DOCTOR KNIFE SYSTEM, DOCTOR KNIFE CLAMPER, CHAMBER DOCTOR KNIFE SYSTEM, PRINTING DEVICE, METHOD OF DOCTOR KNIFE CLAMPING AND METHOD OF ATTACHING CLAMP SECTION OF CHAMBER DOCTOR KNIFE

摘要

FIELD: printing industry.;SUBSTANCE: invention relates to printing industry. A doctor knife system for printing units comprises an extended frame with a support section and at least one clamping section. The frame is located outside the cylinder and parallel to it and the extended doctor knife is mounted at each clamping section of the frame. The doctor knife is parallel to the cylinder and is brought into the working position so that to adhere to the cylinder with the possibility of ink scraping. Each clamping section comprises an extended groove where the doctor knife is partially fitted and fixed by clamping devices. The clamping devices are set elastically to provide for the damping impact on the doctor knife. The invention relates also to the doctor knife clamping device, chamber doctor knife system, printing unit, method of doctor knife clamping and method of attaching the clamping section of the chamber doctor knife.;EFFECT: group of invention allows for simple, safe and fast replacement of doctor knifes and end seals.;28 cl, 12 dwg