CN106592092B - A kind of yarn Ultra-Low Speed intermittent movement sensor and its method of work - Google Patents
A kind of yarn Ultra-Low Speed intermittent movement sensor and its method of work Download PDFInfo
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- CN106592092B CN106592092B CN201611239178.7A CN201611239178A CN106592092B CN 106592092 B CN106592092 B CN 106592092B CN 201611239178 A CN201611239178 A CN 201611239178A CN 106592092 B CN106592092 B CN 106592092B
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- yarn
- low speed
- main body
- intermittent movement
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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
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention discloses a kind of yarn Ultra-Low Speed intermittent movement sensor and its method of work.Detection circuit is provided with the sensor main body, U-typed groove is provided with the sensor main body, a pair of of Infrared emitting and receiving pipe is provided with the U-typed groove, the shaft both ends are fixed in U-typed groove by bearing block, and the lightweight grating disc, yarn are set in shaft around wheel；The lightweight grating disc is gone out the dense grid ring of certain amount around its core one week by laser engraving, and when yarn is rotated around wheel belt turn axis, lightweight grating disc rotates, and dense grid ring cutting cuts the detection light beam of Infrared emitting and receiving pipe formation.Deft design of the present invention, it is easy to accomplish, further widen the application places and applicable object scope of existing photoelectricity fracture of wire detection technique.
Description
Technical field：
The invention belongs to sensor technical field of weaving, more particularly to a kind of yarn Ultra-Low Speed intermittent movement sensor and
Its method of work.
Background technology：
Warp knit lace fabric is exactly to be subject to consumers in general with gorgeous complicated changeable, the careful fineness of pattern of itself flower pattern
Favor, but weave complicated design and but brought greatly to the flame broken yarn detection in lace fabric production process
Difficulty, this is because pattern different on warp knit lace fabric is to complete braiding by different flame, due to
Decorative pattern also can be converted significantly in a colored high circulation so that different flames completes each different decorative patterns volumes
Acute variation may all occur for thread-feeding amount when knitting in each row, some row band yarns number needs flame quickly defeated greatly
Yarn, some row band yarn numbers are that zero flame almost stops defeated yarn, and flame is shown during normal braiding
The obviously defeated yarn of clearance-type, and the extremely low motion feature of defeated yarn speed of some row sections.
Complicated design background so that the worker that keeps off a car is difficult with visually identifying that the lace produced on machine produces
There are broken yarn float on product, often wait until that defective product could be found by entering perching link after dyeing and finishing, and at this time caused by broken yarn
Loss can not be retrieved.Frequently with infrared electro circuit wire sensor, it utilizes yarn for detection for broken yarn on textile machine
Filoplume during quick movement on yarn carries out high frequency cutting to detection light beam, and then produces the pulse signal of certain frequency, works as arteries and veins
Rush signal frequency be less than certain value after, that is, think yarn stop motion, and for flower in the production process of warp knit lace fabric
This broken yarn there are Ultra-Low Speed intermittent movement feature of formula yarn, current existing circuit wire sensor can be in ultralow in yarn
Report yarn breakage by mistake when speed movement or the defeated yarn of intermittent stopping and shut down, can not effectively be detected.
The information for being disclosed in the background section is merely intended to understanding of the increase to the general background of the present invention, without answering
It has been the prior art well known to persons skilled in the art when being considered as recognizing or implying the information structure in any form.
The content of the invention：
It is an object of the invention to provide a kind of yarn Ultra-Low Speed intermittent movement sensor and its method of work, so that gram
Take it is above-mentioned in the prior art the defects of.
To achieve the above object, the present invention provides a kind of yarn Ultra-Low Speed intermittent movement sensor, including：Sensor
Main body, Infrared emitting and receiving pipe, lightweight grating disc, shaft, yarn are around wheel, bearing block；Set in the sensor main body
Have detection circuit, U-typed groove be provided with the sensor main body, be provided with the U-typed groove a pair of of infrared emitting with
Reception pipe, the shaft both ends are fixed in U-typed groove by bearing block, and the lightweight grating disc, yarn are set with around wheel
In shaft；The lightweight grating disc is gone out the dense grid ring of certain amount around its core one week by laser engraving, when yarn around
Wheel belt turn axis rotates, and lightweight grating disc rotates, and dense grid ring cutting cuts the detection light beam of Infrared emitting and receiving pipe formation.
