CN2677401Y - Jet weft insertion device with double airflow channels - Google Patents
Jet weft insertion device with double airflow channels Download PDFInfo
- Publication number
- CN2677401Y CN2677401Y CNU032190271U CN03219027U CN2677401Y CN 2677401 Y CN2677401 Y CN 2677401Y CN U032190271 U CNU032190271 U CN U032190271U CN 03219027 U CN03219027 U CN 03219027U CN 2677401 Y CN2677401 Y CN 2677401Y
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- Prior art keywords
- gas channel
- jet
- reed
- air
- main burner
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- Expired - Fee Related
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- 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
- D03D47/27—Drive or guide mechanisms for weft inserting
- D03D47/277—Guide mechanisms
- D03D47/278—Guide mechanisms for pneumatic looms
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Looms (AREA)
Abstract
The utility model relates to a jet weft insertion device with double airflow channels of air jet loom, which is composed of adopting two sets of jet weft insertion devices (a main jet, an additional jet, a magnetic valve, gas path, feeler machine, etc.) and a set of figured steel reed with double airflow channels, which can make the air jet loom to realize the operation of introducing two roots of filling simultaneously in the every rotation of the main shaft of the loom around the spindle of the loom, so as to realize filling insertion with winder doubling and double sheds, and knit with double cloth; as a result, the utility model improves the filling insertion rate and production capacity of loom under the condition that without increasing the speed of the motor vehicle.
Description
Affiliated technical field
The utility model relates to the two gas channel air-jet filling insertion devices that use on a kind of air-jet loom, belongs to the novel fabric manufacture equipment that the weaving thing is knitted by textile mills.
Technical background
At present, domestic and international existing air-jet loom all is to adopt the loom main shaft revolution can only introduce single shed open weaving mode of a weft yarn, and the raising of its output is the raising that depends on the speed of a motor vehicle fully.The too high rapid increase that has caused the too high and loom cost of the loom accuracy of manufacture of the loom speed of a motor vehicle, thereby, the further raising of air-jet loom output and promoting the use of of air-jet loom are restricted; In addition, this single shed open weaving mode also makes air-jet loom, and (as plain velvet fabric, velvet stuff etc.) are restricted aspect some specialities of system knitting, even exist blank.
Summary of the invention
Adopt single thread introducing, the existing wefting insertion rate of single shed open weaving mode can not further improve, knit the deficiency that the system specialities are restricted and the loom cost sharply increases in order to overcome existing air-jet loom, the utility model provides a kind of pair of gas channel air-jet filling insertion device, make air-jet loom in the revolution of loom main shaft, can introduce two weft yarns simultaneously, realize double shed, two-layer fabric weaving mode simultaneously, thereby improve wefting insertion rate and output.
The technical scheme that its technical problem that solves the utility model adopts is: by main burner (two cover), pilot jet (two covers), electromagnetic valve (two covers), weft accumulator (two covers), two gas channel profiled steel reed, go up slay, slay and main burner seat, pilot jet contiguous block, gas circuit etc. are formed the operating part of pair gas channel air-jet filling insertion devices down; The control section of forming two gas channel air-jet filling insertion devices by Programmable Logic Controller (PLC), encoder, bobbin feeler etc.Upper and lower two main burners are installed in parallel on the main burner seat, and make its spray centerline respectively with the upper and lower gas channel centering of two gas channel profiled steel reeds; The upper strata pilot jet is fixed on the slay by contiguous block, and make its spray orifice insert the below of the overdraught passage of two gas channel profiled steel reeds, lower floor's pilot jet is fixed on down on the slay by contiguous block, and makes its spray orifice insert the below of the downstream passage of two gas channel profiled steel reeds.Two weft yarns being sent by weft accumulator penetrate upper and lower main burner respectively, take off at a high speed under the frictional traction effect of main jet air-flow, enter by shedding motion formed upper and lower double-layer shed respectively.At this moment, insert profiled steel reed upper and lower gas channel below respectively organize the pilot jet sequence-injection, carry out the relay wefting insertion, make two weft yarns respectively along the center high-speed flight of the upper and lower gas channel of profiled steel reed, until the shed open that flies out.Programmable Logic Controller is connected the electromagnetic valve of each main burner, pilot jet successively according to programming instruction, makes each main burner, pilot jet sequence-injection, and is flown out moment of shed open at weft yarn by bobbin feeler, and whether detect weft yarn flight normal.
