CN110023219A - The method of the yarn ends on bobbin is detected in the weaving loom for manufacturing or handling yarn and executes the device of this method - Google Patents
The method of the yarn ends on bobbin is detected in the weaving loom for manufacturing or handling yarn and executes the device of this method Download PDFInfo
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- CN110023219A CN110023219A CN201780073883.0A CN201780073883A CN110023219A CN 110023219 A CN110023219 A CN 110023219A CN 201780073883 A CN201780073883 A CN 201780073883A CN 110023219 A CN110023219 A CN 110023219A
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- China
- Prior art keywords
- yarn
- bobbin
- movable agency
- bar
- suction nozzle
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H67/00—Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations
- B65H67/08—Automatic end-finding and material-interconnecting arrangements
- B65H67/081—Automatic end-finding and material-interconnecting arrangements acting after interruption of the winding process, e.g. yarn breakage, yarn cut or package replacement
- B65H67/085—Automatic end-finding and material-interconnecting arrangements acting after interruption of the winding process, e.g. yarn breakage, yarn cut or package replacement end-finding at the take-up package, e.g. by suction and reverse package rotation
-
- 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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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Replacing, Conveying, And Pick-Finding For Filamentary Materials (AREA)
Abstract
The method and apparatus of the yarn ends on bobbin (2) are detected after being interrupted the present invention relates to the especially winding caused by being broken due to yarn (1), in the weaving loom for manufacturing or handling yarn, when after fracture, bobbin (2) is close by suction nozzle (11), and yarn (1) end is sucked into the suction nozzle from the bobbin of rotation.Bar (8) and movable agency (6) with carrying surface (5) are close to the surface (4) of the packaging (3) on the bobbin (2).The movable agency (6) moves along the direction different from bobbin (2) of rotation, wherein yarn (1) end is captured by the movement of the movable agency (6) and is retrieved from the bobbin (2), and the yarn (1) end is by carrying to the suction nozzle (11).
Description
Technical field
The present invention relates to especially as caused by yarn breakage winding be interrupted after, manufacture or handle yarn spinning
The method and apparatus that the yarn ends on bobbin are detected in loom, after yarn breakage, bobbin is approached by suction nozzle, institute
Yarn ends are stated to be sucked into the suction nozzle from the bobbin of rotation.
Background technique
In the manufacture or processing of yarn, yarn is wound on bobbin with for further processing.Due to different weeks
Yarn breakage occurs during yarn is wound on bobbin for long, scrambling etc..After yarn breakage, yarn ends
It is wound on bobbin, and for the further operating on machine, such as restores the winding of yarn, it is necessary to detect bobbin
On yarn ends, catch the yarn ends and be introduced into the proper operation mechanism of weaving loom, the mechanism executes
Further operation is to restore yarn winding.In principle, this can manually or automatically be completed, or can also be in certain
In semiautomatic-mode.
Automatically detection bobbin on yarn ends field in, for many years it is verified that successfully method be by means of
The method that suction nozzle is detected, the suction oral area of suction nozzle is close to the bobbin with desired yarn ends, wherein strong
Vacuum is supplied to suction nozzle.During the subsequent rotation of bobbin, yarn ends are inhaled into from the surface of bobbin, are thus detected
Yarn ends, wherein detected yarn ends are moved by means of the appropriate motion of suction nozzle when bobbin continues rotation
Desired locations on to machine, for executing further operation to restore to wind.
But go wrong in the case where some type of bobbin, in the bobbin, carried out by using strong vacuum
Bobbin on yarn ends it is automatic detection and it is unsuccessful or only have it is low success possibility.This may be by Multiple factors
Cause, wherein one of principal element is the fact that, during yarn breakage, generates very short free end or yarn
The end sections of end or yarn may be captured partly in packaging, and so even from the strong of known suction nozzle
Vacuum can not successfully detect the yarn on bobbin this end or end sections and be passed to restriction state or
Position.Using strong vacuum known schemes further disadvantage is that its high energy intensity needed for generating the strong vacuum.
