CN108823705B - Broken yarn detection device and method without external power supply - Google Patents
Broken yarn detection device and method without external power supply Download PDFInfo
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- CN108823705B CN108823705B CN201810677688.5A CN201810677688A CN108823705B CN 108823705 B CN108823705 B CN 108823705B CN 201810677688 A CN201810677688 A CN 201810677688A CN 108823705 B CN108823705 B CN 108823705B
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- steel wire
- electronic tag
- wire ring
- reader
- broken yarn
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H13/00—Other common constructional features, details or accessories
- D01H13/14—Warning or safety devices, e.g. automatic fault detectors, stop motions ; Monitoring the entanglement of slivers in drafting arrangements
- D01H13/16—Warning or safety devices, e.g. automatic fault detectors, stop motions ; Monitoring the entanglement of slivers in drafting arrangements responsive to reduction in material tension, failure of supply, or breakage, of material
- D01H13/1616—Warning or safety devices, e.g. automatic fault detectors, stop motions ; Monitoring the entanglement of slivers in drafting arrangements responsive to reduction in material tension, failure of supply, or breakage, of material characterised by the detector
Abstract
The invention discloses a broken yarn detection device and method without external power supply, and belongs to the technical field of textiles. The invention utilizes the fact that the steel wire ring is always in a high-speed rotating state in a normal working state, the steel wire ring is magnetized through the magnetizing body, the magnetized steel wire ring is cut through the electronic tag to obtain power supply to send signals during movement of the steel wire ring, once the yarn is broken, the steel wire ring cannot obtain power supply through cutting the magnetic force line, namely cannot transmit signals, and a reader-writer cannot read the signals, so that the position of the broken yarn can be determined.
Description
Technical Field
The invention relates to a broken yarn detection device and method without external power supply, and belongs to the technical field of textiles.
Background
In the spinning process of the spinning frame, spun yarn enters the twisting and winding mechanism through the yarn guide hook, and under the rotation action of the spindle, the spun yarn is driven by the traveler arranged on the steel collar to rotate around the spindle to be twisted, and the twisted spun yarn is wound on the yarn tube sleeved on the spindle.
In the above process, yarn breakage often occurs due to various reasons, and in order to find out the yarn breakage in time for processing, the current method is to detect the yarn breakage by an eddy current sensing device or a photoelectric detection device, and detect whether the yarn breakage occurs in real time beside each spindle by arranging the eddy current sensing device or the photoelectric detection device on a ring rail.
However, the real-time detection of yarn breakage by the eddy current induction device or the photoelectric detection device has the following problems: firstly, the vortex sensing device or the photoelectric detection device needs a special power supply, each spinning frame is provided with 400-2000 spindles, each spindle needs one vortex sensing device or the photoelectric detection device to detect whether yarn breakage occurs or not, and the number of wiring is large and disordered, so that a plurality of fault points are caused; and secondly, the eddy current induction devices beside each spindle on one spinning frame are generally supplied with power uniformly, and once one eddy current induction device or one photoelectric detection device fails, all the eddy current induction devices or the photoelectric detection devices on the whole spinning frame can be influenced.
Disclosure of Invention
In order to solve the problems brought by the existing broken yarn detection device, the invention provides a broken yarn detection device and a method without external power supply, and the technical scheme is as follows:
a first object of the present invention is to provide a broken yarn detecting device which does not require external power supply, comprising:
a magnetizing body, an electronic tag and a reader-writer;
the magnetizing body is used for magnetizing the steel wire ring; the electronic tag obtains power supply through cutting magnetic lines generated by the magnetized steel wire ring so as to transmit signals; the reader-writer is used for transmitting signals and receiving the signals transmitted by the electronic tag.
Optionally, the apparatus further comprises:
and the read-write device transmits the read signals emitted by the electronic tag to the upper computer, and the upper computer determines the position of the broken yarn according to the signals.
Optionally, the apparatus further comprises:
and the indicating lamp is used for indicating the position of the broken yarn according to the signal received by the reader-writer.
Optionally, the magnetizing body is a permanent magnet.