The beneficial effects of the utility model are, under the constant situation of the existing air-jet loom speed of a motor vehicle, its wefting insertion rate can double, and its production of woven fabric also doubles; Also filled up simultaneously domestic and knitted the blank that does not have air-jet loom aspect the two-layer fabric product such as system velveteen.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is an of the present utility model pair of gas channel air-jet filling insertion device fundamental diagram; Among the figure, 1,1 '--weft accumulator 2,2 '--weft yarn 3,3 '--the special-shaped reed 7--of the two gas channels of main burner 4,4 '--main burner air inlet pipe 5,5 '--the pilot jet 6--upper strata shed open warp thread 9--of shed open warp thread 8--lower floor scissors.
Fig. 2 is an of the present utility model pair of gas channel air-jet filling insertion device gas circuit fundamental diagram; Among the figure, the weak wind-powered electricity generation magnet valve 23-gentle breeze pressure regulator valve 24-pilot jet pressure regulator valve 25-pilot jet air accumulator 26-pilot jet magnetic valve 27-upper strata pilot jet 29-of the pilot jet 28-lower floor storage of the 1-source of the gas 2-ball valve switch 3-oil sprayer 4-water filter 5-filter 6-gas path distributor 7-tail spray pressure regulator valve 8-tail spray magnetic valve 9-upper strata tail spray pilot jet 10-tail spray pilot jet 11-of the lower floor four-way 12-main burner pressure regulator valve 13-connector 14-Pressure gauge 15-main burner air accumulator 16-check valve 17-main burner magnetic valve 18-weak wind pressure regulator valve 22-of the upper strata main burner 20-of main burner 19-lower floor threeway 21-latitude gas jets magnetic valve 30-presses yarn dish cleaning nozzle 31-weft accumulator often to open nozzle 32-weft accumulator storage weft inserting nozzle.
Fig. 3 is the installation diagram of two gas channel air-jet filling insertion device embodiment, among the figure, 1-reed clamping plate 2-slay 3-main burner bearing 4-main burner 5-goes up the two pilot jet air accumulator 11-upper stratas, gas channel profiled steel reed 8-upper strata assisting nozzle 9-lower floor assisting nozzle 10-upper strata of the reed cap 6-lay sword 7-pilot jet electromagnetic valve 12-heald frame 13-warp thread 14-pilot jet electromagnetic valve 16-of pilot jet air accumulator 15-lower floor of lower floor rocker.
Fig. 4 is two gas channel profiled steel reed component drawings of two gas channel air-jet filling insertion device embodiment, and among the figure, reed beam 2-reed limit 3-goes up the special-shaped flat reed tooth of the special-shaped dent 6-of reed beam 4-flat reed tooth 5-under the 1-
The specific embodiment
Analyze accompanying drawing 1,2,3 and 4, how the two gas channel air-jet filling insertion devices of the utility model realize that wefting insertion rate and output double as can be known.