DE102016203066 disclose it is a kind of in pirn winding machine detect bobbin on packaging on yarn ends device,
Wherein packaging is contacted with the excitating surface of the fabric made of synthetic fibers, and the excitating surface is used to excite the freedom in packaging
Yarn ends, thus the free yarn ends in the packaging are drawn into the packet being assigned on bobbin by another rotation of bobbin
In the suction orifice of the circumference of dress, thus the yarn ends are detected for further operating.The defect of the arrangement is
The relatively low reliability of detection process for stronger packaging (for example, the packaging manufactured on ring spinner), with
And the risk by damage packaging caused by being contacted with excitating surface.Further drawback is the yarn that will be excited from the surface of bobbin
Thread end is drawn into the relatively large amount that air is aspirated needed for suction nozzle.
Summary of the invention
It is an object of the invention to eliminate or at least reduce the defect of background technique, in particular, in that increasing the yarn on bobbin
The validity of end detected automatically.
The purpose of the present invention is by manufacturing or handling yarn after the winding as caused by yarn breakage is interrupted
The method of the yarn ends on the bobbin of rotation is detected in weaving loom to realize, wherein after yarn breakage, the bobbin of rotation
It is approached by suction nozzle, the yarn ends are sucked into the suction nozzle from the bobbin of rotation, the feature of the method
It is,
● so that bar and movable agency with carrying surface are close to the surface of the packaging on the bobbin；
● wherein the movable agency is moved along the direction different from the bobbin of rotation, and wherein yarn ends can described in
The movement of motivation structure is captured and is retrieved from the bobbin, wherein yarn be drawn into the movable agency and the bar it
Between space in；And
● the yarn ends are by carrying to the suction nozzle, and the yarn ends are then by sucking air stream along far from described
The direction of movable agency is drawn into the defined position in the suction nozzle, to be used for further operating.
The purpose of the present invention be also interrupted by the winding on the yarn to bobbin as caused by yarn breakage after
The device of the yarn ends on the bobbin of rotation is detected in the weaving loom of manufacture or processing yarn to realize, described device includes taking out
Nozzle is inhaled, the suction nozzle can be aligned with the packaging on the bobbin of the rotation and be connected to vacuum source, the dress
It sets and is characterized in that,
● described device includes movable agency, and the movable agency has can be close to the load on the surface of the packaging on the bobbin
Transport surface；
● wherein the movable agency can be moved along the direction different from the bobbin of rotation, to capture the yarn ends simultaneously
And it is fetched from the bobbin；And
● described device includes bar, the bar be arranged on the packaging surface and the movable agency carrying surface it
Between, enable captured yarn to be directed into the suction nozzle between the bar and the carrying surface.
It is an advantage of the current invention that increase significantly detection bobbin on yarn ends reliability, while use with
Significant lower vacuum is compared according to vacuum common in the solution of background technique, which is also applied to bobbin, wherein
Yarn ends are not only wound on bobbin but also it is even " captured " in packaging, and therefore yarn ends prevent from passing through
It is inhaled into using the strong vacuum of the prior art.
Preferably, the movable agency perforated and air by suction nozzle be drawn through the movable agency with
It captures the yarn ends and fetches it from the bobbin.This advantageously improves detect and capture the yarn ends on bobbin
The validity in portion.
Preferably, the suction nozzle is configured such that the sky in the space between the movable agency and the bar
Gas is sucked.Therefore, suction nozzle may be disposed at the sky between the rear of the bar and the carrying surface of movable agency
Between in or its can be between bar and the carrying surface of movable agency.In preferable example of the invention, bar is relative to carrying
The direction of motion on surface obliquely positions.The measure advantageously enhances the air by suction nozzle sucking in bar and carrying
The swabbing action of the yarn in space between surface.
Preferably, the bar is provided with the heavy edge of fastening, it is described fasten heavy edge advantageously limit the yarn from the bar with
The counter motion that space between carrying surface carries out.It is described to fasten the institute that heavy edge may include the direction of motion along carrying surface
The curved front part of bar is stated, wherein bar can be reversed in position with the direction of motion on carrying surface.Alternatively, the fastening
Heavy edge can be generated by another appropriate method, and/or on another part of bar, such as in the middle section of bar,
Etc..
Preferably, the leading edge of the bar or bar has the width on the carrying surface of movable agency.Movable agency can along with
The opposite direction movement of the bobbin of rotation, and can be annular movable belt or the drum surface including rotation.It is described movable
Mechanism can be made of textile material or leather or synthetic material.These measures improve the validity of this method.
