CN101245513B

CN101245513B - Compact spinning apparatus of spinning frame

Info

Publication number: CN101245513B
Application number: CN2008100608312A
Authority: CN
Inventors: 刘光容
Original assignee: 朱爱萍
Priority date: 2008-03-20
Filing date: 2008-03-20
Publication date: 2010-09-15
Anticipated expiration: 2028-03-20
Also published as: CN101245513A

Abstract

The invention discloses a tight spinning device of a spinning machine, which belongs to the technical field of spinning mechanical technology and includes a lower leather roller mounted on a cocket centring of the spinning machine. A lower roller is mounted below the cocket centring and tightly pressed on the lower leather roller. An output compression roller is tightly pressed on the lower roller. A beaming piece is mounted in a beaming area N. The device includes a contact area A formed between the lower roller and the lower leather roller and a contact area B formed by the lower roller andthe output compression roller. A yarn guide area M is formed between the contact area A and the contact area B; a beaming area N is formed by extending from the contact area B to the output end C of the beaming piece. The tight spinning device adopts a method that the yarn operation situation is adjust firstly from the yarn guide area M, then the yarn enters the beaming area N to be bunched and finally twisted by a spindle of the spinning machine through the output end C, thus greatly decreasing an inverse angle; therefore, the twist number is easy to be transferred, the yarn-off phenomena are fewer, furthermore, the beaming effect is excellent and the operation is stable.

Description

Compact spinning apparatus of spinning frame

Technical field

The present invention relates to a kind of textile machine, especially relate to a kind of compact spinning apparatus that is applied to fine spining machine.

Background technology

In traditional fine spining machine spinning operation, through the sliver of drawing-off with certain width and after leaving front roller under the free state, just be processed to yarn immediately, can form a spinning triangular zone in the formation zone of yarn this moment, because the spinning triangular zone loose fibres can not be by better controlled, thereby the many fibers that make the sliver periphery must head can scatter and can not boundling in advance, the fiber that scatters is stretched out yarn and forms " filoplume " that occurs in the spinning outward owing to not closing lightly in the yarn, have a strong impact on yarn quality, reduced the fiber utilization rate.Therefore, must improve the conveying form of sliver before the twisting, though sliver parallel, stretch, closely arrange.At present, method commonly used is to install aggregate device in drafting unit additional, by at negative-pressure air-flow passage of the front roller output area of fine spining machine design, thereby make sliver by the time because the drive of negative-pressure air-flow makes fiber must hair incorporate sliver into twists together.It as the patent No. a kind of compact spinning apparatus of 03228410.1, be fixed on the air intake duct of being with inlet scoop and exhaust outlet on adjacent two roller stands by being provided with two ends, be enclosed within the cohesion cover that has collection surface on outer and the circumferencial direction of air intake duct corresponding to the position, inlet scoop, be stuck in the tensioning apparatus in the cohesion cover, be enclosed within ventilative conveying circle and transmission pressue device that cohesion puts, this compact spinning apparatus can make the fibre bundle of front roller output under the suction function that exhausting system produces, be adsorbed on ventilative the conveying on the circle, and pressurization transmission device and ventilative the conveying under the effect of enclosing, fibre bundle is tightened up, the state that stretches is realized the twisting resultant yarn, this compact spinning apparatus can solve the problem of original " filoplume " preferably, improve yarn quality, but also come with some shortcomings, as complex structure, production cost is higher; And compact spinning apparatus and roller belong to the different dynamic device respectively and drive, and easily cause compact spinning apparatus speed and roller speed asynchronous, block up yarn and broken yarn phenomenon thereby form, and can not eliminate twist triangle zone and influence yarn qualities.

Above-mentioned existing in prior technology defective, the applicant has proposed solution in application number is 200610052980.5 patent application, do not repeat them here.

Summary of the invention

The compact spinning apparatus of spinning frame that the purpose of this invention is to provide " filoplume " problem that occurs in a kind of effective solution fine spining machine spinning process.

The technical solution used in the present invention is as follows, a kind of compact spinning apparatus of spinning frame, roller down is installed on the reel cage of fine spining machine, bottom roll is installed in and is being pressed on below the reel cage on the following roller, output press roll is pressed on the bottom roll, bundling piece is installed in the cluster area N, by the contact area A that forms between bottom roll and the following roller, the contact area B that forms by bottom roll and output press roll, contact area A has been to having constituted guide district M between the contact area B, extend to from contact area B between the output C of bundling piece to constitute cluster area N.

Offer on the described bundling piece towards the yarn direction of arrival be funnel-form by wide to the narrow boundling tank circuit, be beneficial to the yarn boundling, bundling piece can rest on any pressure roller of output B of guide district M by gravity, mechanical prestress or polarity seamlessly, and promptly described bundling piece can rest on the output press roll or on the bottom roll.

