FIELD: plastic working of metals, possibly manufacture of bent products from short thick-wall tubes.
SUBSTANCE: method comprises steps of filling cavity of blank with filler and performing bending in lever type die by means of deforming punch; applying to lower halves of end surfaces of blank mutually opposite compression efforts created by means of cams in the form of outer end members of levers of lever die; determining motion length path of each cam rotating by half of bending angle of blank according to given formula.
EFFECT: improved quality of bent product.
2 dwg, 1 ex
| Title | Year | Author | Number |
|---|---|---|---|
| MANUFACTURING METHOD OF BENT PRODUCTS | 2008 |
|
RU2368445C1 |
| METHOD OF PRODUCTION OF ROD PRODUCT WITH END BUD AND END TAPERING | 2006 |
|
RU2325244C2 |
| MANUFACTURING METHOD OF ROD-SHAPED PARTS OF END-CUTTING AND CORE STAMPING TOOL | 2007 |
|
RU2359776C2 |
| DIE FOR MAKING AXISYMMETRIC ARTICLES WITHOUT DIE GRADES | 2011 |
|
RU2481915C1 |
| METHOD OF METAL TUBE BENDING | 2012 |
|
RU2486982C1 |
| METHOD FOR STAMPING OF FORGED PIECES OF CROSSPIECE TYPE IN STAMP WITH HORIZONTAL CONNECTOR OF MATRICES | 2009 |
|
RU2399456C1 |
| A DIE WITH HORIZONTALLY PARTING FEMALE DIES FOR CROSS-PIECE FORGINGS | 2013 |
|
RU2550067C1 |
| DIE FOR BENDING BRACKETS AND CALIBRATING BRACKET ANGLE PORTIONS | 0 |
|
SU1750791A1 |
| 0 |
|
SU1669630A1 | |
| BENDING DIE SET | 0 |
|
SU1724407A1 |
