CN109319594A - Yarn splicing device for air-flow engagement yarn - Google Patents
Yarn splicing device for air-flow engagement yarn Download PDFInfo
- Publication number
- CN109319594A CN109319594A CN201810843893.4A CN201810843893A CN109319594A CN 109319594 A CN109319594 A CN 109319594A CN 201810843893 A CN201810843893 A CN 201810843893A CN 109319594 A CN109319594 A CN 109319594A
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- Prior art keywords
- yarn
- channel
- connect
- splicing device
- prism
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H69/00—Methods of, or devices for, interconnecting successive lengths of material; Knot-tying devices ;Control of the correct working of the interconnecting device
- B65H69/06—Methods of, or devices for, interconnecting successive lengths of material; Knot-tying devices ;Control of the correct working of the interconnecting device by splicing
- B65H69/061—Methods of, or devices for, interconnecting successive lengths of material; Knot-tying devices ;Control of the correct working of the interconnecting device by splicing using pneumatic means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2406/00—Means using fluid
- B65H2406/10—Means using fluid made only for exhausting gaseous medium
- B65H2406/12—Means using fluid made only for exhausting gaseous medium producing gas blast
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/31—Textiles threads or artificial strands of filaments
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- Spinning Or Twisting Of Yarns (AREA)
- Replacing, Conveying, And Pick-Finding For Filamentary Materials (AREA)
Abstract
The present invention relates to a kind of yarn splicing device for air-flow engagement yarn, upper yarn and lower yarn (31 are engaged for air-flow, 32) loose thread has and connects yarn prism (19), this, which connects yarn prism, has can be applied compressed air to connect yarn channel (20).Present invention provide that connect the connecing of yarn prism (19) yarn channel (20) with double cone shape, the wherein maximum gauge (D of the double cone bodymax) connect in the region at center (M) of yarn channel (20) positioned at this, the minimum diameter (D of the double cone bodymin) it is arranged in the end side for connecing yarn channel (20).
Description
Technical field
The present invention relates to the yarn splicing device for the loose thread that upper yarn and lower yarn are engaged for air-flow, have and connect yarn prism, this connects
Yarn prism has can be applied compressed air to connect yarn channel.
Background technique
For yarn air-flow engagement yarn splicing device be especially relatively early exactly with cross-winding bobbin winder known to and
It is for example expressly recited in DE4420979A1 in a large amount of patent document.
Using this known yarn splicing device, go out after for example interrupting winding because of broken yarn or controlled weft cleaning cutting
Two existing loose threads can be engaged by air-flow, to the almost yarn joint portion as yarn occur.That is rolling up
The upper yarn yarn on surface that is occurring during interrupting and falling on the cross winding bobbin being rotatably held in winding device
Head is obtained by suction nozzle and be placed into the yarn splicing device of relative stations connects the connecing in yarn channel of yarn prism.
At substantially the same time, it is taken by clamp yarn cop from the unwinding cheese for being located at unwinding position and general in yarn tensioning
The loose thread of fixed lower yarn and be also put into that this connects yarn prism connect in yarn channel, here, upper yarn and lower yarn in device
Loose thread then pass through air-flow by vortex scrolling (swirling).
But in order to such Yarn connecting have the appearance about the same with yarn and approximate yarn strength, two
Loose thread first must be truncated accurately and is ready to connect yarn process.
To such end it is known that yarn splicing device have corresponding yarn clamping mechanism, yarn cutting mechanism and so-called holding shredding
Pipe.That is two loose threads its by aforementioned operation part be threaded into connect yarn prism when connecing yarn channel it is also in place respectively
Between the bearing claw of yarn clamping mechanism and the cutter of one of them yarn cutting mechanism.
When upper yarn and lower yarn are reliably fixed in corresponding yarn clamping mechanism, yarn is cut by yarn cutting mechanism
It is disconnected, it is inhaled into current adjacent holding shredding pipe and is ready to there by air-flow.That is the loose thread is put substantially first
Take off its yarn twist and staple fiber.
Then, ready loose thread be drawn by so-called stay thimble connect yarn prism connect yarn channel, make them substantially
It is located in identical height parallel side-by-side and connects in yarn channel, but there is opposite orientation simultaneously.
It is admitted to by corresponding air inlet and connects the compressed air plume connect in yarn channel of yarn prism and be then used to make
Original substantially parallel fiber vortex scrolling of two loose threads, is as a result exactly to occur being similar to the same Yarn connecting of yarn.
