00195166-0402_SM_D4_EN.pdf - 第174页
Service Work C&P12 Placement Head Replacing the Z Axis Toothed Belt [00334936] 174 Serv ice Manual SIPLACE D4 Installation X Loosen the two M2.5x12 hexagon socket- head screws (3) on the motor clamp (4) . X Loosen th…
Service Work
Replacing the Z Axis Toothed Belt [00334936] C&P12 Placement Head
Service Manual SIPLACE D4
173
See also:
J
6.3.6 Setting the Z axis Belt Tension [
J
227]
4.5.12 Replacing the Z Axis Toothed Belt [00334936]
Removal
Frequency in Hz Before continuous
operation
After continuous operation
Toothed belt T2 / DLM3 on the Z axis 280 +/- 10 280 +/- 10
X Tighten the two M3x14 hexagon socket-head
screws (6)) to fix the motor clamp (5).
X Fix the motor clamp upper part (4) with the two
M2.5x12 hexagon socket-head screws (3).
X Now tighten the hexagon socket-head screws
on the Z axis drive unit and the motor clamp.
X Check the Z axis top stop with the adjustment
gauge.
Legend
1. Z axis drive stopper
2. Z axis toothed belt
3. 2 x deflection wheel / DLM3
4. Tension jack (Z axis clamping device)
X Switch off the machine and secure it to prevent
unauthorized reactivation.
X Loosen the two screws fastening the tension
jack (3).
1
4
3
2
Service Work
C&P12 Placement Head Replacing the Z Axis Toothed Belt [00334936]
174 Service Manual SIPLACE D4
Installation
X Loosen the two M2.5x12 hexagon socket-
head screws (3) on the motor clamp (4).
X Loosen the two M3x14 hexagon socket-head
screws (6) on the motor clamp (5).
X Slightly loosen the four M3x5 hexagon socket-
head screws (1).
X Remove the toothed belt (7).
X Place the new toothed belt over the pinion of
the Z axis drive and the deflection wheels.
NOTE:
Make sure that the teeth of the toothed
belts engage in the teeth of the pinion
and deflection pulleys.
X Fit the tension jack (4) with the two fastening
screws, to the toothed belt.
1
4
3
2
Service Work
Replacing the Z Axis Toothed Belt [00334936] C&P12 Placement Head
Service Manual SIPLACE D4
175
See also:
J
6.3.6 Setting the Z axis Belt Tension [
J
227]
NOTE:
Make sure that both ends (2) of the
tension jack lie on the teeth of the
toothed belt (1) .
NOTE: New tension jack
A new tension jack (fitted from 10/
2007) has a profile which engages with
the toothed belt and therefore ensures
a more reliable clamping.
X Loosely screw in the four M3x5 hexagon
socket-head screws (1) on the Z axis drive unit
(2).
X Tension the Z axis toothed belt (7) by pushing
the Z axis drive unit upwards.
X Check the toothed belt tension with the belt
tension measuring device.
X Tighten the two M3x14 hexagon socket-head
screws (6) to fix the motor clamp (5).
X Fix the motor clamp 2 (4) with the two
M2.5x12 hexagon socket-head screws (3).
X Now tighten the hexagon socket-head screws
on the Z axis drive unit and the motor clamp.
X Check the Z axis top stop with the adjustment
gauge.
Frequency in Hz Before continuous
operation
After continuous operation
Toothed belt T2 / DLM3 on the Z axis 280 +/- 10 280 +/- 10