1、 ISO 2014 Circular knitting machines Vocabulary Mtiers circulaires Vocabulaire INTERNATIONAL STANDARD ISO 12912 First edition 2014-08-01 Reference number ISO 12912:2014(E) ISO 12912:2014(E)ii ISO 2014 All rights reserved COPYRIGHT PROTECTED DOCUMENT ISO 2014 All rights reserved. Unless otherwise spe
2、cified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or
3、ISOs member body in the country of the requester. ISO copyright office Case postale 56 CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyrightiso.org Web www.iso.org Published in Switzerland ISO 12912:2014(E) ISO 2014 All rights reserved iii Contents Page Foreword iv 1 Scope
4、. 1 2 T erms and definitions . 1 2.1 Terms for circular knitting machines 1 2.2 Terms for construction features of circular knitting machine (according to number and classification of needle carrier) 2 2.3 Dimensions . 5 2.4 Terms for rotation 8 2.5 Machine frame and drive 9 2.6 Stitch forming eleme
5、nts, holder for needles and other stitch forming elements 9 2.7 Needle control 11 2.8 Cam system .11 2.9 Yarn feed and monitoring system 15 2.10 Fabric take-down .15 2.11 Pattern equipment 17 2.12 Machine control system and monitoring .18 2.13 Lubrication and cleaning system, safety device and speci
6、al attachments18 Bibliography .19 ISO 12912:2014(E) Foreword ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Ea
7、ch member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the Internatio
8、nal Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the differen
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10、ot be held responsible for identifying any or all such patent rights. Details of any patent rights identified during the development of the document will be in the Introduction and/or on the ISO list of patent declarations received (see www.iso.org/patents). Any trade name used in this document is i
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12、ee the following URL: Foreword - Supplementary information The committee responsible for this document is ISO/TC 72, Textile machinery and accessories, Subcommittee SC 3, Machinery for fabric manufacturing including preparatory machinery and accessories.iv ISO 2014 All rights reserved INTERNATIONAL
13、ST ANDARD ISO 12912:2014(E) Circular knitting machines Vocabulary 1 Scope This International Standard establishes a vocabulary of terms and a system of classification for circular knitting machines used in the textile industry for the production of weft-knitted fabrics. NOTE See also the ISO online
14、browsing platform (OBP): https:/ /www.iso.org/obp/ui/ 2 T erms an d definiti ons 2.1 Terms for circular knitting machines 2.1.1 circular knitting machine machine for the production of knitted fabrics with independent needles, longitudinally movable, in circular arrangement, with stitches formed one
15、after the other within every course from yarn fed crosswise to the length of the fabric SOURCE: ISO 7839:2005, 2.1.2 Note 1 to entry: The circular knitting machine can be specified more precisely with the following details: model (e.g. small, large); construction features (e.g. single jersey, double
16、 jersey, plain interlock, purl); needle type (e.g. latch or slide needle); number of feeders (e.g. 48 stitch feeders); patterning mechanism (e.g. jacquard unit). 2.1.2 small-diameter circular knitting machine circular knitting machine with nominal diameter up to 165 mm 2.1.3 large-diameter circular
17、knitting machine circular knitting machine with nominal diameter of over 165 mm ISO 2014 All rights reserved 1 ISO 12912:2014(E) 2.2 Terms for construction features of circular knitting machine (according to number and classification of needle carrier) 2.2.1 RL circular knitting machine circular kni
18、tting machine for the production of single-face fabrics (RL) by means of needles arranged in grooves of one carrier SOURCE: ISO 7839:2005, 2.1.2.1 Note 1 to entry: See Figure 1. Key 1 needle cylinder 7 sinker cam 2 trick 8 needle cam 3 cylinder cam box 9 yarn guide 4 sinker ring 10 yarn 5 needle 11
19、holding spring 6 sinker 12 cam box plate Figure 1 RL circular knitting machine 2.2.2 RR circular knitting machine circular knitting machine, used mainly for the production of double-face fabrics (RR) by means of needles arranged in an axial direction in grooves of the needle cylinder and radially in
