EP1215312A1 - Techniques de mesure en ligne - Google Patents

Techniques de mesure en ligne Download PDF

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Publication number
EP1215312A1
EP1215312A1 EP01129270A EP01129270A EP1215312A1 EP 1215312 A1 EP1215312 A1 EP 1215312A1 EP 01129270 A EP01129270 A EP 01129270A EP 01129270 A EP01129270 A EP 01129270A EP 1215312 A1 EP1215312 A1 EP 1215312A1
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EP
European Patent Office
Prior art keywords
card
control
drum
measured
size
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP01129270A
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German (de)
English (en)
Inventor
Jürg BISCHOFBERGER
Christian Sauter
Volker Dipl.-Ing. Jehle
Götz Theodor Dr. Gresser
Jürg Faas
Hermann Maidel
Olivier Wüst
Peter Dr.-Ing. Artzt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maschinenfabrik Rieter AG
Original Assignee
Maschinenfabrik Rieter AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Maschinenfabrik Rieter AG filed Critical Maschinenfabrik Rieter AG
Publication of EP1215312A1 publication Critical patent/EP1215312A1/fr
Withdrawn legal-status Critical Current

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    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G31/00—Warning or safety devices, e.g. automatic fault detectors, stop motions
    • D01G31/006—On-line measurement and recording of process and product parameters

Definitions

  • the invention relates to a device for cards, with a control and regulating device and at least one measuring device.
  • Any existing measuring device measures a size in relation to the employment relationships of the Card is standing while the card is in operation.
  • Any existing and connected Measuring device passes the measured quantity to the control and regulating device further.
  • the control and regulating device determines on the basis of the measured size or sizes one or more optimized setting values for at least one machine element the card or the associated filling shaft and controls or influences the corresponding actuators for setting the respective machine element corresponding.
  • Numerous methods and devices for carding are known in the field of carding, which serve to optimize the quality of the processed textile fibers.
  • the known devices or methods describe various possibilities of adjusting machine elements of the card in such a way that a desired quality is produced.
  • the person skilled in the art can use the knowledge to achieve various purposes. He can either produce the best possible sliver quality from a certain starting material or produce a certain sliver quality with the largest possible production volume from the same starting material.
  • the spinning mills understandably try to achieve both: A sliver with a certain quality should be produced with the cheapest possible (ie qualitatively relatively poor) starting material, whereby the production costs should be kept as low as possible through the highest possible production rate. It is the job of the spinning specialist to find the optimum here.
  • the document DE 196 51 893 A1 discloses a method and a device in which the staple fiber length and the number of nits are measured at the exit of the card. The measurement takes place during the operation of the card, ie online.
  • a control links the measured number of nits and the fiber length distribution and uses this link to determine the optimal setting values for the distance between the clothing of the cover and drum, for the speed of the drum or for the adjustment of the flexible bends.
  • the determined setting values are passed on to a controller that adjusts the manipulated variables mentioned.
  • the control evaluates the measurement data on the basis of stored characteristic maps / characteristic curves and determines the setting values for the machine elements mentioned.
  • the document DE 196 51 891 A1 describes a similar method and a similar device. A fiber sample is taken at the entrance and exit of the card and the fiber stack is measured. The fiber reduction amount is determined from the difference values of the measurements. A similar regulating and control device optimally adjusts the distance between the drum and the covers.
  • DE 41 15 960 A1 describes a method and a device for carding, which is used to adjust and readjust the mutual distance from adjacent rollers automatically and in a controlled manner. The distance is set depending on the measured quantities, the distance itself being determined by sensors.
  • EP 409 772 Another applicant's document, EP 409 772, describes a similar device.
  • EP 0 801 158 A1 describes a sensor system and a control system that measures and regulates the carding gap.
  • the control influences the carding gap during operation of the card, ie online.
  • the document discloses that the carding gap is influenced by the machine settings and by the condition of the clothing, the carding gap changing in particular depending on the operating conditions.
  • the variables influencing the carding gap are the operating speed of the reel, the heat generation or cooling of the card and the wear of the clothing.
  • an adjusting means is described which can adjust the distance (for example the carding gap) between two roller surfaces or between rollers and lids.
  • the actuating means are controlled by control means which are connected to a measuring element.
  • the measuring element can measure the circumference of the rollers, which determines the distance between the rollers.
  • the control means controls the adjusting means so that the distance between the rollers can be kept constant despite heat and centrifugal force.
  • the invention according to this document wants to solve problems especially in the start-up phase or when the textile machine is started up, because in this phase the distance between the rollers is usually too great.
  • the applicant's documents EP 410 429 A1, EP 412 446 A1 (describes air conditioning of the fibers in the card) and EP 787 841 A1 form further prior art.
