CA1103072A - Device for inserting and pushing a bar into a press- piercing mill - Google Patents

Device for inserting and pushing a bar into a press- piercing mill

Info

Publication number
CA1103072A
CA1103072A CA317,118A CA317118A CA1103072A CA 1103072 A CA1103072 A CA 1103072A CA 317118 A CA317118 A CA 317118A CA 1103072 A CA1103072 A CA 1103072A
Authority
CA
Canada
Prior art keywords
action
bar
thrust means
plate
axis
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
CA317,118A
Other languages
English (en)
French (fr)
Inventor
Aurindo Nessi
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.)
SMS Group SpA
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
Application granted granted Critical
Publication of CA1103072A publication Critical patent/CA1103072A/en
Expired legal-status Critical Current

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
    • B21B25/02—Guides, supports, or abutments for mandrels, e.g. carriages or steadiers; Adjusting devices for mandrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
    • B21B17/08—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel having one or more protrusions, i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Press Drives And Press Lines (AREA)
  • Earth Drilling (AREA)
  • Metal Rolling (AREA)
  • Forging (AREA)
CA317,118A 1977-12-01 1978-11-30 Device for inserting and pushing a bar into a press- piercing mill Expired CA1103072A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT3029277A IT1088731B (it) 1977-12-01 1977-12-01 Apparecchia di introduzione e spinta di una barra in un presso-laminatoio perforatore
IT30292A/77 1977-12-01

Publications (1)

Publication Number Publication Date
CA1103072A true CA1103072A (en) 1981-06-16

Family

ID=11229495

Family Applications (1)

Application Number Title Priority Date Filing Date
CA317,118A Expired CA1103072A (en) 1977-12-01 1978-11-30 Device for inserting and pushing a bar into a press- piercing mill

Country Status (7)

Country Link
JP (1) JPS5493662A (it)
CA (1) CA1103072A (it)
DE (1) DE2851922A1 (it)
ES (1) ES475566A1 (it)
FR (1) FR2410516A1 (it)
GB (1) GB2009008B (it)
IT (1) IT1088731B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1094729B (it) * 1978-04-21 1985-08-02 Innocenti Santeustacchio Spa Apparecchiatura di introduzione e spinta di una barra in un presso-laminatoio perforatore
IT1149649B (it) * 1982-02-15 1986-12-03 Innocenti Santeustacchio Spa Guida di contenimento e centraggio billetta per guida di entrata di un presso laminatoio perforatore
CN107350288B (zh) * 2017-07-31 2023-07-25 北京京诚瑞信长材工程技术有限公司 一种轨梁式热定心机
CN115837409A (zh) * 2022-11-04 2023-03-24 山东磐金钢管制造有限公司 一种穿孔机头尾定心装置

Also Published As

Publication number Publication date
DE2851922A1 (de) 1979-06-07
JPS5493662A (en) 1979-07-24
ES475566A1 (es) 1979-04-01
FR2410516A1 (fr) 1979-06-29
GB2009008A (en) 1979-06-13
FR2410516B3 (it) 1981-10-02
JPS6120364B2 (it) 1986-05-22
GB2009008B (en) 1982-01-20
IT1088731B (it) 1985-06-10

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Legal Events

Date Code Title Description
MKEX Expiry