HU174933B - Mekhanizm smeny puansona k oborudovaniju dlja izgotovlenija trubnoj zagatovki - Google Patents

Mekhanizm smeny puansona k oborudovaniju dlja izgotovlenija trubnoj zagatovki

Info

Publication number
HU174933B
HU174933B HU77IO250A HUIO000250A HU174933B HU 174933 B HU174933 B HU 174933B HU 77IO250 A HU77IO250 A HU 77IO250A HU IO000250 A HUIO000250 A HU IO000250A HU 174933 B HU174933 B HU 174933B
Authority
HU
Hungary
Prior art keywords
producing tube
apparatus producing
tube billets
piercing mandrels
changing
Prior art date
Application number
HU77IO250A
Other languages
English (en)
Hungarian (hu)
Inventor
Teresio Passoni
Jean P Calmes
Original Assignee
Innocenti Santeustacchio 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 Innocenti Santeustacchio Spa filed Critical Innocenti Santeustacchio Spa
Publication of HU174933B publication Critical patent/HU174933B/hu

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B25/00—Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group B21B17/00; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs
    • B21B25/06—Interchanging mandrels, fixing plugs on mandrel rods or cooling during interchanging mandrels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Replacement Of Web Rolls (AREA)
  • Metal Rolling (AREA)
  • Feeding Of Workpieces (AREA)
HU77IO250A 1976-10-18 1977-10-12 Mekhanizm smeny puansona k oborudovaniju dlja izgotovlenija trubnoj zagatovki HU174933B (hu)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2844076A IT1075032B (it) 1976-10-18 1976-10-18 Apparecchiatura per il recupero ed il reimpiego della stanga portapunta in un presso-laminatoio

Publications (1)

Publication Number Publication Date
HU174933B true HU174933B (hu) 1980-04-28

Family

ID=11223607

Family Applications (1)

Application Number Title Priority Date Filing Date
HU77IO250A HU174933B (hu) 1976-10-18 1977-10-12 Mekhanizm smeny puansona k oborudovaniju dlja izgotovlenija trubnoj zagatovki

Country Status (6)

Country Link
JP (1) JPS5350044A (ko)
DE (1) DE2742288A1 (ko)
ES (1) ES460065A1 (ko)
FR (1) FR2367545A1 (ko)
HU (1) HU174933B (ko)
IT (1) IT1075032B (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1153201B (it) * 1982-10-04 1987-01-14 Innocenti Santeustacchio Spa Metodo e relativa apparecchiatura per la ricircolazione dei mandrini in un laminatoio operante a mandrino trattenuto, per la produzione di tubi senza saldatura
DE102021204129A1 (de) 2020-08-12 2022-02-17 Sms Group Gmbh Vorrichtung und Verfahren zum Handhaben von Dornstangen in einem Rohrwalzwerk

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3722246A (en) * 1970-04-10 1973-03-27 Innocenti Soc Generale Hot perforating mill

Also Published As

Publication number Publication date
JPS6114882B2 (ko) 1986-04-21
DE2742288A1 (de) 1978-04-20
DE2742288C2 (ko) 1988-05-19
FR2367545A1 (fr) 1978-05-12
ES460065A1 (es) 1978-05-01
FR2367545B3 (ko) 1980-04-18
JPS5350044A (en) 1978-05-08
IT1075032B (it) 1985-04-22

Similar Documents

Publication Publication Date Title
GB1557849A (en) Method and apparatus for producing tube
EG14605A (en) Apparatus for hydrolically expanding a tube
JPS5391974A (en) Apparatus for making thermoplastic tubes
JPS5329365A (en) Method and device for producing extruded tubular film
GB1541486A (en) Tube cutting apparatus
JPS5348979A (en) Tubular apparatus for dialysis system
JPS5299964A (en) Pipe expanding apparatus
JPS5343273A (en) Device for supplying tube
ZA771098B (en) Apparatus for enlarging end portions of tubes
GB2002893B (en) Finned tube and process and apparatus for its making
JPS52135568A (en) Tubular inner piercing apparatus
JPS52133844A (en) Mandrel for tube welding
HU174934B (hu) Mekhanizm kreplenija puansona k truboproshivnomu stanu
JPS5364860A (en) Process for winding up tube and apparatus therefor
ZA775494B (en) Apparatus for producing tubular welded wire cage
HU174933B (hu) Mekhanizm smeny puansona k oborudovaniju dlja izgotovlenija trubnoj zagatovki
JPS53123356A (en) Stamping machine for stamping large diameter tube through long mandrel
JPS539382A (en) Holding apparatus for pouring die
JPS52120260A (en) Extrusion forming device for making pipe
JPS51115178A (en) Tube extruding apparatus
JPS52137474A (en) Process and device for making continuous tubing
JPS5251464A (en) Method and device for producing plastic tube
GB2005190B (en) Apparatus for cutting tubes
SU625803A1 (ru) Устройство дл правки особотонкостенных труб
JPS5373456A (en) Apparatus for cooling mandrel bar

Legal Events

Date Code Title Description
HU90 Patent valid on 900628
HMM4 Cancellation of final prot. due to non-payment of fee