CN107090650B - A kind of Weft search unit and its application method - Google Patents
A kind of Weft search unit and its application method Download PDFInfo
- Publication number
- CN107090650B CN107090650B CN201710254933.7A CN201710254933A CN107090650B CN 107090650 B CN107090650 B CN 107090650B CN 201710254933 A CN201710254933 A CN 201710254933A CN 107090650 B CN107090650 B CN 107090650B
- Authority
- CN
- China
- Prior art keywords
- weft yarn
- latitude
- weft
- flanging
- yarn
- 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.)
- Expired - Fee Related
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
- D03D47/28—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms wherein the weft itself is projected into the shed
- D03D47/30—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms wherein the weft itself is projected into the shed by gas jet
- D03D47/3066—Control or handling of the weft at or after arrival
- D03D47/3073—Detection means therefor
-
- 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
- D03D47/40—Forming selvedges
- D03D47/48—Forming selvedges by inserting cut end of weft in next shed, e.g. by tucking, by blowing
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D51/00—Driving, starting, or stopping arrangements; Automatic stop motions
- D03D51/18—Automatic stop motions
- D03D51/34—Weft stop motions
- D03D51/38—Side weft forks
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Looms (AREA)
Abstract
The present invention relates to air-jet loom technical fields,Disclose the Weft search unit on a kind of air-jet loom,More particularly to a kind of Weft search unit and its application method,Including a flanging jet pipe,One circuit board module and a Weft feeler,The Weft feeler includes that a long latitude detection photoelectric subassembly and a short latitude detect photoelectric subassembly,The long latitude detection photoelectric subassembly includes a photoemission cell and a photoelectric receiving tube,The short latitude detection photoelectric subassembly includes one second photoemission cell and one second photoelectric receiving tube,Structure of the invention reasonable design,By the way that the detection of spy latitude has been placed into except specialshaped button or Weft insertion piece,It is moved with crimping unit,It inhales latitude and spray latitude channel is narrow,The motion range of weft yarn is controlled,Photoelectric cell becomes easy reliably the detection of weft threads,On the other hand the waste of flanging weft yarn is also reduced,It improves the quality of cloth cover and visits the accuracy of latitude,The defect of latitude can not be visited by solving spray suction pipe crimping unit.
Description
Technical field
The present invention relates to air-jet loom technical fields, and in particular to a kind of Weft search unit and its application method.
Background technology
The Weft feeler of air-jet loom is divided into formula before button, eye-splice-type and three kinds embedded, three kinds of sides according to the installation method at present
Formula is all that bobbin feeler is mounted on above reed to move together with reed, wherein installing type Weft feeler is all to utilize weft yarn before button
Itself the reflection of infrared light is detected, so spy latitude head precision techniques requirement is relatively high, in addition the background interference of specialshaped button,
Follow-up to need complicated signal processing circuit that obtain useful weft yarn signal, eye-splice-type and embedded spy latitude are all to use light
Fulgurite obtains effective signal to penetrating detection, using when weft yarn flight to blocking for photosignal, and what relative reflection formula detected can
It is much higher by property, but have damage or destruction to reed, and also the weaving occasion often converted for breadth can not be applied.
In addition, when three kinds of mounting means of the Weft feeler are used in that require selvedge be plain edge, then because in selvedge and
To be installed between waste edge wire photoelectricity visit latitude head, the invagination for allowing for selvedge is very wide, very it is thick unsightly, and waste weft threads, and
And also need to trim during not placing under repair to needs to weft yarn sizes, especially in a kind of economical air-jet loom
On, crimping unit is the suction jet pipe of an axial direction, and one end of the pipe is close to selvedge, another gas for being terminated with air-breathing and jet
Pipe.At work, flanging, which inhales the position of jet pipe movement, will reach the bottom position of special-shaped catching groove, and in this case above-mentioned three
Kind Weft feeler can not all be installed, in recent years a large amount of such simple loom quilt in terms of synthetic cotton plain edge and gauze bandage weaving
Using causing such loom that can not visit latitude, cloth cover quality caused to be unable to control.
Invention content
The shortcomings that present invention can not visit latitude for air-jet loom in the prior art, and cloth cover quality is unable to control, provides one
Kind can be carried out at the same time the Weft search unit for visiting latitude and flanging and realize that flanging band visits the device of latitude using Ordinary Compression air
And its application method.
In order to solve the above-mentioned technical problem, the present invention is addressed using following technical scheme：
A kind of Weft search unit, including a flanging jet pipe, one with flanging jet pipe be connected circuit board module and
One is arranged the Weft feeler on flanging jet pipe, and the Weft feeler includes a long latitude detection photoelectric subassembly and a short latitude detection
Photoelectric subassembly, the long latitude detection photoelectric subassembly includes a photoemission cell and a photoelectric receiving tube, and the short latitude detects light
Electrical component includes one second photoemission cell and one second photoelectric receiving tube, and the Weft feeler is visited at least provided with one long latitude
It surveys photoelectric subassembly and a short latitude detects photoelectric subassembly.
