CN210341163U - Combing dust removal equipment of rabbit hair combing machine - Google Patents

Abstract

The utility model relates to a carding and dust removing equipment of rabbit hair carding machine belongs to rabbit hair processing equipment field, and it includes the frame and sets up in feeding hair device and the storage device at frame head and the tail both ends, and its technical essential is: the frame is equipped with a plurality of carding units and conveyer belt along its length reverse interval, carding unit is including utilizing the suction hair roller of negative pressure absorption rabbit hair, the suction hair roller includes the negative pressure roller with frame fixed connection and coaxial rotation set up in the net roller in the negative pressure roller outside, the air inlet duct has been seted up along its length direction to inside cavity of negative pressure roller and one side, the one end intercommunication air exhaust device of negative pressure roller. The utility model provides a pair of combing dust collecting equipment of rabbit hair carding machine is bled to the hair suction roller through setting up air exhaust device to make the air inlet duct department of negative pressure roller form the negative pressure, utilize the negative pressure to carry out absorptive when to the rabbit hair, extract dust and dander that mix with in the rabbit hair, thereby improve the quality of rabbit hair.

Description

Combing dust removal equipment of rabbit hair combing machine

Technical Field

The utility model belongs to the technical field of rabbit hair processing equipment and specifically relates to a combing dust collecting equipment of rabbit hair carding machine is related to.

Background

The biomass protofiber is one of three types of biomass fiber, and is a fiber processed by natural animal and plant fibers in the nature through a physical method, and wool is one of the traditional dominant varieties in China. The rabbit hair is natural protein fiber, has the characteristics of fluffiness, softness, smoothness and warmth retention, belongs to the raw material of high-grade wool spinning products, and the products are comfortable and elegant to wear, have bright colors and are deeply favored by people.

Because both contained thick coarse hair and contained impurity such as thin fine hair and partial dander in the rabbit hair, for the quality of guaranteeing high-grade fabrics, need use the fine hair to make, consequently before using rabbit hair spinning processing, need use the carding machine to handle the rabbit hair to get rid of the most coarse hair in the rabbit hair raw materials and impurity, make the rabbit hair thickness after handling more even.

Because the rabbit hair contains dander and dust with light weight than the rabbit hair, the existing carding machine can only screen the coarse hair and the heavy impurities of the rabbit hair in the carding process, and the dander and the dust have light weight and are easy to attach to the rabbit hair, so that the dander and the dust are difficult to clean in the screening process, and the quality of the rabbit hair is influenced.

Therefore, a new technical solution is needed to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a dust collecting equipment that combs of rabbit hair carding machine is bled to the hair suction roll through setting up air exhaust device to make the air inlet duct department of negative pressure roller form the negative pressure, utilize the negative pressure to carry out absorptive when to the rabbit hair, extract dust and dander that mix with in the rabbit hair, thereby improve the quality of rabbit hair.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a dust collecting equipment that divides comb of rabbit hair carding machine, includes the frame and sets up in feeding hair device and the storage device at frame head and the tail both ends, the frame is equipped with a plurality of carding units and conveyer belt along its length reverse interval, carding unit is including utilizing the suction hair roller of negative pressure absorption rabbit hair, the suction hair roller includes the negative pressure roller and the coaxial rotation that set up in the net roller in the negative pressure roller outside with frame fixed connection, the air inlet duct has been seted up along its length direction to inside cavity of negative pressure roller and one side, the one end intercommunication air exhaust device of negative pressure roller.

