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Basic course
Knowledge of machines
Textile fabric making
LIBA programme of warp knitting machines
Knitting elements and their functions
Control of knitting elements
Latch needle, bearded needle and compound needle
Stitch formation and movement diagrams of various warp knitting machines
Differences between tricot machines and Raschel
machines
Pattern analysis

Theory of interlacing
Pattern mechanism
Basic knitting constructions
Lapping diagram, stitch pattern, parts of the loop
Pattern notation for 2, 3 and 4 tempi and for ELS
Maximum guide bar shog
Various combinations
Threading
Various warp knit patterns

Calculation
Determination of fabric take-up change gears
Number of threads and needles
Conversioe: dtex, den, Nm and NeB
Yarn parts in basic knitting constructions
Yarn consumption
Calculation of warp length
Capacity of needle hooks
Production calculations
Calculation of material cost
Estimate / calculation of yarn count

Chain links and pattern wheels
2, 3, 4 tempi normal and profile chain
Chain link grinding machine, bevel gauges
Chain link heights
Fitting the normal chain
Chain links, pattern wheels and ELS
The manufacture of chain links and pattern wheels

Yarn let-off devices
Formulas for the calculation of yarn run-in
EBA, EBD, EBC, delivery roller yarn feed
Beam brakes
Comparison of individual yarn let-off systems

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LIBA Maschinenfabrik GmbH - P.O. Box 1120 -  D-95112 Naila  - Germany
Tel.: +49 (0) 9282 67-0  -  Fax +49 (0) 9282 57 37  -  E-mail: info@liba.de