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第十三章 滚动轴承 PowerPoint PPT Presentation


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第十三章 滚动轴承. 一、概述 1 、组成. 内圈( inner race ). 外圈( outer race ). 滚动体 ( rolling element ). 保持架( retainer ). 2 、 工作原理. 内圈与轴装配,随轴转动;外圈固定在轴承座上;保持架保证避免滚动体直接接触;滚动体在内外圈的滚道内滚动. 3 、滚动体的类型. 圆柱滚子 ( cylindrical roller ). 球( ball ). 圆锥滚子( taper roller ). 螺旋滚子( helical roller ).

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第十三章 滚动轴承

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inner race

outer race

rolling element

retainer


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2


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cylindrical roller

ball

taper roller

helical roller

spherical roller

roller needle


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GCr15

GCr15SiMn

6065HRC

120


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5


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1


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1

2

3

4

5

6

7

8

9

N

NA

2

C 15

AC 25

B40

  • 7

80123456

0010mm

0112mm

0215 mm

0317mm

04

5

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01

2

3

4

B2730

3


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C1

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F3

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120345

Q1

Q4

F

Q

M

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D

T

Q

P

S

B

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110mm

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2

75mm

2730

0

L

R

50mm

25

4

0

7210ACP4

6322MC2

3415B


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  • n


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10%90%106

Cr

Ca


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ft


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PFa

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136

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350mm


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1


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dn

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dn


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10ms

15ms

45ms

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