Diamond 20 CSB II/III
Swiss Type CNC Lathe
Machine Features
Cross travel sub-spindle :
Cross travel sub-spindle design. The main and sub spindles can work either one at a time or simultaneously for reduced machining duration. This design brings multi-function front and rear machining.
Short remnant material :
With the optional rough material bushing, the remnant material can be 50mm (depending on the part length).
Raw material machining :
0.1mm material tolerance can be achieved by using the Rough material bushing.
Replaceable fixed / Driven toolholder set :
The 4 pc back stationary / driven tool holder is replaced by the newly designed replaceable fixed tool holder or driven tool holder. This enables increased tooling fiexibility.
Swiss Lathe Machine Examples:
6 pcs cross working driven tool holder
4 pcs I.D. stationary tool holder
3 pcs front working driven tool holder
3 pcs back working driven tool holder
4 pcs back I.D. stationary tool holder
4 pcs back I.D. stationary / working driven tool holder
6 pcs O.D. turning tool holder (42Type with5 pcs O.D. turning tool)
![](../upload/images/20csb-e.jpg)
![](../upload/images/20cse_001.jpg)
![](../upload/images/20cse_002.jpg)
Using Live Bushing with Guide Bush
Remnant Material 150 mm
Using Rough Material Bushing without Guide Bush
Remnant Material 50 mm
Standard Accessories:
Controller: Mitsubishi
Main spindle
Back spindle
Work light
Coolant system
Part off detective sensor
Fixed bushing
(Except 25B III / 25CSB III / 32B II / 32CSB II / 42B II / 42 CSB II)Live bushing
Part catcher
6 pcs O.D. turning tool holder(42 Type with5 pcs O.D. turning tool)
4 pcs I.D. stationary tool holder
6 pcs cross working driven tool holder
3 pcs front working driven tool holder
4 pcs back I.D. stationary tool holder
3 pcs back working driven tool holder
4 pcs back I.D. stationary / working driven tool holder
Optional Accessories:
Controller: Fanuc
CS axis
Rough material bushing(without guide bush)
Chip conveyor + bucket
2 pcs front I.D. stationary tool holder
- (available for B III / CSB III with belt type)
Y2 Axis
Machine Specifications:
Items | DIAMOND 20B Ⅱ |
DIAMOND 20CSB Ⅱ |
DIAMOND 32B Ⅱ |
DIAMOND 32CSB Ⅱ |
DIAMOND 42B Ⅱ |
DIAMOND 42CSB Ⅱ |
|
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Working Range | Max. Machining Dia. | Ø20 mm | Ø20 mm | Ø32 mm | Ø32 mm | Ø42 mm | Ø42 mm |
Max. Machining Length Per Chucking | 240 mm | 240 mm | 240 mm | 240 mm | 240 mm | 240 mm | |
Max. Drilling Dia. (Main / Sub Spindle) | Ø12 mm | Ø12 mm | Ø15 mm | Ø15 mm | Ø15 mm | Ø15 mm | |
Max.Tapping Dia. (Main / Sub Spindle) | M10 | M10 | M12 | M12 | M12 | M12 | |
O.D. Tooling | Number of Tools | 6 | 6 | 6 | 6 | 5 | 5 |
Dimension | □12 × 12 × 120 | □12 × 12 ×120 | □16 ×16 ×120 | □16 × 16 × 120 | □16 × 16 × 120 | □16 × 16 × 120 | |
