CN106012269A - A method and an apparatus for monitoring the production of a knitting machine, and a knitting machine - Google Patents
A method and an apparatus for monitoring the production of a knitting machine, and a knitting machine Download PDFInfo
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- CN106012269A CN106012269A CN201610189780.8A CN201610189780A CN106012269A CN 106012269 A CN106012269 A CN 106012269A CN 201610189780 A CN201610189780 A CN 201610189780A CN 106012269 A CN106012269 A CN 106012269A
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- Prior art keywords
- supply equipment
- line supply
- sensor signal
- inspection
- detection
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Classifications
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B15/00—Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
- D04B15/38—Devices for supplying, feeding, or guiding threads to needles
- D04B15/48—Thread-feeding devices
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B15/00—Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
- D04B15/38—Devices for supplying, feeding, or guiding threads to needles
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B35/00—Details of, or auxiliary devices incorporated in, knitting machines, not otherwise provided for
- D04B35/10—Indicating, warning, or safety devices, e.g. stop motions
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B35/00—Details of, or auxiliary devices incorporated in, knitting machines, not otherwise provided for
- D04B35/10—Indicating, warning, or safety devices, e.g. stop motions
- D04B35/12—Indicating, warning, or safety devices, e.g. stop motions responsive to thread consumption
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B35/00—Details of, or auxiliary devices incorporated in, knitting machines, not otherwise provided for
- D04B35/10—Indicating, warning, or safety devices, e.g. stop motions
- D04B35/14—Indicating, warning, or safety devices, e.g. stop motions responsive to thread breakage
- D04B35/16—Indicating, warning, or safety devices, e.g. stop motions responsive to thread breakage with detectors associated with a series of threads
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Knitting Machines (AREA)
Abstract
The present invention relates to a method and an apparatus for monitoring the production of a knitting machine and a knitting machine. In a method for monitoring the production of a knitting machine, at least two line supply facilities or two at least sets composed of at least two line supply facilities are monitored. A sensor signal for each of the length units of the supply line path for one measurement pulse is generated for the supply line device in the supply line path of the feeder device by the sensor device, respectively. The sensor signal is checked by the inspection mechanism and, if necessary, a stop signal for the knitting machine is generated. A detection event is determined by a clock unit from a sensor signal of at least two of said groups of said feeder devices called a monitor feeder device or referred to as a monitor group and provided to an inspection mechanism. By means of an inspection mechanism, whether at least one measurement pulse is generated for each of the sensing events for each of the supply lines or the sensor signals of each group of supply lines.
Description
Technical field
nullThe present invention relates to the method and apparatus of production for monitoring knitting machines and a kind of corresponding knitting machines，Wherein，The confession line of that described method monitors at least two line supply equipment or that at least two is formed by least two line supply equipment group，Confession line namely for the knitting position of at least two，Wherein，It is the sensor signal that described line supply equipment produces each long measure one measurement pulse with its confession thread path respectively by sensor device，Wherein，The stopping signal for described knitting machines is checked and produced if desired to described sensor signal by inspection body，Described device has at least two line supply equipment or has the group that at least two is formed by least two line supply equipment，Namely for supplying line to the knitting position of at least two，Wherein，It is respectively described line supply equipment distribution sensor device，Wherein，Each sensor device is configured to create has the corresponding sensor signal measuring pulse of each long measure for thread path，Described device has inspection body，Described inspection body is configured to check the sensor signal of described sensor device and produce the stopping signal for described knitting machines if desired.
Background technology
It is frequently desirable to monitor the production of operating in knitting technology.To this end, disclosed the monitoring to the supply in textile machinery of a large amount of line by EP 0 752 631 B1.It is provided with sensor mechanism, the motion of its detection state (described line profit organization of supply is supplied to machine) of organization of supply of line, especially line or stopping, stress and speed.Described sensor mechanism is connected with control unit, and described control unit controls the operation of machine based on sensor signal.Described control unit is connected with sensor mechanism by least one communication wire.
Described control unit inquires the sensor mechanism data about the state of the organization of supply of line individually based on periodic reference signal, and described reference signal is the function of the run location of textile machinery.Described control unit is with the operation of the Data Control textile machinery of sensor mechanism.Its operation occurring interrupting textile machinery during difference between the data obtained by least one sensor mechanism and the data of respective stored.
A kind of production monitoring/adjusting means and the corresponding method for knitting machines especially circular knitting machine is described in EP 1 370 720 B1.Described device includes multiple knitting system, multiple offer equipment and computerized unit, wherein, it is provided that equipment is connected at computerized unit.Described production monitoring/adjusting means obtains and triggers signal.
Being in operation, yarn is supplied to knitting system actively by multiple offer equipment not actively provided according to the yarn conveying principle that at least two is different.Here, measure single amount of thread continuously according to the actual rotation signal of sampling at the equipment of offer.Individually amount of thread specified amount of thread with such as figure case in computerised unit compares and derived information and/or regulation measure from compare.Defining the margin of tolerance to compare, it coordinates yarn qualities and/or thread path parameter in terms of its width.Exceed the different margins of tolerance for triggering different measures, such as alarm signal, regulation measure or cut off knitting machines.Individually amount of thread is also used for determining whole amount of thread and/or yarn weight, and wherein, it is scaled or is converted into identical amount unit of weight in other words.
There is the knitting machines of its equipment control device, production monitoring/adjusting means and offer equipment be attached by bus system such as CAN system or daisy chain.
In file described above, the state (EP 0 752 631 B1) about line organization of supply or the single data about amount of thread (EP 1 370 720 B1) are detected.In the control unit being supplied the referred to as central authorities of the synchronizing signal of reference signal or triggering signal, described data are analyzed and are used for controlling and if desired for interrupting the operation of knitting machines.
