CN111139686B - Dampproofing kraft paper and drying device is used in production thereof - Google Patents
Dampproofing kraft paper and drying device is used in production thereof Download PDFInfo
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- CN111139686B CN111139686B CN201911389684.8A CN201911389684A CN111139686B CN 111139686 B CN111139686 B CN 111139686B CN 201911389684 A CN201911389684 A CN 201911389684A CN 111139686 B CN111139686 B CN 111139686B
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- kraft paper
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- moisture
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/10—Packing paper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B29/00—Layered products comprising a layer of paper or cardboard
- B32B29/02—Layered products comprising a layer of paper or cardboard next to a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
- B32B3/085—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts spaced apart pieces on the surface of a layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/28—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer comprising a deformed thin sheet, i.e. the layer having its entire thickness deformed out of the plane, e.g. corrugated, crumpled
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
- D21H25/04—Physical treatment, e.g. heating, irradiating
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/18—Paper- or board-based structures for surface covering
- D21H27/22—Structures being applied on the surface by special manufacturing processes, e.g. in presses
- D21H27/26—Structures being applied on the surface by special manufacturing processes, e.g. in presses characterised by the overlay sheet or the top layers of the structures
- D21H27/28—Structures being applied on the surface by special manufacturing processes, e.g. in presses characterised by the overlay sheet or the top layers of the structures treated to obtain specific resistance properties, e.g. against wear or weather
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/30—Multi-ply
- D21H27/40—Multi-ply at least one of the sheets being non-planar, e.g. crêped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/12—Coating on the layer surface on paper layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/26—Polymeric coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/106—Carbon fibres, e.g. graphite fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/724—Permeability to gases, adsorption
Abstract
The invention discloses a drying device for producing moisture-proof kraft paper, which comprises a first kraft paper layer and a second kraft paper layer, wherein the second kraft paper layer is positioned below the first kraft paper layer and is parallel to the first kraft paper layer; the moisture-proof mechanism is positioned between the first kraft layer and the second kraft layer; the damp-proof mechanism comprises a wavy shape strip and a dehumidifying pipe fixedly connected with the shape strip; the top of the shape strip is fixedly connected with the bottom surface of the end part of the first kraft layer facing the shape strip, and the bottom of the shape strip is fixedly connected with the top surface of the end part of the second kraft layer facing the shape strip; the two ends of the dehumidification pipe are respectively fixed in the arc-shaped grooves of the shape strips. Through filling the material that absorbs water in dehumidification pipe inside cavity in the arc recess of shape strip, can detach the inside moisture of kraft liner board, be favorable to protecting kraft liner board not soaked, reduce the wasting of resources, do benefit to the environmental protection and improve the security performance.
Description
Technical Field
The invention relates to the field of kraft paper, in particular to moistureproof kraft paper and a drying device for producing the moistureproof kraft paper.
Background
The kraft paperboard is tougher and firmer than the common box paperboard, has extremely high compressive strength, puncture resistance strength and folding resistance, has the characteristics of good moisture resistance, good appearance quality and the like, and is mainly used for manufacturing foreign trade packaging cartons and domestic high-grade commodity packaging cartons; the recycled waste paper is recycled to manufacture kraft paper, which is called recycled kraft paper and is also called kraft paper.
Kraft paper is commonly used as a packing box, and in humid or rainy and snowy seasons, external moisture can enter the interior of the kraft paper more easily, so that the use performance of the kraft paper is seriously influenced, the storage of goods in the packing box is influenced, resources are wasted, and the kraft paper is used for a long time, so that the safety performance is lower.
Therefore, effective solutions to solve the above problems need to be proposed.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the moisture-proof kraft paper and the drying device for producing the same, which can prevent external moisture on the basis of saving resources.
The purpose of the invention is realized by the following technical scheme:
the invention provides a moistureproof kraft paper, which comprises a first kraft paper layer and a second kraft paper layer, wherein the second kraft paper layer is positioned below the first kraft paper layer and is parallel to the first kraft paper layer;
the moisture-proof mechanism is positioned between the first kraft layer and the second kraft layer;
the moisture-proof mechanism comprises a wavy strip and a dehumidification pipe fixedly connected with the strip;
the shape strips are positioned at two ends of the first kraft paper layer and two ends of the second kraft paper layer, the top parts of the shape strips are fixedly connected with the end parts of the first kraft paper layer towards the bottom surfaces of the shape strips, and the bottom parts of the shape strips are fixedly connected with the end parts of the second kraft paper layer towards the top surfaces of the shape strips;
two ends of the dehumidification pipe are respectively fixed in the arc-shaped grooves of the shape strips;
the dehumidification pipe is provided with a plurality of through holes communicated with the inner cavity of the dehumidification pipe, and the inner cavity of the dehumidification pipe is filled with water absorption materials.
Preferably, the water absorbing material is any one or any combination of granular polymer resin, activated carbon granules and granular lime.
Preferably, the dehumidification pipe is a thermoplastic pipe;
the material of the shape strip is carbon fiber material.
Preferably, the surface of the first kraft paper layer facing away from the moisture-proof mechanism and the surface of the second kraft paper layer facing away from the moisture-proof mechanism are coated with polyvinylidene chloride latex layers.
