CN218593882U - Preparation device of felt-based composite material - Google Patents
Preparation device of felt-based composite material Download PDFInfo
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- CN218593882U CN218593882U CN202220626828.8U CN202220626828U CN218593882U CN 218593882 U CN218593882 U CN 218593882U CN 202220626828 U CN202220626828 U CN 202220626828U CN 218593882 U CN218593882 U CN 218593882U
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Abstract
The utility model provides a felt-based composite material preparation device, which comprises a base layer and a felt layer, wherein the felt layer is partially embedded into the base layer to form an embedded layer, so that the felt layer is connected with the base layer; no adhesive is arranged between the base layer and the felt layer; the batt is formed by intertwining fibers. The preparation device comprises a press roll and a carrier roller which are oppositely arranged, and the felt layer and the base layer simultaneously pass through the space between the press roll and the carrier roller; when the felt layer and the base layer pass through the press roller and the carrier roller, the base layer is above the softening temperature and below the melting temperature, and the time for the felt layer and the base layer to pass through the press roller and the carrier roller is less than 29s. The utility model discloses improved felt base combined material's preparation efficiency by a wide margin, saved glue and gummed step moreover, the cost is lower.
Description
Technical Field
The utility model relates to a combined material with sound insulation and heat preservation performance, especially a felt-based combined material and preparation facilities without adhesive.
Background
In the prior art, the composite material with sound insulation and thermal insulation properties is usually formed by combining a base layer and a felt layer, wherein the felt layer is formed by mutually winding fibers, so as to be convenient for installation during use. Such as sound-proof plastic panels, heat-proof ducts, etc. Currently, the base layer is generally glued. The problems that the whole process comprises sheet cutting, transferring, gluing, bonding, composite material cutting and the like, more workers are needed, the production efficiency is low, and the glue has great influence on the body health of operators. Through retrieval, the felt layer compounding method does not have a compounding scheme without adopting glue. Chinese patent document CN102642352A describes a glue-free composite light decorative board and a manufacturing method thereof, and describes a scheme of thermally compounding a plastic base material and a plastic decorative film, but both of them are sheets, and the heating temperature is as high as 180 to 300 ℃, and the pressing time is 30 to 60s. CN 211075020U describes a glue-free compounding device for PVC and PET films, in which a heating roller is used to heat a PVC film and a PET film, respectively, and then the PVC film and the PET film are stretched and compounded. The scheme is mainly a composite mode for the membrane material.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a felt-based combined material and preparation facilities are provided, can realize need not to compound felt-layer and basic unit of glue, finished product surfacing moreover, operating temperature is low, and machining efficiency is high.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a felt-based composite material comprising a base layer and a felt layer partially embedded in the base layer to form an embedded layer, thereby joining the felt layer and the base layer;
no adhesive is arranged between the base layer and the felt layer;
the batt is formed by intertwining fibers.
A preparation facilities for preparing above-mentioned felt-based composite material, including compression roller and bearing roller set up relatively, felt layer and basal layer pass between compression roller and bearing roller at the same time;
when the felt layer and the base layer pass through the press roller and the carrier roller, the base layer is above the softening temperature and below the melting temperature, and the time for the felt layer and the base layer to pass through the press roller and the carrier roller is less than 29s.
In a preferable scheme, the time for the felt layer and the base layer to pass through a press roll and a carrier roller is 0.5 to 5s.
In the preferred scheme, two ends of the compression roller are provided with compression roller cylinders, the other end of each compression roller cylinder is connected with the frame, and the compression roller cylinders are used for keeping the distance between the compression roller and the carrier roller unchanged;
the surface of the compression roller or the carrier roller is provided with convex-concave textures.
In a preferable scheme, the press roll and the carrier roller are positioned within 5 meters close to the plastic extruder.
In a preferred scheme, a hot air nozzle is arranged in front of the press roll and the carrier roller and points to the base layer, and the hot air nozzle is used for heating the base layer to 130-179 ℃ through hot air.
