RU2016131284A - METHOD FOR PRODUCING SEAMLESS PIPES FROM DIFFORMABLE METALS AND ALLOYS - Google Patents

METHOD FOR PRODUCING SEAMLESS PIPES FROM DIFFORMABLE METALS AND ALLOYS Download PDF

Info

Publication number
RU2016131284A
RU2016131284A RU2016131284A RU2016131284A RU2016131284A RU 2016131284 A RU2016131284 A RU 2016131284A RU 2016131284 A RU2016131284 A RU 2016131284A RU 2016131284 A RU2016131284 A RU 2016131284A RU 2016131284 A RU2016131284 A RU 2016131284A
Authority
RU
Russia
Prior art keywords
workpiece
exp
press
diameter
expander
Prior art date
Application number
RU2016131284A
Other languages
Russian (ru)
Other versions
RU2650474C2 (en
Inventor
Владимир Сергеевич Калинин
Александр Анатольевич Швечков
Original Assignee
Публичное Акционерное Общество "Корпорация Всмпо-Ависма"
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 Публичное Акционерное Общество "Корпорация Всмпо-Ависма" filed Critical Публичное Акционерное Общество "Корпорация Всмпо-Ависма"
Priority to RU2016131284A priority Critical patent/RU2650474C2/en
Publication of RU2016131284A publication Critical patent/RU2016131284A/en
Application granted granted Critical
Publication of RU2650474C2 publication Critical patent/RU2650474C2/en

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
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/08—Making wire, bars, tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Metal Extraction Processes (AREA)
  • Extrusion Of Metal (AREA)
  • Forging (AREA)

Claims (6)

Способ изготовления бесшовных труб из труднодеформируемых металлов и сплавов, включающий сверление цилиндрической заготовки, нанесение технологической смазки, нагрев полой заготовки, загрузку заготовки в контейнер, последовательные операции экспандирования заготовки в контейнере пресса и прессования трубы, отделение трубы от пресс-остатка, отличающийся тем, что экспандирование заготовки осуществляют экспандером, диаметр Dэксп которого выполнен в соответствии с соотношением:A method of manufacturing seamless pipes from hardly deformable metals and alloys, including drilling a cylindrical workpiece, applying technological grease, heating a hollow workpiece, loading a workpiece into a container, sequential operations of expanding the workpiece in a press container and pressing a pipe, separating the pipe from the press residue, characterized in that the expansion of the workpiece is carried out by an expander, the diameter D exp of which is made in accordance with the ratio: Dэксп=Dвнутр.заг×Кэксп, мм,D exp = D internal zag × K exp , mm, где Dэксп - диаметр экспандера, мм;where D exp - the diameter of the expander, mm; Dвнутр.заг - внутренний диаметр заготовки, мм;D int. Zag - inner diameter of the workpiece, mm; Кэксп - коэффициент экспандирования, (Кэксп=1,5-3,5),K exp - expansion coefficient, (K exp = 1.5-3.5), при этом на переднем конце экспандера соосно закрепляют прошивную иглу длиной, составляющей 1,2-3,0 длины сверленой заготовки, и диаметром, составляющим 0,980-0,995 внутреннего диаметра направляющего кольца, установленного в держателе инструментальной доски, после экспандирования контейнер с пресс-штемпелем отводят в исходное положение, а инструментальную доску перемещают на следующую позицию с предварительно установленной пресс-матрицей, причем между пресс-матрицей и экспандированной заготовкой размещают смазочную шайбу и последующим ходом пресса осуществляют прессование трубы.at the same time, at the front end of the expander, a piercing needle is coaxially fixed with a length of 1.2-3.0 of the length of the drilled workpiece and with a diameter of 0.980-0.995 of the inner diameter of the guide ring installed in the tool board holder, after expansion, the container with the stamp is retracted to the initial position, and the tool board is moved to the next position with a pre-installed press die, and between the press die and the expanded workpiece, a grease washer and subsequent stroke are placed Ohm press carry out the pressing of the pipe.
RU2016131284A 2016-07-28 2016-07-28 Method of manufacturing seamless tubes from cylindrical billets of hard-to-deform metals and alloys RU2650474C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2016131284A RU2650474C2 (en) 2016-07-28 2016-07-28 Method of manufacturing seamless tubes from cylindrical billets of hard-to-deform metals and alloys