20、 grooves of the needle disc (dial) in staggered formation to one another SOURCE: ISO 7839:2005, 2.1.2.2 Note 1 to entry: See Figure 2.2 ISO 2014 All rights reserved ISO 12912:2014(E) Key 1 needle disc 2 needle cylinder 3 disc needle 4 trick 5 cylinder needle 6 trick Figure 2 Construction features RR
21、 circular knitting machine 2.2.3 interlock circular knitting machine interlock knitting machine used for the production of plain interlock fabric with needles arranged opposite each other in needle cylinder grooves in the axial direction and radial in needle disc (dial) grooves Note 1 to entry: See
22、Figure 3. ISO 2014 All rights reserved 3 ISO 12912:2014(E) Key 1 needle disc 2 needle cylinder 3 disc needle 4 trick 5 cylinder needle 6 trick Figure 3 Construction features interlock circular knitting machine 2.2.4 LL circular knitting machine circular knitting machine for the production of purl fa
23、brics (LL) with two needle cylinders, one upon the other, within their grooves, which are arranged flush to each other in an axial direction, the needles moved from one needle cylinder to the other by means of a needle slider SOURCE: ISO 7839:2005, 2.1.2.3 Note 1 to entry: LL fabrics can contain str
24、uctures like single-face fabric and/or double-face fabric, respectively can be replaced by them completely. Note 2 to entry: See Figure 4.4 ISO 2014 All rights reserved ISO 12912:2014(E) Key 1 upper needle cylinder 2 lower needle cylinder 3 needle slider 4 double-ended needle Figure 4 Construction f
25、eatures LL circular knitting machine 2.3 Dimensions 2.3.1 machine depth a total depth of machine without space requirement for additional equipment EXAMPLE Bobbin holders, control cabinets. Note 1 to entry: See Figure 5. 2.3.2 machine width b total width of machine without space requirement for addi
26、tional equipment EXAMPLE Bobbin holders, control cabinets. Note 1 to entry: See Figure 5. 2.3.3 machine height h total height of machine without space requirement for yarn guide units Note 1 to entry: See Figure 5. ISO 2014 All rights reserved 5 ISO 12912:2014(E) Key a machine depth b machine width
27、h machine height Figure 5 Dimensions RR circular knitting machine 2.3.4 nominal diameter diameter of a circular knitting machine which corresponds to the exact or rounded needle base diameter d Note 1 to entry: See Figure 6.6 ISO 2014 All rights reserved ISO 12912:2014(E) Key 1 needle cylinder d nom
28、inal diameter of machine t pitch Figure 6 Nominal diameter and pitch of circular knitting machines 2.3.5 pitch t distance between the centres of two adjacent needles in the same needle carrier, in millimetres, with full use of needles SOURCE: ISO 8188:2007, 3.1 Note 1 to entry: The pitch at circular
29、 knitting machines is the distance between the centres of two adjacent needles on the circumference of the nominal diameter. Note 2 to entry: See Figure 6. 2.3.6 gauge E number of needles, n, per reference length of 25,4 mm with full use in the needle carrier: n n = 25,4mmSOURCE: ISO 8188:2007, 3.2.
30、1 Note 1 to entry: The indication of needle pitch shall be preferred to the indication of needle gauge. 2.3.7 number of needles number of needles present in a needle carrier Note 1 to entry: The number of needles is equal to the nominal width, n, divided by the pitch, plus 1. ISO 2014 All rights res
31、erved 7 ISO 12912:2014(E) SOURCE: ISO 11675:2005, 5.12 2.4 Terms for rotation 2.4.1 direction of rotation clockwise or anticlockwise rotation of the needle cylinder or cam casing from above 2.4.2 relative rotation Z clockwise rotation of needle cylinder see Figure 7 a) or anticlockwise rotation of t
32、he cam box see Figure 7 b) with the courses in the fabric forming a Z (right) spiral Note 1 to entry: The fabric is observed from outside suspended in the machine. a) Clockwise rotation of needle cylinder b) Anticlockwise rotation of the cam box Key 1 yarn 2 yarn guide 3 needle cylinder 4 cam box Fi
33、gure 7 Relative rotation Z 2.4.3 relative rotation S anticlockwise rotation of needle cylinder see Figure 8 a) or clockwise rotation of the cam box see Figure 8 b) with the courses in the fabric forming an S (left) spiral Note 1 to entry: The fabric is observed from outside suspended in the machine.
