CN211256190U - High draft roller assembly - Google Patents
High draft roller assembly Download PDFInfo
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- CN211256190U CN211256190U CN201921888800.6U CN201921888800U CN211256190U CN 211256190 U CN211256190 U CN 211256190U CN 201921888800 U CN201921888800 U CN 201921888800U CN 211256190 U CN211256190 U CN 211256190U
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- roller
- leather
- draft
- material collecting
- collecting plate
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Abstract
The utility model discloses a high draft roller subassembly relates to spinning technical field. The utility model discloses a back draft district, well draft district and preceding draft district, back draft district includes back leather roller, back roller, go up album flitch and lower album flitch, back leather roller has cup jointed the back leather collar with the outside of last album flitch, back roller has cup jointed back leather collar down with the outside of lower album flitch, well draft district includes well leather roller, well roller, go up year of a year and draft extension board, well leather roller has cup jointed well leather collar with the outside of last year, well roller has cup jointed well leather collar down with the outside of draft extension board, preceding draft district includes preceding leather roller and preceding roller, it includes fibre guide section, slope section, lower arc end and upper arc end to go up album flitch. The utility model discloses an go up the draft position that the back roller has been shortened to the flitch of collection and lower flitch, the power of gripping of back roller to the fibre palpus strip can be increased to fibre direction district section, goes up the drafting ability in the draft district that has strengthened with the draft extension board.
Description
Technical Field
The utility model belongs to the technical field of the spinning, especially, relate to a high draft roller subassembly.
Background
The roller, the cylindrical rotating part in textile machinery, which plays the roles of feeding, drafting, outputting, etc., is the transliteration of the english word, and has the meanings of roller and shaft.
The roller drafting systems each comprise two drafting zones: the prior universal spinning machine adopts a three-roller drafting mode, wherein the prior universal spinning machine comprises a common three-roller double-apron structure and a three-roller four-apron structure capable of realizing 80-100 times of large drafting.
However, the weak drafting capacity of the rear zone is still an important factor for limiting the total draft multiple of the drafting mechanism, so how to effectively increase the drafting multiple of the rear zone and then increase the total draft multiple is a research problem which is concerned at present, and the main reason for the lower drafting capacity of the rear zone is that: the structure of back zone roller is comparatively simple, and is weak to fibrous control power, can not produce stronger power of holding to the fibre, if increase the extrusion pressure degree and the extrusion speed of roller and leather roller, directly carry out great draft to the fibre, produce the draft uneven easily, seriously influence the resultant yarn quality.
Therefore, the utility model provides a high draft roller assembly to solve this problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high draft roller subassembly has drawn close the distance between back roller and the feed inlet through last flitch and lower flitch that collects, has shortened the draft position of back roller, and the fibre direction district section can increase the power of gripping of back roller to the fibre palpus strip, and then has strengthened the drafting ability in back draft district, goes up the drafting ability in draft district in the year of year and draft extension board reinforcing, and the cooperation in back draft district, well draft district and preceding draft district makes the total draft multiple of draft system improve greatly.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a high draft roller component, which comprises a rear draft zone, a middle draft zone and a front draft zone;
the back drafting zone comprises a back leather roller and a back roller, an upper material collecting plate is arranged on one side of the back leather roller, a back upper leather collar is sleeved on the outer sides of the back leather roller and the upper material collecting plate, a lower material collecting plate is arranged on one side of the back roller, and a back lower leather collar is sleeved on the outer sides of the back roller and the lower material collecting plate;
the middle drafting zone comprises a middle leather roller and a middle roller, wherein an upper pin is arranged on one side of the middle leather roller, an upper middle leather collar is sleeved on the outer sides of the middle leather roller and the upper pin, a drafting support plate is arranged on one side of the middle roller, and a middle lower leather collar is sleeved on the outer sides of the middle roller and the drafting support plate;
the front drafting zone comprises a front leather roller and a front roller, and the front leather roller is positioned right above the front roller;
the fiber guide section and the inclined section are arranged on the bottom surface of the upper material collecting plate, a lower arc end is arranged at the position between the fiber guide section and the inclined section, and an upper arc end is arranged at one end of the upper material collecting plate.
Further, gaps between the back leather roller and the back roller, between the middle leather roller and the middle roller, and between the front leather roller and the front roller are used for cotton threads to pass through.
