00195376-05_SM_D1_D1i_D2_D2i_EN.pdf - 第63页

Service Work 4.2.2 Replacing the Tensioning Keys [00329478-xx] Gantries Service Manual SIPLACE D1/D1i/D2/D2i 63 Removing the tensioning keys Replacing the tensioning k eys (D4 shown as example) Legend ► Switch the machin…

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Service Work
Gantries 4.2.2 Replacing the Tensioning Keys [00329478-xx]
62 Service Manual SIPLACE D1/D1i/D2/D2i
Elastomeric spring (arrangement in D4 shown)
Legend
Loosen the M8x20 hexagon socket-head screw in the drilling in the elastomeric spring.
Installing the elastomeric spring
Use the M8 x 20 hexagon socket-head screw to fix the elastomeric spring.
Settings
None.
4.2.2
4.2.2 Replacing the Tensioning Keys [00329478-xx]
Replacing the Tensioning Keys [00329478-xx]
Tools and equipment
Set of DIN 911 Allen keys
Belt tension measuring device TSM [00326015-xx]
"Measuring belt tensions" operating instructions
Parts
Tensioning keys [00329478-xx]
Tensioning keys [03044521-xx]
1 Elastomeric spring for X-axis 3 All gantries: elastomeric spring for Y-axis
2 Gantries 1 and 3: elastomeric spring for the
Y-axis
Gantries 2 and 4: bracket instead of elasto-
meric spring
Service Work
4.2.2 Replacing the Tensioning Keys [00329478-xx] Gantries
Service Manual SIPLACE D1/D1i/D2/D2i 63
Removing the tensioning keys
Replacing the tensioning keys (D4 shown as example)
Legend
Switch the machine off and secure it to prevent unauthorized reactivation as described in section.
Push the head mount in the direction of the deflection pulley (6).
To relax the toothed belt (5), proceed as follows:
⇨ Loosen the locknut (11) and
⇨ Turn the hexagon socket-head screw (3) counterclockwise.
Removing the tensioning key, item 1 (synchronizing disk, short)
Loosen the M4 x 5 hexagon socket-head screw (8).
1 Tensioning keys [00329478-xx] 7 Spacer bolt with Benzing U-clip
2 Tensioning keys [03044521-xx] 8 M4 x 5 hexagon socket-head screw
3 M4 x 35 hexagon socket-head screw for
tensioning the toothed belt
9 Synchronizing disk, short
4 Head mount 10 Synchronizing disk, long
5 Toothed belt for the X-axis 11 Locknut
6 Deflection pulley
Service Work
Gantries 4.2.2 Replacing the Tensioning Keys [00329478-xx]
64 Service Manual SIPLACE D1/D1i/D2/D2i
Lift out the tensioning key.
Removing the tensioning key, item 2 (synchronizing disk, long)
Rotate the hexagon socket-head screw (3) out of the spacer bolt (7).
Lift out the tensioning key.
Installing the tensioning keys
Replacing the tensioning keys (D4 shown as example)
Installing the tensioning key, item 1 (synchronizing disk,
short)
Place the tensioning key on the "short synchronizing
disk" (9).
Fasten the tensioning key with the M4 x 5 hexagon
socket-head screw (8).
Installing the tensioning key, item 2 (synchronizing disk,
long)
Use the Benzing U clip to fit the spacer bolt (7) onto
the new tensioning key.
Place the tensioning key on the "long synchronizing
disk" (10).
Use the size 8 Allen key to turn the synchronizing disk
slightly until the hexagon socket-head screw (3) can
be screwed in.
Pretension the toothed belt by turning the hexagon
socket-head screw clockwise.
Insert the toothed belt. The toothed belt should run
approximately 270° around the "long synchronizing
disk" (4).