The utility model provides an improved generation electron fabric strengthening machine holder which characterized in that: on preceding clamping face set up the preceding terminal surface of grip block in the front, back clamping face setting was on the back grip block terminal surface corresponding with preceding grip block, it has preceding sheet rubber to paste on the preceding clamping face,and back clamping face is pasted there is back sheet rubber, the both ends of preceding grip block are equipped with first round hole respectively, and back grip block both ends are equipped with thesecond round hole respectively, the centre of connecting plate is equipped with the screw, installs accommodate the lead screw in the screw, and accommodate the lead screw's back end is equipped withthe circular dish that stirs, and circular horizontal round hole interpolation of stirring the dish is equipped with and is stirred the handle, install left connecting rod and right connecting rod onthe round hole at connecting plate both ends and the round hole at preceding grip block both ends and the back grip block in the round hole at both ends respectively, overlapping respectively on leftside connecting rod and the right connecting rod and being equipped with left spring, right spring, left connecting rod and right connecting rod's preceding end is fixed on electronics fabric strengthening machine, and adjusting nut is installed respectively to back end, adjusts left adjusting nut and right adjusting nut.