CN213047702U - Continuous manufacturing system for disposable hygienic products - Google Patents
Continuous manufacturing system for disposable hygienic products Download PDFInfo
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- CN213047702U CN213047702U CN202020987759.4U CN202020987759U CN213047702U CN 213047702 U CN213047702 U CN 213047702U CN 202020987759 U CN202020987759 U CN 202020987759U CN 213047702 U CN213047702 U CN 213047702U
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Abstract
The utility model discloses a continuous type manufacturing system of disposable hygienic articles, including the feed unit of production unit and a plurality of on-line production, every feed unit corresponds provides a continuous strip to the production unit, and under the drive of continuous strip, the output of each feed unit is connected with the station that corresponds on the production unit, and each feed unit exit, and the conveying speed of continuous strip equals with the conveying speed of the corresponding continuous strip on the production unit. The method comprises the steps that a plurality of feeding units are connected into a production unit, each feeding unit correspondingly provides a continuous strip for the production unit, each feeding unit adopts an online production mode to form the corresponding continuous strip and directly sends the continuous strip into the production unit, and the production unit processes products. The utility model discloses an use and do not exist and connect material inspection rejects problem, can save the loss of raw and other materials by a wide margin, the rejection rate of product is also low, can effectively reduction in production cost.
Description
Technical Field
The utility model relates to a disposable hygienic product's manufacturing technical field, in particular to disposable hygienic product's continuous type manufacturing system.
Background
In the existing production process of disposable sanitary products, a large number of coiled cloth rolls are used as main raw materials, various coiled materials are uncoiled in production equipment, and various uncoiled base materials are subjected to processes such as slitting, compounding, stretching, folding and the like to finally obtain finished products.
In the process of using the formed coil material as the raw material, the diameter of the coil material is generally limited to 1.2m for convenient coil material transportation and feeding, which results in a large limit to the practical usable length of each coil material, and once the coil reaches the preset upper diameter limit during the raw material production process of the coil material, the coil material is cut and re-wound. In the production process of the sanitary products, when any coiled material is used up on equipment, a new coiled material needs to be replaced, and the new coiled material and the old coiled material are spliced into a continuous material for use. The currently available technology is to splice the rolls on-line without stopping the machine using adhesive tape, and due to the change of material at the splice, the finished product corresponding to this area needs to be removed from the finished product outlet. The raw materials of disposable sanitary products (such as baby diapers/sanitary towels and other products) generally need more than 8 coiled materials, and the material receiving time of each coiled material is not uniform, so that when any material is received, main production equipment must be rejected according to statistics, and the loss of the capacity on the production equipment is about 0.8-1.5 percent.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's not enough, provide a continuous type manufacturing system of disposable hygienic products that the rejection rate is low, can effectively practice thrift manufacturing cost.
The technical scheme of the utility model is that: a continuous manufacturing system for disposable sanitary products comprises a production unit and a plurality of feeding units which are produced on line, wherein each feeding unit correspondingly provides a continuous strip for the production unit, the output end of each feeding unit is connected with a corresponding station on the production unit under the driving of the continuous strip, and the conveying speed of the continuous strip is equal to the conveying speed of the corresponding continuous strip on the production unit at the outlet of each feeding unit.
The feed unit includes one or more in units such as non-woven fabrics shaping unit, absorber shaping unit, the automatic material unit that connects, the quantity of every kind of feed unit is one or more, the demand according to different products is selected and is inserted the production unit can, nevertheless require to insert the conveying speed of back feed unit output and the corresponding station of production unit on with the kind strip should be unanimous, ensure that the feed suits with production, in its junction, will guide the strip continuous transport through corresponding deflector roll or tensioning roller can.
The non-woven fabrics shaping unit includes the lapper, glues binding apparatus and compounding machine, glues the binding apparatus and locates on the lapper, and the exit of lapper sets up the compounding machine, and the end of compounding machine is connected to the production cell through the deflector roll.
The non-woven fabric forming unit also comprises a melt-blowing device, and the melt-blowing device and the spun-bonded device are arranged on the web former in parallel.
