CN213804112U

CN213804112U - Carding machine with cotton fibre dust removal function

Info

Publication number: CN213804112U
Application number: CN202022146783.8U
Authority: CN
Inventors: 陈振华
Original assignee: Tongxiang Yongfu Textile Co ltd
Current assignee: Tongxiang Yongfu Textile Co ltd
Priority date: 2020-09-26
Filing date: 2020-09-26
Publication date: 2021-07-27
Anticipated expiration: 2030-09-26

Abstract

The utility model discloses a carding machine with cotton fibre dust removal function, including frame, carding machine body, cotton fibre ejection of compact conveying mechanism, a plurality of patting mechanism and dust absorption mechanism, the carding machine body is installed in the frame, be provided with the dust excluding hood in the frame, the dust excluding hood is located one side of carding machine body, the lateral wall lower extreme that the dust excluding hood is close to the carding machine body has seted up the cotton fibre import, the lateral wall lower extreme that the cotton carding machine body was kept away from to the dust excluding hood has seted up the cotton fibre export, cotton fibre ejection of compact conveying mechanism set up in the frame, and be located the below of dust excluding hood, a plurality of patting mechanism set up in the inner wall of dust excluding hood, dust absorption mechanism set up in the frame, and be located one side of dust excluding hood. The utility model discloses can pat out dust and impurity in the cotton fibre better to dust and impurity to patting out in time collect the processing.

Description

Carding machine with cotton fibre dust removal function

Technical Field

The utility model relates to a weaving equipment technical field especially relates to a carding machine with cotton fibre dust removal function.

Background

The carding machine is a textile machine for processing cotton fibers and chemical fibers, and carding is an important process in a spinning process. The carding machine can raise a lot of cotton scraps and dust in the working process, and a dust suction mechanism is usually arranged to suck the cotton scraps and the dust. In addition, in order to avoid the situation that a lot of dust and impurities are remained on the cotton after the cotton carding is finished, and the dust is raised in the process of turning or conveying in the subsequent processing. Usually, a beating mechanism is arranged in the carding machine, and the beating mechanism beats cotton fabrics subjected to field carding so that dust in cotton fibers can be fully raised and sucked by a dust suction mechanism. Impurities in the cotton wool can be beaten out and treated in the beating process.

However, the beating mechanism in the prior art is easy to damage cotton when beating the cotton, and the cotton fiber is thick and short and is very easy to break when beating with force. The cotton fiber of the prior flapping mechanism is broken into cotton dust in the flapping process to influence the quality of the final product.

Disclosure of Invention

The utility model aims at providing a carding machine with cotton fibre dust removal function can beat out dust and impurity in the cotton fibre better to in time collect the processing to the dust and the impurity of beating out. Simultaneously, can prevent to beat and cause the damage to cotton goods at the in-process of patting, improve cotton goods's quality.

The above technical purpose of the present invention can be achieved by the following technical solutions: a carding machine with a cotton wool dust removal function comprises a machine frame, a carding machine body, a cotton wool discharging and conveying mechanism, a plurality of beating mechanisms and a dust collection mechanism, wherein the carding machine body is installed on the machine frame, a dust hood is arranged on the machine frame and is positioned on one side of the carding machine body, a cotton wool inlet is formed in the lower end, close to the side wall of the carding machine body, of the dust hood, a cotton wool outlet is formed in the lower end, far away from the carding machine body, of the side wall of the dust hood, the cotton wool discharging and conveying mechanism is arranged on the machine frame and is positioned below the dust hood, the beating mechanisms are arranged on the inner wall of the dust hood, the dust collection mechanism is arranged on the machine frame and is positioned on one side of the dust hood, the cotton wool discharging and conveying mechanism comprises a driving roller, a driven roller and a conveying belt assembly, the driving roller and the driven roller are rotationally connected on the machine frame, the conveying belt assembly is sleeved on the driving idler wheel and the driven idler wheel, a driving assembly for driving the driving idler wheel to rotate is arranged on the outer wall of the rack, the conveying belt assembly is of a net structure and comprises an elastic warp belt and an elastic weft belt, the elastic warp belt and the elastic weft belt are woven together in a plain weave mode, dust falling intervals are arranged between the adjacent elastic warp belt and the adjacent elastic weft belt, the dust falling intervals are 1-10 cm, a supporting net is arranged in the middle of the conveying belt assembly, a plurality of tension springs are arranged on two sides of the supporting net, one ends, far away from the supporting net, of the tension springs are fixed on the rack, the flapping mechanism comprises a side gesture air cylinder, an elastic connecting rod and a flapping plate, the side gesture air cylinder is fixed on the inner wall of the dust hood, and one end of the elastic connecting rod is fixed on a rotating part of the side gesture air cylinder, the beating plate is fixed at one end of the elastic connecting rod, which is far away from the side-posture cylinder.