I.D. Tooling | Number of Tools | 4 | 4 | 4 | 4 | 4 | 4 |
Dimension | 10 mm (ER16) | 10 mm (ER16) | 13 mm (ER20) | 13 mm (ER20) | 13 mm (ER20) | 13 mm (ER20) | |
Cross Working Driven Tooling | Number of Tools | - | 6 | - | 6 | - | 6 |
Dimension | - | 10 mm (ER16) | - | 13 mm (ER20) | - | 13 mm (ER20) | |
Speed | - | 200-6000 r.p.m. | - | 200-6000 r.p.m. | - | 200-6000 r.p.m. | |
Front Working Driven Tooling | Number of Tools | - | 3 | - | 3 | - | 3 |
Dimension | - | 10 mm (ER16) | - | 13 mm (ER20) | - | 13 mm (ER20) | |
Speed | - | 200-6000 r.p.m. | - | 200-6000 r.p.m. | - | 200-6000 r.p.m. | |
Back I.D. Tooling | Number of Tools | 4+4 | 4+4 | 4+4 | 4+4 | 4+4 | 4+4 |
Dimension | 10 mm (ER16) | 10 mm (ER16) | 13 mm (ER20) | 13 mm (ER20) | 13 mm (ER20) | 13 mm (ER20) | |
Back Working Driven Tooling | Number of Tools | - | 3 | - | 3 | - | 3 |
Dimension | - | 7 mm (ER11) | - | 10 mm (ER16) | - | 10 mm (ER16) | |
Number of Tools | - | 4 | - | 4 | - | 4 | |
Dimension | - | 10 mm (ER16) | - | 13 mm (ER20) | - | 13 mm (ER20) | |
Speed | - | 3000 r.p.m. | - | 3000 r.p.m. | - | 3000 r.p.m. | |
Spindle | Spindle Hole Dia. | Ø22 mm | Ø22 mm | Ø35 mm | Ø35 mm | Ø45 mm | Ø45 mm |
Spindle Speed | 200-8000 r.p.m. | 200-8000 r.p.m. | 200- 7000 r.p.m. | 200-7000 r.p.m. | 200-5000 r.p.m. | 200-5000 r.p.m. | |
Main Spindle Indexing Angle | C axis | C axis | C axis | C axis | C axis | C axis | |
Back Spindle | Spindle Hole Dia. | Ø22 mm | Ø22 mm | Ø35 mm | Ø35 mm | Ø45 mm | Ø45 mm |
Spindle Speed | 200-8000 r.p.m. | 200-8000 r.p.m. | 200- 7000 r.p.m. | 200-7000 r.p.m. | 200-5000 r.p.m. | 200-5000 r.p.m. | |
Max. Length for Front Ejection | 60 mm | 60 mm | 60 mm | 60 mm | 80 mm | 80 mm | |
Sub Spindle Indexing Angle | C axis | C axis | C axis | C axis | C axis | C axis | |
Rapid Traverse | X1, Y1, Z1, X2, Z2 | 30 m/min | 30 m/min | 30 m/min | 30 m/min | 30 m/min | 30 m/min |
Motor | Spindle Motor | 3.7 kw | 3.7 kw | 5.5 kw | 5.5 kw | 7.5 kw | 7.5 kw |
Back Spindle Motor | 3.7 kw | 3.7 kw | 5.5 kw | 5.5 kw | 5.5 kw | 5.5 kw | |
Y1, Z1, Z1 X1, X2 Axis Motor |
1 kw | 1 kw | 1 kw | 1 kw | 1 kw | 1 kw | |
Y2 Axis Motor (Option) | 1 kw | 1 kw | 1 kw | 1 kw | 1 kw | 1 kw | |
Coolant Pump Motor | 1 HP x 2 | 1 HP x 2 | 1 HP x 2 | 1 HP x 2 | 1 HP x 2 | 1 HP x 2 | |
Lubrication Motor | 4 W x 2 | 4 W x 2 | 4 W x 2 | 4 W x 2 | 4 W x 2 | 4 W x 2 | |
Driven Tools Motor-fixed Arm | 2.2 kW | 2.2 kW | 2.2 kW | ||||
Driven Tools Motor-back Replaced Toolholder Set | 1.5 kW | 1.5 kW | 1.5 kW | ||||
(Option Y2 Axis) | 2.2 kW | 2.2 kW | 2.2 kW | ||||
Machine Dimensions | Center Height | 1050 mm | 1050 mm | 1050 mm | 1050 mm | 1050 mm | 1050 mm |
Weight | 3140 kg | 3170 kg | 3390 kg | 3420 kg | 3710 kg | 3740 kg | |