As preferred：The flanging jet pipe include a nozzle body, a nozzle passage being arranged in nozzle body and
The outer rim of one fixed plate being arranged on nozzle body, the nozzle body is equipped with a step, the other end of the nozzle body
Equipped with a V-type column, a groove being connected with the circuit board module, the nozzle passage are additionally provided on the nozzle body
One end be equipped with a trapezoidal yarn feeding end, be additionally provided with a thin metal layer, institute on the end face that the nozzle passage is connect with the V-type column
It states nozzle body to be integrally formed with fixed plate, the fixed plate is equipped with the hole for connecting with the circuit board module, in latitude
V-type column plays the position-limiting action to weft yarn when yarn enters nozzle body, and the trapezoidal yarn feeding end is identical as the shape of fell, described
The thin metal layer that the end face that nozzle passage is connect with the V-type column is equipped with, be in order to prevent in use fell with
The abrasion generated between trapezoidal yarn feeding end improves the service life of nozzle body.
As preferred：The circuit board module includes a circuit board and the flexible wires circuit board that is connect with circuit board,
The flexible wires circuit board includes one first linkage section and second linkage section that is connect with the first linkage section, and described second connects
It connects section to be connected with the groove, first linkage section and the second linkage section are integrally formed, the flexible wires circuit board
First linkage section and the second linkage section are matched according to the shape installed that opens up of groove, by the fixation of groove, then pass through adhesive tape etc.
Connection type is fastened in the groove.
As preferred：The long latitude detection photoelectric subassembly is symmetricly set on the groove with the short latitude detection photoelectric subassembly
Interior, the flexible wires circuit board is connected with the long latitude detection photoelectric subassembly and short latitude detection photoelectric subassembly respectively.
As preferred：The nozzle passage is equipped with one and is connect with the first of the short latitude detection photoelectric subassembly mating connection
Hole and second connecting hole that is connect with the long latitude detection photoelectric subassembly, from the trapezoidal yarn feeding end to the second connecting hole position
It is set to first-class high wide trapezoidal hole, to nozzle passage far from trapezoidal yarn feeding end is the endoporus being gradually expanded at the trapezoidal hole.
As preferred：The nozzle body is equipped with the long latitude detection photoelectric subassembly and short latitude detects photoelectric subassembly,
The nozzle body is connected with a tubule, and a suction pipe is equipped between the nozzle body and the tubule, and the suction pipe passes through one
The sprue being arranged on tubule is connected, and one first air inlet pipe and one second air inlet pipe are connected on the tubule.
As preferred：The nozzle body and tubule are formed with the first gas chamber, and the is formed between the suction pipe and sprue
Two gas chambers, the nozzle passage of the first air inlet pipe connecting spray nozzle main body on the nozzle body, the second air inlet on the nozzle body
Pipe connects the air intake passage of nozzle body, and first air inlet pipe is equipped with the first valve, is arranged in second air inlet pipe
There are the second valve, first valve and the second valve to be controlled valve equipped with an automatic control module, design the
One valve and the second valve may be implemented to carry out the sucking and ejection of flanging weft yarn using Ordinary Compression air so that weft yarn obtains
To be detected in jet pipe.
A kind of application method of Weft search unit, includes the following steps：
Latitude is inhaled, there are extra weft yarn needs to be carried out after beating planting side on hand after a wefting insertion is weaved for weft yarn
Fell is folded into form light selvedge, when under weft yarn arrival on hand, jet pipe moves near reed, then starts flanging air pump, folding
Side air pump carries out air-breathing by the one end of nozzle passage far from yarn feeding end mouth, and weft yarn is inhaled into jet pipe from trapezoidal yarn feeding end mouth and leads to
Road；The short latitude detection of weft yarn, the second photoemission cell inside the short latitude detection photoelectric subassembly being arranged on nozzle body is by weft yarn
It blocks, the second photoelectric receiving tube receives signal, exports the signal that weft yarn reaches by circuit board module, signal feedback jet is knitted
Machine control system, air-jet loom handle weft yarn arriving signal, if not detecting weft yarn signal in the suction latitude stage, say
Bright weft yarn is too short or the corresponding signal feedback air-jet loom control system of crapand, handles short latitude state, the long latitude of weft yarn
Detection is interrupted in weft yarn is too long or weft yarn, and the photoemission cell of the long latitude detection photoelectric subassembly on nozzle body is by latitude
Yarn blocks, and photoelectric receiving tube receives signal, and the signal that weft yarn reaches, signal feedback air-jet loom are exported by circuit board module
Control system, air-jet loom handle long latitude weft yarn, detect corresponding long latitude signal, weft yarn is substandard product, weft yarn
Inflection, after the completion of beating, flanging air pump enters the jet stage, and airflow direction blows back cloth cover fell along nozzle passage and rolled over
Side, the V-type column on nozzle body front end, the front end of V-type column are a fell alignments with reference to ruler, as long as by the plane pair of V-type column
Quasi- fell.Flanging pipe is also just targeted by fell, and weft yarn is further inserted into fell and realizes weft yarn flanging.
