CN210826756U - Automatic hair dust remover for dyeing machine - Google Patents

Abstract

The utility model discloses an automatic duster of dyeing machine hair dust, it includes the defeathering device, the fluid-discharge tube, the circulating pump, heat exchanger, back flow and storage hair mechanism, the defeathering device includes first barrel, strain the hair device, stirring rake and agitator motor, strain the vertical setting of hair device in first barrel, the stirring rake rotates with first barrel to be connected, and one end extends to in straining the hair device, the stirring rake is used for scraping and attaches yarn head and the flock on straining the hair device, agitator motor drive stirring rake rotates, open first barrel lateral wall has water inlet and delivery port, the fluid-discharge tube is connected with the circulating pump, the circulating pump is connected with the water inlet, the delivery port is connected with heat exchanger, heat exchanger is connected with the back flow, first barrel bottom is connected with storage hair mechanism, it is connected with the tubule to store up hair mechanism top, the tubule is connected with the fluid-discharge tube. Adopt the utility model discloses, realize the function of the yarn end and the flock in the automatic filtration dye liquor, the filter screen is difficult for blockking up long service life.

Description

Automatic hair dust remover for dyeing machine

Technical Field

The utility model relates to a dyeing machine equipment technical field especially relates to an automatic duster of dyeing machine hair dirt.

Background

In the working process of the dyeing machine, yarn ends and flock in the cloth can fall into the dyeing liquid, and if the yarn ends and the flock are not removed in time, the yarn ends and the flock can be attached to the dyed cloth, so that the quality of the dyed cloth is influenced. The existing dyeing machine adopts a filter arranged in front of or behind an inlet of a circulating pump to filter yarn ends and flock, the known filter is composed of a cover body, a first barrel and a filter screen, the yarn ends and the flock filtered out by the traditional filter in the dyeing process cannot be discharged out of the filter screen or out of the first barrel in time to be blocked on the filter screen, and when the filter screen is blocked, the machine must be stopped for cleaning, so that the dyeing processing of cloth is not facilitated.

Disclosure of Invention

The utility model aims to solve the technical problem that an automatic clearer of dyeing machine hair dust is provided, realizes the function of the yarn end and the flock in the automatic filtration dye liquor, and the filter screen is difficult for blockking up long service life.

In order to solve the technical problem, the utility model provides an automatic hair dust remover for dyeing machine, which comprises a hair removing device, a liquid discharge pipe, a circulating pump, a heat exchanger, a return pipe and a hair storage mechanism, wherein the hair removing device comprises a first barrel, a hair filtering device, a stirring paddle and a stirring motor, the hair filtering device is of a hollow structure, the hair filtering device is vertically arranged in the first barrel, the stirring paddle is rotatably connected with the first barrel, one end of the stirring paddle extends into the hair filtering device, the stirring paddle is used for scraping yarn ends and hair scraps attached on the hair filtering device, the stirring motor drives the stirring paddle to rotate, the side wall of the first barrel is provided with a water inlet and a water outlet, the water inlet is positioned above the hair filtering device, the liquid discharge pipe is connected with the circulating pump, the circulating pump is connected with the water inlet, the water outlet is connected with the heat exchanger, the heat exchanger is connected with the return pipe, the bottom of the first cylinder is connected with a capillary storage mechanism, the top of the capillary storage mechanism is connected with a thin tube, and the thin tube is connected with a liquid discharge tube.

Wherein, it includes first row of capillary, storage hair ware and second row capillary to store up hair mechanism, first barrel bottom and first row capillary are connected, and first row capillary is connected with storage hair ware, and storage hair ware's mounting height is lower than the mounting height of first barrel, storage hair ware and second row capillary are connected, are connected with first valve body on the second row capillary, and the second row capillary top is connected with the tubule.

Wherein, strain the hair device and include support frame and filter screen, the support frame is hollow structure, and the top and the bottom of support frame all are equipped with the outside fender ring that extends of level, keep off ring and first barrel inner wall connection, and the perisporium of support frame is equipped with a plurality of through-holes, the filter screen is cylindric, filter screen and support frame inner wall connection to shelter from the through-hole.

