polymer with high permeability |
US20050126246A1 (en) * | 2003-12-12 | 2005-06-16 | Dragos Ungurean | Solid shapes extrusion |
US20050136163A1 (en) * | 2003-12-22 | 2005-06-23 | Good Humor-Breyers Ice Cream | Orifice modifier |
DE102005020296B4 (de) * | 2005-04-30 | 2010-06-02 | Battenfeld Extrusionstechnik Gmbh | Vorrichtung für die Profilextrusion |
DE102005031222A1 (de) * | 2005-07-01 | 2007-01-04 | Troester Gmbh & Co. Kg | Verfahren und Vorrichtung zur Herstellung von elektrischen Leitern mit einer Ummantelung |
US7458799B2 (en) * | 2006-02-03 | 2008-12-02 | Defreitas Glen | Tapered hollow pole extruder |
GB2437938B (en) * | 2006-05-13 | 2010-06-30 | Chesney Orme | Moulding of plastics to form continous extruded profiles |
US20090174219A1 (en) * | 2008-01-04 | 2009-07-09 | Foreman Grant G | Vehicle energy absorber structure and method |
US8485787B2 (en) * | 2009-09-08 | 2013-07-16 | Siemens Energy, Inc. | Turbine airfoil fabricated from tapered extrusions |
DE102011001882A1 (de) | 2010-04-09 | 2011-10-13 | Troester Gmbh & Co. Kg | Vorrichtung mit einer einstellbaren Durchlassöffnung |
KR101165243B1 (ko) | 2010-04-29 | 2012-07-16 | 주식회사 엠에스 오토텍 | 자동차 도어프레임의 가변압출용 금형장치 및 가변압출방법 |
DE202010014366U1 (de) * | 2010-10-15 | 2011-02-10 | Jarus Gmbh | Verstellbares Extrusionswerkzeug |
CN103167940B (zh) | 2010-11-04 | 2016-09-21 | 3M创新有限公司 | 形成过滤元件的方法 |
DE102011051571A1 (de) | 2011-07-05 | 2013-01-10 | Troester Gmbh & Co. Kg | Vorrichtung zur variablen Einstellung einer Durchlassöffnung |
CN103240293A (zh) * | 2013-05-10 | 2013-08-14 | 广东伟业铝厂有限公司 | 一种管壁厚度多变的无缝铝合金管及其生产方法 |
CN103567249B (zh) * | 2013-10-31 | 2015-07-22 | 中北大学 | 一种大型长锥喇叭筒件的挤压成形组合模具 |
DE102014115998A1 (de) | 2014-11-03 | 2016-05-04 | Troester Gmbh & Co. Kg | Vorrichtung mit einer einstellbaren Durchlassöffnung für ein strangförmiges Erzeugnis |
KR101616290B1 (ko) | 2014-12-04 | 2016-04-29 | 주식회사 화승알앤에이 | 가변 압출 장치 및 그 제어 방법 |
US10125446B2 (en) | 2015-12-01 | 2018-11-13 | Whirlpool Corporation | Laundry treating appliance |
US10053808B2 (en) | 2015-12-01 | 2018-08-21 | Whirlpool Corporation | Laundry treating appliance |
US10036114B2 (en) | 2015-12-01 | 2018-07-31 | Whirlpool Corporation | Laundry treating appliance |
US10487432B2 (en) | 2015-12-01 | 2019-11-26 | Whirlpool Corporation | Laundry treating appliance |
CN109311070A (zh) * | 2016-06-09 | 2019-02-05 | 戴弗根特技术有限公司 | 用于弧形件和节点的设计和制造的系统及方法 |
TWI616245B (zh) * | 2016-08-09 | 2018-03-01 | 財團法人金屬工業研究發展中心 | 用以製造可變曲率擠型件之擠型裝置及擠型方法 |
KR101942242B1 (ko) * | 2016-11-18 | 2019-01-28 | 동연스틸주식회사 | 가변단면을 가진 파이프 제조 장치 및 방법 |
JP7091252B2 (ja) * | 2016-11-30 | 2022-06-27 | アイシン軽金属株式会社 | 構造部材 |
JP6583303B2 (ja) * | 2017-02-16 | 2019-10-02 | 横浜ゴム株式会社 | ゴム押出装置およびゴム押出物の製造方法 |
