Общий каталог Mitsubishi 2020 - 2021 - страница 709
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CUTTING CONDITIONS OF MMT SERIESTHREADING
SELECTING A SHIM FOR THE MMT SERIES Lead Angle (%°)
| Lead an so that t l nsert ($ When th ead an | gle (%) de he lead a l 1,$2). No reading w gle, referri | pends on a com ngle of the thread l need to chang ith a small diame ng to the table | bination of threa can coincide wit l eashimforgen ter or large pitch and graph below. | d diameter and p h the flank angle eral threading w , change the shi When threading | itch. Select a shi l s of the thread a ith an MMT hold m depending on t left hand thread | m l nd er. he s, | Flan | ($1°) Inclination Angle ('°) | |
| y SHI change | M REFE to a shim | RENCE TAB with a negative in | LE(THREADI clination angle. | NG DIAMETE | R) (Thread�a | �ngle�60˚�� | ��and�55 k A | ���˚) ngle ($2°) Flank Ang | le |
| Lead Angle | Right Hand | Thread(mm) | Le | ft Hand Thread( | mm) | ||||
| Pith | Threadin | Threadin | |||||||
| c (mm) | g impossible | 4.5° | 3.5° | 2.5° | 1.5° | 0.5° | g impossible | ─1.5° | ─0.5° |
| 0.5 | &1.7 ─&2.3 | &2.3 ─&3.0 | &3.0 ─&4.6 | &4.6 ─&9.1 | >&9.1 | &3.6 ─&9.1 | >&9.1 | ||
| 0.75 | &2.5 ─&3.4 | &3.4 ─&4.6 | &4.6 ─&6.8 | &6.8 ─&13.7 | >&13.7 | &5.5 ─&13.7 | >&13.7 | ||
| 1 | &3.3 ─&4.6 | &4.6 ─&6.1 | &6.1 ─&9.1 | &9.1 ─&18.2 | >&18.2 | &7.3 ─&18.2 | >&18.2 | ||
| 1.25 | &4.1 ─&5.7 | &5.7 ─&7.6 | &7.6 ─&11.4 | &11.4 ─&22.8 | >&22.8 | &9.1 ─&22.8 | >&22.8 | ||
| 1.5 | &5.0 ─&6.8 | &6.8 ─&9.1 | &9.1 ─&13.7 | &13.7 ─&27.4 | >&27.4 | &10.9 ─&27.4 | >&27.4 | ||
| 1.75 | &5.8 ─&8.0 | &8.0 ─&10.6 | &10.6 ─&16.0 | &16.0 ─&31.9 | >&31.9 | &12.8 ─&31.9 | >&31.9 | ||
| 2 | &6.6 ─&9.1 | &9.1 ─&12.1 | &12.1 ─&18.2 | &18.2 ─&36.5 | >&36.5 | &14.6 ─&36.5 | >&36.5 | ||
| 2.5 | &8.3 ─&11.4 | &11.4 ─&15.2 | &15.2 ─&22.8 | &22.8 ─&45.6 | >&45.6 | &18.2 ─&45.6 | >&45.6 | ||
| 3 | &9.9 ─&13.7 | &13.7 ─&18.2 | &18.2 ─&27.3 | &27.3 ─&54.7 | >&54.7 | &21.9 ─&54.7 | >&54.7 | ||
| 3.5 | &11.6 ─&15.9 | &15.9 ─&21.3 | &21.3 ─&31.9 | &31.9 ─&63.8 | >&63.8 | &25.5 ─&63.8 | >&63.8 | ||
| 4 | &13.2 ─&18.2 | &18.2 ─&24.3 | &24.3 ─&36.5 | &36.5 ─&72.9 | >&72.9 | &29.2 ─&72.9 | >&72.9 | ||
| 4.5 | &14.9 ─&20.5 | &20.5 ─&27.3 | &27.3 ─&41.0 | &41.0 ─&82.1 | >&82.1 | &32.8 ─&82.1 | >&82.1 | ||
