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00U
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* milling paths in continous mode (pinion)
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01A
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* Data sheet of example gear
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02A
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* Previous rough machining wiuth double-cone milling tool: layout
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03U
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* Previous rough machining wiuth double-cone milling tool: tool assembly
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04U
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* Error diagram in continous milling mode, for tool dia=250
due to path step and minimum curvature radius at root
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05U
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* Error diagram in continous milling mode, for tool dia=315
due to path step and minimum curvature radius at root
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06A
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* Optimized planning in multi-cut milling mode, from 2 to 8 cuts
by using 1 only milling tool; maximum over-stock is equal
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07A
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* Optimized planning in multi-cut milling mode, from 2 to 8 cuts
by using 2 milling tool spaced of normal basic pitch;
maximum over-stock is equal
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08A
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* Diagram for hand-calculation of cuts planning in multi-cut mode;
best results when external gap is balanced around external curvature radius
Calculated optimized planning belongs to this diagram
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09A
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* Diagram of otimized planning in multi-cut mode, with proper extra-radius
due to helix ; for use of 1 milling tool
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10A
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* Diagram of otimized planning in multi-cut mode, with proper extra-radius
due to helix ; for use of 2 milling tool , in case krc
< 0,50 ;
planning is referred to path of front milling tool;
krc = tool distance / delta curvature radius
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11A
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* Diagram of otimized planning in multi-cut mode, with proper extra-radius
due to helix ; for use of 2 milling tool , in case krc >
0,50 ;
planning is referred to path of rear milling tool;
krc = tool distance / delta curvature radius
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12A
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* Machining layout in internal position = arrive point in continous
milling or innest cut in multi-cut mode
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13U
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* Tool assembly for involute machining, both continous and multi-cut mode
with minimum distance from table to gear edge
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14A
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* Rolling progression : linear increasing of both rotation and tool translation
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15A
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* Extreme positions in continous mode; Feed-fitting value K
and maximum axes speed
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16A
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* Side view of extreme positions, with movement of tool center over
a trasvere plane along X
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17A
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* Side view of extreme positions, with movement of tool center along
tool axe, on machining center or hobbing machine
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18A
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* Side view of milling tool in innest position, with eventual
extra-depth under tangent plane
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19U
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* Calculation of form error: table 1 : 1st value F1 due to path step
and tool diameter
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20U
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* Calculation of form error: table 2 : 2nd value F2 = form error
due to F1 and minimum curvature radius at root
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21A
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* Machining layout in continous mode with tool axe fixed (as by
an ordinary hobbing machine)
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22A
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* Machining layout in continous mode with tool axe oriented as normal
pressure angle : working area is always close to center
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23A
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* DIN allowance for example gear
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24A
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* Rolling area from Da to dNf
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25A
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* Feed-fitting diagram in continous mode + machining time, with 2 tools
for krc
< 0,5 : first contact is by front milling tool
and following contact of rear tool makes X-Feed lower
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26A
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* Feed-fitting diagram in continous mode + machining time, with 2 tools
for krc
< 0,5 : first contact is by rear milling tool
and whole Feed-fitting is referred to rear milling tool position
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27A
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* Continous milling mode: form error diagram along gear axe
in innest position, WITHOUT extra-depth of tool edge
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28A
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* Continous milling mode: form error diagram along gear axe
in innest position, WITH OPTIMIZED extra-depth of tool edge
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29A
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* Continous milling mode: form error when gear facewidth is
equally shared by machining paths, for tool dia=200 mm
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30A
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* Continous milling mode: form error when gear facewidth is
equally shared by machining paths, for tool dia=250 mm
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31A
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* Mating conditions of example gear pair, with local values
of sliding coefficient and fundamentals
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32A
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* Normal and trasverse profile, with tangent local axes for
tool thickness verify
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33A
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* Rough cut with thin milling tool : layout
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34U
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* Rough cut with thin milling tool : milling equipement
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35A
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* Mating conditions with reference rack
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36A
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* Ellipse diagram of matching gear-hob:
hob helix equal to gear helix L/L or R/R
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37A
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* Ellipse diagram of matching gear-hob:
hob helix reverse than gear helix L/R or R/L
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