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G-230MY_Milling-turning compund lathes_GUANGZHOU MACHINE TOOL WORKS CO.,LTD
G-230MY
Description:
The G-250M and G-220M lathes are particularly suitable for turning,milling,drilling and other one-time molding processes in rough and fine procedures of medium-large shafts and disks parts.The whole equipment adopts entire enclosure protection and features stable and solid,with an extensive use in the production of parts for various industrial products.In addition,it is available to be configured with high-speed robots on demands,realizing unmanned flexible production.

Features:

1、Y-axis:It realizes a compound function of turning and milling using an interpolated Y-axis structure,or turret with Y-axis structure.(model shall be marked with “Y”)

2、spindle:The spindle is structured with a high-power,large-torque,and high-precision sleeve,characterized by increased reduction ratio and good low-speed performance,and configured with a high-precision internal magnetic ring encoder,thereby being suitable for C-axis cutting. 

3、Turret:It is configured with the servo motor indexing, crankset positioning and hydraulic clamping mechanisms.It achieves milling-turning machining by a variety of fixed tool seats,0°,90°,and universal milling heads.

4、X/Z-axis:It is driven by a high-grade imported precision ball screw with the roller guide widened and span increased,thereby with standing heavy cutting.

5、Tailstock:Automatic programmable tailstock for easy operation and application



Specifications:

Item

unit

Specification

Remark

 

Working range

Maximum spinning diameter

mm

Φ520

Maximum turning diameter of disk parts

mm

Φ230

Maximum machining length

mm

260

Saddle inclination against the level

°

35°

 

 

Spindle

Spindle motor

kw

7.5/11(continuous/30minutes)

Spindle end

A2-5

Diameter of spindle through-hole

mm

Φ56

Maximum rotational speed of spindle

r/min

4000

Spindle precision

mm

  Radial clearance≤0.008,              axial clearance≤0.005

 

 

 

 

Coordinate axis

Maximum travel along the horizontal direction(X-axis)

mm

165

Maximum travel along the vertical direction(Z-axis)

mm

300

Maximum travel of interpolated Y-axis

mm

±30

X-axis serve unit

15Nm,4000r/min

Z-axis serve unit

15Nm,4000r/min

Maximum feed rate along the X-axis

m/min

24

Maximum feed rate along the Z-axis

m/min

24

Positioning precision

mm

X±0.006,Z±0.011,Y±0.006

Repeated Positioning precision

mm

X±0.003,Z±0.003,Y±0.003

 

 

Tool post

Type of tool post

Servo power tool post

Number of tools

12-station

Specification of outer diameter and end face tool holder

mm

20X20

Diameter of inner hole tool seat

mm

Φ25

Specification of power unit chuck

ER20

Clamping device

chuck

6"three-jaw medium hollow oil pressure chuck

Hydraulic cylinder

Medium hollow rotary cylinder

Hydraulic tailstock

Maximum travel of centre sleeve

80

Maximum travel of tailstock

mm

300

 Taper of the center sleeve

MT4

Hydraulic system

Oil tank capacity

L

40

Hydraulic pump pressure

kg

35

Chip removal

Auto chip conveyor(optional)

Chain plate type chip removal conveyor and chip collecting truck

 

     Others

Total capacity of lathe power supply

kw

19

Boundary dimension:length x width x height

 mm

2350x1400x1800

Net weight of lathe

kg

2500