80S-15贴片机.pdf - 第130页
5 Gantries SIPLACE 80 S/F/G Service Manual Edition 04/97 5 - 12 Fig. 5.3.1 Replacing the cut toothed belt of the x axis Key to Fig. 5.3.1. 5.3.3 Installation ● Insert th e new endl ess tooth ed belt and fit the belt wh e…
SIPLACE 80 S/F/G Service Manual 5 Gantries
Edition 04/97
5 - 11
5.3 Replacing the Endless and Cut Toothed Belt of the
X-Axis
5.3.1 Spare Parts, Auxiliary Materials and Equipment
–
1 Brecoflex toothed belt, from item no. 00302872-02 (cut toothed belt)
–
1 Synchroflex toothed belt 10T5/295, from item no. 00304890-0118549-01 (endless toothed belt)
–
1 Belt tensioning key for SIPLACE 80, from item no. 02108015-01
–
Belt tension measuring device, from item no. 00326015-01
5.3.2 Removal
NOTE
OOO
You should comply with the safety instructions given in Section 1.
●
Undo the four hexagon socket screws of the drive motor and remove the entire X-drive motor. (See Sec-
tion 5.2).
●
Remove the placement head (see Section 9).
●
Loosen the endless toothed belt of the X axis (see Section 5.3.1).
●
Undo the fastening screw (hexagon socket screw) of the belt wheel by gripping the opposite end with a
standard screw driver (see Fig. 5.3.1).
●
Remove the belt wheel together with the shaft by carefully pressing the shaft out from behind and lifting the
belt wheel up and away.
●
Watch out for the belt wheel shim washer.
NOTE
O
Each belt wheel is adjusted separately with its own shim washer. This shim washer must be reused with its
own belt wheel if the belt is to run precisely.
●
Now remove the defective endless toothed belt.
5 Gantries SIPLACE 80 S/F/G Service Manual
Edition 04/97
5 - 12
Fig. 5.3.1 Replacing the cut toothed belt of the x axis
Key to Fig. 5.3.1.
5.3.3 Installation
●
Insert the new endless toothed belt and fit the belt wheel.
●
Fit the x-axis cut toothed belt.
●
Mount the x-axis drive motor (see Section 5.2.3).
●
Tension the endless toothed belt in accordance with Table 5.2 - 1, Page 10 and the cut toothed belt in
accordance with Table 5.3 - 1.
●
Fit the placement head. After this adjust the placement machine.
1 Belt wheel 2 Belt wheel shaft
3 Endless toothed belt 4 Turnbuckle
5 Cut toothed belt
Toothed belt Cut toothed belt 32AT5 1755
Adjustment with belt tension measuring
device
Frequency prior to cont. operation Frequency after cont. operation
42 Hz ± 1Hz 39 Hz ± 1Hz
Table 5.3 - 1 Required setting for the x-axis cut toothed belt
SIPLACE 80 S/F/G Service Manual 5 Gantries
Edition 04/97
5 - 13
5.4 Replacing the Drive Motor of the Y Axis
5.4.1 Spare Parts, Auxiliary Materials and Equipment
–
1 motor for the y axis, complete, from item no. 00303631-02
–
Belt tension measuring device, from item no. 00326015-01
5.4.2 Removal
NOTE
OOO
You should comply with the safety instructions in Section 1.
●
Move the gantry out of the working area to prevent any damage to it.
●
Disconnect the components table cable and remove the components table.
●
Remove the empty tape cutter by undoing the four mounting screws and disconnect the connection cable.
You will only need to do this with SIPLACE 80S machines.
NOTE
OO
While you are carrying out this work be careful not to damage or dirty the scale and the reading head.
Clean soiled scales as described in the maintenance instructions.
●
Remove the lateral sliding plate holder together with the sliding plate.
●
Remove the components table support.
●
Loosen the y-belt at the tension rollers using the hexagon socket screw key, size 8.
●
Undo the two M6 mounting screws and remove the motor.
●
With gantry 1, disconnect the electrical connections of the motor unit. In the case of gantry 2 the electrical
connections are located behind the main switch.
NOTE
The motor is supplied as a complete unit consisting of the motor itself, the tachometer and motor pinion and
for this reason should also be replaced as a complete unit.