CN112708972A

CN112708972A - Production device and production method of sound absorption cotton raw material

Info

Publication number: CN112708972A
Application number: CN202011592590.3A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-04-27

Abstract

The invention discloses a production device and a production method of sound absorption cotton raw materials, and belongs to the field of sound absorption cotton production equipment. A production device for sound absorption cotton raw materials comprises a box body and a base, wherein the box body is positioned on the base, a driving motor is arranged in the base, a plurality of groups of first rotating shafts are connected in the box body in a rotating mode, the lower end of each first rotating shaft is fixedly connected with the output end of the driving motor, a grid bridge is arranged in the box body, a plurality of groups of stirring rods are fixedly connected to the side wall, positioned above the grid bridge, of each first rotating shaft, a plurality of groups of swing rods are connected to the side wall, positioned below the grid bridge, of each first rotating shaft in a rotating mode, and torsion springs are connected between the swing; according to the invention, the arrangement of the first rotating shaft and the stirring rod is convenient for initial opening and mixing of fiber raw materials, the arrangement of the grid bridge is convenient for blocking a fiber group with a larger volume, and the arrangement of the elastic rope and the swinging rod is convenient for fine opening and further mixing of the fiber raw materials.

Description

Production device and production method of sound absorption cotton raw material

Technical Field

The invention relates to the technical field of sound absorption cotton production equipment, in particular to a production device and a production method of sound absorption cotton raw materials.

Background

The sound absorption cotton is an artificial inorganic fiber, natural ores such as quartz sand, limestone and dolomite are used as main raw materials, chemical raw materials such as soda ash and borax are used for melting into glass, the glass is blown into flocculent fine fibers by means of external force in a blowing mode under a melting state, the fibers are crossed and intertwined with one another to form a plurality of fine gaps, in actual production, the fibers which are not classified need to be fully mixed in proportion, and then production is completed through processes such as carding, lapping, hot pressing, sizing, trimming and the like, and if the fibers of all components are not uniformly mixed, the overall quality of the sound absorption cotton is greatly influenced.

The existing production device for the raw material of the sound absorption cotton is insufficient in mixing fibers of different components, and the mixed fibers are easy to be agglomerated, so that the mixed fibers are easy to have thickness difference in subsequent lapping and hot pressing processes, and further the sound absorption performance of different areas of the sound absorption cotton after production is different.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, the mixing is not sufficient, and the mixed fibers are easy to be conglomerated, so that the mixed fibers are easy to have a thickness difference in the subsequent lapping and hot-pressing processes, and further the sound absorption performance of different areas of the produced sound absorption cotton is different, and provides a production device and a production method of a sound absorption cotton raw material.

In order to achieve the purpose, the invention adopts the following technical scheme:

a production device of sound absorption cotton raw materials comprises a box body and a base, wherein the box body is positioned on the base, a driving motor is arranged in the base, a plurality of groups of first rotating shafts are connected in the box body in a rotating manner, the lower end of each first rotating shaft is fixedly connected with the output end of the driving motor, a grid bridge is arranged in the box body, a plurality of groups of stirring rods are fixedly connected to the side wall of each first rotating shaft above the grid bridge, a plurality of groups of swinging rods are connected to the side wall of each first rotating shaft below the grid bridge in a rotating manner, a torsion spring is connected between each swinging rod and the corresponding first rotating shaft, a plurality of groups of elastic ropes are connected between the ground of the grid bridge and the inside of the box body and matched with the swinging rods, an inlet pipe is arranged at the upper end of the box body, a material pushing rotating shaft is connected in the inlet pipe in a, one of them first pivot lower extreme is equipped with bevel gear, the base internal rotation is connected with the third pivot, be equipped with driven gear in the third pivot, driven gear meshes with bevel gear mutually, the bottom half is equipped with row material pipe, arrange the intraductal internal rotation of material and be connected with the fourth pivot, be equipped with the second flabellum in the fourth pivot, be connected with the fourth drive belt between fourth pivot and the third pivot.