In the non-woven fabric forming unit, the top surface of the web former is used as a material conveying and forming platform in the non-woven fabric forming process, and the length of the web former can be selected according to the requirement of the number of layers of non-woven fabric material layers (namely the actual number of the spun-bonded devices and the melt-blown devices above the web former); according to the type of the non-woven fabric, the structure of the SS is a double-layer spun-bonded non-woven fabric, so that two spun-bonded devices are arranged above a web former in parallel in a non-woven fabric forming unit; the SMS is composed of two layers of spun-bonded non-woven fabrics and one layer of melt-blown non-woven fabrics, so that in a corresponding non-woven fabric forming unit, a spun-bonded device, a melt-blown device and a spun-bonded device are sequentially arranged above a web former; the SMMS is composed of two layers of spun-bonded non-woven fabrics and two layers of melt-blown non-woven fabrics, so that in a corresponding non-woven fabric forming unit, a spun-bonded device, a melt-blown device and a spun-bonded device are sequentially arranged above a web former.
The absorber forming unit comprises a defibrator, an SAP conveying mechanism, a forming cover, a fiber yarn spraying mechanism and a forming box, the forming box is a continuous conveying type negative pressure forming device, an outlet of the forming cover and an outlet of the fiber yarn spraying mechanism are respectively arranged above the forming box, and the defibrator and the SAP conveying mechanism are respectively connected with the forming cover. The device comprises a forming cover, a cellosilk spraying mechanism, a defibering machine, a forming box, a SAP conveying mechanism, a forming box and a forming box, wherein the forming cover is provided with an outlet for forming an absorption layer, the cellosilk spraying mechanism is provided with an outlet for forming an elastic fiber layer, the defibering machine is used for defibering wood pulp raw materials and conveying the wood pulp raw materials into the forming cover, the SAP conveying mechanism is used for conveying SAP raw materials into the forming cover, the defibered wood pulp raw materials and the SAP raw materials are mixed in the forming cover and move downwards under the negative pressure action of the forming box until; the fiber yarn jetting mechanism jets out elastic fiber yarns, the elastic fiber yarns form an elastic fiber layer in the same plane, and the elastic fiber layer is adsorbed to the surface of the formed absorption layer under the action of negative pressure of the forming box. In addition, the entry end of shaping case still is equipped with parcel layer conveying mechanism, and the exit end of shaping case still is equipped with overburden conveying mechanism. Before and after the absorption layer and the elastic fiber are formed, the absorption layer and the elastic fiber are coated by a coating layer and a covering layer to form an integral structure; the wrapping layer and the covering layer are made of non-woven fabrics generally, so that the non-woven fabric forming unit can be directly connected to the absorber forming unit to form the wrapping layer and the covering layer on line, and a completely on-line continuous production process is realized.
The automatic material receiving unit comprises a first unwinding mechanism, a second unwinding mechanism, a first unwinding negative pressure conveying device, a second unwinding negative pressure conveying device, a main negative pressure conveying device and an ultrasonic laminating device, wherein a first coiled material is arranged on the first unwinding mechanism, the first coiled material is conveyed by the first unwinding negative pressure conveying device and is conveyed to the main negative pressure conveying device after being discharged, a second coiled material is arranged on the second unwinding mechanism, and the second coiled material is conveyed by the second unwinding negative pressure conveying device and is conveyed to the main negative pressure conveying device after being discharged; the ultrasonic pressing device is arranged on one side of the main negative pressure conveying device and is arranged in front of the first unwinding negative pressure conveying device and the second unwinding negative pressure conveying device along the conveying direction of the material.
The first unwinding mechanism and the second unwinding mechanism are identical in structure and respectively comprise unwinding shafts, oscillating bars and translation assemblies, the middle or upper portion of each oscillating bar is hinged to each translation assembly, the unwinding shafts are arranged on the lower portions of the oscillating bars, and the first coiled materials and the second coiled materials are respectively arranged on the corresponding unwinding shafts.
The system can realize a continuous manufacturing method of disposable sanitary products, which mainly comprises the following steps: the production unit is connected with a plurality of feeding units, each feeding unit correspondingly provides a continuous strip for the production unit, each feeding unit adopts an online production mode to form the corresponding continuous strip and directly sends the continuous strip to the production unit, and the production unit processes products; and the speed of the continuous strip output by each feeding unit is equal to the speed of the corresponding continuous strip input by the production unit. According to the method, the on-line processing of the feeding unit is utilized, the continuous feeding is directly carried out on the corresponding stations on the production unit, and only the corresponding raw materials need to be put into the feeding unit during production, so that the traditional coiled material is replaced, the problems of material receiving and waste removing are avoided, and the requirements of transportation, transfer, storage and the like of the coiled material are reduced.
