SU568487A1 - Punch for perforating holes in tubes in dies without mandrels - Google Patents

Punch for perforating holes in tubes in dies without mandrels

Info

Publication number
SU568487A1
SU568487A1 SU7602318728A SU2318728A SU568487A1 SU 568487 A1 SU568487 A1 SU 568487A1 SU 7602318728 A SU7602318728 A SU 7602318728A SU 2318728 A SU2318728 A SU 2318728A SU 568487 A1 SU568487 A1 SU 568487A1
Authority
SU
USSR - Soviet Union
Prior art keywords
punch
mandrels
dies
tubes
perforating holes
Prior art date
Application number
SU7602318728A
Other languages
Russian (ru)
Inventor
Сергей Иванович Смуров
Original Assignee
Павловский Автобусный Завод Имени А.А.Жданова
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 Павловский Автобусный Завод Имени А.А.Жданова filed Critical Павловский Автобусный Завод Имени А.А.Жданова
Priority to SU7602318728A priority Critical patent/SU568487A1/en
Application granted granted Critical
Publication of SU568487A1 publication Critical patent/SU568487A1/en

Links

Landscapes

  • Punching Or Piercing (AREA)
  • Forging (AREA)

Description

При соприкосновении пуа.нсона с трубчатой заготовкой вершины 1 ребер 2 выступов центрируют пуансоны относительно заготовки , а при внедрении пуансона в тело заготовки плавно вступают во взаимодействие с ней. When the pins are in contact with the tubular workpiece of the top 1 of the ribs, the 2 projections center the punches relative to the workpiece, and when the punch is inserted into the body of the workpiece, they smoothly interact with it.

Claims (2)

1.Авторское свидетельство № , 348263, кл. В 21 D 28/,28, В 21 D 37/00, 1969.1. The author's certificate number 348263, cl. B 21 D 28 /, 28, B 21 D 37/00, 1969. 2.Авторское свидетельство № 470338, кл. В 21 D 28/28, В 21 D 37/00, В 26 F 1/44, 1973.2. The copyright certificate number 470338, cl. B 21 D 28/28, B 21 D 37/00, B 26 F 1/44, 1973. ДD 1one цг. 1cg one
SU7602318728A 1976-01-29 1976-01-29 Punch for perforating holes in tubes in dies without mandrels SU568487A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU7602318728A SU568487A1 (en) 1976-01-29 1976-01-29 Punch for perforating holes in tubes in dies without mandrels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU7602318728A SU568487A1 (en) 1976-01-29 1976-01-29 Punch for perforating holes in tubes in dies without mandrels

Publications (1)

Publication Number Publication Date
SU568487A1 true SU568487A1 (en) 1977-08-15

Family

ID=20647031

Family Applications (1)

Application Number Title Priority Date Filing Date
SU7602318728A SU568487A1 (en) 1976-01-29 1976-01-29 Punch for perforating holes in tubes in dies without mandrels

Country Status (1)

Country Link
SU (1) SU568487A1 (en)

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