In Fig. 1, weft accumulator (1), weft yarn (2), main burner (3), main burner air inlet pipe (4) and pilot jet (5) are the identical configuration of two covers.The mechanism of pneumatic picking is to utilize jet-stream wind that the frictional traction that weft yarn produces is carried out wefting insertion, and its wefting insertion process is as follows.The effect of weft accumulator (1) is: measure the weft yarn of a latitude length and during stopping wefting insertion, be temporarily stored on the storage latitude drum with the tension force of minimum, for the high-speed flight of weft yarn ready.Go up weft yarn (2) and (2 ') that unwinding gets off from weft accumulator (1) and (1 ') and penetrate upper strata main burner (3) and lower floor's main burner (3 ') along the center line of main burner respectively, the compressed air of failing by source of the gas through main burner air inlet pipe (4) and (4 ') from the main burner center that radially enters of main burner.The weft yarn (2) and (2 ') that have been stored in weft accumulator (1) and (1 ') are just sprayed into upper strata shed open and lower floor's shed open respectively under the effect of main burner air-flow, and take off at a high speed along the center line of the upper and lower weft tracting flow passage of two gas channel profiled steel reeds (6).Compressed air is after main burner ejects, because air-flow seriously spreads, cause flow velocity to descend rapidly, the weft yarn shed open that can not fly out smoothly, fabric width is restricted, on therefore two gas channel profiled steel reeds (6), be separately installed with some upper strata pilot jets (5) and lower floor's pilot jet (5 ') in the downstream passage, its spacing is 5～8 centimetres, 3～6 pilot jets are one group, converge whole pipe from one another strand of following one by one secondary air that pilot jet sprayed successively and become one intensive continuous powerful air flow stream, supporting weft yarn and is quickened incessantly to push ahead along the center line of gas channel, makes the weft yarn shed open that flies out smoothly.After wefting insertion finished, reed (6) was broken weft yarn (2) and (2 ') to fell simultaneously, and after making it to interweave with upper strata shed open warp thread (7) and lower floor's shed open warp thread (8) respectively, forms two layers of fabric.Beat up after the end, scissors (9) is cut off the weft yarn of main burner side, so that next wefting insertion.
Among Fig. 2, after the processing of the compressed air that transports by air compression station by ball valve switch (2), oil sprayer (3), water filter (4), filter (5), enter gas circuit distributor (6).The air-flow that is come out by gas circuit distributor (6) is divided into six the tunnel, delivers to each nozzle respectively.The first via and the second tunnel sprays through tail that pressure regulator valve (7), tail spray electromagnetic valve (8) is delivered to upper strata tail spray pilot jet (9) respectively and lower floor's tail sprays pilot jet (10); Third Road is delivered to upper strata main burner (18) and lower floor's main burner (19) respectively through four-way (11), main burner pressure regulator valve (12), main burner air accumulator (15), check valve (16), main burner electromagnetic valve (17), and upper strata main burner (18) and lower floor's main burner (19) are also delivered in flow through threeway (20), weak wind pressure regulator valve (21), weak wind-powered electricity generation magnet valve (22) of the weak general mood of being told by this road four-way (11) simultaneously respectively; The four the tunnel also delivers to upper strata main burner (18) and lower floor's main burner (19) respectively through threeway (20), check valve (16), gentle breeze pressure regulator valve (23), four-way (11); The the five the road and the six the tunnel delivers to upper strata pilot jet (27) and lower floor's pilot jet (28) respectively through pilot jet pressure regulator valve (24), pilot jet air accumulator (25), pilot jet electromagnetic valve (26).Main burner air accumulator (15) is a stable source of the gas on the loom, and taking off for the high speed of weft yarn provides stable weft tracting flow; For making weft yarn be in tensioning state all the time, other has two road air-flows (gentle breeze, weak wind) to enter main burner.The pilot jet air accumulator is another the stable source of the gas on the loom, for the relay wefting insertion of weft yarn provides stable weft tracting flow; Also store up weft inserting nozzle (32) source of the gas is provided simultaneously for pressing yarn dish cleaning nozzle (30), weft accumulator often to open nozzle (31) and weft accumulator.Be the electromagnetic valve of connecting each main burner, pilot jet, tail spray according to the programming instruction of Programmable Logic Controller successively the actuation time of each nozzle, makes each main burner, pilot jet, tail spray sequence-injection, finishes the relay wefting insertion.
