CN106734076B - Disposable hygienic articles waste material separation recovery system - Google Patents
Disposable hygienic articles waste material separation recovery system Download PDFInfo
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- CN106734076B CN106734076B CN201611156000.6A CN201611156000A CN106734076B CN 106734076 B CN106734076 B CN 106734076B CN 201611156000 A CN201611156000 A CN 201611156000A CN 106734076 B CN106734076 B CN 106734076B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
Abstract
The invention discloses a separating and recycling system for waste materials of disposable sanitary products, which comprises: the product shape cutting and separating unit is used for dividing the semi-finished product of the sanitary product which is pre-compounded and formed on the upstream production line into the sanitary product and the waste edge material and separating the sanitary product from the waste edge material; the waste material conveying unit is connected with a waste material outlet of the product shape cutting and separating unit and is used for conveying waste edge materials; the waste recovery unit is arranged at the tail end of the waste conveying unit and used for recovering waste scraps; the waste material separating unit is arranged between the tail end of the waste material conveying unit and the waste material recycling unit and used for separating waste materials and waste material recycling matters from the waste edge materials. Compared with the prior art, the waste recovery system provided by the invention has the advantages that the waste separation unit is additionally arranged to separate and recover the waste scraps generated by the sanitary articles, so that the waste scraps are cut and separated on line, the waste and the waste recovery materials are separately recovered, the working efficiency of production is improved, and the production cost is reduced.
Description
Technical Field
The invention relates to the technical field of sanitary product production equipment, in particular to a disposable sanitary product waste separation and recovery system which can quickly separate waste and waste recovery substances from residual materials left after the production of sanitary products and separately recover the waste and the waste recovery substances.
Background
The appearance of the sanitary article is designed and produced according to the physiological characteristics and the body structure characteristics of consumer groups, the sanitary article is usually produced by cutting and cutting a semi-finished product of the sanitary article processed and formed by an upstream flow production line into a required appearance, waste materials are generated in the cutting and cutting process, the waste of resources is greatly caused due to the generation of the waste materials, the production cost is increased, the long-term development of enterprises is not facilitated, some enterprises generally recover the part with a larger area of the waste materials generated in the cutting and cutting process after the waste materials are collected in a centralized way in order to reduce the production cost, the small edge and corner part on the periphery of the part with a larger area is cut and separated, the small edge and corner part is cut and separated manually to remove the small edge and corner part which cannot be recycled, and the recovery work efficiency is low, because the raw material variety of health supplies, concentrate and collect the back and carry out waste material cutting separation recycle again, cause very big influence to the quality of separated material. Therefore, the design of the initial separation and recovery of the waste material on the production plant for the production of sanitary articles is the direction of research by the skilled person.
Disclosure of Invention
The invention aims to provide a waste separating and recycling system for disposable sanitary products, which aims to solve the technical problem that recyclable waste cannot be separated and recycled quickly and simply in the waste recycling process in the prior art.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the invention discloses a waste separating and recycling system of disposable sanitary products, which comprises:
the product shape cutting and separating unit is used for dividing a semi-finished product of the sanitary product which is pre-compounded and formed on an upstream production line into the sanitary product with a specific shape and the waste edge material and separating the sanitary product from the waste edge material;
the waste material conveying unit is connected with a waste material outlet of the product shape cutting and separating unit and is used for conveying the waste edge materials;
the waste recovery unit is arranged at the tail end of the waste conveying unit and used for recovering the scrap edges;
further comprises a scrap separating unit arranged between the tail end of the scrap conveying unit and the scrap recycling unit for separating the scrap and scrap recyclates from the scrap.
In the technical scheme, the waste recovery system with the waste separation unit is arranged on a production line for producing sanitary products, the product shape cutting and separating unit of the system divides a semi-finished product of the sanitary products which is formed by compounding and forming in advance on an upstream production line into the sanitary products and the waste scraps in a specific shape, separates the sanitary products from the waste scraps, conveys the waste scraps to the waste separation unit, divides a part with smaller volume and a part with larger area (which can be recycled) on the waste scraps, and the waste recovery unit is positioned at the rear end of the waste separation unit and independently recovers and collects the waste materials and waste recovery objects separated by the waste separation unit, so that the problems that the waste scraps are not divided in advance, the waste scraps are firstly recovered and collected and then the waste scraps are divided are avoided, the recovery work amount is increased, and the production efficiency is improved, the production cost is reduced, and simultaneously, the phenomenon that waste materials are cut, separated and recycled after being collected in a centralized mode is avoided, so that the quality of the separation materials is influenced.