Because notoriously being handled in textile industry many, sometimes completely different, for example strong with regard to its material, yarn
Visibly different yarn is sometimes to handle such yarn with yarn splicing device as needed for degree and/or the twist, therefore
Developed a variety of different yarn splicing device.Here, known yarn splicing device usually especially connects yarn channel connect yarn prism
Design aspect is different.A kind of yarn splicing device is for example described in DE3040661C3, is processed and is set specifically for heavy twist yarn
Meter.
In yarn splicing device known to this, provided in the first embodiment in the channel for connecing yarn channel for connecing yarn prism
Elongated slot is equipped in base surface area, loose thread to be joined should be fixed after its truncation in elongated slot.
One kind is described in the another embodiment of the known yarn splicing device and connects yarn prism, is connect yarn channel and is existed
Its middle section has the cross section smaller than in adjacent petiolarea.
In addition, disclose a kind of yarn splicing device by DE3049426A1, here, connect yarn prism connects yarn channel by two
Channel part is constituted, and the channel part is in that cone shape constitutes and have the following length respectively, which, which corresponds to, connects yarn
Prism connects yarn channel length.In addition, the centerline axis parallel of two elongate channel parts extends.In addition, two channel parts
Point cone there is opposite orientation, i.e. the maximum gauge of the cone is arranged in the yarn channel that connects for connecing yarn prism
End side.
But aforementioned yarn splicing device is not able to prove in practice and not can enter textile industry.
Describe yarn splicing device in DE3418396A1 and DE3612229A1, connect yarn prism have connect yarn channel,
It connects yarn channel to be also made of two channel parts, center axis thereof is staggeredly arranged and extends parallel to each other.But the channel
Part is designed to cylindrical and has the length for corresponding to the half for connecing yarn channel length for connecing yarn prism.
That is in the known yarn splicing device when connecing yarn prism, because of the radial direction of two channel parts
It is staggered and constriction occurs in docking site, this constriction resists the axial movement of loose thread to be joined with certain resistance and connects yarn sky
The axial flow component of gas, which reduce loose threads to extrude the wind for connecing yarn channel when being connect yarn air at least during connecing yarn
Danger.
Summary of the invention
In view of the aforementioned prior art, the present invention is based on following tasks, provide a kind of yarn splicing device, connect which obviate known
The shortcomings that yarn feeding device.I.e., it should be designed in this way and connect yarn prism, that is, guarantee that loose thread to be joined is kept reliably just during connecing yarn
Position is connecing the connecing in yarn channel of yarn prism.
According to the present invention, which is completed by a kind of yarn splicing device, wherein the yarn channel that connects for connecing yarn prism has
Double cone shape, wherein the maximum gauge of the double cone body is located at and connects in the region at yarn channel center, and the double cone body is most
Minor diameter is arranged in the end side for connecing yarn channel.
The design according to the present invention that connect yarn channel for connecing yarn prism especially has the following advantages herein, that is, is connecing yarn process
In, occur yarn circle in the central area of double cone body, yarn loop diameter is greater than the outlet side diameter of double cone body.That is logical
It crosses this big air ring and reliably prevents loose thread possible axial flow component for connecing yarn air because being blown into during connecing yarn
And shift to the outlet for connecing yarn channel, this will will lead to wrong loose thread overlap length.
On the contrary, ensure that the overlap length of loose thread and designing yarn splicing device according to the present invention always meets setting item
Part, therefore Yarn connecting can be always completed, it is not only sufficiently tight, it may have the almost appearance as yarn.
Furthermore it provides in an advantageous embodiment, this connects yarn prism with main body and at least two components, each structure
Part has the channel part in cone shape for connecing yarn channel.Such design structure allows to manufacture tool accurately and at low cost
There is the yarn channel that connects of double cone shape, maximum gauge is arranged in the center of double cone body.That is, these independent components can divide
Not Tong Guo relatively simple mechanical processing process have in cone shape channel part.
Then, two of them can be fixed on equipped with the component of the channel part in cone shape and connect yarn prism
In main body, so that occurring one connects yarn channel, with desired double cone shape, the maximum gauge with inside.
Each component is preferably fixed in the main body for connecing yarn prism by bolt by separable herein.
The component is not only very reliable and permanent fixed form by this fixation of bolt, also provides as needed
As follows may, can make to connect yarn prism and be successfully adapted to new a collection of yarn.That is, in yarn batch replacement (yarn batch
It is secondary replacement so that connect yarn prism for example adapt to new thread material look like it is desirable) when, the component can be successfully from master
It is backed out on body and by its channel part there is the component of different suitable cone angles to replace, the component changed is during connecing yarn
It is expected have the more favorable vortex scrolling for being located at and connecing the loose thread in yarn channel.
