Airflow net forming device

Abstract

The utility model provides an airflow web forming device which comprises a machine frame, a feeding port and a discharging port are arranged on the machine frame, a first licker-in, a second licker-in and a material pressing roller are arranged in the machine frame, an air channel is arranged in the machine frame, and the second licker-in is arranged at the position of an air inlet of the air channel. The air blowing pipeline and the air suction pipeline are both connected with a fan and are both communicated with the air duct; a powder scattering machine is arranged on the rack, and a conveying device is arranged below the rack. Raw materials such as fibers are conveyed to the feeding port through the feeding conveying belt and the guide block, the fibers are wound into the rack through the first licker-in and the material pressing roller, then the fibers are evenly opened through the second licker-in and the air blowing pipeline, and the fibers evenly fall on the conveying device to form a net through the air suction pipeline and the flow equalizing plate. And finally, the fibers are flattened by a compression roller. And the processing efficiency and uniformity of fibers can be effectively improved, so that the quality of final products is improved.

Description

Technical Field

[0001] The utility model relates to the field of textile manufacturing, in particular to an air-laying device. Background Art

[0002] In the textile industry, air-laying technology is an important method widely used in fiber processing. When processing fibers, traditional air-laying devices often have problems such as uneven fiber dispersion in the air duct and poor humidity control, which to a certain extent affects the quality of the fibers and the uniformity of the web. In order to solve these problems, the utility model proposes an improved air-laying device. Utility Model Content

[0003] In order to solve the above difficulties, the utility model provides an airflow web-forming device that can solve the above problems.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] An airflow web-forming device comprises a frame, wherein the frame is provided with a feed inlet and a feed outlet, a first licker-in roller and a second licker-in roller are provided in the frame near the feed inlet, a pressing roller is provided between the first licker-in roller and the second licker-in roller, an air duct is provided in the frame, the air duct is provided with an air inlet and an air outlet, the second licker-in roller is provided at the position of the air inlet, a blowing duct is provided at the air inlet, a suction duct is provided below the frame, the blowing duct and the suction duct are both connected to a fan, and the blowing duct and the suction duct are both communicated with the air duct; a powder spreader is provided on the frame, and a conveying device is provided below the frame.

[0006] Preferably, a flow equalizing plate is provided between the air duct and the air suction duct, and a plurality of flow equalizing holes are provided on the flow equalizing plate.

[0007] Preferably, the feed port is arranged above the discharge port, and the discharge port is arranged between the frame and the conveying device.

[0008] Preferably, a feed conveyor belt is provided at the feed port, a guide block is provided above the feed conveyor belt, and the guide block is inclined and connected to the frame.

[0009] Preferably, the powder spreading machine comprises a powder barrel, and a powder outlet of the powder barrel is communicated with the air duct.

[0010] Preferably, a pressure roller is arranged above the conveying device, and the pressure roller is arranged at the discharge port.

[0011] Preferably, the height of the rack is greater than 2 meters.

[0012] The utility model has the following beneficial effects: the utility model delivers raw materials such as fibers to the feed port through the feed conveyor belt and the guide block, rolls the fibers into the frame through the first licker-in roller and the press roller, and then evenly loosens the fibers through the second licker-in roller and the blowing duct, and evenly drops the fibers on the conveyor device to form a web through the suction duct and the flow equalizing plate, and finally flattens the fibers through the press roller, which can effectively improve the processing efficiency and uniformity of the fibers, thereby improving the quality of the final product. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Wherein: frame 1, feed port 2, discharge port 3, first licker-in roller 4, press roller 5, second licker-in roller 6, air duct 7, air inlet 8, air outlet 9, blowing duct 10, suction duct 11, powder spreader 12, powder barrel 13, powder outlet 14, conveying device 15, press roller 16, flow equalizing plate 17, flow equalizing hole 18, feed conveyor belt 19, guide block 20, fan 21. DETAILED DESCRIPTION