The waste separating unit comprises a waste conveying drum and a circular cutter, wherein a cutter edge groove is formed in the surface of the waste conveying drum in the circumferential direction of a drum surface, and the waste conveying drum rotates to enable the waste scraps to be conveyed along the drum surface of the waste conveying drum; the cutting edge of the circular cutter extends into the cutting edge groove, and the circular cutter is rotated to cut the scrap edge.
In above-mentioned technical scheme, be equipped with the sword groove along the circumferencial direction on through the drum face with waste material conveying drum, the rim charge conveys backward along the drum face of waste material conveying drum, circular cutter stretches into the sword inslot, and rotatory cutting edge, the rim charge is behind circular cutter, cut out by the cutting edge and cut apart into waste material (the area is little, can not recycle) and waste recycling thing (the big recycle of area), realized that the online is cut apart waste material and waste recycling thing with the rim charge, the work efficiency of waste material separation recycle has been improved, the manual labor intensity is reduced.
The waste separating unit is further improved in that the waste separating unit further comprises a waste pressure roller, the waste pressure roller is tangent to the drum surface of the waste conveying drum, and the circle center of the waste pressure roller is located on the same straight line with the circle center of the circular cutter and the circle center of the waste conveying drum.
Through setting up the waste material pinch roll, the waste material pinch roll cooperation waste material conveying drum presss from both sides the scrap edge material tight and between the two, when circular cutter cuts, can effectually avoid the cutter cutting edge to extrude the fluctuation with the scrap edge material when cutting, leads to the problem of cutting not smooth and cutting unevenness.
The further improvement lies in that the drum surface of the waste conveying drum is provided with a plurality of adsorption holes along the circumferential direction, the inner cavity of the waste conveying drum is communicated with a vacuum adsorption system, and the vacuum adsorption system performs adsorption work, so that the scrap edges are adsorbed on the drum surface of the waste conveying drum and rotate along with the waste conveying drum.
Through set up a plurality of adsorption hole on the surface at waste material conveying drum, adsorption hole and vacuum adsorption system intercommunication, vacuum adsorption system during operation, produce the negative pressure, make the scrap edge material adsorbed on waste material conveying drum's on the surface, waste material conveying drum rotates, thereby drive the scrap edge material and convey backward, and simultaneously, through the effect in adsorption hole, waste material and the garbage collection thing after will cutting apart hug closely on the drum-head, can not shift during the conveying, thereby can be accurate convey in each waste material recovery unit.
The waste material recycling unit comprises a waste material recycling air pipe and a waste material recycling air pipe, and inlets of the waste material recycling air pipe and the waste material recycling air pipe are arranged at the conveying outlet end of the waste material conveying drum.
The further improvement is that the product shape cutting and separating unit comprises an anvil roll, a knife roll and a sanitary product conveying drum, wherein the roll surface of the knife roll is provided with an adsorption hole and a knife edge corresponding to the shape of the sanitary product, and the anvil roll is in tangential meshing with the knife roll; the drum surface of the sanitary product conveying drum is provided with an adsorption hole area with the width not larger than that of a sanitary product, the sanitary product conveying drum is connected with the knife roll, the inner cavities of the knife roll and the sanitary product conveying drum are communicated with the vacuum adsorption system, and the vacuum adsorption system performs adsorption work so that the sanitary product is adsorbed on the drum surface of the sanitary product conveying drum and rotates along with the sanitary product conveying drum; so that the scrap edges are adsorbed on the roll surface of the knife roll and are conveyed to the scrap conveying unit along with the rotation of the knife roll.
The further improvement lies in that waste material conveying unit includes the conveyer belt, conveyer belt one end with the rotor links up, the other end with the waste material conveying drum links up.
The improved waste conveying drum is characterized in that the conveying belt is provided with adsorption holes, the lower end of the conveying belt is provided with a vacuum adsorption cavity, the upper end of the vacuum adsorption cavity is provided with a through hole communicated with the adsorption holes, the vacuum adsorption cavity is communicated with the vacuum adsorption system, and the vacuum adsorption system performs adsorption work, so that waste scraps are adsorbed on the conveying belt and are conveyed to the waste conveying drum along with the rotation of the conveying belt.
