CN102031597A

CN102031597A - Feeding device of a fibre preparation line for carding

Info

Publication number: CN102031597A
Application number: CN2010102192084A
Authority: CN
Inventors: 马里奥·马舍雷蒂
Original assignee: Marzoli SpA
Current assignee: Marzoli SpA
Priority date: 2009-06-30
Filing date: 2010-06-30
Publication date: 2011-04-27
Also published as: ITBS20090120A1; EP2295620A1; BRPI1002301A2

Abstract

A feeder device (4) of a machine on a processing line preparing fibre for carding, comprising a cleaner roller (4a) and a feeder roller (4b), downline of the cleaner roller, and separation devices for separating or keeping separated the incoming flow of fibre into two or more flows of fibre to feed to the machine downline.

Description

Feeder unit for the machine on the machining production line of comb and parallel cotton fibers prior to spinning preparation fiber

Technical field

The present invention relates to feeder unit for the machine on the processing line of comb and parallel cotton fibers prior to spinning preparation fiber.For example, the present invention relates to be used for the feeder unit of axial-flow type opener.

Background technology

As everyone knows, in order to obtain textile yarn from fiber, must carry out many process operations on fiber, removing the impurity and the dust of fiber, aligned fibers is also carried out tractive to fiber.Obtain the fiber silver by such process operation, and for example on fine spining machine, this fiber silver is processed subsequently, thereby obtain yarn.

On different machines, carry out process operation,, be preferably in several different and feeding stages and carry out these operations because in order to obtain excellent product.

Particularly, in the exemplary fiber processing line, bundled fiber is picked up by pick device, to obtain the fibre bundle by gas delivery.

The fiber of bunchy is processed as the stone that mixes with fibre bundle or the device of ferrous material being used for removing impurity subsequently, pass through the axial-flow type opener afterwards, fibre bundle experiences the shredding first time of fiber and separates the first time of impurity in this axial-flow type opener.

Subsequently, fiber experiences further cleaning, alignment and tractive operation to obtain the fiber silver in horizontal opener and carding machine.

At present, feel to make the fiber process line can process more and more a large amount of fibers consumingly.

In order to increase the amount that to process, with the length of working width, diameter or the shredding spool of new engine these to be designed and sized to proportional amplification in no case be effective, the quantity that increases machine neither be effective because this bring the sizable technology of machine manufacture view and construction problem, the layout difficulty that produces because of overall dimension, high cost and through the defective of the quality aspect of processing fiber bundle.

Particularly importantly the design of axial-flow type opener, because it represents first machine of processing line, the shredding therein of the fiber of bunchy is also removed thick impurity.

The fiber of bunchy leaves has higher significant aspect the efficient of the process operation that the residing condition of axial-flow type opener carries out in the downstream of opener own.

Particularly, how the high flow capacity fiber that determine to have arrived opener produces still by contaminating impurity and the fibre bundle that tangles very much in outlet, and this is not satisfied for the good efficiencies of other downstream process operation.Simultaneously, have been found that how the fibre bundle that leaves when being high when the fiber flow is being uneven aspect the physical characteristic.

On the contrary, determined how the low discharge fiber that enters opener is converted into the fibre bundle through processing that has than good quality, and it also shows uniformity in the physical characteristic aspect.

Summary of the invention

The objective of the invention is to make the feeder unit of preparing the machine on the machining production line of fiber for comb and parallel cotton fibers prior to spinning can overcome the defective of prior art and satisfy above-mentioned requirements, and can handle and keep the uniformity of the physical characteristic of high fibre bundle quality and fibre stream particularly high fibre stream.

Realize this purpose by the feeder unit of making according to claim 1.The claim that is subordinated to this claim is described the variant of embodiment.

By the following description that provides the feature and advantage according to feeder unit of the present invention are become apparent.

For the clarity that illustrates, specifically illustrate and described the feeder unit that is used for the axial-flow type opener.Should be appreciated that and the present invention relates to also the feeder unit that can combine and use with other machine on the processing line of preparing fiber for comb and parallel cotton fibers prior to spinning.