Wherein the size of the mesh on the filter screen is 1x1mm²～3x3mm²。

The stirring paddle comprises a stirring shaft and stirring blade groups, the stirring shaft is rotatably connected with the tank body, the number of the stirring blade groups is 3-5, the stirring blade groups comprise a plurality of stirring blades, the plurality of stirring blades are connected with the stirring shaft, and the stirring blades on the two adjacent stirring blade groups are arranged in a staggered manner.

Wherein, the distance between the edge of the stirring blade and the inner wall of the filter screen is 0.01 mm-0.03 mm.

The wool storage device comprises a second barrel and a barrel cover, the second barrel is horizontally arranged, the second barrel is connected with a first row of wool tubes and a second row of wool tubes respectively, and the barrel cover is hinged to the first barrel and locked through screws.

The heat exchanger comprises a third cylinder, an upper plate, a lower plate and copper pipes, wherein the upper plate and the lower plate are respectively arranged in the third cylinder, a plurality of copper pipes are connected between the upper plate and the lower plate, the bottom of the third cylinder is connected with the water outlet, the top of the third cylinder is connected with the return pipe, the side wall of the third cylinder is connected with a water inlet pipe and a water outlet pipe, and the water inlet pipe and the water outlet pipe are located between the upper plate and the lower plate.

The liquid discharge valve further comprises a raw material pipe, one end of the raw material pipe is connected with the liquid discharge pipe, and a second valve body is arranged on the raw material pipe.

The spraying device comprises a main pipe, branch pipes and spray heads, the main pipe is connected with the return pipe, the branch pipes are connected with the main pipe, and the branch pipes are provided with the spray heads.

Implement the utility model has the advantages that: the vertical setting of straining the hair device is in first barrel, and the delivery port setting is at first barrel lateral wall for dye liquor after filtering flows from the delivery port after straining the hair device and filters, and yarn head and the flock then down drop in the dye liquor, and deposit in storing up the wool ware, realize the function of yarn head and flock in the automatic filtration dye liquor, and yarn head and flock in time drop, avoid blockking up the filter screen.

Drawings

Fig. 1 is a schematic structural view of an automatic hair dust remover of a dyeing machine according to the present invention;

fig. 2 is a main sectional view of a hair removing device in an automatic hair dust remover for a dyeing machine, which is provided by the utility model;

FIG. 3 is a view A-A of FIG. 2;

FIG. 4 is a view B-B of FIG. 2;

fig. 5 is a main sectional view of a heat exchanger in an automatic hair dust remover of a dyeing machine according to the present invention;

fig. 6 is a side sectional view of a fur storage device in the automatic fur dust remover of the dyeing machine, which is provided by the utility model;

fig. 7 is a bottom view of the spraying device in the automatic hair dust remover of the dyeing machine of the present invention.

In the figure: 1. a hair removal device; 11. a first cylinder; 111. a water inlet; 112. a water outlet; 12. a wool filtering device; 121. a support frame; 1211. a through hole; 122. filtering with a screen; 123. a baffle ring; 13. a stirring paddle; 131. a stirring shaft; 132. stirring blades; 14. a stirring motor; 2. a liquid discharge pipe; 3. a circulation pump; 4. a heat exchanger; 41. a third cylinder; 42. an upper plate; 43. a lower plate; 44. a copper pipe; 45. a water inlet pipe; 46. a water outlet pipe; 5. a return pipe; 6. a first row of capillary tubes; 7. a fur storage device; 71. a second cylinder; 72. a cylinder cover; 8. a second row of capillary tubes; 81. a first valve body; 9. a thin tube; 10. a raw material pipe; 101. a second valve body; 20. a spraying device; 201. A main pipe; 202. a branch pipe; 203. and (4) a spray head.

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.