The utility model discloses still further set up to: a plurality of beater mechanism follows cotton fibre ejection of compact conveying mechanism's length direction interval arrangement set up in the both sides inner wall of dust excluding hood, and be located beater mechanism crisscross setting of dust excluding hood both sides inner wall.

The utility model discloses still further set up to: the beating plate is a rubber plate, and a plurality of regularly-arranged dust through holes are formed in the beating plate.

The utility model discloses still further set up to: the lower surface of the beating plate is provided with a plurality of regularly arranged rubber air bags, the rubber air bags are hemispherical, and a plurality of vent holes penetrating into the rubber air bags are formed in the beating plate.

The utility model discloses still further set up to: the cotton wool discharging and conveying mechanism is characterized in that a cleaning mechanism is arranged below the cotton wool discharging and conveying mechanism and comprises a mounting plate, a dust collection box, a first air cylinder and a brush strip, the mounting plate is fixed on the rack, the first air cylinder is fixed at the upper end of the mounting plate, the piston rod of the first air cylinder is vertically upwards arranged, the brush strip is arranged on the piston rod of the first air cylinder, the upper end of the brush strip is in contact with the lower end of the cotton wool discharging and conveying mechanism, the dust collection box is arranged at the upper end of the mounting plate, and the dust collection box is located on one side, away from the carding machine body, of the first air cylinder.

The utility model discloses still further set up to: the bristles on the brush strip are hard bristles.

The utility model discloses still further set up to: the dust collection box is characterized in that a sliding rail is arranged at the upper end of the mounting plate, the length of the sliding rail is the same as that of the mounting plate, a sliding groove along the length direction of the dust collection box is formed in the lower surface of the dust collection box, the sliding rail is connected in the sliding groove in a sliding mode, a cleaning opening is formed in the side wall of the rack, and the dust collection box can be taken out from the cleaning opening in an outward sliding mode.

The utility model discloses still further set up to: the cleaning opening is provided with a cover plate, and the upper end of the cover plate is hinged to the position above the cleaning opening.

The utility model discloses still further set up to: dust absorption mechanism includes dust absorption pipe, collecting box and fan, the dust absorption mouth has been seted up to the intermediate position of dust excluding hood roof, be connected with the dust absorption pipe on the dust absorption mouth, the collecting box set up in the one end of dust absorption mouth is kept away from to the dust absorption pipe, the fan sets up on the dust absorption pipe, and be located the dust absorption pipe and be close to one side of collecting box.

Compared with the prior art, the beneficial effects of the utility model are that: 1. when patting mechanism is patting the cotton fibre, elasticity warp tape and elasticity weft tape can play the buffering to the cotton fibre that is located its upper end, prevent to pat the too big and cause the destruction to the cotton fibre of the effort of in-process beating the cotton fibre. In addition, impurities that cannot be lifted from the cotton wool can fall downward from the dust fall interval and thus be removed from the cotton wool. 2. The process of supporting network vibration plays the guard action to the cotton fibre on the one hand, prevents that beater mechanism from causing great impact to the cotton fibre, and on the other hand vibrates the impurity that makes in the cotton fibre and shakes off, improves the edulcoration effect to the cotton fibre. 3. The beating mechanisms on the inner walls of the front side and the rear side of the dust hood are arranged in a staggered mode, so that cotton wool can be beaten more uniformly. 4. The dust hood can limit the dust raised in the dust removal process in the dust hood, and the dust is prevented from diffusing into the environment to pollute the environment. 5. The fan makes the dust absorption pipe be close to the one end production suction of dust excluding hood, makes dust absorption mouth department produce the negative pressure to the dust of raising in the dust excluding hood in time inhales through the dust absorption pipe and collects in collecting box, effectively prevents to fill the inside that enters into the cotton fibre again of dust in the dust excluding hood. 6. The conveyer belt subassembly is at the pivoted in-process, and the brush on the brush strip can clear up elasticity warp tape and elasticity weft tape, brushes dust or impurity removal that will adhere to on elasticity warp tape and elasticity weft tape, prevents that the impurity that adheres to on elasticity warp tape and elasticity weft tape from leading to the fact the pollution to subsequent cotton fibre.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the internal structure of the frame and the dust hood of the present invention;

