ÿþ <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <title>Die height correcting apparatus for press ---Higrade(Qingdao) Moulds & Products Co., Ltd. China stamping die,higrade stamping die|China press die ÿChina progressive company/manufacture/supplier,China sheet metal parts</title> <meta name="keywords" content="Die height correcting apparatus for press ,China stamping die |China press die ÿChina progressive company ÿmanufacture,supplier,China sheet metal parts"> <meta name="description" content="Located in Qingdao, China, Higrade Stamping specializes in stamping die, progressive die, sheet metal parts, including stainless steel/iron stamping parts, Galvanized sheet stamped parts,and so on.Excellent stamping die manufacturer, supplier."> <link href="../css.css" rel="stylesheet" type="text/css"> <script> function autoResize() { try { document.all["test"].style.height=test.document.body.scrollHeight document.all["testbottom"].style.height=testbottom.document.body.scrollHeight document.all["testtop"].style.height=testtop.document.body.scrollHeight } catch(e){} } </script> </head> <body bgcolor="#FFFFFF" leftmargin="0" topmargin="0" marginwidth="0" marginheight="0"> <!-- ImageReady Slices (-1) --> <table width="1003" border="0" align="center" cellpadding="0" cellspacing="0" id="__"> <tr> <td colspan="2"><iframe id=testtop style="height:expression(1); aho:expression(autoResize())" src="../top1.asp" scrolling="no" frameborder="0" width="100%"></iframe></td> </tr> <tr> <td width="260" valign="top" background="../images/index_06.jpg" bgcolor="#FAFAFA" style="background-position:top; background-repeat:repeat-x;"><iframe id=test style="height:expression(1); aho:expression(autoResize())" src="../left2.asp" scrolling="no" frameborder="0" width="260"></iframe></td> <td align="center" valign="top" background="../images/index_07.jpg" bgcolor="#FFFFFF" style="background-position:top; background-repeat:repeat-x;"><table width="660" border="0" align="center" cellpadding="0" cellspacing="0"> <tr> <td height="30"></td> </tr> <tr> <td height="35" background="../images/title.gif" style="background-repeat:no-repeat;"><table width="560" border="0" cellspacing="0" cellpadding="0"> <tr> <td width="44"></td> <td width="328" height="30" valign="top" class="STYLE9-2"><div align="left">News Center</div></td> <td width="188"></td> </tr> </table></td> </tr> <tr> <td height="10" class="STYLE6"></td> </tr> <tr> <td class="STYLE6"><table width="100%" border="0" align="center" cellpadding="0" cellspacing="0" class="STYLE3_5"> <tr> <td height="35"><div align="center"><strong>Die height correcting apparatus for press </strong></div></td> </tr> <tr> <td><div align="center"> <table width="90%" border="0" cellspacing="0" cellpadding="0"> <tr> <td class="STYLE6"><DIV align=left>A die height correcting apparatus for a press having sides formed by C-shaped frames and a slide to be driven up and down being provided on an upper portion of a press body, includes an auxiliary frame provided on the side surface of at least one of the C-shaped frame. The lower end side of the auxiliary frame is pivotably mounted on the C-shaped frame and has a free end at the upper end side, a slide position detector provided on the upper end side of the auxiliary frame, and a temperature detector provided at least on the upper end side of the auxiliary frame among the upper end side of the auxiliary frame and the slide position detector. </DIV> <DIV align=left>&nbsp;</DIV> <DIV align=left>The slide is NC controlled on the basis of a slide position detected by the slide position detector, the temperature detector detects a temperature of the upper end side of the auxiliary frame among the upper end side of the auxiliary frame and the slide position detector. At least an expansion and contraction amount of the auxiliary frame among the expansion and contraction amount of the auxiliary frame and a temperature drift of the slide position detector are calculated on the basis of a temperature variation amount derived from comparison of the temperature detected by the temperature detector and a preliminarily set reference temperature to correct the command value of the NC control by adding and subtracting the calculated value to and from the command value.</DIV> <DIV align=left>&nbsp;</DIV> <DIV>&nbsp;</DIV> <TABLE cellPadding=0 width="100%" border=0> <TBODY> <TR> <TD> <DIV align=center><B>news title</B></DIV></TD> <TD> <DIV align=center><B>creatime </B></DIV></TD></TR></TBODY></TABLE> <DIV>&nbsp;</DIV> <TABLE cellPadding=0 width="100%" border=0> <TBODY> <TR> <TD> <DIV align=center><A href="http://www.higradestamping.com/news/newsen74.htm" target=_blank>LCF (Low Contact Force) Gas Spring ...</A></DIV></TD> <TD width="33%"> <DIV align=center>2010-1-26</DIV></TD></TR> <TR> <TD> <DIV align=center><A href="http://www.higradestamping.com/news/newsen73.htm" target=_blank>PRESS CAPACITY CALCULATIONS</A></DIV></TD> <TD width="33%"> <DIV align=center>2010-1-19</DIV></TD></TR> <TR> <TD> <DIV align=center><A href="http://www.higradestamping.com/news/newsen72.htm" target=_blank>PIN AND BUSH CALCULATIONS</A></DIV></TD> <TD width="33%"> <DIV align=center>2010-1-12</DIV></TD></TR> <TR> <TD> <DIV align=center><A href="http://www.higradestamping.com/news/newsen70.htm" target=_blank>Refurbishing To-Do List</A></DIV></TD> <TD width="33%"> <DIV align=center>2010-1-5</DIV></TD></TR> <TR> <TD> <DIV align=center><A href="http://www.higradestamping.com/news/newsen67.htm" target=_blank>How Higrade Mould Controls Its Qual...</A></DIV></TD> <TD width="33%"> <DIV align=center>2009-12-29</DIV></TD></TR></TBODY></TABLE> <DIV>&nbsp;</DIV> <DIV>&nbsp;</DIV> <DIV>&nbsp;</DIV></td> </tr> </table> </div></td> </tr> <tr> <td><div align="center"> <table width="100%" border="0" cellspacing="0" cellpadding="0"> <tr> <td width="75%" height="35" align="left"><div align="center">Author:</div></td> <td align="center"><div align="center">Time:2010-2-2</div></td> </tr> </table> </div></td> </tr> </table></td> </tr> <tr> <td>&nbsp;</td> </tr> </table></td> </tr> </table> <table width="1003" border="0" align="center" cellpadding="0" cellspacing="0"> <tr> <td>&nbsp;</td> </tr> <tr> <td bgcolor="#1B80B4"><iframe id=testbottom style="height:expression(1); aho:expression(autoResize())" src="../bottom1.asp" scrolling="no" frameborder="0" width="100%"></iframe></td> </tr> <tr> <td>&nbsp;</td> </tr> </table> <!-- End ImageReady Slices --> <script type="text/javascript"> var gaJsHost = (("https:" == document.location.protocol) ? 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