Referring to fig. 1-7, the utility model relates to an automatic hair dust remover for dyeing machine, which comprises a hair removing device 1, a liquid discharge pipe 2, a circulating pump 3, a heat exchanger 4, a return pipe 5 and a hair storage mechanism, wherein a dye vat is arranged in the dyeing machine, cloth is soaked in the dye vat, dye liquor in the dye vat is filtered and then flows back to the dye vat, the hair removing device 1 comprises a first cylinder 11, a hair filtering device 12, a stirring paddle 13 and a stirring motor 14, the hair filtering device 12 is of a hollow structure, the hair filtering device 12 is vertically arranged in the first cylinder 11, the stirring paddle 13 is rotatably connected with the first cylinder 11, one end of the stirring paddle 13 extends into the hair filtering device 12, the stirring paddle 13 is used for scraping yarn ends and hair scraps attached on the hair filtering device 12, the stirring motor 14 is fixed on the top of the first cylinder 11, the stirring motor 14 is connected with the stirring paddle 13, a controller of the dyeing machine controls the stirring motor 14 to rotate, the stirring motor 14 drives the stirring paddle 13 to rotate, the rotating stirring paddle 13 scrapes off the yarn ends and the hair scraps attached to the hair filtering device 12, so that the yarn ends and the hair scraps fall to the bottom of the first cylinder 11, the side wall of the first cylinder 11 is provided with a water inlet 111 and a water outlet 112, the water inlet 111 is positioned above the hair filtering device 12, the water outlet 112 faces the hair filtering device 12, the liquid discharge pipe 2 is connected with the bottom of the dye vat, the liquid discharge pipe 2 is connected with the circulating pump 3, the circulating pump 3 is connected with the water inlet 111, the water outlet 112 is connected with the heat exchanger 4, the heat exchanger 4 is used for providing a heat source with external equipment, the heat exchanger 4 is connected with the return pipe 5, the return pipe 5 is connected with the top of the dye vat, the controller of the dyeing machine controls the starting of the circulating pump 3, dye liquor of the yarn ends and the hair scraps in the dye vat enters the first cylinder 11 through the liquid discharge pipe 2, and, finally, the dyeing liquid flows back into the dye vat through the return pipe 5, the yarn ends and the hair scraps fall to the bottom of the first barrel body 11, specifically, the hair storage mechanism comprises a first row of capillary tubes 6, a hair storage device 7 and a second row of capillary tubes 8, the bottom of the first barrel body 11 is connected with the first row of capillary tubes 6, the first row of capillary tubes 6 are connected with the hair storage device 7, the installation height of the hair storage device 7 is lower than that of the first barrel body 11, the hair storage device 7 is connected with the second row of capillary tubes 8, the second row of capillary tubes 8 are connected with a first valve body 81, the tops of the first row of capillary tubes 6 and the second row of capillary tubes 8 are connected with a thin pipe 9, the thin pipe 9 is connected with the liquid discharge pipe 2, the upper layer dyeing liquid at the tops of the first row of capillary tubes 6, the hair storage device 7 and the second row of capillary tubes 8 flows back to the liquid discharge pipe 2 through the thin pipe 9 under the action of the circulating pump 3, and the pipe diameter of the thin pipe 9 is much, therefore, when the circulating pump 3 is used for extracting dye liquor in the dye vat, the dye liquor flow in the first row of capillary tubes 6, the capillary storage 7, the second row of capillary tubes 8 and the capillary tubes 9 is small, the dye liquor flow in the capillary tubes 9 is smaller than that in the return pipe 5, yarn heads and hair scraps can be collected under the condition of not influencing the dye liquor filtration, the yarn heads and the hair scraps fall into the capillary storage 7 through the first row of capillary tubes 6 and flow into the first row of capillary tubes 6, the capillary storage 7 and the second row of capillary tubes 8 under the action of water flow, the clustered yarn heads and hair scraps are deposited in the first row of capillary tubes 6, the capillary storage 7 and the second row of capillary tubes 8 and cannot block the capillary tubes 9, and superfine hair scraps flow back into the liquid discharge pipe 2 through the capillary tubes 9 to be filtered again. After the dyeing process of the dyeing machine is finished, the controller controls the first valve body 81 to be opened, the dye liquor in the dye vat is discharged through the liquid discharge pipe 2, the hair removing device 1, the first hair discharging pipe 6, the hair storage device 7 and the second hair discharging pipe 8 in sequence, and simultaneously the yarn head and the flock stored in the hair storage device 7 are also discharged through the second hair discharging pipe 8.