In two gas channel air-jet filling insertion device embodiment shown in Figure 3, shown in the C-C section, the bottom that upper strata assisting nozzle (8) makes the spray orifice of the auxiliary spray in upper strata insert the upper strata gas channel of profiled steel reed (7) by being located by connecting of last reed cap (5); The bottom that lower floor's assisting nozzle (9) makes the spray orifice of the auxiliary spray of lower floor insert lower floor's gas channel of two gas channel profiled steel reeds (7) by being located by connecting of slay (2).Shown in A-A section and left view, main burner (4) is installed in the left end of slay (2) by reed clamping plate (1) and main burner bearing (3); Shown in B-B section and right view, two gas channel profiled steel reeds (7) also link to each other with slay (2) by reed clamping plate (1).Shown in right view, the air-flow of upper strata pilot jet air accumulator (10) is delivered to the upper strata pilot jet through upper strata pilot jet electromagnetic valve (11) with flexible pipe (not drawing among the figure); The air-flow of lower floor's pilot jet air accumulator (14) is delivered to lower floor's pilot jet through lower floor's pilot jet electromagnetic valve (15) with flexible pipe (not drawing among the figure).When warp thread (13) forms opening, under the effect of beating-up mechanism, lay sword (6) drives two gas channel profiled steel reeds (7), upper strata assisting nozzle (8) and lower floor's assisting nozzle (9) and is flapped toward heald frame (12) around rocker (16) center, promptly put 180 ° of positions, enter shed open by 0 ° of position of diagram.As shown in Figure 1, the weft yarn in the main burner flies over shed open at a high speed under the effect of the frictional traction of main jet air-flow that main burner and pilot jet sequence-injection go out and auxilliary gaseous blast, with the warp thread formation fabric that interweaves.
In two gas channel profiled steel reed component drawings of two gas channel air-jet filling insertion device embodiment shown in Figure 4, two gas channel profiled steel reeds are mainly by descending reed beam (1), reed limit (2), last reed beam (3), flat reed tooth (4), special-shaped dent (5), special-shaped flat reed tooth (6) six parts to form.The gas channel of the special-shaped reed of two gas channels is upper and lower two-layer, parallel distribution, and the inlet end diameter of every section special-shaped reed of two gas channels forms conical pipeline, with the diffusion of effective control air-flow greater than the outlet side diameter; Conical pipeline take off yarn channel opening direction all towards the center of two gas channel profiled steel reeds, the weft yarn of being deviate from is beaten to fell by the flat segments at reed center.Special-shaped flat reed tooth (6) is positioned between two sections two special-shaped dents of gas channel (5), forms a gap, and upper strata pilot jet and lower floor's pilot jet insert the bottom of upper and lower layer gas channel respectively thus, so that carry out the relay wefting insertion.The key dimension of two gas channel profiled steel reed assemblies of present embodiment is as follows: reed length overall L=2146mm, reed height overall H=120mm, the big bore dia D=10～12mm of gas channel inlet end, gas channel outlet side hole diameter d=8～10mm, upper and lower layer gas channel centre-to-centre spacing c=25～35mm, the every section special-shaped reed length l of the two gas channels of taper=60～80mm.
As mentioned above, upper and lower two weft yarns quilt main burner separately in the revolution of loom main shaft sprays to shed open simultaneously, enter upper and lower layer shed open respectively, and under the relay jet effect of the upper and lower pilot jet in the upper and lower gas channel that inserts two gas channel profiled steel reeds, along upper and lower gas channel high-speed flight, until the shed open that flies out, finish the wefting insertion action.
Claims (2)
1. two gas channel air-jet filling insertion device, main burner, profiled steel reed, pilot jet are connected on the slay successively in device, it is characterized in that: the bottom that the upper strata assisting nozzle makes the spray orifice of the auxiliary spray in upper strata insert the upper strata gas channel of the conduit sheet type profiled steel reed with two airflow channel structures by being located by connecting of last reed cap: the bottom that lower floor's assisting nozzle makes the spray orifice of the auxiliary spray of lower floor insert lower floor's gas channel of two gas channel profiled steel reeds by being located by connecting of slay; Assistant nozzle air current cooperates with the main burner air-flow, forms two jet relay wefting insertion of gas channel.
