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 <title><![CDATA[螺距如何测量]]></title>
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 <description><![CDATA[Latest 50 replies of 螺距如何测量]]></description>
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 <description><![CDATA[1.有卡尺可以直接量,螺距就是两个螺纹之间的距离，一次可多量几个，总长度除以个数，多测量几次取整数，螺距一般是整数，
2.如果电机设置指令脉冲为定数即电机转一周的脉冲数，假设齿轮减速比为定数1己知，可以发n倍的指令脉冲让电机转n周，测量丝杆前进的位移量，位移量除以n，即为电机转一周丝杆前进的位移量即为螺距。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1513955#1677993.html]]></link>
 <author><![CDATA[daihdn]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 23 Jun 2015 14:11:29 +0000]]></pubdate>
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 <description><![CDATA[ding qi 2lou]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1513955#1677807.html]]></link>
 <author><![CDATA[hafatahaha]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 23 Jun 2015 01:46:49 +0000]]></pubdate>
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 <description><![CDATA[用卡尺测量一下]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1513955#1677509.html]]></link>
 <author><![CDATA[吴刚童]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 21 Jun 2015 13:03:05 +0000]]></pubdate>
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 <description><![CDATA[不太明白你问的问题什么意思]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1513955#1677376.html]]></link>
 <author><![CDATA[yexingzhe23]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 20 Jun 2015 23:30:28 +0000]]></pubdate>
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 <description><![CDATA[机器视觉测量 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1513955#1672034.html]]></link>
 <author><![CDATA[打豆豆]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 01 Jun 2015 01:21:26 +0000]]></pubdate>
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 <description><![CDATA[[s:21] 用牙规来测量，分55°和60°两种螺牙]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1513955#1672027.html]]></link>
 <author><![CDATA[fyang528]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 01 Jun 2015 00:46:06 +0000]]></pubdate>
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 <description><![CDATA[测量10圈的长度，计算，再测量15圈或者20圈的长度计算看看是不是一样]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1513955#1671978.html]]></link>
 <author><![CDATA[静芳]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 31 May 2015 14:16:39 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用数显卡尺测量]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1513955#1671850.html]]></link>
 <author><![CDATA[彭万生]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 31 May 2015 04:02:12 +0000]]></pubdate>
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 <description><![CDATA[电机转一圈，用尺去量丝杠走了多少，如果减速比不是1：1，还要计算上]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1513955#1671836.html]]></link>
 <author><![CDATA[poorwer]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 31 May 2015 03:08:58 +0000]]></pubdate>
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 <description><![CDATA[如果丝杆，直接用脉冲数计算]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1513955#1671811.html]]></link>
 <author><![CDATA[清浅半夏]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 30 May 2015 23:47:24 +0000]]></pubdate>
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