滚珠丝杠的选型方法
ⴚ⸘▚ ㆬ 㧝
ˌ
ƽ ˌ
ƽ ˌ Β ̓ 9
ⴚ ͇
Dž ͇ˀ ͺԻ 8= LH
͇
䳦 ͺԻ
Ү
Dž
4NBY = NN Dž 7NBY = NN T DžҪђ U = T
Dž ͮ Ú NN Dž Ú NN Dž
-I = Dž Ү O=
Dž Ү
/NBY = S NJO
Dž
-
ˀ
-Ĺ
7NBY Ĺ
/NBY
= (NN )
Ү
Ү ˀ %/Ϙ ՉҮͺ ʽ Փ A Ҫ
Ҫ Å =
7NBY
U
M = N T Փ 1B = 8CÅ+OC8C H M – = EB/
H ҦҪ N T
B
Փ 1C =OC8C H M – = EB/ C ђ
Փ 1D = 8CÅ-OC8C H M – = EB/ ͇ Փ 1N ˀ /N 1 1Nj2 ὋԺ 1N = (EB/)
/N = (S NJO)
Ү $
Ὃ Ϣ Ր ы -IP ˝-IP =
( )
= GX = Й1 3 Ԫ М ˖ὋԺ
$=
(
-IP /N
1N
M G X
= EB/
1 ~ Ὃ Ջ ˌ Ὃ ˝#44 nj
ʽ ͺ˝ %/Ϙ 1 4 Ὃ Ϙ%N /ĸ ̾ʽ Ὃ%N /= M = Ὃ Ϙ ЮὋ ͇ʽ ʽ nj
ӿ
ˌ К - ˀӿ /D Nj 1L
-= + +ͷ +ˏ˓ = + + + = NN
ʽ Փ Ὃ ͺ
R = Ὃ 1 6Nj7ὋԺ 1L = EB/
Փ Ќѫ ͇nj
R = Ὃ 1 5 - Ὃ ӿ ὋԺ /D= S NJO
ӿ ͇nj
ˀ Փ
Ϙ 1 Ὃ Ѣ ͮ
Ú NN ˝$ ̼ = ԪҮ= nj
ͮ Ú Ὃ Փ ˝ ̾ʽnj ˌ ˀˌ ͇
Ջ ˌ $BUBMPH /P ˝#44 - -'$ Բ Ὃ Ջ ˌ ͇ $BUBMPH /P ˝#48 nj
ԟ
ⴚ⸘▚ ㆬ 㧞
ˌ
ƽԟ М
1 Փ 1N 2 /N
ⴚ 䳦
ҁ ̾ʼ ὋѶʿ̨
ˌ Ὃ ˄͈ ˶͗ ˧ njʶ ̾ʽ ˝ э nj
Ҫ Ү ҃ ˉ
Β
̾ NN ˌ ˝ NN ˌ -
Ѣ̯ NN ˀ NNˌ ̓ nj
Ф̓ - ʽ ҈ NJO ˝ nj
Β
̾ NN - Ὃ NJO
Ѣ̯ NN ˀ̯ - ҈ ˧ NJO ̅ ̓ nj ͮ̅Ф̓ Ξ NN˝ NJO nj
ԟ
Β
Փ̾ NN ͺ - ˌ Ҫ Փ EB/ Ԍ
Ѣ̯ NN ͺ ˀ̯ - ҈ ˧ Փ EB/ ̅ ͺ ̓ nj
ͮ̅Ф̓ Ξ NN̾ʼnj
=S NJO=SQN EB/= /Ĵ LHG
ⴚ⸘▚ ㆬ 㧟
ˌ
Ү
ˌ ˀ Ү
ƽ ˀ
ˌ Ҧ ѫ Ὃ ˌ ˝ ʽ ὋФ˖O ˝ Ὃı˝ ӣ nj
ƽ
Ү Ү ʽ nj
Dž ՓҮͺ
Ҧ ˝ ՓҦ
ⴚ DžԥՓҮͺ
䳦
ՓҦ ˝ Ҧ Փ
Dž Ԍ
Ҫ Ԍ ̖ Ὃ Ὃ Ԍ Ԍ Ὃ Ԍ ̖ ˶ ˧ђ nj ԟ
EB/= /Ĵ LHG
ƽ Ү
Ү Ὃ ʽ ͇nj
̅ Ҫ Ѣ ʼ ͷ nj
̅ Ҫ Ѣ ʼ ̾ у ҮˀϢ nj
̅ Ҫ Ѣ ʼ ҁ Ҫ Njђ nj
Dž Ҫ Ѣ ʼ
Dž Ҫ Ѣ ʼ Ҫ
̾ Ҫ Ү nj
Dž Ҫ Ѣ ʼ ńˀŅ˧ Ѣnj
Բ Ὃ˙ ˧ՐὋ Ϙ Ҫ Nj ҮˀϢ ϘὋ Ϙ Ќѫ ͷ nj
5
5 =
(' +OC . C H M - ) - Q˝
( + M M M - =) M Q M
=
(EB/C DN ) H ҦҪ M DN T ˌ +Q +
M M -
=
M M = (LH C DN ) ԟ Ү ͳ +
+(
= Q
)
= (LH C DN )
К +.
+. =+ + (LH C DN ) 5.
5. = +
(+ + ) M Q M
M
M -
= + +( EB/C DN )
ʼ Ὃ˙
/PĹ S NJO
5P =GB M 5. Ĺ EB/C DN GB К =
+ Ĺ
~ Ĵ LHC DN Ὃ Ϙ nj