Wherein, the feed unit includes one or more in units such as non-woven fabrics shaping unit, absorber shaping unit, the automatic material unit that connects, and the quantity of every kind of feed unit is one or more, according to the demand of different products select and insert the production cell can, nevertheless require to insert the transport speed of back feed unit output and the corresponding station of production cell on with the same kind of strip should be unanimous, ensure that the feed suits with production.
The continuous belt material formed by the non-woven fabric forming unit is non-woven fabric or a film; when the continuous strip is a nonwoven fabric, the continuous strip includes one or more of SS (a double-layer structure formed by compounding a spunbond nonwoven fabric and a spunbond nonwoven fabric), SMS (a three-layer structure formed by compounding a spunbond nonwoven fabric, a meltblown nonwoven fabric, and a spunbond nonwoven fabric) or SMMS (a four-layer structure formed by compounding a spunbond nonwoven fabric, a meltblown nonwoven fabric, and a spunbond nonwoven fabric), and the continuous strip is formed by using a processing mode of "spunbond-compounding" or "spunbond-meltblown-compounding" in a state of a particulate matter or a slice.
The continuous belt material formed by the absorber forming unit is an absorber, and the main body structure of the absorber is formed by adopting a processing mode of alternately forming an absorbing layer and an elastic fiber layer and compounding the absorbing layer and the elastic fiber layer by layer. In essence, the absorber comprises a wrapping layer and a covering layer besides the main body structure, and the wrapping layer and the covering layer wrap the absorbing layer and the elastic fiber layer to form an integral structure; the wrapping layer and the covering layer are made of non-woven fabrics generally, so that the non-woven fabric forming unit can be directly connected to the absorber forming unit to form the wrapping layer and the covering layer on line, and a completely on-line continuous production process is realized.
The raw materials of the absorption layer are mixed materials of SAP and wood pulp, and the raw materials of the elastic fiber layer are elastic polymer materials such as PP or PET.
The automatic material receiving unit can be used as a front unit of a non-woven fabric forming unit or an absorber forming unit to provide raw materials for the non-woven fabric forming unit or the absorber forming unit, and can also be directly used as a feeding unit of the continuous manufacturing method and directly connected into equipment for use.
Compared with the prior art, the utility model, following beneficial effect has:
the continuous manufacturing system of the disposable sanitary product adopts an online feeding mode, only granular or sliced raw materials are required to be put into production to replace coiled materials, the problems of material receiving and waste removing do not exist, the loss of the raw materials can be greatly saved, the rejection rate of products is low, and the production cost can be effectively reduced. Meanwhile, the conveying, transferring, warehousing, feeding, discharging, coil changing and the like of the coiled materials in the production process can be reduced, the production efficiency of the disposable hygienic products can be greatly improved, the manual operation is greatly reduced, and the labor intensity of workers is reduced.
In the continuous manufacturing system of the disposable sanitary product, the specific structure of the production unit is basically the same as that of the existing equipment, and the continuous manufacturing system is mainly used for realizing the processes of cutting, stretching, folding, compounding and the like of each layer of strip in the product, and finally forming and sending out a finished product. The type and the quantity of feed unit then select the installation according to the type and the quantity of specific product, and each feed unit is mutually independent module, can select the independent assortment according to the production demand of difference, and can switch over the use between the disposable hygienic articles of different grade type, and it is high to use the flexibility ratio, also can consequently reduce equipment cost.
In this disposable hygienic products's continuous type manufacturing system, the inside constitution mechanism of feed unit also can adjust according to actual need, in the non-woven fabrics shaping unit, can select different quantity's spunbond device and melt-blown device to use according to the structure of required non-woven fabrics, in the absorbent shaping unit, can select the export quantity of shaping cover and the quantity of cellosilk ejection mechanism to use according to the quantity of required absorbed layer and elastic fiber layer, feed unit inner structure also can be nimble changeable, application scope is wide.
