Festo HGP- A-B Série Notice D'utilisation page 23

HGP−...−A−B(−G..)
Fitting pneumatic components
Please note
S Make sure that there are no dirt particles or other objects in the connections
of the gripper and the tubing.
Check to see if the following are necessary:
S
A compensation reservoir
type VZS−...
These will reduce fluctuations in the
pressure.
Fig. 15
If the compressed air connections are close together (e.g. HGP−10−...):
Use only straight screw connectors.
S
Angled screw connectors may impede each other.
Use Festo screw connectors (e.g. type QS−...).
S
If products from other manufacturers are used, the eccentric pressurization
holes of the gripper may be closed.
Connect the HGP−... to the compressed air connections 1.
S
Compressed air
connection on
base side
External Closing
gripping
Internal Opening
gripping
Fig. 16
With long and heavy gripper fingers:
Use a one−way flow control valve type GRLZ−... or GRLA−... directly on each of
S
the compressed air connections.
Festo HGP−...−A−B(−G..) 0405b English
A non return valve, piloted
type HGL−...
In this way you can prevent the work load
from sliding down if there is a sudden drop
in pressure.
Compressed air
connection on
gripper jaw side
Opening
Closing
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