Page 393 - MISUMI SINGAPORE Economy Series

Economy Series Product Overview Product Overview Economy Series
Ball Splines Ball Splines

QLife Calculation
IRunning Life ILife Hours
2 · With radial load C 3 · With torque load 3 L : Running Life (km) Lh: Running Time (hr) 2
10 ·L
6
ft : Temperature coefficient
Lh=
120·St·n
fh : Hardness coefficient
Linear Guides / Linear Bushings / Ball Splines / Oil Free Bushings fw F · L0 fw T · L0 L0 : Rated life (50km) L : Running Life (km) Ball Splines / Oil Free Bushings Linear Guides / Linear Bushings /
fp : Ratio of rated load
ft·fh·fp
Ct
ft·fh
·
·
L=
L=
fw : Load coefficient
St : Stroke length
(mm)
C : Basic Dynamic Load Rating (N)
F : Acting radial load
n : Reciprocating Cycles per
(N)
(cpm)
Minute
(N·m)
Ct : Basic dynamic torque
T : Acting torque
(N·m)
EPlease refer to the following for the values and coefficients.
ITemperature coefficient (ft) IHardness coefficient (fh) IRatio of rated load (fp) Direct Download
1.1
Distributed Load
Miniature Linear Guides ft 1.0 1.0 No.8~20 No.25·30 No.8~20 No.25·30 Linear Guides Miniature
0.8
0.9
0.6
0.7
P.309 0.8 Hardness coefficient fh 0.4 P.309
0.2
0.6
Linear Guides for Medium and Heavy Load 0.5 100° 200° 300° 60 55 50 45 40 35 30 fp=1 fp=1 fp=0.71 fp=0.71 Medium and Heavy Load Linear Guides for
Shaft hardness (HRC)
Temperature (°C)
P.321 ILoad Coefficient (fw) IRated Load kN kN N·m N·m MO1 Co P.321
Operating Conditions Load coefficient (fw)
Basic Rated Torque Basic Load Rating Allowable Static Moment
M01
No. Dynamic Ct Static C0t Dynamic C Static C0
M02
Minimal vibrations /
Cross Roller Guides (Low speed 15m/min. 1~2 10 8 13.3 23.8 0.8 1.4 3.5 124.6 When 1 nut is used Cot Guides Cross Roller
shocks
(N·m)
(N·m)
6
25.2
3.3
or less)
9.5
2.6
3.9
85.3
15
3.2
5.4
36.4
19.6
13
Some vibrations / shocks
7.7
35.7
260
37.1
2~3
65.1
or less)
59.5
55.3
380
20
5.9
P.337 (Medium speed 60m/min. Above 3 16 135.1 107.8 4.3 10.7 103.5 685.9 MO2 C Ct P.337
15
243.6
10
25
Significant vibrations /
932.7
19.6
343
Linear Guide Shafts (High speed over 60m/ E When 1 nut is used, please check M01column; When 2 nuts are used in Shafts Linear Guide
148.4
11
30
190.4
shocks
contacting tandem
min.)
when 2 nuts are used, please check M02column.
P.341 QPrecautions P.341
E The relative positions of the grooves of spline shaft, the keyways and oil holes of straight nuts, and all the alterations (wrench flat, set
screw flat, etc.) in the 3D model are for reference only and may differ from their actual positions.
Linear Bushings E When re-inserting a nut into the spline shaft, be sure to insert it horizontally, otherwise the ball will fall off. Bushings Linear
E As resin parts are used inside the nuts, please use them at temperatures below 80°C.
traveling distance after receipt of the goods, otherwise their use will be impaired.
P.349 E Although the nuts are greased on the inside before leaving the factory, please re-grease them every 2~3 months or every 50km of P.349
ENo guarantee is given for the noise level of this product.
Ball Spline ENo guarantee is given that the spline shaft or nuts of this product will fall freely. Ball Spline
E This product is a machined type, so there will be knife patterns and color difference in its appearance. It is normal for the product to
have some scratches or color changes. Please feel free to use.
P.386 P.386
Oil Free Bushings Bushings Oil Free
P.409 P.409
Shaft Supports Shaft Collars Shaft Collars Shaft Supports
P.430 P.430
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