FIELD: plastic working of metal.
SUBSTANCE: method of deep drawing-shaping on punch of box-type parts comprises steps of making flanged blank; then shaping blank at reserving formed material in annular grooves on flange of blank; stretching formed material onto punch; additionally reserving formed material in central part of blank in recess of said part; drawing material from reservation zones at braking it. Invention provides increased depth of drawn box type parts by 1.5 -2 times.
EFFECT: increased depth of drawn parts.
2 cl, 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF DEEP DRAWING AND METHOD OF ITS IMPLEMENTATION | 2008 |
|
RU2367536C1 |
| METHOD FOR PULSE-TYPE DEEP DRAWING OF PARTS | 2001 |
|
RU2242318C2 |
| METHOD OF DEEP DRAWING PARTS FROM THIN-SHEET BLANKS AND PRESS TO THIS END (VERSIONS) | 2007 |
|
RU2408447C2 |
| METHOD FOR DRAWING HOLLOW ARTICLES OF SHEET BLANKS | 2001 |
|
RU2217257C2 |
| METHOD FOR PULSE TYPE DEEP DRAWING OF PARTS | 1998 |
|
RU2158644C2 |
| PRESS TOOL | 2003 |
|
RU2243052C1 |
| HOLLOW PART STAMPING METHOD | 1994 |
|
RU2069593C1 |
| APPARATUS FOR PULSE TYPE DEEP DRAWING OF PARTS | 2003 |
|
RU2241563C1 |
| METHOD OF FORMING THIN-WALL RINGS AND DEVICE TO THIS END | 2009 |
|
RU2428271C2 |
| APPARATUS FOR DEEP DRAWING OF PARTS | 2000 |
|
RU2188731C2 |