FIG. 3 is a schematic view of a partial structure of the conveyor belt assembly of the present invention;

FIG. 4 is a second schematic structural view of the present invention;

fig. 5 is a top view of the present invention;

fig. 6 is a cross-sectional view taken along direction G of fig. 5 according to the present invention;

FIG. 7 is an enlarged schematic view of the portion A of FIG. 2 according to the present invention;

FIG. 8 is an enlarged schematic view of the portion B of FIG. 6 according to the present invention;

fig. 9 is an enlarged schematic structural view of a portion C in fig. 4 according to the present invention.

The reference numbers in the figures mean: 1. a frame; 2. a carding machine body; 3. cotton wool discharging and conveying mechanism; 4. a flapping mechanism; 5. a dust suction mechanism; 6. a dust hood; 7. cotton wool inlet; 8. a cotton wool outlet; 9. a driving roller; 10. a driven roller; 11. a conveyor belt assembly; 12. a drive assembly; 13. an elastic warp band; 14. an elastic weft tape; 15. a dust falling interval; 16. a support net; 17. a tension spring; 18. a lateral attitude cylinder; 19. an elastic link; 20. beating a plate; 21. a dust passing hole; 22. a rubber air bag; 23. a cleaning mechanism; 24. mounting a plate; 25. a dust collection box; 26. a first cylinder; 27. a brush bar; 28. a slide rail; 29. a chute; 30. a cover plate; 31. a dust collection pipe; 32. a collection box; 33. a fan; 34. a front side plate; 35. a rear side plate; 36. a top plate; 37. an impurity collection box; 38. a driving gear; 39. a driven gear; 40. the motor is driven.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

The present invention will be described below with reference to fig. 1 to 9.

A carding machine with a cotton fiber dust removal function comprises a machine frame 1, a carding machine body 2, a cotton fiber discharging and conveying mechanism 3, a plurality of beating mechanisms 4 and a dust collection mechanism 5. The frame 1 in this embodiment includes a front side plate 34, a rear side plate 35, and a top plate 36. The top plate 36 is fixed to the upper ends of the front and

rear side plates

34, 35 by bolts, and the top plate 36 is located on the right side of the upper end positions of the front and

rear side plates

34, 35. The carding machine body 2 is fixed on the top plate 36 by bolts, thereby ensuring the stability of the carding machine body 2. Be provided with dust excluding hood 6 on the frame 1, dust excluding hood 6 is located the left side of carding machine body 2, and the lower extreme of dust excluding hood 6 passes through screw fixed connection in the upper end of preceding curb plate 34 and posterior lateral plate 35. The lower end of the side wall of the dust excluding hood 6 close to the carding machine body 2 is provided with a cotton wool inlet 7, and the lower end of the side wall of the dust excluding hood 6 far away from the carding machine body 2 is provided with a cotton wool outlet 8. Cotton fabric after finishing through carding machine body 2 gets into the edulcoration that removes dust from cotton fibre import 7 under the transportation of cotton fibre ejection of compact conveying mechanism 3 in the dust excluding hood 6 to export 8 from the cotton fibre and transport out dust excluding hood 6.

The dust suction mechanism 5 is located outside the dust suction hood, and the dust suction mechanism 5 includes a dust suction pipe 31, a collection box 32, and a fan 33. The middle position of the top wall of the dust hood 6 is provided with a dust suction port, and the dust suction port is connected with a dust suction pipe 31. The end parts of the dust suction port and the dust suction pipe 31 are both provided with flanges, and the dust suction port and the dust suction pipe 31 are fixedly connected through the flanges. The collecting box 32 is disposed at an end of the dust suction pipe 31 remote from the dust suction port, and the fan 33 is disposed on the dust suction pipe 31 at a side of the dust suction pipe 31 adjacent to the collecting box 32. The dust hood can limit the dust raised in the dust removal process in the dust hood, and the dust is prevented from diffusing into the environment to pollute the environment. The fan 33 makes the dust absorption pipe 31 be close to the one end production suction of dust excluding hood 6, makes dust absorption mouth department produce the negative pressure to in time inhale collection box 32 through dust absorption pipe 31 with the dust of raising in the dust excluding hood and collect, prevent effectively that the dust of filling in dust excluding hood 6 from entering into the inside of cotton fibre again.

