Screen printer

Abstract

Abstract PURPOSE: A screen printer whereof the printer is capable of unmanned operation, wherein the cleaning of the screen in automated by use of a mix jet of compressed air and a solvent. CONSTITUTION: A cleaning unit consists of an upper unit 23 and a lower unit 24. The upper unit 23 is provided in its top portion with a compressed air feed port 4 and a solvent charge port 5, and in its bottom portion with a suction duct 36 and a hot air suction port 21. The suction duct 36 has a vacuum exhaust hole 8 and a suction port 6 surrounding a mix jet spurt port 3 for the mixture of compressed air and a solvent. In cleaning of a screen 34, the upper unit 23 is so displaced that the ports 3, 6, and 21 may be located over the screen 34 with a small gap there- between. The lower unit 24 consists of a dirt collection chamber 38 and a jet air spurt duct 39. COPYRIGHT: (C)1980,JPO&Japio

Inventors

• 👤 Sunao Watari

Bibliographic Details