摘要 |
The invention relates to a device for carrying out a precise adjusting movement, oriented in the plane of the X- and/or Y- direction, of a bond head, designed for example as a gripper, with respect to a work station. …<??>One preferred exemplary embodiment of the device (100) comprises essentially a sliding plate (15), a supporting element (20), a first and second drive (25, 30), for carrying out the said adjusting movements, a guide device (50), provided with a sliding part (60) and guide part (51), as well as an integrated measuring device (80) for detecting the movements of the supporting element (20) oriented in the X- and/or Y- direction. …<??>In the device (100), the supporting element (20) is supported in the horizontal plane with translation and rotation degrees of freedom by means of an air bearing (1), which can be pretensioned with a vacuum, on the sliding plate (15) and vertically with an air bearing (3), which can be pretensioned with a vacuum, on the sliding part (60), the sliding part (60) additionally being supported with an air bearing (2), which can be pretensioned with a vacuum, on the sliding plate (15) and with a back-pressure air bearing (4) between two webs (53, 54) of the guide part (51). …<IMAGE>… |
申请人 |
ESEC S.A., CHAM, CH |
发明人 |
MEISSER, CLAUDIO, CH-6330 CHAM, CH;EGGENSCHWILER, HANS, CH-6312 STEINHAUSEN, CH;NEHLS, WALTER, CH-6312 STEINHAUSEN, CH |