CN101037824B - Air jet loom - Google Patents
Air jet loom Download PDFInfo
- Publication number
- CN101037824B CN101037824B CN2007100847060A CN200710084706A CN101037824B CN 101037824 B CN101037824 B CN 101037824B CN 2007100847060 A CN2007100847060 A CN 2007100847060A CN 200710084706 A CN200710084706 A CN 200710084706A CN 101037824 B CN101037824 B CN 101037824B
- Authority
- CN
- China
- Prior art keywords
- mentioned
- open
- weft
- air
- insertion nozzle
- 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
Images
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
- D03D47/3026—Air supply systems
- D03D47/3053—Arrangements or lay out of air supply systems
Abstract
To provide an air-jet loom capable of easily making a threading action into a picking nozzle without causing complicated piping channels. The air-jet loom includes a picking nozzle for making a picking utilizing air jet, a first feed channel via which the picking nozzle is fed with compressed air for picking, and a second feed channel via which compressed air differing in pressure from the above compressed air is fed into the picking nozzle. In this air-jet loom, the second feed channel is provided with an on/off valve subject to opening action in association with the cutoff time for weft passed through the picking nozzle using a yarn feed cutter, wherein the on/off valve is also subject to opening action, separately from the above opening action, for threading weft into the picking nozzle.
Description
Technical field
The present invention relates to a kind of air-jet loom that inserts weft yarn by the compressed air that sprays from Weft insertion nozzle to the shed open of warp thread.
Background technology
For example, shown in patent documentation 1, in air-jet loom, when the shed open that is made of warp thread inserts weft yarn, use Weft insertion nozzle, by the wefting insertion that sprays from Weft insertion nozzle with compressed-air actuated conveying effect, thereby weft yarn is inserted in shed open.
And, with cutting off for the yarn cutter when having finished the weft yarn of wefting insertion, in order to prevent and weft yarn comes off from Weft insertion nozzle by crispaturaing of producing at weft yarn, with related period with this cut-out for the yarn cutter, to the Weft insertion nozzle supply pressure than above-mentioned wefting insertion with the lower compressed air of compressed air, that is, cut off winding-up.
And, when weft yarn comes off from Weft insertion nozzle, interrupt the action of weaving of loom, for easy threading work to Weft insertion nozzle break-through weft yarn, only when threading is worked, to Weft insertion nozzle air supply pressure ratio wefting insertion with the low compressed air of compressed air.
According to this, when threading is worked, owing to supply with than wefting insertion with the lower compressed air of compressed air to Weft insertion nozzle, therefore, by the conveying effect of this low-pressure air, can not bring the backtwisting effect of untwisting to weft yarn, can carry out threading to Weft insertion nozzle rapidly and easily.
No. 2894465 communique of [patent documentation 1] patent
Yet in existing above-mentioned air-jet loom, threading is directed to Weft insertion nozzle with compressed air through its special-purpose pipeline.Therefore, because pipe-line equipment complicates, thereby require the easy of pipeline.
Summary of the invention
Therefore, the objective of the invention is to, a kind of the complicated of pipeline that avoid is provided, can carry out air-jet loom easily to the threading effect of Weft insertion nozzle.
The present invention order in, carrying out not needing in the non-woven action of loom of threading work and cutting off the compressed air of winding-up usefulness to the what is called that Weft insertion nozzle is supplied with period with cut-out for the yarn cutter, and be based on this cut-outs jet the compressed air road of usefulness and the basic idea of the compressed air road dual-purpose that threading is used.
That is, air-jet loom involved in the present invention comprises: Weft insertion nozzle is used to utilize air flow to carry out wefting insertion; The 1st supplies with the road, is used for supplying with wefting insertion compressed air to this Weft insertion nozzle; The 2nd supplies with the road, to the above-mentioned Weft insertion nozzle supply pressure compressed air different with above-mentioned compressed air, and is provided with at the open and close valve that is carried out opening operation by the cut-out of cutting off the weft yarn of the above-mentioned weft yarn nozzle of process for the yarn cutter period; Control device is in order to open above-mentioned open and close valve in addition outside above-mentioned opening operation to Weft insertion nozzle break-through weft yarn.