In the production monitoring according to single amount of thread described in EP 1 370 720, the amount of thread amount of thread specified with it of certain parameter is compared.Single amount of thread is tried to achieve in the most knitting path, and it is corresponding to one or more rotation of the knitting cylinder of circular knitting machine.
Additionally, such as disclosed by WO 2008/083691 A1, in order to production monitoring uses the line detector of machinery at line supply equipment, described line detector such as produces the stopping signal for knitting machines when thread breakage.
EP 2
270 269 B1 describe a kind of for detection from yarn organization of supply the method for stopping to the yarn unwinding of the machine being positioned at downstream.Described yarn organization of supply has static cylinder and sensor, produces pulse by the sensor signal of described sensor with each ring launched by cylinder.When the time measured begins to exceed the rated value of time interval between two pulses from last pulse, described machine is stopped.Described rated value depends on yarn unwinding speed real-time update.
Method described by EP 2 270 269 B1 expends, tries to achieve corresponding yarn unwinding speed the most in real time.Especially expend, depend on draw speed and try to achieve the time between two pulses and rated value respectively.
Summary of the invention
The task of the present invention is to improve for monitoring method and the device that knitting machines produces.The task of the present invention is the most static or realizes the quick stopping of knitting machines during thread breakage with less cost.
Described task is had been resolved by following feature.
Relate to the monitoring that knitting machines is produced in the present inventive method.Knitting machines is such as configured to circular knitting machine or flat knitting machine device.
Circular knitting machine such as has multiple or a large amount of same or different line supply equipment.The line supply equipment of line supply equipment e.g. active-line supply equipment, uniaxial stress control or memorizer-line supply equipment.Such as use described line supply equipment when manufacturing and having figuratum knitting fabric.
Online memorizer-the line supply equipment extracted out from coiling body realizes for line.
Achieving in the line supply equipment of online Stress Control for line, method is to provide line by powered coiling body.Here, uniaxial stress is measured and is conditioned by the velocity of rotation changing coiling body.
The confession line of actively-line supply equipment relates to the supply of the line of the speed sync with knitting machines.Here, such as driven the coiling body of described active-line supply equipment via drive mechanism and cog belt by the drive mechanism of knitting machines.
Jacquard machine or curling machine is such as used in order to manufacture the figuratum knitting fabric of tool.Jacquard machine is a knitting position is assigned with a line supply equipment.Being that a knitting position is assigned with two or more line supply equipments in curling machine, it by alternatively or simultaneously provides the line of different such as different colours to described knitting position.The line supply equipment being associated with a knitting position is referred to as line supply equipment group.
The method that the invention particularly relates to the confession line of the line supply equipment for that monitor at least two line supply equipment or that at least two is formed group by least two line supply equipment, namely for the confession line at the knitting position of at least two.
There is each long measure one for thread path measure the sensor signal of pulse by being arranged in producing for the sensor device in thread path of line supply equipment for the line supply equipment that provides respectively.Produced sensor signal is tested by inspection body.The stopping signal for knitting machines is produced as necessary by inspection body.
In order to monitor line supply equipment group, whether at least one in the sensor signal of the line supply equipment of inspection line supply equipment group shows for line.
In order to check line supply equipment or the sensor signal of line supply equipment group, provide detection event by clock unit to inspection body.
The event beginning through inspection body inspection sensor signal after the occurrence of which is referred to as detection event.
By inspection body, each detection event is checked whether that the sensor signal of each of described line supply equipment or each sensor device of described line supply equipment group being created at least one measures pulse.
Detection event is determined by clock unit from the sensor signal of at least two line supply equipment or from the sensor signal of the line supply equipment of at least two group.By clock unit, its sensor signal is used for determining that the line supply equipment of detection event is referred to as monitor line supply equipment.Correspondingly, it is used for determining that the group of detection event is referred to as monitor group.
In order to check sensor signal, respectively during determining detection event for each line supply equipment or for each group determine measure pulse quantity.The quantity measuring pulse is placed in zero after inspection.
The detection event of upchecking of sensor signal triggers, described detection event by clock unit from sensor signal itself, determine from the sensor signal of at least two monitor line supply equipment or at least two monitor group or rather.This with relatively low cost, i.e. by means of have sensor signal to be tested realize online static time or the quick stopping of knitting machines during thread breakage.
Sensor signal multiple, namely at least two monitor line supply equipment or monitor group is employed for determining testing result, the most if desired it can be considered that the different working method at knitting position, such as knitting or flotation line.
Use 4 to 16 monitor line supply equipments or monitor group in one embodiment.This realizes determining reliably of testing result in the case of the different working method at knitting position or in the case of monitor line supply equipment or monitor group are malfunctioning.
The most all line supply equipments or all groups are used as monitor line supply equipment or monitor group.This is such as this situation when the highest 16 line supply equipments or the group of only minority time monitored.
In one embodiment, when being directed respectively at least M measurement pulse by the sensor signal of N number of described monitor line supply equipment or N number of monitor group to clock unit, detection event is determined by clock unit.
Quantity M measuring pulse by monitor line supply equipment or by the sensor signal offer of monitor group is at least 2.Quantity M of described measurement pulse is preferably 2 to 5.
Quantity N being provided by M the monitor line supply equipment measuring pulse or monitor group is at least 1.Described quantity N is preferably 1 to 10.
Described quantity N and M are the least, stop signal and just produce the fastest.But in the case of low-down quantity, add the danger of mistake closedown.