DE102017124443A1 (de) | 2017-10-19 | 2019-04-25 | Brandenburgische Technische Universität Cottbus-Senftenberg | Profil mit in der Längsrichtung variierenden Querschnittsformen und Verfahren zu dessen Herstellung |
CN109530470B (zh) * | 2018-10-30 | 2020-09-29 | 北京长城华冠汽车科技股份有限公司 | 局部增强的异截面梁的成形装置及方法 |
CN114472571A (zh) * | 2022-01-18 | 2022-05-13 | 哈尔滨理工大学 | 一种变截面板材条带式可动芯模挤压成形装置及方法 |
US11642712B1 (en) * | 2022-02-24 | 2023-05-09 | GM Global Technology Operations LLC | Method of manufacturing vehicle body structure component to include reinforced regions |
ES1296787Y (es) * | 2022-06-14 | 2023-04-21 | Ceram Mayor S A | Molde de extrusion de seccion variable |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2899053A (en) * | 1959-08-11 | Production of shapes of varying | ||
US2392336A (en) * | 1938-11-03 | 1946-01-08 | Nissen Ulrich | Extrusion press |
DE925343C (de) * | 1941-06-10 | 1955-03-21 | Schloemann Ag | Strangpresse zur Herstellung von Hohlprofilen mit sich in Laengsrichtung aenderndem Querschnitt |
FR1004361A (fr) * | 1947-04-10 | 1952-03-28 | Begot Et Cie Ets | Produits de forme allongée et à section variable, procédé et appareil pour leur fabrication |
US2778493A (en) * | 1951-12-31 | 1957-01-22 | Kreidler Alfred | Apparatus for the production of tubular bodies with variable cross-section |
US2748934A (en) * | 1952-10-04 | 1956-06-05 | Aluminum Co Of America | Extrusion apparatus |
US2715459A (en) * | 1953-01-02 | 1955-08-16 | Loewy Construction Company Inc | Die locking arrangement for extrusion presses |
US2780835A (en) * | 1954-03-02 | 1957-02-12 | Orville B Sherman | Apparatus for extruding plastic tubes |
US3176494A (en) * | 1959-04-27 | 1965-04-06 | Reynolds Metals Co | Extrusion press |
US3178770A (en) * | 1962-01-19 | 1965-04-20 | Du Pont | Variable orifice extruder die |
US3540094A (en) * | 1966-04-04 | 1970-11-17 | Reinhard Hendrik Antoon Jansse | Device for extruding articles |
US3585834A (en) * | 1968-06-03 | 1971-06-22 | Alcon Research And Dev Ltd | Variable opening die bolster for extrusion press |
US3820374A (en) * | 1970-06-16 | 1974-06-28 | Dow Chemical Co | Mandrel for extruding tubing |
FR2130986A5 (en) * | 1971-03-29 | 1972-11-10 | Lego Claude | Extrusion die - for drawing profiles of continuously variable cross section |
US3914085A (en) * | 1972-05-22 | 1975-10-21 | Dow Chemical Co | Extrusion apparatus |
JPS5374569A (en) * | 1976-12-15 | 1978-07-03 | Kayaba Industry Co Ltd | Apparatus for compensating length of parison in hollow plastic molding machine |
JPH01192414A (ja) * | 1988-01-26 | 1989-08-02 | Kobe Steel Ltd | 内径段付管の製造方法 |
GB8903815D0 (en) * | 1989-02-20 | 1989-04-05 | Alcan Int Ltd | Extruding apparatus |
JPH06285539A (ja) * | 1993-04-06 | 1994-10-11 | Nippon Steel Corp | 断面形状が連続的に変化する金属形材の押出し加工法 |
