CN101234718A

CN101234718A - Automatic spooling station

Info

Publication number: CN101234718A
Application number: CN 200810003246
Authority: CN
Inventors: R·巴迪亚利; L·贝尔托利; D·赞才; A·穆扎蒂
Original assignee: Savio Macchine Tessili SpA
Current assignee: Savio Macchine Tessili SpA
Priority date: 2007-01-29
Filing date: 2008-01-28
Publication date: 2008-08-06
Anticipated expiration: 2028-01-28
Also published as: CN101234718B; EP1950163B1; ITMI20070134A1; EP1950163A3; EP1950163A2

Abstract

Automatic spooler served by a transportation system using spool carriers with full spools and with spent spools, in which a plurality of transversal paths corresponding to the individual spooling units is inserted, served by conveyor belts and comprising a reserve position and a processing position of the spool that is unwound, in which the processing position of the spool is provided with elements for locking the spool being unwound, which lock said spool in misaligned position with respect to the transversal conveyor.

Description

Automatic spooling station

Technical field

The present invention relates to be used for to move and the apparatus and method of the control coil of wire, this coil of wire supply with the automatic spooling device respectively around roll unit or station.

Background of invention

Industrial, be extensive use of such technology, produce yarn (be generally ring spinning, it produces yarn in the coil of wire) in the first spinning stage, be the second spinning stage subsequently, wherein, yarn is unwinding from the coil of wire, its defective of purifying, and be wrapped in the bobbin again.Spinning is handled and be arranged in carrying out of spinner downstream in the volume device.

Recently, the most of technology of using the mobile coil of wire and cop usually of automatic spooling device, utilization is arranged in the coil of wire carrier supports on conveyor belt or the similar movable parts, obtain the described coil of wire and cop so that machine is delivered to the described coil of wire and cop around roll unit and from this one by one around roll unit, and in the whole motion of the coil of wire and cop and cycle of treatment, all they are bearing in vertical position on their coil of wire carrier.

Usually, described coil of wire carrier comprises the dish type pedestal, this dish type pedestal carrying vertical centering control core pin, the cop of the coil of wire is inserted on this center pin, moves, and makes coil of wire work then, particularly do not contact with them, just handle coil of wire carrier, and the coil of wire needn't contact and rub, and can be not dirty or impaired owing to contacting with machine part.

The automatic spooling device generally includes in a large number around roll unit or station, and they align by public operation and function unit and work.Be useful on the main drain passageway of using cop in the front portion of machine, be useful on the main supply passageway that will carry out at the rear portion of machine around the coil of wire of volume.This path determined by the Direction guide spare that is used for coil of wire carrier, and moves by forwarder (being generally belt or belt conveyer), and this forwarder is used for the spooling station of all alignment.Between two main channels, cross walkway forms with respectively corresponding around roll unit, and the processing of the coil of wire is carried out in roll unit at this.Such sports equipment is for example introduced in European patent 374403,374404,402630 and US Patent 4953798 and 5484115.

Cross walkway can be moved by various delivery systems, conveyor belt, band, rotating disc, pusher, revolving bar etc. relatively.Cross walkway is also determined (intersecting with them) by the Direction guide spare that is used for coil of wire carrier.Described path is in advance in respect of position, the unwinding position of one or more new standby coils of wire with used the drain position of the coil of wire: the motion between these positions is very complicated and meticulous usually with relevant control, because around volume is the processing with very high coil of wire change frequency, and the yarn from the coil of wire has very high unwinding speed, approximately 30m/sec.The present invention will make the coil of wire respectively around roll unit internal motion and handling, make it on its coil of wire carrier vertically.Describedly prepared the coil of wire of wanting unwinding by such processing before roll unit or station at one that supply with to form the automatic spooling device, this processing makes its end (common top at cop) available, so as to pick up it and begin it around volume.

Summary of the invention

Introduce the present invention below with reference to the exemplary embodiments in the automatic spooling device.

Be used for making the coil of wire respectively around the general embodiment of roll unit internal motion and the device handled, the present invention determines in first claim.