If described supervising device includes two line supply equipments in one embodiment, then the two is also monitor line supply equipment, namely provide the sensor signal of two line supply equipments for domination for clock unit.Such as measuring pulsings by two to time at clock unit when one of sensor signal S, produce and detect pulse, wherein, quantity N of sensor signal is confirmed as 1 and measures quantity M of pulse and be confirmed as 2.Correspondingly apply to the embodiment with the supervising device of the line supply equipment of two groups.
In one embodiment, provide detection event as detection instruction by clock unit to inspection body.Such as programmed instruction referred to as detects instruction, is started the program of the inspection of the execution sensor signal of inspection body by described programmed instruction.Detection instruction is produced by described clock unit when determining detection event by clock unit.
In one embodiment, provide detection event as the detection pulse of detection signal by clock unit to inspection body.Correspondingly produced the detection pulse of detection signal by described clock unit when determining detection event by clock unit.
In the separate inspection unit of inspection body, sensor signal is checked in a kind of replacement scheme.The each of described separate inspection unit is associated with a line supply equipment, wherein, imports the sensor signal of line supply equipment to it.Described inspection unit is such as integrated in line supply equipment.In order to test, such as provide the detection signal with detection pulse to all separate inspection units.Described separate inspection unit for each detection pulse checking whether sensor signal for self create at least one and measure pulse.The most such as if this is not the case, corresponding separate inspection unit produces the stopping signal for knitting machines.
In another kind of replacement scheme, in the inspection unit of the central authorities of inspection body, check sensor signal.To this end, described sensor signal is imported into the inspection unit of central authorities.The inspection unit of described central authorities is also provided the detection event determined by clock unit.For each detection event, the inspection unit of described central authorities checks whether that creating at least one for each sensor signal measures pulse.It produces the stopping signal for knitting machines if desired.There is provided the detection event of inspection unit of central authorities as the detection pulse detecting signal in one embodiment.
In one embodiment, for the long measure of thread path corresponding to a yarn coil launched from the coiling body of line supply equipment or the part of yarn coil for expansion.Described yarn coil launches in memorizer-line supply equipment passively, is namely extracted out by knitting machines.Extracted out on one's own initiative in the line supply equipment of online Stress Control and at yarn coil described in active-line supply equipment, namely provided by powered coiling body.
In one embodiment, different line supply equipments is monitored.Here, the mutually coordinated measurement pulse of its sensor device is used.In replacement scheme, the long measure of each measurement pulse-spreading is identical for different line supply equipments.
Disclosed below is had corresponding to feature and advantage in the present inventive method by assembly of the invention.
By the present invention for monitoring device that knitting machines produces, hereinafter referred to as supervising device includes at least two line supply equipment, be respectively it and be assigned with sensor device.Construct each sensor device, for producing, there is the corresponding sensor signal measuring pulse of each long measure for thread path.
Described supervising device includes inspection body, constructs described inspection body for checking the sensor signal of sensor device.Described inspection body produces the stopping signal for knitting machines if desired.
Described supervising device includes clock unit, constructs described clock unit for providing detection event to inspection body.
Construct described clock unit for be referred to as the described line supply equipment of monitor line supply equipment from least two or at least two is referred to as monitor group the sensor signal of described group determines detection event.
Construct described inspection body for for each detection event detection whether sensor signal for each line supply equipment or each group create at least one and measure pulse.
In one embodiment, the sensor device of described clock unit and 4 to 16 monitor line supply equipments or monitor group connects.
In one embodiment, construct described clock unit for the sensor signal by N number of described monitor line supply equipment or N number of described supervision group respectively to its import M measurement pulse time determine detection event, wherein, N is at least 1 and M and is at least 2.
In one embodiment, described clock unit is constructed for providing detection event as detection instruction to inspection unit.Construct described clock unit corresponding real estate biopsy when determining detection event and survey instruction.
In one embodiment, described clock unit is constructed for providing testing result as the detection pulse of detection signal to inspection body.Construct described clock unit corresponding real estate biopsy when determining detection event and survey pulse.
In a kind of replacement scheme, described inspection body has separate inspection unit, and it is connected with the sensor device of line supply equipment respectively.Described separate inspection unit is connected with clock unit to receive the detection signal with detection pulse.
In another replacement scheme, described inspection body has the inspection unit of central authorities.The inspection unit of described central authorities is connected with the sensor device of line supply equipment to receive all sensor signals of monitored line supply equipment.The inspection unit of described central authorities is connected with clock unit to receive detection event.In a kind of replacement scheme, the inspection unit of described central authorities and clock unit are connected to receive the detection signal with detection pulse.
In another replacement scheme, described inspection unit and clock unit are connected to receive detection instruction.Here, the inspection unit of central authorities and clock unit are such as configured to program unit.
In one embodiment, described line supply equipment has coiling body, wherein, for the long measure of thread path corresponding to a yarn coil launched from described coiling body or a part for yarn coil.
It is provided with described by the supervising device of the present invention by the knitting machines of the present invention.
Accompanying drawing explanation
The example schematically shown in reference to the accompanying drawings is explained further the present invention.Accompanying drawing illustrates:
Fig. 1 is that circular knitting machine is together with the schematic diagram by the element of assembly of the invention；
Fig. 2 is memorizer-line supply equipment；
Fig. 3 is the circular knitting machine (jacquard machine) block diagram together with the supervising device by the first example of the present invention,
Fig. 4 is the block diagram of the supervising device of first example；
Fig. 5 is the flow chart being produced detection signal by the clock unit of first example；
Fig. 6 is the flow chart being checked sensor signal by the separate inspection unit of first example；
Fig. 7 is the block diagram of the supervising device of second example；
Fig. 8 is the flow chart being produced detection signal by the clock unit of second example；
Fig. 9 is the flow chart of the inspection unit inspection sensor signal of the central authorities by second example；
Figure 10 is the flow chart of the inspection unit inspection sensor signal of the central authorities by third example；
Figure 11 is the circular knitting machine (curling machine) block diagram together with the supervising device by the fourth example of the present invention；
Figure 12 is the flow chart being produced detection signal by the clock unit of fourth example；And
Figure 13 is the flow chart of the inspection unit inspection sensor signal of the central authorities by fourth example.