Description of drawings

Accompanying drawing comprises:

-Fig. 1, it has shown and has had the vertical sectional view that comprises according to the equipment of the opener of the feeder unit of the variant of embodiment of the present invention;

-Fig. 2, it shows the stereogram of observing from the top that does not have cover of feeder unit of the equipment of Fig. 1;

-Fig. 3, it illustrates the feeder unit of the Fig. 2 that comprises cover portion;

-Fig. 4, it has shown the cutaway view according to the equipment that has supply line of an embodiment; And

-Fig. 5, it has shown the cutaway view according to the equipment that has supply line of another embodiment.

The specific embodiment

With reference to accompanying drawing, reference number 1 index strip generally is useful on the equipment of the axial-flow type opener that is processed into bundle fiber, and this equipment constitutes the part of fiber process line.

According to an embodiment, this equipment comprise have two or more branches 2 ', 2 " single input channel 2, so that the fiber to be processed that for example comes from pickup unit is carried (Fig. 4).

According to another embodiment, this equipment comprises input channel 2a, the 2b of suitable separation, carries (Fig. 5) to treat processing fiber.

It should be noted that and in Fig. 4 and Fig. 5, for purpose of explanation, pipeline is illustrated vertically; And in actual conditions, obviously, these pipelines extend along horizontal axis.

This equipment comprises feeder unit 4, and this feeder unit 4 is used for fiber is delivered to downstream machine, also is applicable to particularly to separate the air that has dust from fiber.

For example, by the swabbing action that is arranged on the fan 5 in the device 4 self fiber to be processed is carried to device 4.Aerojet pipeline 6 stretches out from installing 4, is used to make the air A that has dust that is sucked to discharge.

According to a variant of embodiment, fan is arranged on device 4 outsides.

Feeder unit 4 comprises the clearer 4a with surface holes, pumps out from surface holes by the air A that will have dust with being operatively connected of fan 5.

In addition, feeder unit 4 comprises on the down direction of clearer 4a to sending roller 4b, gives to send roller 4b to be applicable to that fiber with dedusting takes out from clearer 4a and with its downstream transport.

For example, give and send roller 4b to comprise cylindrical body 4b ' and a plurality of axial ratchets (pallets) 4b ", a plurality of axial ratchet 4b " separate from the outstanding also angle of cylindrical body 4b ' with radial manner.Described axial ratchet 4b " is applicable to and nuzzles up on clearer 4a to pick up fiber and with its downstream transport.

In addition, assembly 1 comprises axial-flow type opener 8, and axial-flow type opener 8 is arranged in the downstream of feeder unit 4 and comprises flow ipe 10, and flow ipe 10 is connected to described feeder unit 4 with axial-flow type opener 8.

Sent roller 4b on flow ipe 10 up directions, to be close to placement.

Flow ipe 10 general longshore currents are gone into axis X and are extended, and flow into axis X and are arranged vertically substantially with respect to the ground T that opener is located.

Preferably, opener 8 comprises box-shaped enclosure (wrapping) 12, and flow ipe 10 is carried fiber to be processed to this box-shaped enclosure 12.

According to a preferred implementation, flow ipe 10 comprises initial part 14, and initial part 14 for example has from the upstream downstream promptly from the cross section of feeder unit 4 to opener box-shaped enclosure 12 linear tapered.

Opener comprise first opening roller, 16, the first opening rollers 16 be arranged in first cabin 18, for motor-driven and rotate around rotation Y.

First roller 16 has first fibre-opening unit having, and first fibre-opening unit having is distributed on the lateral surface and is applicable to catches fibre bundle to make the fibre bundle shredding when fibre bundle is pulled.

For example, described fibre-opening unit having comprises a plurality of nails 20, a plurality of nails 20 from the lateral surface of roller outstanding and have a straight line or pattern that be interrupted or branch to have a plurality of tips.

Preferably, nail 20 is arranged along the imaginary screw line of describing on the lateral surface of roller.

Opener 8 also comprises second opening roller 22, second opening roller 22 is arranged in second cabin 24, for motor-driven and around second rotation Z rotation, the second rotation Z with substantially parallel through the horizontal plane (with respect to ground T) of the rotation Y of first roller 16 and for example with this horizontal plane coplane.

