Polyester filament yarn needling production line tow cooling device and using method

Abstract

The invention relates to a polyester filament needling production line tow cooling device and a using method. The polyester filament needling production line tow cooling device comprises an air guide pipe, and tows are arranged in the air guide pipe in a penetrating mode; the air guide pipe is internally provided with air guide plates which are obliquely arranged in the extending direction of the tows, and the air guide plates are sequentially arranged around the tows. An air inlet facing the air guide plate is formed in the air guide pipe, and the air inlet is located in the side, facing the tows, of the air guide plate and located in the end, away from the tows, of the air guide plate; the air inlet is communicated with a blower device; the blowing device blows air flow into the air guide pipe, the air guide pipe and the air guide plate which are arranged on the tows in a sleeving mode blow air flow towards the tows from the periphery of the tows at the same time, it is ensured that all parts of the tows are evenly cooled, and the cooling device is simple, efficient, safe and reliable.

Description

Technical Field

[0001] The invention relates to the technical field of textile processing equipment, and in particular to a filament bundle cooling device for a polyester filament needle punching production line and a use method thereof. Background Art

[0002] Yarn bundle cooling is the most important link in the polyester spunbond production process. The strength of the drawn yarn bundle determines the quality of the produced product.

[0003] The existing yarn bundle cooling method usually uses a side-blowing method to cool the yarn bundle, but this cooling method can only cool one side of the yarn bundle, resulting in uneven cooling of various parts of the yarn bundle, thereby affecting product quality.

[0004] Moreover, the side-blowing method of cooling the yarn bundles will cause uneven force on the yarn bundles, resulting in deviation of the yarn bundles during transmission, which can easily cause the yarn bundles to stick together, causing serious yarn overlap on the fabric surface, and affecting the uniformity and strength of the product. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a method for blowing air into an air guide duct through a blowing device, and a method for using the method. The air guide duct and an air guide plate sleeved on the filament bundle simultaneously blow air from the periphery of the filament bundle toward the filament bundle, thereby ensuring uniform cooling of all parts of the filament bundle. The present invention is a filament bundle cooling device for a polyester filament needle punching production line that is simple, efficient, safe, reliable and easy to operate.

[0006] The present invention is achieved through the following technical scheme, providing a yarn bundle cooling device for a polyester filament needle punching production line, comprising an air guide duct, wherein the yarn bundle is inserted into the air guide duct; the air guide duct is provided with an air guide plate inclined along the extending direction of the yarn bundle, and the air guide plates are arranged in sequence around the yarn bundle; the air guide duct is provided with an air inlet facing the air guide plate, the air inlet is located on the side of the air guide plate facing the yarn bundle, and the air inlet is located at the end of the air guide plate away from the yarn bundle; the air inlet is connected to an air blowing device; the air blower is used to blow air into the air guide duct, and the air guide duct and the air guide plate are sleeved on the yarn bundle, and the air blown from the periphery of the yarn bundle to the yarn bundle at the same time, so as to ensure that all parts of the yarn bundle are evenly cooled.

[0007] As an optimization, the air inlet is connected to the air outlet of the blowing device through an air compression pipe. A booster plate is provided in the air compression pipe, which divides the air compression pipe into air chamber A and air chamber B. A guide hole connecting air chamber A and air chamber B is provided on the booster plate. The air compression pipe, the booster plate and the guide hole are used to increase the air flow intensity and thus increase the cooling effect on the filament bundle.

[0008] As an optimization, a plurality of air inlets are provided on the air guide duct, and the air inlets are arranged in sequence around the filament bundle; the air flow is blown into the air guide duct by the air inlets arranged in sequence around the filament bundle, thereby ensuring that the air flow in all directions of the filament bundle is uniform, thereby ensuring that all parts of the filament bundle are evenly cooled.

[0009] As an optimization, the air inlet is connected to the blowing device through a temperature regulating device, and a temperature sensor is provided on the side of the air guide plate facing the filament bundle, and the temperature sensor is connected to the temperature regulating device; the temperature of the airflow in the air guide duct is regulated by the temperature sensor and the temperature regulating device to increase the cooling effect on the filament bundle.

[0010] As an optimization, a filtering device is provided on the side of the air guide plate facing the filament bundle, and the filtering devices are arranged in sequence around the filament bundle; impurities in the high-pressure airflow are removed by the filtering device to prevent impurities in the airflow from sticking to the filament bundle, thereby affecting the quality of the filament bundle.

[0011] A method for using a polyester filament needle punching production line tow cooling device, comprising the following steps:

[0012] (1) The tow is transported in the air duct, and the blowing device is started, which blows air into the air compression pipe;

[0013] (2) The airflow enters the air chamber A of the air compression pipe, and then enters the air chamber B through the guide holes of the booster plate, and the airflow becomes high-pressure airflow;

[0014] (3) The high-pressure airflow enters the air guide duct through the air inlet, and the high-pressure airflow passes through the air guide plate and flows toward the tow;

[0015] (4) The temperature sensor detects the temperature of the high-pressure airflow and sends a signal, and the temperature regulating device adjusts the temperature of the airflow after receiving the signal;

[0016] (5) The high-pressure airflow passes through the filter device to cool the filament bundle, and the filter device removes impurities in the high-pressure airflow;

[0017] (6) After the high-pressure airflow cools the filament bundle, it is discharged from both ends of the air duct.

