FR2322673A1 - DEVICE FOR THE MANUFACTURING OF BLANK TUBES WITH CONSTANT INTERNAL DIAMETER AND THINNED ENDS - Google Patents

DEVICE FOR THE MANUFACTURING OF BLANK TUBES WITH CONSTANT INTERNAL DIAMETER AND THINNED ENDS

Info

Publication number
FR2322673A1
FR2322673A1 FR7400469A FR7400469A FR2322673A1 FR 2322673 A1 FR2322673 A1 FR 2322673A1 FR 7400469 A FR7400469 A FR 7400469A FR 7400469 A FR7400469 A FR 7400469A FR 2322673 A1 FR2322673 A1 FR 2322673A1
Authority
FR
France
Prior art keywords
manufacturing
internal diameter
constant internal
blank tubes
thinned ends
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.)
Granted
Application number
FR7400469A
Other languages
French (fr)
Other versions
FR2322673B1 (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.)
GULYAEV GENNADY
Original Assignee
GULYAEV GENNADY
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
Priority to DE2363288A priority Critical patent/DE2363288A1/en
Priority to US426220A priority patent/US3864951A/en
Application filed by GULYAEV GENNADY filed Critical GULYAEV GENNADY
Priority to FR7400469A priority patent/FR2322673A1/en
Priority to GB86674A priority patent/GB1421673A/en
Publication of FR2322673A1 publication Critical patent/FR2322673A1/en
Application granted granted Critical
Publication of FR2322673B1 publication Critical patent/FR2322673B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • B21B31/32—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis by liquid pressure, e.g. hydromechanical adjusting
    • 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
    • B21B17/12—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 in a discontinuous process, e.g. plug-rolling mills
    • 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
    • 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
    • B21B31/22—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis mechanically, e.g. by thrust blocks, inserts for removal
    • B21B31/30—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis mechanically, e.g. by thrust blocks, inserts for removal by wedges or their equivalent

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Metal Rolling (AREA)
FR7400469A 1973-12-19 1974-01-07 DEVICE FOR THE MANUFACTURING OF BLANK TUBES WITH CONSTANT INTERNAL DIAMETER AND THINNED ENDS Granted FR2322673A1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE2363288A DE2363288A1 (en) 1973-12-19 1973-12-19 PLANT FOR THE MANUFACTURING OF DOLLARS WITH A CONSTANT INSIDE DIAMETER AND WONDERED ENDS
US426220A US3864951A (en) 1973-12-19 1973-12-19 Device for producing semi-product tubes of constant inner diameter with thinned ends
FR7400469A FR2322673A1 (en) 1973-12-19 1974-01-07 DEVICE FOR THE MANUFACTURING OF BLANK TUBES WITH CONSTANT INTERNAL DIAMETER AND THINNED ENDS
GB86674A GB1421673A (en) 1973-12-19 1974-01-08 Device for producing semi-finished tubes of constant inner diameter with thinned ends

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE2363288A DE2363288A1 (en) 1973-12-19 1973-12-19 PLANT FOR THE MANUFACTURING OF DOLLARS WITH A CONSTANT INSIDE DIAMETER AND WONDERED ENDS
US426220A US3864951A (en) 1973-12-19 1973-12-19 Device for producing semi-product tubes of constant inner diameter with thinned ends
FR7400469A FR2322673A1 (en) 1973-12-19 1974-01-07 DEVICE FOR THE MANUFACTURING OF BLANK TUBES WITH CONSTANT INTERNAL DIAMETER AND THINNED ENDS
GB86674A GB1421673A (en) 1973-12-19 1974-01-08 Device for producing semi-finished tubes of constant inner diameter with thinned ends

Publications (2)

Publication Number Publication Date
FR2322673A1 true FR2322673A1 (en) 1977-04-01
FR2322673B1 FR2322673B1 (en) 1978-01-13

Family

ID=27431783

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7400469A Granted FR2322673A1 (en) 1973-12-19 1974-01-07 DEVICE FOR THE MANUFACTURING OF BLANK TUBES WITH CONSTANT INTERNAL DIAMETER AND THINNED ENDS

Country Status (4)

Country Link
US (1) US3864951A (en)
DE (1) DE2363288A1 (en)
FR (1) FR2322673A1 (en)
GB (1) GB1421673A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4190887A (en) * 1975-08-22 1980-02-26 Nippon Steel Corporation Press roll piercing method
DE2820865C2 (en) * 1978-05-10 1980-07-03 Mannesmann Ag, 4000 Duesseldorf Device for making pipes
FI97918C (en) * 1995-07-18 1997-03-10 Plustech Oy Speed control system for a cutting machine for a woodworking machine, in particular a grapple harvester
US8091455B2 (en) 2008-01-30 2012-01-10 Cummins Filtration Ip, Inc. Apparatus, system, and method for cutting tubes
DE202012012829U1 (en) * 2011-09-23 2014-03-27 Shanghai Yinsheng Rubber & Plastic Company Ltd. Rolling machine with adjustable roll spacing for decoration material
EP3566789A1 (en) * 2018-05-11 2019-11-13 Muhr und Bender KG Hydraulic arrangement and method for controlling a rolling gap of a rolling stand

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1551865A (en) * 1965-07-23 1969-01-03
US3577757A (en) * 1966-04-06 1971-05-04 Achenbach Sohne Gmbh Roller frame structure with one or more pressing devices for maintaining constant the gap between the rollers

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2209968A (en) * 1938-05-02 1940-08-06 Nat Tube Co Manufacture of bessemer steel seamless tubes
US2204491A (en) * 1938-05-16 1940-06-11 Heetkamp Heinrich Rolling mill plant for the manufacture of seamless tubes
US2432566A (en) * 1944-09-08 1947-12-16 Nat Tube Co Tapering metal tubes
US2635492A (en) * 1946-03-20 1953-04-21 Martin S Gettig Plug-handling mechanism for seamless tube mills
US2780118A (en) * 1953-02-05 1957-02-05 United States Steel Corp Apparatus for rolling tubes

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1551865A (en) * 1965-07-23 1969-01-03
US3577757A (en) * 1966-04-06 1971-05-04 Achenbach Sohne Gmbh Roller frame structure with one or more pressing devices for maintaining constant the gap between the rollers

Also Published As

Publication number Publication date
US3864951A (en) 1975-02-11
FR2322673B1 (en) 1978-01-13
GB1421673A (en) 1976-01-21
DE2363288A1 (en) 1975-08-21

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Legal Events

Date Code Title Description
ST Notification of lapse