The dyeing of textile fabrics . tinuously through the liquorby means of reels or winches placed above, and driven bypower. Fig. 74 gives a perspective view of an arrangementby W. Kemp, of the movementof the pieces, it is thespecial duty of anattendant to see thatany knots which maybe formed are asspeedily as possible un-loosed. Each dye-vatusually contains severalpieces of cloth. Figures 75 and 76represent the dye-vatusually employed fordyeing unions (cottonand wool). The vat ismade of iron, anddivided across intoseveral compartmentsby means of perforatedplates. This arrange-ment
The dyeing of textile fabrics . tinuously through the liquorby means of reels or winches placed above, and driven bypower. Fig. 74 gives a perspective view of an arrangementby W. Kemp, of the movementof the pieces, it is thespecial duty of anattendant to see thatany knots which maybe formed are asspeedily as possible un-loosed. Each dye-vatusually contains severalpieces of cloth. Figures 75 and 76represent the dye-vatusually employed fordyeing unions (cottonand wool). The vat ismade of iron, anddivided across intoseveral compartmentsby means of perforatedplates. This arrange-ment prevents inter-mingling and entangle-ment of the severalpieces, of which theremay be from forty to eighty, each about forty-five metres long, and so stitchedas to form six or eight endless bands. The winch of each dye-vat is driven by means of asmall engine attached to the machine. Washing Macliinery.—The machine generally usedfor washing woollen cloth is the dolly {see p. lOG). Tn some cases the wash-stocks (Fig. 52) may bo. Fig. 78.—Side View of Fig. 77. 286 DYEING OF TEXTILE FABRICS. [Chap. XIL «5^ M m i^K;=c=!c: -i bo used with advantage, , whenthe material is very thick andhe^vj. Washing in the open widthmay be done by the oj^en-scour-ing machine (Fig. 37, p. 109). Figs. 77 and 78 represent awoollen cloth-squeezing machinein which the water is expressedby a brass roller b, in the grooveof which a disc roller a ispressed by a strong spring c. Drying Machinery.—Dryiugis effected by means of thedrying machine shown in This machine consists of anumber of hollow copper orgalvanised iron cylinders a b,heated by steam and driven bybevelled gearing and an engineat D. The axes of the cylindersare hollow, the steam enter-ing at one end, the condensedwater escaping by the folding ari-angement c isattached at the end of the ma-chine. Another mode of drj^ing isby means of the tenteiingmachine, of which there areseveral varieties. Fig. 80 shows one of themost
Size: 1237px × 2019px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1880, booksubjectdyesanddyeing, bookye
