阅读说明：本技术 一种汽车用消音吸音纤维的制备方法 (Preparation method of silencing and sound-absorbing fiber for automobile ) 是由 王萍萍 于 2021-08-19 设计创作，主要内容包括：本发明公开了一种汽车用消音吸音纤维的制备方法,所述汽车用消音吸音纤维通过混合装置进行制备,所述混合装置包括底座、水洗机构、过滤机构、驱动电机与搅拌机构,所述搅拌机构包括加热桶铰接于加热桶顶部的桶盖、转动连接于加热桶底部的转动杆、焊接于转动杆一侧外壁的等距离分布的定位环、焊接于定位环四侧外壁的搅拌杆、焊接于加热桶一侧内壁底部的斜板与开设于加热桶与斜板底部的出料口。本发明通过在过滤箱内壁设置多个滑动槽能够连接过滤板,既能够对原料进行多次过滤板,提高原料的质量,且能够拉动把手将过滤板取出进行更换,即能够大大提高过滤效果,也能够便于对过滤板进行更换,一定程度上能够增加装置的实用性,增加产品质量。(The invention discloses a preparation method of silencing and sound-absorbing fiber for an automobile, which is prepared by a mixing device, wherein the mixing device comprises a base, a washing mechanism, a filtering mechanism, a driving motor and a stirring mechanism, the stirring mechanism comprises a heating barrel hinged to a barrel cover at the top of the heating barrel, a rotating rod rotatably connected to the bottom of the heating barrel, positioning rings welded to the outer wall of one side of the rotating rod and distributed at equal intervals, stirring rods welded to the outer walls of four sides of the positioning rings, an inclined plate welded to the bottom of the inner wall of one side of the heating barrel and a discharge hole formed in the bottoms of the heating barrel and the inclined plate. According to the invention, the filter plates can be connected by arranging the plurality of sliding grooves on the inner wall of the filter box, so that the raw materials can be filtered for many times, the quality of the raw materials is improved, the filter plates can be taken out by pulling the handle to be replaced, the filtering effect can be greatly improved, the filter plates can be replaced conveniently, the practicability of the device can be increased to a certain extent, and the product quality is increased.)

1. A preparation method of silencing and sound-absorbing fiber for automobiles is provided, the silencing and sound-absorbing fiber for automobiles is prepared by a mixing device, the mixing device comprises a base (4), a water washing mechanism (5), a filtering mechanism (7), a driving motor (14) and a stirring mechanism, the stirring mechanism comprises a heating barrel (1), a barrel cover (8) hinged to the top of the heating barrel (1), a rotating rod (10) rotatably connected to the bottom of the heating barrel (1), positioning rings (11) welded on the outer wall of one side of the rotating rod (10) and distributed at equal intervals, stirring rods (12) welded on the outer walls of four sides of the positioning rings (11), an inclined plate (13) welded on the bottom of the inner wall of one side of the heating barrel (1) and a discharge hole formed at the bottoms of the heating barrel (1) and the inclined plate (13), the discharge port is sleeved with an electric valve (15), and the bottom of the rotating rod (10) is connected to the output end of a driving motor (14);

the preparation method of the silencing and sound-absorbing fiber for the automobile comprises the following steps;

step 1: quartz sand, dolomite, borax, polyester materials and sodium carbonate are all placed inside a heating barrel (1) through a feed hopper (9), and are heated and melted through the operation of the heating barrel (1);

step 2: the melted raw materials drive the stirring rod (12) to stir through the operation of the driving motor (14), so that the raw materials are fully mixed;

and step 3: the melted and mixed raw materials are injected into a filter box (16) through the opening of an electric valve (15), and are filtered through a plurality of filter plates (17) arranged in the filter box (16);

and 4, step 4: extruding the filtered raw materials through a fiber extrusion head (24) to form primary yarns, and spinning the primary yarns through the operation of a spinning machine (6) to form primary raw yarns;

and 5: the primary raw silk enters a washing tank (19) for cooling and washing to form the sound-absorbing fiber.

2. The method for preparing the sound-deadening and-absorbing fiber for the automobile according to claim 1, wherein the filtering means (7) comprises support bars (2) welded to four corners of the bottom of the heating barrel (1), a bottom plate (3) welded to the middle of the outer wall of one side of the support bars (2), a filtering box (16) welded to the top of the bottom plate (3), sliding grooves formed in the outer wall of one side of the filtering box (16) and distributed at equal intervals, and filtering plates (17) slidably connected to the inner wall of one side of the sliding grooves.