A kind of application method of Weft search unit, includes the following steps：
Latitude is inhaled, there are extra weft yarn needs to be carried out after beating planting side on hand after a wefting insertion is weaved for weft yarn
Fell is folded into form light selvedge, when under weft yarn arrival on hand, jet pipe moves near reed, at this moment by automatically controlling mould
Block closes the first valve and opens the second valve, and compressed air enters the second air inlet pipe and enters the second gas chamber, and compressed air passes through again
Slit between suction pipe and tubule enters suction yarn channel, and then forms negative pressure inside flanging jet pipe and suck weft yarn by yarn feeding end
Flanging jet pipe；The short latitude detection of weft yarn, after weft yarn is inhaled into flanging jet pipe, the short latitude being arranged on nozzle body detects in photoelectric subassembly
Second photoemission cell in portion is blocked by weft yarn, and the second photoelectric receiving tube receives signal, and weft yarn is exported by circuit board module
The signal of arrival, signal feedback air-jet loom control system, air-jet loom handle short latitude weft yarn, detect corresponding short latitude
Signal illustrates that weft yarn is too short, is unqualified weft yarn；The long latitude detection of weft yarn, is interrupted, jet pipe master in weft yarn is too long or weft yarn
The photoemission cell of long latitude detection photoelectric subassembly on body is blocked by weft yarn, and photoelectric receiving tube receives signal, passes through wiring board
Component exports the signal that weft yarn reaches, signal feedback air-jet loom control system, and air-jet loom handles short latitude weft yarn, examines
Corresponding long latitude signal is measured, weft yarn is substandard product；Weft yarn inflection, after weft examining is completed in beating, by automatic
Control system closes the second valve, and when opening the first valve, compressed air enters the first air inlet pipe and enters the first gas chamber, and compression is empty
Gas enters yarn channel by the slit between suction pipe and tubule again, weft yarn is blown out by the yarn feeding end of flanging jet pipe, by trapezoidal
Weft yarn is directly blown into fell by yarn outlet hole, completes flanging.
Specific use process is as follows by the present invention：
Air-jet loom reaches assistant's selvedge in wefting insertion stage, weft yarn by fell, and at this moment flanging jet pipe is also transported by mechanism
It moves reed and nearby enters suction condition, since the Weft feeler is structure as a whole with edge-folding mechanism, flanging jet pipe enters yarn
Mouth can be very close to selvedge, and visits latitude photoelectric subassembly close to the yarn feeding end of flanging jet pipe, is more than the weft yarn quilt of selvedge in this way
The sucked flanging jet pipe of negative pressure of flanging jet pipe, the weft yarn of inspiration jet pipe block the optical channel of short latitude detection photoelectric subassembly, short latitude
Opto-electronic receiver is in control weft yarn arriving signal, and weft yarn can be drawn to long latitude detection photoelectricity inspection group by flanging jet pipe if weft yarn is long
Part, and then obtain long latitude signal and be sent to loom control system.With the movement of loom, flanging jet pipe detect weft yarn while
Keep weft yarn to inhale in jet pipe, after beating motion, loom into next cycle period and the motion of weft-insertion that is open again,
Be open open when flanging jet pipe enter insufflation stage, the weft yarn detected is blown into fell, complete a flanging and
Visit latitude action.It follows the shuttling movement of loom to repeat above step to work.
Advantages of the present invention is summarized as follows：
The detection of spy latitude is placed into except specialshaped button or Weft insertion piece in the present invention, the detection of spy latitude and crimping unit
Design is integral, visits latitude detection and is moved with crimping unit, must pass through the suction latitude and spray cop of crimping unit using weft yarn
The principle in channel disposes detecting element on inhaling latitude and spray cop current path, narrow due to inhaling latitude and spray latitude channel, weft yarn
Motion range is controlled, and not only photoelectric cell becomes easy reliably the detection of weft threads, but also since flanging and spy latitude are designed to
One, can be very short very close to selvedge, flanging weft yarn, greatly reduce the waste of flanging weft yarn, improve the product of cloth cover
Matter and the accuracy for visiting latitude solve the defect that latitude can not be visited in the loom using spray suction pipe crimping unit.
Description of the drawings
Fig. 1 is the half-section diagram of the present invention.
Fig. 2 is the structural schematic diagram of the embodiment of the present invention 1.
Fig. 3 is the half-section diagram of the embodiment of the present invention 1.
Fig. 4 is also the half-section diagram of the embodiment of the present invention 1.
Fig. 5 is also the half-section diagram of the embodiment of the present invention 1.
Fig. 6 is A-A diagrammatic cross-sections in the embodiment of the present invention 1.
Fig. 7 is B-B diagrammatic cross-sections in the embodiment of the present invention 1.
Fig. 8 is the flexible wires circuit board schematic diagram of the present invention.
Fig. 9 is the half-section diagram of the embodiment of the present invention 2.
Figure 10 is that the embodiment of the present invention 1 uses process flow diagram flow chart.
Figure 11 is that the embodiment of the present invention 2 uses process flow diagram flow chart.
The toponym that each number is referred in attached drawing is as follows：1-flanging jet pipe, 2-circuit board modules, 3-visit latitude dress
It sets, 4-weft yarns, 10-nozzle bodies, 11-nozzle passages, 12-trapezoidal yarn feeding ends, 14-grooves, 15-fixed plates, 16-
Hole, 17-steps, 18-V-type columns, the 19-the first air inlet pipe, 20-circuit boards, 21-flexible wires circuit boards, the 22-the first connection
Section, the 23-the second linkage section, 24-suction pipes, 25-sprues, 26-tubules, 30-long latitudes detect photoelectric subassembly, and 31-short latitudes are visited
Survey photoelectric subassembly, 32-photoemission cells, 33-photoelectric receiving tubes, the 34-the second photoemission cell, the 35-the second opto-electronic receiver
Pipe, the 36-the first gas chamber, the 37-the second gas chamber, 38-thin metal layers, the 190-the second air inlet pipe, the 191-the first valve, 192-
Second valve.
Specific implementation mode
Present invention is further described in detail with reference to the accompanying drawings and detailed description.