  • the prior art also includes numerous measuring devices which can be used in the devices of the prior art, but also in the device according to the invention. Which measuring devices are used concretely in the subject matter according to the invention and how they work is of no importance to the invention as long as they measure the desired measured value correctly.
  • the patent CH 627 497 describes a measuring device for the instantaneous determination of the fiber covering on a reel, customer or licker-in.
  • the document DE 39 28 197 C2 claims a measuring device for the detection of the dirt content in the textile fiber material, for example in cotton. The device can measure trash parts, nits, shell nits, nubs etc.
  • Another patent, DE 240 35 610 A1 describes a device for measuring the carding gap. It is a special cover (revolving cover) that contains a measuring device. The measuring cover is able to determine the distance between the sets of covers and the reel. The device allows measurement during the operation of the card.
  • the measured values can serve a control device to regulate the distances between the cover and the roller.
  • EP 384 297 A1 also describes a device for measuring distances in a card, in particular between the drum and other components, such as breeze, stationary covers, revolving covers or customers. The measurement can take place during operation.
  • the published patent application DE 196 04 499 A1 describes a measuring device for the detection of interfering particles, in particular trash parts, nits, shell nits, etc. in the nonwoven fabric. Another nissen detection device is disclosed in EP 606 619 A1.
  • this invention is based on the object to provide one or more devices and associated methods which the processing of the textile fibers on the card - during its operation (i.e. online) - optimize in such a way that a predetermined quality in the end product of Card (e.g. in the sliver), even with different card production or at minor fluctuations in the quality of the starting material, kept constant becomes.
  • the claimed devices and the associated methods thus actually represent a group of inventions which are interconnected in such a way that they implement or implement the only general or common inventive idea.
  • the general idea of the invention can be characterized in that, on the basis of selected sizes, which are related to the employment relationships on the card, conclusions can be drawn about the quality of the processed fiber material or the quality of the processing process in the card, and further that can be influenced by adjusting individual or several selected machine elements on the card or on the associated feed chute. Each of these selected sizes represents an indicator for the fiber quality or for the processing quality of the card. The influencing of these sizes by the adjustment of selected work elements thus also changes the processing processes of the card.
  • the devices according to the invention for cards and / and for their filling chutes must therefore in principle contain a control and regulating device and at least one measuring device in order to measure the selected size, which is related to the working conditions of the card, during the operation of the card.
  • Measurement of the size means, of course, the, for example electrical, measurement of an amount that corresponds to this size.
  • the measuring device is then able to determine the effective size from this electrical measurement signal.
  • the measuring device must, directly or indirectly, forward the amount of the measured quantity to the control and regulating device.
  • the open-loop and closed-loop control device determines one or more optimized setting values for at least one machine element or working element of the card or the filling shaft on the basis of the measured size or - if several measuring devices are connected - on the basis of the measured sizes.
  • the control device can determine the optimum setting values on the basis of stored characteristic maps.
  • the control device can thereby take several of the measured variables into account at the same time.
  • the idea of the invention also includes the targeted selection of the working or machine elements on the card or on the filling shaft, which are influenced by the devices according to the invention. It has been shown that there are certain working elements for each size, with which the respective size can be influenced particularly well.
  • the control device therefore determines, based on the measured amount of the size, which work element has to be adjusted by how much.
  • the control device therefore also includes a control device which controls the corresponding actuators of the working elements to be influenced.
  • the regulating and control device according to the invention can also be connected to central control, control or monitoring systems for the blowroom lines and frontworks. This applies in particular to the control device. Under certain circumstances, changes are made to manipulated variables, ie to the settings of the machine elements of the card or the filling shaft, taking into account other factors.
  • control device has to throttle the production of the card, for example, this process is also signaled to the central control room of the blow room, which on the one hand informs the operating personnel and on the other hand automatically throttles the production of upstream or downstream machines (e.g. production of the bale opener).
  • the central control unit can specify the processing quality of the fibers or change during operation, the regulating and control device having to change its own regulation accordingly. If the control device has determined several possible setting values, it will select the one that is best in accordance with the specifications of the central control center.
  • the regulating and control device can control the working elements of the card or the filling shaft not only in dependence on the measured size, but usually also has to take other factors such as the specifications of a central control center into account, one can speak of "influencing" the actuators.
  • the amounts of several variables are preferably measured simultaneously and transmitted to a regulating and control device for evaluation.
  • the regulating and control device can link several variables to one another for the evaluation, if there are interactions, or determine the optimal setting values of the machine elements separately for each individual variable. The quality of the control naturally depends not only on the invention claimed here, but also on the stored control algorithms and maps.
  • FIG. 1 described below shows a first exemplary embodiment of the device according to the invention.