Preferably, referring to fig. 1 and 2, the wool filtering device 12 includes a support frame 121 and a filter screen 122, the support frame 121 is a hollow structure, the top and the bottom of the support frame 121 are both provided with a baffle ring 123 extending horizontally outwards, and the baffle ring 123 is connected with the inner wall of the first cylinder 11, the peripheral wall of the supporting frame 121 is provided with 16 through holes 1211, the filter screen 122 is cylindrical, the filter screen 122 is connected with the inner wall of the supporting frame 121 and shields the through holes 1211, specifically, the size of the grid on the filter screen 122 is 1x1mm²Because the filter screen 122 is made of soft material and is easy to deform under the impact condition, the compression strength of the filter screen 122 can be improved by adopting the mode that the support frame 121 is connected with the filter screen 122, and the pressure at the position is the impact force of the dye. The support frame 121 is hollow structure, thereby make in the dye liquor yarn end and flock can drop smoothly to first barrel 11 bottom and flow in storing up hair ware 7, and support frame 121 top and bottom are equipped with respectively and keep off ring 123, make and keep off ring 123 cooperation filter screen 122, first barrel 11 inner wall forms confined space, the lateral wall that first barrel 11 can be followed to dye liquor after the filtration is discharged, dye liquor enters into the inside of support frame 121 from first barrel 11's water inlet 111, get into first barrel 11 after filtering, filter screen 122 and the confined space that keeps off ring 123 and enclose, discharge from delivery port 112 on first barrel 11 at last.

Preferably, referring to fig. 1 and 2, the stirring paddle 13 comprises a stirring shaft 131 and a stirring blade group, the stirring shaft 131 is rotatably connected with the tank body, the number of the stirring blade groups is 4, the specific number of the stirring blade groups is determined according to the height of the filter screen 122, each stirring blade group comprises 3 stirring blades 132, the 3 stirring blades 132 are connected with the stirring shaft 131, referring to fig. 2, 3 and 4, the stirring blades 132 on the two adjacent stirring blade groups are arranged in a staggered manner, the stirring blades 132 act on the inner surface of the filter screen 122, which scrapes off the yarn ends and the flock attached to the filter screen 122, specifically, the yarn ends and the flock in the dye liquor have a thickness of 0.5 mm-2 mm and a certain length, the distance between the edge of the stirring blade 132 and the inner wall of the filter screen 122 is 0.015mm, the rotating stirring blade 132 can smoothly scrape the yarn ends and the hair scraps, and prevents the edge of the stirring vane 132 from contacting the inner surface of the screen 122 to shorten the life span.

Preferably, referring to fig. 1 and 6, the fur storage 7 comprises a second cylinder 71 and a cylinder cover 72, the second cylinder 71 is horizontally arranged, the second cylinder 71 is respectively connected with the first row of the hair pipes 6 and the second row of the hair pipes 8, and the cylinder cover 72 is hinged with the first cylinder 11 and locked by screws. The mounting height of second barrel 71 is lower than the mounting height of first barrel 11, does benefit to in yarn end and the flock flows second barrel 71, realizes the function of filter screen 122 is in time kept away from to yarn end and flock, compares in prior art, can eliminate yarn end and flock and block up the hidden danger of filter screen 122, is provided with cover 72 on the second barrel 71, opens cover 72 and can clear up unable exhaust yarn end and flock in the second barrel 71.

Preferably, referring to fig. 1 and 5, the heat exchanger 4 includes a third cylinder 41, an upper plate 42, a lower plate 43 and copper pipes 44, the upper plate 42 and the lower plate 43 are respectively disposed in the third cylinder 41, 31 copper pipes 44 are connected between the upper plate 42 and the lower plate 43, the bottom of the third cylinder 41 is connected to the water outlet 112, the top of the third cylinder 41 is connected to the return pipe 5, a water inlet pipe 45 and a water outlet pipe 46 are connected to the side wall of the third cylinder 41, the water inlet pipe 45 and the water outlet pipe 46 are located between the upper plate 42 and the lower plate 43, the water inlet pipe 45 and the water outlet pipe 46 are connected to an external device, and the external device supplies a medium higher temperature or lower temperature than the dye solution to the water inlet pipe 45, so as to achieve the purpose of increasing the dye solution temperature or decreasing the dye. The filtered dye liquor enters the bottom of the third cylinder 41 from the water outlet hole 112, then flows upwards to the top of the third cylinder 41 through the copper pipes 44, finally flows to the return pipe 5 from the top of the third cylinder 41, the water inlet pipe 45 and the water outlet pipe 46 are externally connected with a circulating liquid supply device, external liquid enters the inside of the third cylinder 41 through the water inlet pipe 45 and is discharged through the water outlet pipe 46, so that the purpose of heat exchange between the external liquid and the dye liquor is achieved, the function of controlling the temperature rise or the temperature drop of the dye is realized, and the temperature of the dye is ensured to meet the technological requirements.