Embodiment 1：
As shown in Fig. 1 to Fig. 8 and Figure 10, a kind of Weft search unit, including a flanging jet pipe 1, one and folding
The Weft feeler 3 on flanging jet pipe 1, the Weft feeler 3 is arranged in the circuit board module 2 and one that side jet pipe 1 is connected
Photoelectric subassembly 31 is detected including a long latitude detection photoelectric subassembly 30 and a short latitude, the long latitude detection photoelectric subassembly 30 includes one
Photoemission cell 32 and a photoelectric receiving tube 33, the short latitude detection photoelectric subassembly 31 include one second photoemission cell 34 with
And one second photoelectric receiving tube 35, the Weft feeler 3 detects photoelectric subassembly 30 at least provided with one long latitude and a short latitude is visited
Survey photoelectric subassembly 31 therefore the photoemission cell 32 is at least provided with one, photoelectric receiving tube 33 is at least provided with one, the light of setting
Electric transmitting tube 32 is with photoelectric receiving tube 33 depending on the number of long latitude photoelectric subassembly 30 and short latitude photoelectric subassembly 31.
Wherein, the flanging jet pipe 1 including a nozzle body 10, one be arranged the nozzle passage 11 in nozzle body 10 with
And the fixed plate 15 that is arranged on nozzle body 10, the outer rim of the nozzle body 10 are equipped with a step 17, the jet pipe master
The other end of body 10 is equipped with a V-type column 18, and one and the mating connection of the circuit board module 2 are additionally provided on the nozzle body 10
One end of groove 14, the nozzle passage 11 sets another trapezoidal yarn feeding end 12, and the nozzle passage 11 is connect with the V-type column 18
End face on be additionally provided with a thin metal layer 38, the nozzle body 10 is integrally formed with fixed plate 15, is set in the fixed plate 15
It is useful for the hole being connect with the circuit board module 2 16, V-type column 18 is played to weft yarn 4 when weft yarn 4 enters nozzle body 10
Position-limiting action, the trapezoidal yarn feeding end 12 is identical as the shape of fell, and the outer rim of nozzle body 10 is at least provided with two steps 17
Closer for being connected by pipe fitting, the V-type column 18 of setting is fixedly connected with trapezoidal yarn feeding end 12, enters jet pipe in weft yarn 4
V-type column 18 plays the position-limiting action to weft yarn 4 when main body 10, on the end face that the nozzle passage 11 is connect with the V-type column 18
The thin metal layer 38 being equipped with, is the abrasion generated between fell and trapezoidal yarn feeding end 12 in use in order to prevent, carries
The service life of high nozzle body 10,1 channel of flanging jet pipe is narrow, weft yarn 4 swing it is small, it is accurate to Photoelectric Detection
Property also greatly improves.
Wherein, the circuit board module 2 includes the flexible wires circuit board that a circuit board 20 and one is connect with circuit board 20
21, the flexible wires circuit board 21 includes the second linkage section that one first linkage section 22 and one is connect with the first linkage section 22
23, second linkage section 23 and the groove 14 are connected, 22 and second linkage section of the first linkage section 23 it is integrated at
Type, the first linkage section 22 and the second linkage section 23 of the flexible wires circuit board 21 are matched according to the shape installed that opens up of groove 14,
By the fixation of groove 14, then passes through the connection types such as adhesive tape and fastened.
Wherein, the long latitude detection photoelectric subassembly 30 is symmetricly set on the groove with the short latitude detection photoelectric subassembly 31
In 14, the flexible wires circuit board 21 connects with the long latitude detection photoelectric subassembly 30 and the detection cooperation of photoelectric subassembly 31 of short latitude
It connects.
Wherein, the nozzle passage 11 is equipped with one and is connect with the first of the short latitude detection mating connection of photoelectric subassembly 31
Hole and second connecting hole that connect with the long latitude detection photoelectric subassembly 30, from the trapezoidal connection of yarn feeding end 12 to the second
Hole site is first-class high wide trapezoidal hole, is gradually expanded to nozzle passage 11 far from trapezoidal yarn feeding end 12 at the trapezoidal hole
Endoporus.
Wherein, the nozzle passage 11 detects photoelectric subassembly 30 from 12 end of trapezoidal yarn feeding end of nozzle body 10 to long latitude
The section of its neighbouring nozzle passage 11 is the contour wide trapezoidal of similar fell shape, and the attached of photoelectric subassembly 30 is detected from long latitude
The nearly section to the other end of nozzle body 10 its nozzle passage 11 is round and becomes larger that the use of nozzle passage 11 is this
Section grading structure is to increase the directive property of air-flow during turning back from nozzle passage 11 of weft yarn 4, when the flanging that loom carries
When air-cylinder type air pump works with loom, E can be generated at the end of wefting insertion to air-breathing, the weft yarn of arrival selvedge in nozzle passage 11
In 4 inlet spray tube channels 11, weft yarn 4 is attracted to 4 arriving signal of yarn and is perceived by photoelectric subassembly, when weft yarn 4 is long or weft yarn 4
Centre fracture, weft yarn 4 will examine the long latitude signal of 30 sample of component by photoelectric subassembly by long latitude detection photoelectricity is drawn to along nozzle passage 11
Perception.After the beating motion of loom, start next harness motion, the flanging air-cylinder type air pump that at this moment loom carries
Cylinder starts to move upwards, and W is generated in the nozzle passage 11 to air blowing compressed air, and compressed air is along nozzle passage 11 to ladder
Shape yarn feeding end 12 is blown out, and weft yarn 4 is blown out from nozzle passage 11, and fell is blown into along V-type column 18, completes primary spy latitude and flanging
Action.
