DE183095C - - Google Patents

Info

Publication number
DE183095C
DE183095C DENDAT183095D DE183095DA DE183095C DE 183095 C DE183095 C DE 183095C DE NDAT183095 D DENDAT183095 D DE NDAT183095D DE 183095D A DE183095D A DE 183095DA DE 183095 C DE183095 C DE 183095C
Authority
DE
Germany
Prior art keywords
welded
welding rollers
pipe
funnel
advancement
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
DENDAT183095D
Other languages
German (de)
Publication of DE183095C publication Critical patent/DE183095C/de
Active legal-status Critical Current

Links

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
    • 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
    • B21C37/08—Making tubes with welded or soldered seams

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)

Description

Hierzu ι Blatt Zeichnungen.For this purpose ι sheet of drawings.

PERUN. GEDRUCKT IN DER REICHSDHUCKEREt.PERUN. PRINTED IN THE REICHSDHUCKEREt.

Claims (1)

Patent-Anspruch: μΛ Patent claim: μΛ Vorrichtung zur Herstellung stumpfgeschweißter Rohre in einem einzigen Durchgange, bei der der von einer Ziehzange erfaßte Blechstreifen zunächst von einem Ziehtrichter in die Rohrform gebogen, vorgeschweißt und darauf durch dahinter angeordnete Schweißrollen fertig geschweißt wird, dadurch gekennzeichnet, daß die Schweißrollen (b) so angetrieben werden, daß sie die Fortbewegung des Rohres durch den Ziehtrichter unterstützen. Apparatus for the production of butt-welded pipes in a single pass, in which the sheet metal strip grasped by a drawing tongs is first bent into the pipe shape by a drawing funnel, pre-welded and then completely welded by welding rollers arranged behind it, characterized in that the welding rollers (b) are driven in this way that they support the advancement of the pipe through the drawing funnel.
DENDAT183095D Active DE183095C (en)

Publications (1)

Publication Number Publication Date
DE183095C true DE183095C (en)

Family

ID=447130

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT183095D Active DE183095C (en)

Country Status (1)

Country Link
DE (1) DE183095C (en)

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