CN112695433B - Centreless roller sealing device for preventing suck-back - Google Patents
Centreless roller sealing device for preventing suck-back Download PDFInfo
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- CN112695433B CN112695433B CN202011572589.4A CN202011572589A CN112695433B CN 112695433 B CN112695433 B CN 112695433B CN 202011572589 A CN202011572589 A CN 202011572589A CN 112695433 B CN112695433 B CN 112695433B
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- box body
- roller
- bearing
- chain wheel
- rectangular
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
- D02J1/04—Compacting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
Abstract
The invention discloses a centerless roller sealing device for preventing suck-back, which comprises a rectangular box body, wherein a roller sealing mechanism is arranged on the inner side of the rectangular box body, and a linkage transmission mechanism is arranged on one side of the rectangular box body. The invention has the advantages that the sealing effect is improved while the manufacturing cost is reduced by adopting the design of a simple structure; the cylindrical box body and the coreless roller form a sealing line surface under the action of gravity, so that the air flow in a triangular area is prevented from rising, the materials are prevented from being sucked back upwards, the phenomenon that fibers are wound on the compression roller or the stripping roller is avoided, and smooth operation of equipment is ensured.
Description
Technical Field
The invention relates to the technical field of negative pressure type three-roller collection, in particular to a centerless roller sealing device for preventing suck-back.
Background
At present, domestic and foreign enterprises mainly adopt a basket type sealing method for controlling the suck-back prevention of a negative pressure type three-roller collecting device, concentric arc-shaped hanging baskets are arranged in a cylindrical box body, a sector area at the upper part of a triangular area formed between three rollers is sealed, air flow formed by negative pressure is blocked, and the purpose of preventing fallen objects from suck back is achieved;
however, the design structure is relatively complex, the manufacturing cost is high, long-term dust accumulation easily causes the unbalance of the hanging basket, and the hanging basket is inconvenient to clean and maintain; particularly in the wool and linen textile industry, due to the characteristics of rich oil and colloid in the fiber and even along with the electrostatic effect, the traditional control method is very easy to lose efficacy, the phenomenon of suck back of falling materials is caused by movement, even the phenomenon of winding a pressing roller or a stripping roller, and the vicious effect of deformation and scrapping of a cylindrical box body is caused in serious cases.
Disclosure of Invention
In view of the above drawbacks, the present invention provides a centerless roller sealing device for preventing suck-back, which solves the above problems.
In order to achieve the purpose, the invention adopts the following technical scheme:
a centerless roller sealing device for preventing suck-back comprises a rectangular box body, wherein a roller sealing mechanism is arranged on the inner side of the rectangular box body;
the roller sealing mechanism comprises a first bearing on the side surface of a rectangular box body, a rotating shaft is arranged on the inner ring of the first bearing, a second bearing is arranged on the side surface of the other rectangular box body, a rotating pipe is arranged on the inner ring of the second bearing, a cylindrical box body is arranged at one end of the rotating pipe, one end of the cylindrical box body is fixedly connected with the rotating shaft, the other end of the cylindrical box body is fixedly connected with the rotating pipe, the rotating pipe and the cylindrical box body are in an intercommunicated state, air holes are formed in the side surface of the cylindrical box body, a coreless roller is arranged in the cylindrical box body, a rectangular support is arranged on the side surface of the rectangular box body, a rotary sealing joint is arranged at one end of the rectangular support, one end of the rotary sealing joint is fixedly connected with the rotating pipe, a negative pressure fan is arranged at the lower end of the rectangular box body, and a connecting pipe is arranged between the negative pressure fan and the rotary sealing joint; the bearing III is installed on two sides of the lower end of the rectangular box body, a pair of bearings is arranged on the bearing III, the pressing roller is installed on the inner ring of the bearing III, the gear I is installed at one end of the pressing roller, the bearing IV is installed on one side of the bearing III, the stripping roller is installed on the inner ring of the bearing IV, and the gear II meshed with the gear I is installed at one end of the stripping roller.
One side of the rectangular box body is provided with a linkage transmission mechanism, the linkage transmission mechanism comprises a first chain wheel at one end of a rotating shaft, and a second chain wheel is arranged at one end of the peeling roller; the rectangular pillar is installed to rectangle box lower extreme, and the rotating electrical machines is installed to rectangle pillar upper end, and the rotatory end of rotating electrical machines is installed sprocket three, installs driving chain one between sprocket three and the sprocket one, and the rotatory end of rotating electrical machines is installed sprocket four, installs driving chain two between sprocket four and the sprocket two.