A core mould of a plastic extruder is provided with an inner supporting pipe seat extending outwards, and an outer mould of the plastic extruder is provided with a rotatable rotating frame;
the plastic extruder is a circular tube extruder, and an extruded circular tube is a base layer;
the rotating frame is provided with an inclined shaft, the inclined shaft is provided with a rotatable inclined felt layer roller, and a felt layer is wound on the inclined felt layer roller;
be equipped with the turning beam along the rotating turret circumference opposite side at the axle that inclines, the turning beam is connected with the rotation compression roller through rotating the compression roller push rod, rotates the compression roller setting and is being close to the position of interior support tube seat for imbed the carpet spiral to the basic unit, and through the rotation of rotating turret, complete the cladding in the outer wall of basic unit with the mode of spiral with the carpet.
In a preferred embodiment, the inclination angle of the inclined axis is the same as the helix angle of the carpet during cladding.
In a preferred scheme, the rotary compression roller push rod comprises an air cylinder, an electric push rod or an adjustable telescopic rod.
In the preferred scheme, the adjustable telescopic rod is a sleeve connecting rod fixed by a screw or two plate-type structure telescopic rods fixed by screws.
In a preferable scheme, an inner gear ring is arranged on the rotating frame and fixedly connected with the rotating frame, a driving motor is fixedly arranged on the outer die, an output shaft of the driving motor is fixedly connected with a pinion, and the pinion is meshed with the inner gear ring to drive the rotating frame to rotate.
The utility model provides a felt-based composite material and preparation facilities is in the pressure with felt-layer and basic unit together under the softened state through the adoption in the basic unit to make the embedding of the fibrous portion in the felt-layer constitute the embedding layer in the basic unit, thereby accomplish compound operation. By the utility model discloses a scheme has improved felt-based combined material's preparation efficiency by a wide margin, has saved glue and rubber coated step moreover, and the cost is lower. The utility model discloses a popularization and application can improve felt-based combined material's feature of environmental protection. Particularly, the method has extremely high economical efficiency in the preparation process of the heat-insulating pipeline.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic cross-sectional structure diagram of the felt-based composite material of the present invention.
Fig. 2 is a schematic structural diagram of the felt-based composite material preparation device of the present invention.
Fig. 3 is another preferred structure diagram of the felt-based composite material preparation device of the present invention.
Fig. 4 is a schematic structural diagram of a device for preparing the medium-felt-based composite thermal insulation pipe of the present invention.
In the figure: the felt layer comprises a base layer 1, a felt layer 2, an embedded layer 3, a plastic extruder 4, a press roller 5, a press roller air cylinder 6, a carrier roller 7, a felt layer roller 8, a finished product roller 9, a hot air nozzle 10, a plastic pipe extruder 11, a rotating frame 12, a driving motor 13, a pinion 14, an inner toothed ring 15, an inclined shaft 16, an inclined felt layer roller 17, an extruded pipe base layer 18, an inner carrier pipe seat 19, a spiral felt layer 20, a rotating beam 21, a rotating press roller push rod 22 and a rotating press roller 23.
Detailed Description
Example 1:
as shown in fig. 1, a felt-based composite material comprises a base layer 1 and a felt layer 2, wherein the felt layer 2 is partially embedded in the base layer 1 to form an embedded layer 3, so that the felt layer 2 and the base layer 1 are connected together; the felt layer is formed by intertwining fibers to form a structure with a plurality of holes, the surface is uneven, the felt layer has certain deformability, and the heat preservation and sound insulation effects are achieved by utilizing the structure with the holes.
No adhesive is arranged between the base layer 1 and the felt layer 2;
the batt layer is formed by intertwining fibers.
