00195376-05_SM_D1_D1i_D2_D2i_EN - 第65页
Service Work 4.2.3 Replacing the Deflection Unit [03038315-xx] Gantries Service Manual SIPLACE D1/D1i/D2/D2i 65 Settings 4.2.3 4 . 2 . 3 R e p la c in g t h e D e f le c t io n U n it [ 0 3 0 3 8 3 1 5 - x x ] Replacing …
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).
Service Work
4.2.3 Replacing the Deflection Unit [03038315-xx] Gantries
Service Manual SIPLACE D1/D1i/D2/D2i 65
Settings
4.2.3
4.2.3 Replacing the Deflection Unit [03038315-xx]
Replacing the Deflection Unit [03038315-xx]
Tools and equipment
▪ Set of DIN 911 Allen keys
▪ Belt tension measuring device TSM [00326015-xx]
▪ "Measuring belt tensions" operating instructions
Parts
▪ Deflection unit X SIPLACE S/F D [03038315-xx]
Replacing the tensioning keys (D4 shown as example)
► Push the head mount towards the X-axis motor as far
as the stop on the elastomeric spring.
► Turn the hexagon socket-head screw to set the belt
tension to 44 Hz + /1 Hz.
CAUTION! Do not overstretch the toothed belt
when adjusting the belt tension.
► Secure the hexagon socket-head screw (3) with the
locknut (11).
Service Work
Gantries 4.2.3 Replacing the Deflection Unit [03038315-xx]
66 Service Manual SIPLACE D1/D1i/D2/D2i
Removing the deflection unit
Replacing the deflection unit (D4 shown as example)
Legend
► Switch the machine off and secure it to prevent unauthorized reactivation as described in section.
► To relax the toothed belt (9), proceed as follows:
⇨ Loosen the locknut (11) and
⇨ Turn the hexagon socket-head screw (1) counterclockwise.
► Remove the M4 x 35 hexagon socket-head screw (1).
► Pull the tensioning key (2) off the synchronizing disk (3).
► Pull the toothed belt (9) out through the opening in the tension jack (4).
► Unthread the toothed belt from the deflection unit (8).
1 M4 x 35 hexagon socket-head screw 7 2 x M6 x 10 hexagon socket-head screws
2 Tensioning keys 8 Deflection unit - X
3 Synchronizing disk, long 9 Synchroflex toothed belt
4 Opening in tension jack for toothed belt 10 25 x 10.5 x 50 elastomeric spring
5 Y-axis brake, external 11 Locknut
6 2 x M3 x 8 hexagon socket-head screws