Further, the inclined sections of the lower material collecting plate and the upper material collecting plate form a fiber strand twisting inlet.
Further, the rear roller, the middle roller and the front roller are all rotationally fixed between two end plates of the spinning machine, and the lower material collecting plate and the drafting support plate are all fixedly installed between the two end plates of the spinning machine.
Furthermore, the front leather roller, the middle leather roller and the rear leather roller are rotationally fixed on a cradle of the spinning machine, and the upper pin and the upper material collecting plate are fixedly connected on the cradle of the spinning machine.
The utility model discloses following beneficial effect has: the utility model discloses an go up the flitch and the distance between back roller and the feed inlet has been drawn near to the flitch that collects down, the draft position of back roller has been shortened, the power of gripping of roller to the fibrous whisker strip after the fibre direction district section can increase, back draft district can have stronger drafting ability under the condition of great frictional force, when having avoided increaseing the extrusion pressure degree and the extrusion speed of back roller and back leather roller, the fibrous whisker strip is because of lacking the mediation and the restriction of external force, fibrous whisker strip slippery phenomenon appears, cause the uneven draft, the drafting ability in back draft district has strengthened the back, go up the drafting ability in draft district and draft extension board reinforcing well draft district, avoid simultaneously between well draft district and the preceding draft district apart from the overlength appear the fibrous whisker strip and rock the influence draft effect, back draft district, the cooperation of well draft district and preceding draft district makes the total draft multiple of draft system improve greatly.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a high draft roller assembly of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic structural view of the middle draft zone of the present invention;
FIG. 4 is a schematic structural view of the superior and posterior epithelium loop;
in the drawings, the components represented by the respective reference numerals are listed below:
1-rear drafting zone, 101-rear leather roller, 102-rear roller, 103-upper material collecting plate, 104-lower material collecting plate, 105-rear lower leather ring, 106-rear upper leather ring, 107-upper arc end, 108-lower arc end, 109-fiber guiding section, 110-inclined section, 2-middle drafting zone, 201-middle leather roller, 202-middle roller, 203-upper pin, 204-drafting plate, 205-middle upper leather ring, 206-middle lower leather ring, 3-front drafting zone, 301-front leather roller, 302-front roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention relates to a high draft roller assembly, which comprises a rear draft zone 1, a middle draft zone 2 and a front draft zone 3;
the back drafting zone 1 comprises a back leather roller 101 and a back roller 102, an upper material collecting plate 103 is arranged on one side of the back leather roller 101, a back upper apron 106 is sleeved on the outer sides of the back leather roller 101 and the upper material collecting plate 103, a lower material collecting plate 104 is arranged on one side of the back roller 102, and a back lower apron 105 is sleeved on the outer sides of the back roller 102 and the lower material collecting plate 104;
the middle drafting zone 2 comprises a middle leather roller 201 and a middle roller 202, wherein an upper pin 203 is arranged on one side of the middle leather roller 201, an upper middle apron 205 is sleeved on the outer sides of the middle leather roller 201 and the upper pin 203, a drafting support plate 204 is arranged on one side of the middle roller 202, and a middle lower apron 206 is sleeved on the outer sides of the middle roller 202 and the drafting support plate 204;
the front drafting zone 3 comprises a front leather roller 301 and a front roller 302, and the front leather roller 301 is positioned right above the front roller 302;
the lower material collecting plate 104 and the upper material collecting plate 103 are symmetrically arranged, the upper material collecting plate 103 comprises a fiber guiding section 109 and an inclined section 110, a lower arc end 108 is arranged at a position, between the fiber guiding section 109 and the inclined section 110, of the bottom surface of the upper material collecting plate 103, and an upper arc end 107 is arranged at one end of the upper material collecting plate 103.
As shown in fig. 1 and 2, gaps between the rear leather roller 101 and the rear roller 102, between the middle leather roller 201 and the middle roller 202, and between the front leather roller 301 and the front roller 302 are used for cotton threads to pass through, the rear roller 102, the middle roller 202, and the front roller 302 are all rotationally fixed between two end plates of a spinning machine, the lower material collecting plate 104 and the drafting support plate 204 are all fixedly installed between two end plates of the spinning machine, the front leather roller 301, the middle leather roller 201, and the rear leather roller 101 are rotationally fixed on a cradle of the spinning machine, and the upper material collecting plate 103 and the upper material collecting plate 203 are fixedly connected on the cradle of the spinning machine.