Optional Y2 Axis | 3550 kg | 3800 kg | 4120 kg | ||||
Machine Dimension | 2500 × 1280 × 1780 | 2500 × 1280 × 1780 | 2500 × 1280 × 1780 mm | 2500 × 1280 × 1780 | 2500 × 1280 × 1780 | 2500 × 1280 × 1780 | |
Air Pressure | Air Pressure | 5 kg/cm | 5 kg/cm | 5 kg/cm | 5 kg/cm | 5 kg/cm | 5 kg/cm |
Air Supply | 10 L/min | 10 L/min | 10 L/min | 10 L/min | 10 L/min | 10 L/min |
Items | DIAMOND 12B Ⅲ |
DIAMOND 12CSB Ⅲ |
DIAMOND 16B Ⅲ |
DIAMOND 16CSB Ⅲ |
DIAMOND 20B Ⅲ |
DIAMOND 20CSB Ⅲ |
DIAMOND 25B Ⅲ |
DIAMOND 25CSB Ⅲ |
|
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Working Range | Max. Machining Dia. | Ø12.7 mm | Ø12.7 mm | Ø16.5 mm | Ø16.5 mm | Ø20 mm | Ø20 mm | Ø26 mm | Ø26 mm |
Max. Machining Length Per Chucking | 200 mm | 200 mm | 200 mm | 200 mm | 200 mm | 200 mm | 200 mm | 200 mm | |
Max. Drilling Dia. (Main Spindle) |
Ø7 mm | Ø7mm | Ø10 mm | Ø10 mm | Ø10 mm | Ø10 mm | Ø10 mm | Ø10 mm | |
Max. Drilling Dia. (Sub Spindle) |
Ø7mm | Ø7mm | Ø7 mm | Ø7 mm | Ø7 mm | Ø7 mm | Ø7 mm | Ø7 mm | |
Max. Tapping Dia. (Main Spindle) |
M6 | M6 | M8 | M8 | M8 | M8 | M8 | M8 | |
Max.Tapping Dia. (Sub Spindle) |
M6 | M6 | M6 | M6 | M6 | M6 | M6 | M6 | |
O.D.Tooling | Number of Tools | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
Dimension | □12 × 12 × 120 | □12 × 12 × 120 | □12 × 12 ×120 | □12 × 12 × 120 | □12 × 12 × 120 | □12 × 12 × 120 | □12 × 12 × 120 | □12 × 12 × 120 | |
I.D. Tooling | Number of Tools | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
Dimension | 10 mm (ER16) | 10 mm (ER16) | 10 mm (ER16) | 10 mm (ER16) | 10 mm (ER16) | 10 mm (ER16) | 10 mm (ER16) | 10 mm (ER16) | |
Cross Working Driven Tooling | Number of Tools | - | 6 | - | 6 | - | 6 | - | 6 |
Dimension | - | 10 mm (ER16) | - | 10 mm (ER16) | - | 10 mm (ER16) | - | 10 mm (ER16) | |
Speed | - | 200-6000 r.p.m. | - | 200-6000 r.p.m. | - | 200-6000 r.p.m. | - | 200-6000 r.p.m. | |
Front Working Driven Tooling | Number of Tools | - | 3 | - | 3 | - | 3 | - | 3 |
Dimension | - | 10 mm (ER16) | - | 10 mm (ER16) | - | 10 mm (ER16) | - | 10 mm (ER16) | |
Speed | - | 200-6000 r.p.m. | - | 200-6000 r.p.m. | - | 200-6000 r.p.m. | - | 200-6000 r.p.m. | |
Back I.D. Tooling | Number of Tools | 4+4 | 4+4 | 4+4 | 4+4 | 4+4 | 4+4 | 4+4 | 4+4 |
Dimension | 10 mm (ER16) | 10 mm (ER16) | 10 mm (ER16) | 10 mm (ER16) | 10 mm (ER16) | 10 mm (ER16) | 10 mm (ER16) | 10 mm (ER16) | |
Back Working Driven Tooling | Number of Tools | - | 3 | - | 3 | - | 3 | - | 3 |
Dimension | - | 7 mm (ER11) | - | 7 mm (ER11) | - | 7 mm (ER11) | - | 7 mm (ER11) | |
Number of Tools | - | 4 | - | 4 | - | 4 | - | 4 | |
Dimension | - | 10 mm (ER16) | - | 10 mm (ER16) | - | 10 mm (ER16) | - | 10 mm (ER16) | |
Speed | - | 200~6000 r.p.m. | - | 200~6000 r.p.m. | - | 200~6000 r.p.m. | - | 200~6000 r.p.m. | |
