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border-left-width: 1px; border-right-style: solid; border-right-width: 1px; border-bottom-style: solid; border-bottom-width: 1px" bordercolor="#1a7db3"> <TABLE width="212" height="48" border="0" align="center" cellPadding="0" cellSpacing="0"> <TBODY> <TR> <TD align="left" vAlign="center" background="/images/contact.jpg"> <table width="210" border="0" cellpadding="0" cellspacing="0"> <tr> <td height="24"> <span><strong>沈阳威克创新焊接讑֤有限公司</strong></span> </td> </tr> <tr> <td height="24">?sh)?024-31029733 31029732</td> </tr> <tr> <td height="24">传真:024-62665536</td> </tr> <tr> <td height="24">手机:13840081050</td> </tr> <tr> <td height="24">E-mail:shenyangweike@163.com</td> </tr> <tr> <td height="24">地址:沈阳?jng)于z区沈大?46-2?/td> </tr> </table> </TD> </TR> </TBODY> </TABLE> </td> </tr> </table> </td> <td height="309" width="10"> </td> <td height="309" width="728" valign="top"> <table cellpadding="0" width="728" style="border-collapse: collapse; border-left-style:solid; border-left-width:1px; border-right-style:solid; border-right-width:1px; border-top-width:1px; border-bottom-style:solid; border-bottom-width:1px" height="484" bordercolor="#1A7DB3"> <tr> <td height="28" background="/images/Title07.jpg"><span id="qsoucqg" class="STYLE4">    新闻中心(j) </span></td> </tr> <tr> <td width="728" align="center" valign="top" style="line-height: 200%; padding-left: 5px; padding-top: 5px; color:#333333"> <table width="700" border="0" align="CENTER" cellpadding="0" cellspacing="0" style="margin-top:5px;"> <tr> <td><table width="722" border="0" cellspacing="0" cellpadding="0"> <tr> <td width="30" height="36"> </td> <td width="673" align="center" style="color:#000000; font-size:16px; font-weight:bold"> <h1>?sh)阻焊基本方式?qing)影响?sh)阻焊的因?/h1> </td> <td width="51"> </td> </tr> <tr> <td> </td> <td> </td> <td> </td> </tr> </table></td> </tr> <tr> <td align="center" style="color:#999999"><strong>发布旉Q?/strong>2013-10-25 <strong>来源Q?/strong> </td> </tr> <tr> <td height="20"> </td> </tr> <tr> <td> 储能点焊机电(sh)ȝ接无耗材Q无需焊条、焊丝和焊药{,焊接q程的耗热非常,不会(x)产生烟尘{有害物质、无刺眼的光污染Q其工作?sh)压只有几个伏特Q因此是一U安全、经、高效、可靠、无污染的环保型焊接Ҏ(gu)。电(sh)ȝ接方法,按其接头的不同可分ؓ(f)Ҏ(gu)焊和搭接焊两c,其中搭接焊又可分为点焊、滚焊(又称~焊Q? ?sh)阻焊的主要焊接方? Q?Q单点焊接方式:(x)一个焊点,单一回\Q通常采用的方式? Q?Q双点^行焊方式Q两个焊点,甉|回\有分,有能量损失,但效率高? Q?Q单点^行焊方式Q一个焊点,应用于特D情c(din)? Q?Q热熔点焊方式:(x)利用?sh)阻生热Q特别适用于有被覆层的U材的熔接? 影响点焊、滚焊的焊点大小和强度的因素主要有以下几炏V? Q?Q焊接电(sh)和通电(sh)旉的媄(jing)响:(x)焊接甉|和通电(sh)旉对熔核大的影响是一致的Q焊接电(sh)越大,通电(sh)旉长Q所得到的核?j)也p大? Q?Q电(sh)极直径:(x)它决定了(jin)熔核的最大直径,甉|直径的变化会(x)引v甉|密度的变化和焊点上压强的变化? Q?Q电(sh)极压力:(x)它被焊材料的表面氧化层破坏 q调节接触电(sh)d,调节焊接区域的加热程度,q改变焊炚wq金属塑性变性的范围? Q?Q电(sh)分:(x)分流是在焊接q程中,l过焊接区的甉|Q由于分的存在Qȝ(sh)中只有一部分作用在焊接区域,分流降低对焊接区域的加热作用Q减焊点的熔核直径? </td> </tr> <tr> <td height="20"> </td> </tr> </table></td> </tr> </table> </td> </tr> </table> ?table border="0" width="970" height="68" cellspacing="1" cellpadding="0" background="/images/bott_bg.gif" align="center"> <tr> <td height="20" > <p align="center" style="padding-top:10px"> <font color="#FFFFFF">版权所?沈阳威克创新焊接讑֤有限公司Copyright ©2007-2018 </font> </p><br /> </td> </tr> <tr> <td> <p align="center"> 地址Q沈阛_(jng)于洪区沈大\146-2?nbsp; ?sh)话Q?24-31029733 31029732  传真Q?24-62665536  E-mailQ?shenyangweike@163.com   <script type="text/javascript"> var _bdhmProtocol = (("https:" == document.location.protocol) ? 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