Detailed description of the invention
First example
It is arranged for monitoring the production of circular knitting machine 1 by assembly of the invention.
Fig. 1 shows that next circular knitting machine 1 is referred to as supervising device together with the schematic diagram by the element for monitoring the device that knitting machines produces of the present invention, described device.
Described circular knitting machine 1 has multiple line supply equipment, more precisely, be structured to memorizer-line supply equipment 2, the line supply equipment 3 of Stress Control and the line supply equipment of active-line supply equipment 4.
Described line supply equipment 2,3,4 is arranged on multiple support rings 5 of circular knitting machine 1.Illustrate only some line supply equipments in described line supply equipment in FIG, wherein, it can be seen that three memorizer-line supply equipments 2 on the support ring 5 on top, on middle support ring 5 it can be seen that the line supply equipment 3 that controls of three uniaxial stress and on the support ring 5 of bottom it can be seen that the line supply equipment 4 of three actives.
Such as in order to produce figuratum knitted fabric such as jacquard knitted fabric, described circular knitting machine 1 has multiple knitting position 6 at its knitting device, wherein, is assigned with such as one line supply equipment for each knitting position 6.Described knitting device such as includes knitting cylinder 7, and it is covered by knitting button 8 and illustrated as arrow in FIG.Fig. 1 is also shown for by memorizer-line supply equipment 2 to described knitting position 6 supply line 9.
In circular knitting machine 1, described knitting device can be rotationally arranged in frame 10 in known manner, is surrounded by housing 11 and be fixed on described frame in the described support ring 5 region above knitting device in described frame region below knitting device.It is other that the equipment control device 12 of the drive mechanism that cannot see that being mainly used in described knitting device is arranged in housing 11.
It is arranged for jacquard knitting machine by the supervising device of the first example of the present invention.It includes at least two memorizer-line supply equipment 2 and a control unit 13.At the part of the centre that described control unit 13 the most such as can be removably attached to the frame 10 of circular knitting machine 1.
Fig. 2 shows the memorizer-line supply equipment 2 with the coiling body being configured to memorizer cylinder 14.
Static memorizer cylinder 14 is arranged in before housing 15.The winding element 16 for being wound up into by yarn coil on memorizer cylinder 14 is arranged in the end that enters of memorizer cylinder 14.At the other end of memorizer cylinder 14, at outlet end, namely such as it is provided with cone brake 17.Described cone brake 17 is supported by the cantilever 18 of housing 15.
It is assigned with sensor device 19 and separate inspection unit 20 for described memorizer-line supply equipment 2.
Described sensor device 19 is configured to create has the corresponding sensor signal measuring pulse I of each long measure for thread path Δ XF.In the example illustrated, for thread path Δ XF long measure corresponding to from memorizer cylinder 14 pull-out yarn coil.Described sensor device 19 is such as configured to optical pickocff, and it produces one in the namely passive yarn coil launched every time extracted out and measures pulse I.In the example shown, a length of 20cm of the periphery of described memorizer cylinder 14 and thus yarn coil, is namely 20cm for thread path Δ XF long measure.
Described separate inspection unit 20 such as has microprocessor.Described separate inspection unit is configured to structural unit and/or the program unit of electronics.
Construct described separate inspection unit 20 for checking sensor signal S of sensor device 19 and producing the stopping signal ST for circular knitting machine 1 if desired.Described separate inspection unit 20 is integrated in housing 15 and is thus integrated in memorizer-line supply equipment 2, but illustrates dividually to get across in fig. 2.
Fig. 3 shows the circular knitting machine 1 block diagram together with supervising device of first example.In figure 3 it can be seen that eight in described memorizer-line supply equipment 2 and the control unit 13 of supervising device.Described memorizer-line supply equipment 2 is connected with each other by communication connecting portion 21 and is attached with described control unit 13.
Described communication connecting portion 21 is configured to two circuits and guides at support ring 5 and at the parts of frame 10.Described communication connecting portion 21 does not the most draw.Data are exchanged between the equipment connected by described communication connecting portion 21.Described communication connecting portion 21 such as implements into two circuits of CAN connecting portion, achieves a series of data by it and transmits.
Quantity J of described memorizer-line supply equipment 2 is 2 to 126, or more than 126, at least two of which, preferably 4 to 16 are used as monitor line supply equipment.
In the example illustrated, described monitor control mechanism includes 48 memorizer-line supply equipments 2 with its sensor device 19, and quantity J of the most described memorizer line supply equipment is 48.In these memorizer-line supply equipments 2,16 are used as monitor line supply equipment.Described control unit 13 is connected with circular knitting machine 1 by controlling connecting portion 22, is connected with its equipment control device 12 or rather.Described control connecting portion 22 is such as configured to one and controls circuit.Alternatively, described control connecting portion implements into CAN connecting portion as communication connecting portion 21.
The block diagram of Fig. 3 has got across a corresponding line 9 from path by one of the knitting position 6 at memorizer-line supply equipment 2 to the knitting cylinder 7 of described circular knitting machine 1 of yarn axis 23.