  • a card 1 with a revolving flat aggregate 8 can be seen in the figure.
  • Some of these carding segments 7 contain measuring devices according to the invention which measure the carding forces.
  • these carding segments are connected to a control and regulating device 2.
  • the carding forces here are the shear forces which act on the measured carding elements and are generated by the carding work of the sets.
  • the measured signals 5 are passed from the measuring devices of the carding segments 7 to the control and regulating device 2.
  • the revolving cover in the revolving cover assembly 8 can also contain measuring devices according to the invention for measuring the carding forces.
  • the measured values for the carding forces must be transmitted wirelessly to the control and regulating device 2.
  • This is indicated schematically in FIG. 1 with the antenna on the control and regulating device 2.
  • the figure shown shows several measuring points for the carding forces. However, it is also conceivable that there is only one measuring point for the carding forces.
  • a further aspect of the invention includes the evaluation of the measured variables 5.
  • the control and regulating device 2 of FIG. 1 evaluates the signals 5 and, based on stored characteristic maps, characteristic data and control algorithms, determines the optimal setting values for selected machine elements. These setting values are forwarded via lines 2.1 to the corresponding actuators (only shown schematically).
  • FIG. 2 shows a detail from FIG. 1.
  • a revolving flat bar 6 and a stationary carding segment 7 shown in a detailed view.
  • the carding forces (thrust forces) are in both carding elements 6 and 7 via a piezoelectric Layer 3 measured.
  • These piezoelectric layers 3 are with a measuring device 4 connected.
  • the measuring device 4 is additional equipped with a radio device which transmits the measured signal 5 wirelessly to the Control and regulating device 2 sends.
  • the measuring device 4 on the stationary carding segment 7 passes a corresponding signal 5 to the control and regulating device 2 via a cable connection.
  • the embodiment of the invention described here is to be understood as an example.
  • the carding forces here are piezoelectric Layers 3 and measured over the associated measuring devices 4 and over the Signals 5 forwarded to the control and regulating device 2.
  • the idea of the invention is but not limited to this embodiment, there are of course others Measuring devices and methods to measure the carding forces.
  • FIG. 3 shows another embodiment of the inventive idea is shown here as a quantity, which in connection with the employment relationships of the Card is standing, the fiber occupancy measured on one or more rollers.
  • the fiber assignment 36 provided. These measuring devices 36 conduct the signal 5, which corresponds to the measured fiber occupancy, of the control and regulating device 2 (not shown) further.
  • the measuring device can be arranged at different points on a roller. To the rollers on which the measuring devices for determining the fiber occupancy 36 can be attached include the licker, the drum and the Buyer also the rollers following the buyers in the picking area of the card.
  • measuring devices 36 on the same Roller are attached.
  • two measuring devices for the Determination of the fiber assignment 36 can be assigned to the drum (see figure).
  • a first one Measuring device 36 would the fiber occupancy on the reel in front of the customer measure, a second measuring device 36 the fiber occupancy after the customer.
  • the transmission factor between drum and customer could be determined and influence via a control and regulating device 2 and the corresponding actuators (Not shown).
  • FIG. 4 A further application of the idea of the invention is shown in FIG. 4.
  • the feeding device a card 16 shown.
  • the selected size is the mass of the fiber template measured on the feed roller of the card with the measuring device 37.
  • the Measuring device for the mass of the fiber template 37 measures the deflection of the feed trough 18 and their pressing or clamping force. At the same time, it receives a signal from Drive of the feed roller 22 transmits the speed of the feed roller (optional).
  • the measuring device 37 can measure the measured and transmitted signals determine the fiber template and this to the (not shown) control and regulating device 2 transmit via signal 5.
  • This form of application is also exemplary to understand, the invention can also be implemented with other measuring devices.
  • FIG. 5 shows another embodiment of the inventive idea the number of nit parts is characteristic of at least one roller or / and the number of trash parts measured.
  • the measurement takes place in the figure instead of three rollers: on the licker-in, on the drum and on the customer.
  • measuring devices 38 for the simultaneous measurement of nits and shown by trash parts.
  • the measuring devices 38 are thus able to operate simultaneously make two separate measurements on the fleece on the roller surface.
  • a Measurement determines the number of nits, the other the number of trash parts.
  • each measuring device 38 has two outputs which indicate the signals 5 transmit the control and regulating device 2 (not shown).
  • individual or all measuring devices 38 only one of the determine both values.
  • Measuring devices 38 are attached to the same roller.
  • two Measuring devices for determining the number of nit parts and / or the number Trash parts must be assigned to the drum.
