VELTRIX THREADPRO TP-715

Compact CNC external thread grinding for precision components.

The TP-715 is a CNC external (OD) thread grinding machine engineered for precision thread production on components up to approximately 4.2 in (107 mm) in grinding diameter. With a fixed wheel dresser, bi-directional dressing speeds up to approximately 6,250 rpm, and rapid axis traverse of approximately 295 IPM on both the Z and X axes, the TP-715 is built for manufacturers who need consistent, high-accuracy thread profiles run after run.

Key Features

  • Full CNC Control for automatic and highly repeatable thread grinding cycles.
  • Precision External Thread Grinding for straight, tapered and special thread profiles.
  • CNC Synchronized Workhead & Axial Feed for accurate pitch generation.
  • High-Precision Grinding Wheel Spindle designed for stable, vibration-free operation.
  • Programmable Thread Pitch, Lead, Depth and Grinding Length through the CNC.
  • Automatic Multi-Pass Grinding Cycle including roughing, finishing and spark-out.
  • CNC Wheel Dressing System for accurate generation and restoration of the required thread profile.
  • Automatic Wheel Wear Compensation after dressing for consistent component accuracy.
  • High-Rigidity Machine Structure for excellent dimensional stability during precision grinding.
  • Precision Linear / Rotary Feedback System for accurate axis positioning and synchronization.
  • Variable Workpiece Spindle Speed to suit different component diameters, materials and thread forms.
  • Programmable Infeed & Grinding Parameters for quick changeover between components.
  • High-Pressure Coolant System for effective cooling, flushing and improved surface finish.
  • Automatic Lubrication System for guideways and critical moving components.
  • User-Friendly CNC Interface with program storage, diagnostics and process monitoring.
  • Fully Enclosed Grinding Area with safety interlocks for operator protection.
  • Quick Setup & Changeover for small-batch as well as production applications.
  • Suitable for grinding Metric, Imperial, Trapezoidal, ACME, Worm, Ball-Screw and Special Thread Profiles,
  • Suitable for precision components used in Aerospace, Defence, Automotive, Tooling, Hydraulic, Machine Tool industries.

Standard Equipment

  • Manually operated tailstock module
  • Automatic integral wheel balancing
  • Absolute encoders fitted on all axes
  • Work-head mounted dresser module
  • Advanced CNC control with HMI software and dedicated thread-profile programming interface
  • Hand-held pendant for operator convenience
  • Full machine enclosure with door interlocks and operator lighting
  • Coolant clarification system and fume extraction unit
  • Magnetic and centrifugal separators for coolant management
  • Temperature-controlled electrical cabinet with remote diagnostics
  • Air conditioning unit and spindle chiller unit
  • Includes: standard diamond dressing disc, morse taper centers, vitrified aluminium oxide grinding wheel, and standard tool kit

Technical Data — TP-715

SpecificationVeltrix Published Value
Grinding TypeExternal
Max. Swing Diameter6.3 in (160 mm)
Min. / Max. Grinding Diameter0.21 in / 4.21 in (5.3 mm / 106.9 mm)
Min. / Max. Grinding Length16 in (406.4 mm)
Work Spindle Speed0.4176 – 125 RPM
Wheel Head Spindle Speed2,050 RPM
Grinding Wheel Diameter19 in (482.6 mm)
Grinding Wheel Width1 in (25.4 mm)
A-Axis Helix Capacity± 49°
Z-Axis Table Slide Travel23 in (584.2 mm)
X-Axis Wheel Slide Travel12 in (304.8 mm)
Z / X Rapid Traverse295 / 295 IPM
Wheel Dresser TypeFixed
Wheel Dresser Speed0 – 6,250 RPM (bi-directional)
Machine Footprint160 in x 150 in
Machine Weight18,800 lbs

Detailed technical specifications can be provided upon request. Specifications and features are subject to change without prior notice. Optional accessories and special configurations can be offered on request. Final specifications and scope of supply shall be as confirmed in our techno-commercial offer. Minor customization can be offered based on customer requirements and technical feasibility.

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