Its version or preferred embodiment are determined in dependent claims 2 to 8.

Description of drawings

By explanation, be used in the feature and advantage that respectively move and handle the device of the coil of wire around roll unit inside with clearer to the exemplary embodiments shown in Fig. 1 to 6 (as limiting examples).

Fig. 1 has represented when changing the coil of wire planar view in spooling station in-to-in cross walkway.

Fig. 2 has represented when changing the coil of wire the vertical sectional side view in spooling station in-to-in cross walkway.

Fig. 3 has represented when changing the coil of wire front elevational view in spooling station in-to-in cross walkway.

Fig. 4 has represented the planar view of spooling station in-to-in cross walkway, and wherein the coil of wire has been changed and just at unwinding.

Fig. 5 has represented the front elevational view of spooling station in-to-in cross walkway, wherein the coil of wire and beginning unwinding.

Fig. 6 has represented to have in the unwinding process according to Fig. 4 and Fig. 5 the transverse views of the path of the coil of wire.

The specific embodiment

The motion of the coil of wire and for example following the carrying out of processing.Pre-meter systems for example always occupies the spare space by two coils of wire preparing unwinding, and always occupies the processing position by the coil of wire of working.The on-cycle performance is by being exclusively used in around the control unit of roll unit (for the sake of simplicity, not shown) control, this control unit receives from the sensor signal of (this sensor is present in the each several part of component units), handle, and send instruction, so that carry out the different operating of working cycle continuously.

In Fig. 1 and 2, around roll unit be through with the coil of wire of working around volume, the line of going forward side by side volume is changed.Determine by guiding piece 2 that around the cross walkway 1 of roll unit 2 distances of opening of this guiding piece equal to carry the diameter of neck 3 of the coil of wire carrier 4 of the coil of wire 5.The described coil of wire 5 is wrapped on the cop 6, and the internal diameter of this cop 6 allows the pin 7 of coil of wire carrier 4 to introduce, and is assemblied in its inside, bottom well.Cross walkway adopts conveyor belt 8, and this conveyor belt 8 is carried coil of wire carrier along the direction of arrow T, and circulation between two relaying rollers 9 with motor-driven driving (for clear and not shown in the drawings).On two surfaces of volume device, be useful on ew line and be rolled onto the path that reaches and be used to remove the cop of the coil of wire of using.(it is corresponding to the right side part of Fig. 2) represented to be used to that ew line is rolled onto and reached the path 11 on their coil of wire carrier 4 in the top section of Fig. 1.It comprises two side guiding pieces 12, opens distance between them and allows the neck 3 of coil of wire carrier 4 to pass through, and this coil of wire carrier 4 is carried by forwarder 13, and this forwarder 13 transports the coil of wire carrier with new coil of wire in the direction of arrow A.(it is corresponding to the left part of Fig. 2) represented to be used to discharge the path 15 of the cop 6 of the coil of wire used (this coil of wire is also at their coil of wire carrier 4) in the base section of Fig. 1.It comprises two lateral guides 16, opens distance between these two lateral guides 16 and also allows the neck 3 of coil of wire carrier 4 to pass through, and this coil of wire carrier 4 is carried by forwarder 17, and this forwarder 17 moves along the arrow B direction with coil of wire carrier.

The R place is furnished with hill holder 18 in the spare space of path 1, is used to carry the coil of wire carrier of the standby coil of wire, and is furnished with hill holder 19 at the L place, position that is used to handle the unwinding coil of wire, is used to carry the coil of wire carrier of the coil of wire of working.This hill holder is opened so that once allow a coil of wire carrier to pass through, and when coil of wire carrier by after SELF CL.。At position L place, the distance between guiding piece 12 broadens, thereby transverse passageway is arranged, and this allows cross motion, and the locking coil of wire carrier 4 and its coil of wire, and these will be hereinafter with reference to figure 3 more detailed introductions.