Compared with the prior art, the waste recovery system provided by the invention has the advantages that the waste separation unit is additionally arranged to separate and recover the waste scraps generated by the sanitary articles, so that the waste scraps are cut and separated on line, the waste and the waste recovery materials are separately recovered, the working efficiency of production is improved, the production cost is reduced, and the quality of the recovered waste recovery materials is not influenced.
Drawings
FIG. 1 is a schematic view of a waste separating and recycling system for disposable hygienic products according to the present invention;
FIG. 2 is a schematic structural diagram of the shape of the sanitary article in the present embodiment;
FIG. 3 is a schematic view showing the state of the process for producing the sanitary product according to the present embodiment;
fig. 4 is a schematic structural view of a product shape cutting and separating unit in the present embodiment;
FIG. 5 is a schematic structural view of a waste separating unit in the present embodiment;
in the figure, a-a semi-finished product of a sanitary product formed by pre-compounding on an upstream assembly line, b-the sanitary product, c-scrap edge material, d-waste recovery material and e-waste material;
1-product shape cutting and separating unit, 11-knife roller, 11 a-knife edge, 11 b-end cover, 12-anvil roller, 13-sanitary article conveying drum;
2-a conveyor belt, 21-a vacuum adsorption cavity and 22-a connecting plate;
3-a waste transfer drum, 31-a waste nip roll;
4-a circular cutter;
5-a waste recovery unit, 51-a waste recovery air pipe and 52-a waste recovery air pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
The invention provides a waste separating and recycling system for disposable sanitary products, which is mainly applied to a production line for producing disposable sanitary products. Referring to fig. 2, the production of the disposable hygienic product shown in fig. 2 is generally to cut and cut a semi-finished product a of the hygienic product pre-compounded and formed by an upstream assembly line, then divide the semi-finished product a of the hygienic product pre-compounded and formed by the upstream assembly line into a hygienic product b with a specific shape and a waste edge material c, convey the hygienic product b to a next step by a conveying device, recycle the waste edge material c by a recycling device, and the hygienic product b with the specific shape is a curve with a changing outline of the hygienic product b, so that when two adjacent hygienic products are cut and formed, a corner with a small area is formed between two adjacent hygienic products on the waste edge material c. Due to the influence of the shape of the sanitary article b, after being cut and cut, the waste edge material c usually has a corner with a small area, so that the utilization rate of the semi-finished product a of the sanitary article which is pre-compounded and formed on the upstream production line is improved, the production cost is reduced, and the part of the waste edge material c with a large area can be recycled.
As shown in fig. 1 to 5, the present embodiment provides a separation and recovery system for waste materials of hygienic products, which mainly comprises a product shape cutting and separating unit 1, a waste material conveying unit, a waste material separating unit, and a waste material recovery unit, wherein the product shape cutting and separating unit 1 is used for dividing a semi-finished product of hygienic products, which is pre-formed in an upstream assembly line, into hygienic products and waste edge materials with specific shapes, and separating the hygienic products from the waste edge materials; the waste material conveying unit is connected with the waste material outlet of the product shape cutting and separating unit 1 and is used for conveying the waste edge materials c; a scrap recycling unit 5 disposed at a tail end of the scrap conveying unit, for recycling scrap c; the scrap separating unit is arranged between the tail end of the scrap conveying unit and the scrap recycling unit 5 and is used for separating the scrap e and the scrap recycling object d from the scrap edge c.