In the air-jet loom involved in the present invention, the 2nd supplies with the road, is stressed and the wefting insertion different compressed air of compressed air.Being arranged at the 2nd above-mentioned open and close valve of supplying with the road is, owing to carrying out opening operation period by the cut-out of cutting off the weft yarn of the above-mentioned Weft insertion nozzle of process for the yarn cutter, therefore, cut-out winding-up same supplies to Weft insertion nozzle.Thus, when cutting off, can prevent definitely by crispaturaing of in weft yarn, producing and weft yarn comes off from Weft insertion nozzle for the yarn cutter.
In addition, by above-mentioned control device, also by opening operation, therefore, when threading, through the 2nd supply road, the compressed air from above-mentioned Weft insertion nozzle ejection suitably is transported to Weft insertion nozzle with weft yarn to above-mentioned open and close valve when threading is worked.Thus, can carry out threading to Weft insertion nozzle rapidly and easily.
Thereby, according to above-mentioned air-jet loom involved in the present invention, use pipeline as threading pipeline dual-purpose owing to all can be cut off winding-up, therefore, the dedicated line that threading is used needn't be set in addition.In addition, only change the part of the control form of above-mentioned open and close valve, also can supply with as threading proper compression air to Weft insertion nozzle, thus, can be easily and promptly carry out threading work.
On above-mentioned control device, the manual station that makes above-mentioned open and close valve opening operation can be set.At this moment, when above-mentioned control device receives from the control signal of manual station,, can open above-mentioned open and close valve for to above-mentioned Weft insertion nozzle break-through weft yarn.
Can be provided with on above-mentioned manual station, console switch is used to export above-mentioned control signal; Setting apparatus is set open hour of above-mentioned open and close valve; Follower in the time that is set by above-mentioned setting apparatus, is exported above-mentioned control signal to above-mentioned open and close valve when the aforesaid operations switch is operated.By must be long with the on-off action time set of above-mentioned open and close valve, the compressed-air actuated jet power of using from the threading of Weft insertion nozzle injection increases, in contrast, by must be short with the on-off action time set of above-mentioned open and close valve, the compressed-air actuated jet power that the threading that sprays from Weft insertion nozzle is used reduces.
Thus, by on-off action time of above-mentioned open and close valve being redefined for suitable value by the operation of above-mentioned setting apparatus, thereby, can be adjusted into suitable value with compressed-air actuated expulsion pressure according to yarn variety from the threading that Weft insertion nozzle sprays.
Can not need above-mentioned setting apparatus.At this moment, above-mentioned manual station is made of console switch and follower, and console switch is used to export above-mentioned control signal; Follower when operating in order to open this console switch to above-mentioned Weft insertion nozzle break-through weft yarn, is exported above-mentioned control signal continuously to above-mentioned open and close valve.Constitute according to this, can adjust in order to carry out the compressed-air actuated jet power from Weft insertion nozzle of threading, also can simplify its formation by the operating time of aforesaid operations switch.
According to the present invention, as mentioned above, the 2nd supplies with the road, that is, can use pipeline as threading pipeline dual-purpose, so the threading pipe special needn't be set in addition all cut-out winding-ups, therefore, can not cause the complicated of compressed-air actuated pipeline, and avoid so the cost up of the loom that takes place, can be easily and promptly carry out threading work.
Description of drawings
Fig. 1 is the line chart of the embodiment of the summary weft inserting apparatus of representing air-jet loom involved in the present invention.
Fig. 2 is the block diagram that is illustrated in the concrete example of the manual station of representing among Fig. 1 involved in the present invention.
Fig. 3 is the drawing same with Fig. 2, promptly represents other examples of manual station involved in the present invention.
Fig. 4 is the drawing same with Fig. 1, and promptly other embodiment of the weft inserting apparatus of air-jet loom involved in the present invention represented in summary.
The specific embodiment
Below, according to illustrated embodiment explanation the present invention.
Embodiment 1
As shown in Figure 1, air-jet loom 10 involved in the present invention possesses: shedding motion (not shown), with the synchronous start of rotation of the main shaft 12 of this loom; Reed 16 is by the start of this shedding motion, for the weft yarn 14 that will be inserted in the shed open that is formed by warp thread beats up at fell, with above-mentioned main shaft interlock carrying out swing movement; Weft inserting apparatus 20 has the Weft insertion nozzle 18 that is supported with this reed one.Be formed with the end along its length direction from this reed in the past the known air guide groove (not shown) to the other end on the reed 16, the ejiction opening 18a of Weft insertion nozzle 18 is by towards above-mentioned air guide groove.
