Wood pulp polymer core equipment

Abstract

The utility model relates to the field of disposable hygienic product equipment, in particular to wood pulp polymer core equipment. Comprising a rack, and a first unwinding device, a second unwinding device, a third unwinding device, a second forming die wheel, a second macromolecule applying device, a wood pulp applying device, a stripping device, a first forming die wheel, a first macromolecule applying device and a winding device which are arranged on the rack. The technical problems that in the prior art, when macromolecules are added to composite non-woven fabric or a composite core body, working efficiency is low, and stability is poor are solved.

Description

Technical Field

[0001] The utility model relates to the field of disposable hygiene product equipment, in particular to a wood pulp polymer core equipment. Background Art

[0002] Currently, the forming of the absorbent core is most commonly achieved by using a forming device, which usually includes a forming die wheel and a sowing device. Reference can be made to a device for manufacturing an absorbent core disclosed in Chinese Patent Application No.: CN202210900619.2, including a frame, a controller, a first material conveying mechanism, a second material conveying mechanism, a first sizing mechanism, a second sizing mechanism, a first pressing roller, a second pressing roller, a polymer material composite mechanism, a second polymer material composite mechanism, and a composite roller arranged on the frame. Both the polymer material composite mechanism and the second polymer material composite mechanism include a first transfer roller, a second transfer roller, a polymer storage cylinder, and a third sizing mechanism. A negative pressure adsorption mechanism is arranged inside the first transfer roller, and a multi-grid continuous connection polymer adsorption groove with different amounts of polymer accommodated on the surface is arranged on the roller body of the first transfer roller according to the requirements of the distribution amount of the polymer in each prefabricated absorbent core unit.

[0003] There is a prior absorbent core with composite non-woven fabric. Reference can be made to an absorbent core with composite non-woven fabric disclosed in Chinese Patent Application No.: CN202310469078.7, including a body, the body includes an upper fiber layer, a lower fiber layer, and an intermediate fiber layer clamped between the upper fiber layer and the lower fiber layer. The upper fiber layer, the lower fiber layer, and the intermediate fiber layer are adhesively bonded to form a bonding part, and the area of the bonding part accounts for 5 - 100% of the area of the body. The fiber thickness of the upper fiber layer and / or the lower fiber layer is 4 - 12D, the fiber thickness of the intermediate fiber layer is 0.6 - 2D. Polymer water-absorbing particles are embedded in the upper fiber layer and the lower fiber layer. The average pore size of the upper fiber layer and the lower fiber layer is larger than the average diameter of the polymer water-absorbing particles, and the average pore size of the intermediate fiber layer is smaller than the average diameter of the polymer water-absorbing particles. How to efficiently and stably complete this process of adding polymers or other substances to its composite non-woven fabric or similar composite core has become the research of the applicant. Summary of the Utility Model

[0004] Therefore, in view of the above problems, the utility model provides a wood pulp polymer core equipment, which solves the technical problems of low working efficiency and poor stability in adding polymers to composite non-woven fabrics or composite cores in the existing process.

[0005] To achieve the above object, the utility model adopts the following technical solutions: A wood pulp polymer core equipment, including a frame and a first unwinding device, a second unwinding device, a third unwinding device, a second forming die wheel, a second polymer applying device, a wood pulp applying device, a peeling device, a first forming die wheel, a first polymer applying device, and a winding device provided on the frame;

[0006] The second non-woven fabric output by the second unwinding device and the composite core output by the third unwinding device are compounded at the second forming die wheel, so as to receive the second polymer output by the second polymer applying device and the wood pulp applied by the wood pulp applying device, forming a first composite body;

[0007] The first unwinding device is arranged at the output end of the second forming die wheel, and is used to output the first non-woven fabric to cover the first composite body output by the second forming die wheel, and form a second composite body;

[0008] The peeling device peels the second non-woven fabric in the second composite body at the input end of the first forming die wheel, forming a third composite body;

[0009] The first forming die wheel is used to receive the third composite body, so that the third composite body receives the first polymer output by the first polymer applying device;

[0010] The peeling device composites the peeled second non-woven fabric on the third composite body at the output end of the first forming die wheel, forming a fourth composite body;

[0011] The winding device is used to wind the fourth composite body.

[0012] Further, a first glue spraying device for spraying glue on the composite core is arranged at the input end of the second forming die wheel, so as to realize the adhesion of the second polymer and the wood pulp to the composite core.

[0013] Further, a second glue spraying device for spraying glue on the first non-woven fabric is arranged at the output end of the second forming die wheel, so as to realize the adhesion of the first non-woven fabric to the composite core.

[0014] Further, a third glue spraying device for spraying glue on the second non-woven fabric is arranged at the output end of the first forming die wheel, so as to realize the adhesion of the second non-woven fabric to the composite core.

[0015] Further, there are two second polymer applying devices, which are respectively arranged on both sides of the wood pulp applying device.

[0016] Further, the wood pulp applying device includes a wood pulp unwinding device, a wood pulp crushing device and a wood pulp channel connecting the wood pulp crushing device and the second forming die wheel arranged on the frame.

