Non-woven fabric after-finishing shaping device

Abstract

The utility model relates to the technical field of non-woven fabrics, in particular to a non-woven fabric after-finishing shaping device which comprises a shell, a hot-pressing bin and a drying bin are sequentially arranged in the shell in the feeding direction, a heat pump is connected with the shell, and a hot-pressing device for performing hot-pressing treatment on the non-woven fabrics is arranged on the hot-pressing bin. A drying device for conducting secondary drying on the non-woven fabric is arranged on the drying bin, a feeding port is formed in the side, away from the drying bin, of the hot pressing bin, and a discharging port is formed in the side, away from the hot pressing bin, of the drying bin. Hot air is introduced into the hot pressing roller through the heat pump, the hot upper pressing roller is matched with the lower pressing roller to conduct hot pressing on non-woven fabric, the thickness of the non-woven fabric is more uniform, the drying device is arranged to conduct secondary drying on the hot-pressed non-woven fabric, drying of the non-woven fabric is more thorough, and the drying efficiency of the non-woven fabric is improved. And the effect of improving the quality of the non-woven fabric finished product and the non-woven fabric drying efficiency

Description

Technical Field

[0001] The utility model relates to the technical field of non-woven fabrics, in particular to a non-woven fabric finishing and shaping device. Background Art

[0002] As a material with high output and low cost, non-woven fabrics are widely used in medical, hygiene, daily care and other fields. Different application scenarios have higher requirements on the functionality of non-woven fabrics, such as hydrophilicity, waterproofness, anti-static, anti-alcohol, anti-plasma, antibacterial, etc. Synthetic fiber is an important raw material for non-woven fabrics, with the advantages of low cost, high strength and good wear resistance.

[0003] For example, patent number CN206616367U discloses a drying and shaping device for finishing non-woven fabrics. By adding positioning rollers axially on both sides of the bottom of each cylinder, the travel of the non-woven fabric in the shell is increased. With the same non-woven fabric travel speed, the heat utilization rate is higher, making the drying efficiency higher.

[0004] The above device needs to manually pass one end of the nonwoven fabric around multiple guide rollers, flattening rollers and cylinders in sequence before drying the nonwoven fabric each time, which is very inconvenient and affects the drying rate. Utility Model Content

[0005] The utility model aims to solve the problems existing in the background technology and proposes a non-woven fabric finishing and shaping device.

[0006] The technical solution of the utility model: a non-woven fabric finishing and shaping device, comprising a shell and a heat pump;

[0007] A hot pressing chamber and a drying chamber are arranged in sequence inside the shell along the feeding direction, a heat pump is connected to the shell, the hot pressing chamber is provided with a hot pressing device for hot pressing the non-woven fabric, the drying chamber is provided with a drying device for secondary drying the non-woven fabric, a feeding port is arranged on the side of the hot pressing chamber away from the drying chamber, and a discharging port is arranged on the side of the drying chamber away from the hot pressing chamber.

[0008] Preferably, the hot pressing device comprises a motor 1, an air delivery pipe 1, an upper pressing roller, a motor 2 and a lower pressing roller;

[0009] There are multiple upper pressing rollers and lower pressing rollers, which are arranged one by one. The multiple upper pressing rollers are arranged side by side, and the multiple upper pressing rollers are connected by transmission and rotationally connected to the bracket. The bracket is slidably connected to the hot pressing chamber, and a lifting device for driving the bracket to move up and down is provided in the hot pressing chamber.

[0010] The multiple lower pressing rollers are all rotatably connected to the inner wall of the hot pressing chamber and are located below the multiple upper pressing rollers and correspond to the upper pressing rollers one by one; each upper pressing roller and each lower pressing roller is provided with a heating chamber; the air inlet end of the air delivery pipe 1 is connected to the air outlet end of the heat pump, and the air delivery pipe 1 is connected to the multiple heating chambers through the multiple air pipes;

[0011] The motor 1 is connected to the housing and is transmission-connected to any one of the lower pressure rollers;

[0012] The second motor is driven to connect any one of the upper pressing rollers.

[0013] Preferably, the drying device comprises an air delivery pipe 2, a guide roller and a heat dissipation component;

[0014] One end of the second gas delivery pipe is connected to the heat pump, and the other end of the second gas delivery pipe is connected to the heat dissipation component, which is connected to the inner wall of the drying bin. There are four guide rollers, which are all rotatably connected to the inner wall of the drying bin.