A kind of application method of Weft search unit, includes the following steps：
Inhale latitude, weft yarn 4 after wefting insertion is weaved plant on hand side there are extra weft yarn 4 need beat up it is laggard
Row folds into fell to form light selvedge, and when under the arrival of weft yarn 4 on hand, jet pipe moves near reed, then starts flanging air pump,
Flanging air pump carries out air-breathing by the one end of nozzle passage 11 far from yarn feeding end mouth, and weft yarn 4 is inhaled into for 12 mouthfuls from trapezoidal yarn feeding end
Nozzle passage 11 integrally combines in Weft feeler 3 and edge-folding mechanism so that trapezoidal yarn entering opening is very close to selvedge, and Weft feeler
Short latitude photoelectric subassembly in 3 so flanging weft yarn 4 can stay very short, has saved weft yarn 4, simultaneously close to trapezoidal yarn feeding end 12
Improve the quality of flanging；4 short latitude of weft yarn detects, and the inside the short latitude detection photoelectric subassembly 31 being arranged on nozzle body 10
Two photoemission cells 34 are blocked by weft yarn 4, and the second photoelectric receiving tube 35 receives signal, and weft yarn 4 is exported by circuit board module 2
The signal of arrival, signal feedback air-jet loom control system, air-jet loom handle 4 arriving signal of weft yarn, if inhaling latitude
Stage does not detect 4 signal of weft yarn, then illustrates that weft yarn 4 is too short or crapand signal feedback air-jet loom control system, to short
Latitude state is handled.Jet plane control system can carry out short latitude extraction replacement processing after receiving the signal of short latitude weft yarn 4,
The customary means of specific easy this field of processing mode thus do not illustrate；4 long latitude of weft yarn detects, when weft yarn 4 is too long or latitude
It is interrupted in yarn 4, the photoemission cell 32 of the long latitude detection photoelectric subassembly 30 on nozzle body 10 is blocked by weft yarn 4, and photoelectricity connects
Closed tube 33 receives signal, the signal reached by the output weft yarn 4 of circuit board module 2, signal feedback air-jet loom control system,
Air-jet loom handles long latitude weft yarn 4, detects that corresponding long latitude signal, weft yarn 4 are substandard product.
After the completion of beating, flanging air pump enters the jet stage, airflow direction along nozzle passage 11 blow back cloth cover fell into
Row flanging, the V-type column 18 on 10 front end of nozzle body, the front end of V-type column 18 are a fell alignments with reference to ruler, as long as by V-type
The planar alignment fell of column 18.Flanging pipe is also just targeted by fell, and weft yarn 4 is further inserted into fell and realizes 4 flanging of weft yarn.It uses
The method of this flanging weft yarn 4 can be very good to convert into back the weft yarn 4 of cloth fell in the weft yarn 4 of textile board, on the one hand make
With the productivity that can improve loom during air-jet loom, and whole woven fabric achievees the effect that plain edge reaches and significantly carries
It rises.
Embodiment 2：
As shown in Fig. 9 and Figure 11, the nozzle body 10 is equipped with the long latitude detection photoelectric subassembly 30 and short latitude
Photoelectric subassembly 31 is detected, is first-class high wide trapezoidal from the trapezoidal yarn feeding end 12 to the second of nozzle body 10 connection hole site
Hole to nozzle passage 11 far from trapezoidal yarn feeding end 12 is the endoporus being gradually expanded at the trapezoidal hole, and the endoporus is horn-like.
Wherein, the nozzle body 10 is equipped with the long latitude detection photoelectric subassembly 30 and short latitude detects photoelectric subassembly
31, the nozzle body 10 is connected with a tubule 26, and a suction pipe 24, institute are equipped between the nozzle body 10 and the tubule 26
It states the sprue 25 that suction pipe 24 is arranged by one on tubule 26 to be connected, one first air inlet pipe 19 is connected on the tubule 26
And one second air inlet pipe 190.
The first gas chamber 36 and the second gas has been collectively formed with sprue 25 with tubule 26 and suction pipe 24 in the nozzle body 10
Room 37, the nozzle passage 11 of 19 connecting spray nozzle main body 10 of the first air inlet pipe, the nozzle body 10 on the nozzle body 10
Upper second air inlet pipe 190 connects the air intake passage of nozzle body 10, and the first valve is provided in first air inlet pipe 19
191, the second valve 192 is provided in second air inlet pipe 190, on first valve, 191 and second valve 192
Switch control is carried out to valve equipped with an automatic control module, two valves of design may be implemented to carry out using Ordinary Compression air
The sucking and ejection of flanging weft yarn 4 open the second valve 192 when closing the first valve 191, compressed air via valve and
Second air inlet pipe 190 enters the second gas chamber 37, compressed air current stabilization and between suction pipe 24 and tubule 26 in the second gas chamber 37
Slit spray, negative pressure is generated inside tubule 26, by 4 inlet spray tube channel 11 of weft yarn so that weft yarn 4 is able to logical in jet pipe
It is detected in road 11.After beating motion, loom enters next harness motion, at this moment closes valve, opens valve
Allow compressed air into the first air inlet pipe 19 and the first gas chamber 36, compressed air current stabilization and along jet pipe in the first gas chamber 36
Gap between main body 10 and tubule 26 sprays to trapezoidal yarn feeding end 12, and weft yarn 4 is blown into along the trapezoidal hole of main jet tube passage 11 and knits
Mouthful, complete the movement for using compressed air visit latitude and flanging.
