WO2001012356A1 - Verfahren und vorrichtung zur formung konischer rohrmäntel - Google Patents
Verfahren und vorrichtung zur formung konischer rohrmäntel Download PDFInfo
- Publication number
- WO2001012356A1 WO2001012356A1 PCT/CH2000/000202 CH0000202W WO0112356A1 WO 2001012356 A1 WO2001012356 A1 WO 2001012356A1 CH 0000202 W CH0000202 W CH 0000202W WO 0112356 A1 WO0112356 A1 WO 0112356A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- die
- conical
- punch
- shaping
- sheet
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D51/00—Making hollow objects
- B21D51/02—Making hollow objects characterised by the structure of the objects
- B21D51/10—Making hollow objects characterised by the structure of the objects conically or cylindrically shaped objects
-
- 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
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/16—Making tubes with varying diameter in longitudinal direction
- B21C37/18—Making tubes with varying diameter in longitudinal direction conical tubes
- B21C37/185—Making tubes with varying diameter in longitudinal direction conical tubes starting from sheet material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
Definitions
- the invention relates to a method for forming sheet metal into conical pipe jackets.
- the invention further relates to a device according to claim 5.
- Tapered tubes are desirable for a variety of applications.
- the production of conical pipe jackets, which can subsequently be welded into a conical pipe, is complex.
- the invention is therefore based on the object of conically rounding sheets in a simple manner.
- Figure 1 is a schematic side view of a press device with punch and die;
- Figure 2a, 2b cross sections through stamp and
- Figure 3 shows the device of Figure 1 at the beginning of the pressing process
- Figure 4 shows the device of Figure 1 during the pressing process
- Figure 5 shows the device of Figure 1 at the end of the pressing process; and Figure 6 additional shaping wings.
- FIG. 1 shows a roughly schematic side view of a device for conically shaping sheet metal.
- a die 1 is shown, which has an inner longitudinally conical cavity 2, which is indicated in the figure by the broken line 3, which represents the lowest surface line of the conical cavity 2, which forms part of a truncated cone.
- Figures 2a and 2b show the die 1 with its conical cavity 2 in vertical section along the section lines BB and CC of Figure 1.
- the punch 4 is also tapered in the longitudinal direction as part 12 of a truncated cone and corresponds in shape to that area, which is intended for immersion in the die 1, the shape of the conical cavity, but reduced by the thickness of the sheet to be deformed.
- the stamp 4 is also shown in vertical section, from which the conical shape of the part 12 of the stamp can be seen.
- the punch 4 deviates from the truncated cone shape (which is indicated by the broken line 9) in order to facilitate the removal of the conically shaped sheet.
- any other conically tapering cross-sectional shapes can of course also be used.
- the punch 4 can be pivoted about a pivot axis 5 in order to carry out a curve movement according to arrow A for immersion in the die 1.
- the punch 4 can be driven by a roughly schematically illustrated crank arrangement 10, 11 which moves the punch 4 into the die cavity 2 and presses it there against the sheet metal and removes the punch 4 from the die again along the curve symbolized by the arrow A.
- crank drives are the expert common and need not be shown here.
- any other actuating elements for example hydraulic or pneumatic actuating elements, can be used which move the punch according to the curve shown or another curve shape according to the following description and insert it into the die and lead out of this.
- FIG. 3 shows the same device in one
- FIG. 4 shows the stamp 4, which dips into the die 1 with its curved movement, in a position in which it is approximately half immersed in the die, the latter being shown transparently in the drawing, so that the stamp 4 in its The position in the die can be seen.
- FIG. 5 shows the punch 4 in its end position, the curve movement preferably taking place in such a way that the punch along its entire length essentially brings the sheet metal into contact with the base of the die. In this way, the sheet is deformed evenly conical, as it corresponds to the shape of the punch and die. In the end position shown in FIG. 5, the sheet can be repressed in a manner known per se to prevent re-forming.
- a lateral area of the sheet metal sheet can first be shaped conically, then in a further step a further lateral area and finally the middle area, so that three pressing processes for producing the conical tubular jacket are provided.