Fig. 4 shows the block diagram of described supervising device, wherein, it can be seen that only six, its sensor device 19 and its separate inspection unit 20 in described memorizer-line supply equipment 2.
The inspection body of described supervising device is mainly formed by the separate inspection unit 20 of memorizer-line supply equipment 2.Described inspection body also includes that the inspection unit K being integrated in control unit 13 is for transmitting the stopping signal ST of one of described separate inspection unit 20.
Described supervising device includes clock unit T, and it is also integrated in control unit 13.Described control unit 13 shown in phantom by around clock unit T and inspection unit K in the diagram.
The sensor device 19 of described clock unit T and 16 monitor line supply equipments connects.In the diagram it can be seen that described clock unit T is attached by the sensor device 19 as the memorizer-line supply equipment 2 of monitor line supply equipment of control connecting portion 21 with three left sides.
Construct described clock unit T for determining that from sensor signal S of monitor line supply equipment testing result and the detection pulse T3 as detection signal S3 supply domination.It is to say, construct described clock unit for producing the detection pulse T3 of detection signal S3.Especially construct described clock unit T and detect pulse T3 for the most N number of the generation respectively when clock unit T is directed respectively at least M measurement pulse I in sensor signal S by monitor line supply equipment.
Described separate inspection unit 20 is connected with clock unit T to receive detection signal S3.Each being configured in described separate inspection unit 20 detects whether that for each detection pulse T3 of detection signal S3 sensor signal S of self being created at least one measures pulse I.It is configured to if it is not the case, that just produces stopping signal ST and is sent at inspection unit K.Construct described inspection unit K for being transferred at the equipment control device 12 of circular knitting machine 1 by controlling connecting portion 22 by described stopping signal ST.
Described control unit 13 is configured to the equipment of electronics and is such as provided with microprocessor.Described clock unit T and described inspection unit K is configured to structural unit and/or the program unit of the electronics of control unit 13.
It is in operation to monitor described circular knitting machine 1, being monitored for line of all of memorizer-line supply equipment 2.It is directed to each line supply equipment 2, is produced by corresponding sensor device 19 and there is sensor signal S that each long measure one for thread path Δ XF measures pulse I, that namely have each yarn coil extracted out by the memorizer cylinder 14 of memorizer-line supply equipment 2 one measurement pulse I.Corresponding separate inspection unit 20 checks described sensor signal S, and method is that it checks whether that creating at least one for each detection pulse T3 measures pulse I.If it is not the case, so it produces the stopping signal ST for described circular knitting machine 1.
From sensor signal S of described monitor line supply equipment, determine that detection event and the detection pulse T3 as detection signal S3 supply domination by clock unit T.It is to say, produce detection pulse T3 by described clock unit T.When in sensor signal S by monitor line supply equipment the most N number of to described clock unit T be directed respectively at least M measure pulse I time produce detection pulse T3.
Quantity N of described sensor signal is at least one, preferably 1 to 10.The quantity M at least two of described measurement pulse, preferably 2 to 5.
In the example illustrated, quantity M of described measurement pulse be defined as 3 and quantity N of described sensor signal be defined as 2.
In replacement scheme, described quantity N and M can be adjusted according to line and/or the quality of fabric and/or other parameter changeably.
Fig. 5 shows from sensor signal S of described monitor line supply equipment the generation by the detection pulse T3 of described clock unit T according to flow chart.
When the measurement pulse li input of sensor signal S of i-th monitor line supply equipment, quantity Mi measuring pulse of described sensor signal S is enhanced as Mi=Mi+1.
If described quantity Mi corresponding to or more than quantity M that determines, then quantity NF of sensor signal S is enhanced as NF=NF+1.If it is not the case, the most described process restarts.
If quantity NF of sensor signal S corresponding to or more than quantity N that determines, then produced the detection pulse T3 of detection signal S3 by clock unit T.
Subsequently all of quantity Mi and quantity NF are returned and put zero.The generation of detection pulse T3 restarts.
Fig. 6 shows according to flow chart and checks sensor signal S by corresponding separate inspection unit 20.
When starting to monitor process, namely when starting being produced by described clock unit T shown in Fig. 5 and detecting pulse T3, added up to the quantity of the measurement pulse Mj of sensor signal S imported by sensor device 19 by corresponding separate inspection unit 20.This is shown without in figure 6.
Once producing and import detection pulse T3, whether described separate inspection unit 20 just checks quantity Mj of described measurement pulse more than zero.
Situation if not so, is just produced by described inspection unit 20 for the stopping signal ST of circular knitting machine 1 and is supplied to the equipment control device 12 of described circular knitting machine 1 by described control connecting portion 22.
After inspection every time, by described separate inspection unit 20, corresponding quantity Mj is placed in zero.
The inspection of sensor signal S restarts.New detection pulse T3 is waited.The measurement pulse I of sensor device 19 is aggregated in again in quantity Mj during this period.
It is carried out the inspection to sensor signal S by all separate inspection units 20.
In the replacement scheme of first example, described control unit 13 is integrated in the equipment control device 12 of circular knitting machine 1.
In replacement scheme, described supervising device includes the line supply equipment 3 that multiple uniaxial stress with powered coiling body controls.
Sensor device for the line supply equipment 3 of uniaxial stress control is such as configured to encoder, and described encoder is arranged at described powered coiling body.Construct described encoder there is the rotational angle of the determination for described coiling body for producing and be consequently for the sensor signal measuring pulse for thread path Δ XF determined.Measure pulse for thread path Δ XF corresponding to yarn coil or a part of actively being launched the yarn coil namely provided by described coiling body.