JPH06304644A (ja) * | 1993-04-26 | 1994-11-01 | Sanyo Special Steel Co Ltd | 内径テーパ管の製造方法 |
-
1996
- 1996-03-14 US US08/737,332 patent/US5989466A/en not_active Expired - Fee Related
- 1996-03-14 CA CA002188249A patent/CA2188249C/en not_active Expired - Fee Related
- 1996-03-14 DE DE69606598T patent/DE69606598T2/de not_active Expired - Fee Related
- 1996-03-14 EP EP96906020A patent/EP0769334B1/de not_active Expired - Lifetime
- 1996-03-14 WO PCT/JP1996/000647 patent/WO1996028264A1/ja active IP Right Grant
- 1996-03-14 KR KR1019960706017A patent/KR100334422B1/ko not_active IP Right Cessation
- 1996-11-15 NO NO19964878A patent/NO312345B1/no unknown
Also Published As
Publication number | Publication date |
---|---|
US5989466A (en) | 1999-11-23 |
EP0769334A4 (de) | 1997-01-08 |
KR970702765A (ko) | 1997-06-10 |
CA2188249A1 (en) | 1996-09-19 |
DE69606598D1 (de) | 2000-03-16 |
DE69606598T2 (de) | 2000-07-06 |
EP0769334A1 (de) | 1997-04-23 |
NO964878L (no) | 1996-11-15 |
CA2188249C (en) | 2003-10-14 |
NO964878D0 (no) | 1996-11-15 |
KR100334422B1 (ko) | 2002-09-27 |
EP0769334B1 (de) | 2000-02-09 |
WO1996028264A1 (fr) | 1996-09-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NO312345B1 (no) | Ekstruderingsdysesett med variabelt tverrsnitt og fremgangsmåte for ekstruderingsforming med variabelt tverrsnitt | |
CN101605619B (zh) | 弯管坯料及其制造装置以及制造方法 | |
EP0970764A1 (de) | Vorrichtung zum herstellen von plattenmaterial | |
CN1599660A (zh) | 挤压设备中的液化器泵控制 | |
CN1198726A (zh) | 玻璃板的传送和弯曲设备 | |
CN112338038B (zh) | 柔性冲头金属微成形及成形力测量一体化装置及测量方法 | |
US5657922A (en) | Machine and process for forming tapered or cylindrical utility poles from flat sheet metal | |
CA2202220C (en) | Corrugated plastic wall panels | |
CN110052525A (zh) | 一种空间轴线薄壁管的一模多件整体成形模具及其方法 | |
CN104487182A (zh) | 直接或间接式的挤出金属管的方法、用于压挤金属管的芯轴、金属管挤出机以及挤出的金属管 | |
EP3328567B1 (de) | Verfahren und vorrichtung zur herstellung eines geformten hohlprofil | |
EP0747145B1 (de) | Matrize zum strangpressen von profilen mit variablem querschnitt und strangpressverfahren zur herstellung von profilen mit variablem querschnitt | |
CN206937566U (zh) | 一种预制件快速换模系统中的模板固定装置 | |
JP4972792B2 (ja) | 対向液圧成形方法および対向液圧成形装置 | |
CN209407252U (zh) | 一种冲压机及其送料机构 | |
CN217665475U (zh) | 反向挤压机模轴与填充轴移动切换装置 | |
JPH0970616A (ja) | 可変断面押出し成形の制御システムおよび制御方法 | |
CN109719933A (zh) | 一种基于三维模型数据的3d打印装置 | |
CN213495726U (zh) | 一种开平机用可调限位装置 | |
CN219236306U (zh) | 一种纸箱生产装置成型模具 | |
SU854540A1 (ru) | Штамм дл поперечного выдавливани полых изделий с внешним торцевым фланцем | |
CN206937567U (zh) | 一种预制件快速换模系统中的模板固定装置 | |
SU821026A1 (ru) | Способ получени изделий типа стака-HOB C НАРужНыМи бОКОВыМи ВыСТупАМи | |
EP0549793A1 (de) | Verfahren zur herstellung eines gegenstandes durch plastische verformung | |
SU1013021A1 (ru) | Устройство дл гибки труб |