CR
Collet chuck for cylindrical center mount
- CR push type collet chuck is mainly suitable for NC/CNC lathe for machining bar. CR collet chuck disassemble the cover and change spring collet quickly which can Improve the efficiency and versatility of the lathe.
- The installation of CR collet chuck is the same as through hole power chuck and can be replaced with each other.
- Good precision, fast speed, high rigidity and long durability.
- The bar can be fed in from bar feeder and through the collet chuck hole which can Improve the processing efficiency of the lathe.
- Customers can choose a suitable spring collet according to the bar shape (round, square, hexagonal) and size.
- Uses the collet to DIN6343 specification.
Specification
UNIT : mm
SPEC Model |
Matching Adapter |
Bar Capacity (mm) |
Sleeve Stroke (mm) |
Max. Push Force KN(kgf) |
Max. Gripping Force KN(kgf) |
Max. Speed (r.p.m.) |
Weight (kg) |
---|---|---|---|---|---|---|---|
CR42-140 | 140 | 42 | 7 | 25 (2549) | 55 (5608) | 6000 | 6.2 |
CR52-170 | 170 | 52 | 7 | 30 (3059) | 65 (6628) | 5000 | 12.5 |
CR60-170 | 170 | 60 | 7 | 30 (3059) | 65 (6628) | 5000 | 11.5 |
CR60-220 | 220 | 60 | 7 | 30 (3059) | 65 (6628) | 5000 | 15.5 |
CR80-220 | 220 | 80 | 7 | 35 (3568) | 73 (7443) | 4000 | 19.5 |
DIM Model |
A (h6) |
B | C | D | E | F (h6) |
G | H | J max. |
K | L | M | N | P | T |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
CR42-140 | 155 | 114 | 100 | 23 | 104.78 | 140 | M66xP1.5 | 60 | M55xP2.0 | 25 | 18 | 6 | 11.9 | 3-M10 | 3.1 |
CR52-170 | 185 | 138 | 130 | 30 | 133.35 | 170 | M90xP1.5 | 66.7 | M60xP2.0 | 30 | 18 | 6 | 17.9 | 6-M12 | 3.1 |
CR60-170 | 185 | 139 | 130 | 30 | 133.35 | 170 | M90xP1.5 | 79.6 | M74xP2.0 | 25 | 18 | 6 | 17.9 | 6-M12 | 3.1 |
CR60-220 | 235 | 141 | 130 | 32 | 171.45 | 220 | M90xP1.5 | 79.6 | M74xP2.0 | 25 | 20 | 6 | 19.9 | 6-M16 | 3.1 |
CR80-220 | 235 | 167 | 156 | 32 | 171.45 | 220 | M14xP2.0 | 99 | M90xP2.0 | 27.5 | 20 | 6 | 23.4 | 6-M16 | 6.1 |
Capacities Chuck |
MULTIBORE | SPRING COLLET |
---|---|---|
NO. | Cat.No. / ○ / ○ / □ | Cat.No. / ○ / ○ / □ |
CR42 | M-673 / 42 / 36 / 30 | 173E / 4728 / 42 / 36 / 30 |
CR52 | - /- /- /- | 177E / 52 / 45 / 26 |
CR60 | M-677 / 60 / 52 / 42 | 185E / 4291 / 60 / 52 / 42 |
CR80 | J-660 / 80 / 69 / 56 | 193E / H-47 / 80 / 69 / 56 |