4V2A1563 (E)
6 - 1
6.1
Overview
This chapter contains information on maintaining the Makino V55 14,000
and 20,000 rpm, (11A Type) spindle heads, at peak operation.
Descriptions of the design, principle of operations, and procedures for
maintenance and adjustment of the spindle’s main assemblies, and
peripheral components are provided.
The X and Z axes provide all spindle movement. The spindle assembly is
contained within the ram casting. The ram casting travels vertically form-
ing the Z axis and is mounted to the front of the saddle. The saddle is
mounted on top of the column forming the X axis.
6.2
Spindle Design
Spindle rotation from 15 to 14,000 (or 200 to 20,000) rpm, programmable
in 1 rpm increments, is provided by an integral AC servo motor consisting
of a stator housed in the spindle cartridge and a rotor on the spindle shaft.
Spindle rotation is monitored by a pulse coder ring/sensor assembly
located at the rear of the spindle shaft. A Fanuc digital spindle drive sys-
tem controls rotation, orientation, and rigid tapping.
The spindle is supported by two pre-loaded angular contact ball bearings
at the nose and one single row roller bearing, at the top. This bearing
arrangement provides maximum spindle rigidity and accuracy, by absorb-
ing axial and radial cutting forces. The bearing pre-load is set at the fac-
tory.
•
Spindle Nose Taper: 7/24 ISO #40 taper.
Tooling is securely retained in the spindle taper by the draw bar assembly,
housed inside the spindle. The draw bar assembly consists of the draw
bar, disc (Belleville) springs, and the collet finger assembly.
•
Tool Clamping Force: 1980kg (4366lb)
The draw bar is a “positive mechanical” clamping mechanism and is “nor-
mally” clamped. Tooling is released when the spindle is unclamped, by
hydraulically advancing the draw bar assembly.
Содержание V55
Страница 6: ...vi...
Страница 32: ...1 24 NOTES SKETCHES...
Страница 37: ...4V2A1563 E 2 3 FIGURE 2 1 SPINDLE POWER AND TORQUE CHARACTERISTICS...
Страница 39: ...4V2A1563 E 2 5 FIGURE 2 2 AXIS CONFIGURATION TRAVEL AND WORK CUBE...
Страница 41: ...4V2A1563 E 2 7 FIGURE 2 4 WORKPIECE SIZE LIMITATIONS...
Страница 53: ...4V2A1563 E 2 19 FIGURE 2 6 FLOOR SPACE FOR STANDARD MACHINE...
Страница 58: ...2 24 F IGURE 2 7 V55 WITH 25 TOOL ATC...
Страница 59: ...4V2A1563 E 2 25 F IGURE 2 8 V55 WITH 25 TOOL ATC AND LIFT UP CHIP CONVEYOR LEFT...
Страница 60: ...2 26 F IGURE 2 9 V55 WITH 25 TOOL ATC AND LIFT UP CHIP CONVEYOR RIGHT...
Страница 61: ...4V2A1563 E 2 27 F IGURE 2 10 V55 WITH 25 TOOL ATC LIFT UP CHIP CONVEYOR LEFT AND APC...
Страница 62: ...2 28 F IGURE 2 11 V55 WITH 25 TOOL ATC LIFT UP CHIP CONVEYOR RIGHT AND APC...
Страница 63: ...4V2A1563 E 2 29 F IGURE 2 12 V55 WITH 40 OR 80 TOOL ATC...
Страница 64: ...2 30 F IGURE 2 13 V55 WITH 40 OR 80 TOOL ATC AND LIFT UP CHIP CONVEYOR LEFT...
Страница 65: ...4V2A1563 E 2 31 F IGURE 2 14 V55 WITH 40 OR 80 TOOL ATC AND LIFT UP CHIP CONVEYOR RIGHT...
Страница 66: ...2 32 F IGURE 2 15 V55 WITH 40 OR 80 TOOL ATC LIFT UP CHIP CONVEYOR LEFT AND APC...
Страница 67: ...4V2A1563 E 2 33 F IGURE 2 16 V55 WITH 40 OR 80 TOOL ATC LIFT UP CHIP CONVEYOR RIGHT AND APC...
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Страница 93: ...4V2A1563 E 3 23 FIGURE 3 6 LEVELING BASE POSITIONS AND BED TO FLOOR CLEARANCE...
Страница 94: ...3 24 NOTES SKETCHES...
Страница 99: ...4V2A1563 E 4 3 FIGURE 4 1 MACHINE CORE ELEMENTS...
Страница 103: ...4V2A1563 E 4 7 FIGURE 4 3 MAKINO PROFESSIONAL 3 CONTROL WITH MPC5...
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Страница 114: ...4 18 NOTES SKETCHES...
Страница 123: ...4V2A1563 E 5 5 FIGURE 5 1 BASIC TROUBLESHOOTING FLOW CHART...
Страница 124: ...5 6 NOTES SKETCHES...
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Страница 191: ...4V2A1563 E 5 73 TEC F IGURE 5 26 S CHEMATIC PAGE FORMAT...
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Страница 202: ...NOTES SKETCHES...
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Страница 252: ...6 50 NOTES SKETCHES...
Страница 261: ...4V2A1563 E 6 59 FIGURE 6 36 SPINDLE HYDRAULIC CIRCUIT...
Страница 267: ...4V2A1563 E 6 65 FIGURE 6 40 L PORT SPINDLE LUBRICATION...
Страница 269: ...4V2A1563 E 6 67 FIGURE 6 41 V PORT SPINDLE LUBRICATION...
Страница 277: ...4V2A1563 E 6 75 NOTES SKETCHES...
Страница 279: ...4V2A1563 E 6 77 FIGURE 6 48 SEALING ROD INSTALLATION...
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Страница 293: ...4V2A1563 E 7 5 F IGURE 7 3 AXIS DRIVE CIRCUIT...
Страница 297: ...4V2A1563 E 7 9 NOTES SKETCHES...
Страница 309: ...4V2A1563 E 7 21 FIGURE 7 12 BALL SCREW COOLING OIL AND TAC BEARING LUBRICATION PIPING...
Страница 311: ...4V2A1563 E 7 23 NOTES SKETCHES...
Страница 317: ...4V2A1563 E 7 29 FIGURE 7 18 BALL SCREW PRE TENSION PROCEDURE...
Страница 331: ...4V2A1563 E 7 43 FIGURE 7 26 Y AXIS LIMIT SWITCH TO DOG SETTINGS FIGURE 7 27 Z AXIS LIMIT SWITCH TO DOG SETTINGS...
Страница 346: ...7 58 NOTES SKETCHES...
Страница 348: ...7 60 FIGURE 7 35 Y AXIS COVER SYSTEM...
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Страница 439: ...4V2A1563 E 9 5 NOTES SKETCHES...
Страница 441: ...4V2A1563 E 9 7 F IGURE 9 3 OIL CONTROLLER ELECTRICAL DRAWINGS...
Страница 443: ...4V2A1563 E 9 9 FIGURE 9 4 OIL CONTROLLER MACHINE SYSTEM...
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