Preferably, referring to fig. 1, the device further comprises a raw material pipe 10, one end of the raw material pipe 10 is connected with the liquid discharge pipe 2, and a second valve body 101 is arranged on the raw material pipe 10. The raw material pipe 10 is connected with the liquid discharge pipe 2, the same circulating pump 3 is used in the feeding process and the dye liquor circulating process before the dyeing process starts, the structure of the dyeing machine is simplified, the manufacturing cost is saved, when the dyeing process starts, the controller controls the second valve body 101 to be opened and the circulating pump 3 to be started, the dye liquor raw material sequentially enters the dye vat through the hair removing device 1, the heat exchanger 4 and the return pipe 5, and after the dye liquor raw material is conveyed, the controller controls the second valve body 101 to be closed.

Preferably, referring to fig. 1 and 7, the system further comprises a spraying device 20, wherein the spraying device 20 comprises a main pipe 201, branch pipes 202 and spray heads 203, the main pipe 201 is connected with the return pipe 5, 12 branch pipes 202 are connected with the main pipe 201, the 12 branch pipes 202 are uniformly distributed at the top in the dye vat in a matrix, and 2 spray heads 203 are arranged on the branch pipes 202. The dye liquor is uniformly distributed and sprinkled on the dye vat through the plurality of spray heads 202, so that the quality of the dye liquor at any position in the dye vat is consistent, and the dyeing quality of the dyed cloth is improved.

The working principle is as follows: when dye raw materials are input into a dyeing tank of the dyeing machine, the controller controls the second valve body 101 to be opened and controls the circulating pump 3 to pump the dye raw materials, the dye enters the first cylinder body 11 along the raw material pipe 10 and then flows out of the water outlet 112 to enter the heat exchanger 4, dye liquid after heat exchange flows to the spraying device 20 through the return pipe 5 and then is uniformly sprayed by the spraying device 20, and when the input of the raw materials is finished, the controller controls the second valve body 101 to be closed; during the dye circulation filtration in the dyeing process, the dye liquor in the dye vat flows into the first cylinder 11 along the liquid discharge pipe 2 under the action of the circulating pump, the dye liquor of yarn heads and hair scraps is separated and filtered under the action of the hair filtering device 12, the filtered dye liquor enters the spraying device 20 through the water outlet 112, the heat exchanger 4 and the return pipe 5 in sequence and is uniformly sprayed into the dye vat by the spraying device 20, in the process, the controller controls the stirring motor 14 to drive the stirring paddle 13 to rotate, the stirring paddle 13 scrapes the yarn heads and the hair scraps attached to the hair filtering device 12, the yarn heads and the hair scraps fall to the bottom of the first cylinder 11 due to self weight, then enter the hair storage device 7 along with the first hair discharge pipe 6 and are deposited at the bottom of the hair storage device 7, the upper clear liquid flows back to the liquid discharge pipe 2 from the thin pipe 9, after the dyeing process is finished, the controller controls the first valve body 81 to be opened, the dye liquor in the dye vat flows through the liquid discharge pipe 2, The first cylinder 11, the first row of capillary 6, the wool storage 7 and the second row of capillary 8. Adopt the utility model discloses, realize the function of the yarn end and the flock in the automatic filtration dye liquor, the filter screen is difficult for blockking up long service life.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (10)

1. The utility model provides a dyeing machine hair dust automatic cleaning ware, its characterized in that, it includes defeathering device (1), fluid-discharge tube (2), circulating pump (3), heat exchanger (4), back flow (5) and storage wool mechanism, defeathering device (1) includes first barrel (11), strains hair device (12), stirring rake (13) and agitator motor (14), strain hair device (12) and be hollow structure, strain hair device (12) vertical setting in first barrel (11), stirring rake (13) and first barrel (11) rotate to be connected, and one end extends to in straining hair device (12), stirring rake (13) are used for scraping yarn end and the flock that attach on straining hair device (12), agitator motor (14) drive stirring rake (13) rotate, first barrel (11) lateral wall is opened has water inlet (111) and delivery port (112) to delivery port (111) are located and strain hair device (12) top and delivery port (112) towards and strain hair device (12) to water inlet (111) are located to hair device (12) ) The liquid discharge pipe (2) is connected with the circulating pump (3), the circulating pump (3) is connected with the water inlet (111), the water outlet (112) is connected with the heat exchanger (4), the heat exchanger (4) is connected with the return pipe (5), the bottom of the first barrel body (11) is connected with the capillary storage mechanism, the top of the capillary storage mechanism is connected with the thin pipe (9), and the thin pipe (9) is connected with the liquid discharge pipe (2).