Preferably, in technical solution, yarn is " V " sheave around wheel, easy to yarns loop and prevents yarn from slipping.
Preferably, in technical solution, the diameter of the diameter >=3 times yarn of dense grid ring around wheel.
Preferably, in technical solution, the detection circuit inside sensor main body leaves broken yarn on sensor main body shell
Signal output lag time adjusts knob, when suitable corresponding delay is set according to the different yarns different minibreak cycle
Between.
Preferably, three color work lights are provided with technical solution, on sensor main body, when yarn motion state shows
Green, when broken yarn state, show red, and retardation shows yellow during the period.
A kind of method of work of yarn Ultra-Low Speed intermittent movement sensor, its step are：
(1) yarn drives shaft to rotate along after " V " shape groove surround movement of the yarn on wheel, and then drives lightweight grating disc
Rotation so that the dense grid ring cutting on lightweight grating disc cuts the infrared detection formed by a pair of of Infrared emitting and receiving pipe
Light beam, and then the pulse sequence signal of corresponding frequencies is produced in the detection circuit in sensor main body；
(2) diameter of dense grid ring is more than diameter of the yarn around wheel, and grid is intensive, even if when yarn is with extremely low speed
During degree operation, the linear velocity of yarn is also by because more caused by rotating ratio and grid number of the yarn around wheel and dense grid ring
Multiplying power is amplified, and causes dense grid ring cutting to cut knowledge of the frequency higher than electronic device that detection light beam forms pulse sequence signal
Other lower limit, so that identify motion state of the yarn under extremely low speed, the green of three color work lights display at this time, output circuit
Export yarn normal signal；
(3) when yarn seizes up state, dense grid ring no longer cuts detection light beam, at this time pulse sequence signal
Frequency is 0 or less than a certain minimum threshold values, and sensor main body internal detection circuitry starts start-up study timing, and timing is logical
Cross the time span of broken yarn signal output lag time adjustment knob setting, during timing does not complete, three color work lights
Show yellow, output circuit still keeps output yarn normal signal；If pulse sequence signal frequency is detected before timing is completed
Rate recovers normal, then stops immediately and cancel timing, three color work lights recover display green；If periodically having completed and
Pulse sequence signal frequency is still 0 or during less than a certain minimum threshold values, then the display of three color work lights is red, and output circuit
Yarn broken yarn signal is exported, expression has been acknowledged yarn exception at this time.
Compared with prior art, the present invention has the advantages that：
Amplify the frequency of pulse sequence signal when the low linear velocity of yarn is run by increasing grating disc cutting grating, ensure
Identification of the circuit to low-speed run state；By increasing broken yarn signal delay output adjustable function, yarn can be avoided in clearance-type
Minibreak state lower sensor broken yarn wrong report.Deft design of the present invention, it is easy to accomplish, further widen existing photoelectricity
The application places and applicable object scope of fracture of wire detection technique.
Brief description of the drawings：
Fig. 1 is yarn Ultra-Low Speed intermittent movement sensor construction schematic diagram of the present invention；
Fig. 2 is yarn Ultra-Low Speed intermittent movement sensor top view of the present invention；
Reference numeral is：1- sensor main bodies, 2- Infrared emitting and receivings pipe, 3- lightweights grating disc, 4- dense grids
Ring, 5- shafts, 6- yarns are around wheel, 7- bearing blocks, 8- broken yarn signal outputs lag time adjustment knob, the work instruction of tri- colors of 9-
Lamp, 10- yarns.
Embodiment：
The embodiment of the present invention is described in detail below, it is to be understood that protection scope of the present invention is not
Limited by embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " comprising " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other members
Part or other parts.
