DE2964441D1 - Rolling mill for manufacturing finned tubes - Google Patents

Rolling mill for manufacturing finned tubes

Info

Publication number
DE2964441D1
DE2964441D1 DE7979104979T DE2964441T DE2964441D1 DE 2964441 D1 DE2964441 D1 DE 2964441D1 DE 7979104979 T DE7979104979 T DE 7979104979T DE 2964441 T DE2964441 T DE 2964441T DE 2964441 D1 DE2964441 D1 DE 2964441D1
Authority
DE
Germany
Prior art keywords
rolling mill
finned tubes
manufacturing finned
manufacturing
tubes
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
DE7979104979T
Other languages
English (en)
Inventor
Janusz Dipl Ing Przybyla
Leopold Ing Haczek
Zygmunt Dipl Ing Gozdziewicz
Andrzej Dipl Ing Szal
Josef Ing Pieczyk
Andrzej Dipl Ing Maczynski
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.)
ZAKLAD DOSWIADCZALNY PRZY ZAKL
Original Assignee
ZAKLAD DOSWIADCZALNY PRZY ZAKL
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 ZAKLAD DOSWIADCZALNY PRZY ZAKL filed Critical ZAKLAD DOSWIADCZALNY PRZY ZAKL
Application granted granted Critical
Publication of DE2964441D1 publication Critical patent/DE2964441D1/de
Expired 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
    • B21C37/20—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
    • B21C37/205—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 annular guides
    • 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
DE7979104979T 1978-12-06 1979-12-06 Rolling mill for manufacturing finned tubes Expired DE2964441D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL1978211542A PL121343B1 (en) 1978-12-06 1978-12-06 Rolling mill for transversely ribbed pipes

Publications (1)

Publication Number Publication Date
DE2964441D1 true DE2964441D1 (en) 1983-02-03

Family

ID=19993041

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7979104979T Expired DE2964441D1 (en) 1978-12-06 1979-12-06 Rolling mill for manufacturing finned tubes

Country Status (11)

Country Link
US (1) US4312207A (de)
EP (1) EP0012382B1 (de)
JP (1) JPS5581034A (de)
CS (1) CS212248B2 (de)
DD (1) DD147630A5 (de)
DE (1) DE2964441D1 (de)
HU (1) HU181034B (de)
PL (1) PL121343B1 (de)
RO (1) RO77961A (de)
SU (1) SU1118278A3 (de)
YU (1) YU288679A (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4546819A (en) * 1984-02-10 1985-10-15 Amtrol Inc. Double wall heat exchanger
JPH0413726U (de) * 1990-05-24 1992-02-04
GB9213770D0 (en) * 1992-06-29 1992-08-12 Davy Mckee Sheffield An hydraulic load capsule for a metal working rolling mill
IT1311775B1 (it) * 1999-01-19 2002-03-19 Andrea Toffanin Dispositivo di regolazione della posizione dei rulli forgianti in unalinea di profilatura.
US7146835B2 (en) * 2003-04-17 2006-12-12 International Roller Technology, Inc. Method and apparatus to reduce slot width in tubular members
US8424360B2 (en) * 2008-07-30 2013-04-23 Magna International Inc. Hydraulic cylinder with three positive position stops
CA2761802C (en) 2009-05-15 2016-10-25 Vast Power Portfolio, Llc Method and apparatus for strain relief in thermal liners for fluid transfer
US9441464B2 (en) 2010-05-17 2016-09-13 Vast Power Portfolio, Llc Bendable strain relief fluid filter liner, method and apparatus
CN104324944B (zh) * 2014-10-28 2016-10-26 太原磬泓机电设备有限公司 具有辊距在线调整功能的二辊无缝钢管轧机
CN106925699A (zh) * 2017-04-27 2017-07-07 沈阳飞机工业（集团）有限公司 一种用于mj外螺纹牙底圆弧滚压装置
US11246598B2 (en) 2018-03-28 2022-02-15 Covidien Lp Surgical anvil assemblies for surgical stapling instruments
CN113385623B (zh) * 2021-08-16 2021-11-19 常州市多朋机械有限公司 一种加强冷却的滚丝轮及运用该滚丝轮的滚丝工艺

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2730158A (en) * 1949-08-25 1956-01-10 Louvroil Montbard Aulnoye Straightening machines with hyperbolic rolls
US3389589A (en) * 1966-05-16 1968-06-25 Medart Engineering & Equipment Straightening machine
US3683656A (en) * 1970-03-25 1972-08-15 Carl M Lewis Heat exchanger apparatus and method of making the same
DE2037839A1 (en) * 1970-07-30 1972-02-03 Arndt, Franz Martin, 5860 Iserlohn Hydrostatic regulator with automatic clamping - for roll gap adjusted
PL80413B2 (de) * 1973-11-29 1975-08-30

Also Published As

Publication number Publication date
US4312207A (en) 1982-01-26
PL121343B1 (en) 1982-04-30
EP0012382B1 (de) 1982-12-29
CS212248B2 (en) 1982-03-26
HU181034B (en) 1983-05-30
RO77961A (ro) 1981-12-25
PL211542A1 (de) 1980-07-14
SU1118278A3 (ru) 1984-10-07
DD147630A5 (de) 1981-04-15
YU288679A (en) 1983-01-21
EP0012382A1 (de) 1980-06-25
JPS6211937B2 (de) 1987-03-16
JPS5581034A (en) 1980-06-18

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee