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R1631-294-21精度滑块轴承
R1631-294-21精度滑块轴承尺寸规格
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|
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| Part numbers (TNR) |
R1631 294 21 |
|
| Size |
25 |
|
| Accuracy class |
N |
|
| Preloading |
without |
|
| Ball Chain |
No |
|
| Seal |
low-friction |
|
| Lubrication |
pre-lubricated |
|
| A [mm] |
70 |
|
| A1 [mm] |
35 |
|
| A2 [mm] |
23 |
|
| A3 [mm] |
23.5 |
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| B [mm] |
86.2 |
|
| B1 [mm] |
57.8 |
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| H [mm] |
36 |
|
| H1 [mm] |
29.9 |
|
| K1 [mm] |
12.45 |
|
| K2 [mm] |
13.6 |
|
| K3 [mm] |
5.5 |
|
| K4 [mm] |
5.5 |
|
| H2 with rail seal cover strip [mm] |
24.45 |
|
| H2 without rail seal cover strip [mm] |
24.25 |
|
| E1 [mm] |
57 |
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| E2 [mm] |
45 |
|
| E3 [mm] |
40 |
|
| E8 [mm] |
38.3 |
|
| E9 [mm] |
11.5 |
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| N1 [mm] |
9.3 |
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| N2 [mm] |
7 |
|
| N4 [mm] |
17.8 |
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| N6±0,5 [mm] |
15.55 |
|
| S1 [mm] |
6.7 |
|
| S2 [mm] |
M8 |
|
| S5 [mm] |
7 |
|
| S9 [mm] |
M3x5 |
|
| S11 [mm] |
5.7 |
|
| T [mm] |
60 |
|
| V1 [mm] |
7.5 |
|
| weight [kg] |
0.3 |
|
| C [N] |
22800 |
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| F max [N] |
8800 |
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| Mt [Nm] |
320 |
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| Mt max [Nm] |
125 |
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| ML [Nm] |
180 |
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| ML max [Nm] |
70 |
|
| Note |
Determination of the dynamic load capacities and moments is based on a travel life of 100,000 m per ISO 14728-1. Often only 50,000 m are actually stipulated. For comparison: Multiply values C, Mt and ML from the table by 1.26. |
|
| Dynamic characteristics |
Travel speed: vmax = 5 m/s Acceleration: amax = 500 m/s2 (If Fcomb > 2.8 · Fpr : amax = 50 m/s2) |
|
| Product group info |
Note
Can be used on all Ball Guide Rails SNS. |
专业销售
R1631-294-21精度滑块轴承轴承,德国REXROTH/STAR品牌供应,我们可为您提供有关
R1631-294-21精度滑块轴承
轴承的产品详细参数及技术服务,公司拥有快捷的物流体系、能在较短的时间内为用户解决REXROTH/STAR轴承的配套供应和提供个性化的优质服务。欢迎垂询订购德国REXROTH/STAR R1631-294-21精度滑块轴承轴承价格和库存信息。R1631-294-21精度滑块轴承全国销售热线:021-52797858转8008询价
R1631-294-21精度滑块轴承导轨/滑块/丝杆源自于德国博世力士乐(BOSCH REXROTH STAR),
R1631-294-21精度滑块轴承
的内径25mm,,外径86.2mm,厚度70mm,STAR是全球领先的传动与控制专家,相关配套轴承产品有R1631-294-21精度滑块轴承,
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R1631-294-21精度滑块轴承轴承对几何精度、运动精度和定位精度要求都较高的精密导轨(如数控机床和测量机的导轨),在设计时应遵循如下一些原则:
1.REXROTH滑块,STAR滑轨误差补偿原则 满足下列三项要求,以使导轨系统实现误差相互补偿:a.导轨间必须设置中间弹性环节,如滚动体塑料带(片)或流体膜等。b.导轨间要有足够的预紧力,以便补偿接触误差。C.导轨的制造误差应小于中间弹性体(元件)的变形量。
2.力士乐轴承,STAR滑块精度互不干涉原则
制造和使用时导轨的各项精度互不影响才易得到较高的精度。如:矩形导R1631-294-21精度滑块轴承轴承EASE直线轴承在磨加工过程中,其工作表面是通过高速旋转的砂轮进行磨削的,因此在磨削时如果不按作业指导书进行操作和调整设备,就会在EASE直线轴承工作表面出现种种缺陷,以致影响直线轴承的整体质量。直线轴承在精密磨削时,由于粗糙要求很高,工作表面出现的磨削痕迹往往能用肉眼观察到其表面磨削痕迹主要有以下几种。
表现出现交叉螺旋线痕迹出现这种痕迹的原因主要是由于砂轮的母线平直性差,存在凹凸现象,在磨削时,砂轮与工件仅是部分接触,当工件或砂轮数次往返运动后,