As shown in Figs. 1-2, a kind of yarn Ultra-Low Speed intermittent movement sensor, including：Sensor main body 1, infrared ray hair
Penetrate with reception pipe 2, lightweight grating disc 3, shaft 5, yarn around wheel 6, bearing block 7；Detection electricity is provided with the sensor main body 1
Road, the detection circuit leaves broken yarn signal output lag time adjustment knob 8 on 1 shell of sensor main body, according to difference
The yarn different minibreak cycle and suitable corresponding delay time is set；U-typed is provided with the sensor main body 1
Groove, is provided with a pair of of Infrared emitting and receiving pipe 2 in the U-typed groove, 5 both ends of shaft are fixed on by bearing block 7
In U-typed groove, the lightweight grating disc 3, yarn are set in shaft 5 around wheel 6, and the yarn is " V " sheave around wheel 6,
Easy to yarns loop and prevent yarn from slipping；The lightweight grating disc 3 goes out certain amount in one week around its core by laser engraving
Dense grid ring 4, the diameter >=3 times yarn of the dense grid ring 4 is around the diameter for taking turns 6；When yarn drives 5 turns of shaft around wheel 6
Dynamic, lightweight grating disc 3 rotates, and dense grid ring 4 cuts the detection light beam that Infrared emitting and receiving pipe 2 is formed.Sensor master
It is provided with three color work lights 9 on body 1, when 10 motion state of yarn shows green, and when broken yarn state shows red, during retardation
Yellow is shown during section.
A kind of method of work of yarn Ultra-Low Speed intermittent movement sensor, its step are：
(1) yarn 10 drives shaft 5 to rotate along yarn after the " V " shape groove surround movement on wheel 6, and then drives lightweight light
Grid disk 3 rotates so that the dense grid ring 4 on lightweight grating disc 3 cut formed by a pair of of Infrared emitting and receiving pipe 2 it is red
Outside line detects light beam, and then the pulse sequence signal of corresponding frequencies is produced in the detection circuit in sensor main body 1；
(2) diameter of dense grid ring 4 is more than diameter of the yarn around wheel 6, and grid is intensive, even if when yarn 10 is with extremely low
Speed operation when, the linear velocity of yarn 10 is also by because yarn is around rotating ratios of the wheel 6 with dense grid ring 4 and grid number institute
The more multiplying powers amplification brought, and cause the cutting detection light beam of dense grid ring 4 to form the frequency of pulse sequence signal higher than electricity
The identification lower limit of sub- device, so as to identify motion state of the yarn 10 under extremely low speed, three color work lights 9 are shown at this time
Green, output circuit output yarn normal signal；
(3) when yarn 10 seizes up state, dense grid ring 4 no longer cuts detection light beam, and pulse train is believed at this time
Number frequency be 0 or less than a certain minimum threshold values, 1 internal detection circuitry of sensor main body starts start-up study timing, during timing
Between be by broken yarn signal output lag time adjust knob 8 set time span, when timing do not complete during, three colors work
Indicator light 9 shows yellow, and output circuit still keeps output yarn normal signal；If detect pulse train before timing is completed
Signal frequency recovers normal, then stops immediately and cancel timing, three color work lights 9 recover display green；If periodically
Through completing and pulse sequence signal frequency is still 0 or during less than a certain minimum threshold values, then three color work lights 9 show red,
And output circuit output yarn broken yarn signal, expression have been acknowledged yarn exception at this time.
The purpose of selecting and describing the exemplary embodiment is that explain that the certain principles of the present invention and its reality should
With so that those skilled in the art can realize and utilize the present invention a variety of exemplaries and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (6)
- A kind of 1. yarn Ultra-Low Speed intermittent movement sensor, it is characterised in that：Including sensor main body, infrared emitting with connecing Closed tube, lightweight grating disc, shaft, yarn are around wheel, bearing block；Detection circuit, the sensing are provided with the sensor main body U-typed groove is provided with device main body, a pair of of Infrared emitting and receiving pipe, the shaft both ends are provided with the U-typed groove It is fixed on by bearing block in U-typed groove, the lightweight grating disc, yarn are set in shaft around wheel；The lightweight light Grid coil one week dense grid ring for going out certain amount by laser engraving of its core, when yarn is around the rotation of wheel belt turn axis, lightweight Grating disc rotates, and dense grid ring cutting cuts the detection light beam of Infrared emitting and receiving pipe formation.
- A kind of 2. yarn Ultra-Low Speed intermittent movement sensor according to claim 1, it is characterised in that：The yarn around " V " shape groove is provided with wheel, easy to yarns loop and prevents yarn from slipping.
- A kind of 3. yarn Ultra-Low Speed intermittent movement sensor according to claim 1, it is characterised in that：The intensive grid Diameter of the diameter >=3 times yarn of lattice ring around wheel.
- A kind of 4. yarn Ultra-Low Speed intermittent movement sensor according to claim 1, it is characterised in that：The sensor The detection circuit of body interior leaves broken yarn signal output lag time adjustment knob on sensor main body shell, according to difference The yarn different minibreak cycle and suitable corresponding delay time is set.