Optionally, the electronic tag includes a passive electronic tag, a semi-active electronic tag, and an active electronic tag.
Optionally, the magnetizing body and the electronic tag are located on the ring rail, and the reader-writer is located on the air suction pipe.
A second object of the present invention is to provide a broken yarn detecting method applied to the above broken yarn detecting apparatus, the method including:
when the steel wire ring rotates to be within a first preset range, the steel wire ring is magnetized through a magnetizing body;
when the magnetized steel wire ring rotates to a second preset range, the electronic tag obtains power supply through cutting a magnetic line of force generated by the magnetized steel wire ring so as to transmit a signal;
and the reader-writer receives the signal transmitted by the electronic tag.
Optionally, the method further includes:
a magnetizing body and an electronic tag are sequentially placed between two adjacent spindles;
and writing corresponding numbers in sequence according to the positions of the electronic tags, wherein the numbers are used for indicating the positions of the spindles.
Optionally, the method further includes:
the reader-writer sends the received signal to an upper computer;
and the upper computer determines the position of the broken yarn according to the signal.
Optionally, the method further includes:
and displaying the position of the broken yarn through an indicator light.
The third purpose of the invention is to provide a spinning frame, which comprises the broken yarn detection device.
The invention has the beneficial effects that:
the invention utilizes the fact that the steel wire ring is always in a high-speed rotating state in a normal working state, the steel wire ring is magnetized through the magnetizing body, the magnetized steel wire ring is cut through the electronic tag to obtain power supply to send signals during movement of the steel wire ring, once the yarn is broken, the steel wire ring cannot obtain power supply through cutting the magnetic force line, namely cannot transmit signals, and a reader-writer cannot read the signals, so that the position of the broken yarn can be determined.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic diagram of an implementation environment of an embodiment of the invention;
wherein, 1 is a bobbin, 2 is a spindle, 3 is a ring, 4 is a ring plate, 5 is a traveller, 6 is a broken yarn detection device, 6-1 is a magnetizing body, and 6-2 is an electronic tag.
Fig. 2 is a schematic view of magnetic force lines generated by the electronic tag cutting the magnetized bead ring in the embodiment of the present invention, where 3 is a ring, 5 is the bead ring, 6-2 is the electronic tag, 7 is the magnetic force lines generated by the bead ring, and the direction indicated by the arrow is the rotation direction of the bead ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Example one
The embodiment provides a broken yarn detection device without external power supply, which comprises a magnetizing body, an electronic tag and a reader-writer; the magnetizing body is used for magnetizing the steel wire ring; the electronic tag obtains power supply through cutting magnetic lines generated by the magnetized steel wire ring so as to transmit signals; the reader-writer is used for transmitting signals and receiving the signals transmitted by the electronic tag.
FIG. 1 is a schematic diagram of an embodiment of the present invention, in which 1 is a bobbin, 2 is a spindle, 3 is a ring, 4 is a ring plate, 5 is a traveler, 6 is a broken yarn detection device, 6-1 is a magnetizing body, and 6-2 is an electronic tag, and the broken yarn detection device is mounted on the ring plate in the embodiment of the present invention; when the spinning frame is in a normal working state, the steel wire ring continuously rotates on the steel collar, the rotation speed is usually 10000-20000 rpm, when the spinning frame rotates to one side close to the magnetizing body, the magnetizing body magnetizes the steel wire ring to enable the steel wire ring to be a magnet, when the steel wire ring rotates to one side close to the electronic chip, the electronic chip obtains power supply through magnetic force lines generated by cutting the moving steel wire ring, as shown in figure 2, so as to transmit signals, when a reader-writer on an air suction pipe moves to the electronic chip, the signals transmitted by the electronic chip can be read, once yarn breakage occurs, the steel wire ring stops rotating or rotates very slowly, the rotation speed can only be 3-4 rpm, and compared with the normal rotation speed, the electronic chip can not obtain power supply through cutting the magnetic force lines, therefore, the signal cannot be transmitted, and the signal cannot be read when the reader-writer on the air suction pipe moves to the electronic chip, so that the condition that yarn breakage occurs at the position is judged.
The broken yarn detection device also comprises an upper computer and/or an indicator light; after reading the signal transmitted by the electronic tag, the reader-writer on the air suction pipe transmits the read signal to the upper computer, the upper computer determines whether to transmit the yarn breakage phenomenon according to the signal sequentially read by the reader-writer, for example, the yarn breakage occurs at the position of the No. 4 spindle on the spinning frame, then the steel wire ring corresponding to the No. 4 spindle is in a static or slow rotating state, the electronic tag at the position of the No. 4 spindle cannot obtain power supply by cutting a magnetic line, and then cannot transmit the signal, when the reader-writer on the air suction pipe moves to the electronic chip, the content of the electronic tag corresponding to the No. 4 spindle cannot be read, the yarn breakage phenomenon at the position of the No. 4 spindle can be judged, and the position where the yarn breakage is guided by a worker by lighting an indicator lamp at the position of the No. 4 spindle or turning off the indicator lamp at the position of the No..
The invention utilizes the fact that the steel wire ring is always in a high-speed rotating state in a normal working state, the magnetizing body magnetizes the steel wire ring, the electronic tag cuts magnetic force lines generated in the moving process of the magnetized steel wire ring to obtain power supply to send signals, once the yarn is broken, the steel wire ring cannot obtain power supply through cutting the magnetic force lines, namely cannot transmit signals, and a reader-writer cannot read the signals, so that the position of the broken yarn can be determined.
Example two:
the present embodiment provides a broken yarn detecting method, which is applied to the broken yarn detecting device without external power supply, as described above with reference to fig. 1.
In this embodiment, the reader-writer is installed on the air suction pipe as an example, and a plurality of reader-writers may be installed at a fixed position according to the reading and writing range of the reader-writer, where the number of the reader-writers is based on the number of the reader-writers capable of reading all the electronic tags.
A magnetizing body and an electronic tag are sequentially placed between two adjacent spindles;
in practical application, an electronic tag can be independently installed in front of the first spindle or behind the last spindle of each spinning frame, each spindle is guaranteed to correspond to one electronic tag, and the content of the electronic tag is required to be capable of distinguishing all the spindles on the spinning frames. For example, the content of the electronic tag may be sequentially numbered 1, 2, 3 … …, N, which is the total number of spindles on the spinning frame.
When the steel wire ring rotates to be within a first preset range, the steel wire ring is magnetized through a magnetizing body;
when the magnetized steel wire ring rotates to a second preset range, the electronic tag obtains power supply through cutting a magnetic line of force generated by the magnetized steel wire ring so as to transmit a signal;
the reader-writer receives the signal transmitted by the electronic tag;
the first predetermined range is a range in which the magnetizing body can magnetize the bead ring, for example, when the bead ring rotates to one side near the magnetizing body, the magnetizing body magnetizes the bead ring, the bead ring becomes a magnetized bead ring, in the process of rotating around the ring, the magnetic force lines generated by the bead ring also move, and when the bead ring rotates to a second predetermined range, that is, the magnetic force lines generated in the motion collide with the range of the electronic tag, the magnetic force lines in the motion are cut by the electronic tag, as shown in fig. 2, the electronic tag generates electric energy by cutting the magnetic force lines in the motion to supply the electronic tag to transmit signals; when a reader-writer arranged on the air suction pipe moves to each electronic tag along with the air suction pipe, the reader-writer receives signals transmitted by the electronic tags, if the signals transmitted by the electronic tags are not received, the phenomenon of yarn breakage possibly occurs at the position, so that a steel wire ring stops rotating or rotates slowly or spindles slip, the electronic tags cannot acquire electric energy through cutting magnetic lines of force or cannot transmit signals generated by the electric energy, the reader-writer sends the contents of all read electronic tags to an upper computer, the upper computer judges whether signals which are not read exist according to all the received signals, for example, 500 spindles on one spinning frame and signals which are not read for No. 4 spindles, the upper computer judges the phenomenon of yarn breakage occurring at No. 4 spindles, and a worker can know the position of the yarn breakage through the display of the upper computer or the display of the upper computer through an indicator lamp at each spindle, thereby performing the treatment.