[0018] The beneficial effects of the present invention are as follows: air is blown into the air duct by the air blowing device, and air is blown toward the filament bundle from the periphery thereof by the air duct and the air guide plate which are sleeved on the filament bundle at the same time, thereby ensuring uniform cooling of all parts of the filament bundle; air flow intensity is increased by the air compression pipe, the boost plate and the guide hole, thereby increasing the cooling effect on the filament bundle; air is blown into the air duct by the air inlets which are sequentially arranged around the filament bundle, thereby ensuring uniform air flow in all directions of the filament bundle, thereby ensuring uniform cooling of all parts of the filament bundle; the temperature of the air flow in the air duct is adjusted by the temperature sensor and the temperature regulating device, thereby increasing the cooling effect on the filament bundle. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the present invention;

[0020] Figure 2 This is a schematic diagram of the air guide pipe structure of the present invention;

[0021] As shown in the figure:

[0022] 1. Air guide duct, 2. Air guide plate, 3. Blowing device, 4. Air compression pipe, 5. Temperature regulating device, 6. Temperature sensor, 7. Filter device, 8. Tow, 9. Drawing head, 10. Discharge port, 101. Air inlet, 401. Air chamber A, 402. Pressurization plate, 403. Air chamber B, 4021. Guide hole, etc. DETAILED DESCRIPTION

[0023] In order to clearly illustrate the technical features of this solution, this solution is described below through a specific implementation method.

[0024] like Figure 1 and 2 The polyester filament needle punching production line bundle cooling device of the present invention comprises an air guide duct 1, in which the filament bundle 8 is inserted; the air guide duct 1 is provided with an air guide plate 2 which is inclined along the extension direction of the filament bundle 8, and the air guide plates 2 are arranged in sequence around the filament bundle 8; the air guide duct 1 is provided with an air inlet 101 facing the air guide plate 2, the air inlet 101 is located on the side of the air guide plate 2 facing the filament bundle 8, and the air inlet 101 is located at the end of the air guide plate 2 away from the filament bundle 8; the air inlet 101 is connected to a blast device 3; the two ends of the air guide duct 1 are respectively connected to a drawing head 9 and a discharge port 10, and the drawing head 9 draws out the filament bundle 8 from the discharge port 10; the blast device 3 is a prior art, and the blast device 3 adopts a blower; the air guide plates 2 are combined into a conical tube, and the conical tube overlaps with the axis of the filament bundle 8.

[0025] The drawing head 9 draws out the filament bundle 8 from the discharge port 10, the filament bundle 8 is transmitted in the air duct 1, and the blowing device 3 is started. The blowing device 3 blows the air flow in the air duct 1. Under the action of the air guide plate 2, the air flow flows from the periphery of the filament bundle 8 to the filament bundle 8 at the same time, and the air flow cools the filament bundle 8. The air flow that completes the cooling of the filament bundle 8 is discharged from the drawing head and the discharge port.

[0026] like Figure 1The air inlet 101 is connected to the air outlet of the blower 3 through the air compression pipe 4. A supercharging plate 402 is provided in the air compression pipe 4. The supercharging plate 402 divides the air compression pipe 4 into a wind chamber A401 and a wind chamber B403. A guide hole 4021 is provided on the supercharging plate 402 to connect the wind chamber A401 and the wind chamber B403. The wind chamber A401 is connected to the air outlet of the blower 3, and the wind chamber B403 is connected to the air inlet 101. When the blower 3 is started, the blower 3 blows air into the air compression pipe 4, and the air flow enters the wind chamber A401. Then, the air flow enters the wind chamber B403 through the guide hole 4021 provided on the supercharging plate 402. According to the Bernoulli effect, the air flow becomes a high-pressure air flow.

[0027] like Figure 2 The air duct 1 shown is provided with a plurality of air inlets 101 , which are arranged in sequence around the filament bundle 8 ; the air flow enters the air duct 1 through the air inlets 101 , and flows around the filament bundle 8 .

[0028] like Figure 1 The air inlet 101 shown is connected to the blowing device 3 through the temperature regulating device 5, and a temperature sensor 6 is provided on the side of the air guide plate 2 facing the filament bundle 8, and the temperature sensor 6 is connected to the temperature regulating device 5; the temperature regulating device 5 adopts the existing technology; the temperature sensor 6 is fixed in the air guide pipe 1; the air outlet of the blowing device 3 is connected to the temperature regulating device 5, and the temperature regulating device 5 is connected to the air compression pipe 4; the temperature sensor 6 detects the temperature of the high-pressure airflow and sends a signal, and the temperature regulating device 5 adjusts the temperature of the airflow after receiving the signal.