By adopting the technical scheme, the rabbit hair moves towards one side of the storage device along the length direction of the rack under the action of the hair feeding device, and is repeatedly conveyed and combed for multiple times under the action of the conveying belt and the combing device, so that the rabbit hair is screened; the negative pressure roller utilizes the negative pressure to adsorb the thorn rabbit hair, make the rabbit hair on the licker-in transfer to the net roller, one end at the negative pressure roller sets up air exhaust device, utilize air exhaust device to make the air inlet duct department of negative pressure roller form the negative pressure, when the hair suction roller adsorbs the rabbit hair, dust and dander in the rabbit hair are in entering into the negative pressure roller and being extracted along air exhaust device through the punchhole of net roller under air exhaust device's effect, thereby reduce the content of dust and dander in the rabbit hair, improve the quality of rabbit hair.

The utility model discloses further set up to: the air exhaust device comprises a plurality of branch pipes which are respectively communicated with the negative pressure roller and a main pipe which is communicated with the branch pipes, one end of the main pipe is closed, and the other end of the main pipe is communicated with a first exhaust fan.

Through adopting above-mentioned technical scheme, being bled the negative pressure roller through setting up the branch pipe to make the negative pressure roller form the negative pressure in air inlet duct department, connect many branch pipes through setting up house steward, thereby reduce the use of first air exhauster, seal through the one end with house steward, thereby guarantee that first air exhauster divides the negative pressure that the pipe formed.

The utility model discloses further set up to: the air outlet of the first exhaust fan is connected with a dust removal device, the air outlet of the first exhaust fan faces downwards vertically, and the dust removal device comprises an air duct which is vertically arranged below the air outlet of the first exhaust fan and a dust collection bag which is arranged on one side of the air duct, which deviates from the first exhaust fan.

Through adopting above-mentioned technical scheme, handle dust and dander in the air that first air exhauster was taken out through setting up dust collector, the air is discharged from the air outlet of first air exhauster to the direction of following the dryer is towards the dust bag, thereby makes dander and dust in the air collect in the dust bag.

The utility model discloses further set up to: and a third exhaust fan is arranged on one side of the air duct above the integrated bag, a guide pipe is arranged between the third exhaust fan and the air duct, and the axis of the guide pipe is perpendicular to the axis of the air duct.

Through adopting above-mentioned technical scheme, through setting up the third air exhauster in dryer one side, the third air exhauster extracts the air in the dryer under the effect of pipe to reduce that the exhaust air of first air exhauster blows to the dust bag, cause the too big and influence dust bag to the collection of dust and dander of air current in the dust collecting zone.

The utility model discloses further set up to: the air inlet groove is formed towards one side of the wool feeding device, and one side, away from the air inlet groove, of the negative pressure roller is connected with the conveying belt.

Through adopting above-mentioned technical scheme, because the hair roller not only need adsorb the rabbit hair and still need shift the rabbit hair simultaneously, offer the air inlet duct in negative pressure roller towards feeding hair device one side to make the negative pressure roller deviate from air inlet duct one side and be connected with the conveyer belt, thereby realize shifting of rabbit hair.

The utility model discloses further set up to: the negative pressure roller is provided with brushes on two sides of the air inlet groove, and the bristles of the brushes are in interference fit with the mesh roller.

Through adopting above-mentioned technical scheme, because air exhaust device forms the negative pressure in air inlet duct department and adsorbs the rabbit hair, the easy jamming of part rabbit hair is on the punchhole of net roller to influence the absorption of hair suction roller to the rabbit hair, through setting up the brush and make brush and net roller contradict, utilize the conflict of brush and net roller, thereby it is ejecting towards the net roller outside by the brush to make the rabbit hair of part jamming on the net roller, guarantee the net roller and rotate the absorption and the drive of in-process to the rabbit hair.

The utility model discloses further set up to: the end of the conveyor belt facing the wire roll is located below the wire roll axis.

Through adopting above-mentioned technical scheme, through setting up the conveyer belt in net roller axis below, be convenient for rabbit hair drop on the conveyer belt at the pivoted in-process of net roller.

The utility model discloses further set up to: be equipped with the deflector between net roller and the conveyer belt, the deflector sets up towards conveyer belt one side downward sloping, the deflector matches to contradict on the net roller outer wall towards net roller one side.