Suction nozzle is preferably not shown that sensor is associated, and the sensor shows yarn ends with yarn existence
It has been aspirated into suction nozzle, is the signal of the successful detection of the yarn ends on bobbin at the same time and is intended to
Restart the signal of the subsequent operation of the winding of the yarn on bobbin, that is, for example to restore yarn manufacture or yarn treatment.
Detailed description of the invention
By means of the description of the embodiment provided by the example shown in attached drawing, the present invention be will be better understood when,
In attached drawing:
Fig. 1 shows the general principles of the invention of the first embodiment with movable agency, and the movable agency in a ring may be used
It moves the form of band and does not have front suction nozzle on the rear side of movable agency；
Fig. 2 shows the general principles of the invention of the second embodiment with movable agency, the movable agency in a ring may be used
It moves the form of band and there is front suction nozzle on the rear side of movable agency；And
Fig. 3 illustrates the overall original of the invention of the 3rd embodiment with the movable agency in the form of rotatable cylindrical surface
Reason.
Identical appended drawing reference is used for the same characteristic features in different attached drawings.
Specific embodiment
It describes the example with reference to the embodiment in the spinning machine of manufacture yarn 1 to be used to detect the bobbin in weaving loom
On yarn ends method and apparatus for carrying out the method, the yarn is wound on the bobbin 2 of rotation, described
Bobbin is rotatably installed in the machine construction of weaving loom.The yarn 1 being wound is formed on bobbin 2 with surface 4
Packaging 3.This method and device may be additionally used for handling in the weaving loom of yarn 1.
In the example of the embodiment of Fig. 1 and Fig. 2, movable agency 6 is manufactured to twine around at least two guidance belt wheels 16
Around annular movable belt, these guidance at least one of belt wheels are connected to rotating driver.In the unshowned of embodiment
In example, the system of belt wheel 16 is provided with tensioning apparatus, to ensure to maintain required tension in movable agency 6.
In the exemplary embodiment of Fig. 3, movable agency 6 is arranged to drum surface, and the drum surface is rotatable
Ground is mounted in the frame of the device for detecting 1 end of yarn and is coupled to its rotating driver.
According to preferred embodiment, carrying surface 5 has such as lower surface configuration, surface texture improvement yarn detected
1 arrives the attachment on carrying surface 5, for example, if movable agency 6 is formed by annular movable leather strap, advantageously, carriage table
Face 5 undergoes finishing process, such as grinding or other appropriate technologies (surface wrinkles, fluffing) for structuring leather surface.
For example, if movable agency 6 is provided in the form of the band made of synthetic material, carrying surface 5 or by suitable
Technology also by wrinkle otherwise its be smooth, and the attachment between carrying surface 5 and detected 1 end of yarn
It is determined by following: the material composition of movable agency 6；The surface treatment on carrying surface 5；The material composition of yarn 1；Yarn 1
Fluffing etc..But the attachment on detected yarn 1 to carrying surface 5 must be not so large that yarn 1 can by
It detects to function, and at the same time, is transferred relatively easy for the root in other steps according to the method for the present invention
According to other mechanisms of the device of the invention.
When 1 end of yarn on detection bobbin 2 on the direction of motion S1 of movable agency 6, movable agency 6 is close at it
It is aligned in the region on the surface 4 of the packaging 3 on bobbin 2 with bar 8, the leading edge 9 of the bar 8 is positioned to and works as on detection bobbin 2
The direction of motion S1 of the movable agency 6 is opposite when 1 end of yarn.The leading edge 9 of bar 8 has the carrying for being similar to movable agency 6
The width on surface 5.Space 10 is generated between the leading edge 9 of bar 8 and the carrying surface 5 of movable agency 6, the space is for capturing institute
1 end of yarn of detection and 1 end of yarn towards during the transmission of suction nozzle 11 by its bar 8 and carrying surface 5 it
Between guide, as will be described in more detail below in.
The width of 1 end detection zone of yarn on bobbin 2 determines by the width on the carrying surface 5 of movable agency 6, institute
State size of the width i.e. in the plane on carrying surface 5 on the direction vertical with the direction of motion S1 of movable agency 6.Pass through cylinder
The arrangement each other on the surface 4 of the packaging 3 on pipe 2 and will be described below in bar 8() leading edge 9 and carrying surface 5 between
The position in space 10 determine the length of the 1 end detection zone of yarn on bobbin 2, that is, the rotation along bobbin 2 of detection zone
Turn the size in direction.