The present invention can also carry out visiting latitude using Ordinary Compression air and flanging movement, specific works step are as follows：
Inhale latitude, weft yarn 4 after wefting insertion is weaved plant on hand side there are extra weft yarn 4 need beat up it is laggard
Row folds into fell to form light selvedge, and when under the arrival of weft yarn 4 on hand, jet pipe moves near reed, at this moment by automatically controlling
Module closes the first valve 191 and opens the second valve 192, and compressed air enters the second air inlet pipe 190 and enters the second gas chamber 37, pressure
Contracting air enters suction yarn channel by the slit between suction pipe 24 and tubule 26 again, and then forms negative pressure inside flanging jet pipe 1
By weft yarn 4 by yarn feeding end sucking flanging jet pipe 1；4 short latitude of weft yarn detects, after weft yarn 4 is inhaled into flanging jet pipe 1, nozzle body 10
The second photoemission cell 34 inside the short latitude detection photoelectric subassembly 31 of upper setting is blocked by weft yarn 4, the second photoelectric receiving tube 35
Signal is received, the signal that weft yarn 4 reaches, signal feedback air-jet loom control system are exported by circuit board module 2, jet is knitted
Machine handles short latitude weft yarn 4, detects corresponding short latitude signal, illustrates that weft yarn 4 is too short, is unqualified weft yarn 4, if detection is not
To weft yarn 4, then weft yarn 4 is qualified into next step；4 long latitude of weft yarn detects, and is interrupted in weft yarn 4 is too long or weft yarn 4, spray
The photoemission cell 32 of long latitude detection photoelectric subassembly 30 in pipe main body 10 is blocked by weft yarn 4, and photoelectric receiving tube 33 receives letter
Number, the signal that weft yarn 4 reaches is exported by circuit board module 2, signal feedback air-jet loom control system, air-jet loom is to short latitude
Weft yarn 4 is handled, and detects corresponding long latitude signal, and weft yarn 4 is substandard product, if can't detect the signal of the arrival of weft yarn 4
Then weft yarn 4 is qualified enters in next step；4 inflection of weft yarn is closed after the detection of weft yarn 4 is completed in beating by automatic control system
The second valve 192 is closed, when opening the first valve 191, compressed air enters the first air inlet pipe 19 and enters the first gas chamber 36, and compression is empty
Gas enters yarn channel by the slit between suction pipe 24 and tubule 26 again, by weft yarn 4 by the trapezoidal yarn feeding end of flanging jet pipe 1
12, weft yarn 4 is directly blown into fell by trapezoidal hole, completes flanging.
The present embodiment 2 is without using complicated reciprocating air pump, using Ordinary Compression air using process simplicity, by pressure
The switch control of contracting air, which is realized, inhales yarn, draws the process that yarn, the detection of length latitude and weft yarn 4 turn back, and improves air-jet loom
Working efficiency increases productivity, while integrally also saving cost by the present apparatus and edge-folding mechanism setting.
In addition, detecting that the processing method of corresponding long latitude signal and short latitude signal can be passed through for air-jet loom
The unqualified weft yarn retracting device being arranged on air-jet loom, can also be the customary means in this fields such as clipping device, therefore
It does not illustrate.
Comparative example 1 and embodiment 2, in the Weft feeler 3,10 internal structure of nozzle body changes,
The respective change that embodiment 2 carries out nozzle passage 11 on the basis of structure in embodiment is based on 3 constructional device of Weft feeler
Variation realize the corresponding variation for visiting latitude application method.
Claims (3)
1. a kind of Weft search unit, it is characterised in that：Including a flanging jet pipe, a wiring board being connected with flanging jet pipe
Component and the Weft feeler that is arranged on flanging jet pipe, the Weft feeler include that a long latitude detects photoelectric subassembly and one
Short latitude detects photoelectric subassembly, and the long latitude detection photoelectric subassembly includes a photoemission cell and a photoelectric receiving tube, described short
It includes one second photoemission cell and one second photoelectric receiving tube that latitude, which detects photoelectric subassembly, and the flanging jet pipe includes a jet pipe
The fixed plate that main body, a nozzle passage being arranged in nozzle body and one are arranged on nozzle body, the nozzle body
Outer rim be equipped with a step, the other end of the nozzle body is equipped with a V-type column, be additionally provided on the nozzle body one with it is described
One end of the groove that circuit board module is connected, the nozzle passage is equipped with a trapezoidal yarn feeding end, the nozzle passage and institute
It states and is additionally provided with a thin metal layer on the end face of V-type column connection, the nozzle body is integrally formed with fixed plate, the circuit board group
Part includes a circuit board and the flexible wires circuit board that is connect with circuit board, and the flexible wires circuit board includes one first connection
Section and second linkage section that connect with the first linkage section, second linkage section and groove mating connection, described the
One linkage section and the second linkage section are integrally formed, and the long latitude detection photoelectric subassembly is symmetrically set with the short latitude detection photoelectric subassembly
It sets in the groove, the nozzle passage is equipped with first connecting hole being connected with the short latitude detection photoelectric subassembly
And second connecting hole that connect with the long latitude detection photoelectric subassembly, connect hole site from the trapezoidal yarn feeding end to second
To nozzle passage far from trapezoidal yarn feeding end it is the endoporus being gradually expanded at the trapezoidal hole for first-class high wide trapezoidal hole.