In an advantageous embodiment, each component has at least one for inputting the air inlet for connecing yarn air.
Air inlet is preferably tangentially passed through the channel part of the component at this time, and herein, the air inlet of two installation components is always such as
This is in place, i.e., occurs two air streams when being blown into and connecing yarn air, and opposite direction rotates and makes loose thread vortex scrolling simultaneously.
Because can be by the cone angle of the channel part of the component come pre- for loose thread scrollwork degree caused by by connecing yarn air
It is fixed, therefore following component is advantageously used, cone angle is mutually coordinated with existing thread material respectively.That is, the channel of the component
Part is preferably provided with different cone angles, so as to connect yarn prism optimal adaptation in yarn to be processed by plain mode realization
Material.
It is provided in other Advantageous embodiments, each component keeps guiding piece equipped with yarn, is arranged in logical
The outlet side of road part and be the extension for connecing yarn channel for connecing yarn prism.
Guiding piece is kept as yarn, herein using loading board is for example covered, is respectively provided with the knot for being designed to shape of threads
The groove of structure, the structure apply the effect of retardation motion to loose thread.The set loading board is removably placed at this time connects yarn prism
It is fixed on one component of body and with bolt respectively.
In an alternate embodiments, yarn keeps guiding piece to be made up of multiple columnar members, is supported on this respectively
Has in one hole of component and also the structure for being designed to shape of threads.
It is independently additional to be mechanically fixed means for loose thread that the yarn, which keeps guiding piece and corresponding embodiment,.But because
It keeps only being fixed in a lesser yarn section in guiding piece region in yarn for loose thread, therefore during connecing yarn both not
There is the interference to the vortex scrolling of ready loose thread, the shadow not also being worth mentioning when pulling in loose thread and connecing yarn channel
It rings.I other words the loose thread being truncated not only reliably in place and can be fixed on enough overlap lengths and connect yarn prism
It connects in yarn channel, is also engaged by regulation.
Yarn above-mentioned keep the use of guiding piece also allow to complete in a simple and reliable way when yarn is problematic by
According to defined engagement.
Detailed description of the invention
Hereinafter, other details of the invention are described in detail according to embodiment as shown in the figure, in which:
Fig. 1 is shown ... in a side view the station of the cross winding automatic winder with yarn splicing device, connects yarn prism root
It is constituted according to the present invention,
Fig. 2 is shown with front view has what is constituted according to the present invention to connect yarn prism when being placed in two loose threads to be joined
The yarn splicing device of body,
Fig. 3 illustrates the first embodiment for connecing yarn prism constituted according to the present invention with solid,
Fig. 4 to overlook the second embodiment for connecing yarn prism for illustrating and being constituted according to the present invention,
Fig. 5 to overlook the third embodiment for connecing yarn prism for illustrating and being constituted according to the present invention, and
Fig. 6 shown according to the section VI-VI of Fig. 3 constituted according to the present invention connect yarn prism.
Reference signs list
1 cross winding automatic winder
2 winding positions
3 bobbins and bobbin conveying system
4 coil conveying sections
5 savings sections
6 lateral transfer sections
7 bobbins feed back section
8 transfer dish
9 spinning bobbins
10 yarn splicing device
11 thread grips and cutting mechanism (on)
12 suction nozzles
13 pivot centers
14 fluting rollers
15 cross winding bobbins
16 rotation axis
17 thread grips and cutting mechanism (under)
18 sets of loading boards
19 connect yarn prism
20 connect yarn channel
21 cross winding bobbin conveying devices
22 air inlets
23 cover pieces
24 winding devices
25 clamp yarn cops
26 rotation axis
27 grooves
28 bobbin cradles
29 station computers
30 pivot centers
Yarn on 31
32 lower yarns
33 air are distributed block
34 keep shredding pipe
35 yarns keep guiding piece
36 columnar members
37 suction channels
38 connect yarn air
39 threaded connectors
40 rotating drive mechanisms
41 main bodys
42 bolts
43 components
44 channel parts
45 through-holes
46 through-holes
47 walls
48 central axis
49 holes
50 bolts
AS unwinding position
The angle α
The center M
D(max)Maximum gauge
D(min)Minimum diameter
Specific embodiment
It diagrammatically illustrated in Fig. 1 with side view and manufactures the weaving loom of cross winding bobbin, be in embodiment so-called
Cross winding automatic winder 1.As is known, such cross winding automatic winder 1 is in its (not shown) end racks
Between have multiple identical stations, be winding position 2 herein.On winding position 2, incite somebody to action with not therefore being described in detail as known to and
Produced on ring spinner with less thread material spinning 9 rewinding of bobbin at large package cross winding bobbin 15,
It is after formation by the maintenance unit of automatic work (not shown), preferably by so-called cross winding bobbin more changing device
It is transferred to the cross winding bobbin conveying device 21 along machine length and is sent to the bobbin loading depot etc. set on machine end side.
