CN107083607A - The latitude amount photoelectric detection system and its measuring method of a kind of compartment weft accumulator - Google Patents
The latitude amount photoelectric detection system and its measuring method of a kind of compartment weft accumulator Download PDFInfo
- Publication number
- CN107083607A CN107083607A CN201710302939.7A CN201710302939A CN107083607A CN 107083607 A CN107083607 A CN 107083607A CN 201710302939 A CN201710302939 A CN 201710302939A CN 107083607 A CN107083607 A CN 107083607A
- Authority
- CN
- China
- Prior art keywords
- weft accumulator
- signal
- latitude
- yarn
- compartment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
- D03D47/34—Handling the weft between bulk storage and weft-inserting means
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Looms (AREA)
Abstract
The present invention relates to the latitude amount photoelectric detection system of kind of compartment weft accumulator, it at least includes weft accumulator main shaft winding meter ring signal, unwinding pulse signal, the yarn movement signal of one and the above, three signals cooperate to judge the storage latitude situation on yarn drum, so as to provide speed command, to reach weft accumulator rotating speed from motion tracking；The yarn movement signal is produced by infrared emission receiving detection device；For each revolution, rotation-pulse sensors can produce the meter ring signal of fixed number to weft accumulator motor shaft, and meter ring signal is just winding meter ring signal；The yarn being stored in wire storage device often unwinds a circle, and corresponding rotation-pulse sensors can produce the pulse signal of fixed number, and this pulse signal claims unwinding meter ring signal.The present invention determines the situation of yarn movement on sensing point by detecting the fluctuation of sensing point reflective light intensity, coordinates winding meter ring signal and unwinding pulse signal, the situation of change of correctly record storage latitude amount, and does not influence weft tension.
Description
【Technical field】
The present invention relates to a kind of component devices of weft accumulator, and in particular to a kind of latitude amount Photoelectric Detection of compartment weft accumulator
Device and its measuring method, belong to technical field of textile machine.
【Background technology】
The latitude amount detector of squash type weft accumulator is usually photoelectric type, because the yarn that it is stored on storage body is tight
Get together, so, to realize that the detection of yarn is easier.Common method is the infrared light irradiation by a branch of modulation
To the reflecting piece on memory bank, light beam is reflected on a receiver, when Chu Weiliang reaches the value of setting, that is, is worked as
When pip is blocked by weft yarn, the signal on receiver substantially dies down, and circuit just provides a stopping signal.
Compartment weft accumulator makes each loop yarn line being wound on yarn drum all be separated from each other, be independent of each other, and overcomes old-fashioned squeeze
The shortcomings of pressure type weft accumulator unwinds difficult, irregular output tension force, staplings because caused by squeezing line, superimposing thread, moreover, compartment
Weft accumulator is not high to the input tensile requirements of yarn, adapts to size range extensively, can be readily apparent that to improve the quality of fabric, reduce
Staplings rate.Current medium-to-high grade loom all uses the weft accumulator of such a form.But, " ... light beam is directly mapped to storage body
On a fixed reflection surface on so that by it reflect, light intensity of the reflected beams etc. is then monitored, however, will be all the time
Be monitored as one occurring one strong and effective signal, that is highly difficult ... " --- select from patent of invention
CN85 1 06977.So, known photoelectric sensor can not correct assay intervals formula weft accumulator Chu Weiliang, and have to adopt
Detected with the detecting element of " contact "." contact " has two types, and a kind of is that detecting element is fixed on into memory bank
Outside, and its one end stretches into the axial notch of the storage body under the elastic force effect of spring force, the detecting element or with one
Switching device cooperates, or itself has contact, the signal for producing one and detecting element co-operating.When depositing
Storage amount of thread increases to certain value, and detecting element is glanced off, so as to produce a signal.Another is to fix detecting element
On storage body, the detecting element has the screen resilience of a very little it is stretched out storage body surface face in nature, when yarn is logical
When crossing it, yarn overcomes its less screen resilience, makes detecting element and storage body flush；It is quick above detecting element
Inductor component can detect the change of above detecting element position, correctly provide latitude amount signal.Because both approaches have machinery
Device and yarn contacts, this inevitably produces certain interference to output parallel, although later approach is to greatest extent
Ground reduces this interference.
With continuing to develop for weaving technology, particularly it is higher enter latitude rate in the case of, mechanical detection element to output
The influence of weft tension will be very important.In order to be able to be detected in the case where being actually not in contact with yarn to it, it has to
People are made to rethink the feasibility of photoelectric sensor.