Second roller 22 has second fibre-opening unit having, and second fibre-opening unit having for example is distributed in lateral surface with 26S Proteasome Structure and Function and the similar mode of above-mentioned fibre-opening unit having.

Flow ipe 10 is same up to first cabin 18 and second cabin 24 with fiber to be processed.

In addition, opener 8 comprises that first flows out the pipeline 30 and the second outflow pipeline 28, first flows out pipeline 30 communicates with first cabin 18 and is used for fiber given and delivers to the subsequent operation station, and second flows out that pipeline 28 communicates with second cabin 24 and it also is intended to fiber to delivering to the subsequent operation station.

For example, equipment 1 comprises the fan 40 that is connected with the outflow pipeline 28,30 of opener 8, so that fiber to be processed is aspirated to flowing out pipeline 28,30 through

cabin

18,24 from flow ipe 10.

Equipment 1 also comprises separator, separator is arranged in feeder unit 4 and the flow ipe 10, and be applicable to treat in the porch of cleaning device 4 that processing fiber stream separates and with fibre stream to be processed towards first cabin 18 of opener 8 and towards 24 guiding of second cabin.

For example, separator comprises separates walls 42, separates walls 42 for example from the entrance extension that leads to feeder unit 4 to the input of leading to the opener cabin and have an inner edge 42a, inner edge 42a places against clearer 4a, and the shape of inward flange 42a is suitably determined with the edge of following clearer and guaranteed to separate.

In addition, inner edge 42a is preferably against giving the cylindrical body 4b ' placement of sending roller 4b, because axially ratchet 4b " preferably axially interrupts to allow separates walls 42 to extend to the surface of cylinder 4b '.

Preferably, separates walls 42 is made two parts:

A) upstream portion 42b is arranged in the feeder unit 4 and is being sent roller 4b placed upstream, and its upstream portion 42b is from the entrance extension to the feeder unit 4; And

B) downstream part 42c is arranged in to send roller 4b downstream and be arranged in flow ipe 10 and extend to the inlet that leads to the opener cabin always.

According to the variant of an embodiment, separates walls 42 is from clearer or from the beginning of clearer upstream or from clearer and to sending the zone beginning between the roller or still beginning to extend from giving to send to roll.

According to a variant of embodiment, separates walls 42 is extended along rotation Y, the Z of

roller

16,22 in addition, so that first cabin 18 keeps separating with second cabin 24.

Thereby fiber F to be processed is divided into two streams to be processed, these two streams to be processed by first roller 16 and second roller 22 process separately, mutually noninterfere and from opener, be removed each other by independent outflow pipeline 28,30.

Should be noted that in above-mentioned variant embodiment two fiber line F ' to be processed only converge again, and after mixing again, the fiber bundle F of mixing " is transported to the subsequent operation station in fan 40.

In another embodiment, the fiber line keeps separating and is so given moving to another machine.

In another embodiment, fibre stream is directly converged again in the downstream of first roller 16 and second roller 22, delivers to downstream machine thereby single fibre stream given.

Feeder unit 4 comprises the cover 4c near separates walls 42 in addition, and cover 4c is positioned at clearer 4b and gives and send roller 4b the top.

For example, cover 4c comprises the flat 4d that is positioned at clearer 4a up direction and is positioned at clearer 4a top and follows the arch section 4e of clearer 4a surface modes.

According to a preferred implementation, opener 8 comprise be applicable to the cleaning appliance of separately

roller

16,22 cooperation with impurity from just processed fiber, separating.

For example, cleaning appliance comprises grid 50, grid 50 clearer 16,22 separately along in the zone of the below of gravity action direction along described rotation Y, Z and around clearer 16,22 curved extensions separately.

In other words, grid 50 is arranged in

roller

16,22 belows, make by centrifugal force and the interference by fiber and grid 50, impurity such as shell and just processed bundle dividing from.

The impurity that separates is carried by suitable impurities accumulation and conveying arrangement is removed from opener.

In general fiber process line operation, pending fiber F, promptly still very dirty and be mixed with impurity bunchy fiber by be divided into subsequently two branches 2 ', 2 " single pipeline 2 or by each two of all supplying to feeder unit 4 independently pipeline 2a, 2b carry for example suction towards feeder unit 4.