[0015] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0016] In the description of the present invention, it should be noted that the terms "upper", "lower", "middle", "both sides", "horizontal", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0017] like Figure 1As shown, the utility model provides an air-laid web device, which includes a frame 1, and the frame 1 is provided with a feed port 2 and a discharge port 3. The feed port 2 is arranged at the top of one side of the frame 1, and is used to feed raw materials such as fibers, and the discharge port 3 is arranged at the bottom of the frame, and is transported out from the discharge port 3 after being formed into a web. Two first licker-in rollers 4 are arranged near the feed port 2 in the frame 1, and the two first licker-in rollers 4 are arranged up and down to bring the fibers fed into the feed port 2 into the frame 1. Two pressing rollers 5 and a second licker-in roller 6 are arranged on one side of the first licker-in roller 4, and the pressing roller 5 is arranged between the first licker-in roller 4 and the second licker-in roller 6. The pressing roller 5 presses the fibers to the position of the second licker-in roller 6, and the second licker-in roller 6 loosens the fibers. An air duct 7 is arranged in the frame 1, and the air duct 7 is provided with an air inlet 8 and an air outlet 9, and the second licker-in roller 6 is arranged at the position of the air inlet 8. A blowing duct 10 is provided at the air inlet 8, and the blowing duct 10 blows air to the second licker-in roller 6, so that the fiber is blown out into the air duct 7 along the thorns of the second licker-in roller 6. A suction duct 11 is provided below the frame 1, and the suction duct 11 sucks air from the air duct 7 to suck the fiber to the discharge port 3. The blowing duct 10 and the suction duct 11 are both connected to a fan 21, and the blowing duct 10 and the suction duct 11 are both connected to the air duct 7. A powder spreader 12 is also provided on the frame 1, and the powder spreader 12 includes a powder barrel 13 filled with dehumidifying powder, and a powder outlet 14 of the powder barrel 13 is connected to the air duct 7. Before feeding, the powder spreader 12 is controlled to spread powder in the air duct 7 to change the humidity in the air duct 7, so that the fiber can be dehumidified. The powder spreader 12 of the utility model adopts a conventional structure in the art, and its function can be achieved. A conveyor 15 is provided below the frame 1, the feed port 2 is provided above the discharge port 3, and the discharge port 3 is provided between the frame 1 and the conveyor 15. The conveyor 15 is used to transport the fibers out of the discharge port 3. A pressing roller 16 is provided above the conveyor 15, and the pressing roller 16 is provided at the discharge port 3 to flatten the fibers.

[0018] Furthermore, a flow equalizing plate 17 is provided on the air suction duct 11, and the flow equalizing plate 17 is provided between the air duct 7 and the air suction duct 11. The flow equalizing plate 17 is provided with a plurality of flow equalizing holes 18 for equalizing the air flow, so that the fibers can be evenly webbed at the discharge port 3. In one embodiment of the utility model, two flow equalizing plates 17 can be provided up and down, and the flow equalizing holes 18 of the two flow equalizing plates 17 provided up and down are of different sizes, so that two equalizing operations can be performed.

[0019] Furthermore, a feed conveyor belt 19 is provided at the feed port 2 to transport the fibers into the frame 1. A guide block 20 is provided above the feed conveyor belt 19. The guide block 20 is tilted and connected to the frame 1. The guide block 20 further guides the fibers and feeds the fibers into the frame 1. The height of the frame 1 is greater than 2 meters, preferably 2.5 meters, so that the length of the air duct 7 is longer, which is more conducive to evenly spreading the fibers in the air duct.

[0020] When the utility model is in use, raw materials such as fibers are delivered to the feed port 2 through the feed conveyor belt 19 and the guide block 20, the fibers are rolled into the frame 1 by the first licker-in roller 4 and the pressing roller 5, the fibers are loosened by the second licker-in roller 6, and the fibers are blown into the air duct 7 along the pricking of the second licker-in roller in cooperation with the blowing duct 10, the air duct is sucked by the suction duct 11, the air is evenly flowed by the flow plate 17, so that the fibers are evenly dropped on the conveying device 15 to form a web, the conveying device 15 transports the fibers out of the frame 1, and the pressing roller 16 presses the fibers flat.

[0021] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0022] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An air-laid device, comprising a frame, wherein the frame is provided with a feed inlet and a discharge outlet, characterized in that: A first licker-in roller and a second licker-in roller are arranged near the feed port in the frame, a pressing roller is arranged between the first licker-in roller and the second licker-in roller, an air duct is arranged in the frame, the air duct is arranged with an air inlet and an air outlet, the second licker-in roller is arranged at the position of the air inlet, a blowing duct is arranged at the air inlet, a suction duct is arranged below the frame, both the blowing duct and the suction duct are connected with a fan, and both the blowing duct and the suction duct are communicated with the air duct; a powder spreader is arranged on the frame, and a conveying device is arranged below the frame.

2. The air-laid device according to claim 1, characterized in that: A flow balancing plate is arranged between the air duct and the air suction duct, and a plurality of flow balancing holes are opened on the flow balancing plate.

3. The air-laid device according to claim 1, characterized in that: The feed port is arranged above the discharge port, and the discharge port is arranged between the frame and the conveying device.

4. The air-laid device according to claim 1, characterized in that: A feeding conveyor belt is arranged at the feeding port, and a guide block is arranged above the feeding conveyor belt. The guide block is arranged obliquely and connected to the frame.

5. The air-laid device according to claim 1, characterized in that: The powder spreading machine comprises a powder barrel, and a powder outlet of the powder barrel is communicated with the air duct.

6. The air-laid device according to claim 1, characterized in that: A pressure roller is arranged above the conveying device, and the pressure roller is arranged at the discharge port.

7. The air-laid device according to claim 1, characterized in that: The height of the rack is greater than 2 meters.

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