2. A hair dust automatic cleaner of dyeing machine as recited in claim 1, characterized in that said hair storing mechanism comprises a first row of hair pipes (6), a hair storage device (7) and a second row of hair pipes (8), the bottom of said first cylinder (11) is connected with the first row of hair pipes (6), the first row of hair pipes (6) is connected with the hair storage device (7), and the mounting height of the hair storage device (7) is lower than that of the first cylinder (11), said hair storage device (7) is connected with the second row of hair pipes (8), the second row of hair pipes (8) is connected with a first valve body (81), and the top of the second row of hair pipes (8) is connected with a thin pipe (9).

3. The automatic hair dust remover for dyeing machine according to claim 1, wherein said hair filtering device (12) comprises a supporting frame (121) and a filtering net (122), said supporting frame (121) is hollow, the top and bottom of the supporting frame (121) are respectively provided with a baffle ring (123) extending horizontally outwards, the baffle ring (123) is connected with the inner wall of the first cylinder (11), the peripheral wall of the supporting frame (121) is provided with a plurality of through holes (1211), said filtering net (122) is cylindrical, and the filtering net (122) is connected with the inner wall of the supporting frame (121) and shields the through holes (1211).

4. A dyeing machine hair dust automatic remover according to claim 3, characterized in that the mesh size on said screen (122) is 1x1mm²～3x3mm²。

5. The automatic hair dust remover of dyeing machine as claimed in claim 3, characterized in that said stirring paddle (13) comprises a stirring shaft (131) and a stirring blade set, said stirring shaft (131) is rotatably connected with said tank, said stirring blade set is 3-5, said stirring blade set comprises several stirring blades (132), several stirring blades (132) are connected with said stirring shaft (131), and the stirring blades (132) on two adjacent stirring blade sets are staggered.

6. The automatic dust remover of dyeing machine as claimed in claim 5, wherein the distance between the edge of said stirring vane (132) and the inner wall of said sieve (122) is 0.01 mm-0.03 mm.

7. An automatic hair dust remover for dyeing machine according to claim 2, characterized in that said hair storage means (7) comprises a second cylinder (71) and a cylinder cover (72), said second cylinder (71) is horizontally arranged, said second cylinder (71) is respectively connected with a first row of hair pipes (6) and a second row of hair pipes (8), said cylinder cover (72) is hinged with said first cylinder (11) and locked by screws.

8. The automatic dust remover of dyeing machine as claimed in claim 1, characterized in that said heat exchanger (4) comprises a third cylinder (41), an upper plate (42), a lower plate (43) and copper pipes (44), said upper plate (42) and lower plate (43) being respectively arranged in the third cylinder (41), a plurality of copper pipes (44) being connected between the upper plate (42) and the lower plate (43), the bottom of said third cylinder (41) being connected with said water outlet (112), the top of the third cylinder (41) being connected with said return pipe (5), a water inlet pipe (45) and a water outlet pipe (46) being connected to the side wall of said third cylinder (41), and the water inlet pipe (45) and the water outlet pipe (46) being located between the upper plate (42) and the lower plate (43).

9. A hair dust automatic remover for dyeing machine according to claim 1, characterized by also comprising a raw material pipe (10), one end of said raw material pipe (10) is connected with a liquid discharge pipe (2), said raw material pipe (10) is provided with a second valve body (101).

10. A dyeing machine hair dust automatic remover according to claim 1, characterized by also comprising a spraying device (20), said spraying device (20) comprises a main pipe (201), branch pipes (202) and spray heads (203), said main pipe (201) is connected with said return pipe (5), several branch pipes (202) are connected with the main pipe (201), several spray heads (203) are arranged on the branch pipes (202).

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