RU2007117393A - METHOD FOR PRODUCING CLOSED CYLINDRICAL SHELLS FROM METAL SHEET - Google Patents

METHOD FOR PRODUCING CLOSED CYLINDRICAL SHELLS FROM METAL SHEET Download PDF

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Publication number
RU2007117393A
RU2007117393A RU2007117393/02A RU2007117393A RU2007117393A RU 2007117393 A RU2007117393 A RU 2007117393A RU 2007117393/02 A RU2007117393/02 A RU 2007117393/02A RU 2007117393 A RU2007117393 A RU 2007117393A RU 2007117393 A RU2007117393 A RU 2007117393A
Authority
RU
Russia
Prior art keywords
workpiece
metal sheet
cylindrical shells
closed cylindrical
producing closed
Prior art date
Application number
RU2007117393/02A
Other languages
Russian (ru)
Other versions
RU2354482C2 (en
Inventor
Александр Моисеевич Песин (RU)
Александр Моисеевич Песин
Денис Николаевич Чикишев (RU)
Денис Николаевич Чикишев
Сергей Владимирович Блинов (RU)
Сергей Владимирович Блинов
Елена Евгеньевна Блинова (RU)
Елена Евгеньевна Блинова
Original Assignee
ООО "Магнитогорский научный информационно-технический центр" (RU)
ООО "Магнитогорский научный информационно-технический центр"
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.)
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Application filed by ООО "Магнитогорский научный информационно-технический центр" (RU), ООО "Магнитогорский научный информационно-технический центр" filed Critical ООО "Магнитогорский научный информационно-технический центр" (RU)
Priority to RU2007117393/02A priority Critical patent/RU2354482C2/en
Publication of RU2007117393A publication Critical patent/RU2007117393A/en
Application granted granted Critical
Publication of RU2354482C2 publication Critical patent/RU2354482C2/en

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  • Bending Of Plates, Rods, And Pipes (AREA)

Claims (1)

Способ изготовления замкнутых цилиндрических обечаек из металлического листа, включающий установку заготовки между валками листогибочной машины, подгибку передней и задней кромок заготовки, последующую гибку среднего участка заготовки, сварку продольного шва заготовки и правку дефектов цилиндричности заготовки, отличающийся тем, что, с целью повышения качества готового изделия, продольный сварочный шов заготовки подвергают механической обработке, обеспечивающей поверхностные сжимающие напряжения.A method of manufacturing closed cylindrical shells from a metal sheet, including installing a workpiece between the rolls of a bending machine, bending the front and rear edges of the workpiece, subsequent bending of the middle section of the workpiece, welding the longitudinal seam of the workpiece and correcting defects in the cylindrical shape of the workpiece, characterized in that, in order to improve the quality of the finished product products, the longitudinal welding seam of the workpiece is subjected to machining, providing surface compressive stresses.
RU2007117393/02A 2007-05-10 2007-05-10 Method of closed cylindrical rings manufacture from metal sheet RU2354482C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2007117393/02A RU2354482C2 (en) 2007-05-10 2007-05-10 Method of closed cylindrical rings manufacture from metal sheet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2007117393/02A RU2354482C2 (en) 2007-05-10 2007-05-10 Method of closed cylindrical rings manufacture from metal sheet

Publications (2)

Publication Number Publication Date
RU2007117393A true RU2007117393A (en) 2008-11-20
RU2354482C2 RU2354482C2 (en) 2009-05-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2007117393/02A RU2354482C2 (en) 2007-05-10 2007-05-10 Method of closed cylindrical rings manufacture from metal sheet

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RU (1) RU2354482C2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2486981C1 (en) * 2011-12-08 2013-07-10 Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Национальный исследовательский технологический университет "МИСиС" Production of large-diameter welded tubes
RU2492038C1 (en) * 2012-08-24 2013-09-10 Открытое акционерное общество "Татнефть" им. В.Д. Шашина Method of welding large-sized metallic shells
RU2543657C1 (en) * 2013-10-30 2015-03-10 Публичное акционерное общество "Северсталь" ПАО "Северсталь") Production method of longitudinally welded main pipes

Also Published As

Publication number Publication date
RU2354482C2 (en) 2009-05-10

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MM4A The patent is invalid due to non-payment of fees

Effective date: 20110511