BI-DIRECTIONAL TOOL TURRETS
25
FIG 17.9
17.4. Final Assembly :
* Slide the indexing gear (13) sub-
assembly on the spindle; taking care
that the orientation marks on the
indexing gear (13) and indexing pin-
ion (82) are in alignment. However
do not tighten Ringfeder clamping
screws (15) at this stage.
* Assemble gear (85) and circlip
(88) on cam shaft (Axis III) Also fix
bearing (71) and its circlip (70).
* Fit pinion shaft (72) and its bearing
in position (i.e., Axis IV).
* Fit bearing flange (48) onto end
plate (49).
* Fit back-plate (49) onto main body
(45). Take care that bearings on
axes II, III and IV are properly aligned
and take proper entry into their seats,
located in back plate. Clamp back
plate to body with the help of bolts
(150) and cylindrical pins (151).
* Now tighten bolts (15) to clamp
indexing gear (13) onto the spindle.
Bolts are approachable through holes
in bearing flange (48). Bolts should
be tightened in diagonal order, and
in 3 or 4 stages.
* Fit thrust bearing ring (54) and
circlip (55) on the spindle.
* Fit bearing covers (86,90 and 91),
and fit gear (95) on pinion shaft (72).
* Fit motor in position, and check
indexing movement by hand crank-
ing the motor-shaft.
* Complete the assembly by fitting
the remaining parts like encoder,
proximity switch, end cover etc.
* Check for the clamping action of
disc spring as per the procedure
given on page 17.
ORIENTATION
MARKS
ORIENTATION
MARKS
82
13
FIG 17.8
15
8
73
FIG 17.10
72
88
85
71
70 95
13
45
49
48
54
55
150
90
151
91
95
86