Above-mentioned suction nozzle 11 by its oral area 12 with the bar 8 rear 14 and movable agency 6 carrying surface 5 it
Between space 13 it is associated or it is located between bar 8 and the carrying surface 5 of movable agency 6.In the example of embodiment
In, bar 8 is obliquely positioned relative to the direction of motion S1 on carrying surface 5.The measure enhances sucked by suction nozzle 11
Swabbing action of two air streams for the detected yarn 1 in the space 13 between bar 8 and carrying surface 5.
Suction nozzle 11 and 1 existence of yarn are not shown that sensor is associated, and the sensor has shown 1 end of yarn
It is sucked into suction nozzle 11, is the signal and purport of the successful detection of 1 end of yarn on bobbin 2 at the same time
In the signal of the subsequent operation for the winding for restarting the yarn 1 on bobbin 2, that is, for example to restore the manufacture of yarn 1 or yarn 1
Processing.
In a preferred embodiment, bar 8 is provided on the side on carrying surface 5 at it and fastens heavy edge 15, described
Fasten 1 end of yarn that heavy edge has width identical with the carrying surface 5 of movable agency 6 and is aligned on detection bobbin 2
The direction of motion S1 on period carrying surface 5.Fastening edge 15 limits space of the yarn 1 between bar 8 and carrying surface 5 and carries out
Possible counter motion, therefore increase the successful machine that 1 end of yarn detected is transferred to suction nozzle 11 from bobbin 2
Meeting, as will be described in more detail below in.In the example of embodiment, fastening edge 15 is by by the front portion of bar 8
Divide the direction of motion S1 bending along carrying surface 5 and formed, and therefore according to curved angle, which may be even
So that space 10 extends to the larger lengths on carrying surface 5, this is only limited by the leading edge 9 of bar 8 with carrying surface 5 with space 10
The case where compare for.In the unshowned example of embodiment, fastening edge 15 is generated by another appropriate method,
And/or on another part of bar 8, such as therebetween in part, etc..
Entire above-mentioned apparatus for detecting 1 end of yarn on bobbin 2 is installed in unshowned operating mechanism, borrows
Help the operating mechanism, for detecting the device of 1 end of yarn on bobbin 2 close to the table of the packaging 3 on corresponding bobbin 2
Face 4, to use desired position and reach the surface 4 of the carrying surface 5 and space 10 away from the packaging 3 on corresponding bobbin 2
Required distance.For example, operating mechanism is a part for taking care of device, the treatment device can along a line work station of spinning machine
It is arranged dynamicly, wherein each work station further includes the winding dress that yarn 1 is wound on bobbin 2 other than other mechanisms
It sets.Preferably, suction nozzle 11 can be positioned independently with high accuracy what wherein its oral area 12 was aligned with the carrying surface 5 of movable agency 6
Position with where it is possible to by the yarn ends 1 being trapped in suction nozzle 11 be transmitted to other operating mechanisms of weaving loom with
Restore yarn 1 between the position (for example, to restore the manufacture of yarn 1) of the winding on bobbin 2.
The present invention is based on following facts: the carrying surface 5 of movable agency 6 and bar 8 are close to the surface of the packaging 3 on bobbin 2
4, it is detected and the locating space 10 that is captured to generate yarn ends.During 1 end of yarn on detection bobbin 2,
Carrying surface 5 can along direction S1, along the direction different from direction S2 and preferably along and the bobbin 2 when detecting 1 end of yarn
On packaging 3 surface 4 the opposite direction direction of motion S2 it is mobile.Therefore, bobbin 2 is rotated along direction S2.In detection yarn 1
During end, the surface 4 of the packaging 3 on the advantageously very close bobbin 2 in carrying surface 5 does not contact the surface preferably, so that
The packaging 3 is not damaged.But at the same time, carrying surface 5 as close possible to packaging 3 surface 4, this is because following situation
It is the fact, closer to the surface 4 of packaging 3, then space 10 is smaller, and more may successfully detect and capture bobbin on carrying surface
1 end of yarn on 2, especially in ring spinner when.