34、8 ISO 2014 All rights reserved ISO 12912:2014(E) a) Anticlockwise rotation of needle cylinder b) Clockwise rotation of the cam box Key 1 yarn 2 yarn guide 3 needle cylinder 4 cam box Figure 8 Relative rotation S 2.5 Machine frame and drive 2.5.1 machine frame supporting framework which carries all t
35、he other machine assemblies 2.5.2 drive one or more units for generating the movements necessary for the stitch forming procedure and controlling the machine 2.6 Stitch forming elements, holder for needles and other stitch forming elements 2.6.1 needle cylinder cylindrical hollow components with ext
36、ernal grooves in axial direction for receiving and guiding the stitch forming elements Note 1 to entry: See Figure 1. EXAMPLE Latch needles. ISO 2014 All rights reserved 9 ISO 12912:2014(E) 2.6.2 needle disc dial ring-shaped disc with grooves in radial direction for receiving and guiding the stitch
37、forming elements Note 1 to entry: See Figure 2. EXAMPLE Latch needles. 2.6.3 sinker ring ring groove running in a radial direction for receiving and guiding holding-down, knock-over, plush, transfer and other sinkers Note 1 to entry: See Figure 1. 2.6.4 groove guide machined into the holder 2.6.5 tr
38、ick part between two grooves of needle or sinker holder 2.6.6 knock-over comb part of needle holder on which stitches are formed (knocked over) 2.6.7 adjusting unit equipment for horizontal or vertical adjustment of the needle disc relative to the needle cylinder Note 1 to entry: See Figure 9 a) and
39、 Figure 9 b). a) Horizontal adjustment of the needle disc b) Vertical adjustment of the needle disc Figure 9 Adjustment of the needle disc 2.6.8 holding spring unit for securing needles, needle slides and/or other auxiliary parts10 ISO 2014 All rights reserved ISO 12912:2014(E) 2.6.9 needle main sti
40、tch-forming element SOURCE: ISO 11675:2005, 8.12 2.6.10 sinker for stitch forming part for holding the yarn or structural elements during stitch forming process 2.6.10.1 holding down sinker sinker which holds down the end of the fabric SOURCE: ISO 11675:2005, 8.14 2.6.10.2 knock over sinker sinker t
41、hat knocks over the last stitch row in conjunction with the needle when guiding back the needle 2.6.10.3 other sinkers plush sinker for forming the plush loop or fleece sinker for forming the fleece loop 2.7 Needle control 2.7.1 needle control elements parts for moving and controlling the needles 2.
42、7.2 needle selector element for moving the needle 2.7.3 control sinker sinker for supporting needle selection 2.8 Cam system 2.8.1 cam box unit for controlling and moving needles, needle slides and/or other auxiliary parts 2.8.2 cylinder cam box cam box for needles or auxiliary parts in the cylinder
43、 Note 1 to entry: See Figure 10. ISO 2014 All rights reserved 11 ISO 12912:2014(E) Key 1 knitting channel 2 take-down cam 3 raising cam for knitting 4 tuck clearance cam 5 segment Figure 10 Cylinder cam box 2.8.3 disk cam box dial cam box cam box for needles or auxiliary parts in the needle disc (di
44、al) Note 1 to entry: See Figure 11.12 ISO 2014 All rights reserved ISO 12912:2014(E) Key 1 knitting channel 2 take-down cam 3 raising cam for knitting 4 tuck clearance cam 5 segment Figure 11 Disc cam box 2.8.4 sinker cam box equipment for controlling and moving sinkers Note 1 to entry: See Figure 1
45、2. Figure 12 Sinker cam box 2.8.5 cam plate retaining plate for cams 2.8.6 cam box segment part of cylinder, disc or sinker cam for receiving cams ISO 2014 All rights reserved 13 ISO 12912:2014(E) 2.8.7 knitting feeder cam configuration with yarn guiding for producing a course or a sectional course
46、2.8.8 knitting clearance cam cam for moving the needles, needle slides and other auxiliary parts into the knitting position 2.8.9 tuck clearance cam cam for moving the needles, needle slides and other auxiliary parts into the tuck position 2.8.10 clearance cam cam for guiding back the needles, needl
47、e slides and other auxiliary parts 2.8.11 transfer system cam configuration without yarn guiding for transferring stitches within a stitch row 2.8.12 receiving clearance cam cam for moving the needles, needle slides and other auxiliary parts into the receiving position when transferring stitches and
48、 loops 2.8.13 forwarding clearance cam cam for moving the needles, needle slides and other auxiliary parts into the forwarding position when transferring stitches and loops 2.8.14 clearance cam for needle change cam for moving needles from one needle cylinder to the other for purl fabrics 2.8.15 lim
49、iting cam cam for limiting needle movement 2.8.16 single-part cam cam with integrated needle butt for miss-knit, support, tuck or clearance, including guiding back of needles, needle slides or other auxiliary parts Note 1 to entry: See Figure 13. Figure 13 Single part cam 2.8.17 knitting channel guide track for butts of needles, needle slides and other auxiliary parts14 ISO 2014 All rights reserved ISO 12912:2014(E) 2.9 Yarn feed and monitoring system 2.9.1 yarn
