Renishaw ACR2, Руководство по установке

Страница: 29 / 59

Unloading a probe arm
Recall the pin datum X
D
, Y
D
, Z
D
set in step 8 of the port datum procedure
The PHS should have a probe arm fitted
Ensure the PHS is oriented into the correct position to enter the port ﴾D 0°, E ‐90°﴿
Position relative to pin datum X
D
, Y
D
, Z
D
:
X‑axis Y‑axis Z‑axis Point Description
+53.5 -135.5 -31.5 F Stand off position.
Head is in front of port and has probe arm fitted.
Head is oriented to D 0°, E ‐90°.
-114 Transit stage
PHS contacts the ACR2 port lid.
This may cause a probe trigger, so the probing system should be disabled before
reaching this point.
-20 Transit stage
Probe arm engages port location pins.
Renishaw recommend that servo control of the head axes should be switched off at
this point.
NOTE: Remove only 24 V servo power from the head.
Do not remove logic power from the head as this will cause head position loss.
+53.5 +14.5 -31.5 E PHS fully located in ACR2 port
+50 +14.5 -31.5 D ACR2 ready to activate unlock mechanism
+50 +14.5 +68.5 C Probe arm unlocked from PHS head
+74 +14.5 +68.5 B Move PHS head clear of probe arm
-20 Transit stage
Servo control of the head should be re-enabled.
Note that the position of the head may have changed under gravity and that the
head should be held in its current position before returning to the previous
orientation.
-114 Transit stage
PHS clears the ACR2 port lid.
+74 -135.5 +68.5 A Stand off position
Head is in front of port with no probe arm fitted.
ACR2 installation guide
www.renishaw.com
Issued 09 2020
29