■Specification
of Ball Screw Support
Type：Square-BK Type (Fixed Support Side) |
 |
No |
Item |
Quantity |
1 |
Support |
1 |
2 |
Bearing |
1SET |
3 |
Cover |
1 |
4 |
Spacer Ring |
2 |
5 |
Oil Seal |
2 |
6 |
Fixed Screw |
1 |
7 |
Anti-loose Screw Bolt
(with copper spacer)
|
1 |
|
| unit:mm |
Type |
Shaft Dia
(D1) |
A |
B |
C |
C1 |
C2 |
±0.02
E |
H1 |
±0.02
h |
H |
L |
L1 |
L2 |
L3 |
T |
P |
N |
M |
X |
Y |
Z |
BK-10 |
10 |
60 |
46 |
34 |
13 |
6 |
30 |
32.5 |
22 |
39 |
25 |
6 |
29 |
5 |
16 |
5.5 |
15 |
M3 |
6.6 |
11 |
5 |
BK-12 |
12 |
60 |
46 |
35 |
13 |
6 |
30 |
32.5 |
25 |
43 |
25 |
6 |
29 |
5 |
19 |
5.5 |
18 |
M3 |
6.6 |
11 |
1.5 |
BK-15 |
15 |
70 |
54 |
40 |
15 |
6 |
35 |
38 |
28 |
48 |
27 |
6 |
32 |
6 |
22 |
5.5 |
18 |
M3 |
6.6 |
11 |
6.5 |
BK-17 |
17 |
86 |
68 |
50 |
19 |
8 |
43 |
55 |
39 |
64 |
35 |
9 |
44 |
7 |
24 |
6.6 |
28 |
M4 |
9 |
14 |
8.5 |
BK-20 |
20 |
88 |
70 |
52 |
19 |
8 |
44 |
50 |
34 |
60 |
35 |
8 |
43 |
8 |
30 |
6.6 |
22 |
M4 |
9 |
14 |
8.5 |
BK-25 |
25 |
106 |
85 |
64 |
22 |
10 |
53 |
70 |
48 |
80 |
42 |
12 |
54 |
9 |
35 |
9 |
33 |
M5 |
11 |
17.5 |
11 |
BK-30 |
30 |
128 |
102 |
76 |
23 |
11 |
64 |
78 |
51 |
89 |
45 |
14 |
61 |
9 |
40 |
11 |
33 |
M6 |
14 |
20 |
13 |
BK-35 |
35 |
140 |
114 |
88 |
26 |
12 |
70 |
79 |
52 |
96 |
50 |
14 |
67 |
12 |
50 |
11 |
35 |
M8 |
14 |
20 |
13 |
BK-40 |
40 |
160 |
130 |
100 |
33 |
14 |
80 |
90 |
60 |
110 |
61 |
18 |
76 |
15 |
50 |
14 |
37 |
M8 |
18 |
26 |
17.5 |
Surface Treatment:Black Dyeing
|
| |
| |
|
Tolerance of Shaft
Dimension (mm) |
h
unit 0.001 |
over |
less |
h |
6 |
10 |
-2
-15 |
10 |
14 |
-3
-18 |
14 |
18 |
18 |
24 |
-3
-21 |
|
| ■ Dimension
of Shaft Front End |
 |
 |
 |
BK Type
|
Shaft Diameter
D |
D1 |
B |
E |
F |
M |
S |
Chamfer |
Radius |
H1 Groove(width×depth×lenght) |
H2 |
C1 |
C2 |
C3 |
R1 |
R2MAX |
N |
P |
R |
P |
| BK-10 |
φ12 φ14 φ15 |
10 |
8 |
39 |
15 |
M10×1 |
16 |
0.5 |
0.5 |
0.5 |
0.3 |
0.6 |
2×1.2 |
11 |
7.5 |
11 |
| BK-12 |
φ14 φ15 φ16 φ18 |
12 |
10 |
39 |
15 |
M12×1 |
14 |
0.5 |
0.5 |
0.5 |
0.3 |
0.6 |
3×1.8 |
12 |
9.5 |
12 |
| BK-15 |
φ18 φ20 |
15 |
12 |
40 |
20 |
M15×1 |
12 |
0.5 |
0.5 |
0.5 |
0.3 |
0.6 |
4×2.5 |
16 |
11.3 |
16 |
| BK-17 |
φ20 φ25 |
17 |
15 |
53 |
23 |
M17×1 |
17 |
0.5 |
0.5 |
0.5 |
0.3 |
0.6 |
5×3.0 |
21 |
14.3 |
21 |
| BK-20 |
φ25 φ28 |
20 |
16 |
53 |
25 |
M20×1 |
15 |
0.5 |
0.5 |
0.5 |
0.5 |
0.6 |
5×3.0 |
21 |
16 |
21 |
| BK-25 |
φ32 φ36 |
25 |
20 |
65 |
30 |
M25×1.5 |
18 |
0.5 |
0.7 |
1.0 |
0.5 |
0.6 |
6×3.5 |
25 |
19 |
25 |
| BK-30 |
φ36 φ40 |
30 |
25 |
72 |
38 |
M30×1.5 |
25 |
0.5 |
0.7 |
1.0 |
0.5 |
1.0 |
8×4.0 |
32 |
23.5 |
32 |
| BK-35 |
φ40 φ45 φ50 |
35 |
30 |
83 |
45 |
M35×1.5 |
28 |
0.5 |
1.0 |
1.0 |
0.5 |
1.0 |
8×4.0 |
40 |
28.5 |
40 |
| BK-40 |
φ50 φ55 |
40 |
35 |
98 |
50 |
M40×1.5 |
35 |
0.5 |
1.0 |
1.0 |
0.5 |
1.0 |
10×5.0 |
45 |
33 |
45 |
|
