Huvema HU 320 UM TOPLINE, Manual

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CHANGES AND TYPING ERRORS RESERVED CHANGES AND TYPING ERRORS RESERVED
4.4.2 d
iaGraM for speed deTerMinaTion
4.5 d
rive THe spindle
The drive of the spindle is carried out by:
• AC motor (2.2KW)
• 2 Belts
• On the gearbox countershaft
- Through transmission and bevel gear onto the Vertical spindle drive
- Directly to the Horizontal spindle drive
Milling Spindles
The spindles are hardened and ground. The concentricity meets the acceptance conditions according to DIN 8615
andmax amounts. 0.005mm (spindle run-out accuracy)
Storage
The spindles are mounted free of play, each with 2 high-precision, adjustable NSK angular contact bearings.
Rigidity recording (Vertical and Horizontal spindle) ISO-40 Spindle taper hardened and ground according to DIN
2079
Vertical milling spindle Horizontal milling spindle
2-4-01. Diagram for Speed determination
2-4-02. Diagram for feed rate calculation
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