The cotton wool discharging and conveying mechanism 3 is arranged between the front side plate 34 and the rear side plate 35 and is positioned below the dust hood 6. The cotton wool discharging and conveying mechanism 3 comprises a driving roller 9, a driven roller 10 and a conveyor belt assembly 11, wherein two ends of the driving roller 9 and two ends of the driven roller 10 are respectively and rotatably connected to a front side plate 34 and a rear side plate 35. The conveyer belt assembly 11 is sleeved on the driving idler wheel 9 and the driven idler wheel 10, the conveyer belt assembly 11 rotates on the driving idler wheel 9 and the driven idler wheel 10 along with the rotation of the driving idler wheel 9, and cotton wool located at the upper end is transported. The outer wall of the machine frame 1 is provided with a driving assembly 12 for driving the driving roller 9 to rotate, and the driving assembly 12 comprises a driving gear 38, a driven gear 39 and a driving motor 40. One end of the rotation shaft of the driving roller 9 penetrates the outside of the rear side plate 35, and the driven gear 39 is fixed to the rotation shaft. The outer wall of the rear side plate 35 is provided with a motor base, and the driving motor 40 is fixed at the upper end of the motor base through bolts. The drive gear 38 is fixed to an output shaft of the drive motor 40, and the drive gear 38 and the driven gear 39 are engaged with each other.

The conveyor belt assembly 11 is of a net structure, the conveyor belt assembly 11 comprises elastic warp belts 13 and elastic weft belts 14, and the elastic warp belts 13 and the elastic weft belts 14 are woven together in a plain weave mode. Dust falling intervals 15 are arranged between the adjacent elastic warp tapes 13 and the adjacent elastic weft tapes 14, and the dust falling intervals 15 are 1-10 cm. When the beating mechanism 4 beats the cotton wool, the elastic warp belts 13 and the elastic weft belts 14 can buffer the cotton wool positioned at the upper end of the cotton wool, so that the cotton wool is prevented from being damaged due to overlarge beating action force on the cotton wool in the beating process. In addition, impurities that cannot be lifted from the cotton wool can fall downward from the dust fall space 15 and be removed from the cotton wool. The cotton wool discharging and conveying mechanism 3 is provided with an impurity collecting box 37 below, the impurity collecting box 37 is positioned between the front side plate 34 and the rear side plate 35, and the impurity collecting box 37 can collect the downward falling impurities. A support screen 16 is provided in the middle of the belt assembly 11, the support screen 16 being located on the side near the upper end of the belt assembly 11. A plurality of tension springs 17 are arranged on two sides of the supporting net 16, and one ends of the tension springs 17 far away from the supporting net 16 are fixed on the machine frame 1. In the process of beating cotton wool by the beating mechanism 4, the downward acting force of the conveyor belt assembly 11 acts on the support net 16, and the support net 16 can make the support net 16 vibrate up and down under the acting force of the tension spring 17, so that the conveyor belt assembly 11 above the support net 16 and the cotton wool vibrate up and down together. The process that the supporting net 16 vibrates plays the guard action to the cotton fibre on the one hand, prevents that beater mechanism 4 from causing great impact to the cotton fibre, and on the other hand vibrates the impurity that makes in the cotton fibre and shakes off, improves the edulcoration effect to the cotton fibre.

The beating mechanisms 4 are arranged on the inner wall of the dust hood 6, and the beating mechanisms 4 are arranged on the inner walls of the front side and the rear side of the dust hood 6 at intervals along the length direction of the cotton wool discharging and conveying mechanism 3. The beating mechanisms 4 positioned on the inner walls of the front side and the rear side of the dust hood 6 are arranged in a staggered mode, so that cotton wool can be more uniformly beaten. The beater mechanism 4 comprises a side-attitude cylinder 18, an elastic link 19 and a beater plate 20. The side position cylinder 18 is fixed on the inner wall of the dust hood 6 through screws, one end of an elastic connecting rod 19 is fixed on the rotating part of the side position cylinder 18, and a beating plate 20 is fixed on one end of the elastic connecting rod 19 far away from the side position cylinder 18. The side posture control cylinder 18 can rotate the elastic connecting rod 19 and the beating plate 20 together, and beating of cotton batting is realized when the side posture control cylinder rotates downwards. The beating force and frequency of the beating plate 20 to the cotton batting can be respectively changed by controlling the rotating speed and the rotating frequency of the rotating part of the side-posture cylinder 18. According to actual demand staff adjusts the working parameter of side appearance cylinder 18, makes beater mechanism 4 can beat the cotton fibre better. The beating plate 20 is a rubber plate, and a plurality of regularly arranged dust passing holes 21 are formed in the beating plate 20. The dust passing holes 21 allow dust that is lifted from the cotton wool during the beating process to pass through, so that the dust can be lifted better and sucked by the dust suction mechanism 5. The lower surface of the clapper 20 is provided with a plurality of regularly arranged rubber airbags 22, the rubber airbags 22 are hemispherical, and the clapper 20 is provided with a plurality of vent holes penetrating into the rubber airbags 22. The rubber air bag 22 can play a role in buffering when being in contact with cotton wool, and air in the rubber air bag 22 can be discharged from the vent holes, so that impact on the cotton wool is reduced. When the clapper 20 rotates upwards, air enters the rubber air bag 22 again to restore the rubber air bag 22.

