| 摘要 |
1275665 Bookbinding W SIGLOCH [trading as GROSSBUCHBINDEREI WALTER SIGLOCH] 8 Sept 1969 [7 Sept 1968] 44243/69 Heading B6A A device for cutting to size and glueing gauze strips to the downwardly directed spines of book blocks 10, Fig. 1, advanced continuously by endless plate conveyors (not shown) above a glue applicating roller 13, comprises a pair of feed rollers 16, Fig. 2, advancing the gauze G at right angles to the direction of movement 12 of the book blocks to a cutting device 18 which is actuated in synchronism with the feed rollers 16 and at the rate corresponding to the passage of the book blocks 10 over the roller 13 to supply the cut gauze strips to an endless conveyor belt 32. The belt 32 advances the cut gauze strips to the applicator roller 13 in association with a presser bar 36 whose surface in contact with the upper run of the conveyor belt 32 is coated with polytetrafluroethylene. The cutting device 18 includes a stationary and movable knife blades 28, 27 severing a width of the gauze G corresponding to the length of the book block spine when a movable platen 19 has pressed an advanced width of the gauze strip G into contact with a downwardly displaceable stripper plate 20 whereby the leading edge of the severed gauze strip is applied against the conveyor run by a presser blade 31 associated with the movable knife blade 27. The severed gauze is stripped off the knife blades by a pin 40 which is driven along the path 42 so that a fresh width of gauze width may be advanced immediately by the feed rollers 16. |