  • a first measuring device 38 would be in front the revolving cover assembly 8 the measurement of the number of nit parts or / and the number Carry out trash parts on the reel and a second, further measuring device 38 would be the number of nit parts or / and the number of trash parts after the revolving cover assembly 8 determine. This would allow the carding and cleaning efficiency of the Determine the cover assembly 8 and the control and regulating device 2 and the corresponding Influence actuators.
  • Possible setting values are both the distances the revolving flat bars to the drum, as well as the distances between the stationary carding segments 7th
  • one of several dirt separating devices 40 is on the card shown.
  • the characteristic variable here is that which is related with the employment conditions of the card, the amount of waste measured.
  • the device delivers the signal 5 measured quantity of waste to the control and regulating device (not shown) 2 further.
  • the control and regulating device (not shown) 2 further.
  • Dirt removal points with a corresponding outlet measuring device 39 equip, e.g. at the dirt separation points on the licker-in or in the pre-litter. in the postcarding zone of the card.
  • One of those adaptable Working elements could e.g. a separating knife 41, which by an adjusting means (not shown in the figure) in its position relative to the rotating one Roller can be adjusted.
  • FIG. 7 shows a tape holding length measuring device 42 at the exit of the card (not shown).
  • This device 42 measures according to the invention as a characteristic variable Banding length of the sliver 43.
  • the banding length can be defined as that Force that must be used to create a warp in the sliver. In other words, the force that has to be used up to a sliver breaks.
  • the figure shows only such a device, which is also commercially available.
  • the tape stick length measuring device 42 exercises over the two drafting roller pairs 44 a controlled warping on the sliver 43 out. It can measure the required force absorption via appropriate sensors 45 and determine the tape length. The determined value is again signal 5 the control and regulating device 2 (not shown).
  • the device 42 is also to be understood here as an example. Which measuring device and how Tape length is determined is not important for the invention itself.
  • FIG. 8 shows a further application of the inventive idea.
  • a card 1 is shown, on which the power consumed is a characteristic variable or the drive torque of card components is measured.
  • Possible card components on which this size is preferably measured are in particular the licker-in 29, the taker 30, the drum 11, or the Revolving lid unit 8.
  • the power consumed is shown schematically in the figure determined by torque and power measuring devices 46.
  • the determined Values are again via a signal 5 from the control and regulating device (not shown) transmitted.
  • the exact operation of the devices 46, i.e. like them Determining size is not important for the application of the invention.
  • FIG. 9 shows a card filling shaft 23 in which a further embodiment of the Invention applies.
  • the size is the air pressure in several areas of the filling shaft measured using the schematically illustrated pressure sensors 47.
  • the filling shaft 23 shown here has a movable shaft wall 24, for which later another explanation follows. By measuring the pressure in at least one place In the lower reserve shaft 25, conclusions can be drawn about the compression of the fiber template pull in the filling shaft 23. The density of the fiber template in the different Areas of the card filling shaft 23 have an effect on the following fiber processing in the card.
  • the upper reserve shaft 48 also preferably has at least one pressure sensor 47. All pressure sensors 47 are connected via lines 5 to the Control and regulating device 2 (not shown) connected.
  • FIG. 10 another size measured in relation to employment the card is standing: the flow in the card's outlet channels.
  • outlet channels 49 on the card 1 are shown by way of example, on which A flow measuring device 50 is present in each case.
  • the card has several Provide dirt separators (not shown in detail) on which outlet channels 49 are assigned for dirt disposal. So the picture shows for example in the pre and post card areas, as well as in the lower area of the Carding such outlet channels 49.
  • the flow in the carding outlet channels can be an indicator of the efficiency of the associated dirt separation devices his. It is therefore recommended that the flow at the outlet channels 49 individually to be measured and not in the collecting ducts in which the outlet ducts open.
  • the invention can also expressly be used for flow measurement in such Collection channels can be applied.
  • a dirt separator in the figure indicated at licker 29.
  • it can also be connected to its outlet channel 49 a corresponding measuring device 50 can be attached.
  • the measuring devices 50 also transmit the measured size here according to the invention to the control and regulating device 2 (again not shown) via the signals 5.
  • the next figure 11 is almost identical to the last figure.
  • a particle size measurement as a characteristic size in the outlet channels 49 made. This is different from the last figure on the outlet channels 49 particle size measuring devices 51 connected.
  • the figure shows again several outlet channels 49, each of which has a particle size measuring device 51 is present.
  • the card has several Make dirt separation devices that are not shown in detail here.
  • the Particle size measurement in the outlet channels 49 of the card can be an indicator for the efficiency of the associated dirt separation devices. It is therefore it is also recommended to measure the particle sizes in the outlet channels 49 individually and not in the collection channels already mentioned.
  • the particle sizes can basically only be determined here in the collection channels.