A cleaning mechanism 23 is arranged below the cotton wool discharging and conveying mechanism 3, and the cleaning mechanism 23 comprises a mounting plate 24, a dust collection box 25, a first air cylinder 26 and a brush strip 27. The mounting plate 24 is horizontally disposed, and both ends of the mounting plate 24 are fixed to inner walls of the front side plate 34 and the rear side plate 35 by screws, respectively. The first air cylinder 26 is fixed at the upper end of the mounting plate 24, a piston rod of the first air cylinder 26 is arranged vertically upwards, and the first air cylinder 26 is located in the middle of the mounting plate 24. The brush strip 27 is arranged on a piston rod of the first air cylinder 26, the upper end of the brush strip 27 is in contact with the lower end of the cotton wool discharging and conveying mechanism 3, and bristles on the brush strip 27 are hard bristles. The dust box 25 is arranged at the upper end of the mounting plate 24, and the dust box 25 is positioned at one side of the cylinder I26 far away from the carding machine body 2. In the rotating process of the conveyor belt assembly 11, the brushes on the brush strips 27 can clean the elastic warp tapes 13 and the elastic weft tapes 14, and brush out dust or impurities adhered to the elastic warp tapes 13 and the elastic weft tapes 14, so that the impurities adhered to the elastic warp tapes 13 and the elastic weft tapes 14 are prevented from polluting subsequent cotton wool. The impurities and dust brushed down by the brush hairs fall into the dust box 25 to be collected.

The upper end of the mounting plate 24 is provided with a slide rail 28, the length of the slide rail 28 is the same as that of the mounting plate 24, the lower surface of the dust collection box 25 is provided with a slide groove 29 along the length direction, and the slide rail 28 is connected in the slide groove 29 in a sliding manner. A cleaning opening is formed in the side wall of the rack 1, a cover plate 30 is arranged on the cleaning opening, and the upper end of the cover plate 30 is hinged to the position above the cleaning opening. The dust box 25 can be taken out from the cleaning opening in a sliding manner, and when the impurities in the dust box 25 are more, a worker can pull out the dust box from the cleaning opening to clean the dust box.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations of the above assumption should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a carding machine with cotton fibre dust removal function, includes frame (1), carding machine body (2), cotton fibre ejection of compact conveying mechanism (3), a plurality of beater mechanism (4) and dust absorption mechanism (5), carding machine body (2) are installed on frame (1), its characterized in that: the cotton wool beating machine is characterized in that a dust hood (6) is arranged on the rack (1), the dust hood (6) is located on one side of the carding machine body (2), a cotton wool inlet (7) is formed in the lower end of the side wall, close to the carding machine body (2), of the dust hood (6), a cotton wool outlet (8) is formed in the lower end of the side wall, far away from the carding machine body (2), of the dust hood (6), the cotton wool discharging and conveying mechanism (3) is arranged on the rack (1) and located below the dust hood (6), a plurality of beating mechanisms (4) are arranged on the inner wall of the dust hood (6), the dust suction mechanism (5) is arranged on the rack (1) and located on one side of the dust hood (6), the cotton wool discharging and conveying mechanism (3) comprises a driving roller (9), a driven roller (10) and a conveying belt assembly (11), the driving roller (9) and the driven roller (10) are rotatably connected to the rack (1), the conveying belt assembly (11) is sleeved on the driving idler wheel (9) and the driven idler wheel (10), the outer wall of the rack (1) is provided with a driving assembly (12) for driving the driving idler wheel (9) to rotate, the conveying belt assembly (11) is of a net-shaped structure, the conveying belt assembly (11) comprises elastic warp belts (13) and elastic weft belts (14), the elastic warp belts (13) and the elastic weft belts (14) are woven together in a plain weaving mode, dust falling intervals (15) are arranged between every two adjacent elastic warp belts (13) and every two adjacent elastic weft belts (14), the dust falling intervals (15) are 1-10 cm, a supporting net (16) is arranged in the middle of the conveying belt assembly (11), a plurality of tension springs (17) are arranged on two sides of the supporting net (16), one ends, far away from the supporting net (16), of the tension springs (17) are fixed on the rack (1), patting mechanism (4) are including side appearance cylinder (18), elastic connecting rod (19) and clap board (20), side appearance cylinder (18) are fixed in the inner wall of dust excluding hood (6), the one end of elastic connecting rod (19) is fixed in the rotation portion of side appearance cylinder (18), clap board (20) are fixed in the one end that side appearance cylinder (18) were kept away from in elastic connecting rod (19).