[0015] Preferably, it also includes a plurality of rollers, and the plurality of rollers are respectively rotatably connected to the inner walls of the hot pressing chamber and the drying chamber, and the plurality of rollers are respectively arranged on the upper and lower sides of the feed port and the discharge port.

[0016] Preferably, an exhaust fan is also included, and the exhaust fan is connected to the top of the shell.

[0017] Preferably, two of the guide rollers are arranged close to the heat dissipation assembly and are higher than the other two guide rollers. Preferably, the other two guide rollers are respectively arranged on both sides of the drying chamber close to and away from the hot pressing chamber.

[0018] Compared with the prior art, the above technical solution of the utility model has the following beneficial technical effects:

[0019] Hot air is introduced into the hot pressing roller and the heat dissipation component through a heat pump, and motor one and motor two are started to drive the upper pressing roller and the lower pressing roller to rotate, thereby hot pressing the non-woven fabric to make its thickness more uniform, and the hot-pressed non-woven fabric is guided to one side of the heat dissipation component through a guide roller, and is dried for a second time by the heat dissipated by the heat dissipation device, so that it is dried more thoroughly. Compared with the existing technology, the non-woven fabric cost-effective finishing method has the effect of improving the non-woven fabric drying rate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 The utility model is a three-dimensional diagram of an embodiment.

[0021] Figure 2 for Figure 1 Schematic diagram of the heat pump structure.

[0022] Figure 3 for Figure 1 Front view cross-section.

[0023] Figure numerals: 1. Shell; 2. Roller; 3. Feed port; 4. Motor 1; 5. Exhaust fan; 6. Heat pump; 7. Gas pipe 1; 8. Gas pipe 2; 9. Hot pressing chamber; 10. Upper pressing roller; 11. Heating chamber; 12. Guide roller; 13. Heat dissipation component; 14. Discharge port; 15. Drying chamber; 16. Motor 2; 17. Lower pressing roller. DETAILED DESCRIPTION

[0024] Embodiment 1

[0025] like Figure 1-3 As shown, a nonwoven fabric finishing and shaping device proposed by the utility model comprises a housing 1 and a heat pump 6;

[0026] A hot pressing bin 9 and a drying bin 15 are sequentially arranged inside the shell 1 along the feeding direction, and a heat pump 6 is connected to the shell 1. A hot pressing device for hot pressing the non-woven fabric is arranged on the hot pressing bin 9. The thickness of the non-woven fabric will be uneven after production. At this time, hot pressing the non-woven fabric by the hot pressing device can make its thickness more uniform. A drying device for secondary drying the non-woven fabric is arranged on the drying bin 15. Part of the non-woven fabric may not be completely dried after hot pressing. The non-woven fabric can be dried more thoroughly by the drying device. The heat pump 6 provides hot air for the hot pressing device and the drying device. A feed port 3 is arranged on the side of the hot pressing bin 9 away from the drying bin 15, and a discharge port 14 is arranged on the side of the drying bin away from the hot pressing bin.

[0027] The utility model also includes a rotating roller 2, and there are multiple rotating rollers 2. The multiple rotating rollers 2 are respectively rotatably connected to the inner walls of the hot pressing chamber 9 and the drying chamber 15. The multiple rotating rollers 2 are respectively arranged on the upper and lower sides of the feed port 3 and the discharge port 14. The non-woven fabric will contact the inner walls of the feed port 3 and the discharge port 14 when entering and exiting the shell 1, and is easily scratched. The arrangement of the rotating rollers 2 can prevent the non-woven fabric from being scratched.

[0028] In an optional embodiment, an exhaust fan 5 is further included, and the exhaust fan 5 is connected to the top of the shell 1. The non-woven fabric will generate water vapor due to evaporation of water during heat pressing and drying. By setting the exhaust fan 5, the water vapor can be discharged from the shell 1 to prevent the accumulation of water vapor and the deterioration of the quality of the non-woven fabric.