Wherein the inclined sections 110 of the lower material collecting plate 104 and the upper material collecting plate 103 form the strand twist inlet of the fiber strand as shown in fig. 4.
One specific application of this embodiment is: the back leather roller 101 and the back roller 102 rotate inwards, the fiber strand enters between two fiber guiding sections 109 through a twist inlet formed by the inclined sections 110 of the lower material collecting plate 104 and the upper material collecting plate 103, under the action of the rear upper leather collar 106 and the rear lower leather collar 105, the fiber strand sequentially passes through the rear leather roller 101, the rear roller 102, the middle leather roller 201, the middle roller 202, the front leather roller 301 and the front roller 302 from left to right, the rotating speed of the middle drafting zone 2 is greater than that of the rear drafting zone 1, the rotating speed of the front drafting zone 3 is greater than that of the middle drafting zone 2, the fiber guiding section 109 can increase the holding force of the rear drafting zone 1 on the fiber strand, when the extrusion pressure and the extrusion speed of the rear roller 102 and the rear leather roller 101 are increased, the fiber strand does not slide or twist due to lack of external force, the drafting capability of the rear drafting zone 1 is enhanced, and the total drafting multiple of the drafting system can be greatly improved by matching the middle drafting zone 2 and the front drafting zone 3.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. A high draft roller assembly characterized by: comprises a rear drafting zone (1), a middle drafting zone (2) and a front drafting zone (3);
the back drafting zone (1) comprises a back leather roller (101) and a back roller (102), an upper material collecting plate (103) is arranged on one side of the back leather roller (101), a back upper apron (106) is sleeved on the outer sides of the back leather roller (101) and the upper material collecting plate (103), a lower material collecting plate (104) is arranged on one side of the back roller (102), and a back lower apron (105) is sleeved on the outer sides of the back roller (102) and the lower material collecting plate (104);
the middle drafting zone (2) comprises a middle leather roller (201) and a middle roller (202), an upper pin (203) is arranged on one side of the middle leather roller (201), an upper middle apron (205) is sleeved on the outer sides of the middle leather roller (201) and the upper pin (203), a drafting support plate (204) is arranged on one side of the middle roller (202), and a middle lower apron (206) is sleeved on the outer sides of the middle roller (202) and the drafting support plate (204);
the front drafting zone (3) comprises a front leather roller (301) and a front roller (302), and the front leather roller (301) is positioned right above the front roller (302);
the fiber guide plate is characterized in that the lower material collecting plate (104) and the upper material collecting plate (103) are symmetrically arranged, the upper material collecting plate (103) comprises a fiber guide section (109) and an inclined section (110), a lower arc end (108) is arranged at a position, between the fiber guide section (109) and the inclined section (110), of the bottom surface of the upper material collecting plate (103), and an upper arc end (107) is arranged at one end of the upper material collecting plate (103).
2. A high draft roller assembly according to claim 1, wherein the gaps between the back leather roller (101) and back roller (102), the middle leather roller (201) and middle roller (202) and the front leather roller (301) and front roller (302) are used for cotton thread to pass through.
3. A high draft roller assembly according to claim 1, wherein the inclined sections (110) of the lower material collecting plate (104) and the upper material collecting plate (103) form the entry of the twisted fiber strand.
4. The high draft roller assembly according to claim 1, wherein said back roller (102), middle roller (202) and front roller (302) are rotatably fixed between two end plates of the spinning machine, and said lower material collecting plate (104) and draft support plate (204) are fixedly mounted between two end plates of the spinning machine.
5. The high draft roller assembly according to claim 1, wherein the front leather roller (301), the middle leather roller (201) and the rear leather roller (101) are rotatably fixed on a cradle of a spinning machine, and the upper pin (203) and the upper material collecting plate (103) are fixedly connected on the cradle of the spinning machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921888800.6U CN211256190U (en) | 2019-11-05 | 2019-11-05 | High draft roller assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921888800.6U CN211256190U (en) | 2019-11-05 | 2019-11-05 | High draft roller assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211256190U true CN211256190U (en) | 2020-08-14 |
Family
ID=71988004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921888800.6U Active CN211256190U (en) | 2019-11-05 | 2019-11-05 | High draft roller assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211256190U (en) |
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2019
- 2019-11-05 CN CN201921888800.6U patent/CN211256190U/en active Active
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