About TOS Czech VR-4 Radial Drilling Machine
Make - TOS (Czech Republic)
Model - VR-4
Drilling Capacity - 50 mm
Spindle Diameter - 75 mm
Arm Length - 1470 mm
Spindle Speeds - 45 rpm to 2000 rpm
Spindle Taper - MT 4
Spindle Feed Travel - 310 mm
Spindle Feed Rate of Travel - 0.025 mm/rev to 1.58 mm/rev
Vertical Travel of Arm - 680 mm
Cube Table Size - 705 mm x 705 mm
Clamping Type - Manual
- Complete with Clamping Vice & 3-Jaw Chuck.
- Machine is in excellent working condition.
Video of The Machine -
https://youtu.be/_NLq6itrmxY
Heavy-Duty Construction for Demanding TasksBuilt with a sturdy cast iron body, the TOS Czech VR-4 Radial Drilling Machine excels in industrial metal drilling and maintenance workshop settings. Its heavy-duty structure ensures stability and minimizes vibrations, making it perfect for tasks that require precision and strength.
Versatile Drilling for Large WorkpiecesWith a generous arm length of 1600 mm and table size of 700 x 500 mm, this machine is ideal for handling large or awkwardly shaped items. The adjustable arm and wide vertical travel provide flexibility for various drilling angles and positions.
Easy Operation and Reliable PerformanceThe semi-automatic, manual control system ensures ease of use for operators, while the gear-driven spindle and rapid feed options help improve productivity. Twelve spindle speeds and adjustable feed settings make it suitable for a range of materials and requirements.
FAQ's of TOS Czech VR-4 Radial Drilling Machine:
Q: How does the TOS Czech VR-4 Radial Drilling Machine accommodate large workpieces?
A: The machine features a 1600 mm arm length and an adjustable arm with a vertical travel of 600 mm, allowing for ample workspace and flexibility to drill at different positions, making it well-suited for large and irregularly shaped workpieces.
Q: What is the maximum drilling capacity of the VR-4 Radial Drill?
A: The TOS Czech VR-4 can drill holes up to 50 mm in diameter, ensuring capability for most heavy-duty industrial drilling tasks.
Q: Where is this machine typically used?
A: This radial drilling machine is commonly found in industrial metalworking shops, maintenance workshops, and manufacturing plants requiring reliable, heavy-duty drilling for various applications.
Q: What benefits does the gear-driven spindle and rapid feed provide?
A: The gear-driven spindle ensures powerful, consistent torque, while the rapid feed mechanism allows for quicker drilling cycles, both contributing to higher productivity and precision.
Q: When should operators use the automatic or manual spindle feed settings?
A: The automatic feed is best for consistent, repetitive drilling jobs, improving accuracy and reducing operator fatigue. Manual feed gives the operator complete control, which can be useful for delicate or one-off tasks.
Q: How is the VR-4 machine powered and what are its electrical requirements?
A: It operates on a 415V electric supply, with a main motor power of 3.3 kW and a frequency of 50 Hz, standard for industrial machinery.
Q: What maintenance process should be followed to ensure long machine life?
A: Regular cleaning, lubrication of moving parts, inspection for wear, and timely replacement of consumables will help maintain optimal performance. The coolant pump should also be checked to ensure proper functioning during operation.