[0029] Embodiment 2

[0030] like Figure 1-3 As shown, the present invention provides a non-woven fabric finishing and shaping device. Compared with the first embodiment, this embodiment further discloses the structure of a hot pressing device;

[0031] The hot pressing device includes a motor 1 4, an air delivery pipe 1 7, an upper pressing roller 10, a motor 2 16 and a lower pressing roller 17;

[0032] There are multiple upper pressing rollers 10 and lower pressing rollers 17, which are arranged one by one. The multiple upper pressing rollers 10 are arranged side by side, and the multiple upper pressing rollers 10 are connected to each other by transmission and are rotatably connected to the bracket; the bracket is slidably connected to the hot pressing chamber 9, and a lifting device for driving the bracket to move up and down is provided in the hot pressing chamber 9; the lifting device is selected from but not limited to a cylinder or a hydraulic cylinder;

[0033] Multiple lower pressing rollers 17 are all rotatably connected to the inner wall of the hot pressing chamber 9, and are located below the multiple upper pressing rollers 10, and correspond to the upper pressing rollers 10 one by one; each upper pressing roller 10 and each lower pressing roller 17 are provided with a heating chamber 11; the air inlet end of the air supply pipe 7 is connected with the air outlet end of the heat pump 6, and the air supply pipe 7 is connected with the multiple heating chambers 11 through multiple air pipes; the air supply pipe 7 is Y-shaped, and multiple air pipes are arranged on two forks, and the air outlet ends of the air pipes are respectively rotatably connected to the upper pressing roller 10 or the lower pressing roller 17, so that the hot air in the air pipe can enter the adding chamber 11, and the air pipe connected to the upper pressing roller 10 uses a telescopic pipe;

[0034] The motor 1 4 is connected to the housing 1 and is transmission-connected to any one of the lower pressure rollers 17;

[0035] The second motor 16 is connected to any one of the upper pressure rollers 10 through transmission; the second motor 16 is connected to the housing 1 or the connecting bracket through sliding;

[0036] The hot air generated by the heat pump 6 is passed into the heating chamber 11 through the air supply pipe 7, so that the temperature of the upper pressing roller 10 and the lower pressing roller 17 increases, so that the temperature of the non-woven fabric increases while being squeezed in both upper and lower directions, making the thickness of the non-woven fabric more uniform and improving the quality of the finished non-woven fabric.

[0037] In an optional embodiment, an exhaust port is provided at one end of the hot pressing roller 10 away from the air supply pipe 7, the exhaust port passes through the shell 1, and an adjustable valve is provided on the exhaust port. The hot air in the heating chamber 11 can be released by opening the valve through remote control equipment to prevent excessive accumulation of hot air inside it.

[0038] It should be noted that a winder is provided on the right side of the discharge port 14. Before hot pressing, the position of the upper pressing roller 10 can be raised by a lifting device to facilitate the non-woven fabric to pass through the heating bin 8. When the end of the non-woven fabric exceeds the heating bin 8, the lifting device is adjusted so that the bottom of the upper pressing roller 10 is close to the upper surface of the non-woven fabric to press the non-woven fabric between the upper pressing roller 10 and the lower pressing roller 17, and the non-woven fabric can be hot pressed and conveyed.

[0039] Embodiment 3

[0040] like Figure 2-3 As shown, the present invention proposes a non-woven fabric finishing and shaping device. Compared with the first embodiment, the present embodiment further discloses the structure of a drying device, which includes an air delivery pipe 8, a guide roller 12 and a heat dissipation component 13;

[0041] One end of the air supply pipe 8 is connected to the heat pump 6, and the other end of the air supply pipe 8 is connected to the heat dissipation component 13. The heat dissipation component 13 is connected to the inner wall of the drying bin 15. There are four guide rollers 12, and the four guide rollers 12 are all rotatably connected to the inner wall of the drying bin 15. The heat pump 6 is started to pass the hot air into the heat dissipation component 13 through the air supply pipe 8. The heat dissipation component 13 releases the heat to increase the temperature in the drying bin 15, thereby realizing secondary drying of the non-woven fabric. A plurality of guide rollers 12 are arranged to transport the non-woven fabric to the discharge port 14 along the guidance of the guide rollers.

[0042] In this embodiment, two of the guide rollers 12 are arranged close to the heat dissipation component 13 and higher than the other two guide rollers 12. The other two guide rollers 12 are respectively arranged on both sides of the drying chamber 15 close to and away from the hot pressing chamber 8. The guide rollers 12 stretch and convey the non-woven fabric so that the non-woven fabric is spread on one side of the heat dissipation component 13, thereby increasing its heated area and improving the drying efficiency.

[0043] It should be noted that the heat dissipation component 13 may be a plurality of heat dissipation pipes arranged side by side.

