<div id="heading"><h3 class="berschrift3"><a name="mod_1547808043280_0001"></a><a name="text_mod_1547808043280_0001"></a><a name="_Toc227140512"></a>Installation of the functional unit of an alignable clamping device</h3></div><p class="dlModulbegrenzung0"> </p><p class="dlModulbegrenzung0"> </p><p class="dlModulbegrenzung0"> </p><p class="dlModulbegrenzung0"> </p><ol class="hb-list hb-list--decimal"><li class="hb-list__item">Attach any lifting gear that may be required.</li><li class="hb-list__item">If necessary, fit the mounting aid onto a vertically suspended spindle.</li><li class="hb-list__item">Move the machine drawtube to the front limit stop.</li></ol><div><table cellspacing="0" style="border-collapse:collapse;margin-left:-141.75pt;table-layout:fixed;width:459.25pt;"><colgroup><col style="width:141.75pt;"><col style="width:317.5pt;"></colgroup><tr style="height:7.1pt;"><td style="padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="HZwischenraum" style="line-height:1.15em;"> </p></td><td style="padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="HGrafik" style="line-height:1.15em;"><span style="font-family:Times New Roman;font-size:12.0pt;"><img height="273" src="images/image_53.png" width="415"></span></p></td></tr></table></div><p class="dlTabellezusammenhalten"> </p><p class="dlModulbegrenzung0"> </p><div><table cellspacing="0" style="border-collapse:collapse;margin-left:-141.75pt;table-layout:fixed;width:459.25pt;"><colgroup><col style="width:141.75pt;"><col style="width:28.35pt;"><col style="width:289.15pt;"></colgroup><tr style="height:26.3pt;"><td style="padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="HMarginalie"> </p></td><td style="background-color:transparent;padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="Tabelleberschrift"><img alt="Grafik 10" height="26" src="images/image_4.png" width="30"></p></td><td style="background-color:#DDDDDD;padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="HHinweisfett">INFORMATION</p><p class="HText">If lifting gear needs to be used, rotate the spindle flange and machine spindle manually to tighten / untighten the functional unit.</p></td></tr></table></div><p class="HTabellenende"> </p><p class="dlModulbegrenzung0"> </p><p class="dlModulbegrenzung0"> </p><ol class="hb-list hb-list--decimal"><li class="hb-list__item">Screw the functional unit firmly home on the machine drawtube.</li></ol><div><table cellspacing="0" style="border-collapse:collapse;margin-left:-141.75pt;table-layout:fixed;width:459.25pt;"><colgroup><col style="width:141.75pt;"><col style="width:317.5pt;"></colgroup><tr style="height:7.1pt;"><td style="padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="HZwischenraum" style="line-height:1.15em;"> </p></td><td style="padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="HGrafik" style="line-height:1.15em;"><span style="font-family:Times New Roman;font-size:12.0pt;"><img height="302" src="images/image_54.png" width="415"></span></p></td></tr></table></div><p class="dlTabellezusammenhalten"> </p><p class="dlModulbegrenzung0"> </p><div><table cellspacing="0" style="border-collapse:collapse;margin-left:-141.75pt;table-layout:fixed;width:459.25pt;"><colgroup><col style="width:141.65pt;"><col style="width:28.45pt;"><col style="width:289.15pt;"></colgroup><tr style="height:26.3pt;"><td style="padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="HMarginalie"> </p></td><td style="background-color:transparent;padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="Tabelleberschrift"><img alt="Grafik 1" height="22" src="images/image_2.png" width="25"></p></td><td style="background-color:#DDDDDD;padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="HHinweisfett">WARNING</p><p class="HHinweisfett">Serious injuries caused by incorrectly installed clamping screws being ejected centrifugally!</p><p class="HHinweisListeQuadrat">If the bores for the fixing screws in the spindle flange are not fully covered by the functional unit, the clamping screws must always be located between the bores for the fixing screws in the spindle flange.</p></td></tr></table></div><p class="HTabellenende"> </p><p class="dlModulbegrenzung0"> </p><p class="dlModulbegrenzung0"> </p><div><table cellspacing="0" style="border-collapse:collapse;margin-left:-141.75pt;table-layout:fixed;width:459.25pt;"><colgroup><col style="width:141.75pt;"><col style="width:28.4pt;"><col style="width:289.1pt;"></colgroup><tr style="height:26.3pt;"><td style="padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="HMarginalie"> </p></td><td style="background-color:transparent;padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="Tabelleberschrift"><img alt="Grafik 3" height="22" src="images/image_2.png" width="25"></p></td><td style="background-color:#DDDDDD;padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="HHinweisfett">WARNING</p><p class="HHinweisfett">Serious crushing injuries caused by improper machine movement during installation!