Operation Manual
Total 26
page 8
4.1
list of gear, worm wheel,worm and rack
table
（
1
）
Number on
the drawing
21
22
23
24
25
26
27
28
29
30
Part drawing
NO.
32049
32049
32009
32009
32010
32013
32014
32023
32016
32017
Number of
teeth and
starts
62
40
40
40
18
61
50
40
64
22
Module
2.5
1.5
1.5
2
2.5
2.5
2.5
2.5
2
2
Direction of
helical angle
Class of
Accuracy
7-6-6
9
9
7-6-6
7-6-6
7-6-6
7-6-6
7-6-6
7-6-6
7-6-6
Material
40Cr
40Cr
40Cr
40Cr
40Cr
40Cr
40Cr
40Cr
40Cr
40Cr
Heat
treatment and
hardness
G42
G42
G42
G52
G52
G52
G52
G52
G52
G52
Number on
the drawing
31
32
33
34
35
36
37
38
39
Part drawing
NO.
32018
32019
32020
32022
32025
32026
32027
12004
12015
Number of teeth
and starts
25
35
30
20
45
18
55
77
14
Module
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
Direction of
helical angle
Class of
Accuracy
7-6-6
7-6-6
7-6-6
7-6-6
7-6-6
7-6-6
7-6-6
9
9
Material
40Cr
40Cr
40Cr
40Cr
40Cr
40Cr
40Cr
45
45
Heat
treatment and
hardness
G52
G52
G52
G52
G52
G52
G52
T235
T235
Page 10
Instruction Manual for GHD-50 (D178)
23/12/2014