In feeder unit 4, little impurity and dust are separated by bouncing action.

Fiber to be processed then is transported to the flow ipe of supplying to two

cabins

18,24 simultaneously 10.

Therefore fibre stream is divided into two streams, and each stream is processed by opening roller.

Like this, each opening roller is to just half is processed in the pact of processed whole fibers in processing line, difference between the processing stage of the fibre weight of processing in single cabin and two fibre stream is minimized, have optimum aspect the uniformity of crudy and fibre bundle.

Actual determined through the fibre bundle of processing how when it " does not flood " opening roller by shredding better and quilt removal of contamination better also.

In the cabin, for example by air vacuum, the fibre bundle of being caught by the nail of fibre-opening unit having trends towards moving on to another nail from a nail, moves to outlet gradually from inlet, thereby experience causes the fibre bundle shredding a kind ofly tears up effect.

In addition, impinged upon on the grid 50, so that other impurity such as shell separate by the fibre bundle that pulls and rotate.

The effect of grid is also more effective, both because it is taken place by the roller shredding better based on fibre bundle, also because the fibre bundle of the basic identical amount of the final processing of grid must not processed low amount and fibre bundle is submerged maybe.

Two stream F ' of the fibre bundle through processing converge in fan 40 particularly, thereby mix only at the down direction of roller.

Only be subjected to single opening roller to handle the fibre bundle that comes from two opening rollers that obtains better shredding such as fruit and mix better, because more effective with respect to the more violent clean operation subsequently that in the axial-flow type opener, carries out at the down direction of opener.

The innovation part is, feeder unit according to the present invention has overcome the defective of known technology, because its avoided design downstream direction machine specifically be opener to be used for big fibre stream, this opener that is used for big fibre stream is difficult to make or have unacceptable overall dimensions; This equipment allows to obtain simultaneously all to have high-quality and processing stage aspect uniformly through the fiber of processing.

In other words, under the situation of opener, each opening roller is to just half is processed in the pact of processed whole fibers in processing line, difference between the processing stage of the fibre weight of processing in single cabin and two fibre stream is minimized, in the quality that has excellence aspect the uniformity of reality processing and fibre bundle.

Simultaneously, according to feeder unit according to the present invention allow to two of relevant realizations independently the manufacturing cost of the processing line of fiber process line aspect cut down.

In fact, opener permission according to the present invention will have high technology content and be that important main process operation concentrates in the single machine for determining fiber quality, fibre stream is separated reaching high-quality standard, and in single pipeline, carry out the defeated biography of whole fibre stream between different machines.

Certainly, for satisfying possible and specific requirement, those skilled in the art can change in a large number and revise above-mentioned opener, but all such changes and modifications are included in the protection domain of claims qualification.

Claims

1. prepare the feeder unit (4) of the machine on the processing line of fiber for comb and parallel cotton fibers prior to spinning, described feeder unit can be given in the input to send fibre stream and be suitable in output place described fiber being given and deliver to downstream machine, described feeder unit comprises clearer (4a), be in giving of described clearer downstream send roller (4b) and separating mechanism, described separating mechanism that the fibre stream that enters is separated into or keeps being separated into two or more fibre stream and deliver to described downstream machine to give.

2. device as claimed in claim 1, wherein, described separating mechanism comprises separates walls (42), described separates walls (42) is extended towards the opening of the input channel that leads to described downstream machine (10) from the zone that is positioned at described clearer upstream.

3. device as claimed in claim 1, wherein, described separating mechanism comprises separates walls (42), described separates walls (42) extends to the opening of the input channel (10) that leads to described downstream machine from described clearer.

4. device as claimed in claim 1, wherein, described separating mechanism comprises separates walls (42), and described separates walls (42) is from being positioned at described clearer (4a) downstream and the described opening of extending to the input channel (10) that leads to described downstream machine for the zone of sending roller (4b) upstream.

5. device as claimed in claim 1, wherein, described separating mechanism comprises separates walls (42), described separates walls (42) is from the described opening of giving the input channel (10) send roller (4b) to extend to lead to described downstream machine.

