HS50_advance_level 2 - 第177页

Stud ent Gu ide HS-5 0 Adva nced II 07/2 002 Ed ition 7 X- Axis 19  (1) T ensio ning k ey (2) T ensio ning k ey (3) M4 x 35 h exagon s ocket-head screw for tensioning the toot hed bel t (4) Head m ount (5) T oothed b el…

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07/2002 Edition Student Guide HS-50 Advanced II
7 X-Axis
18
➠ Loosen the M8x20 hexagon socket-head screw in the hole in the elastomeric spring.
➠ Push the metal sleeve out of the elastomeric spring.
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➠ Insert the metal sleeve into the new elastomeric spring.
➠ Use the M8 x 20 hexagon socket-head screw to fix the elastomeric spring.
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None
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 7RROVDQGHTXLSPHQW
– Set of DIN 911 Allen keys
– TSM belt tension measuring device, from item number 00326015-01
– "Measuring belt tensions" operating instructions
Parts
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Tensioning key 00329478-01 (1)
Tensioning key 00329485-01 (2)
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➠ Switch the placement system off and secure it to prevent switching on again .
➠ Push the head mount towards the deflection pulley (item 6 in Fig. 7.5 - 2).
➠ To slacken the toothed belt (item 5 in Fig. 7.5 - 2)
– loosen the locknut (item 11 in Fig. 7.5 - 2
) and
– turn the hexagon socket-head screw counter-clockwise (item 3 in Fig. 7.5 - 2
).
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➠ Loosen the M4 x 5 hexagon socket-head screw (item 8 in Fig. 7.5 - 2).
➠ Lift out the tensioning key.
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➠ Unscrew the hexagon socket-head screw (item 3 in Fig. 7.5 - 2) from the spacer bolt (item 7 in
Fig. 7.5 - 2
).
➠ Lift out the tensioning key.
Student Guide HS-50 Advanced II 07/2002 Edition
7 X-Axis
19
(1) Tensioning key
(2) Tensioning key
(3) M4 x 35 hexagon socket-head screw for tensioning the toothed belt
(4) Head mount
(5) Toothed belt for the X-axis
(6) Deflection pulley
(7) Spacer bolt with Benzing U-clip
(8) M4 x 5 hexagon socket-head screw
(9) Synchronizing disk, short
(10) Synchronizing disk, long
(11) Locknut
07/2002 Edition Student Guide HS-50 Advanced II
7 X-Axis
20
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➠ Place the tensioning key on the ’short’ synchronizing disk (item 9 in Fig. 7.5 - 2).
➠ Use the M4 x 5 hexagon socket-head screw (item 8 in Fig. 7.5 - 2) to fix the tensioning key.
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➠ Fit the spacer bolt with the Benzing U-clip (item 7 in Fig. 7.5 - 2) on the new tensioning key.
➠ Place the tensioning key on the ’long’ synchronizing disk (item 10 in Fig. 7.5 - 2).
➠ Use the size 8 Allen key to turn the synchronizing disk slightly until the hexagon socket-head
screw (item 3 in Fig. 7.5 - 2
) can be screwed in.
➠ Pre-tension the toothed belt by turning the hexagon socket-head screw clockwise.
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➠ 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 53 Hz + 1/-3 Hz.
CAUTION
Do not overstretch the toothed belt when adjusting the belt tension.
➠ Secure the hexagon socket-head screw (item 3 in Fig. 7.5 - 2) with the locknut (item 11 in Fig.
7.5 - 2
).
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 7RROVDQGHTXLSPHQW
– Set of DIN 911 Allen keys
– TSM belt tension measuring device, from item number 00326015-01
– "Measuring belt tensions" operating instructions
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Deflection unit X, from item number 00330938-01