Supply with road 28 the 1st, that is, the wefting insertion pipeline, dispose successively to connector 26 from pressurized air source 22: adjuster 34 will be set at the pressure that is fit to the wefting insertion weft yarn from the compressed-air actuated pressure of pressurized air source 22; Air groove 36, reservation is stably supplied with to Weft insertion nozzle 18 by the compressed air of the pressure of this adjuster adjustment and with it; The 1st open and close valve 38 keeps the 1st to supply with road 28 with the blocking state, and the open the 1st supplies with road 28 when receiving control signal.
The the 2nd and the 3rd supplies with road 30,32, supplies with difference the way on roads 28 from pressurized air source 22 to the 1st respectively, and circuitous adjuster 34, air groove 36 and the 1st open and close valve 38 are supplied with back, 28 interflow, road the 1st once more and arrived Weft insertion nozzle 18.Thus, the 2nd and the 3rd supply road 30,32 supply pressures are supplied with the different compressed air of road 28 compressed and supplied air with the 1st.
Supply with road 30 the 2nd, that is, cut off winding-up and use pipeline, be disposed with towards the downstream side that is connected in connector 26 from upstream side: adjuster 40 is used to reduce the compressed-air actuated pressure from pressurized air source 22; The 2nd open and close valve 42 keeps the 2nd to supply with road 30 with the blocking state, and the open the 2nd supplies with road 30 when receiving control signal, and, between the 2nd open and close valve 42 and connector 26, be provided with the check-valves 44 that is used to prevent compressed-air actuated adverse current.
Each open and close valve 38,42 for example has solenoid, can use existing when receiving control signal by start the solenoid valve of work to above-mentioned solenoid energising.
Be arranged at the 2nd adjuster 40 of supplying with road 30, will be set at from the compressed-air actuated pressure of pressurized air source 22 than being arranged at the 1st and supply with the low value of setting pressure of the adjuster 34 on road 28, so that be suitable for cutting off winding-up and to the threading of Weft insertion nozzle 18.So, by the 2nd air of supplying with road 30 being pressed the wefting insertion that is set at than supply to Weft insertion nozzle 18 through the 1st supply road 28 low with compressed air, thereby, can not bring the untwisting effect, and can prevent the untwisting of weft yarn definitely and carry out threading work easily to weft yarn.
Supply with road 32 the 3rd, that is, supply with often and use pipeline, be disposed with towards the downstream side that is connected in connector 26 from upstream side: adjuster 46 is used to reduce the compressed-air actuated pressure from pressurized air source 22; Check-valves 48 is used to prevent compressed-air actuated adverse current.Adjuster 46 makes from the forced air of pressurized air source 22 and is lowered into the lower pressure of setting pressure than the adjuster 40 that is arranged at the 2nd supply road 30.
Supply with road 32 the 3rd, do not have to be provided with open and close valve as the 1st and the 2nd supply road 28,30.Therefore, no matter air-jet loom 10 is in weaving action and in non-woven action, as long as by to the energising of this loom and pressurized air source 22 carries out start, than the pressure that sets with two adjusters 40,46 compressed air of low pressure more, pass through connecting line 24 often and supply to Weft insertion nozzle 18.
Often the compressed air of this low pressure of supplying with to Weft insertion nozzle 18, as knew in the past, even air-jet loom 10 is in the non-woven action, also never illustrated weft yarn length measuring weft storing device is supplied with and can not produced at the weft yarn 14 to this Weft insertion nozzle break-through untwistings ground to Weft insertion nozzle 18 and weft yarn 14 is remained on definitely transports in the pathway, so that the tip of this weft yarn can not break away from from the road of transporting through the weft yarn 14 of Weft insertion nozzle 18.
Be provided with control circuit 52 at weft inserting apparatus 20, this control circuit 52 is used for making each open and close valve 38,42 opening operation according to the rotary angle information from the main shaft 12 of the encoder 50 that is arranged at main shaft 12.Control circuit 52 is based on the rotary angle information from the main shaft 12 of encoder 50, when carrying out the wefting insertion of weft yarn, so that from Weft insertion nozzle 18 ejection wefting insertion compressed air, the control signal S1 stipulated time is exported to open and close valve 38.Open and close valve 38 is during receiving control signal S1, for wefting insertion carries out opening operation.
