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Vertical lathe  
DVT400×25/32-NC


DVT400×25/32-NC CNC DOUBLE COLUMN VERTICAL LATHE

Description
1.This series machine is suitable for finely and roughly turning cylinder and inner hole, inner and outer taper, surfacing, grooving, threading and curving of the ferrous, nonferrous metal and some kinds of non-metal materials with hard-alloyed and porcelain tools.
2.The main drive is provided by DC motor (two-step speed-change) or AC motor (16-step speed-change) to engage in table speed-change.
3.The table is thermal symmetric construction. The table spindle is centered by high-precision double-row short roller bearing whose radial clearance can be adjusted. With constant flow hydrostatic guideway and oil temperature device applied in axial direction, the table has features of higher swivel precision, larger loadability and smaller thermal deformation.
4.AC servomotors (connected directly with ballscrew) which drive the ball-screw via rated gear-set to control the heads to feed or rapid move composes machine's feed system.
5.The following guideway can be taken as horizontal guideway of vertical head:Linear dual-direction roller guideway, hydrostatic guideway, rolling & sliding guideway and slide guideway.
6.CNC control system provides SEMENSE or FANUC system. The other CNC systems are also can be provided on customers' requirement.
7.On customer's requirement, the followings can be supplied:Magazine, built-in tool setting device, boring & milling ability, table indexing and feed abilities, grounding ability, cooling device, left head and whole-loop control, etc.
  [MAIN SPECIFICATION]
Specification
Unit\Model
DVT315×H/W-NC
(High speed)
DVT315×H/W-NC
(Standard type)
DVT350×H/W-NC
DVT400×H/W-NC
DVT500×H/W-NC
Max.turning diameter
mm
3150
3150
3500
4000
5000
Table diameter
mm
2500/2830
2500/2830
2830/3150
3150/3600
4000/4500
Max.height of workpiece
mm
1600/2000/2500
2000/2500
2000/2500/3150
2000/2500/3150
2000/2500/3150/4000
Max.weight of workpiece
t
16/25
32
32
32/40
32/40/50/60
Travel of head horizontal
mm
-20~1840
-20~1840
-20~2015
-20~2265
-20~2765
cutting force of right head
kN
32/40
35/40
35/40
35/40/40
40/50
cutting force of left head
kN
/
28/35
28/35
28/35
35
Max.torque of table
kN.m
32/40
80
80
80/100
80/100
Section dimension of ram
mm^2
□220/□240
□220/□240
□220/□240
□220/□240/□280
□240/□280
Vertical travel of ram
mm
1250/1400/1600
1250/1400/1600
1250/1400/1600
1250/1400/1600/2000
1250/1400/1600/2000
Power of main motor
kW
55 DC
AC 55/DC 75
AC 55/DC 75
AC 55/DC 75
AC 55/DC 75
Speed range of table
r/min
1.6~200/
1.6~160
1.6~50/
0.63~63
1.6~50/
0.63~63
1.6~50/0.5~50
1.6~50/0.63~63
1.25~40  0.4~40
1.25~40  0.5~50
1.25~40 -0.63~63
Rapid travel of head
mm/min
10000
4000/6000/8000
4000/6000/8000
4000/6000/8000
4000/6000/8000
Guideway pair of table
Rolling
Hydrostatic/Rolling
Hydrostatic/Rolling
Hydrostatic/Rolling
Hydrostatic/Rolling
Torque of feed motor
N.m
62
42
42
42
42
CNC system
SIEMENS/FANUC
 
QIQIHAR HEAVY CNC EQUIPMENT CORP.,LTD ADD: NO.89 Anshun Road Qiqihar Heilong jiang China