In this embodiment, specifically, the product shape cutting and separating unit 1 includes a knife roll 11, an anvil roll 12, and a hygiene article conveying drum 13, wherein both ends of the knife roll 11 are sealed with plates to form a cavity inside, the plates sealed at both ends of the knife roll 11 are provided with through holes, the outer sides of the plates sealed at both ends are provided with end covers 11b, the end covers 11b cover the through holes, the roll surface of the knife roll 11 is provided with adsorption holes and cutting edges 11a corresponding to the hygiene article shape, and the anvil roll 12 is engaged with the knife roll 11 in a tangential manner; the sanitary article conveying drum 13 is connected with the knife roll 11, the drum surface of the sanitary article conveying drum 13 is provided with an adsorption hole area with the width not larger than that of the sanitary article b, the adsorption hole area is an adsorption hole formed in the drum surface of the sanitary article conveying drum 13, the inner cavities of the knife roll 11 and the sanitary article conveying drum 13 are communicated with a vacuum adsorption system (not shown in the figure), specifically, the inner side of the end cover 11b is provided with a groove body communicated with the through hole, the outer side of the end cover 11b is provided with a conduit communicated with the vacuum adsorption system, and when the vacuum adsorption system performs adsorption work, the sanitary article b is adsorbed on the drum surface of the sanitary article conveying drum 13 and rotates along with the sanitary article conveying drum; the scrap edge c is adsorbed on the roller surface of the knife roller 11 and is transmitted to the waste material transmission unit along with the rotation of the knife roller 11; in this embodiment, it is preferable that a local adsorption cavity 13a is provided in an inner cavity of the hygienic product transfer drum 13, the local adsorption cavity 13a is communicated with an adsorption hole on the hygienic product transfer drum 13, the local adsorption cavity 13a starts at a position close to a position where the hygienic product transfer drum 13 is engaged with the knife roller 11, when the hygienic product b is transferred to the position where the hygienic product transfer drum 13 is engaged with the knife roller 11 along with the rotation of the knife roller 11, the hygienic product transfer drum 13 adsorbs the hygienic product b on a drum surface thereof, and rotates to transfer the hygienic product b to a next step; since the width of the area of the sanitary article transfer drum 13 having the suction holes corresponds to the shape of the sanitary article b, the cut scrap c is still sucked on the roll surface of the knife roll 11 and transferred to the scrap transfer unit along with the rotation of the knife roll 11.
Specifically, the waste conveying unit comprises a conveyor belt 2, one end of the conveyor belt 2 is connected with the knife roll 11 through a connecting plate 22, and the other end of the conveyor belt 2 is connected with the waste separating unit; the waste material separating unit is characterized in that an adsorption hole is formed in the conveyor belt 2, a vacuum adsorption cavity 21 is formed below the conveyor belt 2, a through hole is formed in the upper end of the vacuum adsorption cavity 21 and communicated with the adsorption hole in the conveyor belt 2, the vacuum adsorption cavity 21 is communicated with a vacuum adsorption system, and when the vacuum adsorption system conducts adsorption work, waste scraps c are adsorbed on the conveyor belt 2 and are conveyed to the waste material separating unit along with rotation of the conveyor belt 2.
The waste separation unit comprises a waste conveying drum 3 and a circular cutter 4, wherein a cutter edge groove is formed in the surface of the waste conveying drum 3 along the circumferential direction of the drum surface, a cutter edge of the circular cutter 4 can extend into the cutter edge groove, the circular cutter 4 is rotated to cut waste edge materials c, and the circular cutters 4 are arranged side by side according to the shape of an actual sanitary article b in the embodiment so as to cut off waste materials e between two adjacent sanitary articles b, so that recyclable waste recovery materials d are separated; preferably, the drum surface of the waste conveying drum 3 is provided with a plurality of adsorption holes along the circumferential direction, the inner cavity of the waste conveying drum 3 is communicated with a vacuum adsorption system, the vacuum adsorption system performs adsorption operation, the scrap edge c is adsorbed on the drum surface of the waste conveying drum 3 and is conveyed to the waste recovery unit 5 along with the rotation of the waste conveying drum 3, wherein the waste recovery unit 5 comprises a waste recovery air pipe 51 and a waste recovery air pipe 52, and inlets of the waste recovery air pipe 51 and the waste recovery air pipe 52 are arranged at the conveying outlet end of the waste conveying drum 3.
Preferably, the waste material separating unit further comprises a waste material pressure roller 31, the waste material pressure roller 31 is tangentially engaged with the drum surface of the waste material conveying drum 3 through a bracket, the waste edge material c is clamped and conveyed through the waste material conveying drum 3 and the waste material pressure roller 31 during the conveying process of the waste edge material c, the waste material conveying drum 3 rotates, and the absorbed waste edge material c is conveyed along the drum surface of the waste material conveying drum 3; in order to ensure that the scrap edge c does not move in the separation process of the circular cutter 4, the circle center of the waste pressure roller 31 and the circle centers of the circular cutter 4 and the waste conveying drum 3 are arranged on the same straight line.
It should be understood that the directional terms are set forth in conjunction with the operator and user's routine practice and the drawings accompanying this specification, and their presence should not affect the scope of the present invention.
While the present invention has been described in detail and with reference to the embodiments thereof as illustrated in the accompanying drawings, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments should not be construed as limitations of the invention, except insofar as the following claims are interpreted to cover the invention.
