Liquid absorption core body composite equipment in hygienic product industry

Abstract

The utility model discloses liquid absorbing core body compounding equipment in the hygienic product industry, which comprises a first unwinding device, a second unwinding device, a third unwinding device and a compounding device, the compounding device comprises a compounding rack, a first compounding roller is rotatably arranged on the compounding rack, a compounding compression roller is arranged on one side of the first compounding roller, and a second compounding roller is arranged on the other side of the compounding compression roller. Two opposite-pressing composite rollers are further arranged on the composite rack, the first core material and the second core material are compounded to form a first composite core material under the action of the first composite roller and the composite pressing roller, and the two opposite-pressing composite rollers rotate to compound the first composite core material and the third core material to form a composite core body; and the rotating speed of the counter-pressing composite roller is consistent with that of the first composite roller, so that tension-free compounding is realized, the control on the square gram weight precision of the high polymer can be effectively improved, and the quality of a compounded product is greatly improved.

Description

Technical Field

[0001] The utility model relates to a liquid-absorbing core composite device for the sanitary product industry. Background Art

[0002] In the existing multi-layer core material composite equipment, at least two steps are used for composite, that is, the first core material is composited with the second core material, and then the composite core material is composited with the third core material to obtain a composite core body. The problem with this two-step composite equipment is that when the speed of the composite roller of the first step composite is inconsistent with that of the composite roller of the second step composite, the speed is not synchronized, which will cause tension in the core material, and the core material will be stretched, affecting the product quality, which needs further improvement. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides a liquid-absorbing core compounding device for the sanitary product industry with synchronous speed and tension-free compounding.

[0004] A liquid-absorbent core composite device for the sanitary product industry designed for this purpose comprises a first unwinding device, a second unwinding device, a third unwinding device and a composite device, wherein the composite device comprises a composite frame, a first composite roller is rotatably arranged on the composite frame, a composite pressure roller is arranged on one side of the first composite roller, and a first composite space is formed between the first composite roller and the composite pressure roller;

[0005] The composite frame is also provided with two counter-pressing composite rollers, and a second composite space is formed between the two counter-pressing composite rollers;

[0006] The first unwinding device and the second unwinding device are used to transport the first core material and the second core material to the first composite space respectively;

[0007] The first core material and the second core material are compounded under the action of the first compounding roller and the compounding pressing roller to form a first compound core material.

[0008] The first composite core material is output to the second composite space;

[0009] The third unwinding device is used to convey the third core material to the second composite space;

[0010] The two counter-pressing composite rollers rotate to composite the first composite core material and the third composite core material to form a composite core body;

[0011] The rotation speed of the counter-pressing composite roller is consistent with the rotation speed of the first composite roller.

[0012] Preferably, a plurality of first conveying rollers for conveying the first core material are arranged between the first unwinding device and the first composite space;

[0013] A first polymer material feeding device is arranged above the first composite space, and the first polymer material feeding device is used to add polymer material to the front side of the first core material, and the second core material is bonded and composited with the front side of the first core material.

[0014] Preferably, a plurality of second conveying rollers for conveying the second core material are arranged between the second unwinding device and the first composite space.

[0015] Preferably, a second polymer material feeding device is provided between the first composite roller and the second composite space, and the second polymer material feeding device is used to add polymer material to the back side of the first core material, and the third core material is bonded and composited with the back side of the first core material.

[0016] Preferably, a third conveying roller for conveying the third core material is provided between the third unwinding device and the second composite space.

[0017] Preferably, a winding device is further included, wherein the winding device is used to wind up the composite core output from the second composite space, and a fourth conveying roller for conveying the composite core is arranged between the winding device and the second composite space.

[0018] Compared with the prior art, the rotation speed of the counter-pressing composite roller of the utility model is consistent with the rotation speed of the first composite roller. Therefore, the rotation speed of the first composite roller driving the first core material and the second core material to composite can be consistent with the speed of the two counter-pressing rollers driving the composite core material and the third core material to composite, so as to realize tension-free composite, effectively improve the control of the square gram weight accuracy of the polymer, and greatly improve the quality of the composited product. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the planar structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the planar structure of the composite device. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0022] See also Figure 1 and Figure 2A liquid-absorbent core composite device for the sanitary products industry, comprising a first unwinding device 10, a second unwinding device 20, a third unwinding device 60 and a composite device 40, wherein the composite device 40 comprises a composite frame 400, wherein a first composite roller 410 is rotatably arranged on the composite frame 400, a composite pressure roller 50 is arranged on one side of the first composite roller 410, and a first composite space is formed between the first composite roller 410 and the composite pressure roller 50; two counter-pressing composite rollers 420 are also arranged on the composite frame 400, and a second composite space is formed between the two counter-pressing composite rollers 420; the first unwinding device 10 and the second unwinding device 20 are respectively used to transport liquid to the first composite space The first core material 100 and the second core material 200; the first core material 100 and the second core material 200 are compounded to form a first composite core material under the action of the first composite roller 410 and the composite pressure roller 50, and the first composite core material is output to the second composite space; the third unwinding device 60 is used to transport the third core material 600 to the second composite space; the two opposing composite rollers 420 rotate to compound the first composite core material and the third core material 600 to form a composite core body; the rotation speed of the opposing composite rollers 420 is consistent with the rotation speed of the first composite roller 410 to achieve tension-free compounding, which can effectively improve the control of the square grammage accuracy of the polymer and greatly improve the quality of the composited product.