6. device as claimed in claim 1, wherein, described separating mechanism is against described clearer and/or sent roller, to guarantee the separation of fibre stream.

7. device as claimed in claim 1 comprises the device of removing dust from the fiber that enters.

8. be processed into the machinery of bundle fiber, comprise:

-feeder unit as claimed in claim 1 (4);

-axial-flow type opener, described axial-flow type opener comprises:

A) input channel (10) that will just send at processed fiber, described input channel (10) is connected described feeder unit (4) downstream;

B) first opening roller (16) is arranged in first cabin (18), rotates, is equipped with at first fibre-opening unit having that distributes on the lateral surface, also described bunched fiber can be snarled to make described bunched fiber shredding when described bunched fiber is pulled around first rotation (Y);

C) second opening roller (22), be arranged in second cabin (24), around second rotation (Z) rotation and be equipped with second fibre-opening unit having that on lateral surface, distributes, wherein, described input channel will just be given at processed fiber and deliver to described first cabin and second cabin;

D) first output channel (30), thus passing to mutually fiber given forward to send with described first cabin carries out following process; And

E) second output channel (28), thus passing to mutually fiber given forward to send with described second cabin carries out following process;

Wherein, separating mechanism extends to cabin (18 from described feeder unit (4) through described input channel (10) always, 24) inlet is will be just to guide to first cabin (18) of described opener and partly to guide second cabin (24) to described opener on processed pars fibrosa ground.

9. be processed into the machinery of bundle fiber, comprise:

-feeder unit according to claim 1 (4);

-axial-flow type opener, described axial-flow type opener comprises:

A) input channel (10) that will just send at processed fiber, described input channel (10) connects in described feeder unit (4) downstream;

C) second opening roller (22), be arranged in second cabin (24), around second rotation (Z) rotation and be equipped with second fibre-opening unit having that distributes in lateral surface, wherein, described input channel will just be given at processed fiber and deliver to described first cabin and second cabin; And

D ') single output channel, thus passing to mutually fiber given forward to send with described first cabin and second cabin carries out following process;

10. mechanical as claimed in claim 8 or 9, wherein, separates walls comprises longitudinal component (42a), and described longitudinal component (42a) extends so that separate in two cabins along the rotation of roller.

11. mechanical as claimed in claim 8 or 9, wherein, described first rotation is parallel with second rotation.

12. mechanical as claimed in claim 8 or 9, wherein, described first cabin and second cabin are contained in the single box-shaped shell (12).

13. mechanical as claimed in claim 8 or 9, wherein, shredding mechanism comprises from the outstanding a plurality of nails (20) of the lateral surface of roller.

14. machinery as claimed in claim 13, wherein, described nail is arranged along the imaginary helical curve of drawing on the lateral surface of roller.

15. as claimed in claim 8 or 9 machinery, comprise cleaning device, described cleaning device can work together with roller separately with impurity from just processed fiber, separating.

16. machinery as claimed in claim 15, wherein, described cleaning device comprises grid (50), described grid (50) in the zone below the gravity direction of separately clearer along described rotation and around the curved extension of clearer separately.

17. be processed into the system of bundle fiber, comprise:

-mechanical (1) as claimed in claim 8 or 9;

-fan (40);

Wherein, the output channel of opener or single output channel are connected to described fan, will just just mixing at processed fiber to the output channel suction and to described through the cabin from described input channel at processed fiber.

18. be processed into the system of bundle fiber, comprise:

-according to Claim 8 or 9 described machineries (1);

-fan (40);

Wherein, the output channel of opener or single output channel are connected to described fan, incite somebody to action just in processed fiber separation ground downstream transport to the output channel suction and with described through the cabin from described input channel at processed fiber just to incite somebody to action.

19. be processed into the system of bundle fiber, comprise:

-according to Claim 8 or 9 described machineries (1);

The pipeline of-two separation (2 ', 2 ", 2a 2b), is used for carrying out to sending to connected feeder unit (4).

20. system as claimed in claim 19, wherein, the pipeline of described two separation be single pipeline (2) branch (2 ', 2 ").