Through adopting above-mentioned technical scheme, through set up the deflector between net roller and conveyer belt, conveniently with the rabbit hair direction on the net roller shift to the conveyer belt, contradict through setting up wire guide and net roller outer wall to make the rabbit hair shift in-process more thorough.

To sum up, the utility model discloses a beneficial technological effect does: the rabbit hair is screened by the carding device, the licker-in and the hair suction roller are matched with each other to carry out carding transfer on the rabbit hair, the negative pressure roller is communicated with the exhaust fan, so that negative pressure is generated at the air inlet groove, the net roller opposite to the air inlet groove adsorbs the rabbit hair, and the position of the net roller opposite to the air inlet groove is continuously changed due to continuous rotation of the net roller, so that the rabbit hair is continuously adsorbed on the net roller, and fiber damage of the rabbit hair in the carding transfer process is effectively reduced; the net roller is cleaned by the hairbrush, so that part of rabbit hair is prevented from being stuck in holes of the net roller, and the adsorption of the net roller on the rabbit hair is prevented from being influenced; the rotating speed of the hair absorbing roller is larger than that of the licker-in roller, so that the hair absorbing roller can more thoroughly absorb rabbit hair on the licker-in roller.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial cross-sectional view of the present invention, showing primarily the components of the carding unit and its connection to the frame;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic view of a part of the structure of the present invention, mainly showing the connection relationship between the carding unit and the driving motor;

FIG. 5 is a partial cross-sectional view of the present invention, mainly illustrating the installation of the carding machine in the workshop body;

fig. 6 is a partial sectional view of the present invention, mainly showing the connection between the dust removing device and the exchange chamber and the air extracting device.

In the figure, 1, a frame; 11. a recovery frame; 2. a wool feeding device; 3. a material storage device; 4. a conveyor belt; 5. a carding unit; 51. a licker-in; 52. a hair absorbing roller; 521. a negative pressure roller; 5211. an air inlet groove; 522. a screen roller; 523. a brush; 53. a material receiving frame; 54. a compression roller; 55. a baffle plate; 56. a guide roller; 57. a protective cover; 58. cleaning the roller; 59. a guide plate; 6. a drive motor; 61. a driving gear; 62. a driven gear; 63. a secondary gear; 7. a workshop body; 71. an exchange chamber; 72. a second exhaust fan; 8. an air extraction device; 81. a first exhaust fan; 82. pipe distribution; 83. a header pipe; 9. a dust removal device; 91. an air duct; 92. and a third exhaust fan.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a carding and dust removing equipment of rabbit hair carding machine, including frame 1 with set up in feeding hair device 2 and storage device 3 at 1 head and the tail both ends of frame, frame 1 is equipped with a plurality of carding unit 5 and conveyer belt 4 along its length antiport, conveyer belt 4 drives the rabbit hair and removes towards 3 one ends of storage device, carding unit 5 carries out the carding transfer to the rabbit hair, thereby the quality of rabbit hair improves the rabbit hair through a plurality of carding unit 5's screening.

Referring to fig. 2 and 3, because rabbit hair is contaminated with dust, scurf and the like with a part of light weight, in order to ensure that the dust, the scurf and the like in the rabbit hair can be cleaned in the rabbit hair treatment process, thereby ensuring the cleanliness of the rabbit hair, the carding device 5 comprises a licker-in roller 51 and a hair suction roller 52 which are sequentially arranged along the rabbit hair conveying direction, wherein the hair suction roller 52 comprises a negative pressure roller 521 fixedly arranged on the frame 1 and a net roller 522 coaxially and rotatably arranged outside the negative pressure roller 521, the negative pressure roller 521 is hollow, one end of the negative pressure roller 521 is communicated with an air extractor 8, one side of the negative pressure roller 521 facing the licker-in roller 51 is provided with an air inlet groove 5211 along the axis thereof, and the air inlet groove 5211 of the negative pressure roller 521 generates negative pressure by using the air extractor 8, so as to generate suction at the.