The base layer 1 comprises PP, PVC or rubber;
the felt layer 2 comprises a PP felt, a PET felt, a non-woven fiber felt, a needle felt or an aerogel felt. Microscopically, in the finished felt-based composite material, the fibers on the surface layer of the felt layer 2 are partially embedded into the base layer 1 to form an embedded layer 3, and the fibers on the surface layer of the felt layer 2 are mutually wound with the fibers on other layers of the felt layer 2, so that the whole felt layer 2 is compounded with the base layer 1. Because there is not the adhesive, the utility model discloses a felt-based composite has the advantage of more environmental protection.
Example 2:
a preparation method for preparing the felt-based composite material comprises the following steps: the base layer 1 is positioned above the softening temperature and below the melting temperature, the felt layer 2 and the base layer 1 are pressed, so that part of the felt layer 2 is extruded and embedded into the base layer 1 to form an embedded layer 3, and the felt layer 2 and the base layer 1 are connected together;
there is no adhesive between the base layer 1 and the felt layer 2.
In a preferred scheme, the temperature of the base layer 1 is 100 to 179 ℃, and the pressing time is less than 29s.
In a preferred scheme, the temperature of the base layer 1 is 130 to 160 ℃, the pressing time is 0.5 to 5s, and the preferred pressing time is 1s.
In a preferable scheme, when in pressing, the surface of the pressing roll 5 is provided with convex-concave textures, and the pressure of the pressing roll 5 is set to keep a fixed gap between the pressing roll 5 and the carrier roller 7, so that the fibers on the surface layer of the felt layer 2 are pressed into the softened base layer 1.
Compare with the scheme in other fields among the prior art, the utility model discloses a heating temperature is lower, and the pressfitting time is shorter, and production efficiency is higher and manufacturing cost is lower.
Example 3:
as shown in fig. 2 and 3, a preparation device for preparing the felt-based composite material comprises a press roll 5 and a carrier roller 7 which are oppositely arranged, and a felt layer 2 and a base layer 1 simultaneously pass between the press roll 5 and the carrier roller 7;
when the felt layer 2 and the base layer 1 pass through the pressing roller 5 and the supporting roller 7, the base layer 1 is above the softening temperature and below the melting temperature, and the time for the felt layer 2 and the base layer 1 to pass through the pressing roller 5 and the supporting roller 7 is less than 29s.
In a preferable scheme, the time for the felt layer 2 and the base layer 1 to pass through the press roll 5 and the carrier roller 7 is 0.5 to 5s.
In the preferred scheme, the two ends of the compression roller 5 are provided with compression roller cylinders 6, the other end of each compression roller cylinder 6 is connected with the frame, and the compression roller cylinders 6 are used for keeping the distance between the compression roller 5 and the carrier roller 7 unchanged; the pressure of the press roll 5 is set to maintain a fixed gap between the press roll 5 and the carrier roll 7 so that the fibres of the surface layer of the felt layer 2 are pressed into the softened base layer 1.
Convex-concave textures are arranged on the surface of the pressing roller 5 or the supporting roller 7.
Preferably, as shown in fig. 2, the press roll 5 and the carrier roller 7 are located within 5 m of each other near the plastic extruder 4.
In a preferred scheme, as shown in fig. 3, a hot air nozzle 10 is arranged in front of the pressing roller 5 and the carrier roller 7, and the hot air nozzle 10 points to the base layer 1 and is used for heating the base layer 1 to 130 to 179 ℃ through hot air. The provision of the hot air nozzle 10 makes it possible to reduce the difficulty of the equipment set up, for example, to keep the pressure roller 5 and the idler roller 7 sufficiently far from the plastic extruder 4. Or without the need for a plastic extruder 4, such as commercially available base layer 1 and felt layer 2.
Example 4:
the circular tube with the heat preservation or sound insulation effect has a large demand in the market, and the existing scheme is manufactured in a gluing mode on a construction site, so that the construction efficiency is extremely low. In order to solve the technical problem.
