DE102006007922A1 - Rail-mounted service unit for textile assembly cross-winding station has lifting eyes for removal and replacement - Google Patents

Abstract

A service unit for a textile thread cross-winding unit has a rail-mounted chassis with a chain-supported electrical and pneumatic power supplies, plus data cables. The chain is suspended from a rider above textile machine. The cable rider and service unit are linked by a drawbar. The service unit has winch lifting eyes (19) for lifting/lowering to/from the rails. The service unit has snap-fit connectors for the rider drawbar and connectors for the electrical and pneumatic fittings, and data cable.

Description

The The invention relates to a service unit for automatic supply the jobs of a cheese-producing textile machine according to the generic term of claim 1.

Service units, the textile machines manufacturing the work stations of cross-wound bobbins automatic have been known for a long time and in various patent applications described in detail.

It are both different embodiments of such service units known, as well as various methods, such as such service units can be used advantageously to optimally supply the workstations of the textile machines. For example, it is not new in this context that several each identically trained service units at the same time a textile machine producing cross-wound bobbins are used.

In the DE 199 30 644 A1 , of the DE 101 48 330 A1 or the EP 0 308 711 A1 Textile machines producing cross-wound bobbins are described in which at least two service units each work on each of the two sides of the machine.

The Utilization of the service units used depends strongly on the respective Garnparametern, in particular of the yarn number and the yarn material and can change considerably from yarn lot to yarn lot.

at fine yarns woven from premium master stock, For example, one service unit per machine side of the textile machine completely be sufficient while for coarse yarns, especially if the original material is less good is two service units per machine side of the textile machine be well used.

It It is also known to design and / or arrange the service units in this way. that, for example, a serviceable service unit so can be positioned that the operation of the remaining service units not hindered.

In the DE 36 02 961 A1 or the DE 199 30 644 A1 For example, service units are described which can be moved along the working stations of the textile machine during normal operation via a chassis on rails which are fixed to a superstructure of the textile machine.

The Service units have a relative to their chassis slidably mounted body which can be moved to a maintenance position as needed, that the various, arranged on the main body controls of the service unit freely accessible are.

The obstructed in a maintenance position positioned service unit while the supply of the work stations of the textile machine through the other service units are not.

By the DE 101 30 467 A1 It is also known to extend the rails for such as service runners designated service units beyond the actual work area addition and thereby to create a special service position.

Maintenance-needing operator can in this Service position can be parked without the operation of others control runner is impaired.

The known service units are usually via a so-called drag chain device energized. This means, such a drag chain device usually has beside a cable for electrical Energy, at least one hose for the supply of compressed air and data lines on.

The Drag chain is about in the middle of the textile machine with a End attached to a junction and with its opposite end connected with a cable cart.

Of the Cable cart is running in a separate lane above the drag chain and is over a drawbar connected to the service unit.

The is called, the service unit moves over the Tilt the cable cart and this will roll up the tow chain or from. A disadvantage of this proven arrangement, however, is that both the drawbar and the various energy and Data lines are connected to the service unit that An attachment or removal of the service unit from a textile machine only by trained specialist personnel, such as locksmiths and / or Electrician can be made.

Of the Attachment or removal of a service unit from a textile machine also designed relatively complex and is therefore relatively time consuming.

Japanese Laid-Open Patent Application 563-3261 also describes a mobile transfer device which can be moved along rails on one of the head sides of textile machines and with the aid of which a sleeve changer of a textile machine can be converted to another textile machine.

The Umsetzzeinrichtung has a device that makes it possible the sleeve changer to take on a textile machine, to another textile machine to transport and then to to hand these over.

The Implementing device has for that purpose over a telescopic rail system that can be connected to the stationary rails if required a textile machine can be coupled so that continuous rail tracks arise over the the sleeve changer can be pushed onto the transfer device or on the sleeve changer can be transferred from the transfer device to another textile machine.

Of the JPOS 56-3261, however, no indications are removable, which kind of power supply of the tube changer or as when converting the sleeve changer with the power supply this operator is moved.

outgoing From the aforementioned prior art, the invention is the task based on developing service units that are designed to that they can be used flexibly if required.

The is called, the service units should be designed so that when needed the number of textile machines producing on a cheeses make Service units fast and uncomplicated to the requirements the respective textile machine is customizable.

These Task is achieved by service units solved, as described in claim 1.

advantageous Embodiments of the invention are the subject of the dependent claims.

The formed according to the invention Service units have the particular advantage of being available when needed easily from a cross-wound producing textile machine to a be converted to other cheese-producing textile machine can.

The for the Implementation needed Staff needs to over have no special knowledge, this means, for the Implementing these service units will not require any special specialists, such as locksmith or electrician needed.