If the opening operation by this open and close valve 38 is supplied with wefting insertion compressed air to Weft insertion nozzle 18, by supplying with the compressed air of road 32 from the 3rd often to the low pressure of Weft insertion nozzle 18 supplies, continue to remain on the weft yarn 14 of Weft insertion nozzle 18 with suitable posture, can chaotic its posture, by wefting insertion compressed air delivery from the ejiction opening 18a of Weft insertion nozzle 18 ejection, thus, weft yarn 14 passes through the confession yarn opposition side that above-mentioned shed open guides to fabric definitely along the above-mentioned air guide groove of reed 16.
Thereafter, if the weft yarn 14 that is inserted in above-mentioned shed open is beaten up at fell by reed 16, from the weft yarn 14 of Weft insertion nozzle 18, by move by control signal S2 from control circuit 52 for yarn cutter 54, from Weft insertion nozzle 18 outstanding partly being cut off for the yarn sides.When cutting off weft yarn 14 for yarn cutter 54, export control signal S3 to 42 stipulated times of open and close valve from control circuit 52 with this.
Open and close valve 42, during receiving control signal S3, because the open the 2nd supply road 30, thereby the opening operation by this open and close valve 42 is supplied with road direction Weft insertion nozzle 18 through the 2nd and is supplied with the compressed air that cuts off the winding-up usefulness.As knew in the past, the output angle of control signal S3 and output time suitably are chosen as, so that in the cut-out of weft yarn 14 and after comprising it during, in other words, cut weft yarn 14 by the degree that do not come off of crispaturaing that produces at weft yarn 14 from Weft insertion nozzle 18 during, for example be about to through associating to cut off before period of weft yarn 14 to after will cut off the usefulness of jetting compressed air supply with to Weft insertion nozzle 18.By to Weft insertion nozzle 18 supply cut-out winding-up compressed air, when using, can prevent definitely that weft yarn 14 is by coming off from Weft insertion nozzle 18 crispaturaing of this weft yarn generation for yarn cutter 54 cut-out weft yarns 14.
Weaving in the action of air-jet loom 10, from the weft yarn 14 of above-mentioned length measuring weft storing device by unexpectedly cutting off when Weft insertion nozzle 18 comes off, end the action of weaving of air-jet loom 10, must be from the weft yarn 14 of above-mentioned length measuring weft storing device break-through again at Weft insertion nozzle 18.In order to carry out threading easily to this Weft insertion nozzle 18, be provided with control device 56 at weft inserting apparatus 20, this control device 56 possesses the manual station 56a that is used to make open and close valve 42 opening operations that are arranged at the 2nd supply road 30.
When operating manual station 56a, to open and close valve 42 output and the different control signal S4 of the control signal S3 from control circuit 52 that are used to make open and close valve 42 opening operations to Weft insertion nozzle 18 threading.Open and close valve 42 if receive control signal S4, is supplied with road 30 by its opening operation the open the 2nd.
As shown in Figure 2, manual station 56a possesses: console switch 58; Follower 60 has output blocking circuit 60a and the reception operation signal S5 from console switch 58; Setting apparatus 62, setting is the opening operation time of open and close valve 42 from the output time T of the control signal S4 of follower 60.Console switch 58 for example can be made of the soft-touch control on the not shown guidance panel that is arranged at manual station 56a, the electric switch of press button (with reference to Fig. 3), touch-switch or rotary switch etc. that is arranged at the not shown frame of manual station 56a.
Receive from control circuit 52 expression air-jet looms 10 weave the control signal S6 of action the time, the output blocking circuit 60a of follower 60 interdicts from the output of the control signal S4 of follower 60 and moves, when not receiving control signal S6, allow to move from the output of the control signal S4 of follower 60.
When console switch 58 received control signal S5, setting apparatus 62 can make from the duration of follower 60 to the control signal S4 of open and close valve 42 at follower 60, numerical digit ground or for example changing between 0.1 second unit from 1 second to the several seconds similarly.Setting operation output time (opening operation time) T by this setting apparatus 62 is set in follower 60, and can with its output time T according to break-through in the kind of the weft yarn 14 of Weft insertion nozzle 18, more specifically, adjust in advance according to the intensity of weft yarn 14.And, preestablishing output time T, select the kind of weft yarn 14 by kind by each weft yarn 14, decision output time T also can.
