Unwinding control system for production of composite spunlace cloth

Abstract

The utility model discloses an unwinding control system for composite spunlace cloth production, which relates to the technical field of spunlace non-woven fabric production equipment and comprises a controller, an unwinding platform, a drawing machine, a first web outlet curtain, a long conveying curtain, an inclined curtain, a second web outlet curtain, a web conveying curtain, a spunlace machine, an unwinding machine and a carding machine. A tension roller, a cloth guide roller I, a cloth guide roller II and a cloth guide roller III are arranged between the unreeling machine and the carding machine, a tension sensor is arranged on the tension roller, a drafting roller set is arranged above the inclined curtain, a pressing roller is arranged behind the second web outlet curtain, and the controller is in control connection with the infrared sensor, the tension sensor and the motor. And the tension roller, the cloth guide roller I, the cloth guide roller II, the cloth guide roller III, the pressing roller and a driving mechanism of the spunlace machine are respectively in control connection with the tension roller, the cloth guide roller I, the cloth guide roller II, the cloth guide roller III, the pressing roller and the spunlace machine, so that the problems that in the prior art, when composite spunlace cloth is produced, a coiled material is prone to wrinkling, breaking and stacking, the coiled material and a cotton web are instable during compositing, and the product quality is affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of spunlace nonwoven fabric production equipment, and in particular to an unwinding control system used in the production of composite spunlace fabrics. Background Art

[0002] At present, spunlace nonwoven fabrics are widely used. In order to cope with market competition, more products with high added value need to be developed. After continuous exploration and research, a variety of composite spunlace nonwoven fabric products have been developed on the market, such as wood pulp composite spunlace fabrics, spunbond composite spunlace fabrics, flushable fabrics and other products. The composite products have the advantages of spunlace fabrics, such as lightness, softness, flexibility, good skin-friendliness, good hand feel, etc., and compared with ordinary spunlace fabrics, they also have advantages such as raw material price advantages and more prominent differentiated performance, which will become the market trend in the next stage.

[0003] Composite spunlace nonwoven fabrics include two-layer composite or multi-layer composite, or use viscose, polyester and other cotton nets, or use pp, spunbond, paper and other forming rolls to composite with spunlace nonwoven fabrics. The preparation of composite spunlace nonwoven fabrics involves the use of forming rolls, so an unwinding machine is required.

[0004] Since composite spunlace fabrics require the use of low-strength, soft rolls, and because of differences in the properties of the rolls, the unwinding control device needs to be optimized to match the production of spunlace composite fabrics.

[0005] After using the existing unwinding machine, it was found that there were problems such as unstable tension and speed deviation between the unwinding machine and the spunlace main machine, and the roll material and the fabric surface could not be effectively bonded; the roll material was easy to wrinkle, break, and accumulate, and the thickness of the product after compounding was uneven, affecting the product quality.

[0006] In order to solve the problem of fabric uniformity, a reeling control device needs to be designed to ensure the smooth unwinding of the roll, the fast and stable transfer process without wrinkles, and the uniformity and stability during lamination. Utility Model Content

[0007] The utility model aims to solve the problems in the prior art of producing composite spunlace fabrics, such as the coils are prone to wrinkling, breaking and piling up, and the transfer process and the composite of the coils and the cotton web are not stable enough, which affects the product quality.

[0008] In order to achieve the above-mentioned invention object, the technical solution of the utility model is as follows:

[0009] A reeling control system for composite spunlace fabric production comprises a controller, and sequentially arranged reeling platform, drafting machine, first net curtain, long conveying curtain, oblique curtain, second net curtain, conveying net curtain and spunlace machine, wherein the reeling machine is installed above the reeling platform, an infrared sensor is arranged behind the reeling machine, a carding machine is installed above the long conveying curtain, a tension roller, a cloth guide roller I and a cloth guide roller II are arranged between the reeling machine and the carding machine, a cloth guide roller III is arranged at the exit of the carding machine, a tension sensor is arranged on the tension roller, a drafting roller group for pulling the coil is arranged above the oblique curtain, the active roller of the drafting roller group is connected to a motor, a clamping roller is arranged behind the second net curtain, the controller is respectively connected to the infrared sensor, the tension sensor and the motor control; and is respectively connected to the tension roller, the cloth guide roller I, the cloth guide roller II, the cloth guide roller III, the clamping roller and the driving mechanism of the spunlace machine.