Such cross winding automatic winder 1 is generally also provided with the logistics dress in 3 form of bobbin and bobbin conveying system
It sets, the bare bobbin after spin bobbin 9 or unwinding recycles on transfer dish 8 within the system.
Fig. 1 merely illustrates coil conveying section 4 in this bobbin and bobbin conveying system 3, can be by just anti-driven savings
Section 5, the lateral transfer section 6 for passing to winding position 2 and bobbin feed back section 7.As is known, provided spinning bobbin 9 is dividing
It is located on the unwinding position AS at winding position 2 not in 6 region of lateral transfer section by rewinding into the intersected coiled bobbin of large package
Son 15.
Single winding position 2 thus as it is also known that and have a variety of different devices with therefore only indicating, which ensure that institute
Station is stated to run by regulation.Described device is, for example, suction nozzle 12, clamp yarn cop 25 and yarn splicing device.
Suction nozzle 12 and clamp yarn cop 25 are connected to the suction channel 37 along machine length by Air suction pipe joint respectively herein.
In addition, suction nozzle 12 can be around rotation axis 16 and clamp yarn cop 25 can be installed around 26 restricted rotational movement of rotation axis.
The device that the others of this winding position 2, attached drawing are not shown specifically be, for example, yarn tensioner, yarn clearer, on
Wax apparatus, yarn cutting mechanism, yarn tension sensor and lower yarn sensor.
Yarn splicing device is preferably devised to air-flow yarn splicing device 10 and moves towards slightly relative to the normal yarn of winding position 2
Withdraw arrangement.Furthermore in 10 region of yarn splicing device, a variety of different Yarn processing devices are laid as illustrated in fig. 2.It is connecing
10 top of yarn feeding device is equipped with thread grip and cutting for example equipped with thread grip and cutting mechanism 11 below yarn splicing device 10
Mechanism 17.
It is filled as shown, carrying out cross winding bobbin 15 on such winding position 2 in the winding for being set to machine top side
Set the winding on 24.Such winding device 24 especially has bobbin cradle 28, and bobbin cradle is installed and had around 13 activity of pivot center
There is the device for rotatably keeping cross winding bobbin bobbin.
In winding process, it is freely rotatably mounted at the cross winding bobbin 15 in bobbin cradle 28 with its surface for example
Recline roller 14 and the drive that rubbed by it of slotting.Fluting roller 14 is also used to make to fall on the yarn on cross winding bobbin 15 at this time
Line traversing during doffing.
But it instead of fluting roller 14 above-mentioned, can also be driven on winding device 24 using other types of bobbin
Device and yarn traverse device.The driving of cross winding bobbin 15 for example can also by so-called bobbin driven roller into
Row, and yarn traversing is then for example by so-called guide fingering row.
In addition, such cross winding automatic winder 1 is generally configured with (not shown) central control unit, such as pass through
Machine bus is not only connected with the individual station computer 29 of individual winding position 2, also with maintenance unit control device
It is connected.
Having according to this when Fig. 2 is schematically illustrated in the husky head to be joined for being placed in upper yarn 31 and lower yarn 32 with top view
Invent the yarn splicing device 10 for connecing yarn prism 19 constituted.As shown, the loose thread merging of lower yarn 32 is connect yarn by clamp yarn cop 25
Prism 19 connects yarn channel 20, into the yarn clamping mechanism 17 ' for being set to 10 lower section of yarn splicing device and is set in yarn splicing device 10
In the yarn cutting mechanism 11 " of side.
The loose thread of upper yarn 31 is correspondingly connected and connects yarn channel 20 into connect yarn prism 19 by suction nozzle 12, connects yarn into being set to
The yarn clamping mechanism 11` of the top of device 10 and in the yarn cutting mechanism 17 " of 10 lower section of yarn splicing device.Yarn splicing device 10
Body is substantially by being embedded with so-called air distribution block 33 (air distribution block) for keeping shredding pipe 34, having
Acceptable air-flow according to the present invention constituted connect yarn channel 20 connect yarn prism 19 and can be limited around pivot center 30
The cover piece 23 rotationally installed is constituted.Cover piece 23 can be installed to restricted rotational movement and can be driven by (shown schematically in only) rotation
Motivation structure 40 by regulation controls.
