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500mm swing over bed saddle manual lathe –2000mm machining length

Main performance
1. Machining length up to 2000mm
2. Swing over bed diameter 500mm
3. Swing over bed diameter 630mm on saddle place
4. Casting base and 2 pieces with working bed
5. Spindle bore diameter is 82mm
6. Roundness is not exceeding 0.01mm
7. Cylindricity is not exceeding 100mm
8. Measure Length is not exceeding 0.01mm
9. Surfaceness(Ra) is not exceeding 25um
10. New design for fast moving for Z axis.
11. The machine has high precision, low noise, good rigidity, new style, etc

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Guangzhou South CNC Lathe Machine Tool Company Limited

Export company: ZHONGSHAN SAQIANG IMPORT AND EXPORT TRADING CO., LTD

CN6250B/2000 manual Lathe

500mm swing over bed saddle manual lathe –2000mm machining length-Manual Lathe Machine, Economic CNC Lathe Machine, Heavy Duty Flat Bed CNC Lathe Machining Center

Main Specification

Model		CN6250B
Main Specification	Spindle center height	250 mm
	Swing over bed	500mm
	Max. length of work piece	2000 mm
	Tools travel on Z-axis	2000 mm
	max. machining diameter on tool carrier	300 mm
	Bar material diameter	80mm
Spindle	Spindle bore diameter	Φ82
	Taper of spindle bore	φ90/1:2
	Range of Spindle speed	9～1600 r/min , 24 grade for both rotations
Tools supporter	Max. X-axis travel of tools supporter	360 mm
	Max. travel of small tools supporter	145 mm
	precision on Z axis	1 mm/step. 300 mm/r
	Precision on X axis	0.05 mm/step. 5 mm/r
	precsion on small tool supporter	0.05 mm/step 5 mm/r
	Rotation angle range on turret	1°/step
	Center height to the supporter side	Approx-28 mm
	Dimension of tool(H x W)	25 mm×25 mm
	Feeds rate for Z axis	0.028～6.43 mm/r 93 grades
	Feeds rate for X axis	0.012～2.73 mm/r 93 grade
Tailstock	Taper of tailstock sleeve	MT5
	Max travel of tailstock sleeve	150 mm
	Max travel of tailstock on X axis	±15 mm
Screw Thread	Threads metric pitches	0.5～224 48 grades
	Threads inch pitches	72～1/8 t/ in 48 grades
	Threads modulo pitches	0.5～112 mm 42 grades
	Threads diametral pitches	56～1/4 DP 45 grades
Motor	Main motor	7.5 KW
	Main motor speed 50Hz	1500 r/min
	Cooler pump motor	90W
Overall dimension(L x W x H)	2000 mm	3625×1077×1315 mm
Net weight		2650 kg
Belt	Main drive belt specification	B－2260 mm

Precision standard

Unit：mm

Inspection item	China standard	Factory standard
Machining precision	IT8	IT8
Precision of machining work piece roundness	0.007mm	0.006mm
Precision of machining work piece cylindricity	0.015mm/Ф300mm	0.013mm/Ф200mm
Machining work piece surfaceness	Ra3.2μm	Ra2.8μm
Machining work piece planeness	0.02mm / 300mm	0.018mm / 300mm

Configuration standard accessories

Name	Specification	Brand	Remark
Main motor	7.5 KW Three-phase asynchronous motor	Made in china
Spindle bearing	Precision grade5	Made in china
X -axis ball screw		Made in china
Z- axis ball screw		Made in china
Manual chuck	3 Jaws chuck 250mm	Made in china
Electrical components		Made in china

Standard accessories:

No.	Name	Specification	QTY
1	A set of lighting		1 set
2	Cooling system		1 set
3	3 Jaws chuck	250	1 set
4	3 Jaws chuck transit plate	φ250	1 set
5	Tailstock	MT5	2 set
6	Tailstock quill	1 : 20/M.T5	1 set
7	Double head spanner	10×12 S91－1	1 set
8	Double head spanner	14×17 S91－1	1 set
9	Double head spanner	19×22 S91－1	1 set
10	Double head spanner	27×30 S91－1	1 set
11	Square box spanner	22 S92－3	1 set
12	Slotted nut single-end spanner	45－52 S93－1	1 set
13	Slotted nut single-end spanner	115－130 S93－1	1 set
14	Slotted nut single-end spanner	145－160 S93－1	1 set
15	inner hexagon spanner	5 S91－7	1 set
16	inner hexagon spanner	6 S91－7	1 set
17	inner hexagon spanner	8 S91－7	1 set
18	inner hexagon spanner	10 S91－7	1 set
19	inner hexagon spanner	12 S91－7	1 set
20	Screwdriver	150	1 set
21	Oil gun	YQ100	1 set
22	Foot bolt	M16×400；GB799－76	6 set
23	Nut	M16；GB52－76	6 set
24	Washer	16；GB97－76	6 set
25	Triangle belt	40 series manual B2260 （89″）	4 set
25	Triangle belt	50 series manual B2330 （92″）	4 set
26	Change gear	Z＝84（for 50 series machine）	1
27	Change gear	Z＝69 (for 40 series machine）	1
28	Change gear	Z＝56；60	1
29	Change gear	Z＝57	1

Technical date:

1.	Machine user manual	1 set
2.	Machine certification	1 set
3.	Packing list	1 set

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