In other replacement scheme, described supervising device not only includes memorizer-line supply equipment 2 and/or the line supply equipment 3 of uniaxial stress control and/or active-line supply equipment.
The sensor device of the line supply equipment controlled such as uniaxial stress for the sensor device of active-line supply equipment 4, it is configured to the encoder at its coiling body.
In embodiments, mutually coordinated constructing its sensor mechanism when using different line supply equipments in supervising device, wherein, the pulse of measuring for different line supply equipments supplies thread path Δ XF corresponding to identical.
Second example
Second example is in addition to feature shown below, corresponding to first example.
Fig. 7 shows the block diagram of the supervising device of second example.Described supervising device includes 48 monitored memorizer-line supply equipments 2 with its sensor device 19 equally.In wherein said memorizer-line supply equipment 2 16 are used as monitor line supply equipment.Figure 7 illustrates six in described memorizer-line supply equipment 2 and its sensor device 19.The separate inspection unit for other audit function existed if desired can not be seen.
The inspection body of supervising device includes the inspection unit ZK of central authorities, and it is integrated in control unit 13 together with clock unit T.The inspection unit ZK of central authorities is connected with all the sensors device 19 by communication connecting portion 21 to receive sensor signal S and is namely connected with described clock unit T in described control unit 13 inside in inside.
For each detection pulse T3 detecting signal S3 for deriving from clock unit T, the inspection unit ZK constructing described central authorities detects whether that each sensor signal S of monitored memorizer-line supply equipment 2 being created at least one measures pulse I.It is configured to produce and stops signal ST and be transferred at the equipment control device 12 of circular knitting machine 1 by described stopping signal by controlling connecting portion 22.
Being in operation, the inspection unit ZK of described central authorities depends on the detection pulse T3 provided by the clock unit T of control unit 13 and checks all sensor signals S.It checks whether that creating at least one for each sensor signal S measures pulse I.If this is for being not the case in described sensor signal S, then be generated and be transferred to for the stopping signal ST of circular knitting machine 1 by it at described equipment control device 12.
Fig. 8 shows from the generation by the detection pulse T3 of clock unit T of sensor signal S of monitor line supply equipment according to flow chart, and this corresponding to the situation of first example and explains according to Fig. 5 there.
According to flow chart, Fig. 9 shows that the inspection unit ZK by central authorities checks all sensor signals S.
When starting to monitor process, namely when starting being produced by clock unit T shown in Fig. 8 and detecting pulse T3, added up to quantity Mj of the measurement pulse lj of sensor signal S imported by sensor device 19 respectively by the inspection unit ZK of central authorities.This is shown without in fig .9.
Whether once produce and import detection pulse T3, the inspection unit ZK of the described central authorities sensor signal from j=1 to j=J just for memorizer-line supply equipment 2 checks quantity Mj of described measurement pulse lj more than zero.Described quantity J is 48 the most as mentioned.
If this is not the case, then be generated by the inspection unit of central authorities for the stopping signal ST of circular knitting machine 1 and be supplied to the equipment control device 12 of circular knitting machine 1 by controlling connecting portion 22.
After inspection every time, quantity Mj of the measurement pulse I of sensor signal is placed in zero.
The inspection of sensor signal S restarts.It is to say, new detection pulse T3 is waited.The measurement pulse Ij of sensor device 19 is aggregated in again in quantity Mj during this period.
Third example
The supervising device of third example and monitoring process are in addition to feature shown below, corresponding to supervising device and the monitoring process of second example.
In the example illustrated, the inspection unit ZK and clock unit T of central authorities is jointly integrated in control unit 13.The joint that described control unit 13 is connected through at communication connecting portion 21 for sensor signal S receiving all the sensors device 19 is connected with all memorizer-line supply equipments 2.
The clock unit T of described control unit 13 is connected with the sensor device 19 of monitor line supply equipment.It is configured to determine detection event from sensor signal S of 16 monitor line supply equipments.
The inspection unit ZK of described central authorities is connected with all the sensors device 19.It is configured to for each detection event detection provided by clock unit T, and whether sensor signal S for each line supply equipment 2 creates at least one measurement pulse I.If it is not the case, so it is configured to produce stopping signal ST and be transferred at the equipment control device 12 of circular knitting machine 1 by controlling connecting portion 22.
The inspection unit ZK of described clock unit T and central authorities is such as configured to program unit, and wherein, the detection event of clock unit T is as detection instruction T3*It is delivered at the inspection unit ZK of central authorities.Need not the detection signal with detection pulse in the example illustrated.
It is in operation and is monitored the confession line situation of all memorizer-line supply equipments 2 by supervising device.
Figure 10 shows by the detection event of clock unit T as detection instruction T3 according to flow chart*Generation and by central authorities inspection unit ZK by detection instruction T3*The inspection of all the sensors signal S started.
The most in this process, when starting to monitor process, namely clock unit T generation detection event is being begun through as detection instruction T3*Time add up to quantity Mj of measurement pulse lj of sensor signal S imported by sensor device 19 respectively.This is shown without in Fig. 10.
When inputting the measurement pulse li of sensor signal S of i-th monitor line supply equipment, it is enhanced as Mi=Mi+1 for quantity Mi of the measurement pulse li of described monitor line supply equipment by clock unit.
If quantity Mi corresponding to or more than quantity M that determines, then quantity NF of sensor signal S wherein measuring the monitor line supply equipment of quantity M that the Mi of pulse li quantity has reached to determine is enhanced as NF=NF+1.If it is not the case, so restart described process.