The inventive service unit can rather, after removing one in the connection area drawbar / service unit arranged, easily detachable Coupling device and pulling some into the energy or Data lines switched on connectors, the most accessible on the top of the service unit are positioned by means of a Maintenance help easily removed from the textile machine and transferred to another textile machine where the service unit just as easily reinstalled and made ready for use can.

As set forth in claim 2 is in an advantageous embodiment provided that the drawbar, about the the service unit with a on the superstructure of the textile machine movable cable carriage is connected by means of socket pins, the secured by locking springs, to a Traverse of the superstructure of the service unit is connected.

The means, after pulling the locking springs can Removed locking pin in a simple way and the drawbar easily disconnected from the service unit.

For such Action requires no special knowledge nor does special tools have to be used become.

The in the claims 3 and 4 described training, at the end of the pneumatic and electrical power supply lines and the data lines Connector plugs are arranged, which with appropriate connection sockets correspond to the service unit, doing one on different Subjects, in particular in electrical engineering, well proven connectivity which can also be handled easily and safely by non-specialists is.

different Connectors or sockets ensure that it especially when re-connecting the service unit not can lead to confusion of energy or data lines.

As described in claim 5, in an advantageous embodiment Furthermore be provided that in the electrical power supply line a switching means is arranged.

The is called, by operation This switching means can de-energize the electrical connector can be switched and then safely separated at any time together become.

Corresponding is in an advantageous embodiment in the pneumatic compressed air line a valve turned on (claim 6).

By activity This valve can depressurize the compressed air line in a simple manner switched and then the connector can be easily separated or assembled.

As Described in claim 7, has the service unit further via switches that have a coding enable the control device of the service unit.

The is called, can be set, for example, in which of these switches For example, the four working areas of the cheeses producing Textile machine the service unit after its implementation work should.

The The maintenance aid described in claim 8 for converting a service unit points in an advantageous embodiment a fixed for example on a mobile pallet support frame on, with eyelet hook equipped with appropriate slings on the service unit correspond.

To the Removing the service unit from the rails of a cross-wound bobbin need to manufacturing textile machine only, as described above, the coupling device the drawbar solved, the power and data lines by pulling the connectors separated, pushed the pallet truck with its support frame on the service unit and the eye hooks be hung in arranged on the service unit slings. Subsequently may, for example, after the removal of some attachments, for example two rollers, the service unit easily from its rails lifted, transported to another textile machine and there be easily connected to the rail.

To the joining the plugins and coding the workspace is that Service unit on the new textile machine ready for use again.

As Indicated in claim 9, the support frame, in which the service unit hung for transport Of course, too handled by a means of transport other than by a lift truck become. It can, for example, a forklift for use come out of the supporting frame with the hinged service unit of one Textile machines transported to another textile machine.

The Invention is described below with reference to an illustrated in the drawings embodiment explained in more detail.

It shows:

1 in side view, a workstation of a cheese-producing textile machine with a service unit, which is arranged easily removable on rails of the textile machine,

2 schematically a top view of a cross-wound producing textile machine, which is equipped so that can work on each side of the machine two service units,

3 a perspective view of the traverse of a service unit with the coupling area service unit / drawbar and the connectors for the power and data lines,

4 a perspective view of the drawbar of the cable car of the drag chain device,

5 a maintenance aid for removing a service unit from the rails of a textile machine.

In 1 is a side view of a half of a cross-wound producing textile machine, in the present case an open-end rotor spinning machine 1 represented.

Such textile machines have, as is known, a plurality of similar jobs 2 on, inter alia, each via an OE spinning device 3 as well as a winding device 4 feature.

On these jobs 2 becomes sliver 6 that in sliver cans 5 stockpiled, to threads 7 spun, then on the winding devices 4 to cheeses 8th be wound up.

As in 1 indicated, are the winding devices 4 with a coil frame 9 for rotatably supporting a cheese package and with a winding roller 11 for frictionally driving the cheeses 8th fitted.

The coil frame 9 is at least about a pivot axis 15 limited rotatably mounted.

Such open-end rotor spinning machines 1 As a rule, they also have a cross-bobbin transport device 12 to dispose of finished cross-wound bobbins 8th on, that is, of cheeses 8th that have reached their intended diameter.

On or on the open-end rotor spinning machine 1 are, at corresponding rails 10 respectively. 20 movable, work independently de Service units 16 arranged during the spinning operation along the jobs 2 the open-end rotor spinning machine 1 patrol and intervene automatically when at one of the jobs 2 a need for action arises.

Such a need for action exists, for example, if at one of the jobs 2 one of the cheeses 8th has reached its prescribed diameter and must be replaced with a new cheese package.