[0010] Furthermore, the second net-exit curtain includes a plurality of pressing rollers matched with the second net-exit curtain, and a pressing roller matched with the second net-exit curtain is arranged behind the second net-exit curtain.

[0011] Furthermore, the carding machine includes a carding machine platform, and the coil is pulled to the carding machine through a tension roller, a cloth guide roller I and a cloth guide roller II in sequence, and is sent to the slanted curtain to merge with the upper and lower layers of cotton webs after being processed by the carding machine platform of the carding machine; the lower layer of cotton web is sent to the slanted curtain to merge with the coil through a drawing machine, a first web curtain, a long conveying curtain, and a slanted curtain in sequence; the cotton web layer above the coil is conveyed to the slanted curtain through the second web curtain, and the multiple layers of cotton web and the coil are pressed together by a pressing roller, and then sent to the spunlace machine through the conveying web curtain.

[0012] Furthermore, the inclination angle of the second net curtain is adjustable.

[0013] Furthermore, the stretching roller group also includes a stretching roller I and a stretching roller II, which are placed on both sides of the active roller, the outer diameter of the active roller> the outer diameter of the stretching roller I≥ the outer diameter of the stretching roller II, and the coil is stretched by the stretching roller I, the active roller, and the stretching roller II in sequence before being sent to the next step.

[0014] Furthermore, the surfaces of the drafting roller I, the driving roller and the drafting roller II are all provided with a rubber layer.

[0015] Furthermore, the surfaces of the drafting roller I, the driving roller and the drafting roller II are provided with groove structures for brackets.

[0016] Beneficial effects of the utility model:

[0017] 1. In the utility model, a reeling control system for composite spunlace fabric production is proposed, including a controller, and an unwinding platform, a drawing machine, a first net curtain, a conveying long curtain, a slanting curtain, a second net curtain, a conveying net curtain and a spunlace machine arranged in sequence, and an unwinder at the upper position, an infrared sensor is arranged behind the unwinder, and the infrared sensor is used to monitor the coil. The infrared sensor is connected to the controller signal and transmits the collected signal to the controller. The controller issues corresponding instructions to the unwinder after signal processing. If the coil needs to be replaced, the controller controls the unwinder to automatically replace the coil or prompts the staff to replace the coil. A tension roller, a cloth guide roller I and a cloth guide roller II are arranged between the unwinder and the combing machine, and a cloth guide roller III is arranged at the exit of the combing machine. A tension sensor is arranged on the tension roller, and the tension sensor can collect the tension of the tension roller in real time and is connected to the controller, which can facilitate online adjustment of the unwinding speed of the unwinder and also facilitate the controller to control the transmission / traction speed of each roller. A drafting roller group for pulling the coil is set above the inclined curtain. The active roller of the drafting roller group is connected to the motor, which drives the active roller to rotate. The motor is interlocked with the unwinder. The speed ratio is accurately controlled by the controller to ensure that the coil is smoothly transported without wrinkles. A pressing roller is set behind the second net curtain to ensure the uniformity of the composite of the coil and the cotton net.

[0018] 2. In the present invention, the second net curtains include a plurality of them, and a pressing roller cooperating with the second net curtain is arranged behind the second net curtain to compound the coiled material with the multi-layer cotton net.

[0019] 3. In the utility model, the carding machine includes a carding machine platform. The coil is pulled to the carding machine through the tension roller, the guide roller I and the guide roller II in sequence, and is sent to the inclined curtain to merge with the upper and lower layers of cotton webs after being processed by the carding machine platform of the carding machine; the lower layer of cotton web is sent to the inclined curtain to merge with the coil through the drawing machine, the first web curtain, the conveying long curtain, and the inclined curtain in sequence; the cotton web layer above the coil is conveyed to the inclined curtain through the second web curtain, and the multiple layers of cotton webs are pressed against the coil by the pressing roller, and then sent to the spunlace machine through the conveying net curtain to ensure the stable conveying of the coil and each cotton web.