If quantity NF of sensor signal S corresponding to or more than quantity N that determines, then produce detection instruction T3 by clock unit T*, the inspection unit ZK of central authorities waits described detection instruction.As this in flow charts illustrated by as, it is not necessary to be explicitly shown detection instruction T3*.It is important that described clock unit T provides detection instruction T3 to the inspection unit ZK of central authorities*For domination and along with the inspection of all the sensors signal S starts together.
It is to say, detection event once occurs, when namely the inquiry to quantity NF described above actively replies, it is whether all described J memorizer-line supply equipments 2 check quantity Mj of described measurement pulse lj more than zero by the inspection unit ZK of central authorities.
If be not the case in one of described memorizer-line supply equipment 2, then be generated by the inspection unit ZK of central authorities for the stopping signal ST of circular knitting machine 1 and be supplied to the equipment control device 12 of circular knitting machine 1 by controlling connecting portion 22.
After inspection every time, described quantity Mi, quantity Mj and quantity NF are placed in zero.Inspection to sensor signal S restarts.
Fourth example (curling-knitting machines)
The supervising device of fourth example and monitoring process are except feature shown below, corresponding to supervising device and the monitoring process of second example.
Figure 11 show fourth example with the block diagram by the circular knitting machine 1 of the supervising device of the present invention, it is arranged for curling-knitting machines.In the example illustrated, by the group G monitoring of two memorizer-line supply equipments 2 respectively for line situation.Two memorizer-line supply equipments 2 of one group G provide the line 9 of such as different colours.The quantity of described memorizer-line supply equipment 2 is similarly 48, and quantity JG thus organized is 24.8 described group uses as monitor group.
In fig. 11 it can be seen that four described group that is respectively provided with two memorizer-line supply equipments 2 of supervising device and control unit 13.Described group of G characterizes the most by a dotted line.Two memorizer-line supply equipments 2 of one group G are associated with corresponding of described knitting position 6 respectively.Described circular knitting machine 1 has coiled body 24 at each place at described knitting position 6, and it is arranged in before knitting position 6 in moving towards online.Construct described coiled body 24 for selecting one of line 9 of two memorizer-line supply equipments 2 and being supplied into knitting position 6.
Being in operation, the inspection unit ZK of described central authorities depends on the detection pulse T3 provided by the clock unit T of control unit 13 and checks sensor signal S.Whether its inspection creates at least one measurement pulse I for sensor signal S of a group.If this is not such situation for a group, then and be transferred at equipment control device 12 by its generation for the stopping signal ST of circular knitting machine 1.
Figure 12 shows according to flow chart and produces detection pulse T3 by clock unit T from sensor signal S of monitor group.
When inputting the measurements pulse li of sensor signal S of i-th monitor group, quantity Gi of measurement pulse li is enhanced as Gi=Gi+1.
If quantity Gi corresponding to or more than quantity M that determines, then quantity NG of described group of G is enhanced as NG=NG+1.If this is not the case, described process just restarts.
If quantity NG of described group of G corresponding to or more than quantity N that determines, then produced the detection pulse T3 of detection signal S3 by clock unit T.
Subsequently quantity Gi and quantity NG are returned and be set to zero.Restart to produce detection pulse T3.
According to flow chart, Figure 13 shows that the inspection unit ZK by central authorities checks sensor signal S of described group of G.
When starting to monitor process, namely when starting the detection pulse T3 of the generation shown in Figure 12, added up to quantity Gj of the measurement pulse lj of sensor signal S imported by sensor device 19 respectively by the inspection unit ZK of central authorities.This is shown without in fig. 13.
Once produce and import detection pulse T3, then the inspection unit ZK of central authorities is just that sensor signal S from group j=1 to j=JG checks quantity Gj of described measurement pulse whether more than zero.The most described quantity JG is 24 as mentioned.
If this is not the case, then produced by the inspection unit ZK of central authorities for the stopping signal ST of circular knitting machine 1 and be supplied to the equipment control device 12 of circular knitting machine 1 by control connecting portion 22.
After inspection every time, quantity Gj of the measurement pulse I of sensor signal S is placed in zero.
The inspection of sensor signal S restarts.It is to say, new detection pulse T3 is waited.The measurement pulse lj organized during this period is aggregated again in quantity Gj.
Reference numerals list
1 circular knitting machine
2 memorizeies-line supply equipment
The line supply equipment of 3 Stress Control
4 active-line supply equipments
5 support rings
6 knitting positions
7 knitting cylinders
8 buttons
9 lines
10 frames
11 housings
12 equipment control devices
13 control units
14 memorizer cylinders
15 housings
16 winding elements
17 cone brakes
18 cantilevers
19 sensor devices
20 inspection units
21 communication connecting portions
22 control connecting portion
23 yarn axis
24 coiled bodies.
Claims (13)
1. for the method monitoring the production of knitting machines,
Wherein, the confession line of that monitor at least two line supply equipment (2,3,4) or that at least two is formed by least two line supply equipment (2,3,4) group (G), namely for the confession line at the knitting position of at least two (6),
Wherein, it is the sensor signal (S) that described line supply equipment (2,3,4) produces each long measure one measurement pulse (I) with its confession thread path (Δ XF) respectively by sensor device (19), wherein, the stopping signal (ST) for described knitting machines is checked and produced if desired to described sensor signal (S) by inspection body
It is characterized in that, detection event by clock unit (T) from least two be referred to as monitor line supply equipment described line supply equipment (2,3,4) or at least two is referred to as monitor group the sensor signal (S) of described group determines and is provided to described inspection body, and by described inspection body, each detection event is checked whether that the sensor signal (S) of each line supply equipment or each group (G) being created at least one measures pulse (I).
