| 
				 Item  | 
			
				 Description  | 
			
				 Unit  | 
			
				 
					  | 
		
|---|---|---|---|
| 
				 Process Range  | 
			
				 Max. swivel diameter of spindle over bed  | 
			
				 mm  | 
			
				 Φ774  | 
		
| 
				 
					  | 
			
				 Max.machining diameter  | 
			
				 mm  | 
			
				 Φ460  | 
		
| 
				 
					  | 
			
				 Standard machining diameter  | 
			
				 mm  | 
			
				 236  | 
		
| 
				 
					  | 
			
				 Max. machining length  | 
			
				 mm  | 
			
				 560  | 
		
| 
				 
					  | 
			
				 Max. Bar pass diameter  | 
			
				 mm  | 
			
				 φ74  | 
		
| 
				 Spindle  | 
			
				 Chuck diameter  | 
			
				 mm  | 
			
				 φ254  | 
		
| 
				 
					  | 
			
				 Spindle nose model  | 
			
				 -  | 
			
				 A2-8  | 
		
| 
				 
					  | 
			
				 Spindle inner diameter  | 
			
				 mm  | 
			
				 86  | 
		
| 
				 
					  | 
			
				 Taper of spindle bore  | 
			
				 -  | 
			
				 1:20  | 
		
| 
				 
					  | 
			
				 Max. speed  | 
			
				 rpm  | 
			
				 3000  | 
		
| 
				 Travel  | 
			
				 X axis travel  | 
			
				 mm  | 
			
				 260  | 
		
| 
				 
					  | 
			
				 Y axis travel  | 
			
				 mm  | 
			
				 230  | 
		
| 
				 
					  | 
			
				 Z axis travel  | 
			
				 mm  | 
			
				 700  | 
		
| 
				 Feed rate  | 
			
				 X/Y/Z axis rapid shift  | 
			
				 m/min  | 
			
				 18/18/24  | 
		
| 
				 
					  | 
			
				 Max. Cutting feed rate  | 
			
				 m/min  | 
			
				 10  | 
		
| 
				 Tool turret  | 
			
				 Qty. Of station  | 
			
				 pcs  | 
			
				 12  | 
		
| 
				 
					  | 
			
				 OD tool size  | 
			
				 mm  | 
			
				 20*20  | 
		
| 
				 
					  | 
			
				 Boring tool handle diameter  | 
			
				 mm  | 
			
				 φ40  | 
		
| 
				 
					  | 
			
				 Tool changing time (adjacent)  | 
			
				 sec  | 
			
				 0.14  | 
		
| 
				 
					  | 
			
				 Repeat precision  | 
			
				 “  | 
			
				 1.6  | 
		
| 
				 
					  | 
			
				 Positioning precision  | 
			
				 “  | 
			
				 ±4  | 
		
| 
				 
					  | 
			
				 Power tool speed  | 
			
				 rpm  | 
			
				 5000  | 
		
| 
				 Tailstock  | 
			
				 Shaft diameter of tailstock  | 
			
				 mm  | 
			
				 95  | 
		
| 
				 
					  | 
			
				 Center taper  | 
			
				 -  | 
			
				 MT5  | 
		
| 
				 
					  | 
			
				 Center travel  | 
			
				 mm  | 
			
				 120  | 
		
| 
				 
					  | 
			
				 Tailstock travel  | 
			
				 mm  | 
			
				 650  | 
		
| 
				 Motor  | 
			
				 Spindle motors  | 
			
				 Kw  | 
			
				 11/15  | 
		
| 
				 
					  | 
			
				 X/Y/Z servo motors  | 
			
				 Kw  | 
			
				 3  | 
		
| 
				 
					  | 
			
				 Power tool motor  | 
			
				 Kw  | 
			
				 2.2/3.7  | 
		
| 
				 
					  | 
			
				 Cooling pump motor  | 
			
				 Kw  | 
			
				 0.4  | 
		
| 
				 Precision  | 
			
				 Positioning precision  | 
			
				 mm  | 
			
				 X/Y/Z:0.022/0.022/0.025  | 
		
| 
				 
					  | 
			
				 Repetitive positioning precision  | 
			
				 mm  | 
			
				 X/Y/Z:0.006/0.008  | 
		
| 
				 
					  | 
			
				 Reverse difference  | 
			
				 mm  | 
			
				 X/Y/Z:0.010  | 
		
| 
				 Description  | 
			
				 Specification  | 
			
				 Manufacturer  | 
			
				 Remark  | 
		
|---|---|---|---|
| 
				 CNC control system(Standard configuration)  | 
			
				 
					  | 
			
				 FANUC Oi-TD  | 
			
				 
					  | 
		
| 
				 Spindle motor(AC servo)  | 
			
				 
					  | 
			
				 Same as CNC control system  | 
			
				 
					  | 
		
| 
				 Servo unit  | 
			
				 
					  | 
			
				 Same as CNC control system  | 
			
				 
					  | 
		
| 
				 Spindle set  | 
			
				 
					  | 
			
				 Self-fabrication  | 
			
				 
					  | 
		
| 
				 Spindle bearing  | 
			
				 7024A5TYNDBDMP4  | 
			
				 NSK  | 
			
				 3 column & 1 set (front bearing)  | 
		
| 
				 
					  | 
			
				 7022CPYNDULP4  | 
			
				 
					  | 
			
				 2 column & 1 set (back bearing)  | 
		
| 
				 Ball screw  | 
			
				 X/Y/Z:3206/3206/4008  | 
			
				 NSK  | 
			
				 
					  | 
		
| 
				 Ball screw bearing  | 
			
				 
					  | 
			
				 NSK  | 
			
				 
					  | 
		
| 
				 Linear guide  | 
			
				 
					  | 
			
				 NSK  | 
			
				 
					  | 
		
| 
				 Turret  | 
			
				 12 stations  | 
			
				 DUPLOMATIC  | 
			
				 
					  | 
		
| 
				 Hydraulic station  | 
			
				 
					  | 
			
				 COMPASS  | 
			
				 
					  | 
		
| 
				 Swivel oil cylinder  | 
			
				 
					  | 
			
				 CH-H  | 
			
				 
					  | 
		
| 
				 Hydraulic chuck  | 
			
				 3H-10A8(chuck)  | 
			
				 CH-H  | 
			
				 
					  | 
		
| 
				 Hydraulic tailstock  | 
			
				 
					  | 
			
				 Self-fabrication  | 
			
				 
					  | 
		
| 
				 Lubrication system  | 
			
				 
					  | 
			
				 Bijur(Nanjing))  | 
			
				 
					  | 
		
| 
				 Pneumatic system  | 
			
				 
					  | 
			
				 SMC  | 
			
				 
					  | 
		
| 
				 AC contractor  | 
			
				 
					  | 
			
				 Schneider  | 
			
				 
					  | 
		
| 
				 Water pump motor  | 
			
				 
					  | 
			
				 A-RYUNG  | 
			
				 
					  | 
		
| 
				 Heat exchanger  | 
			
				 
					  | 
			
				 Tongfei  | 
			
				 
					  |