  • the measuring devices 51 also transmit here via the According to the invention, signals 5 send the measured variables to the control unit (not shown) Control device 2.
  • FIG. 12 shows a further application of the invention.
  • the card 1 the relative air humidity, the temperature and / or the moisture content of the processed fibers are measured at at least one point.
  • measuring devices 52 are attached to selected points of the card 1, for example in the inlet of the feeding device 53, after the pre-carding zone and before the post-carding zone, which measuring devices can measure the temperature and the moisture content of the fibers.
  • a regulating and control device can use these fiber properties for the setting of the machine elements via the signals 5.
  • Another size is measured according to the invention in FIG. 12: the production of the card.
  • the measuring device 54 is used, which also transmits the current production of the card 1 (for example grams of fiber sliver per second) via the signal 5 of the regulating and control device.
  • the idea of the invention not only includes measuring the selected variables, but according to the invention also their evaluation and use for the setting of selected machine elements.
  • the setting of the selected machine elements takes place via actuators.
  • actuators For the sake of clarity, are below initially only the actuators and the affected work elements are described. Which Machine elements on which sizes have a special influence and are therefore preferably controlled and influenced on the basis of the measured variables, will be described earlier.
  • FIG. 13 An adjustment device for the adjustment of this distance, also called carding gap is shown in FIG. 13.
  • the setting device for the flex bend 9 is with the control and regulating device 2 connected via a line 2.1 (shown schematically in the figure).
  • the measured Sizes which the control and regulating device 2 for setting the Device 9 evaluates are shown schematically as signals 5.
  • Signals 5 drawn in which is to be understood in that the carding gap under certain circumstances set at several points depending on the carding forces measured becomes.
  • the adjusting device 9 is thus an actuator according to the description above.
  • Figure 13 shows only a detailed view. The other elements are not shown the adjusting device 9 on the other side of the drum (for the second flexible sheet) as well as the further adjusting bolts 10 for the flex bend 12.
  • FIG. 14 shows an adjustment device 14 for stationary that is very similar to FIG Carding.
  • the stationary carding segments 7 have analogous to the revolving flat bars also a significant influence on some of the inventive Sizes.
  • the stationary carding segments 7 can also be set here via adjusting bolts 10 be raised or lowered.
  • the carding gap changes accordingly Drum 11.
  • the setting device 14 is also here as an actuator with the control and Control device 2 (not shown) connected via the signal line 2.1.
  • the carding gap the stationary carding segment 7 is the same in most cases Gap height, as the carding gap of the revolving flat bars in Figure 13. Below Under certain circumstances, however, it is also conceivable for the control and regulating device 2 to be different Gap height. It is also conceivable that the carding force according to 1 and 2 is measured on the same stationary carding segment 7. Perhaps the carding force is also measured on another carding segment, e.g. on a revolving flat bar.
  • FIG. 15 Further variants of the invention are shown in FIG. 15.
  • Actuators shown on a card feeder 16 which with the control and Control device 2 (not shown) are connected (schematically in each case by a signal 2.1 shown).
  • the figure shows that, for example, the control and regulating device 2 can be connected to an actuator 15 for setting the clamping distance.
  • the Control and regulating device 2 can thus the clamping distance on the feed device influence or control the card 16.
  • the clamping force at the clamping point between Set feed roller 17 and feed trough 18 This is the actuator system for the clamping force 19 also connected to the control and regulating device 2 via the line 2.1.
  • the Drives for the Briseur 20 are also the Drives for the Briseur 20, the drive for the drum 21 and the drive for the Feed roller 22 connected to the control and regulating device 2.
  • the latter is therefore in able to influence or control the speeds of the work rolls mentioned.
  • the figure thus shows several working elements on the card, which are set or can be influenced.
  • FIG. 16 Another embodiment of the invention is shown in FIG. 16.
  • a filling shaft a card 23 shown.
  • the filling shaft shown has a movable shaft wall 24.
  • the cross-sectional area of the lower reserve shaft can thus 25 can be varied.
  • An adjustment device for the shaft wall 33 is able to to control the position of the movable shaft wall 24.
  • This device is also with the control and regulating device 2 (not shown) via the schematic line 2.1 connected.
  • FIG. 6 also shows a further implementation of the inventive idea shown.
  • the invention also includes the possibility that the fan of the filling shaft 26, or its motor 27, with the control and regulating device 2 is connected via line 2.1. This enables the compression of the fiber template influence in the lower reserve shaft 25, which has a corresponding effect on the fiber processing in the card.
  • Another working element that according to the invention can be influenced via the control and regulating device 2 is the Speed of the opening roller in the filling shaft 34. This is the drive of the opening roller 35 also connected to the control and regulating
  • FIG. 17 shows a further variant of the inventive idea.