2. the application method of Weft search unit, includes the following steps described in a kind of claim 1：
Latitude is inhaled, there are extra weft yarn needs to be folded into after beating planting side on hand after a wefting insertion is weaved for weft yarn
Fell is to form light selvedge, and when under weft yarn arrival on hand, jet pipe moves near reed, and then flanging air pump enters air-breathing shape
State, flanging air pump carry out air-breathing by the one end of nozzle passage far from yarn feeding end mouth, and weft yarn is inhaled into spray from trapezoidal yarn feeding end mouth
Tube passage；The short latitude detection of weft yarn, the second photoemission cell quilt inside the short latitude detection photoelectric subassembly being arranged on nozzle body
Weft yarn blocks, and the second photoelectric receiving tube receives signal, and the signal that weft yarn reaches, signal feedback spray are exported by circuit board module
Gas loom control system, air-jet loom handle weft yarn arriving signal, if not detecting weft yarn signal in the suction latitude stage,
Then illustrate that weft yarn is too short or crapand signal feedback air-jet loom control system, short latitude state is handled；The long latitude inspection of weft yarn
It surveys, is interrupted in weft yarn is too long or weft yarn, the photoemission cell of the long latitude detection photoelectric subassembly on nozzle body is by weft yarn
It blocks, photoelectric receiving tube receives signal, and the signal that weft yarn reaches, signal feedback air-jet loom control are exported by circuit board module
System processed, air-jet loom handle long latitude weft yarn, detect corresponding long latitude signal, weft yarn is substandard product；Weft yarn returns
Folding, after the completion of beating, flanging air pump enters the jet stage, and airflow direction blows back cloth cover fell along nozzle passage and carries out flanging,
By the V-type column in body front end, the front end of V-type column is a fell alignment reference ruler, as long as the planar alignment of V-type column is knitted
Mouthful, flanging pipe is also just targeted by fell, and weft yarn is further inserted into fell and realizes weft yarn flanging.
3. a kind of Weft search unit, it is characterised in that：The device includes a nozzle body, and the nozzle body is equipped with long latitude
Detect photoelectric subassembly and short latitude and detect photoelectric subassembly, the nozzle body is connected with a tubule, the nozzle body with it is described
A suction pipe is equipped between tubule, the sprue that the suction pipe is arranged by one on tubule is connected, and is connected on the tubule
One first air inlet pipe and one second air inlet pipe, the nozzle body are formed with the first gas chamber, the suction pipe and sprue with tubule
Between be formed with the second gas chamber, the nozzle passage of the first air inlet pipe connecting spray nozzle main body, the jet pipe master on the nozzle body
The second air inlet pipe connects the air intake passage of nozzle body on body, and first air inlet pipe is equipped with the first valve, and described second
The second valve is provided in air inlet pipe, first valve and the second valve are equipped with an automatic control module and are carried out to valve
Control；
The application method of the device, includes the following steps：
Latitude is inhaled, there are extra weft yarn needs to be folded into after beating planting side on hand after a wefting insertion is weaved for weft yarn
Fell is to form light selvedge, and when under weft yarn arrival on hand, jet pipe moves near reed, is at this moment closed by automatic control module
First valve opens the second valve, and compressed air enters the second air inlet pipe, and subsequently into the second gas chamber, compressed air passes through again
Slit between suction pipe and tubule enters suction yarn channel, and then forms negative pressure inside flanging jet pipe and suck weft yarn by yarn feeding end
Flanging jet pipe；The short latitude detection of weft yarn, after weft yarn is inhaled into flanging jet pipe, the short latitude being arranged on nozzle body detects in photoelectric subassembly
Second photoemission cell in portion is blocked by weft yarn, and the second photoelectric receiving tube receives signal, and weft yarn is exported by circuit board module
The signal of arrival, signal feedback air-jet loom control system, air-jet loom handle short latitude weft yarn, detect corresponding short latitude
Signal illustrates that weft yarn is too short, is unqualified weft yarn；The long latitude detection of weft yarn, is interrupted, jet pipe master in weft yarn is too long or weft yarn
The photoemission cell of long latitude detection photoelectric subassembly on body is blocked by weft yarn, and photoelectric receiving tube receives signal, passes through wiring board
Component exports the signal that weft yarn reaches, signal feedback air-jet loom control system, and air-jet loom handles long latitude weft yarn, examines
Corresponding long latitude signal is measured, weft yarn is substandard product；Weft yarn inflection, after weft examining is completed in beating, by automatic
Control system closes the second valve, and when opening the first valve, compressed air enters the first air inlet pipe and enters the first gas chamber, and compression is empty
Gas enters yarn channel by the slit between suction pipe and tubule again, weft yarn is blown out by the yarn feeding end of flanging jet pipe, by trapezoidal
Weft yarn is directly blown into fell by yarn outlet hole, completes flanging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710254933.7A CN107090650B (en) | 2017-04-19 | 2017-04-19 | A kind of Weft search unit and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710254933.7A CN107090650B (en) | 2017-04-19 | 2017-04-19 | A kind of Weft search unit and its application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107090650A CN107090650A (en) | 2017-08-25 |
