棉花糖牌宝马教程十一：减震系统初步
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT size=3><FONT color=#000000><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">本次废话主题是对减震系统的初步认识和维修。这次一反常规，先来</SPAN><FONT face=Calibri>DIY</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">，自己动手修修宝马上最烂的系统，后减震安装点，</SPAN><FONT face=Calibri>Rear Shock Mount</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">，一下简称</SPAN><FONT face=Calibri>RSM</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">。</SPAN></FONT></FONT></P><P class=MsoNormal style="MARGIN: 0in 0in 10pt"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p><FONT face=Calibri color=#000000 size=3> </FONT></o:p></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT size=3><FONT color=#000000><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">宝马从</SPAN><FONT face=Calibri>E30</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">开始在</SPAN><FONT face=Calibri>RSM</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">上就一直没有什么改进，在后</SPAN><FONT face=Calibri>shock absorber</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">连接点上用的是非常烂而且非常薄的金属板，造成无数人报告过问题。典型的问题症状就是从后箱里传来金属碰撞的咔咔声音，特别是在过弯的时候。如果没有加固过减震的话，基本上</SPAN><FONT face=Calibri>90%</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">是你的</SPAN><FONT face=Calibri>RSM</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">坏了，赶快换吧。如果不换的话，就等着把后减震那里的金属撕裂，然后我就什么也不说了。骆驼，上次你的飘移车我提出来的就是这个问题，因为在</SPAN><FONT face=Calibri>E36</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">和</SPAN><FONT face=Calibri>E46</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">上这个问题尤其严重，能导致灾难性的后果。</SPAN></FONT></FONT></P>
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<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin"><FONT color=#000000 size=3>具体操作上很简单，需要的部件如下</FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3>RSM (2): 33 52 6 754 096 </FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3>Z3 PLATE (2): 51 71 8 413 359</FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3>WASHER GASKET (2): 33 52 1 128 734</FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3>SELF-LOCKING COLLAR NUT (4): 31 33 1 092 887</FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3>SELF-LOCKING HEX NUT (2): 33 52 1 137 360</FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"> </P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin"><FONT color=#000000 size=3>你到宝马店里，跟他们报这些编号就好了。当然，如果你想换更好的部件，到处都是。自己好好找吧。</FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3><IMG alt="" src="http://i293.photobucket.com/albums/mm80/ningshao/rsm/IMG_9051.jpg" border=0></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT size=3><FONT color=#000000><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">换</SPAN><FONT face=Calibri>RSM</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">是非常简单的意见事情，甚至比换火花塞还要简单。第一步是把车顶起来，去掉尾灯盖，去掉后座后面的音响（如果有的话）去掉后箱里面所有的隔音层。</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3><IMG alt="" src="http://i293.photobucket.com/albums/mm80/ningshao/rsm/IMG_9066.jpg" border=0></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3><IMG alt="" src="http://i293.photobucket.com/albums/mm80/ningshao/rsm/IMG_9065.jpg" border=0></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT size=3><FONT color=#000000><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">到车底下去，找到这颗螺丝。拧松，但是绝对不要拧下来，因为这时整个后减震完全是悬挂在</SPAN><FONT face=Calibri>shock absorber</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">上的，如果拧下来的话，有可能被车轮砸伤。给车轮一个支撑，最好是木块，然后再把这个螺丝拧下来。</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3><IMG alt="" src="http://i293.photobucket.com/albums/mm80/ningshao/rsm/IMG_9074.jpg" border=0></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT size=3><FONT color=#000000><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">拧松</SPAN><FONT face=Calibri>shock absorber</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">的顶部紧固螺丝。</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3><IMG alt="" src="http://i293.photobucket.com/albums/mm80/ningshao/rsm/IMG_9063.jpg" border=0></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin"><FONT color=#000000 size=3>小心的搞定另外两个侧向紧固螺丝。</FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3><IMG alt="" src="http://i293.photobucket.com/albums/mm80/ningshao/rsm/IMG_9059.jpg" border=0></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT size=3><FONT color=#000000><FONT face=Calibri>Shock absorber</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">就可以正式拿下来了</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3><IMG alt="" src="http://i293.photobucket.com/albums/mm80/ningshao/rsm/IMG_9057.jpg" border=0></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3><IMG alt="" src="http://i293.photobucket.com/albums/mm80/ningshao/rsm/IMG_9054.jpg" border=0></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT size=3><FONT color=#000000><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">对比一下旧的</SPAN><FONT face=Calibri>RSM</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">里面橡胶会有很多裂纹</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3><IMG alt="" src="http://i293.photobucket.com/albums/mm80/ningshao/rsm/IMG_9044.jpg" border=0></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3><IMG alt="" src="http://i293.photobucket.com/albums/mm80/ningshao/rsm/IMG_9042.jpg" border=0></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT size=3><FONT color=#000000><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">换上新的</SPAN><FONT face=Calibri>RSM</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">，加上</SPAN><FONT face=Calibri>BMW</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">给</SPAN><FONT face=Calibri>Z3</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">量身定做的结构加强片，保证不撕裂钢板。</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3><IMG alt="" src="http://i293.photobucket.com/albums/mm80/ningshao/rsm/IMG_9099.jpg" border=0></FONT></P>
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<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT size=3><FONT color=#000000><FONT face=Calibri></FONT></FONT></FONT> </P> <P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT size=3><FONT color=#000000><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">做完以后，记得要去做一次四轮矫正。很多人听说过这个词但是并不知道具体是什么东西。今次的科普就说说四轮矫正。本论坛就有人曾经提过</SPAN><FONT face=Calibri><SPAN lang=ZH-CN> </SPAN>http://bbs.bmwsky.com/thread-6851-1-4.html</FONT></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p><FONT face=Calibri color=#000000 size=3> </FONT></o:p></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT size=3><FONT color=#000000><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">四轮矫正就是对车辆的轮子的</SPAN><FONT face=Calibri>6</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">自由度的定位。最重要的</SPAN><FONT face=Calibri>3</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">个参数是：</SPAN><FONT face=Calibri>camber</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">，</SPAN><FONT face=Calibri>caster</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">和</SPAN><FONT face=Calibri>toe</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">。具体中文翻译我不知道，就看个意思吧。</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><o:p><FONT face=Calibri color=#000000 size=3> </FONT></o:p></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT size=3><FONT color=#000000><FONT face=Calibri>Camber</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">的定义是轮子垂直面内和地面的夹角。</SPAN><FONT face=Calibri>0</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">度</SPAN><FONT face=Calibri>camber</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">时，轮子和地面完全垂直，正角度</SPAN><FONT face=Calibri>camber</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">使轮子的外沿和地面接触更多，负角度使内沿接触更多。普通的宝马设定实在</SPAN><FONT face=Calibri>-0.5</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">至</SPAN><FONT face=Calibri>-2</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">度之间，这样的设定会让过弯的时候，弯心外侧的轮胎能有更多的接触地面的面积，从而提高过弯的速度。当然这样的设定需要有</SPAN><FONT face=Calibri>LSD</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">的配合。下面这张图分别是</SPAN><FONT face=Calibri>0</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">度，负角度和正角度的</SPAN><FONT face=Calibri>camber</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">设定。宝马四轮</SPAN><FONT face=Calibri>camber</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">都可调。</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3><IMG alt="" src="http://i293.photobucket.com/albums/mm80/ningshao/rsm/Pic1-01.jpg" border=0></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT size=3><FONT color=#000000><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">第二个重要的值是</SPAN><FONT face=Calibri>caster</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">。想象一下去超市买东西用的推车上的轮子，他们在垂直面内都是稍微面向运动方向的反向的。看图。这样的设定可以让车量在直线行驶的时候保持本征平衡，轻易就可以走直线而不需要方向的修正。在</SPAN><FONT face=Calibri>E46</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">以前的宝马，前轮的</SPAN><FONT face=Calibri>caster</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">可调，后轮的由于有非常大的正</SPAN><FONT face=Calibri>caster</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">角度，而且要和</SPAN><FONT face=Calibri>McPherson</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">悬挂里的延展臂（</SPAN><FONT face=Calibri>trailing arm</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">）结合，所以后轮的</SPAN><FONT face=Calibri>caster</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">一般是不可调节的。</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3><IMG alt="" src="http://i293.photobucket.com/albums/mm80/ningshao/rsm/Pic5-01.jpg" border=0></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT size=3><FONT color=#000000><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">最后一个，也是最重要的一个就是</SPAN><FONT face=Calibri>toe</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">，貌似叫前束角？反映的是在垂直面内，轮子和运动方向的夹角。图中前两个所示的为</SPAN><FONT face=Calibri>toe-out</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">和</SPAN><FONT face=Calibri>toe-in</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">。如果矫正不当的话，对轮胎损伤是非常剧烈的。一般而言，</SPAN><FONT face=Calibri>toe-out</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">对过弯是有利的，具体看第三个示意图，在过弯的时候，内轮差是在弯心里的轮子走过的距离比弯外侧的要少，而</SPAN><FONT face=Calibri>toe-out</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">正好可以弥补这样的差距。</SPAN><FONT face=Calibri>Toe-in</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">对稳定性是很有帮助的。这也是为什么一般在赛车上，前轮使用</SPAN><FONT face=Calibri>toe-out</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">，帮助转向，而后轮使用</SPAN><FONT face=Calibri>toe-in</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">帮助弯心的平衡。</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT face=Calibri color=#000000 size=3><IMG alt="" src="http://i293.photobucket.com/albums/mm80/ningshao/rsm/Pic6a-01.jpg" border=0></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 10pt"><FONT size=3><FONT color=#000000><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">现在有些产品能够随时调节</SPAN><FONT face=Calibri>toe</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">和</SPAN><FONT face=Calibri>camber</FONT><SPAN lang=ZH-CN style="FONT-FAMILY: SimSun; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: SimSun; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">。但是我建议是没有足够赛车调教经验最好不要轻易去动这些设定，除非你能轻易的支出在何种赛道使用某些设定。这就是大家经常听到的赛车调教。当然我也在学习中，因为减震系统的调教绝对是个超级复杂的系统工程，随手能列举出来的需要考虑的相关参数就有：轮胎磨损设定，弹簧强度设定，底盘高度，前后轴重量分配等等。建议在没有经验的情况下，参考原厂设定。</SPAN><BR><FONT face=Calibri><IMG alt="" src="http://i293.photobucket.com/albums/mm80/ningshao/rsm/Pic9-01.jpg" border=0></FONT></FONT></FONT></P> 说得有点让人怕怕的。
下次过弯的时候仔细听一下看看是否有异响。
感谢棉花糖的教程，辛苦了！ 我的车行驶的时候，有时候有很尖锐的金属声，加油的时候更明显，过弯也更明显些。但有时候又完全听不到。有人说是后桥差速器的问题，不知道是不是你这里说的减震器问题。
回复 4# 大众铁托 的帖子
你的问题不是rsm，也不是你说得diff。这两个都是机械装置，不会在加油的时候出声。建议去找专业的人看看。 閱讀 棉花糖兄文章 獲益良多 也能為我解惑至少日后把車輛交予維修時
不會被人迷惑 楼主辛苦了,掌声鼓励下!! 有问题以后多指点啊``` 学习中:default269:
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