[0020] Fourth, in the present invention, the inclination angle of the second mesh curtain is adjustable, and the second mesh curtain cooperates with the pressing roller to ensure a good fit between the cotton mesh and the coiled material.

[0021] 5. In the utility model, the drafting roller I and the drafting roller II of the drafting roller group are placed on both sides of the active roller, the outer diameter of the active roller is greater than the outer diameter of the drafting roller I and greater than the outer diameter of the drafting roller II, and the coil is sequentially drafted by the drafting roller I, the active roller, and the drafting roller II before being sent to the next step to be pressed against the cotton net. Such a structural arrangement is conducive to ensuring that the coil is effectively drafted, facilitating effective bonding with the cotton net, and thus avoiding the formation of wrinkles.

[0022] 6. In the present invention, the surfaces of the drafting roller I, the active roller and the drafting roller II are all provided with a rubber layer, which can increase the friction between the corresponding drafting roller / active roller and the coil, ensure the drafting reliability, and effectively reduce wrinkles. Preferably, the surfaces of the drafting roller I, the active roller and the drafting roller II are provided with a groove structure for brackets, which can largely eliminate the wrinkles existing in the original coil during the unwinding process, further improving the problem of wrinkling of the coil. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural schematic diagram of the utility model.

[0024] Figure 2 It is a connection diagram of the controller, sensors and actuators in the utility model.

[0025] Figure 3 This is an enlarged diagram of the structure of the unwinder and drawing machine.

[0026] Figure 4 It is an enlarged diagram of the structure of the drafting roller group.

[0027] Figure 5 It is a structural diagram of the drafting roller I.

[0028] Figure 6 It is a structural diagram of another embodiment of the drafting roller I.

[0029] Among them, 1. controller; 2. unwinding platform; 3. drawing machine; 4. first net curtain; 5. long conveying curtain; 6. oblique curtain; 7. second net curtain; 8. conveying net curtain; 9. spunlace machine; 10. unwinding machine; 11. infrared sensor; 12. carding machine; 13. tension roller; 14. cloth guide roller I; 15. cloth guide roller II; 16. cloth guide roller III; 17. tension sensor; 18. drawing roller group; 19. motor; 20. pressing roller; 21. coil; 22. first layer of cotton web; 23. second layer of cotton web; 24. third layer of cotton web; 25. rubber layer; 26. groove structure; 12.1. carding machine platform; 18.1. active roller; 18.2. drawing roller I; 18.3. drawing roller II. DETAILED DESCRIPTION

[0030] The present invention is further described in detail below in conjunction with the embodiments, but the implementation manner of the present invention is not limited thereto.

[0031] Example 1

[0032] A reeling control system for composite spunlace fabric production, which relates to the technical field of spunlace nonwoven fabric production equipment, comprises a controller 1, and an unwinding platform 2, a drafting machine 3, a first net curtain 4, a conveying long curtain 5, a slanting curtain 6, a second net curtain 7, a conveying net curtain 8 and a spunlace machine 9 arranged in sequence, with reference to Figure 1-3 The first net curtain 4 is arranged to be tilted downward, and an unwinding machine 10 is installed above the unwinding platform 2. An infrared sensor 11 is arranged behind the unwinding machine 10. The infrared sensor 11 is used to monitor the use status of the coil 21. The infrared sensor 11 is connected to the unwinding machine 10 for easy automatic replacement of the coil 21 or prompting the staff to replace the coil 21. A carding machine 12 is installed above the conveying long curtain 5. A tension roller 13, a cloth guide roller I 14 and a cloth guide roller II 15 are arranged between the unwinding machine 10 and the carding machine 12. A cloth guide roller III 16 is arranged at the exit of the carding machine 12. A tension sensor 17 is arranged on the tension roller 13. The tension sensor 17 is used to collect the tension of the tension roller 13 in real time and is connected to the controller 1, which can facilitate online adjustment of the unwinding speed of the unwinding machine 10 and also facilitate the controller 1 to control the transmission / traction speed of each roller. A stretching roller group 18 for pulling the coil 21 is provided above the inclined curtain 6, and the active roller 18.1 of the stretching roller group 18 is connected to the motor 19. A clamping roller 20 is provided behind the second mesh curtain 7. The controller 1 is respectively controlled and connected with the infrared sensor 11, the tension sensor 17, and the motor 19; and is respectively controlled and connected with the tension roller 13, the cloth guide roller I 14, the cloth guide roller II 15, the cloth guide roller III 16, the clamping roller 20 and the driving mechanism of the spunlace machine 9.