| CN107090650B true CN107090650B (en) | 2018-09-14 |
Family
ID=59637641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710254933.7A Expired - Fee Related CN107090650B (en) | 2017-04-19 | 2017-04-19 | A kind of Weft search unit and its application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107090650B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107700045A (en) * | 2017-11-15 | 2018-02-16 | 李天合 | The staplings detection means and method of a kind of fly-shuttle loom |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6240976B1 (en) * | 1999-10-01 | 2001-06-05 | Tsudakoma Kogyo Kabushiki Kaisha | Pneumatic Tuck-in apparatus for shuttleless loom |
| US6321796B1 (en) * | 1999-09-08 | 2001-11-27 | Tsudakoma Kogyo Kabushiki Kaisha | Tuck-in apparatus for shuttleless loom |
| US20030201026A1 (en) * | 2002-04-26 | 2003-10-30 | Sultex Ag | Catching and holding apparatus for the catching-side weft thread end in a weaving machine |
| EP1405942A1 (en) * | 2002-10-02 | 2004-04-07 | Tsudakoma Kogyo Kabushiki Kaisha | Method of tuck-in operation of a shuttleless loom and a tuck-in device |
| US20050061383A1 (en) * | 2003-09-02 | 2005-03-24 | Sultex Ag | Weaving machine including a selvedge tucking apparatus for weft threads |
| CN101743348A (en) * | 2007-07-12 | 2010-06-16 | 必佳乐有限公司 | Method for tucking an end of a weft thread into a selvedge of a fabric, and pneumatic tuck-in device |
| CN102080297A (en) * | 2009-11-30 | 2011-06-01 | 津田驹工业株式会社 | Tuck-in method and tuck-in device for shuttleless loom |
| CN102094283A (en) * | 2009-12-10 | 2011-06-15 | 津田驹工业株式会社 | Weaving edge forming device of a rubber strengthening textile weaving loom |
| CN102534956A (en) * | 2010-12-22 | 2012-07-04 | 江苏万工科技集团有限公司 | Precise length measuring device for loom |
| CN104822869B (en) * | 2012-10-01 | 2016-09-14 | 必佳乐公司 | Apparatus and method for monitoring weft yarn |
-
2017
- 2017-04-19 CN CN201710254933.7A patent/CN107090650B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6321796B1 (en) * | 1999-09-08 | 2001-11-27 | Tsudakoma Kogyo Kabushiki Kaisha | Tuck-in apparatus for shuttleless loom |
| US6240976B1 (en) * | 1999-10-01 | 2001-06-05 | Tsudakoma Kogyo Kabushiki Kaisha | Pneumatic Tuck-in apparatus for shuttleless loom |
| US20030201026A1 (en) * | 2002-04-26 | 2003-10-30 | Sultex Ag | Catching and holding apparatus for the catching-side weft thread end in a weaving machine |
| EP1405942A1 (en) * | 2002-10-02 | 2004-04-07 | Tsudakoma Kogyo Kabushiki Kaisha | Method of tuck-in operation of a shuttleless loom and a tuck-in device |
| US20050061383A1 (en) * | 2003-09-02 | 2005-03-24 | Sultex Ag | Weaving machine including a selvedge tucking apparatus for weft threads |
| CN101743348A (en) * | 2007-07-12 | 2010-06-16 | 必佳乐有限公司 | Method for tucking an end of a weft thread into a selvedge of a fabric, and pneumatic tuck-in device |
| CN102080297A (en) * | 2009-11-30 | 2011-06-01 | 津田驹工业株式会社 | Tuck-in method and tuck-in device for shuttleless loom |
| CN102094283A (en) * | 2009-12-10 | 2011-06-15 | 津田驹工业株式会社 | Weaving edge forming device of a rubber strengthening textile weaving loom |
| CN102534956A (en) * | 2010-12-22 | 2012-07-04 | 江苏万工科技集团有限公司 | Precise length measuring device for loom |
| CN104822869B (en) * | 2012-10-01 | 2016-09-14 | 必佳乐公司 | Apparatus and method for monitoring weft yarn |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107090650A (en) | 2017-08-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107090650B (en) | A kind of Weft search unit and its application method | |
| CN101076625B (en) | Method and device for removing foreign matters from a fibre material, in particular from raw cotton | |
| CN107405033A (en) | System, dust catcher, base station with dust catcher and base station and the method for emptying cleaner dust-collection room | |
| US20080178432A1 (en) | Apparatus in spinning preparation for separating foreign objects at conveying equipment for fibre material | |
| CN101903662B (en) | Vacuum generator device and method for operating same | |
| CN106012243B (en) | Weft examining device for air-jet loom | |
| CN210701478U (en) | Cleaning device and data collector | |
| CN105544070B (en) | The weft tension application devices of air-jet loom | |
| AU2002338745A1 (en) | Device for aspirating particles to be collected and a cylinder vacuum cleaner | |
| CN105414143A (en) | Textile machine with dust collecting device | |
| TW200609395A (en) | Yarn processing machine | |
| CN101307517A (en) | Electronic clearer | |
| CN206731576U (en) | Implanted light splitting machine | |
| CN205258721U (en) | Weaving machine with dust collecting system | |
| CN112892972B (en) | Spraying device with recycling and blanking functions for processing LED lamp | |
| CN210425929U (en) | Textile cloth drying machine | |
| CN109708219B (en) | Dehumidifier | |
| CN104093992A (en) | Vacuum gripping device and method for operating the vacuum gripping device | |
| CN106869984B (en) | A kind of long distance driving tunnel portable blower series ventilation automatic adjustment protective device | |
| EP1437431A3 (en) | Weft tension device for fluid-jet loom | |
| CN214555431U (en) | Foreign fiber detection experiment platform | |
| CN102534956A (en) | Precise length measuring device for loom | |
| CN114160429B (en) | Method for sorting seeds based on appearance detection result | |
| CN209182109U (en) | Air monitering air sample processing unit | |
| CN110453532A (en) | A kind of production technology of cigarette tipping paper |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180914 Termination date: 20200419 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |