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HH Roberts Machinery Ltd logo
Questions ?
Call us at 905-624-5536
H.H. Roberts Machinery Limited
1324 Matheson Blvd E., Mississauga, Ontario, Canada. L4W-2Z7, Fax 905-624-9065
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AnnnYang 27" 35"  and 39" Swing Variable Speed Lathes
with constant surface speed
These models are also available without
variable speed drive and constant surface speed Click Here

Download complete catalog of all models
Annn Yang DY-880 x 16 foot variable speed lathe with constant surface speed

Annnyang DY-660-VS lathe
26" swing

More pictures below the specs table
DY-680VS
DY-780VS
DY-880VS
DY-980VS
Swing
Distance between centers
1100, 1600, 2000, 2500, 3000, 3500, 4000, 5000, 6000 mm
Swing over bed
680 mm
780 mm
880 mm
980 mm
Swing over cross slide
440 mm
540 mm
640 mm
740 mm
Swing over gap
970 x 482
1070 x 482
1170 x 482
1270 x 482
Height of center
340 mm
390 mm
440 mm
490 mm
Bed
Width
458 mm
Headstock
Spindle nose & bore
ASA A2-11 105 mm   Optionally 155 mm
Spindle speed (rpm)
with 105mm bore  L: 12~50    M: 60~180    H: 306~1000
with 155mm  bore  L: 10~40    M: 47~150    H: 245~800
Number of spindle speed
Variable (3 steps)
Feeds- Thread
Leadscrew
Ø45 mm. (1 3/4 T.P.I.)
Number of feed changes
28
Longitudinal feed range
0.05~0.7 mm/rev
Cross feed range
0.025~0.35 mm/rev
Inch threads
2-28 (36).
Metric threads
P0.8~14mm (65)
D.P. No. / range
4~56D.P (36)
Module pitches No. / range
0.5~7 MOD (22)
Tool Slide
Cross slide travel
340 mm
390 mm
440 mm
490 mm
Top slide travel
240 mm
Tailstock
Quill travel
210 mm
Quill diameter
105 mm
Taper of center
MT 6
Motor
Main motor
30 Hp
Rapid feed motor
1/4 Hp
Coolant pump
1/8 Hp
Dimensions
Length
1100 x 2700, 1600 x 3200,  2000 x 3700, 2500 x 4200,  3000 x 4700, 
3500 x 5200, 4000 x 5700,  5000 x 6700,  6000 x 7700
Width
1240
Height
1400
1450
1500
1550
Weight. (kg)
1100 x 3300  1600 x 3600  2000 x 3900 2500 x 4200  3000 x 4500 
3500 x 4800 4000 x 5100  5000 x 6300  6000 x 6600
Above specifications are subject to change without notice. Special requirement please connect with us.

Spindle speed control on the Annn Yang variable speed lathes
With the variable speed control we have the option of interfacing the digital
readout to the spindle drive, giving constant surface speed, just like a CNC
machine, with the benefit of better finishes.
The apron on the Annn Yang 680 variable speed lathe
Above shows the apron with optional leadscrew covers.
large bore spindle and mounting plate for a rear chuck
Preparation for a rear chuck is avaiable.  This photo shows the backplate for the chuck mounted on the spindle.