[0017] Further, a transition wheel is arranged between the second forming die wheel and the first forming die wheel for realizing the roll pressing and conveying of the second composite body.

[0018] By adopting the foregoing technical solution, the beneficial effects of the present utility model are as follows:

[0019] 1. This solution makes rational arrangements for the positions of the first forming device and the second forming device, and through the setting of the peeling device, the second non-woven fabric becomes the support of the composite core at the second forming device. After the first non-woven fabric is compounded, the second non-woven fabric is peeled off through the peeling device, and then after passing through the first forming device, the second non-woven fabric is compounded again. Thus, a solution with a smaller occupied space, higher working efficiency, and better stability is formed, which includes adjusting the positions of the corresponding equipment, adjusting the winding of the materials, and setting the peeling device for assistance, achieving better improvement of the equipment performance.

[0020] 2. Through the first glue spraying device, the second glue spraying device, and the third glue spraying device, effective adhesion can be achieved. Here, the first glue spraying device, the second glue spraying device, and the third glue spraying device can also be realized by other means such as ultrasonic adhesion.

[0021] 3. The setting of the transition wheel can realize the roll pressing and conveying of the second composite body, thereby achieving effective adhesion between the first non-woven fabric and the composite core. Description of the Drawings

[0022] Figure 1 is a schematic structural diagram of the present utility model.

[0023] Figure 2 is a schematic diagram of the material flow direction of the present utility model.

[0024] Reference Signs:

[0025] 1. Frame; 21. First unwinding device; 22. Second unwinding device; 23. Third unwinding device; 31. First forming die wheel; 32. Second forming die wheel; 33. Transition wheel; 41. First polymer application device; 42. Second polymer application device; 51. Wood pulp unwinding device; 52. Wood pulp pulverizing device; 53. Wood pulp channel; 6. Peeling device; 7. Winding device; 81. First glue spraying device; 82. Second glue spraying device; 83. Third glue spraying device; 91. First composite body; 92. Second composite body; 93. Third composite body; 94. Fourth composite body; 95. First non-woven fabric; 96. Second non-woven fabric; 97. Composite core. Detailed Embodiments

[0026] The present utility model will be further described below in conjunction with the drawings and specific embodiments.

[0027] ReferenceFigure 1 , this embodiment provides a wood pulp polymer core equipment, including a frame 1, a first unwinding device 21, a second unwinding device 22, a third unwinding device 23, a second forming die wheel 32, a second polymer applying device 42, a wood pulp applying device, a peeling device 6, a first forming die wheel 31, a first polymer applying device 41, and a winding device 7 provided on the frame 1;

[0028] The second non-woven fabric 96 output by the second unwinding device 22 and the composite core 97 output by the third unwinding device 23 are compounded at the second forming die wheel 32, so as to receive the second polymer output by the second polymer applying device 42 and the wood pulp applied by the wood pulp applying device, forming a first composite body 91;

[0029] The first unwinding device 21 is arranged at the output end of the second forming die wheel 32, and is used to output the first non-woven fabric 95 to cover the first composite body 91 output by the second forming die wheel 32 and form a second composite body 92;

[0030] The peeling device 6 peels the second non-woven fabric 96 in the second composite body 92 at the input end of the first forming die wheel 31, forming a third composite body 93;

[0031] The first forming die wheel 31 is used to receive the third composite body 93, so that the third composite body 93 receives the first polymer output by the first polymer applying device 41;

[0032] The peeling device 6 composites the peeled second non-woven fabric 96 onto the third composite body 93 at the output end of the first forming die wheel 31, forming a fourth composite body 94;

[0033] The winding device 7 is used to wind the fourth composite body 94.

[0034] A first glue spraying device 81 for spraying glue on the composite core 97 is arranged at the input end of the second forming die wheel 32 to realize the adhesion of the second polymer and the wood pulp to the composite core 97. A second glue spraying device 82 for spraying glue on the first non-woven fabric 95 is arranged at the output end of the second forming die wheel 32 to realize the adhesion of the first non-woven fabric 95 to the composite core 97. A third glue spraying device 83 for spraying glue on the second non-woven fabric 96 is arranged at the output end of the first forming die wheel 31 to realize the adhesion of the second non-woven fabric 96 to the composite core 97.

[0035] There are two second polymer applying devices 42, which are respectively arranged on both sides of the wood pulp applying device. This can be set according to actual needs. Arranging the two second polymer applying devices 42 on both sides of the wood pulp applying device can make the mixing of the sown second polymer and the wood pulp better.

[0036] The wood pulp applying device includes a wood pulp unwinding device 51, a wood pulp crushing device 52 provided on the frame 1, and a wood pulp passage 53 connecting the wood pulp crushing device 52 and the second forming die wheel 32. Here, the wood pulp applying device can also use the already crushed wood pulp, which is input from outside the line instead of being directly crushed and applied online.