3. The preparation method of the sound-absorbing silencing fiber for the automobile as claimed in claim 1, wherein the washing mechanism (5) comprises a spinning machine (6), a washing tank (19), a water inlet and a water outlet which are arranged at two ends of an outer wall of one side of the washing tank (19), a pipe (20) which is sleeved on an inner wall of the water inlet and the water outlet, a water outlet pipe (22) which is sleeved on one end of the pipe (20), a return pipe (23) which is sleeved on the other end of the pipe (20) and a condenser (21) which is welded on the top of the base (4), one end of the water outlet pipe (22) is sleeved on a water inlet of the condenser (21), and one end of the return pipe (23) is sleeved on a water outlet of the condenser (21).

4. The preparation method of the sound-deadening and-absorbing fiber for the automobile as claimed in claim 1, wherein the top of the barrel cover (8) is provided with feed ports distributed at equal intervals, and the feed ports are all sleeved with feed hoppers (9).

5. The method for preparing the sound-absorbing and sound-attenuating fiber for the automobile according to claim 1, wherein a mounting plate is welded on the outer wall of one side of the driving motor (14), and the mounting plate is welded on the outer wall of the bottom of the heating barrel (1).

6. The method for preparing the sound-deadening and-absorbing fiber for the automobile as claimed in claim 2, wherein a handle (18) is welded to the outer wall of one side of the filter plate (17), and an anti-slip cover is sleeved on the outer wall of the handle (18).

7. The preparation method of the sound-absorbing silencing fiber for the automobile as claimed in claim 1, wherein a discharge port is formed in the bottom of the bottom plate (3) and the bottom of the filter box (16), the discharge port is sleeved with a fiber extrusion head (24), the fiber extrusion head (24) is located at the top of the filament drawing machine (6), and the support rod (2), the filament drawing machine (6) and the rinsing bath (19) are welded to the top of the base (4).

8. The method for preparing the sound-absorbing and sound-attenuating fiber for the automobile according to claim 1, wherein the heating barrel (1), the filament drawing machine (6), the driving motor (14), the electric valve (15) and the condenser (21) are all connected with a switch fixed on an outer wall of the heating barrel (1) through wires, and the switch is connected with a power line.

Technical Field

The invention relates to the technical field of silencing and sound-absorbing fibers for automobiles, in particular to a preparation method of silencing and sound-absorbing fibers for automobiles.

Background

Fiber refers to a substance consisting of continuous or discontinuous filaments. In the animal and plant bodies, the fiber plays an important role in maintaining tissues, has wide application, can be woven into fine lines, thread ends and hemp ropes, and can also be woven into a fiber layer when paper making or felt weaving is carried out; meanwhile, the natural fiber is commonly used for manufacturing other materials and forms a composite material together with the other materials, the natural fiber exists in the nature, the natural fiber can be directly obtained and can be divided into three types of plant fiber, animal fiber and mineral fiber according to the source of the natural fiber, and the noise-reducing and sound-absorbing fiber is required to be used in the field of automobiles.

The existing noise reduction sound absorption fiber production device is poor in filtering effect and inconvenient to replace, and the existing noise reduction sound absorption fiber production device ground washing device is poor in cooling effect and low in practicability.

Disclosure of Invention

Based on the technical problems in the background art, the invention provides a preparation method of a silencing and sound-absorbing fiber for an automobile.

The invention provides a preparation method of silencing and sound-absorbing fiber for an automobile, wherein the silencing and sound-absorbing fiber for the automobile is prepared by a mixing device, the mixing device comprises a base, a washing mechanism, a filtering mechanism, a driving motor and a stirring mechanism, the stirring mechanism comprises a heating barrel hinged to a barrel cover at the top of the heating barrel, a rotating rod rotatably connected to the bottom of the heating barrel, positioning rings welded to the outer wall of one side of the rotating rod and distributed at equal intervals, stirring rods welded to the outer walls of four sides of the positioning rings, an inclined plate welded to the bottom of the inner wall of one side of the heating barrel and a discharge port arranged at the bottoms of the heating barrel and the inclined plate, the discharge port is sleeved with an electric valve, and the bottom of the rotating rod is connected to the output end of the driving motor;

the preparation method of the silencing and sound-absorbing fiber for the automobile comprises the following steps;

step 1: quartz sand, dolomite, borax, polyester materials and sodium carbonate are placed inside a heating barrel through a feed hopper, and are heated and melted through the operation of the heating barrel;

step 2: the melted raw materials are driven by the operation of a driving motor to stir by a stirring rod, so that the raw materials are fully mixed;

and step 3: the melted and mixed raw materials are injected into a filter box through the opening of an electric valve, and are filtered through a plurality of filter plates arranged in the filter box;

and 4, step 4: extruding the filtered raw materials through a fiber extrusion head to form primary yarns, and spinning the primary yarns through the operation of a spinning machine to form primary raw yarns;

and 5: and (3) cooling the nascent silk in a rinsing bath, and rinsing to form the sound-absorbing fiber.