- A kind of 5. yarn Ultra-Low Speed intermittent movement sensor according to claim 1, it is characterised in that：The sensor It is provided with three color work lights in main body, when yarn motion state shows green, and when broken yarn state shows red, retardation period When show yellow.
- A kind of 6. yarn Ultra-Low Speed intermittent movement sensor according to claim 1, it is characterised in that：A kind of yarn surpasses The method of work of low speed intermittent movement sensor, its step are：(1) yarn drives shaft to rotate along after " V " shape groove surround movement of the yarn on wheel, and then drives lightweight grating to spiral Turn so that the dense grid ring cutting on lightweight grating disc cuts the infrared detection light formed by a pair of of Infrared emitting and receiving pipe Beam, and then the pulse sequence signal of corresponding frequencies is produced in the detection circuit in sensor main body；(2) diameter of dense grid ring is more than diameter of the yarn around wheel, and grid is intensive, even if when yarn is transported with extremely low speed During row, the linear velocity of yarn is also by because yarn is around wheel and more multiplying powers caused by the rotating ratio and grid number of dense grid ring Amplification, and dense grid ring cutting is cut detection light beam and is formed the frequency of pulse sequence signal higher than under the identification of electronic device Limit, so that identify motion state of the yarn under extremely low speed, the green of three color work lights display at this time, output circuit output Yarn normal signal；(3) when yarn seizes up state, dense grid ring no longer cuts detection light beam, at this time the frequency of pulse sequence signal For 0 or less than a certain minimum threshold values, sensor main body internal detection circuitry starts start-up study timing, and timing is by disconnected The time span of yarn signal output lag time adjustment knob setting, during timing does not complete, three color work lights are shown Yellow, output circuit still keep output yarn normal signal；If detect that pulse sequence signal frequency is extensive before timing is completed It is multiple normal, then stop immediately and cancel timing, three color work lights recover display green；If periodically complete and pulse Sequence signal frequency is still 0 or during less than a certain minimum threshold values, then the display of three color work lights is red, and output circuit exports Yarn broken yarn signal, expression have been acknowledged yarn exception at this time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611239178.7A CN106592092B (en) | 2016-12-28 | 2016-12-28 | A kind of yarn Ultra-Low Speed intermittent movement sensor and its method of work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611239178.7A CN106592092B (en) | 2016-12-28 | 2016-12-28 | A kind of yarn Ultra-Low Speed intermittent movement sensor and its method of work |
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| Publication Number | Publication Date |
|---|---|
| CN106592092A CN106592092A (en) | 2017-04-26 |
| CN106592092B true CN106592092B (en) | 2018-04-13 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86100631A (en) * | 1985-02-23 | 1986-08-20 | 索布里文工业企业公司 | The transfer device of moving yarn |
| CN85108405A (en) * | 1985-02-23 | 1986-08-20 | 索布里文工业企业专利公司 | The transfer device of moving yarn |
| CN87216959U (en) * | 1987-12-25 | 1988-12-21 | 浙江丝绸科学研究院 | Multi-function twist recognizer with computer |
| US5725165A (en) * | 1993-07-17 | 1998-03-10 | W. Schlafhorst Ag & Co. | Method of monitoring the moving yarn at a winding station of an automatic winding frame |
| CN101795952A (en) * | 2007-08-06 | 2010-08-04 | 梅明格-Iro股份有限公司 | Multi-sided thread sensor unit |
-
2016
- 2016-12-28 CN CN201611239178.7A patent/CN106592092B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86100631A (en) * | 1985-02-23 | 1986-08-20 | 索布里文工业企业公司 | The transfer device of moving yarn |
| CN85108405A (en) * | 1985-02-23 | 1986-08-20 | 索布里文工业企业专利公司 | The transfer device of moving yarn |
| CN87216959U (en) * | 1987-12-25 | 1988-12-21 | 浙江丝绸科学研究院 | Multi-function twist recognizer with computer |
| US5725165A (en) * | 1993-07-17 | 1998-03-10 | W. Schlafhorst Ag & Co. | Method of monitoring the moving yarn at a winding station of an automatic winding frame |
| CN101795952A (en) * | 2007-08-06 | 2010-08-04 | 梅明格-Iro股份有限公司 | Multi-sided thread sensor unit |
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| CN106592092A (en) | 2017-04-26 |
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