It should be noted that, in the embodiment of the present invention, how to display the signal transmitted by the electronic tag after being read by the reader/writer to inform a worker is not limited, and the description is given by taking an indicator light as an example.
The invention utilizes the fact that the steel wire ring is always in a high-speed rotating state in a normal working state, the magnetizing body magnetizes the steel wire ring, the electronic tag cuts magnetic force lines generated in the moving process of the magnetized steel wire ring to obtain power supply to send signals, once the yarn is broken, the steel wire ring cannot obtain power supply through cutting the magnetic force lines, namely cannot transmit signals, and a reader-writer cannot read the signals, so that the position of the broken yarn can be determined.
Example three:
the present embodiment provides a broken yarn detecting method, which is applied to the broken yarn detecting device without external power supply, as described above with reference to fig. 1.
In this embodiment, the reader/writer is installed on the moving trolley for explanation, and the reader/writer reads and writes tags within a certain range at one time during the moving process of the moving trolley, and reads all electronic tags along with the moving of the trolley.
A magnetizing body and an electronic tag are sequentially placed between two adjacent spindles;
in practical application, an electronic tag can be independently installed in front of the first spindle or behind the last spindle of each spinning frame, each spindle is guaranteed to correspond to one electronic tag, and the content of the electronic tag is required to be capable of distinguishing all the spindles on the spinning frames. For example, the content of the electronic tag may be sequentially numbered 1, 2, 3 … …, N, which is the total number of spindles on the spinning frame.
When the steel wire ring rotates to be within a first preset range, the steel wire ring is magnetized through a magnetizing body;
when the magnetized steel wire ring rotates to a second preset range, the electronic tag obtains power supply through cutting a magnetic line of force generated by the magnetized steel wire ring so as to transmit a signal;
when the trolley moves to a designated position, the reader-writer receives a signal transmitted by the electronic tag;
the first predetermined range is a range in which the magnetizing body can magnetize the bead ring, for example, when the bead ring rotates to one side near the magnetizing body, the magnetizing body magnetizes the bead ring, the bead ring becomes a magnetized bead ring, in the process of rotating around the ring, the magnetic force lines generated by the bead ring also move, and when the bead ring rotates to a second predetermined range, that is, the magnetic force lines generated in the motion enter the range of the electronic tag, the magnetic force lines in the motion are cut by the electronic tag, as shown in fig. 2, the electronic tag generates electric energy by cutting the magnetic force lines in the motion to supply the electronic tag to transmit signals; when a reader-writer arranged on a moving trolley moves to each electronic tag along with the trolley, the reader-writer receives signals transmitted by the electronic tags, after the reader-writer moves for one period, if the signals transmitted by the electronic tags are not received, the fact that the wire ring stops rotating or rotates slowly due to the fact that the wire breakage phenomenon possibly occurs at the position is shown, the electronic tags cannot obtain electric energy through cutting magnetic lines or cannot transmit signals due to the generated electric energy, the reader-writer sends all read contents of the electronic tags to an upper computer, the upper computer judges whether signals which are not read exist according to all the received signals, for example, 500 spindles on one spinning frame and signals which are not read for 4 spindles exist, the upper computer judges the wire breakage phenomenon occurring at 4 spindles, and a worker can know the position where the wire breakage occurs through the display of the upper computer or the display of an indicator lamp at each spindle by the upper computer, thereby performing the treatment.
The invention utilizes the fact that the steel wire ring is always in a high-speed rotating state in a normal working state, the magnetizing body magnetizes the steel wire ring, the electronic tag cuts magnetic force lines generated in the moving process of the magnetized steel wire ring to obtain power supply to send signals, once the yarn is broken, the steel wire ring cannot obtain power supply through cutting the magnetic force lines, namely cannot transmit signals, and a reader-writer cannot read the signals, so that the position of the broken yarn can be determined.