[0029] like Figure 1 and 2 The side of the wind guide plate 2 facing the filament bundle 8 is provided with a filtering device 7, and the filtering devices 7 are arranged in sequence around the filament bundle 8; the filtering device 7 adopts a cylindrical filter screen, and the filament bundle 8 is inserted into the children's clothing filter screen; the high-pressure airflow passes through the filtering device 7, and the filtering device 7 filters out impurities in the high-pressure airflow.

[0030] like Figure 1 and 2 The method for using the cooling device of the polyester filament needle punching production line filament bundle 8 comprises the following steps:

[0031] (1) The tow 8 is transported in the air guide tube 1, and the air blowing device 3 is started, and the air blowing device 3 blows air into the air compression tube 4;

[0032] (2) The airflow enters the air chamber A401 of the air compression pipe 4, and then enters the air chamber B403 through the guide hole 4021 of the supercharging plate 402, and the airflow becomes a high-pressure airflow;

[0033] (3) The high-pressure airflow enters the air guide 1 through the air inlet 101, and the high-pressure airflow passes through the air guide plate 2 and flows toward the filament bundle 8;

[0034] (4) The temperature sensor 6 detects the temperature of the high-pressure airflow and sends a signal, and the temperature adjustment device 5 adjusts the temperature of the airflow after receiving the signal;

[0035] (5) The high-pressure airflow passes through the filter device 7 to cool the filament bundle 8, and the filter device 7 removes impurities in the high-pressure airflow;

[0036] (6) After the high-pressure airflow cools the filament bundle 8, it is discharged from both ends of the air duct 1.

[0037] Of course, the above description is not limited to the above examples. Technical features not described in the present invention can be achieved by or by using existing technologies, which will not be described here. The above embodiments and drawings are only used to illustrate the technical scheme of the present invention and are not limitations of the present invention. The present invention is described in detail with reference to the preferred implementation methods. Ordinary technicians in this field should understand that changes, modifications, additions or substitutions made by ordinary technicians in this technical field within the essential scope of the present invention do not depart from the purpose of the present invention, and should also fall within the scope of protection of the claims of the present invention.

Claims

1. A polyester filament needle punching production line tow cooling device, characterized in that: The invention comprises an air guide pipe (1), wherein a filament bundle (8) is passed through the air guide pipe (1); an air guide plate (2) is arranged in an inclined manner along the extension direction of the filament bundle (8) in the air guide pipe (1), and the air guide plates (2) are arranged in sequence around the filament bundle (8); an air inlet (101) facing the air guide plate (2) is opened on the air guide pipe (1), the air inlet (101) is located on a side of the air guide plate (2) facing the filament bundle (8), and the air inlet (101) is located at an end of the air guide plate (2) away from the filament bundle (8); and the air inlet (101) is connected to a blast device (3).

2. The polyester filament needle punching production line tow cooling device according to claim 1, characterized in that: The air inlet (101) is connected to the air outlet of the air blowing device (3) through an air compression pipe (4); a booster plate (402) is provided in the air compression pipe (4); the booster plate (402) divides the air compression pipe (4) into an air chamber A (401) and an air chamber B (403); and a guide hole (4021) connecting the air chamber A (401) and the air chamber B (403) is provided on the booster plate (402).

3. The polyester filament needle punching production line tow cooling device according to claim 1, characterized in that: The air guide pipe (1) is provided with a plurality of air inlets (101), and the air inlets (101) are arranged in sequence around the filament bundle (8).

4. The filament bundle cooling device for the polyester filament needle punching production line according to claim 1, characterized in that: The air inlet (101) is connected to the air blowing device (3) via a temperature regulating device (5); a temperature sensor (6) is provided on the side of the air guide plate (2) facing the filament bundle (8); and the temperature sensor (6) is connected to the temperature regulating device (5).

5. The filament bundle cooling device for the polyester filament needle punching production line according to claim 1, characterized in that: A filter device (7) is provided on the side of the air guide plate (2) facing the filament bundle (8), and the filter devices (7) are arranged in sequence around the filament bundle (8).

6. A method for using the polyester filament needle punching production line tow cooling device according to any one of claims 1 to 5, characterized in that: The following steps are involved: (1) The filament bundle (8) is transported in the air guide tube (1), and the air blowing device (3) is started, and the air blowing device (3) blows air into the air compression tube (4); (2) The airflow enters the air chamber A (401) of the air compression pipe (4), and then enters the air chamber B (403) through the guide hole (4021) of the boost plate (402), and the airflow becomes a high-pressure airflow; (3) The high-pressure airflow enters the air guide duct (1) through the air inlet (101), and the high-pressure airflow changes to flow toward the filament bundle (8) through the air guide plate (2); (4) The temperature sensor (6) detects the temperature of the high-pressure airflow and sends a signal, and the temperature regulating device (5) adjusts the temperature of the airflow after receiving the signal; (5) the high-pressure airflow passes through the filter device (7) to cool the filament bundle (8), and the filter device (7) removes impurities in the high-pressure airflow; (6) After the high-pressure airflow cools the filament bundle (8), it is discharged from both ends of the air duct (1).

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