RUP-280
Universal grinder for rollers RUP-280 is appropriate for grinding internal and external rotary surfaces and also for grinding flat fronts of different workpieces and flanges
Description
It is characterized by:
- higher speed of grinding up to 45m/s
- high reliability and durability because of hydrostatic spindle bearings and hydrostatic guides
Characteristics of RUP-280 grinding machine in the range of geometrical parameters:
- roughness Ra ≤ 0,16 μm
- rotating 0,0015mm
- rolling 0,005mm / 500mm
- repeatability of diameter grinding ≤ 0,005m
Technical data
| CHARACTERISTIC VALUES | ||
|---|---|---|
| Max. grinding length | mm | 500 lub 1000 |
| Max. grinding speed | m/s | 45 |
| Max. external grinding diameter | mm | 280 |
| Max. workpiece weight in centres | kg | 125 |
| Max. workpiece weight in chuck | kg | 20 |
| WHEELHEAD | ||
| Grinding wheel diameter max./min. | mm | 400 / 260 |
| Swivel angle towards tailstock/workhead | stopnie | +/- 30° |
| Total travel with manual drive | mm | 160 |
| Additional travel of slide plate | mm | 60 |
| Hydraulic rapid travel | mm | 50 |
| In-feed ranges: – rough | m/min | 0,3 – 6,0 |
| – finishing | m/min | 0,08 – 3,0 |
| WORKHEAD | ||
| Swivel angle towards the operator/opposite | degrees | 30° / 90° |
| Workpiece spindle taper | Morse | No 4 |
| Spindle stepless speed range (option) | rpm | 25 ÷ 500 |
| INTERNAL GRINDING(attachment included in special equipment) | ||
| Max. ground bore diameter | mm | 200 |
| Spindle speed range: a) 40×250 | rpm | 10000/15000/30000 |
| b) 70×250 | rpm | 5700/8560/17120 |
| TABLE | ||
| Swivel angle towards wheelhead/operator fo: | ||
| L = 500 | degrees | 7° / 5° |
| L = 1000 | degrees | 4°/3° |
| Table speed feed range | mm/min. | 75 – 4000 |
| Min. hydraulic table travel speed | mm | 3 |
| TAILSTOCK | ||
| Max. spindle projection | mm | 25 |
| Tailstock spindle taper: manual/hydraulic | Morse | Nr 2 / Nr 4 |
| Max. power | kW | 10,5 |
| Weight L = 500 / L = 1000 | kg | 2600 / 2800 |