Preferably, filtering mechanism including weld in the bracing piece in heating barrel bottom four corners, weld in the bottom plate at bracing piece one side outer wall middle part, weld in the rose box at bottom plate top, set up the sliding tray and the filter of sliding connection in the inner wall of sliding tray one side that the equidistance that distributes of rose box one side outer wall.

Preferably, the rinsing mechanism includes spinning machine, wash bowl, set up water inlet and delivery port at wash bowl one side outer wall both ends, cup joint in the water inlet and the return venturi tube of delivery port inner wall, cup joint in the outlet pipe of returning venturi tube one end, cup joint in the back flow of returning the venturi tube other end and weld in the condensing engine at base top, outlet pipe one end is cup jointed in the condensing engine water inlet, back flow one end is cup jointed in the condensing engine delivery port.

Preferably, the top of the barrel cover is provided with feed inlets distributed equidistantly, and the feed inlets are sleeved with feed hoppers.

Preferably, the outer wall of one side of the driving motor is welded with a mounting plate, and the mounting plate is welded on the outer wall of the bottom of the heating barrel.

Preferably, the outer wall welding of filter one side has the handle, and the antiskid cover has been cup jointed to the handle outer wall.

Preferably, the bottom plate and the bottom of the filter box are provided with discharge ports, the discharge ports are sleeved with fiber extrusion heads, the fiber extrusion heads are located at the top of the spinning machine, and the support rod, the spinning machine and the rinsing bath are welded at the top of the base.

Preferably, the heating barrel, the filament drawing machine, the driving motor, the electric valve and the condensing machine are all connected with a switch fixed on one outer wall of the heating barrel through leads, and the switch is connected with a power line.

The invention has the beneficial effects that:

1. the rotating rod and the stirring rod can be driven to heat and stir and mix the raw materials through the operation of the heating barrel and the driving motor, the mixing effect of the raw materials is increased, and the filtering plates can be connected through arranging a plurality of sliding grooves on the inner wall of the filtering box, so that the raw materials can be filtered for a plurality of times, the quality of the raw materials is improved, the filtering plates can be taken out by pulling the handle for replacement, the filtering effect can be greatly improved, the filtering plates can be conveniently replaced, the practicability of the device can be increased to a certain extent, and the product quality is increased;

2. through setting up back the venturi tube in the wash bowl is inside, and can pour into the water of condensate in to the wash bowl and cool down back the inside, and can drive the condensate that returns in the venturi tube through the function of condensing engine and flow back to the condensing engine through the outlet pipe and refrigerate, the condensate after the refrigeration flows back to the venturi tube through the back flow in, can guarantee that the water in the wash bowl guarantees at suitable temperature, can improve fibrous cooling rate greatly, increase the practicality of device, improve the cooling effect.

Drawings

FIG. 1 is a schematic structural diagram of a silencing and sound-absorbing fiber mixing device for an automobile according to the present invention;

FIG. 2 is a schematic structural diagram of a mixing mechanism of a mixing device for silencing and sound-absorbing fibers for an automobile according to the present invention;

FIG. 3 is a schematic structural diagram of a filtering mechanism of a mixing device for silencing and sound-absorbing fibers for an automobile according to the present invention;

FIG. 4 is a schematic bottom view of a bottom plate of a mixing device for silencing and sound-absorbing fibers for an automobile according to the present invention;

FIG. 5 is a schematic structural diagram of a mixing device for silencing and sound-absorbing fibers for an automobile according to the present invention;

fig. 6 is a schematic view of a production flow structure of a sound-deadening and absorbing fiber for an automobile according to the present invention.

In the figure: 1 heating barrel, 2 supporting rods, 3 bottom plates, 4 bases, 5 washing mechanisms, 6 spinning machines, 7 filtering mechanisms, 8 barrel covers, 9 feed hoppers, 10 rotating rods, 11 positioning rings, 12 stirring rods, 13 inclined plates, 14 driving motors, 15 electric valves, 16 filtering boxes, 17 filtering plates, 18 handles, 19 washing tanks, 20 returning pipes, 21 condensing machines, 22 water outlet pipes, 23 returning pipes and 24 fiber extrusion heads.

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.