2. according to claim 1 pair of gas channel air-jet filling insertion device, it is characterized in that: the gas channel of profiled steel reed adopts upper and lower two-layer parallel arrangement, the conical pipeline chip architecture, its principal organ's parameter value scope is: reed length overall L=1500～2800mm, reed height overall H=100～150mm, the big bore dia D=8～15mm of inlet end, outlet side hole diameter d=5～10mm, upper and lower layer gas channel centre-to-centre spacing c=25～50mm, the every section special-shaped reed length l of the two gas channels of taper=60～100mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032190271U CN2677401Y (en) | 2003-06-05 | 2003-06-05 | Jet weft insertion device with double airflow channels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032190271U CN2677401Y (en) | 2003-06-05 | 2003-06-05 | Jet weft insertion device with double airflow channels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2677401Y true CN2677401Y (en) | 2005-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU032190271U Expired - Fee Related CN2677401Y (en) | 2003-06-05 | 2003-06-05 | Jet weft insertion device with double airflow channels |
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| Country | Link |
|---|---|
| CN (1) | CN2677401Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102134775A (en) * | 2011-04-11 | 2011-07-27 | 青岛星火引春纺机有限公司 | Reed used for jet loom |
| CN102618996A (en) * | 2012-04-20 | 2012-08-01 | 山东日发纺织机械有限公司 | Special yarn count drawing and spraying control device of air-jet loom |
| CN103993410A (en) * | 2014-06-11 | 2014-08-20 | 无锡精业丝普兰科技股份有限公司 | Auxiliary nozzle air path system for bidirectional wefting insertion air jet loom |
| CN105239256A (en) * | 2015-09-06 | 2016-01-13 | 西安工程大学 | Three-dimensional multilayer pneumatic picking loom |
| CN107254736A (en) * | 2017-07-26 | 2017-10-17 | 西安工程大学 | A kind of pilot jet sprays to the adjustable double-deck jet relay weft insertion device in angle |
-
2003
- 2003-06-05 CN CNU032190271U patent/CN2677401Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102134775A (en) * | 2011-04-11 | 2011-07-27 | 青岛星火引春纺机有限公司 | Reed used for jet loom |
| CN102618996A (en) * | 2012-04-20 | 2012-08-01 | 山东日发纺织机械有限公司 | Special yarn count drawing and spraying control device of air-jet loom |
| CN103993410A (en) * | 2014-06-11 | 2014-08-20 | 无锡精业丝普兰科技股份有限公司 | Auxiliary nozzle air path system for bidirectional wefting insertion air jet loom |
| CN103993410B (en) * | 2014-06-11 | 2015-05-27 | 无锡精业丝普兰科技股份有限公司 | Auxiliary nozzle air path system for bidirectional wefting insertion air jet loom |
| CN105239256A (en) * | 2015-09-06 | 2016-01-13 | 西安工程大学 | Three-dimensional multilayer pneumatic picking loom |
| CN105239256B (en) * | 2015-09-06 | 2017-04-19 | 西安工程大学 | Three-dimensional multilayer pneumatic picking loom |
| CN107254736A (en) * | 2017-07-26 | 2017-10-17 | 西安工程大学 | A kind of pilot jet sprays to the adjustable double-deck jet relay weft insertion device in angle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Xi'an foreshore Special Machinery Co., Ltd. Assignor: Liang Haishun Contract fulfillment period: 2008.8.10 to 2013.6.4 Contract record no.: 2009610000033 Denomination of utility model: Jet weft insertion device with double airflow channels Granted publication date: 20050209 License type: Exclusive license Record date: 20091123 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.8.10 TO 2013.6.4; CHANGE OF CONTRACT Name of requester: XI AN BINTIAN SPECIAL MACHINARY CO., LTD. Effective date: 20091123 |