Preferably, the box is provided with a plurality of groups of air inlets, a plurality of groups of fan housings are arranged in the box, the fan housings are matched with the air inlets in position, a second rotating shaft is connected in the fan housings in a rotating mode, a first fan blade is arranged at the lower end of the second rotating shaft, and a third driving belt is connected between the second rotating shaft and the first rotating shaft.

Preferably, be equipped with the crank in the third pivot, be equipped with the inflator in the box, sliding connection has the piston in the inflator, fixedly connected with push rod on the piston, be equipped with the slider on the push rod, slider and crank sliding connection, the inflator lower extreme is equipped with the intake pipe, the lateral wall of inflator is equipped with the blast pipe, the one end that the inflator was kept away from to the blast pipe inserts the box, the one end that the blast pipe is located the box is equipped with the shower nozzle, the shower nozzle is arranged material position phase-match with the row, all be equipped with the check valve on intake pipe and the.

Preferably, the piston is fixedly connected with a friction rod, a friction ring is arranged in the inflator, and the friction rod is connected with the friction ring in a sliding manner.

Preferably, the crank side wall is provided with a slide rail, the push rod is provided with a slide block, the slide block is provided with a roller, and the roller is connected in the slide rail in a sliding manner.

Preferably, be equipped with the multiunit screwed pipe on the box, screwed pipe position and air intake phase-match, screwed pipe female connection has the dust removal cap, be equipped with the ventilation hole on the dust removal cap, be equipped with the dust removal piece in the dust removal cap.

Preferably, the inner wall of inlet pipe is equipped with the cleaning brush, cleaning brush and second drive belt position phase-match.

Preferably, a protective cover is arranged in the discharge pipe, and the second fan blades are located in the protective cover.

Preferably, the base bottom is equipped with the shock attenuation groove, sliding connection has the bracing piece in the shock attenuation groove, the one end fixedly connected with damping spring that the bracing piece is located the shock attenuation inslot, damping spring keeps away from the one end fixed connection of bracing piece at the inner wall in shock attenuation groove, damping spring's one end fixedly connected with backup pad is kept away from to the bracing piece.

A production method of sound absorption cotton raw materials comprises the following specific steps:

s1, starting a driving motor by a worker;

s2, putting various fibers required by the sound absorption cotton into the feeding pipe according to the proportion;

s3, guiding the fibers in the feeding pipe into the box body by the material pushing rotating shaft, and scattering and mixing the fibers by the multiple groups of stirring rods which rotate along with the first rotating shaft;

s4, enabling the opened fibers to pass through blanking holes in the grid bridge to be below the grid bridge;

s5, the swinging rod rotates along with the first rotating shaft to hit the elastic rope, so that the elastic rope swings in a reciprocating manner, fibers below the grid bridge are finely opened, and different fibers are further mixed;

s6, the second fan blade rotates to draw out the fibers at the bottom of the box body.

Compared with the prior art, the invention provides a production device of sound absorption cotton raw materials, which has the following beneficial effects:

1. the production device of the sound absorption cotton raw material comprises a driving motor, various fibers required by the sound absorption cotton are placed into a feeding pipe according to a ratio, the driving motor drives a first rotating shaft to rotate, the first rotating shaft drives other first rotating shafts to rotate through a first driving belt, the first rotating shaft drives a material pushing rotating shaft to rotate through a second driving belt, the material pushing rotating shaft guides the fibers in the feeding pipe into a box body, meanwhile, a plurality of groups of stirring rods rotate along with the first rotating shaft to scatter and mix the fibers, the loosened fibers can pass through blanking holes in a grid bridge to the lower part of the grid bridge, a swinging rod rotates along with the first rotating shaft to hit the elastic ropes, the elastic ropes swing back and forth, the fibers below the grid bridge are loosened precisely, different fibers are further mixed, and meanwhile, the first rotating shaft drives a third rotating shaft to rotate through a bevel gear and a driven gear, the third rotating shaft drives the fourth rotating shaft to rotate through a fourth driving belt, and the second fan blades rotate to draw out fibers at the bottom of the box body.