Furthermore, universal balls are arranged at two ends of the coreless roller.
Furthermore, rectangular rib plates are installed at two ends of the cylindrical box body.
Furthermore, the upper surface of the rectangular box body is provided with a feeding hole, and the lower surface of the rectangular box body is provided with a discharging hole.
The invention has the beneficial effects that: by adopting a simple structure design, the sealing effect is improved while the manufacturing cost is reduced; the cylindrical box body and the centerless roller are cut together under the action of gravity to form a sealing line surface, so that the air flow in a triangular area is prevented from rising, the rabbit materials are prevented from being sucked upwards, the phenomenon that fibers are wound on the compression roller or the stripping roller is avoided, and the smooth operation of equipment is ensured.
Drawings
FIG. 1 is a schematic view of a coreless roll seal arrangement according to the present invention for preventing suck-back;
FIG. 2 is a schematic side view of the drum seal mechanism;
FIG. 3 is an enlarged schematic view of a stripper roll;
FIG. 4 is a schematic view of a rotary seal joint;
FIG. 5 is a top schematic view of the linkage;
FIG. 6 is a schematic view of a vent;
in the figure, 1, a rectangular box body; 2. a first bearing; 3. a rotating shaft; 4. a second bearing; 5. rotating the tube; 6. a cylindrical box body; 7. air holes are formed; 8. a centerless drum; 9. a rectangular bracket; 10. a rotary seal joint; 11. a negative pressure fan; 12. a connecting pipe; 13. a third bearing; 14. a pressure roller; 15. a first gear; 16. a bearing IV; 17. stripping rollers; 18. a second gear; 19. a chain wheel I; 20. a second chain wheel; 21. a rotating electric machine; 22. a third chain wheel; 23. a first transmission chain; 24. a fourth chain wheel; 25. a second transmission chain; 26. a ball transfer unit; 27. a rectangular rib plate; 28. a feed inlet; 29. a discharge port; 30. a rectangular pillar.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings, and as shown in fig. 1-6, a centerless roller sealing device for preventing suck-back comprises a rectangular box 1, a roller sealing mechanism is arranged inside the rectangular box 1;
the roller sealing mechanism comprises a first bearing 2 on the side surface of a rectangular box body 1, a rotating shaft 3 is arranged on an inner ring of the first bearing 2, a second bearing 4 is arranged on the side surface of the rectangular box body 1, a rotating pipe 5 is arranged on an inner ring of the second bearing 4, a cylindrical box body 6 is arranged at one end of the rotating pipe 5, one end of the cylindrical box body 6 is fixedly connected with the rotating shaft 3, the other end of the cylindrical box body 6 is fixedly connected with the rotating pipe 5, the rotating pipe 5 and the cylindrical box body 6 are in an intercommunicated state, a vent hole 7 is formed in the side surface of the cylindrical box body 6, a coreless roller 8 is arranged in the cylindrical box body 6, a rectangular support 9 is arranged on the side surface of the rectangular box body 1, a rotary sealing joint 10 is arranged at one end of the rectangular support 9, one end of the rotary sealing joint 10 is fixedly connected with the rotating pipe 5, a negative pressure fan 11 is arranged at the lower end of the rectangular box body 1, and a connecting pipe 12 is arranged between the negative pressure fan 11 and the rotary sealing joint 10; three 13 of bearings are installed to 1 lower extreme both sides of rectangle box, three 13 of bearings are equipped with a pair ofly, three 13 inner circles of bearings install compressing roller 14, gear 15 is installed to compressing roller 14 one end, bearing four 16 is installed to three 13 one sides of bearing, bearing four 16 inner circles are installed and are shelled roller 17, it installs gear two 18 with gear 15 intermeshing to shell roller 17 one end, can plug up bleeder vent 7 below the cylinder box 6 through the effect of centerless cylinder 8, the circulation of gas has been kept apart, thereby prevent the air current rebound, the fibre of being convenient for moves down.
A linkage transmission mechanism is arranged on one side of the rectangular box body 1 and comprises a first chain wheel 19 at one end of the rotating shaft 3, and a second chain wheel 20 is arranged at one end of the peeling roller 17; rectangular pillar 30 is installed to rectangular box 1 lower extreme, and rotating electrical machines 21 is installed to rectangular pillar 30 upper end, and third sprocket 22 is installed to the rotatory end of rotating electrical machines 21, installs driving chain one 23 between third sprocket 22 and the sprocket 19, and fourth sprocket 24 is installed to the rotatory end of rotating electrical machines 21, installs driving chain two 25 between fourth sprocket 24 and the sprocket two 20.