The further setting of the present invention is:

Bundling piece is provided with projection towards the reverse side extension of cluster area N and at elongated end, and this setting is and can be overlapped on bottom roll or the output press roll by projection easily; More preferably, this projection is arranged to cylindrical, and the centre offers circular hole, thus bundling piece is axially fixed on bottom roll or the output press roll.

The another kind of structure of bundling piece is taked the boundling tank circuit is arranged in the bundling piece, like this, during boundling, yarn can from the boundling tank circuit of being located at bundling piece inside through and by boundling, and along the external arc surface process of output press roll or bottom roll.

Of the present inventionly further be set to:

Output press roll is pressed on the bottom roll by the latch plate that is installed on the reel cage, latch plate is the cambered plate of a two ends bending, the latch plate upper end is fixed on the reel cage, compress mutually owing to the crooked elasticity that produces in latch plate lower end between output press roll and the bottom roll, bundling piece bears against on the output press roll, in guide district M, also set up a yarn introduction member, yarn introduction member can adopt pottery or smooth other materials to make, its effect is that yarn can be traversed on bottom roll, be beneficial to the trouble-free operation of yarn, prolong the service life of roller down simultaneously.

The present invention compares with original closely spinning, its advantage is: yarn is after draw zone R drawing-off, earlier adjust the yarn operation conditions, enter into cluster area N (arc BC section) then by boundling by guide district M (arc AB section), after output C twisted by the fine spining machine spindle, like this, the anti-package angle just dwindles greatly, and like this, the twist is transmitted easily, the broken yarn phenomenon is less, and boundling is respond well, stable.

Below the present invention is described further by the drawings and specific embodiments.

Description of drawings:

Fig. 1 bears against structural representation under the output press roll state for bundling piece;

Fig. 2 is the change example of the bundling piece of Fig. 1;

Fig. 3 is the change example of the bundling piece of Fig. 1;

Fig. 4 is the change example of the bundling piece of Fig. 1;

Fig. 5 is the structural representation that increases among Fig. 1 behind latch plate and the yarn introduction member;

Fig. 6 is the structural representation of described bundling piece;

Fig. 7 bears against structural representation under the bottom roll state for bundling piece

Fig. 8 is the change example of the bundling piece of Fig. 7;

Fig. 9 is the change example of the bundling piece of Fig. 7;

Figure 10 is the change example of the bundling piece of Fig. 7;

Figure 11 is the structural representation that increases among Fig. 7 behind latch plate and the yarn introduction member.

The specific embodiment

As shown in Figure 1, roller 2 down is installed on the reel cage 1 of fine spining machine, bottom roll 4 is installed in and is being pressed on below the reel cage 1 on the following roller 2, a counter extensioin pressure roller of being made up of following roller 2 and bottom roll 4 carries out drawing-off to yarn 3, output press roll 6 is pressed on the bottom roll 4, and bundling piece 5 is installed in the cluster area N.

By the contact area A that forms between bottom roll 4 and the following roller 2, between the output terminals A of the drawing-off pressure roller of bottom roll 4 and following roller 2 compositions, constituted draw zone R at the preliminary draft device; By the contact area B that bottom roll 4 and output press roll 6 form, the output terminals A of draw zone R has constituted guide district M between the output B of bottom roll 4 and output press roll 6, extends to formation cluster area N between the output C of bundling piece 5 from output B.

In conjunction with shown in Figure 6, offer on the bundling piece 5 towards yarn 3 direction of arrival be funnel-form by wide to the narrow boundling tank circuit 520, be beneficial to yarn 3 boundlings, bundling piece 5 can rest on any pressure roller of output B of guide district M by gravity, mechanical prestress or polarity seamlessly, in the embodiment of Fig. 2～Fig. 5, bundling piece 5 rests on the output press roll 6, and in the embodiment of Fig. 7～Figure 11, bundling piece 5 rests on the bottom roll 4.The label of described bundling piece 5 in each specific embodiment is respectively by shown in bundling piece 51, bundling piece 52, bundling piece 53, bundling piece 54, bundling piece 55, bundling piece 56, bundling piece 57, bundling piece 58, bundling piece 59, the bundling piece 510.

In the embodiment shown in Figure 2, bundling piece 52 is provided with projection towards the reverse side extension of cluster area N and at elongated end, and this setting is and can be overlapped on the bottom roll 4 by projection easily; And in the embodiment shown in fig. 3, it is cylindrical that this projection is arranged to, and the centre offers circular hole, thus bundling piece 53 is axially fixed on the bottom roll 4.

Fig. 4 shows the another kind of structure of bundling piece 5, and in this structure, the boundling tank circuit 520 is arranged in the bundling piece 54, like this, during boundling, yarn 3 is understood from the boundling tank circuit 520 processes of being located at bundling piece 54 inside and by boundling, and does not pass through along the external arc surface of output press roll 6.