Spindle | Spindle Hole Dia. | Ø13 mm | Ø13 mm | Ø17 mm | Ø17 mm | Ø22 mm | Ø22 mm | Ø27 mm | Ø27 mm |
Spindle Speed | 200- 8000 r.p.m. | 200- 8000 r.p.m. | 200- 8000 r.p.m. | 200- 8000 r.p.m. | 200- 8000 r.p.m. | 200- 8000 r.p.m. | 200- 8000 r.p.m. | 200- 8000 r.p.m. | |
Main Spindle Indexing Angle | C axis | C axis | C axis | C axis | C axis | C axis | C axis | C axis | |
Back Spindle | Spindle Hole Dia. | Ø13 mm | Ø13 mm | Ø17 mm | Ø17 mm | Ø22 mm | Ø22 mm | Ø27 mm | Ø27 mm |
Spindle Speed | 200-5000 r.p.m (200-8000 r.p.m Optional built-in motor) | ||||||||
Max. Length for Front Ejection | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | |
Sub Spindle Indexing Angle | C axis | C axis | C axis | C axis | C axis | C axis | C axis | C axis | |
Rapid Traverse | X1, Y1, Z1, X2, Z2 | 30 m/min | 30 m/min | 30 m/min | 30 m/min | 30 m/min | 30 m/min | 30 m/min | 30 m/min |
Motors | Spindle Motor | 2.2 kw | 2.2 kw | 2.2 kw | 2.2 kw | 3.7 kw | 3.7 kw | 3.7 kw | 3.7 kw |
Back Spindle Motor | 2.2 kw (2.2 kw Optional built-in motor) | 2.2 kw (3.7 kw Optional built-in motor) | |||||||
X1, Y1, Z1, X2, Z2 Axes Motor | 1 kw | 1 kw | 1 kw | 1 kw | 1 kw | 1 kw | 1 kw | 1 kw | |
Y2 Axis Motor (Option) | 1 kw | 1 kw | 1 kw | 1 kw | 1 kw | 1 kw | 1 kw | 1 kw | |
Coolant Pump Motor | 1 HP | 1 HP | 1 HP | 1 HP | 1 HP | 1 HP | 1 HP | 1 HP | |
Lubrication Motor | 4 w | 4 w | 4 w | 4 w | 4 w | 4 w | 4 w | 4 w | |
Driven Tools Motor-Fixed Arm | - | 2.2 kw | - | 2.2 kw | - | 2.2 kw | - | 2.2 kw | |
Driven Tools Motor-Back Replaced Toolholder Set | - | 1.5 kw | - | 1.5 kw | - | 1.5 kw | - | 1.5 kw | |
(Option Y2 Axis) | - | 2.2 kw | - | 2.2 kw | - | 2.2 kw | - | 2.2 kw | |
Machine Dimensions | Center Height | 890 mm | 890 mm | 890 mm | 890 mm | 890 mm | 890 mm | 890 mm | 890 mm |
Weight | 1890 kg | 1920 kg | 2040 kg | 2070 kg | 2090 kg | 2120 kg | 2140 kg | 2170 kg | |
(Optional Y2 Axis) | 2300 kg | 2450 kg | 2500 kg | 2550 kg | |||||
Machine Dimension | 2400 × 1430 × 1650 mm (2690 x 1495 x 1890 Optional Y2 Axis ) |
2400 × 1430 × 1650 mm (2690 x 1495 x 1890 Optional Y2 Axis ) |
2400 × 1430 × 1650 mm (2690 x 1495 x 1890 Optional Y2 Axis ) |
2400 × 1430 × 1650 mm (2690 x 1495 x 1890 Optional Y2 Axis ) |
2400 × 1430 × 1650 mm (2690 x 1495 x 1890 Optional Y2 Axis ) |
2400 × 1430 × 1650 mm (2690 x 1495 x 1890 Optional Y2 Axis ) |
2400 × 1430 × 1650 mm (2690 x 1495 x 1890 Optional Y2 Axis ) |
2400 × 1430 × 1650 mm (2690 x 1495 x 1890 Optional Y2 Axis ) |
|
Air Pressure | Air Pressure | 5 kg/cm | 5 kg/cm | 5 kg/cm | 5 kg/cm | 5 kg/cm | 5 kg/cm | 5 kg/cm | 5 kg/cm |
Air Supply | 10 L/min | 10 L/min | 10 L/min | 10 L/min | 10 L/min | 10 L/min | 10 L/min | 10 L/min |
![](../www/apps/smarty/tpl/default/images/gotop.png)