Drawings
FIG. 1 is a schematic view of a continuous system for manufacturing disposable hygienic articles.
Fig. 2 is a schematic view of a nonwoven fabric-forming unit corresponding to SS in example 1.
Fig. 3 is a schematic view of a nonwoven fabric forming unit corresponding to SMS in example 1.
Fig. 4 is a schematic view of a nonwoven fabric forming unit corresponding to SMMS in example 1.
Fig. 5 is a schematic view of the principle of an absorber forming unit in example 2.
Fig. 6 is a schematic view of an automatic receiving unit in embodiment 3.
Fig. 7 is a schematic structural view of the unwinding mechanism and the coil cradle of fig. 6.
In the above figures, the components indicated by the respective reference numerals are as follows: 1 is a production unit, 2 is a feeding unit, 3 is a web former, 4 is a spun-bonding device, 5 is a compound machine, and 6 is a melt-blowing device;
7 is a defibrator, 8 is an SAP conveyor, 9 is a forming cover, 10 is a cellosilk spraying mechanism, 11 is a forming box, 12 is a wrapping layer conveying mechanism, and 13 is a covering layer conveying mechanism;
14 is a first unreeling mechanism, 15 is a second unreeling mechanism, 16 is a first unreeling negative pressure conveying device, 17 is a second unreeling negative pressure conveying device, 18 is a main negative pressure conveying device, 19 is an ultrasonic laminating device, 20 is a first coil material, 21 is a second coil material, 22 is a swing rod, 23 is a translation assembly, 24 is a coil material bracket, 25 is a placing groove, 26 is a prepared coil material, and 27 is an unreeling shaft.
Detailed Description
The present invention will be described in further detail with reference to examples, but the present invention is not limited thereto.
Example 1
The present embodiment relates to a continuous manufacturing system for disposable hygienic articles, which is schematically shown in fig. 1.
The continuous manufacturing system comprises a production unit 1 and a plurality of feeding units 2 which are produced on line, wherein each feeding unit correspondingly provides a continuous strip for the production unit, the output end of each feeding unit is connected with a corresponding station on the production unit under the driving of the continuous strip, and the conveying speed of the continuous strip is equal to the conveying speed of the corresponding continuous strip on the production unit at the outlet of each feeding unit. The method comprises the steps that a plurality of feeding units are connected into a production unit, each feeding unit correspondingly provides a continuous strip for the production unit, each feeding unit adopts an online production mode to form the corresponding continuous strip and directly sends the continuous strip into the production unit, and the production unit processes products; and the speed of the continuous strip output by each feeding unit is equal to the speed of the corresponding continuous strip input by the production unit. The production unit mainly realizes the processes of slitting, stretching, folding, compounding and the like of the strips of each layer in the product, and finally discharges the finished product from a finished product outlet (as shown by an arrow in fig. 1). The production unit is configured with different feeding units according to the process requirements (or the structural requirements of products), the type and the number of each feeding unit are determined according to the type and the number of the strips, and each feeding unit is an independent module and can be freely combined to meet different production requirements.
In this example, the supply units connected to the production unit are all nonwoven fabric forming units, but the produced nonwoven fabrics are of three types, SS, SMS, SMMS.
As shown in fig. 2, the nonwoven forming unit corresponding to SS comprises a web former 3, two spunbonding devices 4 arranged side by side on the web former, and a compounding machine 5 arranged at the exit of the web former, the end of which is connected to the production unit by guide rolls.
As shown in fig. 3, the non-woven fabric forming unit corresponding to SMS includes a web forming machine 3, two spunbond apparatuses 4, one meltblown apparatus 6, and a composite machine 5, the spunbond apparatuses, the meltblown apparatuses, and the spunbond apparatuses are arranged in parallel on the web forming machine in sequence, the composite machine is arranged at the exit of the web forming machine, and the tail end of the composite machine is connected to the production unit through a guide roller.
As shown in fig. 4, the non-woven fabric forming unit corresponding to SMMS includes a web forming machine 3, two spunbond apparatuses 4, two meltblown apparatuses 6, and a composite machine 5, the spunbond apparatuses, the meltblown apparatuses, and the spunbond apparatuses are arranged in parallel in this order on the web forming machine, the composite machine is arranged at the exit of the web forming machine, and the end of the composite machine is connected to the production unit through a guide roller.