Yarn prism 19 itself is connect by being fixed on the main body 41 that air is distributed on block 33 preferably by threaded connector 39
And two components 43 that can be fixed on by bolt 42 in main body 42 form.
There is each component 43 totality for connecing yarn prism 19 to connect yarn channel 19 with what appended drawing reference 20 indicated herein
The channel part 44 in cone shape.That is, connect yarn prism 19 connects yarn channel 20 in the installation condition of two components 43
With double cone shape, herein, the maximum dimension D of double cone bodymaxIt is arranged in the region for the center M for connecing yarn channel 20,
The minimum diameter D of double cone bodyminIt is located at the end side for connecing yarn channel 20.
In the installation condition of component 43, at least two be passed through air inlet 22 in the channel part 44 for connecing yarn channel 20 with
The (not shown) pressure hole of air distribution block 33 is connected, which is connected to compressed air source by respective line, at this
Access has the solenoid valve that can for example control by regulation in respective line.
Fig. 3 is shown with substantially detailed view and of the invention connects schematically being shown relatively in Fig. 2 for yarn prism 19
First embodiment out.
As indicated, connecing yarn prism 19 mainly can be fixed on master by main body 41 substantially L-shaped in side view and two
Rectangular elements 43 on body 41 are constituted.That is, main body 41 has the more flat bearing section and summary for rectangular elements 43
The thick fixation section equipped with the through-hole 45 for threaded connector 39.
In addition, four (not shown) threaded holes are preferably provided with herein, by spiral shell in the flat bearing section of main body 41
Pit can respectively there are two the components 43 for the through-hole 46 for being used for bolt 42 to be fixed on main body 41 by the two itself.Component 43
Status is not equipped with the channel part 44 in cone shape, edge by a manner of cherishing yarn the channel part 44 of chamfering divide
Do not have at least one air inlet 22, channel part 44 can be blown by connecing yarn air 38 through air inlet, and then is entered and connect yarn rib
Cylinder 19 connects yarn channel 20.What is be blown into connects yarn air 38 during connecing yarn for making upper yarn 31 and being located at for lower yarn 32 connect yarn
Loose thread vortex scrolling in channel 20, and then engaged for yarn.
Because scrollwork degree can be made a reservation for by the degree of the angle [alpha] of the cone of channel part 44, therefore advantageously
A certain number of various components 43 are constantly present, the component is for the degree of the angle [alpha] of its conical passage part 44
It is different.That is as needed, can be smoothly adapted to by providing for simple replacement of the component 43 to make to connect yarn prism 19
Existing thread material.
The other embodiments possibles for connecing yarn prism 19 constituted according to the present invention are shown in figures 4 and 5.
Here, be according to the difference of Fig. 4 or embodiment according to Figure 5 and embodiment as shown in Figures 2 and 3,
It is kept in the additional yarn that the two sides for connecing yarn channel 20 for connecing yarn prism 19 are equipped with the loose thread for upper yarn 31 and lower yarn 32
Guiding piece 35.
In the embodiment according to figure 4, yarn keeps guiding piece 35 to be for example made of set loading board 18, is connecing yarn prism
The two sides of body 19 can be fixed by bolt 50 and be respectively provided with groove 27.
The groove 27 being arranged in the extension for connecing yarn channel 20 for connecing yarn prism 19 has thread-like structure herein, should
Structure plays the role of retardation motion to the loose thread being placed in.
In the implementation shown in fig. 5, yarn keeps guiding piece 35 to be made up of columnar member 36, and columnar member is mounted on
In the hole 49 of component 43.That is, the component 43 itself is designed to cylindricality in end side in the channel part 44 that cone shape is constituted
Hole 49 is respectively fixed with one of them described columnar member 36 in cylindrical hole.Columnar member 36, which also has, plays the loose thread of merging
The thread-like structure of the effect of retardation motion.
Fig. 6 shows according to the section VI-VI of Fig. 3 and connects yarn prism 19.
The central axis 48 that the formation of the component 43 connects the channel part 44 for connecing yarn channel 20 of yarn prism 19 uses dotted line
It indicates.
The degree for the scrollwork that can be generated in the channel part 44 for connecing yarn channel 20 be determined by air inlet be blown into it is logical
The cone angle for connecing yarn air 38 and channel part 44 in road part 44.