2. The carding machine with the cotton wool dedusting function as claimed in claim 1, wherein: a plurality of beater mechanism (4) are followed the length direction interval arrangement of cotton fibre ejection of compact conveying mechanism (3) set up in the both sides inner wall of dust excluding hood (6), and be located beater mechanism (4) the crisscross setting of dust excluding hood (6) both sides inner wall.

3. The carding machine with the cotton wool dedusting function as claimed in claim 2, wherein: the beating plate (20) is a rubber plate, and a plurality of regularly-arranged dust through holes (21) are formed in the beating plate (20).

4. The carding machine with the cotton wool dedusting function as claimed in claim 3, wherein: the lower surface of the beating plate (20) is provided with a plurality of regularly arranged rubber air bags (22), the rubber air bags (22) are hemispherical, and the beating plate (20) is provided with a plurality of vent holes penetrating into the rubber air bags (22).

5. The carding machine with the cotton wool dedusting function as claimed in claim 1, wherein: the utility model discloses a cotton wool production line, including frame (1), frame (26), cylinder (26), dust collection box (25), brush strip (27), cleaning mechanism (23) are provided with cleaning mechanism (23) below of cotton wool ejection of compact conveying mechanism (3), cleaning mechanism (23) are including mounting panel (24), dust collection box (25), cylinder (26) and brush strip (27), mounting panel (24) are fixed in on frame (1), cylinder (26) are fixed in the upper end of mounting panel (24) just the vertical upwards setting of piston rod of cylinder (26), brush strip (27) set up in on the piston rod of cylinder (26), the upper end of brush strip (27) with the lower extreme contact of cotton wool ejection of compact conveying mechanism (3), dust collection box (25) set up in the upper end of mounting panel (24), just dust collection box (25) are located one side of carding machine body (2) is kept away from in cylinder (26).

6. The carding machine with the cotton wool dedusting function as claimed in claim 5, wherein: the bristles on the brush strip (27) are hard bristles.

7. The carding machine with the cotton wool dedusting function as claimed in claim 5, wherein: the dust collection box is characterized in that a sliding rail (28) is arranged at the upper end of the mounting plate (24), the length of the sliding rail (28) is the same as that of the mounting plate (24), a sliding groove (29) along the length direction of the dust collection box (25) is formed in the lower surface of the dust collection box (25), the sliding rail (28) is connected in the sliding groove (29) in a sliding mode, a cleaning opening is formed in the side wall of the rack (1), and the dust collection box (25) can be taken out from the cleaning opening in an outward sliding mode.

8. The carding machine with the cotton wool dedusting function as claimed in claim 7, wherein: a cover plate (30) is arranged on the cleaning opening, and the upper end of the cover plate (30) is hinged to the position above the cleaning opening.

9. The carding machine with the cotton wool dedusting function as claimed in claim 1, wherein: dust absorption mechanism (5) are including dust absorption pipe (31), collecting box (32) and fan (33), the dust absorption mouth has been seted up to the intermediate position of dust excluding hood (6) roof, be connected with dust absorption pipe (31) on the dust absorption mouth, collecting box (32) set up in the one end of dust absorption mouth is kept away from in dust absorption pipe (31), fan (33) set up on dust absorption pipe (31), and be located dust absorption pipe (31) and be close to one side of collecting box (32).