About Bridgeport USA Series-I Vertical Turret Milling Machine
Make - Bridgeport (USA)
Model - Series-I 2-HP
Table Size - 1220 mm x 230 mm
Longitudinal Travel - 670 mm (Automatic)
Cross Travel - 300 mm
Spindle Speeds (Infinitely Variable) - 50 rpm to 3750 rpm
Spindle Travel - 127 mm
Spindle Diameter - 86 mm
- Equipped with a 2-Axis DRO.
- Automatic Feed & Rapid Movement on Longitudinal Travel.
- Machine is in excellent working condition.
Video of The Machine -
https://youtu.be/iVac2oXbn2c
Versatile Precision EngineeringBridgeports Series-I vertical turret milling machine delivers supreme accuracy and flexibility, with a swiveling ram and tilting head for complex part fabrication. Its table travels and quill travel accommodate diverse workpiece sizes for detailed operations, supporting both normal and challenging engineering requirements.
Heavy-Duty Construction & DurabilityBuilt with a cast iron main structure and base, this mill stands up to rigorous industrial use. Its hefty 1200 kg weight and variable spindle speed ensure stable, smooth, and vibration-free performance, which translates to superior results in every task.
Manual Operation, Maximum ControlThis Series-I mill features intuitive hand wheel and lever controls, giving machinists tactile feedback for precise, repeatable adjustments. The dovetail table slide ways and backlash eliminator contribute to optimal accuracy and long-lasting dependability during extended use.
FAQs of Bridgeport USA Series-I Vertical Turret Milling Machine:
Q: How does the manual control system work on the Series-I Vertical Turret Milling Machine?
A: The Series-I uses hand wheels and levers for precise manual adjustments on all axes, spindle speeds, and tool changes. This allows operators to directly control every aspect of milling, drilling, or boring operations, offering tactile feedback and precision in setup and execution.
Q: What are the primary applications of the Bridgeport Series-I milling machine?
A: This machine is primarily used for precision milling, drilling, and boring in metalworking and engineering workshops. It is ideal for producing parts, prototypes, and components requiring accuracy and repeatability, especially where manual control is preferred over CNC automation.
Q: Where can the Bridgeport Series-I be effectively utilized?
A: The Series-I is well-suited for industrial environments such as machine shops, repair facilities, technical schools, and general engineering workshops that handle custom or small-batch parts fabrication, especially in scenarios requiring adaptability and robust construction.
Q: What benefits does the swivel head and ram provide for machining?
A: The 360 ram swivel and multi-directional head tilt (90 left/right and 45 front/back) greatly increase the machines versatility. They allow the operator to perform angular cuts, slotting, and complex part fabrication without the need to reposition the workpiece, saving time and improving workflow.
Q: Which process steps are facilitated by this milling machines design?
A: Steps such as setting up the workpiece, adjusting cutting angles, and switching speeds are simplified by ergonomic control placement, a precision-ground table, and a backlash eliminator. This design helps streamline processes from initial setup to final finishing.
Q: What is the capacity of the Series-I in terms of workpiece size and weight?
A: The spacious table (1067 mm x 228 mm) and generous X (810 mm), Y (305 mm), and Z (406 mm) travels accommodate a variety of workpiece sizes. Its heavy-duty construction allows for stable machining of substantial components (machine weight: approx. 1200 kg).
Q: When is it beneficial to use this manual milling machine over a CNC alternative?
A: Manual operation is advantageous for one-off jobs, prototyping, or situations requiring frequent setup changes. It offers direct control, immediate adjustments, and eliminates programming time, making it suitable for skilled machinists seeking flexibility and hands-on precision.