N0

ITEMS

TECHNICAL DATA

l

Max. swing dia. over bed  (mm)

φ340

2

Max. length of workpiece  (mm)

500

3

swing over carriage  (mm)

φ160

4

Main spindle bore  (ram)

φ55

5

Taper of spindle bore

Morse No.6

6

Tape of spindle nose

A₂6

7

Speed range of spindle  (r.p.m.)

(infinitely variable speeds)50∼2500

(hand variable speeds)35∼2100

8

Rapid travel speed  (mm/min)

(step feed motor) X-axis:3  Z-axis:5

(servo motor) X-axis:4    Z-axis:7

9

Power of driving motor for feed(kw)

1.2

10

Resolution of feed rate  (mm)

0.001

11

repeatability of positioning from feed  (mm)

X-axis:0.012    Z-axis:0.016

12

Accuracy of turning

roundness  (mm)

0.005

columnedness  (mm)

0.016/160

flatness  (mm)

0.012

13

surface roughness (μm)

2.5∼1.6

14

power tool post

4

15

Tailstock sleeve taper bore

Morse No.4

16

Main motor power  (Kw)

3.5/4KW

17

Net weight/Gross weight (kg)

1500/2000

18

overall size  (mm)

1612×1100×1460

Equipment

Standard Configuraion

GSK928TC

B Configuration

C Configuration

D Cconfiguration

Numerical control system

GSK928TC

GSK928TC

GSK928TE

GSK928TE

GSK980TA

Driving motor

Mixed step feed motor

AC Servomotor

Speed

Hand variable speeds

Infinitely variable

Hand variable speeds

Infinitely variable