| 5 | &16.5 ─&22.8 | &22.8 ─&30.4 | &30.4 ─&45.6 | &45.6 ─&91.2 | >&91.2 | &36.5 ─&91.2 | >&91.2 |
| G | SHIM REFERENCE GRAPH (Threadangle60˚and55˚) | * Back turning in the case of left hand threads. | ||
| y | ||||
| Right Hand Thread | Left Hand Thread |
| %=4.5° | %=3.5° | % : Lead Angle | % : Lead Angle | |
| %=2.5° | ||||
| Threading | ||||
| impossible |
%=1.5°(Standard Shim) Threading %=─ 1.5°
impossible
%=0.5° %=─ 0.5°
(1.97") (3.94") (5.91") (7.87") (1.97") (3.94") (5.91") (7.87")
ThreadingDiameter(mm) ThreadingDiameter(mm) Note 1) When a thread lead angle < the tool flank angle, change the shim to prevent side interference with the insert. (Refer to the table on page G013 for the calculation of thread lead angle and tool flank angle.) y SHIM REFERENCE TABLE (THREADING DIAMETER) (Threadangle30˚and29˚)
| Lead Angle | Right Hand | Thread(mm) | Le | ft Hand Thread(m | m) | ||||
| Pitch (mm) | Threading impossible | 4.5° | 3.5° | 2.5° | 1.5° | 0.5° | Threading impossible | ─1.5° | ─0.5° |
| 0.5 | &1.8 ─&2.3 | &2.3 ─&3.0 | &3.0 ─&4.6 | &4.6 ─&9.1 | >&9.1 | &4.6 ─&9.1 | >&9.1 | ||
| 0.75 | &2.7 ─&3.4 | &3.4 ─&4.6 | &4.6 ─&6.8 | &6.8 ─&13.7 | >&13.7 | &6.8 ─&13.7 | >&13.7 | ||
| 1 | &3.6 ─&4.6 | &4.6 ─&6.1 | &6.1 ─&9.1 | &9.1 ─&18.2 | >&18.2 | &9.1 ─&18.2 | >&18.2 | ||
| 1.25 | &4.5 ─&5.7 | &5.7 ─&7.6 | &7.6 ─&11.4 | &11.4 ─&22.8 | >&22.8 | &11.4 ─&22.8 | >&22.8 | ||
| 1.5 | &5.5 ─&6.8 | &6.8 ─&9.1 | &9.1 ─&13.7 | &13.7 ─&27.4 | >&27.4 | &13.7 ─&27.4 | >&27.4 | ||
| 1.75 | &6.4 ─&8.0 | &8.0 ─&10.6 | &10.6 ─&16.0 | &16.0 ─&31.9 | >&31.9 | &16.0 ─&31.9 | >&31.9 | ||
| 2 | &7.3 ─&9.1 | &9.1 ─&12.1 | &12.1 ─&18.2 | &18.2 ─&36.5 | >&36.5 | &18.2 ─&36.5 | >&36.5 | ||
| 2.5 | &9.1 ─&11.4 | &11.4 ─&15.2 | &15.2 ─&22.8 | &22.8 ─&45.6 | >&45.6 | &22.8 ─&45.6 | >&45.6 | ||
| 3 | &10.9 ─&13.7 | &13.7 ─&18.2 | &18.2 ─&27.3 | &27.3 ─&54.7 | >&54.7 | &27.3 ─&54.7 | >&54.7 | ||
| 3.5 | &12.7 ─&15.9 | &15.9 ─&21.3 | &21.3 ─&31.9 | &31.9 ─&63.8 | >&63.8 | &31.9 ─&63.8 | >&63.8 | ||
| 4 | &14.6 ─&18.2 | &18.2 ─&24.3 | &24.3 ─&36.5 | &36.5 ─&72.9 | >&72.9 | &36.5 ─&72.9 | >&72.9 | ||
| 4.5 | &16.4 ─&20.5 | &20.5 ─&27.3 | &27.3 ─&41.0 | &41.0 ─&82.1 | >&82.1 | &41.0 ─&82.1 | >&82.1 | ||
| 5 | &18.2 ─&22.8 | &22.8 ─&30.4 | &30.4 ─&45.6 | &45.6 ─&91.2 | >&91.2 | &45.6 ─&91.2 | >&91.2 |
G012 * Back turning in the case of left hand threads.