IT201600103504A1 - MULTI-CASE SHEET FOR ASTIFORM BODIES INCLUDING FOUR ROLLER CAGES - Google Patents

MULTI-CASE SHEET FOR ASTIFORM BODIES INCLUDING FOUR ROLLER CAGES

Info

Publication number
IT201600103504A1
IT201600103504A1 IT102016000103504A IT201600103504A IT201600103504A1 IT 201600103504 A1 IT201600103504 A1 IT 201600103504A1 IT 102016000103504 A IT102016000103504 A IT 102016000103504A IT 201600103504 A IT201600103504 A IT 201600103504A IT 201600103504 A1 IT201600103504 A1 IT 201600103504A1
Authority
IT
Italy
Prior art keywords
astiform
bodies including
case sheet
roller cages
cages
Prior art date
Application number
IT102016000103504A
Other languages
Italian (it)
Inventor
Ettore Cernuschi
Danilo Galletti
Original Assignee
Danieli Off Mecc
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 Danieli Off Mecc filed Critical Danieli Off Mecc
Priority to IT102016000103504A priority Critical patent/IT201600103504A1/en
Priority to EP17797186.8A priority patent/EP3525946B1/en
Priority to PCT/IB2017/056347 priority patent/WO2018069876A1/en
Publication of IT201600103504A1 publication Critical patent/IT201600103504A1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B35/00—Drives for metal-rolling mills, e.g. hydraulic drives
    • B21B35/02—Drives for metal-rolling mills, e.g. hydraulic drives for continuously-operating mills
    • B21B35/04—Drives for metal-rolling mills, e.g. hydraulic drives for continuously-operating mills each stand having its own motor or motors
    • 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
    • B21B17/02—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, i.e. the mandrel rod contacts the rolled tube over the rod length
    • B21B17/04—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, i.e. the mandrel rod contacts the rolled tube over the rod length in a continuous process
    • 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
    • B21B17/14—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling without mandrel, e.g. stretch-reducing mills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
    • B21B13/02—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with axes of rolls arranged horizontally
    • B21B2013/025—Quarto, four-high stands
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
    • B21B31/16—Adjusting or positioning rolls
    • B21B31/20—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B35/00—Drives for metal-rolling mills, e.g. hydraulic drives
    • B21B35/02—Drives for metal-rolling mills, e.g. hydraulic drives for continuously-operating mills
    • B21B35/025—Drives for metal-rolling mills, e.g. hydraulic drives for continuously-operating mills for stretch-reducing of tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
IT102016000103504A 2016-10-14 2016-10-14 MULTI-CASE SHEET FOR ASTIFORM BODIES INCLUDING FOUR ROLLER CAGES IT201600103504A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT102016000103504A IT201600103504A1 (en) 2016-10-14 2016-10-14 MULTI-CASE SHEET FOR ASTIFORM BODIES INCLUDING FOUR ROLLER CAGES
EP17797186.8A EP3525946B1 (en) 2016-10-14 2017-10-13 Multi-stand rolling mill for rod-shaped bodies comprising mill stands with four motorized rolls
PCT/IB2017/056347 WO2018069876A1 (en) 2016-10-14 2017-10-13 Multi-stand rolling mill for rod-shaped bodies comprising mill stands with four motorized rolls

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102016000103504A IT201600103504A1 (en) 2016-10-14 2016-10-14 MULTI-CASE SHEET FOR ASTIFORM BODIES INCLUDING FOUR ROLLER CAGES

Publications (1)

Publication Number Publication Date
IT201600103504A1 true IT201600103504A1 (en) 2018-04-14

Family

ID=58609683

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102016000103504A IT201600103504A1 (en) 2016-10-14 2016-10-14 MULTI-CASE SHEET FOR ASTIFORM BODIES INCLUDING FOUR ROLLER CAGES

Country Status (3)

Country Link
EP (1) EP3525946B1 (en)
IT (1) IT201600103504A1 (en)
WO (1) WO2018069876A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114340810A (en) * 2019-08-22 2022-04-12 丹尼尔和科菲森梅克尼齐有限公司 Drive bar for guiding a mandrel or guiding device for guiding a mandrel in a rolling process of a tubular body

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2128121A (en) * 1982-10-01 1984-04-26 Mannesmann Ag Producing seamless pipes by rolling
EP2391460A1 (en) * 2008-12-30 2011-12-07 DANIELI & C. OFFICINE MECCANICHE S.p.A. Multi-stand rolling mill of the longitudinal elongator kind for rod-shaped bodies, comprising four-rolls stands, and method for substituting the stands
EP2772320A1 (en) * 2010-04-20 2014-09-03 SMS INNSE S.p.A Rolling mill for long articles
EP2878389A1 (en) * 2012-07-24 2015-06-03 Nippon Steel & Sumitomo Metal Corporation Seamless metal tube fabrication method and fabrication apparatus

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2128121A (en) * 1982-10-01 1984-04-26 Mannesmann Ag Producing seamless pipes by rolling
EP2391460A1 (en) * 2008-12-30 2011-12-07 DANIELI & C. OFFICINE MECCANICHE S.p.A. Multi-stand rolling mill of the longitudinal elongator kind for rod-shaped bodies, comprising four-rolls stands, and method for substituting the stands
EP2772320A1 (en) * 2010-04-20 2014-09-03 SMS INNSE S.p.A Rolling mill for long articles
EP2878389A1 (en) * 2012-07-24 2015-06-03 Nippon Steel & Sumitomo Metal Corporation Seamless metal tube fabrication method and fabrication apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114340810A (en) * 2019-08-22 2022-04-12 丹尼尔和科菲森梅克尼齐有限公司 Drive bar for guiding a mandrel or guiding device for guiding a mandrel in a rolling process of a tubular body
CN114340810B (en) * 2019-08-22 2024-05-24 丹尼尔和科菲森梅克尼齐有限公司 Driving bar for guiding a mandrel or guiding device for guiding a mandrel in a rolling process of a tubular body

Also Published As

Publication number Publication date
WO2018069876A1 (en) 2018-04-19
EP3525946B1 (en) 2020-11-25
EP3525946A1 (en) 2019-08-21

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