How illustrate with dashed lines in Fig. 6 by changing the degree of the angle [alpha] of channel part 44 can influence scrollwork.
Appended drawing reference 47 indicates that the channel part 44 of component 43 will be seen when the cone angle of channel part 44 has maximum degree
Up how.In addition, how the loose thread that Fig. 6 shows yarn and lower yarn 31,32 is located in during connecing yarn and connects yarn prism
19 connect in yarn channel 20.
Have the function of the yarn splicing device 10 of embodiment as shown in Figures 2 and 3:
It is cut when for example being cleared up because of broken yarn or controlled yarn tension on a winding position 2 in cross winding automatic winder 1
When disconnected and appearance winding interrupts, the loose thread of upper yarn 31 generally falls on the friendship in the bobbin cradle 28 that may be rotatably mounted at winding position 2
The surface of winding bobbin 15 is pitched, and the loose thread of lower yarn 32 remains fixed in the yarn that slightly compartment of terrain is set to 9 top of spinning bobbin
In stretcher, because of the yarn clearer of winding position 2 triggered yarn tensioner due to dynamic yarn signal disappears
Yarn clipping function.
Then, 32 loose thread of lower yarn being maintained in yarn tensioner is taken by clamp yarn cop 25, and clamp yarn cop first turns to thus
32 loose thread of lower yarn decontroled by yarn tensioner is sucked in yarn tensioner region and there.
When for example recording the loose thread of yarn 32 under success obtains by the (not shown) sensor being set in clamp yarn cop 25,
Clamp yarn cop 25 turns to operating position thereon.Lower yarn 32 be placed at this time connect loose thread 19 connect yarn channel 20, yarn under working clamping and
It the yarn blank 11 " of the gripper member 17 ' of cutting mechanism 17 and upper thread grip and cutting mechanism 11 and is respectively arranged on and connects yarn
The yarn of 20 two sides of channel is kept in guiding piece 35.
Simultaneously or at substantially the same time, the loose thread of the upper yarn 31 fallen on cross winding bobbin 15 is also obtained.That is, suction nozzle
12 turn in the surface region of cross winding bobbin 15 and are sucked the loose thread of the upper yarn 31 on the surface.Suction nozzle 12 will be upper
Yarn 31 also connect yarn splicing device 10 connect yarn channel 20, set on connect 20 two sides of yarn channel yarn keep guiding piece 35 and on
In the yarn blank 17 " of the gripper member 11 ' of thread grip and cutting mechanism 11 and lower upper thread grip and cutting mechanism 17.
Then it connects yarn channel 20 to be closed, i.e., cover piece 23 is transferred to closed position by rotating drive mechanism 40.
After connecing yarn channel 20 and closing, yarn cutting and clamping device 11,17 is activated and upper yarn 31 and lower 32 quilt of yarn
Cutting.The loose thread of the lower yarn 32 cut away passes through clamp yarn cop 25 at this time and is disposed off, and the loose thread of the upper yarn 31 cut away passes through suction nozzle 12
It is disposed off.
It is then inhaled into it respectively from the loose thread of the upper yarn 31 for connecing the stretching of yarn channel 20 and lower yarn 32 that connect yarn prism 19
In one receiving negative pressure holding shredding pipe 34 and be ready to there.That is, the loose thread of upper yarn 31 and lower yarn 32 is keeping shredding
Its yarn twist and staple fiber are got rid of by air-flow in pipe 34.
Then, such ready loose thread of upper yarn 31 and lower yarn 32 for example passes through the quilts such as so-called (not shown) stay thimble
Pull in connect yarn prism 19 connect yarn channel 20, connect in yarn channel 20 so that loose thread is seated in scheduled overlapped degree.
Then starting connects yarn process, that is, by accordingly controlling solenoid valve, will connect yarn air 38 through air inlet 22 and be blown into and connect yarn
The channel part 44 in channel 20 makes the loose thread for the upper yarn 31 and lower yarn 32 being located in channel part 44 be vortexed by connecing yarn air 38
Winding is together.Because two channel parts 44 for connecing yarn channel 20 be respectively designed to cone shape and according to bicone form just
Position, herein, the maximum gauge of double cone body, which is located at, to be connect in the region for the center M for connecing yarn channel 20 of yarn prism 19, therefore
It connects and occurs yarn circle in the central area of yarn channel 20, have a diameter larger than the outlet side diameter of channel part 44.It means that passing through
Big yarn circle come prevent loose thread during connecing yarn because the axial flow component for connecing yarn air 38 being blown into be shifted it is logical to yarn is connect
The outlet in road 20.That is prevent yarn and lower yarn 31,32 be set to the overlapping yarn section connect in yarn channel 20 may mistake
It is short, it is engaged to be able to achieve by defined yarn.