Referring to fig. 2 and 3, the air inlet duct 5211 is communicated with the air outside the hair suction roller 52 through the eyelets of the net roller 522, the air exhaust device 8 sucks the outside air from the air inlet duct 5211 through the eyelets of the net roller 522, so that part of the eyelets on the net roller 522 corresponding to the air inlet duct 5211 generate negative pressure to adsorb rabbit hair, fiber damage of the rabbit hair in the carding transfer process is effectively reduced, and meanwhile, when the rabbit hair is adsorbed on the net roller 522 by suction force, the part of dust and dander mixed in the rabbit hair is exhausted through the eyelets of the net roller 522 by the air exhaust device 8, and the quality of the rabbit hair is improved.

Referring to fig. 2, licker-in 51 rotates towards feed hair device 2 one side to make licker-in 51's the rotation direction opposite with the direction of transfer of conveyer belt 4, the rabbit hair interlude inlay card is in the intensive faller of licker-in 51, because the quality of rabbit hair is lighter and the adhesive force between the rabbit hair is stronger, and the weight of coarse hair is great and its surface is more smooth, and the partial coarse hair of action of gravity drops with the great impurity of weight, thereby reaches the effect that the rabbit hair was screened.

Referring to fig. 2, in order to facilitate the entry of rabbit hair into the needle plate of the taker-in cylinder 51, the end of the conveyor belt 4 facing the taker-in cylinder 51 is located above the axis of the taker-in cylinder 51, and the tail of the conveyor belt 4 facing the end of the taker-in cylinder 51 is located above the taker-in cylinder 51, so that rabbit hair can fall onto the taker-in cylinder 51 without the conveyor belt 4 coming into contact with the taker-in cylinder 51. Because the rabbit hair drops on the outer surface of the licker-in 51, part of the rabbit hair is only attached to the needle plate of the licker-in 51, in order to avoid the rabbit hair from dropping, a receiving frame 53 is arranged below the conveyor belt 4 close to the licker-in 51, a compression roller 54 is arranged between the receiving frame 53 and the conveyor belt 4 in a rotating mode, the compression roller 54 and the licker-in 51 are close to each other and abut against the outer side of the licker-in 51, and therefore the rabbit hair dropping in the receiving frame 53 and the rabbit hair on the needle plate are extruded towards the needle plate again. A recovery frame 11 is arranged below the licker-in 51 to collect the screened waste and impurities.

Referring to fig. 2 and 4, in order to ensure that the hair absorbing roller 52 can stably convey rabbit hair, the net roller 522 is rotatably arranged towards one side of the discharging device, one end of the licker-in roller 51 is coaxially provided with a driving motor 6, and the licker-in roller 51 is driven to rotate by the driving motor 6. Because the rotation direction of the net roller 522 is opposite to the rotation direction of the licker-in roller 51, the driving gear 61 is coaxially fixed at one end of the licker-in roller 51 on the same side with the driving motor 6, the driven gear 62 is coaxially fixed on the net roller 522 corresponding to the driving gear 61, and the driving gear 61 is meshed with the driven gear 62, so that the licker-in roller 51 can be driven to rotate while the driving motor 6 drives the net roller 522 to rotate. To ensure that the web roll 522 rotates to transfer the rabbit hair on the licker-in 51 more thoroughly, the diameter of the driving gear 61 is larger than that of the driven gear 62, so that the rotation speed of the licker-in 51 is smaller than that of the web roll 522.