[0033] Furthermore, the carding machine 12 includes a carding machine platform 12.1, and the coil 21 is pulled to the carding machine 12 through the tension roller 13, the guide roller I 14 and the guide roller II 15 in sequence, and is sent to the inclined curtain 6 to merge with the upper and lower layers of cotton web after being processed by the carding machine platform 12.1 of the carding machine 12; the lower layer of cotton web is sent to the inclined curtain 6 to merge with the coil 21 through the drawing machine 3, the first web curtain 4, the conveying long curtain 5, and the inclined curtain 6 in sequence; the cotton web layer above the coil 21 is conveyed to the inclined curtain 6 through the second web curtain 7, and the multi-layer cotton web and the coil 21 are pressed together by the pressing roller 20, and then sent to the spunlace machine 9 through the conveying web curtain 8.

[0034] Example 2

[0035] This embodiment is a further optimization of the embodiment 1, the difference being that the second net curtain 7 comprises a plurality of net curtains, and a pressing roller 20 cooperating with the second net curtain 7 is disposed behind the second net curtain 7. Figure 1 The second mesh curtains 7 include two, and the two second mesh curtains 7 respectively convey the second layer of cotton web 23 and the third layer of cotton web 24. The second layer of cotton web 23 and the third layer of cotton web 24 are pressed by the corresponding two pressing rollers 20, so as to realize the compounding of the coil 21 and the multi-layer cotton web.

[0036] Example 3

[0037] The present embodiment is different from Embodiment 1-2 in that the inclination angle of the second net curtain 7 is adjustable.

[0038] Example 4

[0039] Compared with Embodiments 1-3, this embodiment is different in that:

[0040] The drafting roller group 18 also includes a drafting roller I 18.2 and a drafting roller II 18.3, and the drafting roller I 18.2 and the drafting roller II 18.3 are placed on both sides of the active roller 18.1. Figure 4 The outer diameter of the active roller 18.1 is greater than the outer diameter of the stretching roller I 18.2 and greater than the outer diameter of the stretching roller II 18.3. The coil 21 is sequentially stretched by the stretching roller I 18.2, the active roller 18.1 and the stretching roller II 18.3 and then sent to the next step.

[0041] Example 5

[0042] Compared with Embodiments 1-4, this embodiment is different in that:

[0043] The surfaces of the drafting roller I 18.2, the driving roller 18.1 and the drafting roller II 18.3 are all provided with a rubber layer 25. Figure 6 , Figure 6 This is a structural diagram of an embodiment of the drafting roller I 18.2. The active roller 18.1 and the drafting roller II 18.3 may also use rollers of the same structure. The rubber layer 25 can increase the friction between the corresponding drafting roller and the coil 21, ensuring the drafting reliability, thereby effectively reducing wrinkles.

[0044] Example 6

[0045] Compared with Embodiments 1-5, this embodiment is different in that:

[0046] The surfaces of the drafting roller I 18.2, the driving roller 18.1 and the drafting roller II 18.3 are provided with a groove structure 26 for brackets. Figure 5 , Figure 5 The structure diagram of one embodiment of the drafting roller I 18.2 is shown in FIG. The driving roller 18.1 and the drafting roller II 18.3 may also adopt rollers of the same structure. The groove structure 26 is preferably 3 cm wide and 1 cm deep. The groove structure 26 can largely eliminate the wrinkles of the original coil 21 during the unwinding process, thereby solving the problem of wrinkling of the coil 21.

