DE2724195A1 - Verfahren zur fertigung von stahlrohren fuer schraubenfoermig ineinander geriffelte waffenlaeufe - Google Patents

Verfahren zur fertigung von stahlrohren fuer schraubenfoermig ineinander geriffelte waffenlaeufe

Info

Publication number
DE2724195A1
DE2724195A1 DE19772724195 DE2724195A DE2724195A1 DE 2724195 A1 DE2724195 A1 DE 2724195A1 DE 19772724195 DE19772724195 DE 19772724195 DE 2724195 A DE2724195 A DE 2724195A DE 2724195 A1 DE2724195 A1 DE 2724195A1
Authority
DE
Germany
Prior art keywords
mandrel
pipe
approaches
cross
section
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.)
Pending
Application number
DE19772724195
Other languages
German (de)
English (en)
Inventor
Ricardo Dr Santoma
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.)
TRANSFORMACIONES METALURGICAS
Original Assignee
TRANSFORMACIONES METALURGICAS
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 TRANSFORMACIONES METALURGICAS filed Critical TRANSFORMACIONES METALURGICAS
Publication of DE2724195A1 publication Critical patent/DE2724195A1/de
Pending 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
    • B21C37/152—Making rifle and gunbarrels
    • B21C37/153—Making tubes with inner- and/or outer guides
    • 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
    • B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls
    • B21C37/207—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls with helical guides

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Extraction Processes (AREA)
  • Materials For Medical Uses (AREA)
  • Slide Fasteners, Snap Fasteners, And Hook Fasteners (AREA)
DE19772724195 1976-06-07 1977-05-27 Verfahren zur fertigung von stahlrohren fuer schraubenfoermig ineinander geriffelte waffenlaeufe Pending DE2724195A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES448624A ES448624A1 (es) 1976-06-07 1976-06-07 Procedimiento de fabricacion de tubos de acero para canones de armas, estriados helicoidalmente en su interior.

Publications (1)

Publication Number Publication Date
DE2724195A1 true DE2724195A1 (de) 1977-12-22

Family

ID=8471708

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772724195 Pending DE2724195A1 (de) 1976-06-07 1977-05-27 Verfahren zur fertigung von stahlrohren fuer schraubenfoermig ineinander geriffelte waffenlaeufe

Country Status (17)

Country Link
JP (1) JPS52150363A (da)
AR (1) AR220678A1 (da)
AT (1) AT364593B (da)
BE (1) BE855458A (da)
BR (1) BR7703699A (da)
CH (1) CH620378A5 (da)
DD (1) DD132299A5 (da)
DE (1) DE2724195A1 (da)
DK (1) DK248977A (da)
ES (1) ES448624A1 (da)
FR (1) FR2354155A1 (da)
IT (1) IT1078882B (da)
NL (1) NL7706197A (da)
NO (1) NO771966L (da)
PL (1) PL198702A1 (da)
SE (1) SE7706487L (da)
ZA (1) ZA773422B (da)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0295919A2 (en) * 1987-06-19 1988-12-21 The Babcock & Wilcox Company Cold drawing technique and apparatus for forming internally grooved tubes

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110576066A (zh) * 2018-06-10 2019-12-17 江苏君睿智能制造有限公司 一种钢管的冷拔转盘
CN111842517A (zh) * 2020-07-24 2020-10-30 浙江久立特材科技股份有限公司 一种带肋包壳管的冷拔模具、生产工艺及其成品管

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR518136A (fr) * 1918-03-27 1921-05-19 Ternitzer Stahl Und Eisenwerke Procédé et dispositif pour l'obtention des rayures dans les tubes
US2104319A (en) * 1934-02-10 1938-01-04 Remington Arms Co Inc Manufacture of rifled tubes
DE950362C (de) * 1940-01-16 1956-10-11 Benteler Werke Ag Verfahren zur Herstellung von mit schraubenfoermigen Zuegen versehenen, ohne Nachbearbeitung beschussfaehigen Drallrohren von Schusswaffen
DE768148C (de) * 1941-12-28 1958-07-03 Gustav Appel Maschinenfabrik Verfahren zur Herstellung eines Rohres mit vieleckigem gleichbleibenden oder sich verengenden Innenquerschnitt
FR1028353A (fr) * 1949-11-24 1953-05-21 Oerlikon Buehrle Ag Procédé d'usinage des tubes des armes à feu
US2852835A (en) * 1954-04-29 1958-09-23 Harvey Machine Co Inc Apparatus for forming spiral projections in tubing
GB1202491A (en) * 1967-03-15 1970-08-19 Nippon Kokan Kk A method and apparatus for forming internal helical ribbing in a metal tube
CH588311A5 (en) * 1975-06-13 1977-05-31 Jansen Ag Helically grooved tool mfr. - by drawing between two-part tools having groove negative pattern to give continuous helix on tube

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0295919A2 (en) * 1987-06-19 1988-12-21 The Babcock & Wilcox Company Cold drawing technique and apparatus for forming internally grooved tubes
EP0295919A3 (en) * 1987-06-19 1989-11-23 The Babcock & Wilcox Company Cold drawing technique and apparatus for forming internally grooved tubes

Also Published As

Publication number Publication date
JPS52150363A (en) 1977-12-14
AR220678A1 (es) 1980-11-28
NO771966L (no) 1977-12-08
BE855458A (fr) 1977-10-03
DK248977A (da) 1977-12-08
ES448624A1 (es) 1977-07-01
NL7706197A (nl) 1977-12-09
CH620378A5 (en) 1980-11-28
DD132299A5 (de) 1978-09-20
ZA773422B (en) 1978-04-26
BR7703699A (pt) 1978-03-21
ATA401377A (de) 1981-03-15
IT1078882B (it) 1985-05-08
SE7706487L (sv) 1977-12-08
AT364593B (de) 1981-10-27
PL198702A1 (pl) 1978-01-30
FR2354155A1 (fr) 1978-01-06

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Legal Events

Date Code Title Description
OD Request for examination
OHW Rejection