FIELD: apparatuses for blanking plastic, mainly blanking inserts integrated to chip-cards.
SUBSTANCE: apparatus includes operating in pair blanking punch with blanking surface and counter-support between which plastics to be punched is placed. Blanking surface of blanking punch has acute-angled cutting edges with apex angle less than 90°. Counter-support is in the form of die. It allows to blank notches practically along the whole perimeter of insert.
EFFECT: reduced probability of cracking in paint layer along edge of blanked portion and burr occurring.
5 cl, 6 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| DIE FOR BLANKING AND ASSEMBLING | 0 |
|
SU1310073A2 |
| METHOD AND DIE SET FOR FORMING SAW TEETH (VARIANTS) | 2005 |
|
RU2312744C2 |
| TENON PLATE AND METHOD OF PRODUCING SAME | 0 |
|
SU1269747A3 |
| METHOD FOR LOW-WASTE BLANKING FROM SHEET MATERIAL ROLL (VERSIONS) | 2014 |
|
RU2584833C2 |
| METHOD FOR DECENTRALIZED PRODUCTION OF PERSONAL CARDS AND BLANK OF PERSONAL CARDS FOR IMPLEMENTATION OF METHOD | 2018 |
|
RU2705768C1 |
| PROGRESSIVE DIE | 0 |
|
SU1278076A1 |
| METHOD OF MAKING TOOL-ELECTRODE FOR ELECTRIC DISCHARGE BROACHING | 0 |
|
SU891308A1 |
| DEVICE FOR FORGING HEXAGONAL PARTS FROM SHEET PRODUCTS | 1992 |
|
RU2030944C1 |
| LOW-WASTE TWO-ROW CUTTING OF BLANKS FROM STRIP (VERSIONS) | 2012 |
|
RU2523641C2 |
| METHOD OF PRODUCTION OF ABRASIVE WHEEL BLANKS ON VULCANITE BINDER AND DIE FOR ITS REALIZATION | 1997 |
|
RU2108228C1 |