</p><p class="HHinweisListeQuadrat">Never reach into the gap between machine tool, spindle flange and functional unit.</p></td></tr></table></div><p class="HTabellenende"> </p><p class="dlModulbegrenzung0"> </p><p class="dlModulbegrenzung0"> </p><ol class="hb-list hb-list--decimal"><li class="hb-list__item">Turn back the functional unit until the balancing marks on the spindle flange are aligned with those on the functional unit.</li><li class="hb-list__item">Using the least possible force and speed, move the drawtube on the machine to its rear limit stop [see »Preparing the machine for installation« chapter].</li></ol><div><table cellspacing="0" style="border-collapse:collapse;margin-left:-141.75pt;table-layout:fixed;width:459.25pt;"><colgroup><col style="width:141.75pt;"><col style="width:317.5pt;"></colgroup><tr style="height:7.1pt;"><td style="padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="HZwischenraum" style="line-height:1.15em;"> </p></td><td style="padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="HGrafik" style="line-height:1.15em;"><span style="font-family:Times New Roman;font-size:12.0pt;"><img height="269" src="images/image_55.png" width="415"></span></p></td></tr></table></div><p class="dlTabellezusammenhalten"> </p><p class="dlModulbegrenzung0"> </p><p class="dlModulbegrenzung0"> </p><p class="dlModulbegrenzung0"> </p><p class="dlModulbegrenzung0"> </p><p class="dlModulbegrenzung0"> </p><ol class="hb-list hb-list--decimal"><li class="hb-list__item">Screw in the functional unit fixing screws with the screwdriver bit with tip guide and tighten them gently.</li><li class="hb-list__item">Unfasten and remove any lifting gear that may have been required.</li><li class="hb-list__item">Remove the mounting aid on a vertically suspended spindle if one was used.</li><li class="hb-list__item">Check the radial run-out on the test surface of the functional unit [ideally ≤ 0.01 mm] and, if necessary, correct carefully with a plastic hammer.</li></ol><div><table cellspacing="0" style="border-collapse:collapse;margin-left:-141.75pt;table-layout:fixed;width:459.25pt;"><colgroup><col style="width:141.75pt;"><col style="width:317.5pt;"></colgroup><tr style="height:7.1pt;"><td style="padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="HZwischenraum" style="line-height:1.15em;"> </p></td><td style="padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="HGrafik" style="line-height:1.15em;"><span style="font-family:Times New Roman;font-size:12.0pt;"><img height="302" src="images/image_56.png" width="415"></span></p></td></tr></table></div><p class="dlTabellezusammenhalten"> </p><p class="dlModulbegrenzung0"> </p><p class="dlModulbegrenzung0"> </p><p class="dlModulbegrenzung0"> </p><ol class="hb-list hb-list--decimal"><li class="hb-list__item">Screw in the functional unit fixing screws with the screwdriver bit with tip guide and tighten them to the specified tightening torque [see »Screw tightening torques« chapter].</li><li class="hb-list__item">Check face run-out on the test surface of the functional unit [ideally ≤ 0.01 mm].</li></ol><p class="HText">Whenever the face run-out is greater than the maximum permitted value:</p><p class="dlModulbegrenzung0"> </p><div><table cellspacing="0" style="border-collapse:collapse;margin-left:-141.75pt;table-layout:fixed;width:459.25pt;"><colgroup><col style="width:141.75pt;"><col style="width:28.35pt;"><col style="width:289.15pt;"></colgroup><tr style="height:26.3pt;"><td style="padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="HMarginalie" style="line-height:1.15em;"> </p></td><td style="padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="Tabelleberschrift" style="line-height:1.15em;"><img alt="Grafik 6" height="25" src="images/image_57.png" width="30"></p></td><td style="background-color:#DDDDDD;padding:2.85pt 2.85pt 2.85pt 2.85pt;"><p class="HHinweisfett">INFORMATION</p><p class="HText">If the product is aligned on the radial run-out test surface of the functional unit, the radial run-out values may change when the workpiece is clamped, due to distortion of the product.</p><p class="HText">If the product needs to have more accurate radial run-out, it must be aligned with the test specimen [see »Alignment of clamping device with test specimen« chapter].</p></td></tr></table></div><p class="HTabellenende"> </p><p class="dlModulbegrenzung0"> </p><p class="dlModulbegrenzung0"> </p><ol class="hb-list hb-list--decimal"><li class="hb-list__item">Remove the functional unit.</li><li class="hb-list__item">Clean the locating face and the mating faces of the spindle flange and the functional unit.</li><li class="hb-list__item">If there is a burr or slight damage, rub down the locating face of the spindle flange or the functional unit gently with an oil stone.</li><li class="hb-list__item">Reinstall the functional unit.</li><li class="hb-list__item">Repeat the alignment process.</li><li class="hb-list__item">Repeat the face run-out test.</li></ol>