The universal ball 26 is installed at both ends of the coreless roller 8, and the sliding friction between the coreless roller 8 and the cylindrical box 6 can be avoided through the action of the universal ball 26.
The upper surface of the rectangular box body 1 is provided with a feeding hole 28, and the lower surface of the rectangular box body 1 is provided with a discharging hole 29.
In the embodiment, the electric appliance of the equipment is controlled by an external controller, and the device is used, wherein the controller controls the rotating motor 21 and the negative pressure fan 11 to work simultaneously, the rotating motor 21 rotates to drive the third chain wheel 22 and the fourth chain wheel 24 to rotate synchronously, the rotation of the third chain wheel 22 drives the first chain wheel 19 to rotate through the transmission of the first transmission chain 23, the rotation of the first chain wheel 19 drives the rotating shaft 3 and the cylindrical box body 6 to rotate anticlockwise, and the cylindrical box body 6 can be stably rotated through the rotation of the first bearing 2 and the second bearing 4; the rotation of the fourth chain wheel 24 can drive the second chain wheel 20 to rotate under the action of the second transmission chain 25, the rotation of the second chain wheel 20 drives the peeling roller 17 to rotate anticlockwise, one end of the peeling roller 17 drives the second gear 18 to rotate, the second gear 18 drives the first gear 15 to rotate clockwise, the peeling roller 17 and the pressing roller 14 rotate oppositely at the moment, the peeling roller 17 and the cylindrical box body 6 rotate in the same direction, the pressing roller 14 can stably rotate under the action of the third bearing 13, and the peeling roller 17 can stably rotate under the action of the fourth bearing 16;
when the cylindrical box body 6 rotates, the centerless rollers 8 synchronously rotate by utilizing the factor of gravity, the lower ends of the centerless rollers 8 block the air holes 7 at the lower end part of the cylindrical box body 6, the air is blocked from flowing into the cylindrical box body 6, the negative pressure in the area among the cylindrical box body 6, the stripping roller 17 and the pressing roller 14 is eliminated, and the compressed fibers are stripped by the stripping roller 17 so as to be convenient for the fibers to fall; negative pressure can be generated in the cylindrical box body 6 through the work of the negative pressure fan 11, so that air around the cylindrical box body 6 enters the cylindrical box body 6 through the air holes 7, then is discharged from the negative pressure fan 11 through the rotating pipe 5, the rotary sealing joint 10 and the connecting pipe 12, and the rotary sealing joint 10 can be in a stable state through the action of the rectangular support 9; the cylindrical box body 6 can keep a sealing state with the connecting pipe 12 while rotating through the action of the rotary sealing joint 10;
after scattered fibers are collected by relevant collecting tools, the scattered fibers are input into the rectangular box body 1 through the feed inlet 28, then the scattered fibers are attached to the outer surface of the cylindrical box body 6 by using negative pressure generated by the negative pressure fan 11 (the fibers can be prevented from entering the cylindrical box body 6 through the air holes 7 by controlling the size of the air holes 7), then the fibers move to the right lower end of the cylindrical box body 6 along with the rotation of the cylindrical box body 6, and are subjected to certain extrusion when passing through the pressing roller 14 in the moving process, so that the scattered fibers are compacted, the post-treatment is convenient, when the fibers pass through the stripping roller 17, the compacted fibers can be stripped from the outer surface of the cylindrical box body 6 to the area among the stripping roller 17, the cylindrical box body 6 and the pressing roller 14, at the moment, the air holes 7 right above the area are in an unvented state, so that no air circulation exists in the area, the fiber is convenient to fall; the stripping roller 17 and the pinch roller 14 are rotated oppositely, so that the compacted fibers can be discharged from the right lower part, the fibers are discharged through a discharge port 29, and then the fibers are collected through manual treatment.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (5)
1. A centerless roller sealing device for preventing suck-back comprises a rectangular box body (1), and is characterized in that a roller sealing mechanism is arranged on the inner side of the rectangular box body (1);
the roller sealing mechanism comprises a first bearing (2) on the side surface of a rectangular box body (1), a rotating shaft (3) is installed on the inner ring of the first bearing (2), a second bearing (4) is installed on the side surface of the rectangular box body (1), a rotating pipe (5) is installed on the inner ring of the second bearing (4), a cylindrical box body (6) is installed at one end of the rotating pipe (5), one end of the cylindrical box body (6) is fixedly connected with the rotating shaft (3), the other end of the cylindrical box body (6) is fixedly connected with the rotating pipe (5), the rotating pipe (5) and the cylindrical box body (6) are in an intercommunicated state, air holes (7) are formed in the side surface of the cylindrical box body (6), a coreless roller (8) is installed in the cylindrical box body (6), a rectangular support (9) is installed on the side surface of the rectangular box body (1), a rotary sealing joint (10) is installed at one end of the rectangular support (9), one end of the rotary sealing joint (10) is fixedly connected with the rotating pipe (5), a negative pressure fan (11) is arranged at the lower end of the rectangular box body (1), and a connecting pipe (12) is arranged between the negative pressure fan (11) and the rotary sealing joint (10); bearing three (13) are installed to rectangle box (1) lower extreme both sides, and bearing three (13) are equipped with a pair ofly, and pinch roller (14) are installed to bearing three (13) inner circle, and gear one (15) are installed to pinch roller (14) one end, and bearing four (16) are installed to bearing three (13) one side, and bearing four (16) inner circle is installed and is shelled and get roller (17), shells and get roller (17) one end and install gear two (18) with gear one (15) intermeshing.