2. This apparatus for producing of cotton raw and other materials of sound absorption drives the second pivot through first pivot, third drive belt and rotates, and then makes first flabellum rotate, gets into the box with the outside air along the air intake in, and the air current further blows off the fibre in the box, has increased and has opened the effect and can open efficiency, and simultaneously, air current direction top-down also is favorable to impressing the fibre grid bridge below.

3. This apparatus for producing of sound absorption cotton raw materials, through crank, push rod and slider drive piston reciprocating sliding in the inflator, when the piston slides to the direction that is close to the crank, in the outside air gets into the inflator along the intake pipe, when the piston slides to the direction of keeping away from the crank, the air in the inflator is discharged and is spouted by the shower nozzle along the blast pipe, blows up the fibre near arranging the material pipe, more is favorable to the fibre to be discharged along arranging the material pipe.

4. This apparatus for producing of sound absorption cotton raw and other materials through the setting of friction lever and friction ring be convenient for through the mutual friction production heat to the gas heating that gets into in the inflator, and then make the gaseous discharge after the heating heat the fibre near arranging the material pipe, detach the vapor that is mingled with in the fibre.

5. This apparatus for producing of cotton raw and other materials of sound absorption is convenient for reduce the frictional force between slider and the crank through the setting of slide rail and gyro wheel.

6. This apparatus for producing of cotton raw and other materials of sound absorption is convenient for detach the dust that mix with in the air that gets into in the box through the setting of dust removal cap and dust removal piece, and the setting of screwed pipe is convenient for take off the dust removal cap and is changed the dust removal piece.

7. This apparatus for producing of cotton raw and other materials of sound absorption is convenient for clear up the cellosilk of adhesion on the second drive belt through setting up of clearance brush.

8. This apparatus for producing of cotton raw and other materials of sound absorption is convenient for block the fibre through setting up of protection casing, avoids fibre and second flabellum to take place the winding.

9. This apparatus for producing of cotton raw and other materials of sound absorption is convenient for alleviate the vibrations that the device during operation produced through damping groove and damping spring's setting, and the setting of bracing piece is convenient for carry out the outrigger to the device, and the setting of backup pad is convenient for increase the support effect of bracing piece.

The device has the advantages that the arrangement of the first rotating shaft and the stirring rod is convenient for initial opening and mixing of fiber raw materials, the arrangement of the grid bridge is convenient for blocking large-volume fiber clusters, and the arrangement of the elastic rope and the swinging rod is convenient for fine opening and further mixing of the fiber raw materials.

Drawings

FIG. 1 is a schematic structural diagram of an apparatus for producing sound-absorbing cotton raw material according to the present invention;

FIG. 2 is an enlarged view of a portion A in FIG. 1 of an apparatus for producing a raw material for acoustic absorbent cotton according to the present invention;

FIG. 3 is an enlarged view of a portion B in FIG. 1 of an apparatus for producing a raw material of sound absorbent cotton according to the present invention;

FIG. 4 is an enlarged view of a portion C in FIG. 1 of an apparatus for producing a raw material for acoustic absorbent cotton according to the present invention;

FIG. 5 is an enlarged view of a portion D in FIG. 1 of an apparatus for producing a raw material for acoustic absorbent cotton according to the present invention;

FIG. 6 is an enlarged view of a portion E in FIG. 5 of an apparatus for producing a raw material for acoustic absorbent cotton according to the present invention;

FIG. 7 is a schematic structural diagram of a swing lever in an apparatus for producing acoustic absorbent cotton raw material according to the present invention.

