FR2127178A5 - Welded tube drawing appts - interior weld burr removal avoids damage to tube interior surface - Google Patents

Welded tube drawing appts - interior weld burr removal avoids damage to tube interior surface

Info

Publication number
FR2127178A5
FR2127178A5 FR7106666A FR7106666A FR2127178A5 FR 2127178 A5 FR2127178 A5 FR 2127178A5 FR 7106666 A FR7106666 A FR 7106666A FR 7106666 A FR7106666 A FR 7106666A FR 2127178 A5 FR2127178 A5 FR 2127178A5
Authority
FR
France
Prior art keywords
interior
tube
burr removal
avoids damage
interior surface
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.)
Expired
Application number
FR7106666A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to FR7106666A priority Critical patent/FR2127178A5/en
Application granted granted Critical
Publication of FR2127178A5 publication Critical patent/FR2127178A5/en
Expired 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
    • B21C3/00—Profiling tools for metal drawing; Combinations of dies and mandrels
    • B21C3/16—Mandrels; Mounting or adjusting same
    • 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
    • B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
    • B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
    • B21C1/22—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles
    • 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
    • B21C37/0807—Tube treating or manipulating combined with, or specially adapted for use in connection with tube making machines, e.g. drawing-off devices, cutting-off
    • B21C37/0811—Tube treating or manipulating combined with, or specially adapted for use in connection with tube making machines, e.g. drawing-off devices, cutting-off removing or treating the weld bead

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Milling, Broaching, Filing, Reaming, And Others (AREA)
  • Milling Processes (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)

Abstract

Welded tubes with an inwardly projecting weld burr are drawn in a tool comprising a die, and a mandrel whose periphery has a cutter in the area of the burr. Partic. the mandrel has a groove through which the burr passes and a grooved extension piece which includes the cutter.
FR7106666A 1971-02-26 1971-02-26 Welded tube drawing appts - interior weld burr removal avoids damage to tube interior surface Expired FR2127178A5 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7106666A FR2127178A5 (en) 1971-02-26 1971-02-26 Welded tube drawing appts - interior weld burr removal avoids damage to tube interior surface

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7106666A FR2127178A5 (en) 1971-02-26 1971-02-26 Welded tube drawing appts - interior weld burr removal avoids damage to tube interior surface

Publications (1)

Publication Number Publication Date
FR2127178A5 true FR2127178A5 (en) 1972-10-13

Family

ID=9072552

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7106666A Expired FR2127178A5 (en) 1971-02-26 1971-02-26 Welded tube drawing appts - interior weld burr removal avoids damage to tube interior surface

Country Status (1)

Country Link
FR (1) FR2127178A5 (en)

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Legal Events

Date Code Title Description
ST Notification of lapse