CN202610431U - Four-roller super-large drafting tight spinning device - Google Patents
Four-roller super-large drafting tight spinning device Download PDFInfo
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- CN202610431U CN202610431U CN 201220228524 CN201220228524U CN202610431U CN 202610431 U CN202610431 U CN 202610431U CN 201220228524 CN201220228524 CN 201220228524 CN 201220228524 U CN201220228524 U CN 201220228524U CN 202610431 U CN202610431 U CN 202610431U
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Abstract
The utility model discloses a four-roller super-large drafting tight spinning device which comprises a rear drafting roller pair composed of a rear roller and a rear leather roller, a front drafting roller pair composed of a narrow-groove type negative pressure front lower roller, a front leather roller and an entwisting resisting leather roller, a middle-rear front drafting roller pair composed of a middle rear roller and a middle rear leather roller and a middle drafting roller pair of a middle roller and a middle leather roller, and the middle rear roller in a four-roller drafting mechanism is a narrow-groove type negative pressure roller. By modifying traditional ring spinning, drafting multiples are effectively increased, the total drafting multiples can be increased to more than 250 times, and a drafting effect and a fiber collecting effect can be effectively improved by replacing the middle rear roller with the narrow-groove type negative pressure roller. In addition, by means of the cotton-collecting three-air-channel technology on a ring spinning frame, a collecting negative pressure fan required to be added in modification is saved, on the one hand, system energy consumption is reduced, on the other hand, material consumption in the modification is reduced, and modification cost is reduced. Compared with the prior art, the four-roller super-large drafting tight spinning device is simple to install and high in cost performance.
Description
Technical field
The utility model relates to the spinning new technical field, specifically a kind of novel four roller type super draft compact spinning apparatus.
Background technology
Drafting system is the important component part of fine spining machine work, and its performance directly has influence on yarn quality.General fine spining machine all adopts three roller draft forms at present, comprising two apron structures of three common rollers and three rollers, the four apron structures that can realize 80 ~ 100 times of high drafts.The two apron structures of three common rollers are divided into two draw zones: front draft zone and first break draft district; And the back zone is owing to only adopt simple roller draft; Make the middle part friction field a little less than; Drafting multiple is generally less than 1.4 times, and this is unfavorable to the total drafting multiple that improves fine spining machine, thereby its total draft multiple is between 20 ~ 50.In order to solve the low problem of back area draft ability; At Chinese patent " device that involves that is used for high-count worsted machine " (number: 96107383) with " fine spining machine four tape drawing mechanisms " (number: 012439010) disclose a kind of three roller three-aprons and three rollers, four tape drawing mechanisms respectively; Preferably resolve the weak problem of back area draft ability of three roller form drafters, make the total draft multiple can bring up to 100.But,, also promptly have only two draw zones, thereby can not realize super draft because it adopts three roller forms.To this; At Chinese patent " ring throstle four roller drafting mechanisms " (number: four roller drafting mechanisms that disclose a kind of ring throstle 200720040405.3); The front draft roller that comprises front roller and front leather roller composition is right, and rear roller is right with the first break draft roller that the back roller is formed, and the middle part draw zone that contains middle roller, middle top roller and the middle rear roller composition of two aprons; Effectively improved drafting multiple, and stable work in work.Chinese patent " fine spining machine four apron high draft devices " (number: disclose a kind of four apron high draft mechanisms that are used for fine spining machine 200520073617.2), the total draft multiple is brought up to 150.
Closely spinning is a kind of novel spinning technology of on improved ring throstle, spinning, and it is through increasing a fibre deposition district to improve yarn quality before the ring throstle draw-gear.But present tight spinning system can't be realized super draft; And when traditional ring spinning is carried out the negative pressure type compact spinning system reform, need to add again to gather negative-pressure air fan, and design corresponding negative pressure and transmit the air channel; Increase machine material consumption; Owing to increase negative-pressure air fan, therefore, system energy consumption increases to some extent simultaneously.