In the figure: 1. a box body; 101. a feed pipe; 102. a material pushing rotating shaft; 103. cleaning a brush; 2. a base; 3. a drive motor; 4. a first rotating shaft; 401. a stirring rod; 402. a swing lever; 403. a first drive belt; 404. a second belt; 405. a third belt; 406. a bevel gear; 407. a torsion spring; 5. a gate bridge; 6. an elastic cord; 7. a fan housing; 701. a second rotating shaft; 702. a first fan blade; 703. an air inlet; 8. a third rotating shaft; 801. a driven gear; 802. a crank; 804. a slide rail; 9. a discharge pipe; 901. a second fan blade; 902. a fourth rotating shaft; 903. a fourth belt; 904. a protective cover; 11. an air cylinder; 111. a piston; 112. a push rod; 113. a friction lever; 114. a friction ring; 115. an air inlet pipe; 116. an exhaust pipe; 117. a slider; 118. a roller; 12. a damping groove; 121. a support bar; 122. a damping spring; 123. a support plate; 13. a threaded pipe; 131. a dust removal cap; 132. a dust removal block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-7, a device for producing raw material of sound absorption cotton, comprising a box body 1 and a base 2, wherein the box body 1 is arranged on the base 2, a driving motor 3 is arranged in the base 2, a plurality of groups of first rotating shafts 4 are rotatably connected in the box body 1, the lower end of each first rotating shaft 4 is fixedly connected with the output end of the driving motor 3, a grid bridge 5 is arranged in the box body 1, a plurality of groups of stirring rods 401 are fixedly connected to the side wall of the first rotating shaft 4 above the grid bridge 5, a plurality of groups of oscillating rods 402 are rotatably connected to the side wall of the first rotating shaft 4 below the grid bridge 5, a torsion spring 407 is connected between each oscillating rod 402 and the first rotating shaft 4, a plurality of groups of elastic ropes 6 are connected between the ground of the grid bridge 5 and the inside of the box body 1, the elastic ropes 6 are matched with the oscillating rods 402, a feeding pipe 101 is arranged at, two adjacent groups of first rotating shafts 4 are connected through a first transmission belt 403, a bevel gear 406 is arranged at the lower end of one first rotating shaft 4, a third rotating shaft 8 is connected in the base 2 in a rotating mode, a driven gear 801 is arranged on the third rotating shaft 8, the driven gear 801 is meshed with the bevel gear 406, a discharging pipe 9 is arranged at the bottom of the box body 1, a fourth rotating shaft 902 is connected in the discharging pipe 9 in a rotating mode, second fan blades 901 are arranged on the fourth rotating shaft 902, and a fourth transmission belt 903 is connected between the fourth rotating shaft 902 and the third rotating shaft 8.

A worker starts a driving motor 3, then various fibers required by sound absorption cotton are placed into a feeding pipe 101 according to a ratio, the driving motor 3 drives a first rotating shaft 4 to rotate, the first rotating shaft 4 drives other first rotating shafts 4 to rotate through a first driving belt 403, the first rotating shaft 4 drives a material pushing rotating shaft 102 to rotate through a second driving belt 404, the material pushing rotating shaft 102 guides the fibers in the feeding pipe 101 into a box body 1, meanwhile, a plurality of groups of stirring rods 401 rotate along with the first rotating shaft 4 to scatter and mix the fibers, the loosened fibers can pass through a blanking hole in a grid bridge 5 to be below the grid bridge 5, a swinging rod 402 rotates an elastic rope 6 along with the first rotating shaft 4 to enable the elastic rope 6 to swing in a reciprocating mode, fine loosening is conducted on the fibers below the grid bridge 5, meanwhile, different fibers are further mixed, and meanwhile, the first rotating shaft 4 passes through a bevel gear 406, Driven gear 801 drives third pivot 8 and rotates, third pivot 8 drives fourth pivot 902 through fourth drive belt 903 and rotates, second flabellum 901 rotates and takes out the fibre of box 1 bottom, it needs to be noted that, the fibre through abundant opening is taken out more easily, the fibre of not abundant opening is difficult to be taken out, be convenient for guide-in box 1 with the fibre raw materials through pushing away the setting of material pivot 102, first pivot 4, setting up of puddler 401 is convenient for just opening the fibre raw materials, mix, setting up of bars bridge 5 is convenient for block the fibre group of great volume, stretch cord 6, setting up of swinging arms 402 is convenient for finely open and further mix the fibre raw materials, setting up of second flabellum 901 is convenient for taking out the fibre of abundant opening along arranging material pipe 9.