  • the figure shows one of several ways to influence the transmission factor.
  • the transfer factor is to be understood as the proportion of fiber mass which passes over to the following roller per revolution of the first roller.
  • the transfer factor between the customer and the reel is therefore the proportion of the fiber mass in the reel that is transferred to the customer per revolution of the reel.
  • the figure shows a card 1, with a licker-in 29, a drum 11 and a pickup 30.
  • the transmission factor between the three rolls can be influenced here in that the distances between the three rolls are adjustable.
  • the actuators for the roller spacings 28 are used for this purpose.
  • the actuators 28 are likewise connected to the control and regulating device 2 via the lines 2.1 (only indicated).
  • the distances between the licker-in 29 and the drum 11 and between the drum 11 and the taker 30 can be set separately via the control and regulating device 2.
  • the transmission factor has a very special influence on the measured quantities according to the invention.
  • Figure 17 shows only one possibility.
  • the invention can also be implemented with other methods for influencing the transmission factor.
  • two maintenance elements for the card are shown. This is a drum grinding system 31 and a cover grinding system 32, as are known for example from the documents EP 322 637 A1, EP 497 736 A1 or EP 1 019 218 A1.
  • the two grinding or maintenance systems are also connected to the control and regulating device 2 via lines 2.1. As a result, the latter is able to control or influence the grinding intensity and / or the grinding times of the drum or cover sets.
  • control and regulating device 2 not only by itself can control the manipulated variables, but that they themselves from a central Control system is controlled. As a result, it cannot control the actuators "at will”, but must adhere to certain guidelines. Maybe it is therefore more correct when speaking of "influencing” the actuators instead of "Taxes".
  • the control and regulating device 2 is for presented themselves. In most cases, the control and regulating device 2 is with a central control system for the blowroom line. With all of the shown Examples in the figures should not be forgotten, therefore, that the actuators shown and actuators via the lines 2.1 not exclusively with the control and Control device 2 are connected.
  • the actuators are direct or indirect in reality also with other devices (e.g. central control system for spinning, machine control etc.) connected, some of which also control their operation.
  • the lines 2.1 are therefore only to be understood schematically in the sense that the tax and Control device 2 influence the setting values of the actuators. Whether the actuators then exclusively via the lines 2.1 from the control and regulating device 2 can be controlled, or whether a central control system actually adjusts the setting value Control and regulating device 2 specifies and the device 2 vary this only slightly can (in the sense of "influence") is important for the technical implementation, however, the invention encompasses both possibilities.
  • the invention also encompasses the possibility that these control loops have a feedforward control. That the control device can measure the selected size in several places or according to the machine element to be influenced. It is beneficial if several Sizes are measured at different points and jointly evaluated, what can be viewed as a feedforward control.
  • the invention accordingly provides an apparatus and a method for cards or for filling shafts in front, with a control and regulating device and at least one Measuring device, each a size that is related to the employment the card stands, measures the card during operation and sends it to the control and control device forwards, the control and regulation device being based on of the measured amount of size or sizes optimized one or more Setting values for at least one machine element of the card or the filling shaft determined and the corresponding actuators for setting the respective machine element controls or influences accordingly.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Preliminary Treatment Of Fibers (AREA)
EP01129270A 2000-12-18 2001-12-12 Techniques de mesure en ligne Withdrawn EP1215312A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH24612000 2000-12-18
CH24612000 2000-12-18

Publications (1)

Publication Number Publication Date
EP1215312A1 true EP1215312A1 (fr) 2002-06-19

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EP01129270A Withdrawn EP1215312A1 (fr) 2000-12-18 2001-12-12 Techniques de mesure en ligne

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EP (1) EP1215312A1 (fr)
CN (1) CN1370861A (fr)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003095722A1 (fr) * 2002-05-14 2003-11-20 Hollingsworth Gmbh Machine a carder
WO2004106604A1 (fr) * 2003-05-28 2004-12-09 M & J Fibretech A/S Procede et distributeur de fibres permettant la production de fibres par procede « air-laid »
GB2421250A (en) * 2004-12-15 2006-06-21 Truetzschler Gmbh & Co Kg Control and regulation of a spinning room machine comprising a device for processing clothing.
GB2429020A (en) * 2005-08-12 2007-02-14 Truetzschler & Co Carding machine having roller temperature and speed sensors and framework temperature sensor.