Strength ratio at weft yarn 14 is higher, and rigidity is than higher the time, by being set at maximum at the output time T of setting apparatus 62 for example 2 seconds, when operating operation switch 58, by the opening operation of open and close valve 42, for example the compressed air of using as threading can spray compressed air than the little low pressure of the compressed-air actuated pressure that cuts off the winding-up usefulness from Weft insertion nozzle 18.
On the other hand, when the strength ratio of weft yarn 14 is low, by being set at minimum of a value at the output time T of setting apparatus 62 for example 1 second, when operating operation switch 58, by the opening operation of open and close valve 42, for example the compressed air of using as threading can spray compressed air than the little high pressure of the above-mentioned compressed-air actuated pressure of supplying with often from Weft insertion nozzle 18.
So, can preestablish output time T at setting apparatus 62 to the control signal S4 of open and close valve 42, therefore, according to the character of break-through in the weft yarn 14 of Weft insertion nozzle 18, promptly, according to the kind of weft yarn 14, can suitably adjust the compressed-air actuated expulsion pressure of using from the threading of Weft insertion nozzle 18 injections.
Therefore, under the state as if the through hole that is inserted in Weft insertion nozzle 18 at tip with weft yarn 14, supply with the above-mentioned compressed air that threading is used to this Weft insertion nozzle, 14 of weft yarns can not produce untwisting and along with this air flow is extracted out from the ejection 18a of Weft insertion nozzle 18, so, can be easily and promptly to Weft insertion nozzle 18 break-through weft yarns 14.
The output blocking circuit 60a of follower 60, owing to stoping the output of follower 60 to be moved in the action weaving of air-jet loom 10, therefore, even maloperation console switch 58 in weaving action, also can stop output to the control signal S4 of open and close valve 42, so, can stop definitely that unwanted threading supplies to Weft insertion nozzle 18 with compressed air in weaving.Thereby, can prevent from definitely to damage the quality reduction that weft yarn 14 causes fabric because of this unwanted threading supplies to Weft insertion nozzle 18 with compressed air.
As above-mentioned, according to air-jet loom involved in the present invention 10, by the console switch 58 of operation manual operation unit 56a, through supplying with the compressed air that is used for to Weft insertion nozzle 18 threading to Weft insertion nozzle 18 with the 2nd supply road 30 that cuts off the winding-up dual-purpose.
Thereby, the pipeline of threading special use needn't be set, and can supply with the compressed air that is used for to Weft insertion nozzle 18 threading, so, can be rapidly and easily to Weft insertion nozzle 18 threading.
And, the setting of the setting apparatus 62 by manual station 56a, the operation length of unattended operation switch 58, can be from the threading compressed air of Weft insertion nozzle 18 injections according to the suitable pressure of the kind of weft yarn 14, so bring untwisting or damage can not for weft yarn 14, can be definitely and easily carry out threading.
As shown in Figure 3, needn't setting apparatus 62 be set at manual station 56a, and can constitute manual station 56a by console switch 58 and power supply 64, this console switch 58 is supported on frame (not shown); This power supply 64 is connected with console switch 58 in above-mentioned frame.At this moment, because can be to the control signal S4 of open and close valve 42 supplies, so, can seek the simplification of the formation of manual station 56a by without setting apparatus 62 according to the making operation time of console switch 58.
Embodiment 2
Air-jet loom 110 expressions as shown in Figure 4 possess the polychrome correspondence of using a plurality of weft yarns 14,114, in more detail, and the example of the weft inserting apparatus 120 of 2 look correspondences.Fig. 4 at expression weft inserting apparatus 120, represent to comprise Weft insertion nozzle 18, the 28, the 2nd supply road 30, the 1st supply road that is associated with this Weft insertion nozzle 18 and each inscape on the 3rd supply road 32 that to pay same reference marks above-mentioned Weft insertion nozzle 18 is same with the Weft insertion nozzle that is arranged at weft inserting apparatus shown in Figure 1 20 with Fig. 1.
And, be provided with at weft inserting apparatus 120, weft yarn 114 that will be different with the weft yarn 14 by Weft insertion nozzle 18 is towards the Weft insertion nozzle 118 of the above-mentioned air guide groove guiding of reed 16, and, related with this Weft insertion nozzle, be respectively arranged with respectively the corresponding with the 1st and even the 3rd supply road 28,30 and 32 the 1st and even the 3rd supply road 128,130 and 132 as the difference pipeline.