[0047] Example 7

[0048] To facilitate the public to understand the present solution, this embodiment takes a composite spunlace fabric production line of the company as an example to further illustrate the present solution.

[0049] The composite spunlace fabric production line uses a reel control system for composite spunlace fabric production according to the utility model. Figure 1-6, including a controller 1, and sequentially arranged unwinding platform 2, drafting machine 3, first net curtain 4, conveying long curtain 5, oblique curtain 6, second net curtain 7, conveying net curtain 8 and spunlace machine 9, an unwinding machine 10 is installed above the unwinding platform 2, an infrared sensor 11 is arranged behind the unwinding machine 10, a carding machine 12 is installed above the conveying long curtain 5, a tension roller 13, a cloth guide roller I 14 and a cloth guide roller II 15 are arranged between the unwinding machine 10 and the carding machine 12, and a cloth guide roller III 1 is arranged at the exit of the carding machine 12 6, a tension sensor 17 is provided on the tension roller 13, a drafting roller group 18 for pulling the coil 21 is provided above the inclined curtain 6, the active roller 18.1 of the drafting roller group 18 is connected to the motor 19, a pressing roller 20 is provided behind the second mesh curtain 7, and the controller 1 is respectively connected to the infrared sensor 11, the tension sensor 17, and the motor 19; and is respectively connected to the tension roller 13, the cloth guide roller I 14, the cloth guide roller II 15, the cloth guide roller III 16, the pressing roller 20 and the driving mechanism of the spunlace machine 9.

[0050] In this embodiment, the second mesh curtains 7 include two, and the two second mesh curtains 7 respectively convey the second layer of cotton mesh 23 and the third layer of cotton mesh 24. The second layer of cotton mesh 23 and the third layer of cotton mesh 24 are pressed by the corresponding two pressing rollers 20, so as to realize the compounding of the roll material 21 and the multi-layer cotton mesh.

[0051] In this embodiment, the carding machine 12 includes a carding machine platform 12.1, and the coil 21 is pulled to the carding machine 12 through the tension roller 13, the guide roller I 14 and the guide roller II 15 in sequence, and is sent to the inclined curtain 6 to merge with the upper and lower layers of cotton web after being processed by the carding machine platform 12.1 of the carding machine 12; the lower layer of cotton web is sent to the inclined curtain 6 through the drawing machine 3, the first web curtain 4, the conveying long curtain 5, and the inclined curtain 6 in sequence to merge with the coil 21; the cotton web layer above the coil 21 is conveyed to the inclined curtain 6 through the second web curtain 7, and the multi-layer cotton web and the coil 21 are pressed together by the pressing roller 20, and then sent to the spunlace machine 9 through the conveying web curtain 8.

[0052] In this embodiment, the inclination angle of the second net curtain 7 is adjustable.

[0053] In this embodiment, the stretching roller group 18 also includes a stretching roller I 18.2 and a stretching roller II 18.3, and the stretching roller I 18.2 and the stretching roller II 18.3 are placed on both sides of the active roller 18.1, and the outer diameter of the active roller 18.1 is greater than the outer diameter of the stretching roller I 18.2 and greater than the outer diameter of the stretching roller II 18.3. The coil 21 is stretched in sequence by the stretching roller I 18.2, the active roller 18.1, and the stretching roller II 18.3 before being sent to the next step.

[0054] In this embodiment, the surfaces of the drafting roller I 18.2, the active roller 18.1 and the drafting roller II 18.3 are all provided with a rubber layer 25, and the surfaces of the drafting roller I 18.2, the active roller 18.1 and the drafting roller II 18.3 are also provided with a groove structure 26 for brackets. Figure 6 , Figure 6 It is a structural diagram of an embodiment of the drafting roller I 18.2. The driving roller 18.1 and the drafting roller II 18.3 may also adopt rollers of the same structure. The rubber layer 25 can increase the friction between the corresponding drafting roller and the coil 21, ensure the drafting reliability, and thus effectively reduce wrinkles. The groove structure 26 has a width of 3 cm and a depth of 1 cm. The groove structure 26 can largely eliminate the wrinkles existing in the original coil 21 during the unwinding process, thereby solving the problem of wrinkling of the coil 21.

