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forces and temperature increases influence these many good fibers end up in the waste, the system
settings significantly. adjusts the mote knife setting on the WEBFEED via a
servomotor.
Yarn quality depending on the carding gap
Permanent quality control
The Truetzschler Nep Sensor NCT (separat option)
Neps
The Truetzschler Card TC 19i 1/1000m Cotton NE 30 combed permanently monitors the web on the doffer. A
50
camera registers and distinguishes neps, trash
40 particles and seed coat fragments. The data is
The first intelligent card 30 displayed on the screen of the cards and also
transmitted to the Truetzschler mill monitoring system
20 My Mill. In this way, multiple cards can be monitored
regarding quality delivery, and any deviation will
immediately be recognized.
10
0
10 6 3 carding gap
Savings with WASTECONTROL
In this example with Uzbek cotton, the lowest nep values were achieved with a
carding gap of 3/1000” (0.075 mm). 80.000
70.000
On the Truetzschler Card TC 19i with the Gap 60.000
Optimizer T-GO, a basic flat setting is only carried out 50.000
important settings completely independently and with once by our specialists. Afterwards, T-GO ensures an Savings (€/year) 40.000
a precision not achievable by humans, which results ideal carding gap at all times, whether the card is 30.000
in an unprecedented level of quality. cold or warm, after clothing grinding, even after 20.000
clothing replacement. This is a permanent, 10.000
“This is the future!” and “This is the development self-optimizing, intelligent process that takes place
we need!” were the reactions of booth visitors which without any production interruption. It responds 2.000 4.000 6.000 8.000 10.000
sales manager Ralf Müller experienced at this year’s automatically to changing parameters such as: Yarn production (t/year)
ITMA. “The possibility to increase quality and • Material properties Considerable production costs can be saved with only 0.5% waste savings.
productivity as well as solving personnel issues • Production level This example is based on raw material costs of 72 US cent/lbs (1.41 €/kg).
through features like T-GO or WASTECONTROL • Cylinder speed
fascinated our customers.” • Environmental influences such as room Smart and easy operation
The TC 19i provides a multitouch screen that can be
temperature
Truetzschler Card TC 19i used as easily and intuitively as a smartphone.
Individual operator recognition and authorization is
possible through an RFID chip. In addition, the
Is there a formula for successful innovations? remote card display T-LED visualizes important
Definitely not. But how does Truetzschler manage to
continuously raise the bar in carding technology? machine information in an easy way and helps
How can the Truetzschler Card TC15 be surpassed in operators to stay aware of each machine’s status.
terms of quality and performance?
Jürgen März, carding specialist at Truetzschler,
“The dialogue with our customers is decisive for our received a lot of positive feedback at ITMA: “By
developments. We listen to them very carefully when talking to our customers about problems in their
they talk about unresolved problems. High raw Ralf Müller with Pakistani customers at ITMA Barcelona mills, we learned about their dependence on skilled
material costs, personnel bottlenecks and fluctuating staff. The precision of the flat setting is highly
raw material qualities combined with constantly high TC 19i main features at a glance are influenced by the operator, but reliable and
quality requirements are among the present Self-optimizing precision well-trained personnel is difficult to find today.
circumstances that need to be overcome.” T-GO optimizes a carding gap of for
Markus Wurster, Sales Director For cotton carding, the carding gap between the example 3/1000”, which is thinner than a sheet of paper Customers were very impressed by the fact that very
cylinder and flat clothing should be as small as narrow settings can be set completely independent.
The fact that Truetzschler has the technical possible. The optimum gap is 3/1000” (0.075mm) for Maximum raw material utilization The carding gap is no longer set by a technician, but
competence to implement these requirements was many types of cotton. For comparison: Not even a The key to the profitability of a spinning mill is the by an intelligent system. The limitations of human
demonstrated once again at ITMA 2019. A new sheet of paper fits inbetween. Even an experienced maximum utilization of the raw material. On TC 19i, precision have been overcome by Truetzschler
chapter in card development has been be opened: technologist cannot carry out such narrow settings an optical sensor monitors the waste in the suction, machinery at this point.”
The Truetzschler card is intelligent. It performs when the card is cold. During operation, centrifugal thus providing the data for WASTECONTROL. If too
May/June 2020 August/September 2019