Be arranged at the open and close valve 138 and the connector 126 on the 1st supply road 128, correspond respectively to the open and close valve 38 and the connector 26 on the 1st supply road 28.And, be arranged at the 2nd open and close valve 142 and the check-valves 144 of supplying with road 130, correspond respectively to the 2nd open and close valve 42 and the check-valves 44 of supplying with road 30.And, be arranged at the 3rd and supply with the check-valves 48 of the check-valves 148 on road 132 corresponding to the 3rd supply road 32.
And by cutting off weft yarns at 14,114 o'clock for yarn cutter 54, corresponding each open and close valve 42,142 carries out opening operation by control signal S3, therefore, supplies with suitable cut-out winding-up compressed air to Weft insertion nozzle 18,118 separately.And compressed air is often supplied with to each Weft insertion nozzle 18,118 in the supply road 32,132 through the 3rd.By the compressed air of this low pressure, each weft yarn 14,114 suitably remains in each corresponding Weft insertion nozzle 18,118.
In the weft inserting apparatus 120 that is provided with as above-mentioned a plurality of Weft insertion nozzles 18,118, owing to can supply with threading compressed air to each Weft insertion nozzle 18,118 according to the kind of each weft yarn 14,114, therefore, by manual operation unit 56a and setting operation above-mentioned same setting apparatus 62, can set separately output time T respectively to the control signal S4 of open and close valve 42,142 from manual station 56a.
Therefore, according to the control signal S4 that exports to open and close valve 42,142 separately from manual operation unit 56a, because the opening operation time of each open and close valve 42,142 changes, thereby, according to kind or its character to each weft yarn 14,114 of each Weft insertion nozzle 18,118 break-through, can be from each Weft insertion nozzle 18,118 so that suitable separately jet power be sprayed threading compressed air.
When the intensity of employed weft yarn 14,114 is identical, cut apart, can export to open and close valve 42,142 separately from the single control signal S4 of the setting apparatus 62 of manual operation unit 56a.At this moment, needn't by operating single console switch 58, can spray threading compressed air with identical jet power to each nozzle setting operation switch 58 from two Weft insertion nozzles 18,118.
And, in weft inserting apparatus 120, can be at manual station 56a setting console switch 58 as shown in Figure 3.At this moment, in manual station 56a, be provided with console switch 58 respectively independently according to the number of Weft insertion nozzle 18,118.Replace and it, also can make a plurality of console switch 58 interlocks.
More and, in the weft inserting apparatus of as shown in Figure 4 polychrome correspondence, supply with road 28,128 at the wefting insertion of all Weft insertion nozzles 18,118 with the 1st and use general adjuster 34, but, replace and it, for example in 4 look weft inserting apparatuss, can use general adjuster respectively to per two Weft insertion nozzles 18,118.
Openly for threading be arranged at the 2nd action of supplying with the open and close valve 42,142 on road 30,130, the operations linkage of the release-push that can use with the latch of weaving stop button or weft yarn length measuring weft storing device of loom.At this moment, above-mentioned weave stop button or release-push and be operated after, through opening operation open and close valve 42,142 behind the official hour.And with above-mentioned release-push interlock or dual-purpose console switch 58, it is also passable by operating operation switch 58 above-mentioned latch to be discharged.
In the above-described embodiments, there is not open and close valve 42,142 that special record is used for break-through weft yarn 14,114 by the action of carrying out in the operation of the console switch 58 of opening operation, but, operating control signal S4 by console switch 58 outputs to open and close valve 42,142, when open and close valve 42,142 finishes threading in opening operation, by operating operation switch 58 once more, the output of control signal S4 is stopped, closing open and close valve 42,142 and stop the injection of Weft insertion nozzle 18,118 also passable.