Example 2:

referring to fig. 1 and 4, a device for producing sound-absorbing cotton raw materials is substantially the same as that in embodiment 1, further, a plurality of sets of air inlets 703 are arranged on the box body 1, a plurality of sets of fan housings 7 are arranged in the box body 1, the fan housings 7 are matched with the air inlets 703 in position, a second rotating shaft 701 is rotatably connected to the fan housings 7, a first fan blade 702 is arranged at the lower end of the second rotating shaft 701, a third driving belt 405 is connected between the second rotating shaft 701 and the first rotating shaft 4, the first rotating shaft 4 drives the second rotating shaft 701 to rotate through the third driving belt 405, so that the first fan blade 702 rotates, outside air enters the box body 1 along the air inlets 703, the air flow further blows and loosens fibers in the box body 1, the opening effect is increased, the efficiency is high, and the air flow direction is also beneficial to press.

Example 3:

referring to fig. 1 and 5, a device for producing sound absorption cotton raw material is substantially the same as that of embodiment 1, further, a crank 802 is provided on the third rotating shaft 8, an air cylinder 11 is provided in the box 1, a piston 111 is slidably connected in the air cylinder 11, a push rod 112 is fixedly connected to the piston 111, a slider 117 is provided on the push rod 112, the slider 117 is slidably connected to the crank 802, an air inlet pipe 115 is provided at the lower end of the air cylinder 11, an air outlet pipe 116 is provided at the side wall of the air cylinder 11, one end of the air outlet pipe 116 far from the air cylinder 11 is connected to the box 1, a nozzle is provided at one end of the air outlet pipe 116 in the box 1, the nozzle is matched with the position of the material outlet pipe 9, a one-way valve is provided on each of the air inlet pipe 115 and the air outlet pipe 116, the crank 802 drives the piston 111 to slide, when the piston 111 slides away from the crank 802, the air in the cylinder 11 is discharged along the exhaust pipe 116 and is ejected from the nozzle, blowing up the fibers near the discharge pipe 9, and further facilitating the discharge of the fibers along the discharge pipe 9.

Example 4:

referring to fig. 1 and 5, a device for producing sound absorption cotton raw material is substantially the same as that of embodiment 1, and further, a friction rod 113 is fixedly connected to the piston 111, a friction ring 114 is disposed in the cylinder 11, the friction rod 113 is slidably connected to the friction ring 114, the friction rod 113 and the friction ring 114 are disposed so as to heat the gas entering the cylinder 11 by generating heat through mutual friction, and further, the heated gas is discharged to heat the fibers near the discharge pipe 9, thereby removing the water vapor entrained in the fibers.

Example 5:

referring to fig. 1, 5 and 6, a device for producing sound-absorbing cotton raw material is substantially the same as that in embodiment 1, further, a sliding rail 804 is disposed on a side wall of the crank 802, the sliding block 117 is disposed on the push rod 112, the roller 118 is disposed on the sliding block 117, the roller 118 is slidably connected in the sliding rail 804, and the sliding rail 804 and the roller 118 are disposed to reduce a friction force between the sliding block 117 and the crank 802.

Example 6:

referring to fig. 1 and 4, a device for producing sound absorption cotton raw materials is substantially the same as that of embodiment 1, further, a plurality of groups of threaded pipes 13 are arranged on the box body 1, the positions of the threaded pipes 13 are matched with the air inlets 703, dust removal caps 131 are connected with the threaded pipes 13 in an internal thread manner, vent holes are formed in the dust removal caps 131, dust removal blocks 132 are arranged in the dust removal caps 131, the dust removal caps 131 and the dust removal blocks 132 are arranged to facilitate removal of dust mixed in air entering the box body 1, and the dust removal caps 131 are conveniently taken down to replace the dust removal blocks 132 due to the arrangement of the threaded pipes 13.