Embodiment, referring to fig. 1 to 6, a method for preparing a silencing and sound absorbing fiber for an automobile includes preparing the silencing and sound absorbing fiber for an automobile by using a mixing device including a heating barrel 1, a support rod 2, a bottom plate 3, a base 4, a washing mechanism 5, a filament drawing machine 6, a filtering mechanism 7, a barrel cover 8, a feed hopper 9, a rotating rod 10, a positioning ring 11, a stirring rod 12, an inclined plate 13, a driving motor 14, an electric valve 15, a filtering box 16, a filtering plate 17, a handle 18, a washing tank 19, a pipe coil 20, a condenser 21, a water outlet pipe 22, a return pipe 23, a fiber extrusion head 24, and a stirring mechanism including the barrel cover 8, the heating barrel 1 hinged to the top of the heating barrel 1, the rotating rod 10 rotatably connected to the bottom of the heating barrel 1, the positioning rings 11 welded to the outer wall of one side of the rotating rod 10 and equidistantly, the stirring rods 12, welded to the outer walls of the four sides of the positioning ring 11, The inclined plate 13 is welded at the bottom of the inner wall of one side of the heating barrel 1, and the discharge holes are formed in the bottoms of the heating barrel 1 and the inclined plate 13, the discharge holes are sleeved with electric valves 15, and the bottom of the rotating rod 10 is connected to the output end of a driving motor 14;

the preparation method of the silencing and sound-absorbing fiber for the automobile comprises the following steps;

step 1: quartz sand, dolomite, borax, polyester materials and sodium carbonate are all placed inside the heating barrel 1 through a feed hopper 9, and are heated and melted through the operation of the heating barrel 1;

step 2: the melted raw materials drive the stirring rod 12 to stir through the operation of the driving motor 14, so that the raw materials are fully mixed;

and step 3: the melted and mixed raw materials are injected into a filter box 16 through the opening of an electric valve 15, and are filtered through a plurality of filter plates 17 arranged in the filter box 16;

and 4, step 4: extruding the filtered raw materials through a fiber extrusion head 24 to form primary yarns, and spinning the primary yarns through the operation of a yarn spinning machine 6 to form primary raw yarns;

and 5: the nascent fiber enters a rinsing bath 19 for cooling and rinsing to form sound-absorbing fiber;

the filtering mechanism 7 comprises supporting rods 2 welded at four corners of the bottom of the heating barrel 1, a bottom plate 3 welded at the middle part of the outer wall at one side of the supporting rods 2, a filtering box 16 welded at the top of the bottom plate 3, sliding grooves arranged on the outer wall at one side of the filtering box 16 and distributed at equal intervals, and a filtering plate 17 connected with the inner wall at one side of the sliding grooves in a sliding manner, wherein the washing mechanism 5 comprises a filament drawing machine 6, a washing groove 19, a water inlet and a water outlet arranged at two ends of the outer wall at one side of the washing groove 19, a clip pipe 20 sleeved on the inner walls of the water inlet and the water outlet, a water outlet pipe 22 sleeved on one end of the clip pipe 20, a return pipe 23 sleeved on the other end of the clip pipe 20 and a condenser 21 welded at the top of the base 4, one end of the water outlet pipe 22 is sleeved on the water inlet of the condenser 21, and one end of the return pipe 23 is sleeved on the water outlet of the condenser 21;

the charge door that the equidistance distributes is seted up at 8 tops of bung, and the charge door has all cup jointed feeder hopper 9, 14 one side outer wall welding of driving motor has the mounting panel, and the mounting panel welds in 1 bottom outer wall of heating bucket, 17 one side outer wall welding of filter has handle 18, and 18 outer walls of handle have cup jointed the antiskid cover, the discharge gate has been seted up to bottom plate 3 and 16 bottoms of rose box, and the discharge gate has cup jointed fibre and has extruded first 24, and fibre is extruded first 24 and be located the 6 tops of filament drawing machine, bracing piece 2, filament drawing machine 6 and rinsing bath 19 all weld in 4 tops of base, heating bucket 1, filament drawing machine 6, driving motor 14, electric valve 15 all are connected with through the wire and are fixed in 1 outer wall volume switch of heating bucket, and the switch connection power cord.

The rotating rod 10 and the stirring rod 12 can be driven to heat and stir and mix the raw materials through the operation of the heating barrel 1 and the driving motor 14, the mixing effect of the raw materials is increased, the filter plate 17 can be connected by arranging a plurality of sliding grooves on the inner wall of the filter box 16, the raw materials can be filtered for a plurality of times, the quality of the raw materials is improved, the filter plate 17 can be taken out and replaced by pulling the handle 18, the filtering effect can be greatly improved, the filter plate 17 can be conveniently replaced, the practicability of the device can be increased to a certain extent, and the product quality is increased; through at inside setting back venturi tube 20 of wash bowl 19, and can pour into the water of condensate in to wash bowl 19 and cool down in the inside condensate that can fill of back venturi tube 20, and can drive the condensate that returns in the venturi tube 20 through the function of condensing engine 21 and refrigerate in the condensing engine 21 that returns through outlet pipe 22, the condensate after the refrigeration returns back venturi tube 20 through back flow 23 in, can guarantee that the water in wash bowl 19 guarantees at suitable temperature, can improve fibrous cooling rate greatly, increase the practicality of device, the effect of cooling is improved.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

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.