FR1508916A - Procédé et dispositif de tréfilage de corps à forme tronconique ou similaire - Google Patents

Procédé et dispositif de tréfilage de corps à forme tronconique ou similaire

Info

Publication number
FR1508916A
FR1508916A FR92479A FR92479A FR1508916A FR 1508916 A FR1508916 A FR 1508916A FR 92479 A FR92479 A FR 92479A FR 92479 A FR92479 A FR 92479A FR 1508916 A FR1508916 A FR 1508916A
Authority
FR
France
Prior art keywords
frustoconical shape
drawing bodies
bodies
frustoconical
shape
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
FR92479A
Other languages
English (en)
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.)
Dalmine SpA
Original Assignee
Dalmine SpA
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 Dalmine SpA filed Critical Dalmine SpA
Application granted granted Critical
Publication of FR1508916A publication Critical patent/FR1508916A/fr
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
    • 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
    • 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
    • B21C3/00—Profiling tools for metal drawing; Combinations of dies and mandrels
    • B21C3/02—Dies; Selection of material therefor; Cleaning thereof
    • B21C3/08—Dies; Selection of material therefor; Cleaning thereof with section defined by rollers, balls, or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H7/00—Making articles not provided for in the preceding groups, e.g. agricultural tools, dinner forks, knives, spoons
    • B21H7/007—Taper rolling, e.g. leaf springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B21/00—Pilgrim-step tube-rolling, i.e. pilger mills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B23/00—Tube-rolling not restricted to methods provided for in only one of groups B21B17/00, B21B19/00, B21B21/00, e.g. combined processes planetary tube rolling, auxiliary arrangements, e.g. lubricating, special tube blanks, continuous casting combined with tube rolling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Metal Extraction Processes (AREA)
FR92479A 1966-01-31 1967-01-25 Procédé et dispositif de tréfilage de corps à forme tronconique ou similaire Expired FR1508916A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT205666 1966-01-31

Publications (1)

Publication Number Publication Date
FR1508916A true FR1508916A (fr) 1968-01-05

Family

ID=11102201

Family Applications (1)

Application Number Title Priority Date Filing Date
FR92479A Expired FR1508916A (fr) 1966-01-31 1967-01-25 Procédé et dispositif de tréfilage de corps à forme tronconique ou similaire

Country Status (4)

Country Link
US (1) US3483728A (fr)
BR (1) BR6786630D0 (fr)
FR (1) FR1508916A (fr)
GB (1) GB1135353A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000069582A1 (fr) * 1999-05-12 2000-11-23 Hjb Rolling Mill Technology Gmbh Procede de fabrication d'un produit de depart metallique en forme de bande, en particulier d'un produit de depart profile a intervalles reguliers, et utilisation d'un dispositif permettant de mettre en oeuvre ledit procede

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3903132A1 (de) * 1989-02-02 1990-08-09 Weichhart Gmbh Verfahren und vorrichtung zum verformen von metallrohren zu konusfoermigen oder sich verjuengenden koerpern

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US73715A (en) * 1868-01-28 harding
US1810885A (en) * 1927-10-31 1931-06-16 George E Neuberth Method of tapering metal tubes
US1871743A (en) * 1930-03-14 1932-08-16 Clinton H Sawyer Apparatus for making columns and the like
US2679925A (en) * 1947-05-14 1954-06-01 Vaughn Machinery Co Drawbench
US2597623A (en) * 1947-10-31 1952-05-20 Hurd Lock And Mfg Company Apparatus for manufacturing taper tubing
US3240045A (en) * 1962-10-15 1966-03-15 Prec Sheet Metal Inc Arrangement for contouring tubes
US3252314A (en) * 1963-08-09 1966-05-24 Blaw Knox Co Shock absorber for drawbenches
US3274816A (en) * 1963-09-20 1966-09-27 Held Richard Anthony Machine for tapering tubing
US3330145A (en) * 1964-10-05 1967-07-11 Straza Ind Machine and method for tapering rodlike tubular workpieces

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000069582A1 (fr) * 1999-05-12 2000-11-23 Hjb Rolling Mill Technology Gmbh Procede de fabrication d'un produit de depart metallique en forme de bande, en particulier d'un produit de depart profile a intervalles reguliers, et utilisation d'un dispositif permettant de mettre en oeuvre ledit procede

Also Published As

Publication number Publication date
US3483728A (en) 1969-12-16
BR6786630D0 (pt) 1973-05-24
GB1135353A (en) 1968-12-04

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