HS50_advance_level 2 - 第185页

Stud ent Gu ide HS-5 0 Adva nced II 07/2 002 Ed ition 7 X- Axis 27  ,QVWDOOLQJWKH;D[LV WRRWKHGEHOW ➠ Place the toothed be lt around th e synchr oniz ing disk of the X- axis motor un it (item 5 in Fig . 7.5 - …

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07/2002 Edition Student Guide HS-50 Advanced II
7 X-Axis
26
(1) Tensioning key
(2) Toothed belt
(3) Synchronizing disk, long
(4) Deflection unit X
(5) X-axis motor unit
(6) Synchronizing disk, short
Student Guide HS-50 Advanced II 07/2002 Edition
7 X-Axis
27
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➠ Place the toothed belt around the synchronizing disk of the X-axis motor unit (item 5 in Fig. 7.5
- 5).
➠ Thread the toothed belt into the deflection unit (item 4 in Fig. 7.5 - 5).
➠ Thread the two ends of the toothed belt into the openings on the tension jack (item 2 in Fig. 7.5
- 6) until it runs approximately 270° around the synchronizing disks (item 3 in Fig. 7.5 - 6).
(1) Head mount
(2) Tension jack
(3) Synchronizing disk, long
(4) Tensioning keys
(5) Hexagon socket-head screw for tensioning the toothed belt
(6) Synchronizing disk, short
➠ Fit the two tensioning keys (item 4 in Fig. 7.5 - 6) (see section 7.5.2.3).
07/2002 Edition Student Guide HS-50 Advanced II
7 X-Axis
28
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➠ Push the head mount (item 1 in Fig. 7.5 - 6) towards the X-axis motor unit as far as the stop
on the elastomeric spring.
➠ Turn the hexagon socket-head screw (item 5 in Fig. 7.5 - 6) 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 5 in Fig. 7.5 - 6) with the locknut.
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– Set of DIN 911 Allen keys
– Cable ties
– TSM belt tension measuring device, from item number 00326015-01
– "Measuring belt tensions" operating instructions
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X-axis motor unit, from item number 00333167-02
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➠ Switch the placement system off and secure it to prevent switching on again.
DANGER POWERFUL MAGNETIC FIELD
Always follow the special safety instructions when working in the vicinity of powerful magnetic
fields.