Due to rotating bobbin 2 and the opposite or different direction of motion on carrying surface 5,1 end of yarn is captured
In space 10, and pass through the movement of movable agency 6, yarn ends are retrieved from bobbin 2, and thus the yarn ends still transmit
By space 10, until yarn ends are sent to the oral area 12 for the suction nozzle 11 that it is inhaled into.When by yarn 1 detected
When end-transfer is to suction nozzle 11, it may slid between yarn 1 detected and carrying surface 5 in space 10,
Due to the possibility conical by its shape of the packaging 3 on bobbin 2, it is impossible to fully coordinate the table of the packaging 3 of carrying surface 5 and bobbin 2
The circumferential speed in face 4, or the interim increase of the tension in the captured end sections of yarn 1 is appeared in, and therefore generate
The reaction force that the direction of motion on confrontation carrying surface 5 works, the reaction force can be broken the captured end of yarn 1
Part.By the effect of air stream sucked by suction nozzle 11 or also by certain attachment of yarn 1 to carrying surface 5
Property and it is last but edge 15 is also importantly least not sunk by the fastening on bar 8, further prevented detected yarn
1 end is pulled back to above bobbin (for example, in the packaging 3 being trapped on bobbin 2 due to a part of 1 length of yarn)
Risk, especially when detected 1 end of yarn due to overcome be trapped in packaging 3 by yarn caused by from the release yarn of bobbin 2
The resistance of the end sections of line 1 and when causing to be pulled back to above bobbin 2, when there are the captured end sections of yarn 1
In tension the interim reaction force increased and the direction of motion on the carrying surface 5 that therefore creates antagonism works when, and
The reaction force can fetch the captured end sections of yarn 1 from space 10 and as far as bobbin 2 in some cases.Yarn
Therefore suction of the line 1 into suction nozzle 11 is shown by the sensor of 1 existence of yarn in suction nozzle 11.From this
Suction nozzle 11, detected 1 end of yarn are subsequently communicated to next mechanism to restart winding processing or to restore yarn
Line 1 manufactures.
According to fig. 2 with the embodiment of Fig. 3, in order to improve detection bobbin 2 on 1 end of yarn validity, carrying surface 5
It is air-impermeable, and rear side is in the region Z close to the surface 4 of the packaging 3 on bobbin 2 on carrying surface 5 and even
The front suction nozzle 7 for being connected to vacuum source is aligned, and thus generates the first air stream being inhaled into.Front suction nozzle 7 is taken out
Suction inlet distributes to the rear side of movable agency 6.About " rear side of movable agency 6 ", mean movable agency 6 herein with examining
Close to the side that the side where the surface of the packaging 3 on bobbin 24 is opposite during surveying 1 end of yarn, for example, ring according to fig. 2
The rear side of shape movable belt or if movable agency 6 is formed into according to the cylinder of Fig. 3 be cylindrical surface interior zone,
Etc..The permeability to air on carrying surface 5 for example, by make movable agency 6 by air-impermeable material be made Lai
It realizes, the material is for example from various fabrics, permeable plastics and other suitable air-impermeable materials.It can
Selection of land passes through perforation, that is to say, that passes through suitable shape, the appropriate system of size and the through-hole of three-dimensional layout, movable agency 6
It is made air-impermeable.In this case, movable agency 6 can also be made of the impermeable other materials of air, should
Material is, for example, leather, impermeable plastics and other synthetic materials, metal etc..Obviously, movable agency 6 is for air
Permeability can be solved by different methods and by using the different materials of movable agency 6.
It is by increasing the method for detecting 1 end of yarn on bobbin 2 that front suction nozzle 7 is modified, is being carried
It transports surface 5 and into the above-mentioned approximated position of the extruded threads 10 of bobbin 2,1 end of yarn on bobbin 2 is also made by the first air stream
With first air stream is sucked by front suction nozzle 7 by carrying surface 5.By rotation bobbin 2, pass through mobile carrying
Mechanism 5 and the first air stream by being inhaled into, the end of yarn 1 be removed from the surface 4 of the packaging 3 on bobbin 2 and
Be trapped in space 10, from there through the movement of movable agency 6, the yarn ends by further carrying by space 10 and
As far as rear portion suction nozzle 11(, it is rear portion suction nozzle 11 in the example of embodiment) oral area 12, yarn ends pass through
The second air stream being inhaled into is inhaled into the oral area 12 of rear portion suction nozzle.By space 10 itself and then pass through by
The effect of two air streams of sucking, or when required by certain attachment of yarn 1 to carrying surface 5, and finally
But not least importantly also pass through the heavy edge 15 of fastening on correcting rod 8, it is therefore prevented that detected 1 end of yarn is pulled back
Possibility risk on to bobbin 2 causes in this packaging 3 being for example trapped on bobbin 2 by a part of 1 length of yarn.Yarn
Suction of 1 end of line into rear portion suction nozzle 11 is therefore by the above-mentioned sensing of 1 existence of yarn in rear portion suction nozzle 11
Device shows.From rear portion suction nozzle 11, detected 1 end of yarn is subsequently communicated to subsequent members to restore winding processing
Or yarn 1 manufactures.
