COPYRIGHT © 2018 Jiangsu Tianchi Bearing Co., Ltd.
Xigang Industrial Zone, Jintan District, Changzhou City, Jiangsu Province
High-speed motorized spindle, engraving machine, spindle bearing
The motorized spindle is featured with the high running speed, high running accuracy, high system rigidity, low heat radiation, low noise and low vibration, with very high requirements for the matching bearings. After many years of technological innovation and research and development, in 2011, Tianchi Bearing has successfully developed Grade P2 and P4 ultra-high precision angular contact bearings, with an inner diameter of 10 mm to 50 mm. This series of products have been applied to the ball screw and its support, with the various optional combinations of DB, DT, TBT and TFT.
The typical spindle bearings produced by Tianchi Bearing are as follows:
|
Model |
Size |
Speed Rating |
Rated load |
||
|
Grease |
Oil Lub |
Cr. |
Cor. |
||
|
Item |
Dimension |
|
|
|
|
|
B7000C/P4 |
Φ10×Φ26 |
63900 |
97300 |
5.3 |
2.5 |
|
B7001C/P4 |
Φ12×Φ28 |
57500 |
87500 |
5.8 |
2.9 |
|
B7002C/P4 |
Φ15×Φ32 |
49000 |
74500 |
6.3 |
3.4 |
|
B7003C/P4 |
Φ17×Φ35 |
44300 |
67400 |
6.6 |
3.8 |
|
B7004C/P4 |
Φ20×Φ42 |
37100 |
56500 |
11.1 |
6.6 |
|
B7005C/P4 |
Φ25×Φ47 |
32000 |
48700 |
11.7 |
7.4 |
|
B7006C/P4 |
Φ30×Φ55 |
27100 |
41200 |
15.1 |
10.3 |
|
B7007C/P4 |
Φ35×Φ62 |
23800 |
36100 |
19.1 |
13.7 |
|
B7008C/P4 |
Φ40×Φ68 |
21300 |
32500 |
20.6 |
15.9 |
|
7002C-2RZP4 |
Φ15×Φ32 |
49000 |
74500 |
6.3 |
3.4 |
|
7003C-2RZP4 |
Φ17×Φ35 |
44300 |
67400 |
6.6 |
3.8 |
|
7004C-2RZP4 |
Φ20×Φ42 |
37100 |
56500 |
11.1 |
6.6 |
|
H7005C-2RZP4 |
Φ25×Φ47 |
32000 |
48700 |
11.7 |
7.4 |
|
H7006C-2RZP4 |
Φ30×Φ55 |
27100 |
41200 |
15.1 |
10.3 |
|
H7007C-2RZP4 |
Φ35×Φ62 |
23800 |
36100 |
19.1 |
13.7 |
|
H7008C-2RZP4 |
Φ40×Φ68 |
21300 |
32500 |
20.6 |
15.9 |
|
H7009C-2RZP4 |
Φ45×Φ75 |
19200 |
29200 |
24.4 |
19.3 |
|
H7010C-2RZP4 |
Φ50×Φ80 |
17700 |
27000 |
26.0 |
21.9 |
The representative bearings for screw supporting seat are as follows:
|
Item No. |
Dimension |
Speed Rating |
Rated |
||
|
Grease Lub |
Oil Lub |
Cr. |
Cor. |
||
|
708 AC P5 DF |
Φ8×Φ22 |
34000 |
40000 |
3.6 |
1.6 |
|
700O AC P5 DF |
Φ10×Φ26 |
30000 |
36000 |
4.2 |
2.3 |
|
7001 AC P5 DF |
Φ12×Φ28 |
28000 |
32000 |
5.2 |
2.5 |
|
7002 AC P5 DF |
Φ15×Φ32 |
24000 |
28000 |
6 |
3.2 |
|
7004AC P5 DF |
Φ20×Φ42 |
18000 |
20000 |
10.6 |
6.3 |
|
7203 B P5 DF |
Φ17×Φ40 |
17000 |
20000 |
10.5 |
5.7 |
|
7204 AC P5 DF |
Φ20×Φ47 |
15000 |
18000 |
14 |
7.8 |
|
7205 AC P5 DF |
Φ25×Φ52 |
13000 |
15000 |
15.9 |
9.8 |
|
7206 AC P5 DF |
Φ30×Φ62 |
11000 |
13000 |
22 |
14 |
|
7207 B /P5 DF |
Φ35×Φ72 |
9500 |
11000 |
28 |
19 |
|
7208 B P5 DF |
Φ40×Φ80 |
8500 |
9500 |
34 |
23.5 |