Some steps in the embodiments of the present invention may be implemented by software, and the corresponding software program may be stored in a readable storage medium, such as an optical disc or a hard disk.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A broken yarn detecting device, characterized in that the device does not need external power supply, comprising:
a magnetizing body, an electronic tag and a reader-writer;
the magnetizing body is used for magnetizing the steel wire ring; the electronic tag obtains power supply through cutting magnetic lines generated by the magnetized steel wire ring so as to transmit signals; the reader-writer is used for transmitting signals and receiving the signals transmitted by the electronic tag.
2. The apparatus of claim 1, further comprising:
and the read-write device transmits the read signals emitted by the electronic tag to the upper computer, and the upper computer determines the position of the broken yarn according to the signals.
3. The apparatus of claim 1 or 2, further comprising:
and the indicating lamp is used for indicating the position of the broken yarn according to the signal received by the reader-writer.
4. The apparatus of claim 1, wherein the charging magnet is a permanent magnet.
5. The apparatus of claim 1, wherein the electronic tags comprise passive electronic tags, semi-active electronic tags, and active electronic tags.
6. The apparatus of claim 1, wherein the magnetizing body and the electronic tag are located on a ring rail, and the reader is located on the air suction pipe.
7. A method for detecting a broken yarn, the method being applied to the apparatus for detecting a broken yarn according to any one of claims 1 to 6, the method comprising:
when the steel wire ring rotates to be within a first preset range, the steel wire ring is magnetized through a magnetizing body;
when the magnetized steel wire ring rotates to a second preset range, the electronic tag obtains power supply through cutting a magnetic line of force generated by the magnetized steel wire ring so as to transmit a signal;
and the reader-writer receives the signal transmitted by the electronic tag.
8. The method of claim 7, further comprising:
a magnetizing body and an electronic tag are sequentially placed between two adjacent spindles;
and writing corresponding numbers in sequence according to the positions of the electronic tags, wherein the numbers are used for indicating the positions of the spindles.
9. The method of claim 8, further comprising:
the reader-writer sends the received signal to an upper computer;
and the upper computer determines the position of the broken yarn according to the signal.
10. The method according to any one of claims 7 to 9, further comprising:
and displaying the position of the broken yarn through an indicator light.
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| CN201810677688.5A CN108823705B (en) | 2018-06-27 | 2018-06-27 | Broken yarn detection device and method without external power supply |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810677688.5A CN108823705B (en) | 2018-06-27 | 2018-06-27 | Broken yarn detection device and method without external power supply |
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| CN108823705A CN108823705A (en) | 2018-11-16 |
| CN108823705B true CN108823705B (en) | 2020-07-03 |
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| CN110850486A (en) * | 2019-12-02 | 2020-02-28 | 常州机电职业技术学院 | Broken wire detection circuit of copper wire bundle wire machine |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1111501A (en) * | 1964-08-18 | 1968-05-01 | Matteo Gillono | A method of and apparatus for winding yarn onto the spindles of spinning and twisting machines |
| DE1510867A1 (en) * | 1966-02-21 | 1970-07-02 | Palitex Project Co Gmbh | Two-for-one twisting machine |
| EP2850233B1 (en) * | 2012-05-18 | 2017-11-15 | Pinter Fa.Ni S.r.l. | Winding unit comprising a detection system |
| CN203333896U (en) * | 2013-06-27 | 2013-12-11 | 顾金华 | Electromagnetic type broken yarn detecting device of spinning machine |
| CN203333895U (en) * | 2013-06-27 | 2013-12-11 | 顾金华 | Inductance-type broken yarn detecting mechanism of spinning machine |
| CN105755607A (en) * | 2014-12-19 | 2016-07-13 | 天津市豪饰地毯有限公司 | Yarn breaking warning device for spinning machine |
| CN204738079U (en) * | 2015-04-20 | 2015-11-04 | 杭州电子科技大学 | Spun yarn broken wire detection apparatus of twin coil electromagnetic induction difference formula |
| CN106192102A (en) * | 2016-09-27 | 2016-12-07 | 宁波英唐信息科技有限公司 | A kind of induction spinning frame broken thread detector of band self-checking function |
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