2. the method as described in claim 1, it is characterized in that, when the sensor signal (S) by N number of described monitor line supply equipment or described monitor group imports M measurement pulse (I) to described clock unit (T) respectively, detection event is determined by described clock unit (T), wherein, N is at least 1 and M and is at least 2.
3. the method as described in claim 1 or 2, it is characterized in that, there is provided described detection event as the detection pulse (T3) of detection signal (S3) by described clock unit (T) to described inspection body, wherein, produce the detection pulse (T3) of described detection signal (S3) accordingly by described clock unit (T) when determining detection event.
4. the method as described in claim 3, it is characterized in that, described sensor signal (S) is checked in the separate inspection unit (20) of described inspection body, described separate inspection unit is associated with the sensor signal (S) of a line supply equipment (2,3,4) and described line supply equipment respectively and imports to described separate inspection unit, wherein, there is the detection signal (S3) of detection pulse (T3) to the offer of all separate inspection units (20).
5. the method as described in claim 1 or 2, it is characterized in that, described sensor signal (S) is checked in the inspection unit (ZK) of the central authorities of described inspection body, wherein, import described sensor signal (S) to the inspection unit of described central authorities and provide described detection event by described clock unit (T) to the inspection unit of described central authorities.
6. the method as described in claim 1 or 2, it is characterised in that the described long measure for thread path (Δ XF) is corresponding to a yarn coil launched from the coiling body of described line supply equipment or a part for the yarn coil of described expansion.
null7. for monitoring the device of the production of knitting machines，There is at least two line supply equipment (2、3、4) or there is at least two by least two line supply equipment (2、3、4) group (G) formed，Namely for supplying line to the knitting position of at least two (5)，Wherein，It is respectively described line supply equipment (2、3、4) distribution sensor device (19)，Wherein，Each sensor device (19) is configured to create has the corresponding sensor signal (S) measuring pulse (I) of each long measure for thread path (Δ XF)，Described device has inspection body，Described inspection body is configured to check the sensor signal (S) of described sensor device (19) and produce the stopping signal (ST) for described knitting machines if desired，It is characterized in that，It is provided with clock unit (T)，
Described clock unit is configured to determine detection event and described detection event is supplied to described inspection body from the sensor signal (S) of at least two is referred to as the described line supply equipment (2,3,4) of monitor line supply equipment or at least two is referred to as monitor group described group (G), wherein, described inspection body be configured to for each detection event detection whether for each line supply equipment (2,3,4) or the sensor signal (S) of each group (G) create at least one and measure pulse (I).
8. the device as described in claim 7, it is characterized in that, described clock unit (T) is configured to when the sensor signal (S) by N number of described monitor line supply equipment or N number of described monitor group imports M measurement pulse (I) to described clock unit respectively determine detection event, wherein, N is at least 1 and M and is at least 2.
9. the device as described in claim 7 or 8, it is characterized in that, described clock unit (T) is configured to provide the testing result detection pulse (T3) as detection signal (S3), and wherein, described clock unit is configured to the corresponding real estate biopsy when determining detection event and surveys pulse (T3).
10. the device as described in claim 9, it is characterized in that, described inspection body has separate inspection unit (20), described separate inspection unit associates with the sensor device (19) of line supply equipment (2,3,4) and is connected with the sensor device (19) of described line supply equipment respectively, wherein, described separate inspection unit (20) is connected with described clock unit (T) to receive described detection signal (S3).
11. devices as described in claim 7 or 8, it is characterized in that, described inspection body has an inspection unit (ZK) of central authorities, the inspection unit of described central authorities and the sensor device (19) of described line supply equipment (2,3,4) and be connected with described clock unit (T).
12. devices as described in claim 7 or 8, it is characterized in that, described line supply equipment (2,3,4) has coiling body, and wherein, the described long measure (Δ XF) for thread path is corresponding to a yarn coil launched from described coiling body or a part for described yarn coil.
13. knitting machines, have the device as described in claim 7 or 8.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015104903.1A DE102015104903B3 (en) | 2015-03-30 | 2015-03-30 | Method and device for monitoring the production of a knitting machine and knitting machine |
| DE102015104903.1 | 2015-03-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106012269A true CN106012269A (en) | 2016-10-12 |
| CN106012269B CN106012269B (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610189780.8A Active CN106012269B (en) | 2015-03-30 | 2016-03-30 | Method and device for monitoring the production of a knitting machine, and knitting machine |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP3075690B1 (en) |
| CN (1) | CN106012269B (en) |
| DE (1) | DE102015104903B3 (en) |
| TW (1) | TWI620845B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111607891A (en) * | 2019-02-25 | 2020-09-01 | 美名格－艾罗有限公司 | Method and system for monitoring production of knitting machine with multiple thread feeders |
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2015
- 2015-03-30 DE DE102015104903.1A patent/DE102015104903B3/en not_active Expired - Fee Related
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2016
- 2016-03-11 EP EP16159895.8A patent/EP3075690B1/en active Active
- 2016-03-28 TW TW105109628A patent/TWI620845B/en active
- 2016-03-30 CN CN201610189780.8A patent/CN106012269B/en active Active
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| CN2571800Y (en) * | 2002-08-15 | 2003-09-10 | 林忠民 | Stopper for feeder of knitting machine |
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Also Published As
| Publication number | Publication date |
|---|---|
| TW201700809A (en) | 2017-01-01 |
| CN106012269B (en) | 2021-07-06 |
| DE102015104903B3 (en) | 2016-06-16 |
| TWI620845B (en) | 2018-04-11 |
| EP3075690B1 (en) | 2021-12-22 |
| EP3075690A1 (en) | 2016-10-05 |
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