Be the principal element of restriction drafter total draft multiple a little less than the back area draft ability, therefore, how effectively improving back zone drafting multiple, to improve the total draft multiple then be studying a question of comparatively paying close attention at present.The low main cause of back area draft ability has two aspects.The one, for ease of practical operation, the general structure in back zone is comparatively simple, a little less than the control to fiber, the 2nd, the rove of feeding itself has certain twist, if thereby it is directly carried out bigger drawing-off, it is irregular to be easy to generate drawing-off, has a strong impact on yarn quality.To this; The utility model adopts narrow slot type negative pressure roller to substitute middle rear roller; Wherein contain the fiber aggregate district that the air draught assembly is formed, and first break draft district in forming with middle back roller, the control of back zone will be increased on the one hand to fiber; Should make speed change point remain on the middle part, back zone on the other hand as far as possible, keep drawing-off even.Effectively improve the back area draft ability.
Summary of the invention
The utility model purpose is to the defective in the existing traditional ring spinning transformation a kind of novel four roller type super draft compact spinning apparatus to be provided.
The utility model adopts following technical scheme for realizing above-mentioned purpose:
Compact spinning ring adopts four roller drafting mechanisms; Comprise that the first break draft roller with rear roller and back roller is right; Front draft roller with preceding bottom roll of narrow slot type negative pressure and front leather roller, resistance twist roller is right; Middle back front draft roller with rear roller in the narrow slot type negative pressure and middle back roller is right, and the middle drawing rollers with middle roller and medium rubber roller are right.
After adopting said structure; Can be with two draw zones of original three laura structures: front draft zone and first break draft district rise to three present draw zones: front draft zone, middle draw zone and first break draft district; Thereby effectively improve drafting multiple, the total draft multiple can be brought up to more than 250 times.Simultaneously, for effectively improving yarn quality, adopt narrow slot type negative pressure roller to substitute middle rear roller; Wherein contain the fiber aggregate district that the air draught assembly is formed; And first break draft district in forming with middle back roller, make fiber in drafting process, can realize the drawing-off under the compact state through this effect of gathering that gather the district, effectively improve the drawing-off effect; The width of jaw place twist triangle zone before can further dwindling simultaneously improves the fiber aggregate effect.
Owing to adopt two narrow slot type negative pressure rollers, therefore need increase corresponding two gathers the negative pressure air draft system, thereby increases machine material consumption and energy consumption in transforming.For addressing this problem; Three air channels technology is adopted in the cotton air channel of collection on original ring throstle: it is cotton that one of them air channel is used for collection; In addition two air channels are respectively two narrow slot type negative pressure rollers provides and gathers negative pressure; Realize the cotton negative-pressure air fan dual-use of collection, save the negative-pressure air fan that gathers that needs interpolation in the transformation, reduce machine material consumption and system capacity consumption in transforming.
Owing to adopt the cotton bellows of collection to gather negative pressure for narrow slot type negative pressure roller provides, therefore, need to keep the negative regulation of the cotton air draft system of collection, think that narrow slot type negative pressure roller provides the stable negative pressure of gathering.Therefore, the utility model adds the automatic cotton-sweeping equipment of pressure sensitive in the collection hopper, with the cotton-wool on the timely removing bellows Inner filter net, keeps the stable of the cotton air draft system negative pressure of collection.
Thereby the utility model structure effectively improves drafting multiple through traditional ring spinning is transformed, and the total draft multiple can be brought up to more than 250 times, adopts narrow slot type negative pressure roller to substitute middle rear roller and effectively improves drawing-off effect and fiber aggregate effect.Through cotton three air channels of the collection on ring throstle technology, save the negative-pressure air fan that gathers that needs interpolation in the transformation in addition, reduce system capacity consumption on the one hand, reduce the machine material consumption in transforming on the other hand, reduce improvement cost; This device and existing other compared with techniques, simple installation, cost performance height.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the cotton bellows structural scheme of mechanism of collection.