[0044] To sum up, when in use, first extend one end of the non-woven fabric into between the two hot pressing rollers 10, start the motor 14 and the motor 2 16, drive a hot upper pressing roller 10 and a lower pressing roller 17 to rotate, so that all the upper pressing rollers 10 and the lower pressing rollers 17 rotate accordingly, start the heat pump 6 to pass hot air into the heating chamber 11 through the air pipe 17, so that the surface temperature of the upper pressing roller 10 and the lower pressing roller 17 increases, and the non-woven fabric is hot-pressed to make the thickness of the non-woven fabric more uniform. After the non-woven fabric is hot-pressed, one end of the non-woven fabric is passed around several guide rollers 12 in turn, and the heat pump 6 passes the hot air into the heat dissipation component 13 through the air pipe 2 8, and the heat dissipation component 13 releases the heat into the drying chamber 15, and the non-woven fabric is dried for a second time, so that it is dried more thoroughly, which has the effect of improving the quality of the non-woven fabric finished product and increasing the drying rate of the non-woven fabric.

[0045] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A nonwoven fabric finishing and shaping device, characterized in that: It comprises a housing (1) and a heat pump (6); A hot pressing chamber (9) and a drying chamber (15) are sequentially arranged inside the housing (1) along the feeding direction; a heat pump (6) is connected to the housing (1); a hot pressing device for hot pressing the non-woven fabric is arranged on the hot pressing chamber (9); a drying device for secondary drying the non-woven fabric is arranged on the drying chamber (15); a feeding port (3) is arranged on a side of the hot pressing chamber (9) away from the drying chamber (15); and a discharging port (14) is arranged on a side of the drying chamber (15) away from the hot pressing chamber (9).

2. A nonwoven fabric finishing and shaping device according to claim 1, characterized in that: The hot pressing device comprises a motor 1 (4), an air delivery pipe 1 (7), an upper pressing roller (10), a motor 2 (16) and a lower pressing roller (17); There are multiple upper pressing rollers (10) and lower pressing rollers (17) and they are arranged one by one. The multiple upper pressing rollers (10) are arranged side by side. The multiple upper pressing rollers (10) are connected by transmission and are rotatably connected to the bracket. The bracket is slidably connected to the hot pressing chamber (9). The hot pressing chamber (9) is provided with a lifting device for driving the bracket to move up and down. The plurality of lower pressing rollers (17) are rotatably connected to the inner wall of the hot pressing chamber (9), and are located below the plurality of upper pressing rollers (10), and correspond one to one with the upper pressing rollers (10); a heating chamber (11) is provided on each upper pressing roller (10) and each lower pressing roller (17); the air inlet end of the air supply pipe (7) is connected to the air outlet end of the heat pump (6), and the air supply pipe (7) is connected to the plurality of heating chambers (11) through the plurality of air pipes; Motor 1 (4) is connected to the housing (1) and is transmission-connected to any one of the lower pressure rollers (17); The second motor (16) is transmission-connected to any one of the upper pressing rollers (10).

3. A nonwoven fabric finishing and shaping device according to claim 1, characterized in that: The drying device comprises an air delivery pipe 2 (8), a guide roller (12) and a heat dissipation component (13); One end of the second gas delivery pipe (8) is connected to the heat pump (6), and the other end of the second gas delivery pipe (8) is connected to the heat dissipation component (13), and the heat dissipation component (13) is connected to the inner wall of the drying bin (15). There are four guide rollers (12), and the four guide rollers (12) are all rotatably connected to the inner wall of the drying bin (15).

4. A nonwoven fabric finishing and shaping device according to claim 1, characterized in that: It also includes a plurality of rollers (2), the plurality of rollers (2) are rotatably connected to the inner walls of the hot pressing chamber (9) and the drying chamber (15), and the plurality of rollers (2) are respectively arranged on the upper and lower sides of the feed port (3) and the discharge port (14).

5. The nonwoven fabric finishing and shaping device according to claim 1, characterized in that: It also includes an exhaust fan (5), which is connected to the top of the housing (1).

6. A nonwoven fabric finishing and shaping device according to claim 3, characterized in that: Two of the guide rollers (12) are arranged close to the heat dissipation component (13) and are higher than the other two guide rollers (12).

7. A nonwoven fabric finishing and shaping device according to claim 1, characterized in that: The other two guide rollers (12) are respectively arranged on two sides of the drying chamber (15) close to and far from the hot pressing chamber (9).

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