DFD6361-Maintenance - 第52页
A-36 Spindle piping The spindle is water-cool ed. At the rear end of the spindle, there are joints for i ntake and exhaust of air and spindle coolant water. [1.2 k W spindle] ( Common betw een Z1- and Z2-axi s) ÿ Spindle…
A-35
2-11. Spindle-axis Section
Spindle-axis section component names
The spindle-axis section consists of the following components.
FRONT
Z1-axis
spindle holder
Z2-axis
spindle holder
Z1-axis spindle Z2-axis spindle
Spindle-axis section mechanism
The spindle-axis section is structured as follows:
Driving source Driven by a DC brushless motor.
Axis supporting section An air bearing is used.
A-36
Spindle piping
The spindle is water-cooled.
At the rear end of the spindle, there are joints for intake and exhaust of air and
spindle coolant water.
[1.2 kW spindle] (Common between Z1- and Z2-axis)
ÿ
Spindle coolant water outlet
Air inlet
Air outlet
Spindle coolant water inlet
A-37
Installation diagram of hub mount/flange
Insert the hub mount or flange into the taper section at the edge of the spindle
axis.
[1.2kW spindle hub mount]
Hub mount
Hub Lock nut
Lock bolt
[Flange of 1.2 kW spindle flange (Washer type)]
Flange A
Flange B
Flange B lock nut
Lock bolt