Therefore, in order to solve the above technical problems, a kind of latitude amount photoelectricity of the compartment weft accumulator it is necessory to provide innovation
Detection means and its measuring method, to overcome the defect of the prior art.
【The content of the invention】
To solve the above problems, the first object of the present invention is to provide a kind of easy to use, and weft tension is not influenceed
Compartment weft accumulator latitude amount photoelectric detection system.
The second object of the present invention is a kind of measuring method for the latitude amount photoelectric detection system for providing compartment weft accumulator.
To realize above-mentioned first purpose, the technical scheme that the present invention takes is：A kind of latitude amount photoelectricity of compartment weft accumulator
Detection means, it at least includes weft accumulator main shaft winding meter ring signal, unwinding pulse signal, the yarn of one and the above
Line motor message, three signals cooperate to judge the storage latitude situation on yarn drum, so that speed command is provided, to reach storage latitude
Device rotating speed is from motion tracking；The yarn movement signal is produced by infrared emission receiving detection device；Weft accumulator motor shaft often rotates
One circle, rotation-pulse sensors can produce the meter ring signal of fixed number, and meter ring signal is just winding meter ring signal；It is stored in
Yarn in wire storage device often unwinds a circle, and corresponding rotation-pulse sensors can produce the pulse signal of fixed number, this
Pulse signal claims unwinding meter ring signal.
The latitude amount photoelectric detection system of compartment weft accumulator of the present invention is further：The infrared emission receives detection dress
The change that reflective light intensity is supervised in the swing circle of a weft accumulator motor shaft is put, if light intensity change exceedes a certain threshold values,
On the contrary it is then be without yarn movement it is determined that current swing circle has a yarn movement.
The latitude amount photoelectric detection system of compartment weft accumulator of the present invention is also：The infrared emission receiving detection device is extremely
Two are provided with less, and one of them corresponding sensing point claims desired detection point near should being located at preferable storage latitude amount；Another answers position
Stored up in maximum near at latitude amount, claim B sensing points, the detection unit of B sensing points is also to detect unwinding pulse signal.
To realize above-mentioned second purpose, the technical scheme that the present invention takes is：A kind of latitude amount photoelectricity of compartment weft accumulator
The measuring method of detection means, for fixed spacing distance, the yarn number of turns before desired detection point is a constant T；Work as latitude
Amount exceed desired detection point when, that is, the corresponding probe unit of desired detection point detect it is wired motion, latitude batching counter Δ T
(correspond to windings m) to rotary pulsed and carry out plus coujnt.Meanwhile, unwinding pulse (correspond to the number of turns n) consumed, it is right
Latitude batching counter carries out subtraction count；Represented exactly to store up latitude total amount A=T+ Δ T=T+m-n, signal processing circuit root with formula
The rotating speed of weft accumulator is adjusted according to this value, so that storage latitude amount is maintained in the range of allowing near preferable storage latitude amount.
The measuring method of latitude amount photoelectric detection system of the compartment weft accumulator of the present invention is further：The signal transacting
Circuit is the circuit of microprocessor, and it provides an elimination run instruction, rotates weft accumulator, to start the relevant procedures of inside.
Compared with prior art, the present invention has the advantages that：The latitude amount photoelectricity of the compartment weft accumulator of the present invention
Detection means is easy to use, between the forward movement one that its yarn being stored according to weft accumulator every revolution on yarn drum can be synchronous
Gauge is from determining the situation of yarn movement on sensing point by detecting the fluctuation of sensing point reflective light intensity, coordinate winding meter
Ring signal and unwinding pulse signal, the situation of change of correctly record storage latitude amount, and weft tension is not influenceed.
【Brief description of the drawings】
Fig. 1 is the structure principle chart of the latitude amount photoelectric detection system of the compartment weft accumulator of the present invention.
【Embodiment】
Refer to shown in Figure of description 1, the present invention be a kind of compartment weft accumulator latitude amount photoelectric detection system, its by
Yarn storage drum 11, reflecting optics 4, around yarn disk 2, magnet steel 1, mounting bracket 12, Hall element 3, two infrared emission receiving detection devices
A few part compositions such as 13 and collector lens 8.
Wherein, some circle weft yarns 10 are wound with the yarn storage drum 11.The reflecting optics 4 are embedded at the table of yarn storage drum 11
Face, some circle weft yarns 10 are resisted against on reflecting optics 4.
The side that yarn storage drum 11 is installed on around yarn disk 2, installs the magnet steel 1 thereon.
