RYAZAN RT783 Large Bore Lathe

FEATURES

This machine is a heavy duty robust design, vibration resistant and temperature stabilised to ensure continued accuracy.
Hardended and ground bedways combined with rigid design of carriage, spindle and feedbox ensure long life of the machine.
Feedbox features high rigidity kinematic train which incorporates hydraulic shift for reversing the leadscrew.
All power transmission gears are manufactured from hardened and ground steel.
The machine is provided with two 3-Jaw chucks which are power-driven, self-centring with independent adjustable jaws.
The machine is equipped with automatic cycling system for screw cutting internal and external threads and a taper turning attachment is provided.

SPECIFICATIONS

Maximum diameter over the bed 840mm
Maximum diameter machined 800mm
Maximum diameter machined over the carriage 490mm
Range of pipe sizes machined 48-190mm
Length of taper turning attachment 500mm
Distance from face of chuck to tailstock 1390mm
Taper turning angle +/- 10°
Maximum weight of workpiece 1000kg
Spindle bore 200mm
Speed range 20-630 rpm
Feed range longitudinal 0.06-1mm/rev.
Feed range cross and topslide 0.024-0.368mm/rev.
Range of thread pitches machined, metric 1-14mm
Range of thread pitches machined, English in TPI 28-2
Main drive motor power 18.5kW
Machine length 3975mm
Machine width 1860mm
Machine height 1550mm
Machine weight 7000kg

STANDARD ACCESSORIES

2 x 3-Jaw power chucks
Electrical equipment
Coolant system
Support type rest for long pipes
Dead centre for tailstock
Taper turning attachment
Maintenance toolkit
Operation and service manual

OPTIONAL ACCESSORIES

4-Jaw self-centring chuck 630mm diameter
V-type support