Example 7:

referring to fig. 1 and 3, a device for producing sound absorption cotton raw material is substantially the same as that in embodiment 1, and further, a cleaning brush 103 is arranged on the inner wall of the feeding pipe 101, the cleaning brush 103 is matched with the second transmission belt 404 in position, and the cleaning brush 103 is arranged to facilitate cleaning of adhered fiber filaments on the second transmission belt 404.

Example 8:

referring to fig. 1, a device for producing sound absorption cotton raw material is substantially the same as that in embodiment 1, further, a protective cover 904 is arranged in the discharge pipe 9, the second fan blade 901 is located in the protective cover 904, the protective cover 904 is arranged to block fibers, and the fibers are prevented from being wound on the second fan blade 901.

Example 9:

referring to fig. 1, a production device of sound absorption cotton raw and other materials, the same as embodiment 1, further, base 2 bottom is equipped with damping groove 12, sliding connection has bracing piece 121 in damping groove 12, one end fixedly connected with damping spring 122 of bracing piece 121 in damping groove 12, damping spring 122 keeps away from the one end fixed connection of bracing piece 121 at the inner wall of damping groove 12, damping spring 122 keeps away from one end fixedly connected with backup pad 123 of damping spring 122, damping groove 12 and damping spring 122 set up the vibrations that are convenient for alleviate the device during operation production, bracing piece 121 set up and be convenient for carry out the outrigger to the device, the setting of backup pad 123 is convenient for increase the supporting effect of bracing piece 121.

In the invention, the arrangement of the first rotating shaft 4 and the stirring rod 401 is convenient for initial opening and mixing of fiber raw materials, the arrangement of the grid bridge 5 is convenient for blocking a fiber group with larger volume, and the arrangement of the elastic rope 6 and the swinging rod 402 is convenient for fine opening and further mixing of the fiber raw materials.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The production device of the sound absorption cotton raw material comprises a box body (1) and a base (2), wherein the box body (1) is positioned on the base (2), and is characterized in that a driving motor (3) is arranged in the base (2), a plurality of groups of first rotating shafts (4) are rotationally connected in the box body (1), the lower ends of the first rotating shafts (4) are fixedly connected with the output end of the driving motor (3), a grid bridge (5) is arranged in the box body (1), a plurality of groups of stirring rods (401) are fixedly connected to the side wall of the first rotating shaft (4) above the grid bridge (5), a plurality of groups of swinging rods (402) are rotationally connected on the side wall of the first rotating shaft (4) below the grid bridge (5), torsion springs (407) are connected between the swinging rods (402) and the first rotating shaft (4), a plurality of groups of elastic ropes (6) are connected between the ground of the grid bridge (5) and the box, the elastic rope (6) is matched with the swing rod (402), the upper end of the box body (1) is provided with a feeding pipe (101), the feeding pipe (101) is connected with a material pushing rotating shaft (102) in a rotating manner, a second transmission belt (404) is connected between the material pushing rotating shaft (102) and the first rotating shaft (4), two adjacent groups of first rotating shafts (4) are connected through a first transmission belt (403), the lower end of one first rotating shaft (4) is provided with a bevel gear (406), the base (2) is connected with a third rotating shaft (8) in a rotating manner, the third rotating shaft (8) is provided with a driven gear (801), the driven gear (801) is meshed with the bevel gear (406), the bottom of the box body (1) is provided with a material discharging pipe (9), the material discharging pipe (9) is connected with a fourth rotating shaft (902) in a rotating manner, the fourth rotating shaft (902) is, and a fourth transmission belt (903) is connected between the fourth rotating shaft (902) and the third rotating shaft (8).

2. The production device of sound absorption cotton raw materials as claimed in claim 1, wherein a plurality of groups of air inlets (703) are arranged on the box body (1), a plurality of groups of air shields (7) are arranged in the box body (1), the air shields (7) are matched with the air inlets (703), a second rotating shaft (701) is rotatably connected to the air shields (7), a first fan blade (702) is arranged at the lower end of the second rotating shaft (701), and a third driving belt (405) is connected between the second rotating shaft (701) and the first rotating shaft (4).