US7673374B2 (en) 2004-11-16 2010-03-09 FA. Truetzschler GmbH & Co. KG Apparatus at a spinning room machine, especially a flat card, roller card, cleaner or the like, for drawing a clothing onto a roller
US7716791B2 (en) 2006-05-22 2010-05-18 Truetzschler Gmbh & Co. Kg Apparatus at a spinning preparation machine, especially a flat card, roller card or the like, for ascertaining carding process variables
DE102014015480A1 (de) * 2014-10-21 2016-04-21 TRüTZSCHLER GMBH & CO. KG Vorrichtung an einer Spinnereivorbereitungsmaschine, z. B. Karde, zur Messung von Abständen zwischen den garnierten Deckelstäben eines Wanderdeckelaggregates und der garnierten Trommel
CN108796673A (zh) * 2018-04-24 2018-11-13 浙江省常山纺织有限责任公司 基于开松强度的梳棉自调匀整方法及其装置
WO2019219352A1 (fr) * 2018-05-18 2019-11-21 TRüTZSCHLER GMBH & CO. KG Procédé de détermination de la garniture de tambour au niveau d'une karde et karde équipée d'une commande associée
EP3751027A1 (fr) * 2019-06-12 2020-12-16 Maschinenfabrik Rieter AG Procédé de fonctionnement d'une carde et de réglage d'un espace cardant de la carde et carde
CN115537979A (zh) * 2022-08-16 2022-12-30 泰州万诺纺织科技有限公司 一种具有阻燃性的刺绣线制备设备及方法
CH720597A1 (de) * 2023-03-10 2024-09-30 Rieter Ag Maschf Verfahren zum Betrieb einer Wanderdeckelkarde

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CH713861A1 (de) * 2017-06-08 2018-12-14 Rieter Ag Maschf Produktionssteuerung in einer Putzerei.
CN108677284B (zh) * 2018-04-24 2020-07-14 东华大学 基于在线梳理力的梳棉自调匀整方法及其装置
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CH716307A1 (de) * 2019-06-12 2020-12-15 Rieter Ag Maschf Speisevorrichtung zur Speisung von Faserflocken in eine Spinnereivorbereitungsmaschine mit einer Erkennungsvorrichtung zum Erkennen von Fremdmaterial.
CN114990743B (zh) * 2022-07-18 2022-10-21 山东日发纺织机械有限公司 基于总线控制器的棉原料处理设备智能监控及诊断系统

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US4272868A (en) * 1978-04-26 1981-06-16 Zellweger Uster, Ltd. Device for obtaining a control signal corresponding to the density of the fibre web lying on a fibre-carrying element of a card
GB2067608A (en) * 1980-01-18 1981-07-30 Cosmopolitan Textile Co Ltd Feeding fibres to carding machines
DE3218114A1 (de) * 1981-05-20 1982-12-09 Trützschler GmbH & Co KG, 4050 Mönchengladbach Elektronische maschinensteuerung
US4404710A (en) * 1981-05-29 1983-09-20 Rando Machine Corporation Apparatus for feeding fibers to carding machines and the like
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US4854011A (en) * 1986-12-12 1989-08-08 Rieter Machine Works, Ltd. Method for automatically compensating density or thickness variations of fiber material at textile machines, such as cards, draw frames and the like
US4947520A (en) * 1987-10-13 1990-08-14 John D. Hollingsworth On Wheels, Inc. Feed roll sensor for a textile carding machine
US5040272A (en) * 1989-02-16 1991-08-20 Rieter Machine Works Limited Spacing sensor arrangement and method of checking the spacing between a main carding cylinder and carding machine parts
US5143485A (en) * 1989-06-16 1992-09-01 Maschinenfabrik Rieter Ag Transport air control
US5050437A (en) * 1989-06-20 1991-09-24 Zellweger Uster Ag Apparatus for determining strength properties of long textile test material
US5130559A (en) * 1989-08-26 1992-07-14 Trutzschler Gmbh & Co. Kg Method and apparatus for recognizing particle impurities in textile fiber
DE4038684A1 (de) * 1989-12-22 1991-06-27 Truetzschler & Co Vorrichtung zur klimatisierung einer spinnereivorbereitungsanlage aus mehreren maschinen, z. b. ballenoeffner, mischer, reiniger, flockenspeiser, karde o. dgl.
