Transversely cutting device of paper cutter with double flying knives and method for adjusting length and squareness of cut paper
A technology of cross-cutting device and double rotation, which is applied in metal processing and other directions to achieve high working speed and improve the effect of adjustment accuracy
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[0030] The present invention will be further described in detail below with reference to the drawings and specific embodiments.
[0031] The working principle analysis of the cross-cutting device of the double-rotating knife paper cutter of the present invention:
[0032] (1) The upper and lower cylindrical rotary knife rollers are used to make a large angle Archimedes spiral knife groove on the outer surface of the cylindrical knife roller to install the blade to ensure that the knife edge is straight.
[0033] (2) The upper and lower cylindrical rotatable knife rolls are engaged with a gapless meshing device or a meshing device with a small gap with sufficient precision to ensure the correct position of the blades for each rotation of the two knives.
[0034] (3) The double-rotation cross-cutting knife roller runs at a constant speed when cutting paper of any specification. When adjusting the cutting length specifications, adjust the ratio of the knife roller to the running speed of...
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