3. The production device of sound absorption cotton raw material as claimed in claim 2, wherein a crank (802) is provided on the third rotating shaft (8), an air cylinder (11) is arranged in the box body (1), a piston (111) is connected in the air cylinder (11) in a sliding way, a push rod (112) is fixedly connected to the piston (111), a slide block (117) is arranged on the push rod (112), the slide block (117) is connected with the crank (802) in a sliding way, the lower end of the air cylinder (11) is provided with an air inlet pipe (115), an exhaust pipe (116) is arranged on the side wall of the inflator (11), one end of the exhaust pipe (116) far away from the inflator (11) is connected into the box body (1), the one end that blast pipe (116) are located box (1) is equipped with the shower nozzle, the shower nozzle is put material pipe (9) position phase-match with the material, all be equipped with the check valve on intake pipe (115) and blast pipe (116).

4. The apparatus for producing acoustic absorbent cotton raw material as claimed in claim 3, wherein a friction rod (113) is fixedly connected to the piston (111), a friction ring (114) is provided in the gas cylinder (11), and the friction rod (113) is slidably connected to the friction ring (114).

5. The production device of the sound absorption cotton raw material as claimed in claim 3, wherein the side wall of the crank (802) is provided with a sliding rail (804), the push rod (112) is provided with a sliding block (117), the sliding block (117) is provided with a roller (118), and the roller (118) is slidably connected in the sliding rail (804).

6. The production device of sound absorption cotton raw materials as claimed in claim 2, wherein a plurality of groups of threaded pipes (13) are arranged on the box body (1), the positions of the threaded pipes (13) are matched with the air inlet (703), a dust removal cap (131) is connected with the threaded pipes (13) in a threaded manner, a ventilation hole is formed in the dust removal cap (131), and a dust removal block (132) is arranged in the dust removal cap (131).

7. The production device of sound absorption cotton raw material as claimed in claim 1, wherein the inner wall of the feeding pipe (101) is provided with a cleaning brush (103), and the cleaning brush (103) is matched with the second transmission belt (404) in position.

8. The apparatus for producing raw material of sound absorption cotton as claimed in claim 1, wherein a protective cover (904) is provided in the discharge pipe (9), and the second fan blades (901) are located in the protective cover (904).

9. The production device of sound absorption cotton raw material as claimed in claim 1, wherein a damping groove (12) is formed in the bottom of the base (2), a supporting rod (121) is connected in the damping groove (12) in a sliding manner, a damping spring (122) is fixedly connected to one end of the supporting rod (121) located in the damping groove (12), one end, far away from the supporting rod (121), of the damping spring (122) is fixedly connected to the inner wall of the damping groove (12), and a supporting plate (123) is fixedly connected to one end, far away from the damping spring (122), of the supporting rod (121).

10. A method for producing sound absorption cotton raw materials is characterized in that the production device of the sound absorption cotton raw materials in claim 1 is adopted, and the method comprises the following specific steps:

s1, starting a driving motor (3) by a worker;

s2, putting various fibers required by the sound absorption cotton into the feeding pipe (101) according to the proportion;

s3, the fiber in the feeding pipe (101) is guided into the box body (1) by the pushing rotating shaft (102), and the multiple groups of stirring rods (401) rotate along with the first rotating shaft (4) to scatter and mix the fiber;

s4, the opened fibers can pass through blanking holes on the grid bridge (5) to the lower part of the grid bridge (5);

s5, the swinging rod (402) rotates along with the first rotating shaft (4) to hit the elastic rope (6), so that the elastic rope (6) swings in a reciprocating manner, fibers below the grid bridge (5) are finely opened, and different fibers are further mixed;

s6, the second fan blade (901) rotates to draw out the fiber at the bottom of the box body (1).