Such, for example in the DE 35 43 572 C2 described service units have a variety of handling elements, which are known per se and described in detail in the aforementioned patent application.

In The figures of the present patent application was for clarity Half on the presentation of these known handling elements waived.

The service units 16 are via a so-called drag chain device 51 supplied with both electrical and pneumatic energy.

About the drag chain device 51 or corresponding data lines 32 . 33 are the service units 16 also to a central control unit 17 the open-end rotor spinning machine 1 connected.

The drag chain device 51 points, as in the 1 or the 2 indicated, a drag chain channel 52 on, preferably in two parallel drag chain rollerways 53A and 53B is divided.

In each of these drag chain runways 53A and 53B are when the textile machine 1 for use of two service units 16 designed per machine side, behind each other two separate drag chains 49 guided.

The drag chains 49 are at one end at each in about the middle of the open-end rotor spinning machine 1 arranged connection point 50 fixed and each with its opposite end to a cable cart 24 connected, slidable on one of the drag chain runways 53A respectively. 53B of the drag chain channel 52 are installed.

The cable cars 24 are in turn each about a drawbar 23 to a crossbeam 34 one of the service units 16 connected.

The drawbar 23 is via a mechanical coupling device 22 , easily detachable, with the crossbar 34 of the service aggregate 16 connected.

Details of these coupling devices 22 will be later based on the 3 and 4 explained.

As in 3 are hinted that are in the drag chains 49 embedded power and data lines 30 - 33 so in the cross-section hollow drawbar 23 misplaced that the power and data lines 30 - 33 detachable on the crossbar 34 a service aggregate 16 36 - 39 can be determined.

Both the pneumatic power supply line 30 as well as the electrical power supply line 31 In this case, each end has a connector 40 respectively. 41 on, with an appropriate socket 36 respectively. 37 on the service unit 16 corresponds.

The data lines are also corresponding 32 and 33 with connection plugs 42 respectively. 43 equipped in associated sockets 38 respectively. 39 are definable.

That is, the power and data lines 30 - 33 are each about easily detachable connectors 25 - 28 to the individual service units 16 connected.

As in 1 also indicated, are on the service unit 16 also stop means 19 provided for the transport of the service unit 16 by a (in 5 shown) maintenance help 21 facilitate.

In 2 is a cheese-making textile machine 1 schematically shown in plan view.

Such textile machines have, as is known, between their end frames 13 and 14 a large number of jobs arranged side by side in rows 2 on.

These on both sides of the machine long sides of the open-end spinning machine 1 arranged jobs 2 be in the embodiment by service units 16A . 16B . 16C supplied, as explained above, to rails 10 . 20 guided and their control devices, for example via a machine bus 18 both with each other and with the central control unit 17 the textile machine 1 are connected. The service units 16 are doing over a usually above the textile machine 1 , in the region of the longitudinal center axis of the textile machine 1 arranged drag chain device 51 provided.

That is, in the drag chain runways 53A and 53B a drag chain channel 52 are cable cars 24 slidably mounted, to the respective drag chains 49 are connected.

The drag chains 49 are also at junctions with their opposite ends 50 set at about the middle of the textile machine 1 are arranged.

In the drag chains 49 are power supply lines 30 and 31 as well as data lines 32 . 33 embedded over the cable cart 24 as well as the drawbar 23 of the cable cart 24 to the service unit 16 can be connected.

That is, those in the drag chains 49 extending power supply lines 30 and 31 as well as the data lines 32 . 33 are via connectors 25 - 28 to the service unit 16 connected.

The 3 schematically shows a plan view of the coupling region 22 a service aggregate 16 ,

One to a cable car 24 rotatably connected drawbar 23 is about socket pins 29 caused by spring elements 35 are secured, if necessary, easily detachable, to the traverse 34 a service aggregate 16 connected.

As can be seen, are formed within the drawbar, for example, as a hollow square tube 23 a pneumatic power supply line 30 , can be supplied via the compressed air, an electrical power supply line 31 as well as data line 32 and 33 arranged.

The aforementioned lines, the end each have different connector 36 - 39 wear, correspond with appropriately trained connection sockets 40 - 43 on the service unit 16 ,

That is, the connector 36 - 39 and the connection sockets 40 - 43 form easily accessible and, if necessary, easily detachable connectors 25 - 28 ,

Preferably, the pneumatic power supply line 30 is also a valve 45 switched on, by means of which the connector 25 can be depressurized.

Furthermore, a switching means is preferably in the electrical power line 44 incorporated, which allows the connector 26 to de-energize when required.

By means of the coding switch 54 can service the relevant service 16 also be set to the work area that the service unit 16 on the new textile machine.

