Micromag 20
Make: FMB | Bar Length: 6', 12' | Bar Diameter: 0.031” – 0.787”
The FMB Micromag is a magazine style automatic bar feeder for bar stock diameters ranging from 0.8–20 mm. This precision bar feeder is specifically designed for small Swiss type lathes used for medical
The Micromag is also a bar loader for all swiss type lathes up to 20mm with a nominal passage, which is designed for permanent or occasional operation with the smallest diameter ranges.
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Features: Micromag 20 Bar Feeder
- Bar diameter capacity: 0.8 mm to 20 mm (.0310” to .787”)
- Automatic loading magazine — 9 linear inches of rack capacity
- Walking beam bar separation system (patent pending)—drops out of the way when running larger diameter bars – 21 bar capacity
- Polyurethane guide channel system — noise & vibration dampening
- Ultra quick change guide channels and pusher—10 minute full changeover, 3 minute changeover within same channel set
- Hydrodynamic support via high volume oil flow into channels
- Omron motion control — dependable and user friendly, allows easy bar feeder parameter changes
- Bearing block steady rest. Super rigid design is mounted to base of the machine to provide maximum support of bar stock and pusher
- Separate floor mounted electric cabinet isolates electronics from vibration
- (1) Guide channel set to be chosen by customer. Several sizes to choose from, each handling a specific stock range. See chart on next page. (spindle liner required if channel set is not lathe’s max capacity)
- (1) Universal telescoping front nose and (1) nose I.D. liner specific to pusher
- (1) O.D. bar stock collet (to be chosen by customer, specific collet needed for each stock diameter)
- Swiss headstock synchronization device
- Automatic remnant retraction, self centering gripper
- Custom lathe cable and interface plugs
- Polyurethane bushing blocks (2 pieces)
| Technical Specifications | |
|---|---|
| Bar diameter capacity-no bar preparation: | 0.8 mm to 20 mm (.031” to .787”) |
| Bar diameter capacity-with bar preparation: | 0.8 mm to 23 mm (.031” to .905”) |
| Maximum bar length: | 3800 mm (12 feet 5 inches) |
| Minimum bar length: | 1000 mm (39.400”) |
| Maximum remnant length: | 320 mm (12”) |
| Magazine rack capacity: | 9” |
| Bar loading cycle time: | 25 seconds for 12 foot bar |
| Material straightness specification: | .007” TIR/foot of material (V blocks, 3 points equidistant) |
| Feed force (pusher torque): | max 300 N, adjustable |
| Forward feed rate: | 710 inches/minute max, adjustable |
| Return feed rate: | 1420 inches/ minute max, adjustable |
| Power consumption: | 1.5 kW – (2 kVA) |
| Operating voltage: | 230V/60Hz 3-phase |
| Control voltage: | 24V DC |
| Oil capacity: | 50 liters (13.2 gallons) |
| Oil viscosity: | ISO 100 cST |
| Compressed air supply: | 6 bar (90 psi) |
| Compressed air consumption: | approx. 3 liters per loading cycle |
| Machine weight (without oil): | 1,950 lbs |
| Guide Channel Sets | Pusher Diameter | Minimum Bar Size | Maximum Bar Size | Max. Bar Size With Front Remnant Expulsion * |
|---|---|---|---|---|
| Ø 5 mm | 5 mm | 0.8 mm (.031”) | 4 mm (.157”) | 5 mm (.196”) |
| Ø 7 mm | 7 mm | 1.6 mm (.063”) | 6.4 mm (.250”) | 7 mm (.275”) |
| Ø 10 mm | 10 mm | 2.4 mm (.094”) | 8 mm (.315”) | 10 mm (.393”) |
| Ø 13 mm | 13 mm | 2.4 mm (.094”) | 11.25 mm (.443”) | 13 mm (.511”) |
| Ø 15 mm | 15 mm | 3.2 mm (.125”) | 13.5 mm (.531”) | 15 mm (.590”) |
| Ø 18 mm | 18 mm | 6.5 mm (.255”) | 16.75 mm (.659”) | 18 mm (.708”) |
| Ø 20 mm | 20 mm | 8 mm (.315”) | 18 mm (.708”) | 20 mm (.787”) |
| Ø 22 mm | 22 mm | 8 mm (.315”) | 20 mm (.787”) | 22 mm (.866”) |
| Ø 23 mm | 23 mm | 10 mm (.393”) | 20 mm (.787”) | 23 mm (.905”) |