As mentioned above, in Fig. 1 and 2, spooling station is in the coil of wire and changes structure.Hill holder 19 opens and closes: coil of wire carrier is sent to eduction gear with the cop 6 of using the coil of wire, so that be stored in the forwarder 17.Hill holder 18 opens and closes similarly: first coil of wire carrier with standby new coil of wire 5 is sent to position L by conveyor belt 8.At spare space R single coil of wire carrier is arranged: the control unit order around roll unit is picked up the another standby coil of wire from supply with loop 11.This picks up and comprises by the L shaped standoff bar 21 of control unit command driven.This standoff bar 21 that is arranged in cross walkway 1 inflow point is hinged by pin 50, and is equipped with two ends 51 and 52.In the position shown in the figure 1, the neck of the coil of wire carrier that standoff bar 21 intercepting arrives, and make it depart from conveyor belt 13 to forwarder 8, and its end 51 blocks path 11, as shown in fig. 1.The coil of wire carrier that this departs from stops, and its neck 3 is on the end 52 of standoff bar 21, and makes it enter the spooling station that (at the coil of wire carrier with the new coil of wire that will constitute the second standby coil of wire by the back) will close, as shown in subsequent figures 4.The rotation stroke that standoff bar L can carry out determines that by two limit switches (for the sake of simplicity, not shown) these two limit switches are at the interception position place of the coil of wire carrier that arrives path 11 with at the off position place around roll unit in-to-in cross walkway 1.Path 1 keeps closing by standoff bar 21, up to when roll unit needs the new coil of wire once more.Fig. 3 has represented spooling station in-to-in cross walkway cross sectional elevation of (shown in reference Fig. 1 and 2) when changing the coil of wire, and has represented the barrier system of the coil of wire carrier and the work coil of wire in more detail.At control position L place, the new coil of wire 5 that inserts in cop 6 tops by end 20 places on its conveyor belt 8, and prepares to stop.Lock Part comprises: slider 22, this slider 22 has female end 23, this female end 23 is arranged in the height place of the neck 3 of coil of wire carrier 4, and be arranged to closely be arranged on above it, this slider is driven by air cylinder 24, this air cylinder 24 can single-acting or double acting, by bar 26 and nut 27 and slide in this air cylinder 24 with slider 22 bonded assembly pistons 25;

The reception block piece 28 relative with slider 22 comprises cavity 29, and this cavity 29 can make the pedestal disk of coil of wire carrier 4 accurately pack between its basal surface 30 and tip 31.On the top surface of block piece 28, be furnished with bar 32, this bar 32 places on the opposite side of neck of coil of wire carrier 4, and it slides in hollow cylinder guiding piece 33 and returns (with slider 22 equidirectionals), the elastic reaction arrangements of elements is in this hollow cylinder guiding piece 33, backspring for example is against the effect of slider 22;

On piston 32, on reception block piece 28, be furnished with slider 36, be used for receiving the coil of wire at proper height, and form on the bottom base that places cop 6 by end 27.This slider 36 slides between guiding piece (for the sake of simplicity, not shown) along the direction identical with slider 22 in a lateral direction, and by elastic reaction element (for example backspring 38) and towards the left side counter motion.

As mentioned above, Fig. 4,5 and 6 structures of having represented in spooling station in-to-in cross walkway, wherein the coil of wire change, locking and unwinding.Can see that in Fig. 4 at this moment coil of wire carrier is delivered on the forwarder 17 with the cop 6 of using the coil of wire.Hill holder 18 is closed, and in the R of spare space, at this moment two coil of wire carriers with standby coil of wire is arranged.After the coil of wire carrier with new coil of wire (this coil of wire will replenish standby) passed through, standoff bar 21 cut out, so that prevent to enter spooling station.The coil of wire in control position L carries out unwinding and locking, and preferably with reference to shown in Figure 5, wherein, the coil of wire 5 is shown as and begins unwinding, as shown in Figure 6.