It is an advantage of the current invention that increase significantly detection bobbin on yarn ends reliability, while use with
Significant lower vacuum is compared according to vacuum common in the solution of background technique, which is also applied to bobbin, wherein
Yarn ends are not only wound on bobbin but also it is even " captured " in packaging, and therefore yarn ends prevent from passing through
It is inhaled into using the strong vacuum of the prior art.
Appended drawing reference
1 yarn
2 bobbins
3 packagings
4 surfaces
5 carrying surfaces
6 movable agencies
7 front suction nozzles
8 bars
9 leading edges
10 spaces
11 rear portion suction nozzles
12 oral areas
13 spaces
14 rears
15 heavy edge
16 guidance belt wheels
The direction S1, S2
The region Z.
Claims (17)
1. the winding on a kind of yarn to bobbin (2) caused by being broken due to yarn (1) is being manufactured or is being handled after being interrupted
The method of the yarn ends on the bobbin (2) of rotation is detected in the weaving loom of yarn (1), wherein after yarn breakage, rotation
Bobbin (2) it is close by suction nozzle (11), yarn (1) end is sucked into the suction from the bobbin (2) of rotation and sprays
In mouth, the method is characterized in that,
● so that bar (8) and the movable agency (6) with carrying surface (5) are close to the surface of the packaging (3) on the bobbin (2)
(4)；
● wherein the movable agency (6) moves along the direction different from bobbin (2) of rotation, wherein yarn (1) end
It is captured by the movement of the movable agency (6) and be retrieved from the bobbin (2), wherein yarn be drawn into it is described can
In space (13) between motivation structure (6) and the bar (8)；And
● yarn (1) end is by carrying to the suction nozzle (11), and the yarn ends are then by sucking air stream edge
Direction far from the movable agency (6) is drawn into the restriction position reached in the suction nozzle (11) in the suction nozzle
It sets, to be used for further operating.
2. the method according to claim 1, wherein the movable agency (6) is perforated and air is sucked
By the movable agency (6) to capture the yarn (1) end and fetch it from the bobbin (2).
3. method according to claim 1 or 2, which is characterized in that the suction nozzle (11) is configured such that in institute
The air stated in the space (13) between movable agency (6) and the bar (8) is sucked, and the yarn is pulled through the sky
Between.
4. according to claim 1 to method described in 3, which is characterized in that the bar (8) is provided with fastening and sinks edge (15), described
It fastens heavy edge and limits the reversed fortune that space (13) of the yarn (1) between the bar (8) and the carrying surface (5) carries out
It is dynamic.
5. according to claim 1 to method described in 4, which is characterized in that the movable agency (6) edge and the rotation
The opposite direction movement of bobbin (2).
6. according to claim 1 to method described in 5, which is characterized in that the movable agency (6) include annular movable belt or
Including rotatable drum surface.
7. according to claim 1 to method described in 6, which is characterized in that by sensor relevant to the suction nozzle (11)
To show that the yarn (1) end has been aspirated into the suction nozzle (11).
8. the winding on a kind of yarn to bobbin (2) caused by being broken due to yarn (1) is being manufactured or is being handled after being interrupted
The device of the yarn ends on the bobbin (2) of rotation is detected in the weaving loom of yarn (1), described device includes suction nozzle
(11), the suction nozzle can be aligned and be connected to vacuum source, institute with the packaging (3) on the bobbin (2) of the rotation
Device is stated to be characterized in that,
● described device includes movable agency (6), and the movable agency has can be close to the packaging (3) on the bobbin (2)
Surface (4) carrying surface (5)；
● the direction that wherein movable agency (6) can be different along bobbin (2) from rotation moves, to capture the yarn
(1) end and it is fetched from the bobbin (2)；And
● described device includes bar (8), and the bar is arranged on the surface of the packaging (3) and the load of the movable agency (6)
It transports between surface (5), captured yarn is enabled to be directed into the pumping between the bar and the carrying surface (8)
It inhales nozzle (11).