- more press strokes for example 5 or 7 strokes, can also be carried out.
- the two edge areas of the metal sheet can, however, also be preformed in another way, so that only the middle part is conically deformed in a press stroke according to the invention. As indicated schematically in FIG.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU34149/00A AU3414900A (en) | 1999-08-13 | 2000-04-06 | Method and device for forming conical tube casings |
US10/049,461 US6675627B1 (en) | 1999-08-13 | 2000-04-06 | Method and device for forming conical tube casings |
EP00912327A EP1210191B1 (de) | 1999-08-13 | 2000-04-06 | Verfahren und vorrichtung zur formung konischer rohrmäntel |
DE50003850T DE50003850D1 (de) | 1999-08-13 | 2000-04-06 | Verfahren und vorrichtung zur formung konischer rohrmäntel |
CA002380634A CA2380634C (en) | 1999-08-13 | 2000-04-06 | Method and device for forming conical tube casings |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1482/99 | 1999-08-13 | ||
CH148299 | 1999-08-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001012356A1 true WO2001012356A1 (de) | 2001-02-22 |
Family
ID=4211501
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CH2000/000202 WO2001012356A1 (de) | 1999-08-13 | 2000-04-06 | Verfahren und vorrichtung zur formung konischer rohrmäntel |
Country Status (6)
Country | Link |
---|---|
US (1) | US6675627B1 (de) |
EP (1) | EP1210191B1 (de) |
AU (1) | AU3414900A (de) |
CA (1) | CA2380634C (de) |
DE (1) | DE50003850D1 (de) |
WO (1) | WO2001012356A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009023973A1 (de) * | 2007-08-21 | 2009-02-26 | Soutec Soudronic Ag | Vorrichtung und verfahren zum formen eines rohres aus einem blech |
CN102689182A (zh) * | 2012-06-15 | 2012-09-26 | 浙江博雷重型机床制造有限公司 | 一种螺旋地桩自动生产线 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0011894D0 (en) * | 2000-05-18 | 2000-07-05 | Bae Sys Defence Sys Ltd | Tools and process for forming conical components |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1059389B (de) * | 1956-11-09 | 1959-06-18 | Wilhelmsburger Maschf | Presse zum Herstellen von konischen Hohlkoerpern, Profilen od. dgl. |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US61678A (en) * | 1867-01-29 | miller | ||
US179501A (en) * | 1876-07-04 | Improvement in spout-formers | ||
US800508A (en) * | 1905-03-07 | 1905-09-26 | American Brake Co | Machine for forming springs. |
US2701001A (en) * | 1953-09-23 | 1955-02-01 | James Hardy Monroe | Device for bending sheet material |
-
2000
- 2000-04-06 CA CA002380634A patent/CA2380634C/en not_active Expired - Fee Related
- 2000-04-06 AU AU34149/00A patent/AU3414900A/en not_active Abandoned
- 2000-04-06 EP EP00912327A patent/EP1210191B1/de not_active Expired - Lifetime
- 2000-04-06 DE DE50003850T patent/DE50003850D1/de not_active Expired - Lifetime
- 2000-04-06 WO PCT/CH2000/000202 patent/WO2001012356A1/de active IP Right Grant
- 2000-04-06 US US10/049,461 patent/US6675627B1/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1059389B (de) * | 1956-11-09 | 1959-06-18 | Wilhelmsburger Maschf | Presse zum Herstellen von konischen Hohlkoerpern, Profilen od. dgl. |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009023973A1 (de) * | 2007-08-21 | 2009-02-26 | Soutec Soudronic Ag | Vorrichtung und verfahren zum formen eines rohres aus einem blech |
CN102689182A (zh) * | 2012-06-15 | 2012-09-26 | 浙江博雷重型机床制造有限公司 | 一种螺旋地桩自动生产线 |
Also Published As
Publication number | Publication date |
---|---|
US6675627B1 (en) | 2004-01-13 |
EP1210191A1 (de) | 2002-06-05 |
DE50003850D1 (de) | 2003-10-30 |