Claims

1. A reeling control system for composite spunlace fabric production, characterized in that: The invention comprises a controller (1), and sequentially arranged unwinding platform (2), a drafting machine (3), a first net-outlet curtain (4), a long conveying curtain (5), an inclined curtain (6), a second net-outlet curtain (7), a conveying net curtain (8) and a spunlace machine (9); an unwinding machine (10) is installed above the unwinding platform (2); an infrared sensor (11) is arranged behind the unwinding machine (10); a combing machine (12) is installed above the long conveying curtain (5); a tension roller (13), a cloth guide roller I (14) and a cloth guide roller II (15) are arranged between the unwinding machine (10) and the combing machine (12); a cloth guide roller III (11) is arranged at the exit of the combing machine (12); 6), a tension sensor (17) is provided on the tension roller (13), a drafting roller group (18) for pulling the coil (21) is provided above the inclined curtain (6), the active roller (18.1) of the drafting roller group (18) is connected to the motor (19), a pressing roller (20) is provided behind the second outlet curtain (7), and the controller (1) is respectively connected to the infrared sensor (11), the tension sensor (17), and the motor (19); and is respectively connected to the tension roller (13), the cloth guide roller I (14), the cloth guide roller II (15), the cloth guide roller III (16), the pressing roller (20) and the driving mechanism of the water spunlace machine (9).

2. The unwinding control system for composite spunlace fabric production according to claim 1, characterized in that: The second net-exit curtain (7) comprises a plurality of rollers, and a pressing roller (20) cooperating with the second net-exit curtain (7) is provided behind the second net-exit curtain (7).

3. The unwinding control system for composite spunlace fabric production according to claim 1, characterized in that: The carding machine (12) comprises a carding machine platform (12.1). The coil (21) is pulled to the carding machine (12) in sequence through a tension roller (13), a cloth guide roller I (14) and a cloth guide roller II (15). After being processed by the carding machine platform (12.1) of the carding machine (12), the coil is sent to the inclined curtain (6) to merge with the upper and lower layers of cotton web. The lower layer of cotton web is sent to the inclined curtain (6) to merge with the coil (21) in sequence through a drawing machine (3), a first web exit curtain (4), a long conveying curtain (5) and an inclined curtain (6). The cotton web layer above the coil (21) is conveyed to the inclined curtain (6) through a second web exit curtain (7), and the multiple layers of cotton web are pressed against the coil (21) by a pressing roller (20), and then sent to the spunlacing machine (9) through a conveying web curtain (8).

4. The unwinding control system for composite spunlace fabric production according to claim 1, characterized in that: The inclination angle of the second net curtain (7) is adjustable.

5. The unwinding control system for composite spunlace fabric production according to claim 1, characterized in that: The drafting roller group (18) further comprises a drafting roller I (18.2) and a drafting roller II (18.3), wherein the drafting roller I (18.2) and the drafting roller II (18.3) are arranged on both sides of the driving roller (18.1), the outer diameter of the driving roller (18.1) is greater than the outer diameter of the drafting roller I (18.2) and greater than the outer diameter of the drafting roller II (18.3), and the coil (21) is sequentially drafted by the drafting roller I (18.2), the driving roller (18.1) and the drafting roller II (18.3) before being sent to the next step.

6. The unwinding control system for composite spunlace fabric production according to claim 5, characterized in that: The surfaces of the drafting roller I (18.2), the driving roller (18.1) and the drafting roller II (18.3) are all provided with a rubber layer (25).

7. The unwinding control system for composite spunlace fabric production according to claim 6, characterized in that: The surfaces of the drafting roller I (18.2), the driving roller (18.1) and the drafting roller II (18.3) are provided with groove structures (26) for brackets.

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