[0023] Based on the above embodiment, in the composite device 40, the first composite roller 410 and the counter-pressure composite roller 420 are driven by a driving device, and the rotation speed of the counter-pressure composite roller 420 is consistent with the rotation speed of the first composite roller 410. The driving device can use an existing synchronous belt drive or gear drive, or two motors can be used to synchronize the rotation speeds of the first composite roller 410 and the counter-pressure composite roller 420 through precise control.

[0024] When the first core material 100 and the second core material 200 are composited, the first composite roller 410 drives the first core material and the second core material to move, and during the movement, the composite is achieved under the pressure of the composite pressure roller 50 .

[0025] Furthermore, a swing arm 500 is rotatably disposed on the composite frame 400 , the composite pressing roller 60 is rotatably disposed on the swing arm 500 , and a cylinder 510 for controlling the angle of the swing arm 500 is disposed on the composite frame 400 .

[0026] See also Figure 1 and Figure 2 A plurality of first conveying rollers 110 for conveying the first core material 100 are arranged between the first unwinding device 10 and the first composite space;

[0027] A first polymer material feeding device 30 is provided above the first composite space. The first polymer material feeding device 30 is used to add polymer material to the front surface of the first core material 100 , and the second core material 200 is bonded and composited with the front surface of the first core material 100 .

[0028] The first polymer material discharge device 30 is a prior art, and its function is to output the liquid slurry to the front side of the first core material 100. After the first core material 100 and the second core material 200 are compounded, the slurry is located between the first core material 100 and the second core material 200.

[0029] A plurality of second conveying rollers 210 for conveying the second core material 200 are disposed between the second unwinding device 20 and the first composite space.

[0030] See also Figure 2 A second polymer material feeding device 70 is provided between the first composite roller 410 and the second composite space. The second polymer material feeding device 70 is used to add polymer material to the back side of the first core material 100 , and the third core material 600 is bonded and composited with the back side of the first core material 100 .

[0031] The second polymer material discharge device 70 is a prior art, and its function is to output the liquid slurry to the back of the first core material 100. After the first core material 100 and the third core material 300 are compounded, the slurry is located between the first core material 100 and the third core material 300.

[0032] See also Figure 1 and Figure 2 A third conveying roller 610 for conveying the third core material 600 is provided between the third unwinding device 60 and the second composite space.

[0033] See also Figure 1 , also includes a winding device 90, which is used to wind up the composite core output from the second composite space, and a fourth conveying roller 80 for conveying the composite core is arranged between the winding device 90 and the second composite space.

[0034] In the present invention, the first core material 100 is fluffy cloth, the second core material 200 is dust-free paper, and the third core material 600 is dust-free paper.

[0035] In the present invention, the first unwinding device 10, the second unwinding device 20, and the third unwinding device 60 are all prior art, and their functions are to unwind the core material.

[0036] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and the description are only to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A liquid-absorbing core composite device for the sanitary products industry, comprising a first unwinding device (10), a second unwinding device (20), a third unwinding device (60) and a composite device (40), characterized in that: The composite device (40) comprises a composite frame (400), a first composite roller (410) is rotatably arranged on the composite frame (400), a composite pressure roller (50) is arranged on one side of the first composite roller (410), and a first composite space is formed between the first composite roller (410) and the composite pressure roller (50); The composite frame (400) is further provided with two counter-pressing composite rollers (420), and a second composite space is formed between the two counter-pressing composite rollers (420); The first unwinding device (10) and the second unwinding device (20) are used to transport the first core material (100) and the second core material (200) to the first composite space respectively; The first core material (100) and the second core material (200) are compounded under the action of the first compounding roller (410) and the compounding pressing roller (50) to form a first compound core material. The first composite core material is output to the second composite space; The third unwinding device (60) is used to transport the third core material (600) to the second composite space; Two opposing composite rollers (420) rotate to composite the first composite core material and the third core material (600) to form a composite core body; The rotation speed of the counter-pressing composite roller (420) is consistent with the rotation speed of the first composite roller (410).

2. A liquid-absorbing core composite device for the sanitary products industry according to claim 1, characterized in that: A plurality of first conveying rollers (110) for conveying the first core material (100) are arranged between the first unwinding device (10) and the first composite space; A first polymer material feeding device (30) is arranged above the first composite space, and the first polymer material feeding device (30) is used to add polymer material to the front side of the first core material (100), and the second core material (200) is bonded and composited with the front side of the first core material (100).

3. The liquid-absorbing core composite device for the sanitary products industry according to claim 1, characterized in that: A plurality of second conveying rollers (210) for conveying the second core material (200) are arranged between the second unwinding device (20) and the first composite space.

4. The liquid-absorbing core composite device for the sanitary products industry according to claim 1, characterized in that: A second polymer material feeding device (70) is provided between the first composite roller (410) and the second composite space. The second polymer material feeding device (70) is used to add polymer material to the back side of the first core material (100), and the third core material (600) is bonded and composited with the back side of the first core material (100).

5. The liquid-absorbing core composite device for the sanitary products industry according to claim 1, characterized in that: A third conveying roller (610) for conveying the third core material (600) is arranged between the third unwinding device (60) and the second composite space.

6. The liquid-absorbing core composite device for the sanitary products industry according to claim 1, characterized in that: It also includes a winding device (90) for winding the composite core output from the second composite space, and a fourth conveying roller (80) for conveying the composite core is arranged between the winding device (90) and the second composite space.

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