When the coil of wire carrier 4 with new coil of wire 5 arrived control position, the control unit of spooling station was ordered before carrying out unwinding once more by the new coil of wire 5 and is conducted the locking operations.Lock operation for example is as follows.With reference to figure 5, driving by air cylinder 24 (by among its right chamber 24D that charging fluid is packed into and make piston 25 and slider 22 slide according to arrow S), slider 22 promotes left by the end 23 that promotes it, so that place on the neck 3 of coil of wire carrier.By promoting the effect of slider 22 left, place the new coil of wire 5 of also preparing locking on the conveyor belt 8 with respect to path 1 cross motion, and throw off with conveyor belt 8.Therefore, coil of wire carrier 4, draw in the cavity 29 at its basal surface 30 and the pedestal disk between the tip 31.The neck 3 of coil of wire carrier self is against bar 32, and it is pushed in the guiding piece 33 and to backspring 34 applies compressive load, thereby coil of wire carrier 4 is locked between slider 22 and the bar 32.The coil of wire 5 also promotes left with coil of wire carrier.Slider 36 receives the coil of wire, and its end 27 (cop 6 places on this end 27) slides left by the counteraction of backspring 38 (this backspring 38 is compressive load also).Then, coil of wire locking successively by the pin 7 that makes its resilient abutment coil of wire carrier 4.

The cross motion of the coil of wire carrier 4 by having the coil of wire 5, this locking system can make the pedestal freedom of coil of wire carrier, its central opening 41 particularly, these central opening 41 openings and are communicated with the hole 42 at the top that is arranged in pin 7 to the basal surface of its pedestal disk.

Be furnished with air sprayer pistol nozzle 45 below control position L, it is arranged in the position with respect to conveyor belt 8 mispairing towards last, and the blocking position with respect to coil of wire carrier 4 is felt relieved from the bottom.Like this, central opening 41 can mesh with following nozzle 45, and this nozzle can be injected into compressed air jet in the cop 6, so that take out the end 20 of the coil of wire 6 and utilize it to begin the unwinding of the coil of wire self.

When the unwinding of the coil of wire 5 finished, the operational example that releasing stops was as opposite with aforementioned operation.With reference to the structure of figure 3 (but wherein, it is not the coil of wire 5, at this moment be cop 6, the winding that does not have it), by discharging the fluid of the right chamber 24D that injects air cylinder 24, the promotion of slider 22 stops, thereby piston 25 and slider 22 are slided by the impetus of spring 34 according to arrow D, wherein, this spring 34 by the effect of slider 22 self by pre-loaded.

By the effect of returning towards the right side of slider 22 and bar 32, carrying used the coil of wire carrier 4 of the cop 6 of the coil of wire to move right, and therefore was back on the conveyor belt 8, and prepared to discharge.

With respectively comparing in the prior art around inner the moving of roll unit with the system that handles the coil of wire, the apparatus of the present invention that are used to handle the coil of wire provide very big advantage, point out some advantages wherein below at least.The coil of wire high speed unwinding of work (approximately 30m/sec), and balloon (balloon) rotates as vortex: therefore, when the coil of wire does not lock well, it will be subjected to the disengagement effect, and this disengagement effect will make its cop 6 pull out from the pin 7 of coil of wire carrier 4.Because balloon is with the speed rotation of about 40000 commentaries on classics/min, the yarn of unwinding will be subjected to centrifugal effect, and produce big tensile force thus: rigid locking may make that yarn pulls away.For the yarn of crinosity yarn, illusion (fantasy) yarn and irregular winding, need special locking requirement.

Technical scheme of the present invention is estimated at first to lock coil of wire carrier, is in constant and the desired location so that guarantee its pin 7 and its neck 3.Then, the coil of wire is pushed against on the pin 7 by the cop 6 with it and locks.Order is carried out two lockings by the insertion of elastic element, and this elastic element can guarantee the vibration stress that damping is possible.Under any circumstance, pin 7 axis direction by the interlocked of edge in cavity 29 of the pedestal disk of coil of wire carrier with fixedly securing, so that in the unwinding process of the coil of wire, make the rotational trajectory maintenance of yarn constant.