Referring to fig. 2 and 3, because rabbit hair is fluffy and easy to scatter in the transfer process of rabbit hair, in order to reduce the waste of rabbit hair, a baffle 55 is arranged between the hair suction roller 52 and the licker-in roller 51, the baffle 55 is positioned below the air inlet groove 5211, and the two sides of the baffle 55 in the length direction are respectively close to the outer walls of the licker-in roller 51 and the hair suction roller 52, so that the baffle 55 can catch the fallen rabbit hair, and the rabbit hair falling on the baffle 55 can be adsorbed by the hair suction roller 52 again. Meanwhile, in the rotating process of the licker-in 51, the air around the licker-in 51 can generate directional flow, and the baffle plate 55 is arranged below the air inlet groove 5211, so that impurities such as coarse wool and the like falling from the lower part of the licker-in 51 are prevented from being adsorbed by the wool absorption roller 52 again under the driving of the licker-in 51.

Referring to fig. 2 and 3, when the net roller 522 drives the rabbit hair to rotate away from the air inlet groove 5211, the rabbit hair is easy to fly fluffy in the rotating process due to the action of the negative pressure roller 521, the guide roller 56 is arranged above the side, far away from the storage device 3, of the hair suction roller 52 in a rotating mode, the guide roller 56 is located above the air inlet groove 5211, the guide roller 56 is abutted against the outer side of the net roller 522 through the rabbit hair, the rabbit hair is extruded towards one side of the net roller 522 under the action of the guide roller 56, and waste caused by flying of the rabbit hair is reduced. Because part rabbit hair is easy to be stuck in the eyelets of the net roller 522 under the action of the negative pressure roller 521 and the guide roller 56, in order to ensure the adsorption capacity of the hair suction roller 52 to the rabbit hair, the upper end surface and the lower end surface of the negative pressure roller 521 are both provided with the hair brush 523, the hair of the hair brush 523 is in interference fit with the net roller 522, so that part of the rabbit hair stuck on the net roller 522 is ejected out by the hair brush 523 towards the outer side of the net roller 522, and the adsorption and the driving of the net roller 522 to the rabbit hair in the rotating process are ensured.

Referring to fig. 2 and 4, a protective cover 57 is arranged above the licker-in 51, one side of the protective cover 57, which deviates from the wool feeding device 2, is close to the outer wall of the guide roller 56, the protective cover 57 is arranged to perform bidirectional protection on the licker-in 51 and workers, and meanwhile, a chamber with negative pressure is formed between the protective cover 57 and the licker-in 51 as well as between the protective cover 57 and the wool sucking roller 52, so that the rabbit wool is prevented from flying due to the influence of external wind, and the loss of the rabbit wool is. Be equipped with cleaning roller 58 between protection casing 57 and the licker-in 51, cleaning roller 58 and licker-in 51 antiport set up, cleaning roller 58 corresponds driven gear 62's one end, and coaxial fixed has the secondary gear 63 with driven gear 62 meshing for cleaning roller 58 is when carrying out the rabbit hair clearance to licker-in 51, and the rabbit hair that is cleared up out is towards the roller 52 one side that inhales, and under the effect of protection casing 57, the rabbit hair can be adsorbed once more by the roller 52 that inhales.

Referring to fig. 2 and 4, in order to ensure that the rabbit hair on the net roller 522 can be completely transferred to the next conveyor belt 4, the conveyor belt 4 is arranged obliquely, and one end of the conveyor belt facing the net roller 522 is positioned below the axis of the net roller 522. Be equipped with deflector 59 between net roller 522 deviates from guide roll 56 one side and conveyer belt 4, deflector 59 sets up towards conveyer belt 4 one side downward sloping, and deflector 59 matches towards net roller 522 one side and contradicts on net roller 522 outer wall to the rabbit hair on the net roller 522 direction conveys on conveyer belt 4. In order to avoid rabbit hair to transmit on the conveyer belt 4, the rabbit hair drops from the both sides of 4 width directions of conveyer belt, and the both sides that conveyer belt 4 is located its length direction are equipped with the striker plate, striker plate and 1 fixed connection of frame.

