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HH Roberts Machinery Ltd
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HH Roberts / Topwell
TWH-4025
Heavy duty machining centers
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Introducing the new TWH Series Machining Centers:

This new series has very wide bases and saddles to give outstanding support to the table and workpeice.

The ballscrews are pretensioned.

This machine is targeted for higher speed applications like mold making, with the NEW Anilam 6000 series controls giving rapid traverse rates of 1000 IPM and full 3 axis contouring feed rates over 250 IPM.
 
Topwell TWH-4025 vertical machining center with Anilam 6000i CNC control

TWH-4025

Travels 40" x 25" x 23.6"

Table 24" x 48"

Choice of 2 heads with #40 or # 50 taper spindle

600 to 1000 IPM rapid traverse (according to control model and drive selection.)

spindle speeds to 12,000 rpm

Table load 2,000 lbs

Weight approximately 12,900 lbs

Click here to download the catalog ( pdf )

Topwell   TW-4025
Travels
X axis
1000
40"
Y axis
635
25"
Z axis
600
23.6"
Spindle nose to table surface
125-725
5" - 28.5"
Spindle center to column surface
685
27"
Table
Table dimension
500 × 1000
20" × 40"
T-slots wide × no.× pitch)
18mm × 5 × 80
0.70" x 5 x 3.15"
Table height from the floor
860
33.8"
Table load capacity
800 kgs
1760 lbs
Headstock
Spindle nose
Cat-V or BT 40 or 50
Spindle RPM #40
6000 standard, 8000 or 12000 optional
Spindle RPM #50
4500 standard, 6000 optional
Feeds
Rapid traverse for X, Y, Z axis
15000 mm. /. min (591ipm
Cutting feed for X, Y, Z axis
1-5000 mm. /. min (0.04-197ipm
Motors
Main motor BT40 (cont./30min)
5.5Kw / 7.5Kw
Main motor BT50 (cont./30min)
7.5Kw / 11Kw
AC servo motor for each axis
2Kw-14NW / 3.5Kw-22NM optional
Coolant system
580W
Lubrication system
25W
Chiller system
850W for spindle 8000RPM

Automatic tool changer
Magazine for armless type
16 / 20
Magazine for are type
24 / 32
Max. tool diameter
BT40: 70 / 127 (3"/5")
BT50: 125 / 180 (5"/7")
Max. tool length
BT40: 300mm  11.8"   BT50: 350mm   13.8"
Max. tool weight
BT40: 7 kgs   15 lbs
BT50: 15kgs   33 lbs
Accuracy
Positioning
±0.0050mm
±0.0002”
Repeatability
±0.0050mm
±0.0002”
General information
Air pressure
5 Kg / cm²
Machine weight
5800 kgs
12,760 lbs
Floor space (L × W × H)
3200 × 2800 × 2700mm
126" × 110" × 106"
CNC controllers available
Fanuc Oi/18i/21i-MB,
Meldas 64A / 65A,
Anilam 5000 or 6000i