As shown in fig. 4, in a manufacturing apparatus for manufacturing the above felt-based composite circular pipe, an inner pipe support 19 extending outward is provided at a core mold of a plastic extruder 4, and a rotatable rotating frame 12 is provided at an outer mold of the plastic extruder 4; the plastic extruder 4 for extruding round pipes is a commercially available product and comprises an outer die and a core die, and plastic is extruded from a gap between the outer die and the core die to form a plastic round pipe. The rotating frame 12 is connected with the outer die through a bearing, preferably, an inner gear ring 15 is arranged on the rotating frame 12, and the inner gear ring 15 is fixedly connected with the rotating frame 12. And a driving motor 13 is fixedly arranged on the outer die, an output shaft of the driving motor 13 is fixedly connected with a pinion 14, and the pinion 14 is meshed with an inner gear ring 15 to drive the rotating frame 12 to rotate.
The plastic extruder 4 is a circular tube extruder, and the extruded circular tube is the base layer 1;
an inclined shaft 16 is arranged on the rotating frame 12, a rotatable inclined felt layer roller 17 is arranged on the inclined shaft 16, and a felt layer 2 is wound on the inclined felt layer roller 17;
the inclined shaft 16 is provided with rotating beams 21 along opposite sides of the circumference of the rotating frame 12, the rotating beams 21 are connected with rotating compression rollers 23 through rotating compression roller push rods 22, the rotating compression rollers 23 are arranged at positions close to the inner supporting pipe seats 19 and are used for spirally embedding the felt layers 2 into the base layer 1, and the felt layers 2 are completely coated on the outer wall of the base layer 1 in a spiral mode through rotation of the rotating frame 12. The rotary compression roller push rod 22 can be an air cylinder, an electric push rod or an adjustable telescopic rod. Since the rotary platen roller push rod 22 is in a rotating state, supplying the rotary platen roller push rod 22 with compressed air and electric power results in a complicated mechanism, while the rotary platen roller push rod 22 is usually in a stationary state after one adjustment. In this case, therefore, it is preferable to use an adjustable telescopic rod, for example a telescopic rod fixed by screws, or two telescopic rods of plate construction fixed by screws. The distance between the surface of the rotary press roll 23 and the inner pipe support 19 is set as a fixed value, thereby pressing part of fibers on the surface of the spiral felt layer 2 into the extruded round pipe base layer 1 to complete the composite operation.
The above embodiments are merely preferred technical solutions of the present invention, and should not be considered as limitations of the present invention, and the features in the embodiments and the examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be defined by the claims and the equivalents of the technical features in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (1)
1. A felt-based composite material manufacturing apparatus, the felt-based composite material including a base layer (1) and a felt layer (2), the felt layer (2) being partially embedded in the base layer (1) to form an embedded layer (3) so that the felt layer (2) and the base layer (1) are joined together;
no adhesive is arranged between the base layer (1) and the felt layer (2);
the felt layer (2) is formed by mutually winding fibers;
the method is characterized in that: the felt layer (2) and the base layer (1) simultaneously pass through the space between the press roller (5) and the carrier roller (7);
the press roller (5) and the carrier roller (7) are positioned within 5 meters close to the plastic extruder (4);
two ends of the compression roller (5) are provided with compression roller cylinders (6), the other end of each compression roller cylinder (6) is connected with the rack, and the compression roller cylinders (6) are used for keeping the distance between the compression roller (5) and the carrier roller (7) unchanged;
the surface of the compression roller (5) or the carrier roller (7) is provided with convex-concave textures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220626828.8U CN218593882U (en) | 2022-03-22 | 2022-03-22 | Preparation device of felt-based composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220626828.8U CN218593882U (en) | 2022-03-22 | 2022-03-22 | Preparation device of felt-based composite material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218593882U true CN218593882U (en) | 2023-03-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220626828.8U Active CN218593882U (en) | 2022-03-22 | 2022-03-22 | Preparation device of felt-based composite material |
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| Country | Link |
|---|---|
| CN (1) | CN218593882U (en) |
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2022
- 2022-03-22 CN CN202220626828.8U patent/CN218593882U/en active Active
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