The specific embodiment
In the four roller super draft compact spinning apparatus structures as shown in Figure 1, rear roller 16 is right with back roller 15 composition first break draft rollers; Bottom roll 5 and front leather roller 7 before the narrow slot type negative pressure, that resistance twist roller 9 is formed the front draft rollers is right, and bottom roll 5 is the hollow roller of the bigger steel of a diameter before the narrow slot type negative pressure, and surface of roller has the narrow groove of arranging according to certain rule; Rotating speed with the drafting multiple regulation initiatively turns round, and is similar to a little dust cage, and air draught assembly 6 is equipped with in portion within it; There is concavo-convex groove on the surface, can effectively improve the grip effect to fiber, and can prevent the adhesion of fiber; It is through the narrow groove aperture suction airstream on narrow slot type negative pressure front roller surface; Make and gather the fiber aggregate in the district, the yarn that gathers is twisted after going out the resistance twist jaw, accomplishes the draw twisting process.Be to realize " gathering fully " effect, but before the narrow slot type negative pressure above the bottom roll 5, between front leather roller 7 and the resistance twist roller 9, contain the gas-flow deflector device 8 that a reinforcing fibre condenses; Front draft roller in back was right during rear roller 13 was formed with middle back roller 12 in the narrow slot type negative pressure, and air draught assembly 14 is contained in rear roller 13 inside in the narrow slot type negative pressure; Middle roller 11 is right with the middle drawing rollers of medium rubber roller 10.Collect cotton bellows 1 and have three air channels: negative pressure is gathered for rear roller 13 in the narrow slot type negative pressure provides in the first negative pressure air channel 2, and negative pressure is gathered for bottom roll 5 before the narrow slot type negative pressure provides in the first negative pressure air channel 3, collects cotton air channel 4 and is used for original collection cotton.For keeping gathering the stable of negative pressure, in the cotton bellows 1 of collection, add the automatic cotton-sweeping equipment 17 of pressure sensitive, simultaneously with the cotton-wool on the timely removing bellows Inner filter net.
Claims (4)
1. roller super draft compact spinning apparatus; It is right to comprise that rear roller and back roller are formed the first break draft roller; Bottom roll and front leather roller before the narrow slot type negative pressure, resistance twist roller composition front draft roller are right; Front draft roller in back was right during middle rear roller and middle back roller were formed, and the middle drawing rollers of middle roller and medium rubber roller are right, it is characterized in that: the middle rear roller that said four rollers involve in the mechanism is a narrow slot type negative pressure roller.
2. a kind of four roller super draft compact spinning apparatus according to claim 1 is characterized in that: be provided with airflow guiding device between said front leather roller and the resistance twist roller, extraneous air-flow can only be inhaled into from both sides.
3. a kind of four roller super draft compact spinning apparatus according to claim 1 is characterized in that: the negative pressure channel of bottom roll and middle rear roller is by drawing in the cotton bellows of collection before said.
4. a kind of four roller super draft compact spinning apparatus according to claim 3 is characterized in that: be provided with the automatic cotton-sweeping equipment of pressure sensitive in the cotton bellows of said collection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220228524 CN202610431U (en) | 2012-05-22 | 2012-05-22 | Four-roller super-large drafting tight spinning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220228524 CN202610431U (en) | 2012-05-22 | 2012-05-22 | Four-roller super-large drafting tight spinning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202610431U true CN202610431U (en) | 2012-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220228524 Withdrawn - After Issue CN202610431U (en) | 2012-05-22 | 2012-05-22 | Four-roller super-large drafting tight spinning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202610431U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102644134A (en) * | 2012-05-22 | 2012-08-22 | 江南大学 | Four-roller oversized drafting compact spinning device |
| CN103469382A (en) * | 2013-09-10 | 2013-12-25 | 江南大学 | Four-roller three-thick-yarn feeding full compact spinning device, spinning method thereof and color yarn |
-
2012
- 2012-05-22 CN CN 201220228524 patent/CN202610431U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102644134A (en) * | 2012-05-22 | 2012-08-22 | 江南大学 | Four-roller oversized drafting compact spinning device |
| CN102644134B (en) * | 2012-05-22 | 2014-10-29 | 江南大学 | Four-roller oversized drafting compact spinning device |
| CN103469382A (en) * | 2013-09-10 | 2013-12-25 | 江南大学 | Four-roller three-thick-yarn feeding full compact spinning device, spinning method thereof and color yarn |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121219 Effective date of abandoning: 20141029 |
|
| RGAV | Abandon patent right to avoid regrant |