Sanyo Electric Co., Ltd.

Kenji Amao

Takayoshi Takeuchi

Sadao Masuda

Tsuneshi Akaishi

Kazuyoshi Ohyama

Kenji Mizoguchi

An electronic parts automatic mounting apparatus wherein a plurality of removing nozzles are disposed on a removing head portion, and a tipped electronic part held on the suitable removing nozzle is recognized by a recognizing means to correct a deviation in position thereof, whereby mounting accuracy of the part on a print substrate is enhanced and the recognition of the tipped electronic part held by the removing nozzle by the recognizing means can be positively carried out.

Electronic parts automatic mounting apparatus

The present invention discloses a screen printing machine having a position adjusting means for carrying out adjustment of position of a material to be printed having a plurality of alignment marks in a direction of X, Y and .theta.. The adjusting means comprises a placing means for placing and positioning the material to be printed, a means for displacing the placing means in a direction of X and moving and carrying the placing means from a recognition station to a printing station, and a means for displacing the placing means in a directin of Y. The displacing means is composed of a mechanism in which both side portions of the placing means are respectively independently displaced in the direction of Y to make adjustment of positions of the placing means in the directions of Y and .theta.. The position adjusting means further comprises a recognition means for recognizing alignment marks marked on the material to be printed placed on the placing means and a displacement means for displacing the placing means in response to the recognition of the marks by the recognition means, the recognition means being moved in a direction at right angles to the carrying direction of the material to be printed.

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Chiyoda-machi, Japan

Kenji Amao