And, in the above-described embodiments, the the 2nd and the 3rd supplies with road 30,32, arrive Weft insertion nozzle 18 from pressurized air source 22 circuitous the 1st adjuster 34, air groove 36 and the 1st open and close valves 38 of supplying with road 28 that are arranged at, yet, for example, at Weft insertion nozzle 18,118, air inflow aperture more than 2 is set, supplies with road 30,32 with the 1st supply road 28 independent formations the 2nd and the 3rd and also can.Above-mentioned important document, the weft inserting apparatus that is the polychrome correspondence too
In addition, in Fig. 4, with respect to a plurality of Weft insertion nozzles 18,118, common respectively be provided with that wefting insertion uses the 1st supply with road 28, adjuster 34 and air groove 36, but general, these are provided with at each Weft insertion nozzle plural number.
Utilize possibility on the industry
The present invention is not limited to above-described embodiment, only otherwise break away from application range of the present invention, can carry out various changes.
Claims (4)
1. one kind is inserted the air-jet loom of weft yarn by the compressed air that sprays from Weft insertion nozzle to the shed open of warp thread, and comprising: Weft insertion nozzle is used to utilize air flow to carry out wefting insertion; The 1st supplies with the road, is used for supplying with wefting insertion with the 1st compressed air to this Weft insertion nozzle; The 2nd supplies with the road, is used for to Weft insertion nozzle supply pressure 2nd compressed air different with above-mentioned the 1st compressed air, and is provided with the open and close valve that carries out opening operation when being cut off the weft yarn of the above-mentioned weft yarn nozzle of process by confession yarn cutter; Control device is in order to open above-mentioned open and close valve in addition outside above-mentioned opening operation to above-mentioned Weft insertion nozzle break-through weft yarn.
2. air-jet loom according to claim 1, above-mentioned control device possesses the manual station that makes above-mentioned open and close valve opening operation, when the control signal that receives from this manual station, in order to open above-mentioned open and close valve to above-mentioned Weft insertion nozzle break-through weft yarn.
3. air-jet loom according to claim 2, above-mentioned manual station possesses:
Console switch is used to export above-mentioned control signal;
Setting apparatus is set open hour of above-mentioned open and close valve;
Follower when the aforesaid operations switch is operated, in the time by above-mentioned setting apparatus setting, is exported above-mentioned control signal to above-mentioned open and close valve.
4. air-jet loom according to claim 2, above-mentioned manual station possesses:
Console switch is used to export above-mentioned control signal;
Follower is in order to open this console switch to above-mentioned Weft insertion nozzle break-through weft yarn and to operate, to the above-mentioned open and close valve above-mentioned control signal of output continuously.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006067499A JP2007239164A (en) | 2006-03-13 | 2006-03-13 | Air-jet loom |
| JP2006-067499 | 2006-03-13 | ||
| JP2006067499 | 2006-03-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101037824A CN101037824A (en) | 2007-09-19 |
| CN101037824B true CN101037824B (en) | 2010-12-08 |
Family
ID=38148728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100847060A Expired - Fee Related CN101037824B (en) | 2006-03-13 | 2007-02-26 | Air jet loom |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP1835057A3 (en) |
| JP (1) | JP2007239164A (en) |
| CN (1) | CN101037824B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010144270A (en) * | 2008-12-17 | 2010-07-01 | Toyota Industries Corp | Air-feeding device in air-jet loom |
| JP5592239B2 (en) * | 2010-11-29 | 2014-09-17 | 津田駒工業株式会社 | Sub nozzle injection period setting method for air jet loom |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2065178A (en) * | 1979-12-21 | 1981-06-24 | Rueti Te Strake Bv | Jet looms |
| EP0442546A1 (en) * | 1990-02-15 | 1991-08-21 | Picanol N.V. | Device for supplying weft thread in airjet weaving machines |
| US5111852A (en) * | 1989-09-19 | 1992-05-12 | Picanol N.V. | Weft inserting nozzle with separate threading duct |
