80S-15贴片机 - 第358页

9 Revolver Head SIPLACE 80S/F/G Service M anual Edition 04/97 9 - 74 Fig. 9.7.4 Structure of the mechanical centering station (sectional di agram)

SIPLACE 80S/F/G Service Manual 9 Revolver Head

Edition 04/97

9 - 73

9.7.2 Structure of the Mechanical Centering Station

The mechanical centering station basically consists of the following components (see Fig. 9.7.4

and Fig. 9.7.5):

–

housing

–

direct current servo motor with pinion

–

toothed strip support

–

toothed rack with rubber buffer

–

ball guide for den toothed strip support

–

guide shaft and linear ball bearing for guiding the z and h claw

–

h claw with linear ball bearing, anti-rotation device and brake

–

z claw with linear ball bearing and anti-rotation device

–

1 tension spring to fetch the toothed rack back to the top end position (rest position of the centering station)

–

2 tension springs to move the claws to the lower end position - in other words, towards the segment

–

z lever pair (ceramic jaws lever pair) with deep-grooved ball bearings

–

h lever pair (measuring jaws lever pair) with deep-grooved ball bearings

–

3 beros:

B1: ceramic jaws bero

B2: end position bero

B3: measurement triggering bero

–

pressure springs for pressing the deep-grooved ball bearing of the jaws levers onto the running surface of

the h or z claws

–

z jaws pair (ceramic jaws pair)

–

h jaws pair (measuring jaws pair)

9 Revolver Head SIPLACE 80S/F/G Service Manual

Edition 04/97

9 - 74

Fig. 9.7.4 Structure of the mechanical centering station (sectional diagram)

SIPLACE 80S/F/G Service Manual 9 Revolver Head

Edition 04/97

9 - 75

Fig. 9.7.5 Structure of the mechanical centering station (exploded view)