1、確定定位精度；

1. Determine the positioning accuracy;

2、通過馬達(dá)及對速度的要求來確定絲杠導(dǎo)程；

2. Determine the lead of the screw through the motor and the requirements for speed;

3、查看螺母尺寸確定行程及相關(guān)絲杠軸端數(shù)據(jù)；

3. Check the nut size to determine the stroke and related screw shaft end data;

4、通過負(fù)載及速度分布(加減速)來確定平均軸向力和轉(zhuǎn)速；

4. Determine the average axial force and rotational speed through load and speed distribution (acceleration and deceleration);

5、通過平均軸向力確定預(yù)壓力；

5. Determine the pre pressure through the average axial force;

6、預(yù)期壽命，軸向負(fù)荷，轉(zhuǎn)速確定動額定負(fù)荷；

6. Expected lifespan, axial load, and speed determine dynamic rated load;

7、基本動額定負(fù)荷，導(dǎo)程，臨界轉(zhuǎn)速，DmN值限制確定絲杠外徑及螺母形式；

7. The basic dynamic rated load, lead, critical speed, and DmN value limit determine the outer diameter of the screw and the form of the nut;

8、外徑，螺母，預(yù)壓，負(fù)荷確定剛性(機臺設(shè)計)；

8. Outer diameter, nut, preloading, load determination rigidity (machine design);

9、環(huán)境溫度，螺母總長確定熱變及累積導(dǎo)程；

9. The ambient temperature and the total length of the nut determine the thermal variation and cumulative lead;

10、絲杠剛性，熱變位確定預(yù)拉力；

10. The rigidity of the screw determines the pre tension force through thermal displacement;

11、機床速度，溫升時間，絲杠規(guī)格確定馬達(dá)驅(qū)動扭矩及規(guī)格。

11. The maximum speed of the machine tool, temperature rise time, and screw specifications determine the motor drive torque and specifications.

因為避免了滾珠絲杠的發(fā)熱，減緩了潤滑油變質(zhì)的速度，可以更好保持潤滑油的有效性。

Because it avoids the heating of the ball screw and slows down the rate of lubricant deterioration, it can better maintain the effectiveness of the lubricant.

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