Referring to fig. 1 and 5, because in the actual production process, because of protection and production needs to the environment, the carding machine coats outward and is stamped workshop body 7 and the most more than one carding machine in the workshop body 7, separates the operational environment of inside with external environment through workshop body 7, reduces external environment to the influence of workshop body 7 internal operational environment, reduces simultaneously that the rabbit hair flies upward to the atmospheric environment under the influence that external wind-force flows. Referring to fig. 6, the air extractor 8 includes a plurality of branch pipes 82 respectively communicated with the hair-sucking roller 52, and a main pipe 83 communicated with the plurality of branch pipes 82, one end of the main pipe 83 is closed, and the other end is connected with a first exhaust fan 81, so as to ensure that the first exhaust fan 81 forms negative pressure on the branch pipes 82.

Referring to fig. 5 and 6, in order to reduce the circulation of dust in the workshop body 7, an exchange chamber 71 is arranged outside the workshop body 7, a first exhaust fan 81 is fixedly arranged outside the exchange chamber 71, an air outlet of the first exhaust fan 81 is communicated with the inside of the exchange chamber 71, a second exhaust fan 72 is arranged between the exchange chamber 71 and the workshop body 7, and air in the exchange chamber 71 is conveyed into the workshop body 7 again through the second exhaust fan 72, so that the flow of air inside and outside the workshop body 7 is reduced, and the control of the air humidity inside the workshop body 7 is facilitated.

Referring to fig. 6, the air outlet of the first exhaust fan 81 is connected with a dust removing device 9, the air outlet of the first exhaust fan 81 faces downward, the dust removing device 9 comprises an air duct 91 vertically arranged below the air outlet of the first exhaust fan 81 and a dust collecting bag arranged on one side of the air duct 91 deviating from the first exhaust fan 81, air is discharged from the air outlet of the first exhaust fan 81 and faces the dust collecting bag along the direction of the air duct 91, and therefore leather scraps and dust in the air are collected in the dust collecting bag.

Referring to fig. 6, because the air flow discharged from the air outlet of the first exhaust fan 81 is relatively large, in order to reduce the collection of the air flow on the dust and the scurf in the dust collecting bag, a third exhaust fan 92 is arranged on one side of the air duct 91 above the integrated bag, a conduit is arranged between the third exhaust fan 92 and the air duct 91, and the axis of the conduit is perpendicular to the axis of the air duct 91; the third exhaust fan 92 extracts air in the air duct 91 under the action of the duct, so that the air discharged by the first exhaust fan 81 is prevented from blowing to the dust bag. The air outlet of the third exhaust fan 92 is communicated with the inside of the exchange chamber 71, in order to reduce the dust and the leather scraps which are sucked into the exchange chamber 71 by the third exhaust fan 92, a port of the conduit, which is away from one end of the third exhaust fan 92, is provided with an air deflector with one end inclined upwards, so that the dust and the leather scraps which are sucked by the third exhaust fan 92 are reduced, and the dust and the leather scraps fall into a dust collection bag under the action of gravity.

The implementation process of the embodiment is as follows: place the rabbit hair in feeding hair device 2, the starting equipment makes conveyer belt 4 and carding unit 5 operation, the rabbit hair is in feeding hair device 2 and opens the back, move towards carding unit 5 along conveyer belt 4's direction of transfer, the rabbit hair drops on licker-in 51 from the one end of conveyer belt 4, licker-in 51 is at the rotation in-process, the rabbit hair is inside by the faller of extrusion barb roller 51 under the effect of compression roller 54, licker-in 51 drives the rabbit hair and rotates, the great rabbit hair of part weight and impurity drop under the action of gravity in retrieving frame 11. When the licker-in 51 drives the rabbit hair to rotate to one side of the hair sucking roller 52, the rabbit hair is transferred from the licker-in 51 to the net roller 522 under the negative pressure action of the negative pressure roller 521, the net roller 522 transfers the rabbit hair in the continuous rotating process, and the rabbit hair is transferred to the next conveyor belt 4 along the guide of the guide plate 59. Rabbit hair passes through conveying, screening, reconveying, rescreening of a plurality of conveyer belts 4 and carding unit 5 in proper order to obtain the rabbit fine hair of high quality and save in storage device 3.

