HV28B/HV28B-1
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Main features:
1. Complete with automatic tablefeed by SERVO motor.
2. Surface treated, large tableincludes T-slots
3. Heavy cast-iron machine standeliminates vibrations
4. Dovetail guiding in all threeaxes – adjustable by gibs
5. Wide speed and feed range
6. Gear-drive mill head., rotateleft-right 45 degree.
7. Turret mill head withauto-feeding spindle available.
8. Vertical and HorizontalMilling.
9. Left and rigth rotation allowsthread cutting
10. For horizontal machining, thetop beam including the head can be rotated by
+-180 degree on column. Spindle speedchange by gear.
Description
| Specification | Unit | HV28B | HV28B-1 |
| Table size | mm | 1200X280 | |
| Table travel(X. Y. Z) | mm | 620/260/400 | |
| T-slots(NO: /width/pitch) | mm | 3/14/70 | |
| Spindle nose to table surface | mm | 90-490 | 70-470 |
| Distance between horizontal spindle and table surface | mm | 0-280 | |
| Spindle speed range | r/min | 8steps, | Standard: |
| 115-1750 (V) | 16steps80~5520 | ||
| Optional: | |||
| variable speed | |||
| 12steps, 45-1350 (H) | |||
| Spindle taper | MT4(V) | R8/IS040(V) | |
| IS040(H) | |||
| Automatic feed of spindle | Manual | 0.04/0.08/0.15 | |
| Table feed | mm/min | 30-855 | |
| Take-off and landing platform feed | mm/min | 9-270 | |
| Distance between horizontal spindle and ram surface | mm | 215 | |
| Main motor power | kw | 1.85/1.5(V) | 2.2(V) |
| 2.2(H) | |||
| Rapid motor power | kw | 0.75 | |
| Overall size | mm | 1750x1450x2200 | |
| Net weight | kg | 1420 | |