Indeed, it is possible to connect yarn splicing device of the yarn prism with one of embodiment of the present invention by it reliably to guarantee
Always it is formed into the Yarn connecting almost as yarn.
Claims (9)
1. one kind engages the yarn splicing device (10) of the loose thread of upper yarn (31) and lower yarn (32) for air-flow, which, which has, is connect
Yarn prism (19), this, which connects yarn prism, has can receive compressed air to connect yarn channel (20), characterized in that described to connect yarn rib
The shape for connecing yarn channel (20) and there is double cone body of cylinder (19) the, wherein maximum gauge (D of the double cone bodymax)
In the region at the center (M) for connecing yarn channel (20), the minimum diameter (D of the double cone bodymin) it is arranged in institute
State the end side for connecing yarn channel (20).
2. yarn splicing device (10) according to claim 1, characterized in that described connect yarn prism (19) are with main body (41)
And at least two components (43), each component have the channel part in cone shape for connecing yarn channel (20)
(44)。
3. yarn splicing device (10) according to claim 2, characterized in that each component (43) is by bolt (42) energy
It is fixed on described connect in the main body (41) of yarn prism (19) in a detachable fashion.
4. yarn splicing device (10) according to any one of the preceding claims, characterized in that each component (43), which has, to be used
At least one air inlet (22) of yarn air (38) is connect in supply.
5. yarn splicing device (10) according to claim 4, characterized in that the loose thread can connect yarn air (38) by described
Caused scrollwork degree can be made a reservation for by the cone angle (α) of the channel part (44).
6. yarn splicing device (10) according to claim 2, characterized in that each component (43) keeps equipped with yarn
Guiding piece (35), each yarn holding guiding piece are arranged in described in the outlet side of the channel part (44) and formation and connect yarn
The extension in channel (20).
7. yarn splicing device (10) according to claim 6, characterized in that keep guiding piece (35) as the yarn and adopt
With multiple set loading boards (18), it includes the groove (27) for being designed to the structure of shape of threads that each set loading board, which has,.
8. yarn splicing device (10) according to claim 6, characterized in that each set loading board (18) is with replaceable side
Formula, which is placed in, described to be connect blending bolt (50) in the respective members (43) of yarn prism (19) and is fixed.
9. yarn splicing device (10) according to claim 6, characterized in that the yarn keeps guiding piece (35) respectively by column
Shape part (36) is constituted, and the columnar member is placed in the hole (49) of the component (43) and has the structure for being designed to shape of threads.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102017117421.4A DE102017117421A1 (en) | 2017-08-01 | 2017-08-01 | Yarn splicing device for the pneumatic joining of yarns |
| DE102017117421.4 | 2017-08-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109319594A true CN109319594A (en) | 2019-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810843893.4A Pending CN109319594A (en) | 2017-08-01 | 2018-07-27 | Yarn splicing device for air-flow engagement yarn |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2019026482A (en) |
| CN (1) | CN109319594A (en) |
| DE (1) | DE102017117421A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020036036A1 (en) | 2018-08-17 | 2020-02-20 | Kddi株式会社 | Measuring device for optical communication system |
| DE102021108703A1 (en) * | 2021-04-08 | 2022-10-13 | Saurer Spinning Solutions Gmbh & Co. Kg | Thread splicing device for a work station of a textile machine producing cross-wound bobbins |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1535828B1 (en) * | 1961-11-23 | 1969-10-23 | British Nylon Spinners Ltd | Device for connecting the ends of thread yarns by swirling the threads of overlapped yarn ends |
