S7620A Internal Thread Grinding Machine
Specifications
It is intended to grind cylindrical or conical threads ,Max I.D. × max. thread length |
Φ200×125mm |
Pitch to be ground |
|
Metric system |
1—24mm |
British system |
3/1″--20/″ |
Max. length of thread ground |
|
Conical(1:16,1:4) |
80mm |
Cylindrical |
125mm |
Grinding thread profile |
|
For circular : radius |
>R2.5 |
Number of starts |
1~4 |
Max. diameter of work piece admitted |
Φ240mm |
Max. length of work piece admitted |
200mm |
Center height |
200mm |
Work piece speed: working (step less) |
0.3—15r/min,0.6—30r/min |
rapid |
60r/min,100r/min |
Max. longitudinal travel of table |
440mm |
Wheel head |
|
Lateral movement |
0~60mm |
Feed amount: per graduation of hand wheel |
0.01mm |
Per turn of hand wheel |
2mm |
Max helix angle of thread ground |
R.H.8°,L.H.12° |
Wheel size: max dia. |
100mm |
Min dia. |
20mm |
Wheel speed |
7000,9000,14000,18000r/min |
Total capacity of motors |
4.11kw |
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