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2016131284A RU2650474C2 (en) 2016-07-28 2016-07-28 Method of manufacturing seamless tubes from cylindrical billets of hard-to-deform metals and alloys

Publications (2)

Publication Number Publication Date
RU2016131284A true RU2016131284A (en) 2018-02-02
RU2650474C2 RU2650474C2 (en) 2018-04-13

Family

ID=61174096

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2016131284A RU2650474C2 (en) 2016-07-28 2016-07-28 Method of manufacturing seamless tubes from cylindrical billets of hard-to-deform metals and alloys

Country Status (1)

Country Link
RU (1) RU2650474C2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114378128A (en) * 2022-01-26 2022-04-22 重庆理工大学 Integrated device for preparing light alloy thin-wall pipe and processing method thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06106233A (en) * 1992-09-24 1994-04-19 Sumitomo Metal Ind Ltd Method for hot-extruding tube
RU2097158C1 (en) * 1996-09-02 1997-11-27 Верхнесалдинское металлургическое производственное объединение Tube extrusion method
RU2166394C1 (en) * 1999-10-29 2001-05-10 Открытое акционерное общество Акционерная холдинговая компания "Всероссийский научно-исследовательский и проектно-конструкторский институт металлургического машиностроения имени академика Целикова" Method for making seamless steel tubes
RU2486980C1 (en) * 2012-04-03 2013-07-10 Открытое акционерное общество "Всероссийский институт легких сплавов" (ОАО "ВИЛС") Method of producing tubes from hardly-deformed metals
UA77963U (en) * 2012-05-28 2013-03-11 Частное Акционерное Общество "Сентравис Продакшн Юкрейн" Method for manufacturing pipes of austenitic steels
CN103071693B (en) * 2012-12-25 2015-08-12 包进平 A kind of squeezing needle for big-size thinning plastic tubing or hollow profile and pressing method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114378128A (en) * 2022-01-26 2022-04-22 重庆理工大学 Integrated device for preparing light alloy thin-wall pipe and processing method thereof

Also Published As

Publication number Publication date
RU2650474C2 (en) 2018-04-13

Similar Documents

Publication Publication Date Title
ATE512730T1 (en) DEVICE AND METHOD FOR AXIAL FORMING OF LONG-LONG HOLLOW BODIES
BRPI0516769A8 (en) PROCESS FOR THE MANUFACTURE OF HOT-PRODUCED SEAMLESS STEEL TUBE AND DEVICE FOR PERFORMING THE PROCESS
RU2016116571A (en) FORGING FORMING WITH DRILLING PIPES
US8459085B2 (en) Method of and apparatus for making pipe from a tubular workpiece
US2932889A (en) Pipe upsetting
RU2016131284A (en) METHOD FOR PRODUCING SEAMLESS PIPES FROM DIFFORMABLE METALS AND ALLOYS
MX2007009653A (en) Method for forming tapered piston pins.
US9744628B1 (en) System and method for coldworking holes in a workpiece
US2392797A (en) Manufacture of metal tubular articles
JP6729929B2 (en) Tube expansion device
US2297885A (en) Flaring tool
RU2522051C1 (en) Method to produce internal straight channel in long-length pipe by lathe machine
JP2018122357A5 (en)
CN103978061B (en) Elongated heavy wall variable cross-section endoporus tungsten alloys device and method
US3564894A (en) Apparatus and method of forming tubular articles
RU2010119126A (en) METHOD FOR PRESSING HOLLOW PROFILES AND DEVICE FOR ITS IMPLEMENTATION
CN202752643U (en) Cylinder sleeve flame ring rough turning clamp
PL225397B1 (en) Device for simultaneous cutting holes and forcing through the tubular metal elements
US4205545A (en) Method of forming louvered openings in tubular members
US7287406B2 (en) Transition forming machine
JP2018061977A (en) Burring tool and burring device
US1467264A (en) of cincinnati
US3067799A (en) Manufacture of circumferentially corrugated pipes
JP2020011275A (en) Molding method and molding equipment of pipe material
PL232713B1 (en) Method for concurrent extrusion of flanged bushing

Legal Events

Date Code Title Description
MM4A The patent is invalid due to non-payment of fees

Effective date: 20200729