9. device according to claim 8, which is characterized in that suction nozzle (7) is arranged in the movable agency (6)
Portion, the movable agency are perforated, and air is sucked to capture the yarn (1) end and by it from institute by perforation
Bobbin (2) is stated to fetch.
10. device according to claim 8 or claim 9, which is characterized in that the suction nozzle (11) is arranged on positioned at described
In space (13) between the rear (14) of bar (8) and the carrying surface (5) of the movable agency (6) or it is positioned at described
Between bar (8) and the carrying surface (5) of the movable agency (6).
11. the device according to claim 8 to 10, which is characterized in that the suction nozzle (11) and yarn (1) existence
Sensor it is related, the sensor shows that the yarn (1) end has been aspirated into the suction nozzle (11).
12. the device according to claim 8 to 11, which is characterized in that the movable agency (6) be annular movable belt or
Including rotatable drum surface.
13. the device according to any one of claim 8 to 12, which is characterized in that the bar (8) is provided with the heavy edge of fastening
(15), the heavy edge of the fastening includes the curved front part of the bar (8) and the counter motion for limiting the yarn (1).
14. the device according to any one of claim 8 to 13, which is characterized in that the bar (8) and the movable agency
(6) the direction of motion (S1) is reversed in position.
15. the device according to any one of claim 8 to 14, which is characterized in that the bar (8) and the carrying surface
(5) the direction of motion (S1) obliquely positions.
16. the device according to any one of claim 8 to 15, which is characterized in that the bar (8) or the bar (8)
Leading edge (9) have the movable agency (6) carrying surface (5) width.
17. the device according to any one of claim 8 to 16, which is characterized in that the movable agency (6) is by fabric material
Material or leather or synthetic material are made.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CZ2016-746 | 2016-11-30 | ||
| CZ2016-746A CZ2016746A3 (en) | 2016-11-30 | 2016-11-30 | A method of finding the end of the yarn on the bobbin of a textile machine producing or processing yarn and a device for its implementation |
| PCT/IB2017/057254 WO2018100464A1 (en) | 2016-11-30 | 2017-11-20 | Method for detecting the yarn end on a bobbin in a textile machine producing or processing yarn and a device for performing the method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110023219A true CN110023219A (en) | 2019-07-16 |
| CN110023219B CN110023219B (en) | 2021-06-15 |
Family
ID=67187916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780073883.0A Active CN110023219B (en) | 2016-11-30 | 2017-11-20 | Method and device for detecting the end of a thread on a rotating bobbin in a textile machine |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP3548410B1 (en) |
| CN (1) | CN110023219B (en) |
| CZ (1) | CZ2016746A3 (en) |
| WO (1) | WO2018100464A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111455527A (en) * | 2020-04-13 | 2020-07-28 | 佛山市澳弘纺织服装有限公司 | Efficient rapier weaving machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020058775A1 (en) | 2018-09-19 | 2020-03-26 | Maschinenfabrik Rieter Ag | Method of operating a service robot of a ring spinning machine |
| CH715390A1 (en) | 2018-09-27 | 2020-03-31 | Rieter Ag Maschf | Method for operating a ring spinning machine. |
| CZ2019390A3 (en) | 2019-06-19 | 2020-12-30 | Rieter Cz S.R.O. | The service robot of the ring spinning machine, the ring spinning machine and the method of operation of the service r |
| CN113148753A (en) * | 2021-03-23 | 2021-07-23 | 浙江理工大学 | Yarn bobbin thread suction detection device and method |
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| CN111455527B (en) * | 2020-04-13 | 2021-06-01 | 佛山市澳弘纺织服装有限公司 | Rapier loom |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018100464A1 (en) | 2018-06-07 |
| EP3548410B1 (en) | 2021-04-07 |
| CZ2016746A3 (en) | 2018-06-13 |
| CN110023219B (en) | 2021-06-15 |
| EP3548410A1 (en) | 2019-10-09 |
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