DE4115960A1 (de) * 1991-05-13 1992-11-19 Spinnbau Gmbh Verfahren und vorrichtung zum einstellen des gegenseitigen abstandes einander benachbarter walzen von krempeln
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DE4130184A1 (de) * 1991-09-11 1993-03-18 Wirkbau Textilmasch Gmbh Vorrichtung zum steuern der drehzahlen von trommeln und walzen an deckelkarden
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DE19826071A1 (de) * 1998-06-12 1999-12-16 Truetzschler Gmbh & Co Kg Vorrichtung an einer Spinnereimaschine zum Herstellen und Regulieren eines Faserflockenvlieses, z. B. aus Baumwolle, Chemiefasern

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WO2003095722A1 (fr) * 2002-05-14 2003-11-20 Hollingsworth Gmbh Machine a carder
WO2004106604A1 (fr) * 2003-05-28 2004-12-09 M & J Fibretech A/S Procede et distributeur de fibres permettant la production de fibres par procede « air-laid »
US7673374B2 (en) 2004-11-16 2010-03-09 FA. Truetzschler GmbH & Co. KG Apparatus at a spinning room machine, especially a flat card, roller card, cleaner or the like, for drawing a clothing onto a roller
GB2421250B (en) * 2004-12-15 2010-02-17 Truetzschler Gmbh & Co Kg Apparatus at a spinning room machine, especially a flat card,roller card,cleaner or the like,for processing,especially grinding and/or sharpening,a clothing
GB2421250A (en) * 2004-12-15 2006-06-21 Truetzschler Gmbh & Co Kg Control and regulation of a spinning room machine comprising a device for processing clothing.
JP2006169712A (ja) * 2004-12-15 2006-06-29 Truetzschler Gmbh & Co Kg 特にフラット・カード、ローラ・カード、精選機などの紡績機械において繊維処理用針布を特に研削および／または研磨するなどの処理を行う装置
US7163436B2 (en) 2004-12-15 2007-01-16 TRüTZSCHLER GMBH & CO. KG Apparatus at a spinning room machine, especially a flat card, roller card, cleaner or the like, for processing, especially grinding and/or sharpening, a clothing
US7735200B2 (en) 2005-08-12 2010-06-15 Truetzschler Gmbh & Co. Kg Apparatus at a spinning preparation machine, especially a flat card, roller card, or the like, having a roller, e.g. a cylinder, which has a cylindrical clothed peripheral surface
GB2429020A (en) * 2005-08-12 2007-02-14 Truetzschler & Co Carding machine having roller temperature and speed sensors and framework temperature sensor.
GB2429020B (en) * 2005-08-12 2010-12-15 Truetzschler & Co Apparatus at a spinning preparation machine having a roller which has a cylindrical clothed peripheral surface
DE102005038401A1 (de) * 2005-08-12 2007-02-15 TRüTZSCHLER GMBH & CO. KG Vorrichtung an einer Spinnereivorbereitungsmaschine, insbesondere Karde, Krempel o. dgl., mit einer Walze, z. B. Trommel, die eine zylindrische, garnierte Mantelfläche aufweist
DE102005038401B4 (de) * 2005-08-12 2020-03-12 Trützschler GmbH & Co Kommanditgesellschaft Vorrichtung an einer Spinnereivorbereitungsmaschine, insbesondere Karde, Krempel o. dgl., mit einer Walze, z. B. Trommel, die eine zylindrische, garnierte Mantelfläche aufweist
US7716791B2 (en) 2006-05-22 2010-05-18 Truetzschler Gmbh & Co. Kg Apparatus at a spinning preparation machine, especially a flat card, roller card or the like, for ascertaining carding process variables
DE102014015480A1 (de) * 2014-10-21 2016-04-21 TRüTZSCHLER GMBH & CO. KG Vorrichtung an einer Spinnereivorbereitungsmaschine, z. B. Karde, zur Messung von Abständen zwischen den garnierten Deckelstäben eines Wanderdeckelaggregates und der garnierten Trommel
CN108796673B (zh) * 2018-04-24 2021-01-01 浙江省常山纺织有限责任公司 基于开松强度的梳棉自调匀整方法及其装置
CN108796673A (zh) * 2018-04-24 2018-11-13 浙江省常山纺织有限责任公司 基于开松强度的梳棉自调匀整方法及其装置
WO2019219352A1 (fr) * 2018-05-18 2019-11-21 TRüTZSCHLER GMBH & CO. KG Procédé de détermination de la garniture de tambour au niveau d'une karde et karde équipée d'une commande associée
CN112105766A (zh) * 2018-05-18 2020-12-18 特吕茨施勒有限及两合公司 用于确定梳理机上的锡林占用量的方法以及具有相关的控制装置的梳理机
EP3751027A1 (fr) * 2019-06-12 2020-12-16 Maschinenfabrik Rieter AG Procédé de fonctionnement d'une carde et de réglage d'un espace cardant de la carde et carde
CN115537979A (zh) * 2022-08-16 2022-12-30 泰州万诺纺织科技有限公司 一种具有阻燃性的刺绣线制备设备及方法
CN115537979B (zh) * 2022-08-16 2024-05-24 泰州万诺纺织科技有限公司 一种具有阻燃性的刺绣线制备设备及方法
CH720597A1 (de) * 2023-03-10 2024-09-30 Rieter Ag Maschf Verfahren zum Betrieb einer Wanderdeckelkarde

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