Valve type spray printing head with adjustable spray orifice distances

• Main Authors: LAI JIAWEN, ZHANG FUJIANG, ZHU CHUNHUA, ZENG CAINENG
• Format: Patent
• Language: Chinese; English
• Published: 11.01.2012
• Subjects: CORRECTION OF TYPOGRAPHICAL ERRORS; i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; LINING MACHINES; PERFORMING OPERATIONS; PRINTING; SELECTIVE PRINTING MECHANISMS; STAMPS; TRANSPORTING; TYPEWRITERS

The utility model provides a valve type spray printing head with adjustable spray orifice distances, which comprises an ink storing tank, wherein an ink outlet and an ink inlet are arranged above the ink storing tank; a plurality of flexible pipes are connected under the ink storing tank; the other ends of the flexible pipes are respectively connected with an independent nozzle; the independent nozzles are provided with electromagnetic valves and spray orifices; variable-distance sheets are sheathed on the independent nozzles; a plurality of cam grooves which lead the distances among the spray orifices to change and the distance between the two adjacent changed spray orifices to be equal are arranged on the variable-distance sheets; and the independent nozzles respectively penetrate through the cam grooves. The valve type spray printing head has the advantages that: the distances among the spray orifices become big or small at the same time by sheathing the variable-distance sheets on the independent nozzles