Claims (7)
1. A disposable hygienic article waste separating and recycling system comprising:
the product shape cutting and separating unit is used for cutting the semi-finished product of the sanitary product which is formed by compounding in advance on the upstream production line into the sanitary product and the scrap edge material and separating the sanitary product from the scrap edge material;
the waste material conveying unit is connected with a waste material outlet of the product shape cutting and separating unit and is used for conveying the waste edge materials;
a scrap recycling unit arranged at the tail end of the scrap conveying unit and used for recycling the scrap;
the waste material recycling device is characterized by further comprising a waste material separating unit, wherein the waste material separating unit is arranged between the tail end of the waste material conveying unit and the waste material recycling unit and is used for separating waste materials and waste material recycling matters from the waste edge materials;
the waste separating unit comprises a waste conveying drum and a circular cutter, wherein a cutter edge groove is formed in the surface of the waste conveying drum in the circumferential direction of the drum surface, and the waste conveying drum rotates to convey the scrap edges along the drum surface of the waste conveying drum; the cutting edge of the circular cutter extends into the cutting edge groove, and the circular cutter is rotated to cut the scrap edge;
the circular cutter has two pieces which are arranged side by side so as to cut off the waste between two adjacent hygienic articles, thereby separating recyclable waste recyclates.
2. The waste separating and recycling system for disposable hygienic products according to claim 1, wherein the waste separating unit further comprises a waste nip roller, the waste nip roller is tangent to the drum surface of the waste conveying drum, and the center of the waste nip roller is aligned with the circular cutter and the center of the waste conveying drum.
3. The waste separating and recycling system for disposable sanitary products according to claim 1 or 2, wherein the drum surface of the waste transfer drum is provided with a plurality of adsorption holes along the circumferential direction, the inner cavity of the waste transfer drum is communicated with a vacuum adsorption system, and the vacuum adsorption system performs adsorption work, so that the scrap is adsorbed on the drum surface of the waste transfer drum and rotates with the waste transfer drum.
4. The separation and recovery system for disposable sanitary ware waste materials according to claim 3, wherein the waste material recovery unit comprises a waste material recovery air pipe and a waste material recovery air pipe, and the inlets of the waste material recovery air pipe and the waste material recovery air pipe are arranged at the conveying outlet end of the waste material conveying drum.
5. The disposable hygienic device waste material separating and recycling system according to claim 4, wherein the product shape cutting and separating unit comprises an anvil roll, a knife roll and a hygienic device conveying drum, wherein the roll surface of the knife roll is provided with suction holes and knife edges corresponding to the shape of the hygienic device, and the anvil roll is in tangential engagement with the knife roll; the drum surface of the sanitary product conveying drum is provided with an adsorption hole area with the width not larger than that of a sanitary product, the sanitary product conveying drum is connected with the knife roll, the inner cavities of the knife roll and the sanitary product conveying drum are communicated with the vacuum adsorption system, and the vacuum adsorption system performs adsorption work so that the sanitary product is adsorbed on the drum surface of the sanitary product conveying drum and rotates along with the sanitary product conveying drum; so that the scrap edges are adsorbed on the roll surface of the knife roll and are conveyed to the scrap conveying unit along with the rotation of the knife roll.
6. The waste separating and recycling system for disposable hygienic products according to claim 5, wherein the waste transfer unit comprises a conveyor belt having one end engaged with the knife roll and the other end engaged with the waste transfer drum.
7. The system for separating and recycling the waste of disposable sanitary products according to claim 6, wherein the conveyor belt is provided with an adsorption hole, the lower end of the conveyor belt is provided with a vacuum adsorption cavity, the upper end of the vacuum adsorption cavity is provided with a through hole communicated with the adsorption hole, the vacuum adsorption cavity is communicated with the vacuum adsorption system, and the vacuum adsorption system performs adsorption operation, so that the scrap is adsorbed on the conveyor belt and is conveyed to the waste conveying drum along with the rotation of the conveyor belt.
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| CA3126277A1 (en) * | 2019-01-08 | 2020-07-16 | Berkshire Grey, Inc. | Systems and methods for distributing induction of objects to a plurality of object processing systems |
| CN113786286B (en) * | 2021-08-31 | 2023-01-10 | 福建恒安集团有限公司 | Sanitary article convenient to absorb and forming process thereof |
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