In 4 is in perspective a drawbar 23 represented over which the energy as well as the data lines 30 - 33 from the drag chain device 51 to a service unit 16 can be transferred.

The drawbar 23 having a hollow profile is about a pivot axis 59 to a cable car 24 connected, which, as already explained above, movable in one of the drag chain rollerways 53A respectively. 53B is stored.

Inside the drawbar 23 are clamping means 60 for fixing the power and data lines 30 - 33 intended.

Besides, to the drawbar 23 via a pivot pin 58 a connection head 57 connected, in turn, over easily removable if necessary socket pin 29 to the traverse 34 of the service aggregate 16 is connectable.

The socket pins 29 are in their installed position thereby by locking springs 35 secured.

In the 5 illustrated embodiment of a maintenance aid 21 consists essentially of a support frame 48 with eyelet hook 47 ,

The supporting frame 48 is for example on the platform 56 a lift truck 46 set as known, in the vertical direction V is adjustable.

The pallet truck 46 is also with a chassis 55 equipped and can therefore if necessary at each of the jobs 2 one of the textile machine 1 be positioned so that the eye hooks 47 easily in the slings 19 a service aggregate 16 can be hung.

That means each of the service units 16 can after releasing the coupling device 22 and pulling the connectors 25 - 28 in the shortest possible time, even by personnel who need not have special expertise, from the rails 10 a textile machine 1 taken off and as needed to another textile machines 1 be transported, where the service unit 16 can be easily reinstalled and made ready for use.

Claims (9)

Service unit for automatic supply the jobs of a cross-wound producing textile machine, with a supported on rails chassis, a drag chain device for electrical and pneumatic power supply of the service unit and data lines, the drag chain device has a movable on a superstructure of the textile machine cable trolley and a switched between cable car and service unit drawbar, characterized in that the service unit ( 16 ) with lifting means ( 19 ) for applying a maintenance aid ( 21 ), by means of which the service unit ( 16 ) of the rails ( 10 . 20 ) can be lifted that the service unit ( 16 ) via an easily detachable coupling device ( 22 ) mechanically with the drawbar ( 23 ) of the cable cart ( 24 ) of the drag chain device ( 51 ) and that connectors ( 25 . 26 . 27 . 28 ) are provided, the simple and easy connection or disconnection of the electrical and pneumatic power lines ( 30 . 31 ) as well as the data lines ( 32 . 33 ) of the service aggregate ( 16 ) enable. Service unit according to claim 1, characterized in that the drawbar ( 23 ) via socket pins ( 29 ) to a crossbeam ( 34 ) of the service aggregate ( 16 ) is connectable, wherein the locking pins ( 29 ) in turn by easily releasable locking springs ( 35 ) are secured. Service unit according to claim 1, characterized in that in the drawbar ( 23 ) arranged pneumatic and electrical power supply lines ( 30 . 31 ) as well as the data lines ( 32 . 33 ) at each end with different connection plugs ( 40 . 41 . 42 . 43 ), which are equipped with appropriate, on the service unit ( 16 ) installed sockets ( 36 . 37 . 38 . 39 ) correspond. Service unit according to claim 3, characterized in that the plug connections ( 25 . 26 . 27 . 28 ) accessible from the outside in the area of the traverse ( 34 ) of the service aggregate ( 16 ) are arranged. Service unit according to claim 3, characterized in that in the electrical power supply line ( 30 ) a switching means ( 44 ), which makes it possible to connect the electrical connector ( 26 ) to de-energize. Service unit according to claim 3, characterized in that in the pneumatic power supply line ( 31 ) a valve ( 45 ), which enables the pneumatic connector ( 25 ) depressurized. Service unit according to claim 1, characterized in that on the service unit ( 16 ) Coding switch ( 54 ) are arranged, the a defined setting of the service unit ( 16 ) on the future work area on the textile machine ( 1 ) enable. Service unit according to claim 1, characterized in that the service unit ( 16 ) with lifting means ( 19 ), with eyelet hooks ( 47 ) on a maintenance aid ( 21 ), whereby the maintenance aid ( 21 ) one on a mobile pallet truck ( 46 ) arranged support frame ( 48 ), which is a removal or an attachment of the service unit ( 16 ) of the rails ( 10 . 20 ) of the textile machine ( 1 ). Service unit according to claim 1, characterized in that the service unit ( 16 ) with lifting means ( 19 ), with eyelet hooks ( 47 ) on a maintenance aid ( 21 ), whereby the maintenance aid ( 21 ) a supporting frame ( 48 ), which is a removal or an attachment of the service unit ( 16 ) of the rails ( 10 . 20 ) of the textile machine ( 1 ) and which can be handled by a forklift.