The mounting bracket 12 is located at yarn storage drum 11 and the top around yarn disk 2.The Hall element 3 and two infrared emissions connect
Detection means 13 is received to be respectively arranged on mounting bracket 12.
Rotation-pulse sensors can produce weft accumulator main shaft winding meter ring signal, a unwinding pulse signal.In this reality
Apply in mode, rotation-pulse sensors are made up of Hall element 3 and magnet steel 1, but not limited to this.
The Hall element 3 can be oppositely arranged with magnet steel 1, its energy inductive magnetic steel 1, so as to produce meter ring signal, that is, store up latitude
For each revolution, corresponding Hall element 3 can produce the meter ring signal of fixed number (such as one) to device motor shaft, this meter circle letter
Number just cry weft accumulator main shaft winding count ring signal；The yarn being stored on weft accumulator often unwinds a circle, the corresponding energy of Hall element 3
The pulse signal of fixed number (such as one) is enough produced, this pulse signal claims unwinding meter ring signal.
Axial arranging of described two infrared emission receiving detection devices 13 along yarn storage drum 11, it is by the He of infrared transmitting tube 7
Infrared receiving tube 6 is constituted.Each lower section of infrared emission receiving detection device 13 is provided with the collector lens 8.Two collector lenses 8
Focus is located on reflecting optics 4, and forms an A sensing points 9 and a B sensing points 5.
Yarn movement signal is produced by infrared emission receiving detection device 13.I.e. infrared emission receiving detection device 13 is one
The change of supervision reflective light intensity in the swing circle of individual weft accumulator motor shaft, if light intensity change exceedes a certain threshold values, is decided that
There is yarn to move past test point for current swing circle, it is on the contrary then think that no yarn moves past test point.According to this requirement, sensing point
The fluctuation of reflective light intensity could only detect when weft accumulator rotates, so signal processing circuit must provide one and open during start
It is dynamic, so that weft accumulator is rotated.
Required two infrared emission receiving detection devices 13 in the device of the present invention, one of them corresponding sensing point should be located at
Near at minimum storage latitude amount, claim A sensing points 9；Another claims B sensing points 5, B sensing points 5 near should being located at maximum storage latitude amount
Detection unit also to detect unwinding pulse signal.
The measuring method of the latitude amount photoelectric detection system of the compartment weft accumulator of the present invention is as follows：For fixed spacer
From the yarn number of turns before A sensing points 9 is a constant T；When latitude amount is more than A sensing points 9, that is, the corresponding spy of A sensing points 9
Survey unit detect it is wired motion, latitude batching counter Δ T to it is rotary pulsed (correspond to windings m) carry out plus coujnt.
Meanwhile, unwinding pulse (corresponds to the number of turns n) consumed, carries out subtraction count.So, represented exactly to store up latitude total amount with formula
A=T+ Δ T=T+m-n, signal processing circuit (the espespecially circuit containing microprocessor) can just adjust storage according to this value
The rotating speed of latitude device, so that storage latitude amount is maintained near the appropriate location between minimum storage latitude amount and maximum storage latitude amount.
Embodiment above is only the preferred embodiment of this creation, all in this wound not to limit this creation
Any modification, equivalent substitution and improvements for being done etc. within the spirit and principle of work, should be included in this creation protection domain it
It is interior.
Claims (5)
1. a kind of latitude amount photoelectric detection system of compartment weft accumulator, it is characterised in that：At least include a weft accumulator main shaft volume
Around meter ring signal, a unwinding pulse signal, one and the above yarn movement signal, three signals cooperate to judge yarn
Storage latitude situation on drum, so that speed command is provided, to reach weft accumulator rotating speed from motion tracking；The yarn movement signal is by red
Outer transmitting receiving detection device is produced；For each revolution, rotation-pulse sensors can produce fixed number to weft accumulator motor shaft
Meter ring signal, meter ring signal just cry winding count ring signal；The yarn being stored in wire storage device often unwinds a circle, corresponding rotation
The pulse signal of fixed number can be produced by turning pulse transducer, and this pulse signal claims unwinding meter ring signal.
2. the latitude amount photoelectric detection system of compartment weft accumulator as claimed in claim 1, it is characterised in that：The infrared emission
Receiving detection device supervises the change of reflective light intensity in the swing circle of a weft accumulator motor shaft, if light intensity change exceedes
A certain threshold values, it is on the contrary then be without yarn movement it is determined that current swing circle has a yarn movement.