2. The centerless roller sealing device for preventing suck-back according to claim 1, wherein one side of the rectangular box body (1) is provided with a linkage transmission mechanism, the linkage transmission mechanism comprises a first chain wheel (19) at one end of a rotating shaft (3), and a second chain wheel (20) is installed at one end of a stripping roller (17); rectangle pillar (30) are installed to rectangle box (1) lower extreme, and rotating electrical machines (21) are installed to rectangle pillar (30) upper end, and chain wheel three (22) are installed to rotating electrical machines (21) rotatory end, install between chain wheel three (22) and chain wheel (19) driving chain one (23), and chain wheel four (24) are installed to rotating electrical machines (21) rotatory end, install driving chain two (25) between chain wheel four (24) and chain wheel two (20).
3. A centerless roller seal arrangement preventing suck-back as defined in claim 1 wherein the centerless roller (8) is fitted with ball transfer balls (26) at both ends.
4. The centerless roller sealing device for preventing suck-back according to claim 1, wherein rectangular rib plates (27) are installed at both ends of the cylindrical box body (6).
5. The centerless roller sealing device for preventing suck-back of claim 1, wherein the rectangular box (1) is provided with a feed inlet (28) on the upper surface and a discharge outlet (29) on the lower surface, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011572589.4A CN112695433B (en) | 2020-12-28 | 2020-12-28 | Centreless roller sealing device for preventing suck-back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011572589.4A CN112695433B (en) | 2020-12-28 | 2020-12-28 | Centreless roller sealing device for preventing suck-back |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112695433A CN112695433A (en) | 2021-04-23 |
| CN112695433B true CN112695433B (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011572589.4A Active CN112695433B (en) | 2020-12-28 | 2020-12-28 | Centreless roller sealing device for preventing suck-back |
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| Country | Link |
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| CN (1) | CN112695433B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103147171A (en) * | 2013-03-20 | 2013-06-12 | 江苏常盛无纺设备有限公司 | Condenser |
| CN103147134A (en) * | 2013-03-28 | 2013-06-12 | 李通 | Back-suction-preventing high-efficiency embossing machine |
| CN103726107A (en) * | 2014-01-16 | 2014-04-16 | 李通 | Seed cotton cleaner |
| CN206860878U (en) * | 2017-05-18 | 2018-01-09 | 邯郸宏大化纤机械有限公司 | A kind of new draw roll internal seal structure |
| WO2018216650A1 (en) * | 2017-05-24 | 2018-11-29 | 倉敷紡績株式会社 | Fiber assembly including cellulose water-repelent fiber, method for manufacturing same, and fiber product |
-
2020
- 2020-12-28 CN CN202011572589.4A patent/CN112695433B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103147171A (en) * | 2013-03-20 | 2013-06-12 | 江苏常盛无纺设备有限公司 | Condenser |
| CN103147134A (en) * | 2013-03-28 | 2013-06-12 | 李通 | Back-suction-preventing high-efficiency embossing machine |
| CN103726107A (en) * | 2014-01-16 | 2014-04-16 | 李通 | Seed cotton cleaner |
| CN206860878U (en) * | 2017-05-18 | 2018-01-09 | 邯郸宏大化纤机械有限公司 | A kind of new draw roll internal seal structure |
| WO2018216650A1 (en) * | 2017-05-24 | 2018-11-29 | 倉敷紡績株式会社 | Fiber assembly including cellulose water-repelent fiber, method for manufacturing same, and fiber product |
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|---|---|
| CN112695433A (en) | 2021-04-23 |
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