In the non-woven fabric forming unit, the top surface of the web former is used as a material conveying and forming platform in the non-woven fabric forming process, and the length of the web former can be selected according to the requirement of the number of layers of non-woven fabric material layers (namely the actual number of the spun-bonded devices and the melt-blown devices above the web former); according to the different types of the non-woven fabrics, the internal composition mechanism of the non-woven fabric forming unit can be correspondingly adjusted, and the use is flexible. When the non-woven fabric is formed, the raw material master batches or the raw material slices are added into a corresponding spun-bonding device or a corresponding melt-blowing device, corresponding fibers are sprayed out, the fibers are laid into a net by a net forming machine, finally the net is bonded into a sheet by a compound machine, and the sheet is guided into a production unit and then used as a required belt material. In the production process, as long as raw material master batches or slices are continuously input, the strip can be continuously supplied, the speed can be synchronous with the production, the continuity of the production process is ensured, the material splicing process is reduced, the production efficiency is improved, and the secondary waste rate is reduced.
According to the continuous manufacturing method and the continuous manufacturing equipment for the disposable sanitary products, the continuous feeding is directly carried out on the corresponding stations on the production unit by utilizing the on-line processing of the feeding unit, and only the corresponding raw materials are required to be put into the feeding unit during production to replace the traditional coiled materials, so that the problems of material receiving and waste rejecting are avoided, and the requirements of transportation, transfer, storage and the like of the coiled materials are reduced.
Example 2
This embodiment is different from embodiment 1 in that the supply unit connected to the production unit further includes an absorber forming unit.
As shown in fig. 5, the absorber forming unit includes a defibrator 7, an SAP conveying mechanism 8, a forming hood 9, a fiber yarn ejection mechanism 10, and a forming box 11, the forming box is a continuous conveying type negative pressure forming device, an outlet of the forming hood and an outlet of the fiber yarn ejection mechanism are respectively disposed above the forming box, and the defibrator and the SAP conveying mechanism are respectively connected to the forming hood. Wherein, the exit shaping absorbed layer of shaping cover, cellosilk ejection mechanism's exit shaping elastic fiber layer, the raw materials of absorbed layer are the mixed material of SAP and wood pulp, and elastic fiber layer's raw materials is elastic polymer material such as PP or PET. The defibering machine defibers the wood pulp raw material and sends the wood pulp raw material into the forming cover, the SAP conveying mechanism sends SAP raw material into the forming cover, the defibered wood pulp raw material and the SAP raw material are mixed in the forming cover and move downwards under the negative pressure of the forming box until the mixture is adsorbed on the surface of the wrapping layer, and an absorption layer is formed on the surface of the wrapping layer (as shown by an arrow in figure 5); the fiber yarn jetting mechanism jets out elastic fiber yarns, the elastic fiber yarns form an elastic fiber layer in the same plane, and the elastic fiber layer is adsorbed to the surface of the formed absorption layer under the action of negative pressure of the forming box. In addition, the inlet end of the forming box is also provided with a wrapping layer conveying mechanism 12, and the outlet end of the forming box is also provided with a covering layer conveying mechanism 13. Before and after the absorption layer and the elastic fiber are formed, the absorption layer and the elastic fiber are coated by a coating layer and a covering layer to form an integral structure; the wrapping layer and the covering layer are made of non-woven fabrics generally, so that the non-woven fabric forming unit can be directly connected to the absorber forming unit to form the wrapping layer and the covering layer on line, and a completely on-line continuous production process is realized.
Example 3
Compared with the embodiment 1, the continuous manufacturing system of the disposable sanitary product of the embodiment is different in that the feeding unit connected with the production unit is also provided with an automatic material receiving unit.