[0037] A transition wheel 33 is provided between the second forming die wheel 32 and the first forming die wheel 31 for realizing the roll pressing and conveying of the second composite body 92. The transition wheel 33 can also not be provided, and it is only for achieving better adhesion.

[0038] Among them, the peeling device 6 is composed of a plurality of guide rollers for guiding the traveling direction of the second non-woven fabric 96.

[0039] Refer again to Figure 2 As shown, among them, the red line is the composite core 97, the blue line is the second non-woven fabric 96, the pink line is the first non-woven fabric 95, and the positions formed by the first composite body 91, the second composite body 92, the third composite body 93, and the fourth composite body 94 are shown. Among them, the blue dotted line is the second non-woven fabric 96 after peeling, and after being guided, it is recombined onto the composite core 97 again.

[0040] The above-mentioned first unwinding device 21, second unwinding device 22, third unwinding device 23, second forming die wheel 32, second polymer applying device 42, wood pulp applying device, peeling device 6, first forming die wheel 31, first polymer applying device 41, and winding device 7 are all conventional devices in the art, and the above-mentioned devices have been correspondingly disclosed in the prior patents publicly disclosed by the applicant. This solution adjusts the arrangement of the equipment, so that the relative position relationship between each device changes, thereby achieving a better synergistic effect, and also changing the direction of the material, so as to achieve a better forming effect of the wood pulp polymer core.

[0041] The beneficial effects of the present utility model are:

[0042] 1. This solution makes reasonable arrangements for the positions of the first forming device and the second forming device, and through the setting of the peeling device, the second non-woven fabric becomes the support of the composite core at the second forming device. Then, after the first non-woven fabric is combined, the second non-woven fabric is peeled through the peeling device, and then after passing through the first forming device, the second non-woven fabric is recombined. Thus, a solution with a smaller occupied space, higher working efficiency, and better stability is formed, which includes adjusting the positions of the corresponding equipment, adjusting the winding path of the material, and setting the peeling device for assistance, achieving a better improvement in equipment performance.

[0043] 2. Effective adhesion can be achieved through the first glue spraying device, the second glue spraying device, and the third glue spraying device. Here, the first glue spraying device, the second glue spraying device, and the third glue spraying device can also be achieved by other means such as ultrasonic adhesion.

[0044] 3. The setting of the transition wheel can achieve the roller pressing and conveying of the second composite body, thereby realizing the effective adhesion between the first non-woven fabric and the composite core.

[0045] Although the present utility model has been specifically shown and described in conjunction with the preferred embodiments, those skilled in the art should understand that various changes can be made to the present utility model in terms of form and details without departing from the spirit and scope of the present utility model defined by the appended claims, and all of them fall within the protection scope of the present utility model.

Claims

1. A wood pulp polymer core device, characterized in that: It includes a frame and a first unwinding device, a second unwinding device, a third unwinding device, a second molding die wheel, a second polymer applying device, a wood pulp applying device, a stripping device, a first molding die wheel, a first polymer applying device, and a winding device arranged on the frame; The second nonwoven fabric outputted by the second unwinding device and the composite core outputted by the third unwinding device are composited at the second forming die wheel, thereby receiving the second polymer outputted by the second polymer applying device and the wood pulp applied by the wood pulp applying device to form a first composite body; The first unwinding device is arranged at the output end of the second forming die wheel, and is used to output the first non-woven fabric to cover the first composite body output by the second forming die wheel, and form a second composite body; The stripping device strips the second non-woven fabric in the second composite body at the input end of the first forming die wheel to form a third composite body; The first molding die wheel is used to receive the third composite body, so that the third composite body receives the first polymer output by the first polymer applying device; The stripping device composites the stripped second non-woven fabric onto the third composite body at the output end of the first forming die wheel to form a fourth composite body; The winding device is used to realize the winding of the fourth composite body.

2. A wood pulp polymer core device according to claim 1, characterized in that: A first glue spraying device for spraying glue on the composite core is arranged at the input end of the second molding die wheel, so as to achieve the bonding of the second polymer and wood pulp to the composite core.

3. A wood pulp polymer core device according to claim 1, characterized in that: A second glue spraying device for spraying glue on the first non-woven fabric is arranged at the output end of the second molding die wheel, so as to achieve bonding of the first non-woven fabric to the composite core.

4. A wood pulp polymer core device according to claim 1, characterized in that: A third glue spraying device for spraying glue on the second non-woven fabric is arranged at the output end of the first molding die wheel, so as to achieve bonding of the second non-woven fabric to the composite core.

5. The wood pulp polymer core equipment according to claim 1, characterized in that: There are two second polymer applying devices, which are respectively arranged on both sides of the wood pulp applying device.

6. The wood pulp polymer core equipment according to claim 1, characterized in that: The wood pulp applying device comprises a wood pulp unwinding device arranged on a frame, a wood pulp crushing device and a wood pulp channel connecting the wood pulp crushing device and the second forming die wheel.

7. The wood pulp polymer core equipment according to claim 1, characterized in that: A transition wheel is arranged between the second molding die wheel and the first molding die wheel, and is used to realize roller pressing and conveying of the second composite body.

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