| DE3049426A1 (en) * | 1980-12-12 | 1982-06-16 | Maschinenfabrik Schweiter AG, 8810 Horgen | METHOD AND DEVICE FOR SPLICING TWO YARN OR THREAD ENDS |
| JPS57141366A (en) * | 1981-01-16 | 1982-09-01 | Schweiter Ag Maschf | Method and device for joining end of thread |
| JPS59124659A (en) * | 1982-11-12 | 1984-07-18 | シユバイタ−・エンジニアリング・ワ−クス・リミテツド | Method of twisting and joining tip of two yarn and centrifugal chamber for executing said method |
| DE3418396A1 (en) * | 1983-05-17 | 1984-11-29 | Murata Kikai K.K., Kyoto | SPLICING DEVICE FOR WOVEN THREADS |
| DE4420979A1 (en) * | 1994-06-16 | 1995-12-21 | Schlafhorst & Co W | Thread end preparation device for cross-wound bobbin textile machines |
| US5809761A (en) * | 1994-06-23 | 1998-09-22 | Pentwyn Splicers Limited | Pneumatic yarn splicer |
| DE10150579A1 (en) * | 2001-10-12 | 2003-04-17 | Schlafhorst & Co W | Yarn splicing unit, using compressed air to bond the yarn ends together, has a cover over the splicing channel with air escape openings |
| CN101463516A (en) * | 2007-12-18 | 2009-06-24 | 村田机械株式会社 | Splicer nozzle |
| CN103318709A (en) * | 2012-03-22 | 2013-09-25 | 欧瑞康纺织有限及两合公司 | Yarn splicing device for textile machine producing cross winding bobbins |
| CN104005127A (en) * | 2013-02-22 | 2014-08-27 | 美斯丹（意大利）公司 | Equipment connecting threads through compressed air, method thereof and related connecting head |
| CN105696126A (en) * | 2014-12-13 | 2016-06-22 | 索若德国两合股份有限公司 | Splicing channel unit, splicer and textile machine |
| DE102015016664A1 (en) * | 2015-12-19 | 2017-06-22 | Saurer Germany Gmbh & Co. Kg | yarn splicing |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3040661C2 (en) | 1980-10-29 | 1990-05-10 | W. Schlafhorst & Co, 4050 Mönchengladbach | Thread splicing device |
| JPS61257877A (en) | 1985-04-12 | 1986-11-15 | Murata Mach Ltd | Ending nozzle unit |
-
2017
- 2017-08-01 DE DE102017117421.4A patent/DE102017117421A1/en not_active Withdrawn
-
2018
- 2018-07-27 CN CN201810843893.4A patent/CN109319594A/en active Pending
- 2018-07-31 JP JP2018143233A patent/JP2019026482A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1535828B1 (en) * | 1961-11-23 | 1969-10-23 | British Nylon Spinners Ltd | Device for connecting the ends of thread yarns by swirling the threads of overlapped yarn ends |
| DE3049426A1 (en) * | 1980-12-12 | 1982-06-16 | Maschinenfabrik Schweiter AG, 8810 Horgen | METHOD AND DEVICE FOR SPLICING TWO YARN OR THREAD ENDS |
| JPS57141366A (en) * | 1981-01-16 | 1982-09-01 | Schweiter Ag Maschf | Method and device for joining end of thread |
| JPS59124659A (en) * | 1982-11-12 | 1984-07-18 | シユバイタ−・エンジニアリング・ワ−クス・リミテツド | Method of twisting and joining tip of two yarn and centrifugal chamber for executing said method |
| DE3418396A1 (en) * | 1983-05-17 | 1984-11-29 | Murata Kikai K.K., Kyoto | SPLICING DEVICE FOR WOVEN THREADS |
| DE4420979A1 (en) * | 1994-06-16 | 1995-12-21 | Schlafhorst & Co W | Thread end preparation device for cross-wound bobbin textile machines |
| US5809761A (en) * | 1994-06-23 | 1998-09-22 | Pentwyn Splicers Limited | Pneumatic yarn splicer |
| DE10150579A1 (en) * | 2001-10-12 | 2003-04-17 | Schlafhorst & Co W | Yarn splicing unit, using compressed air to bond the yarn ends together, has a cover over the splicing channel with air escape openings |
| CN101463516A (en) * | 2007-12-18 | 2009-06-24 | 村田机械株式会社 | Splicer nozzle |
| CN103318709A (en) * | 2012-03-22 | 2013-09-25 | 欧瑞康纺织有限及两合公司 | Yarn splicing device for textile machine producing cross winding bobbins |
| CN104005127A (en) * | 2013-02-22 | 2014-08-27 | 美斯丹（意大利）公司 | Equipment connecting threads through compressed air, method thereof and related connecting head |
| CN105696126A (en) * | 2014-12-13 | 2016-06-22 | 索若德国两合股份有限公司 | Splicing channel unit, splicer and textile machine |
| DE102015016664A1 (en) * | 2015-12-19 | 2017-06-22 | Saurer Germany Gmbh & Co. Kg | yarn splicing |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2019026482A (en) | 2019-02-21 |
| DE102017117421A1 (en) | 2019-02-07 |
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Application publication date: 20190212 |
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