| EP0587535A1 (en) * | 1992-09-10 | 1994-03-16 | Kabushiki Kaisha Toyoda Jidoshokki Seisakusho | Weft insertion control apparatus in a jet loom |
| JP2003268654A (en) * | 2002-03-14 | 2003-09-25 | Tsudakoma Corp | Weft-inserting device for air injection loom |
| JP2003278052A (en) * | 2002-03-01 | 2003-10-02 | Lindauer Dornier Gmbh | Method for entangling non-entangled or partially entangled weft, especially synthetic filament weft and weaving loom for performing the method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0047335B1 (en) * | 1980-09-09 | 1984-12-12 | GebràDer Sulzer Aktiengesellschaft | Jet arrangement for a loom |
| JP2516375B2 (en) * | 1987-08-13 | 1996-07-24 | 津田駒工業株式会社 | Nozzle injection method |
| JPH0226957A (en) * | 1988-07-12 | 1990-01-29 | Nissan Motor Co Ltd | Method for controlling picking of fluid jet type loom |
| JP2894465B2 (en) * | 1992-04-07 | 1999-05-24 | 孝司 吉田 | Injection method and system in a dual nozzle air jet room |
| JPH09228192A (en) * | 1996-02-14 | 1997-09-02 | Tsudakoma Corp | Control of picking |
| BE1016197A3 (en) * | 2004-09-14 | 2006-05-02 | Picanol Nv | Compressed air supply device for weft insertion in air jet loom, includes valve operated at greater frequency than weft insertion frequency |
-
2006
- 2006-03-13 JP JP2006067499A patent/JP2007239164A/en active Pending
-
2007
- 2007-02-26 CN CN2007100847060A patent/CN101037824B/en not_active Expired - Fee Related
- 2007-03-01 EP EP07004284A patent/EP1835057A3/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2065178A (en) * | 1979-12-21 | 1981-06-24 | Rueti Te Strake Bv | Jet looms |
| US5111852A (en) * | 1989-09-19 | 1992-05-12 | Picanol N.V. | Weft inserting nozzle with separate threading duct |
| EP0442546A1 (en) * | 1990-02-15 | 1991-08-21 | Picanol N.V. | Device for supplying weft thread in airjet weaving machines |
| EP0587535A1 (en) * | 1992-09-10 | 1994-03-16 | Kabushiki Kaisha Toyoda Jidoshokki Seisakusho | Weft insertion control apparatus in a jet loom |
| JP2003278052A (en) * | 2002-03-01 | 2003-10-02 | Lindauer Dornier Gmbh | Method for entangling non-entangled or partially entangled weft, especially synthetic filament weft and weaving loom for performing the method |
| JP2003268654A (en) * | 2002-03-14 | 2003-09-25 | Tsudakoma Corp | Weft-inserting device for air injection loom |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1835057A3 (en) | 2009-05-13 |
| EP1835057A2 (en) | 2007-09-19 |
| JP2007239164A (en) | 2007-09-20 |
| CN101037824A (en) | 2007-09-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0114047B1 (en) | Method and apparatus for inserting weft threads in multiple-color air jet looms | |
| EP0279222A1 (en) | Device for the automatic control of the weft yarn feed in air looms | |
| CN101037824B (en) | Air jet loom | |
| US5111852A (en) | Weft inserting nozzle with separate threading duct | |
| KR20060050914A (en) | Setting value deciding method for loom | |
| CN102587006A (en) | Weaving method for air jet loom | |
| JP2007247082A (en) | Cutter blade cleaning nozzle for yarn feeding cutter | |
| JPH05209342A (en) | Drawing in jet loom | |
| CN101037823B (en) | Air jet loom | |
| EP1340846A3 (en) | Method for interlacing non- or partially-interlaced weft yarn, particularly synthetic filament weft yarn, and weaving loom for carrying out this method | |
| CN102534953A (en) | Ejection-period setting method for sub-nozzles in air jet loom | |
| US6325111B2 (en) | Method and apparatus for driving selvedge forming device in weaving machine | |
| US11105024B2 (en) | Weaving method employed by multicolor water jet loom | |
| US4715410A (en) | Weaving loom | |
| US4543999A (en) | Sequential cleaning device for a loom | |
| CN1729330B (en) | Device and method for stretching | |
| AU2003269683A1 (en) | Method for holding a weft yarn, and a jet weaving machine, particularly serving to carry out this method | |
| CN1207456C (en) | Power loom with device for cutting off woof thread | |
| EP1126062A1 (en) | Method and device for forming the inset selvedge in air looms | |
| US5540261A (en) | Warp wave weaving method and apparatus with pneumatic weft insertion | |
| EP0181882B1 (en) | Weaving loom | |
| EP0939156B1 (en) | Method and device for the pneumatic threading of textile machine weft feeders | |
| CN101838881A (en) | The establishing method of the wefting insertion condition of multicolor weft insertion loom | |
| CN205974897U (en) | Independent air jet loom | |
| JP2004285558A (en) | Air jet loom |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101208 Termination date: 20120226 |