CA2380634C (en) | 2008-06-17 |
CA2380634A1 (en) | 2001-02-22 |
AU3414900A (en) | 2001-03-13 |
EP1210191B1 (de) | 2003-09-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3515465C2 (de) | Verfahren und Vorrichtung zur Herstellung einer Behälterendkappe | |
DE19530056A1 (de) | Verfahren und Vorrichtung zum Herstellen T-förmiger bzw. mindestens eine domartige Abzweigung aufweisender Hohlkörper | |
DE10232098B4 (de) | Vorrichtung zum Herstellen von Rohren aus Blechtafeln | |
DE4446815B4 (de) | Verfahren und Vorrichtung zum Auspressen eines Strangs aus einer Leichtmetall-Legierung | |
DE69612240T2 (de) | Matrice und Verfahren zum Einhalsen einer Metalldose | |
EP2802425A1 (de) | Vorrichtung und verfahren zum tiefziehen von schalenteilen mit integriertem kopf- und zargenbeschnitt | |
DE19639677B4 (de) | Verfahren und Vorrichtung zur Herstellung des äußeren Elements eines Universalgelenks mit Kreuznuten | |
WO2011107414A2 (de) | Verfahren und vorrichtung zum ziehen und beschneiden von platinen | |
DE1900741A1 (de) | Verfahren und Vorrichtung zur Erzeugung von konischem Rohr | |
DE1285434B (de) | Verfahren und Einrichtung zum Aufweiten eines Rohres | |
EP1210191B1 (de) | Verfahren und vorrichtung zur formung konischer rohrmäntel | |
DE2723109A1 (de) | Abstreifverfahren und abstreifer | |
EP1654080A1 (de) | Verfahren zum innenhochdruckumformen von konischen rohren aus metall | |
DE3218923A1 (de) | Vorrichtung zur herstellung von ziehstuecken ohne flansch | |
DE511460C (de) | Verfahren zur Herstellung von Profilen gleichmaessiger Wandstaerke aus Blechstreifen, insbesondere von Magnesium und Magnesiumlegierungen | |
DE9411461U1 (de) | Vorrichtung zum Hochdruckformen von Felgenkränzen | |
DE19911125C1 (de) | Verfahren und Vorrichtung zum Trennen oder Lochen eines Werkstücks unter Einfluß eines unter Hochdruck stehenden Druckmediums | |
EP1216769A2 (de) | Verfahren zur Herstellung eines umfänglich geschlossenen Hohlprofiles und eine Vorrichtung zur Durchführung desselben | |
DE2402190C3 (de) | Vorrichtung zum Biegen von Stahlblechen bzw. -platten | |
EP0771598A1 (de) | Verfahren zur Verminderung der Reibung bei der hydraulischen Umformung mittels Innenhochdruck und Vorrichtung zum hydraulischen Umformen | |
DE10028804A1 (de) | Verfahren zum hydromechanischen Umformen von Blechen und Vorrichtung zur Durchführung des Verfahrens | |
DE10120880B4 (de) | Verfahren zur Herstellung von Tiefziehteilen | |
DE69024059T2 (de) | Vorrichtung und verfahren zum vorlochen von blöcken. | |
EP4355511A1 (de) | Verfahren und umformvorrichtung zur herstellung von ringförmigen formteilen | |
WO2023240371A1 (de) | Verfahren und umformvorrichtung zur herstellung von ringförmigen formteilen |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AL AM AT AU AZ BA BB BG BR BY CA CH CN CR CU CZ DE DK DM EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT TZ UA UG US UZ VN YU ZA ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2000912327 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2380634 Country of ref document: CA |
|
WWE | Wipo information: entry into national phase |
Ref document number: 10049461 Country of ref document: US |
|
WWP | Wipo information: published in national office |
Ref document number: 2000912327 Country of ref document: EP |
|
REG | Reference to national code |
Ref country code: DE Ref legal event code: 8642 |
|
WWG | Wipo information: grant in national office |
Ref document number: 2000912327 Country of ref document: EP |
|
NENP | Non-entry into the national phase |
Ref country code: JP |