As shown in fig. 6, the automatic material receiving unit includes a first unwinding mechanism 14, a second unwinding mechanism 15, a first unwinding negative pressure conveying device 16, a second unwinding negative pressure conveying device 17, a main negative pressure conveying device 18, and an ultrasonic laminating device 19, wherein a first coiled material 20 is arranged on the first unwinding mechanism, the first coiled material is conveyed by the first unwinding negative pressure conveying device and sent to the main negative pressure conveying device after being unwound, a second coiled material 21 is arranged on the second unwinding mechanism, and the second coiled material is conveyed by the second unwinding negative pressure conveying device and sent to the main negative pressure conveying device after being unwound; the ultrasonic pressing device is arranged on one side of the main negative pressure conveying device and is arranged in front of the first unwinding negative pressure conveying device and the second unwinding negative pressure conveying device along the conveying direction of the material. The first coiled material and the second coiled material are alternately discharged and are conveyed to the main negative pressure conveying device by the corresponding first unwinding negative pressure conveying device and the corresponding second unwinding negative pressure conveying device, when the material on one coiled material is about to be discharged, the material on the other coiled material is discharged, the materials of the two coiled materials are spliced end to end on the main negative pressure conveying device, and are pressed and fixed by the ultrasonic pressing device, so that the splicing is completed. The first unwinding mechanism is arranged above the first unwinding negative-pressure conveying device, and the second unwinding mechanism is arranged above the second unwinding negative-pressure conveying device; the first unreeling negative pressure conveying device and the second unreeling negative pressure conveying device are obliquely arranged above the main negative pressure conveying device respectively, material channels are reserved between the low end of the first unreeling negative pressure conveying device and the low end of the second unreeling negative pressure conveying device and the main negative pressure conveying device respectively, and material channels are reserved between the ultrasonic wave pressing device and the main negative pressure conveying device. Generally, the height of a material channel formed between the lower end of the first unreeling negative pressure conveying device and the main negative pressure conveying device is equal to or slightly greater than the thickness of a single-layer coiled material, the height of a material channel formed between the lower end of the second unreeling negative pressure conveying device and the main negative pressure conveying device is equal to or slightly greater than the thickness of two layers of coiled materials, and the height of a material channel formed between the ultrasonic laminating device and the main negative pressure conveying device is also equal to or slightly greater than the thickness of two layers of coiled materials, so that the coiled materials can be ensured to smoothly pass through and can be stably transferred or adsorbed on the main negative pressure conveying device.
The first unwinding mechanism and the second unwinding mechanism have the same structure, and as shown in fig. 7, the first unwinding mechanism and the second unwinding mechanism respectively include a unwinding shaft 27, a swing rod 22 and a translation assembly 23, the middle or upper portion of the swing rod is hinged to the translation assembly, the unwinding shaft is arranged at the lower portion of the swing rod, and the first coiled material and the second coiled material are respectively arranged on the corresponding unwinding shafts. The unwinding shaft is an inflatable shaft and is used for supporting and picking up the corresponding first coiled material or the second coiled material; the unreeling shaft is fixedly installed with the oscillating bar through a bearing, the oscillating bar swings to drive the unreeling shaft to swing, the novel coiled material is mainly picked up when the first coiled material or the second coiled material is changed, the translation assembly actually comprises a mechanical arm joint (the specific structure of the mechanical arm joint is the same as that of the existing universal mechanical arm), the horizontal direction and the vertical direction can be moved, and therefore the oscillating bar is favorable for driving the unreeling shaft to move in the horizontal direction and the vertical direction. This is different from the conventional unwinding portion structure described in the above background art, and in the conventional unwinding portion, the inflatable shaft is fixedly mounted on the frame and is an immovable member. And the utility model discloses in, the physiosis axle is installed in the manipulator tip, can move about under the drive of manipulator. When the device is used, after a roll of material is used up, the air inflation shaft is loosened, the rest paper tube is kicked off, the paper tube is separated from the air inflation shaft, the air inflation shaft is driven by a mechanical arm (namely the translation assembly and the swing rod) to translate and swing until the axis of the air inflation shaft is matched with the center of a prepared coiled material, then the prepared coiled material positioned at the lowest position of a coiled material bracket placing groove is penetrated on the air inflation shaft in a translation mode, after the device is fixed, the air inflation shaft drives the prepared coiled material to move to the highest position, then the bottom of the prepared coiled material is adjusted to be lightly pressed on an unreeling conveying mesh belt of a first unreeling negative pressure conveying device or a second unreeling negative pressure conveying device, the prepared coiled material is rotated until the material head is positioned at the starting point of the unreeling conveying mesh belt, and the process is also called as. And a coiled material bracket for placing a prepared coiled material is further arranged on one side of the first unwinding mechanism and one side of the second unwinding mechanism respectively, an inclined placing groove 25 is formed in the coiled material bracket 24, and the lower end of the placing groove is one end close to the first unwinding mechanism or the second unwinding mechanism. The placing groove can be internally provided with a plurality of prepared coiled materials 26, the placing groove is designed to be inclined, certain height difference can be formed between the prepared coiled materials, and when the coiled material at the lowest end is taken away, the subsequent coiled material can automatically replace and fall into the lowest position.