In the embodiment of Fig. 5, output press roll 6 is pressed on the bottom roll 4 by the latch plate 7 that is installed on the reel cage 1, latch plate 7 is the cambered plate of a two ends bending, latch plate 7 upper ends are fixed on the reel cage 1, compress mutually owing to the crooked elasticity that produces in latch plate 7 lower ends between output press roll 6 and the bottom roll 4, bundling piece 55 bears against on the output press roll 6, in guide district M, also set up a yarn introduction member 8, yarn introduction member 8 can adopt pottery, perhaps smooth other materials is made, its effect is that yarn 3 can be traversed on bottom roll 4, be beneficial to the trouble-free operation of yarn, prolong the service life of roller 2 down simultaneously.

Fig. 7～illustrated in fig. 11 example structure is corresponding identical with Fig. 1～Fig. 5 respectively, and its difference is that bundling piece 5 bears against on the bottom roll 4, and its installation direction of corresponding change and position get final product.

Operation principle of the present invention is as follows: because bottom roll 4 rotations of fine spining machine, can drive the following roller 2 that is pressed on the bottom roll 4 rotates synchronously, under the effect of bottom roll 4 and following roller 2, yarn 3 is drafted in draw zone R, and enter in the guide district M (arc AB section) by the output terminals A of draw zone R, and the guiding of the yarn introduction member 8 that in guide district M, is provided with, after yarn 3 is put in order once more, output B by guide district M enters in the cluster area N (arc BC section), under groove 51 effect of bundling piece 5 by boundling, the gripping point that leads to the output C place of cluster area N at last, twisted by the fine spining machine spindle, become spun yarn, through holding on the cop of silk point back in going into spindle, finish the technical process of stereo tight spinning again.

The present invention compares with original closely spinning, its advantage is: in original technology beaming device is arranged in the guide district M, such shortcoming be yarn in guide district M by boundling after, the promptly so-called anti-package angle of spinning of one section circular arc that from the jaw to the yarn, breaks away from output press roll, in the time of in beaming device is arranged on guide district M, the anti-package angle is excessive, thereby the distance that causes yarn to walk on output press roll is long, cause the twist can't be delivered to jaw, its consequence is that the broken yarn phenomenon is serious; After adopting the present invention, yarn 3 is after draw zone R drawing-off, earlier adjust the yarn operation conditions, enter into cluster area N (arc BC section) then by boundling by guide district M (arc AB section), after output C twisted by the fine spining machine spindle, like this, the anti-package angle just dwindles greatly, and like this, the twist is transmitted easily, the broken yarn phenomenon is less, and boundling is respond well, stable.

Claims

1. compact spinning apparatus of spinning frame, roller (2) down is installed on fine spining machine reel cage (1), bottom roll (4) is pressed on down on the roller (2), form first contact area (A) between bottom roll (4) and the following roller (2), it is characterized in that: output press roll (6) is pressed on the bottom roll (4), output press roll (6) forms second contact area (B) with bottom roll (4), bundling piece (5) is installed in the cluster area (N), first contact area (A) has constituted guide district (M) between second contact area (B), extends to from second contact area (B) between the output (C) of bundling piece (5) to constitute cluster area (N).

2. according to the described a kind of compact spinning apparatus of spinning frame of claim 1, it is characterized in that: offer on the described bundling piece (5) towards yarn (3) direction of arrival be funnel-form by wide to the narrow boundling tank circuit (520), bundling piece (5) rests on by gravity, mechanical prestress or polarity on any pressure roller of output (B) of guide district (M) seamlessly.

3. according to the described a kind of compact spinning apparatus of spinning frame of claim 2, it is characterized in that: described bundling piece (5) rests on the output press roll (6).

4. according to the described a kind of compact spinning apparatus of spinning frame of claim 2, it is characterized in that: described bundling piece (5) rests on the bottom roll (4).

5. according to claim 3 or 4 described a kind of compact spinning apparatus of spinning frame, it is characterized in that: the described boundling tank circuit (520) is arranged at the inside of bundling piece (5).

6. according to claim 3 or 4 described a kind of compact spinning apparatus of spinning frame, it is characterized in that: latch plate (7) is installed on reel cage (1), latch plate (7) is the cambered plate of a two ends bending, output press roll (6) is installed on the latch plate (7), compresses mutually owing to the crooked elasticity that produces in latch plate (7) lower end between output press roll (6) and the bottom roll (4).

7. according to the described a kind of compact spinning apparatus of spinning frame of claim 6, it is characterized in that: in guide district (M), also be provided with yarn introduction member (8).

8. according to the described a kind of compact spinning apparatus of spinning frame of claim 7, it is characterized in that: yarn introduction member (8) adopts ceramic material to make.