The locking action of the coil of wire of unwinding is associated with the cross motion of coil of wire carrier, and the cross motion of coil of wire carrier will make airstream freely enter the basal surface and the opening 41 of its pedestal, so that pull out end 20.

Claims

1. automatic spooling device, comprise a plurality of around roll unit, these are around roll unit alignment and the coil of wire carrier (4) that is used to transport the coil of wire carrier (4) with whole coil of wire (5) and has the cop (6) of using the coil of wire by delivery system, this coil of wire carrier delivery system comprises the path (11) that is used to that ew line is rolled onto and reaches, be used to discharge the cop (6) of using the coil of wire path (15) and with respectively around the corresponding a plurality of cross walkway of roll unit (1), the coil of wire is handled in roll unit at this, this cross walkway (1) is utilized conveyor belt (8), this conveyor belt (8) is carried coil of wire carrier (4) along arrow (T) direction, wherein, each cross walkway (1) comprises spare space (R) that is used for one or more new wait coils of wire and the processing position (L) of carrying out the coil of wire of unwinding, described processing position (L) is provided with the element of the coil of wire that is used to lock unwinding, it is characterized in that: the described blocking device of the coil of wire of unwinding comprises the device (22 that is used to lock coil of wire carrier (4), 29) and be used to lock the device (36) of the cop (6) of the coil of wire, they are worked toward each other, and described blocking device makes the coil of wire (5) go up with respect to path (1) cross motion at its coil of wire carrier (4), and it and conveyor belt (8) are thrown off, thereby make the coil of wire of unwinding be locked in the mispairing position with respect to forwarder (8).

2. automatic spooling device according to claim 1, it is characterized in that: the blocking device of the coil of wire carrier (4) in control position (L) comprises slider (22), this slider slides at the height place of the neck (3) of coil of wire carrier, so that place on the described neck, thereby push coil of wire carrier to relative reception block piece (28), this reception block piece (28) comprises cavity (29) again, can accurately pack into the pedestal disk of coil of wire carrier (4) of this cavity (29), and sliding members (32) is equipped with elastic reaction element (34), so that make slider (22) motion.

3. automatic spooling device according to claim 2, it is characterized in that: sliding members (32) is arranged on the end face of block piece (28), and comprise bar (32), this bar (32) places on the another side of neck (3) of coil of wire carrier (4), and this bar slides in hollow cylinder guiding piece (33) and returns along direction identical with slider (22), and backspring (34) is arranged in this hollow cylinder guiding piece (33) and against the motion of slider (22).

4. automatic spooling device according to claim 1, it is characterized in that: the blocking device at the cop (6) of the coil of wire of control position (L) comprises slider (36), this slider (36) is arranged in and receives place, block piece (28) side, has end (27) at the proper height place, and be arranged to place on the bottom base of cop (6), thereby can slide along the direction identical with slider (22), it is opposite with the effect of elasticity retrodirective component (38).

5. automatic spooling device according to claim 1, it is characterized in that: below control position (L), have and be used to spray compressed-air actuated nozzle (45), this nozzle is arranged in the mispairing position with respect to conveyor belt (8), and centers with respect to the latched position of coil of wire carrier (4).

6. automatic spooling device according to claim 1, it is characterized in that: the inflow point in cross walkway (1) is provided with L shaped standoff bar (21), and this standoff bar (21) alternately intercepts the coil of wire carrier that arrives, have the new coil of wire and makes it deviate to cross walkway (1) and goes up and make the import of path (1) cut out.

7. automatic spooling device according to claim 6, it is characterized in that: standoff bar (21) comes hinged by pin (50), and be equipped with two ends (51) and (51), and can form the rotation stroke that is limited to two positions, these two positions arrive the coil of wire carrier and the closed line roll unit in-to-in cross walkway (1) of path (11) corresponding to intercepting.

8. automatic spooling device according to claim 7, it is characterized in that: the off position of cross walkway (1) is determined by making the coil of wire carrier that departs from lead to path (1), the coil of wire carrier that this departs from places on the end (52) of standoff bar (21), and makes the import of leading to spooling station close.