As described above, the present invention can be realized well, and the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention; all equivalent changes and modifications made according to the present invention are intended to be covered by the scope of the claims of the present invention.
Claims (7)
1. The continuous manufacturing system for the disposable sanitary products is characterized by comprising a production unit and a plurality of feeding units which are produced on line, wherein each feeding unit correspondingly provides a continuous strip for the production unit, the output end of each feeding unit is connected with a corresponding station on the production unit under the driving of the continuous strip, and the conveying speed of the continuous strip is equal to the conveying speed of the corresponding continuous strip on the production unit at the outlet of each feeding unit.
2. The continuous manufacturing system of disposable hygienic articles according to claim 1, wherein the feeding unit comprises one or more of a non-woven fabric forming unit, an absorbent body forming unit or an automatic material receiving unit, and the number of each feeding unit is one or more.
3. The continuous manufacturing system of disposable hygienic articles according to claim 2, wherein the nonwoven fabric forming unit comprises a web forming machine, a spunbond device and a compound machine, the spunbond device is arranged on the web forming machine, the compound machine is arranged at the outlet of the web forming machine, and the tail end of the compound machine is connected to the production unit through a guide roller.
4. The continuous manufacturing system of disposable hygienic articles according to claim 3, wherein the nonwoven fabric forming unit further comprises a melt blowing device, and the melt blowing device and the spun-bonding device are arranged on the web forming machine in parallel.
5. The continuous manufacturing system of disposable hygienic articles according to claim 2, wherein the absorber forming unit comprises a defibrator, an SAP delivering mechanism, a forming hood, a filament ejecting mechanism, and a forming box, the forming box is a continuous delivery type negative pressure forming device, an outlet of the forming hood and an outlet of the filament ejecting mechanism are respectively disposed above the forming box, and the defibrator and the SAP delivering mechanism are respectively connected to the forming hood.
6. The continuous manufacturing system of disposable hygienic products according to claim 2, wherein the automatic material receiving unit comprises a first unwinding mechanism, a second unwinding mechanism, a first unwinding negative pressure conveying device, a second unwinding negative pressure conveying device, a main negative pressure conveying device and an ultrasonic laminating device, wherein a first coiled material is arranged on the first unwinding mechanism, the first coiled material is conveyed by the first unwinding negative pressure conveying device and conveyed to the main negative pressure conveying device after being unwound, a second coiled material is arranged on the second unwinding mechanism, and the second coiled material is conveyed by the second unwinding negative pressure conveying device and conveyed to the main negative pressure conveying device after being unwound; the ultrasonic pressing device is arranged on one side of the main negative pressure conveying device and is arranged in front of the first unwinding negative pressure conveying device and the second unwinding negative pressure conveying device along the conveying direction of the material.
7. The continuous manufacturing system of disposable hygienic articles according to claim 6, wherein the first unwinding mechanism and the second unwinding mechanism have the same structure and respectively comprise an unwinding shaft, a swing rod and a translation assembly, the middle or upper portion of the swing rod is hinged to the translation assembly, the unwinding shaft is arranged at the lower portion of the swing rod, and the first coiled material and the second coiled material are respectively arranged on the corresponding unwinding shafts.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111588547A (en) * | 2020-06-03 | 2020-08-28 | 广州市兴世机械制造有限公司 | Method and apparatus for continuously producing disposable sanitary articles |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111588547A (en) * | 2020-06-03 | 2020-08-28 | 广州市兴世机械制造有限公司 | Method and apparatus for continuously producing disposable sanitary articles |
| CN111588547B (en) * | 2020-06-03 | 2022-01-21 | 广州市兴世机械制造有限公司 | Method and apparatus for continuously producing disposable sanitary articles |
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