The air suction device 8 sucks air outside the hair suction roller 52 through the air inlet groove 5211, so that negative pressure is formed at the air inlet groove 5211, dust, scurf and the like mixed with the rabbit hair enter the negative pressure roller 521 through the holes of the net roller 522 under the action of the negative pressure while the hair suction roller 52 adsorbs the rabbit hair, and move along with the flowing of the air. The air flowing into the air suction device 8 from the air inlet duct 5211 is discharged at the air outlet of the first suction fan 81, the dust and the leather are dropped into the dust bag by gravity, the air is sucked into the exchange chamber 71 by the third suction fan 92, and the air in the exchange chamber 71 flows back into the plant body 7 again by the second suction fan 72.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a rabbit hair carding machine's carding dust collecting equipment, includes frame (1) and sets up in feeding hair device (2) and storage device (3) at frame (1) head and the tail both ends, its characterized in that: frame (1) is equipped with a plurality of carding units (5) and conveyer belt (4) along its length reverse interval, carding unit (5) are including utilizing the negative pressure to adsorb hair roller (52) of rabbit hair, hair roller (52) are including setting up in net roller (522) in the negative pressure roller (521) outside with frame (1) fixed connection's negative pressure roller (521) and coaxial rotation, air inlet duct (5211) have been seted up along its length direction to inside cavity and one side of negative pressure roller (521), the one end intercommunication air exhaust device (8) of negative pressure roller (521).

2. The combing and dust removing device of the rabbit hair combing machine according to claim 1, which is characterized in that: the air extracting device (8) comprises a plurality of branch pipes (82) which are respectively communicated with the negative pressure roller (521) and a header pipe (83) communicated with the branch pipes (82), one end of the header pipe (83) is closed, and the other end of the header pipe is communicated with a first exhaust fan (81).

3. The combing and dust removing device of the rabbit hair combing machine according to claim 2, characterized in that: the air outlet of first air exhauster (81) is connected with dust collector (9), the air outlet of first air exhauster (81) is vertical down, dust collector (9) including vertical setting up dryer (91) in first air exhauster (81) air outlet below and set up in dryer (91) and deviate from the dust bag of first air exhauster (81) one side.

4. The combing and dust removing device of the rabbit hair combing machine according to claim 3, characterized in that: one side that dryer (91) are located the integrated bag top is equipped with third air exhauster (92), be equipped with the pipe between third air exhauster (92) and dryer (91), the axis of pipe and the axis mutually perpendicular of dryer (91).

5. The combing and dust removing device of the rabbit hair combing machine according to claim 1, which is characterized in that: the air inlet groove (5211) is formed towards one side of the wool feeding device (2), and one side, deviating from the air inlet groove (5211), of the negative pressure roller (521) is connected with the conveyor belt (4).

6. The combing and dust removing device of the rabbit hair combing machine according to claim 5, characterized in that: the negative pressure roller (521) is arranged on two sides of the air inlet groove (5211) and is provided with brushes (523), and bristles of the brushes (523) are in interference fit with the mesh roller (522).

7. The combing and dust removing device of the rabbit hair combing machine according to claim 5, characterized in that: the end of the conveyor belt (4) facing the wire roll (522) is located below the axis of the wire roll (522).

8. The combing and dust removing device of the rabbit hair combing machine according to claim 7, characterized in that: be equipped with deflector (59) between net roller (522) and conveyer belt (4), deflector (59) set up towards conveyer belt (4) one side downward sloping, deflector (59) are matchd to contradict on net roller (522) outer wall towards net roller (522) one side.

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