3. the latitude amount photoelectric detection system of compartment weft accumulator as claimed in claim 1, it is characterised in that：The infrared emission
Receiving detection device is at least provided with two, and one of them corresponding sensing point claims preferable visit near should being located at preferable storage latitude amount
Measuring point；Another claims B sensing points, the detection unit of B sensing points is also to detect unwinding arteries and veins near should being located at maximum storage latitude amount
Rush signal.
4. a kind of measuring method of the latitude amount photoelectric detection system of compartment weft accumulator, it is characterised in that：For fixed interval
The yarn number of turns before distance, desired detection point is a constant T；When latitude amount exceedes desired detection point, that is, desired detection point
Corresponding probe unit detects wired in motion, and latitude batching counter Δ T (added to rotary pulsed corresponding to windings m)
Method is counted.Meanwhile, unwinding pulse (corresponds to the number of turns n) consumed, subtraction count is carried out to latitude batching counter；With formula come table
Show and exactly store up latitude total amount A=T+ Δ T=T+m-n, signal processing circuit adjusts the rotating speed of weft accumulator according to this value, so that storage
Latitude amount is maintained in the range of allowing near preferable storage latitude amount.
5. the measuring method of the latitude amount photoelectric detection system of compartment weft accumulator as claimed in claim 4, it is characterised in that：Institute
The circuit that signal processing circuit is microprocessor is stated, it provides an elimination run instruction, rotates weft accumulator, to start inside
Relevant procedures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710302939.7A CN107083607A (en) | 2017-05-03 | 2017-05-03 | The latitude amount photoelectric detection system and its measuring method of a kind of compartment weft accumulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710302939.7A CN107083607A (en) | 2017-05-03 | 2017-05-03 | The latitude amount photoelectric detection system and its measuring method of a kind of compartment weft accumulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107083607A true CN107083607A (en) | 2017-08-22 |
Family
ID=59612354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710302939.7A Pending CN107083607A (en) | 2017-05-03 | 2017-05-03 | The latitude amount photoelectric detection system and its measuring method of a kind of compartment weft accumulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107083607A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115305633A (en) * | 2022-08-12 | 2022-11-08 | 唐山雾谷机电设备有限公司 | Yarn storage device with yarn fixed-length output detection function |
-
2017
- 2017-05-03 CN CN201710302939.7A patent/CN107083607A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115305633A (en) * | 2022-08-12 | 2022-11-08 | 唐山雾谷机电设备有限公司 | Yarn storage device with yarn fixed-length output detection function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107022817B (en) | The device and method of ballooning of yarn diameter are determined on weaving loom station | |
| CN106245247A (en) | A kind of bobbin thread for sewing machine allowance detector | |
| US4023599A (en) | Opto-electronic weft yarn detector | |
| CN103572440A (en) | Reflecting photoelectric structure and method for yarn detection | |
| CN102749022A (en) | Method and arrangement for synchronizing a segment counter with a fine position sensor | |
| CN106012243B (en) | Weft examining device for air-jet loom | |
| CN204455430U (en) | Fine spining machine list ingot broken thread detector | |
| CN105369412A (en) | Measuring-distance self-adaptive detecting sensor for line breaking of spinning machine | |
| CN107574624A (en) | Washing machine running balance detection means and method | |
| CN206033963U (en) | Weak check out test set of twisting with fingers and breaking of spun yarn | |
| CN107083607A (en) | The latitude amount photoelectric detection system and its measuring method of a kind of compartment weft accumulator | |
| CN108866761B (en) | The Weft search unit of air-jet loom | |
| US4558723A (en) | Sensor for controlling the supply of weft yarn or the like | |
| CN105821596B (en) | A kind of bobbin thread for sewing machine excess detection method | |
| RU2125965C1 (en) | Method of checking stock of thread in device for thread accumulating and feeding and device for implementing this method | |
| CN104297250A (en) | Yarn hairiness detection device | |
| CN206752030U (en) | A kind of latitude amount photoelectric detection system of compartment weft accumulator | |
| JPH0229586B2 (en) | ||
| US4232714A (en) | Traveling yarn dispensers | |
| US20030221601A1 (en) | Sewing or embroidery machine | |
| CN206266838U (en) | A kind of bottom line line amount detecting device in sewing machine | |
| CN106087152A (en) | The detection equipment of spun yarn weak twist and broken string and detection method | |
| CN109974834A (en) | The reed of jet type loom vibrates quantity measuring method | |
| CN110453326A (en) | Ring ingot twists nylon hook speed measuring device and method | |
| CN206089939U (en) | Take self -checking function's electromagnetic induction type spinning frame broken wire detection apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170822 |
|
| RJ01 | Rejection of invention patent application after publication |