Dynatrol VTL Feed Bracket Service Manual
Service manual for the Bullard Dynatrol Vertical Turret Lathe Standard Feed Bracket (Infinite Feed Type). This workshop manual covers the complete hydraulic and mechanical systems: variable displacement piston pumps, hydro-mechanical transmission operation, yoke control servomechanism, directional clutch assembly, high-speed 3-way valve function, formsprag clutch behavior, and directional and feed control mechanisms. Includes detailed adjustment procedures for feed bracket setup and operation, feed works schematics, and portable pendant control documentation for manual feed bracket operation. Essential reference for technicians performing maintenance, troubleshooting, or repair on Dynatrol feed bracket systems.
Table of Contents:
- INTRODUCTION
- TYPES OF DRIVES
- CHIEF CHARACTERISTICS
- VARIABLE DELIVERY PISTON PUMPS
- SIMPLE HYDRO-MECHANICAL TRANSMISSION
- BULLARD HYDRO-MECHANICAL TRANSMISSION-(FEED WORKS) OPERATING PRINCIPLES
- YOKE CONTROL (SERVOMECHANISM)
- DIRECTIONAL CLUTCH
- HIGH SPEED 3-WAY VALVE
- FORMSPRAG CLUTCH
- DIRECTIONAL CONTROL
- FEED CONTROL
- GENERAL DESCRIPTION
- FEED WORKS SCHEMATIC
- ADJUSTMENT INSTRUCTIONS
- MANUAL FEED BRACKET
- PORTABLE PENDANT CONTROL
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Document Details
- Format
- Pages
- 56
- Size
- 8.1 MB
- Category
- Machine Tools