The invention also provides a drying device for production, which is suitable for the moistureproof kraft paper and comprises a drying box, a conveying mechanism and clamping mechanisms, wherein the conveying mechanism is positioned below the drying box and used for conveying the moistureproof kraft paper into the drying box;
the drying box comprises a box body, a heating chamber and a drying chamber which are both positioned in the box body;
the heating cavity is positioned at the top in the box body, and a heating wire is fixed in the heating cavity;
a circulating chamber is arranged between the outer wall of the drying chamber and the inner wall of the box body;
the two side walls of the drying cavity are respectively provided with a vent hole communicated with the circulating cavity;
the device also comprises a blower and a ventilation pipe;
the air blower is arranged on the outer wall of the top of the box body, and an air outlet of the air blower is communicated with the heating chamber;
and a ventilation pipe communicated with the outside is arranged in the drying chamber.
Preferably, the vent holes formed in the two side walls of the drying chamber are arranged in a staggered manner along the height direction of the box body.
Preferably, the conveying mechanism comprises a telescopic rod positioned below the drying box, a first driving piece fixed on the movable fixing table and used for driving the telescopic rod to stretch and retract, and a bearing table fixed on the end face of the end part, far away from the first driving piece, of the telescopic rod;
the output shaft of the first driving piece is connected with the telescopic rod.
Preferably, the clamping mechanism comprises a worm wheel rotationally connected with the inner side wall of the box body, a worm located on one side of the worm wheel and meshed with the worm wheel, a sleeve fixedly sleeved in the worm wheel, an adjusting screw sleeved in the sleeve and rotationally connected with the sleeve through threads, and a second driving piece for driving the worm to rotate; the output shaft of the second driving piece is connected with the worm;
the second driving piece is fixed on the outer side wall of the box body, and an output shaft of the second driving piece penetrates through the box body to be connected with the worm;
the drying chamber further comprises a fixed plate fixedly connected with the end face of the end part of the adjusting screw rod, which is far away from the sleeve, two supporting rods with one ends hinged with the inner side wall of the drying chamber, and a connecting rod positioned between the end part of the fixed plate and the supporting rods;
two ends of the connecting rod are respectively hinged with the end face of the end part of the fixing plate and the supporting rod;
the other end of the supporting rod is fixedly provided with a clamping block;
the adjusting screw penetrates through the drying chamber to be connected with the fixing plate.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the moisture-proof mechanism is arranged between the first kraft paper layer and the second kraft paper layer, so that moisture in the environment can be effectively prevented from invading into the kraft paper, the moisture-proof mechanism comprises the wavy strip, the dehumidification pipe is fixedly connected in the arc-shaped groove of the strip, and the water absorption material is filled in the cavity in the dehumidification pipe, so that the moisture in the kraft paper can be removed, the inner layer of the kraft paper board can be protected from being wetted, the replacement or scrapping caused by moisture is avoided, the resource waste is reduced, the environmental protection is facilitated, and the safety performance is improved.
Drawings
FIG. 1 is a schematic structural view of a moisture-proof kraft paper according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a drying apparatus for manufacturing according to an embodiment of the present invention;
fig. 3 is an enlarged schematic view of a structure at a in fig. 2 according to an embodiment of the present invention.
In the figure:
10. a first kraft layer; 20. a second kraft layer; 40. a polyvinylidene chloride latex layer; 60. a blower; 70. a vent pipe; 301. shaping strips; 302. a dehumidification pipe; 501. a box body; 502. a heating chamber; 503. a drying chamber; 504. a circulation chamber; 801. a telescopic rod; 802. a first driving member; 803. a bearing table; 804. moving the fixed table; 901. a turbine; 902. a worm; 903. a sleeve; 904. adjusting the screw rod; 905. a second driving member; 906. a fixing plate; 907. a support bar; 908. a connecting rod; 3011. a top portion; 3012. a bottom; 5011. a support pillar; 5021. heating wires; 5031. a vent hole; 8041. a support plate; 8042. a support leg; 8043. a universal caster; 9071. and (5) clamping the blocks.
Detailed Description
The invention is described in further detail below with reference to the figures and the specific embodiments. In the present specification, the terms "upper", "inner", "middle", "left", "right" and "one" are used for clarity of description only, and are not used to limit the scope of the present invention, and the relative relationship between the terms and the modifications may be regarded as the scope of the present invention without substantial technical changes.
As shown in fig. 1, a schematic structural diagram of a moisture-proof kraft paper according to an embodiment of the present invention; FIG. 2 is a schematic structural diagram of a drying apparatus for manufacturing according to an embodiment of the present invention; FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to an embodiment of the present invention; as shown in figures 1 to 3. The invention provides a moistureproof kraft paper, which comprises a first kraft paper layer 10 and a second kraft paper layer 20, wherein the second kraft paper layer 20 is positioned below the first kraft paper layer 10 and is parallel to the first kraft paper layer 10; the moisture-proof mechanism is positioned between the first kraft layer 10 and the second kraft layer 20; the moisture-proof mechanism comprises a wavy strip 301 and a dehumidifying pipe 302 fixedly connected with the strip 301; the shape strips 301 are positioned at two ends of the first kraft layer 10 and two ends of the second kraft layer 20, the top portions 3011 of the shape strips 301 are fixedly connected with the end portions of the first kraft layer 10 facing the bottom surfaces of the shape strips 301, and the bottom portions 3012 of the shape strips 301 are fixedly connected with the end portions of the second kraft layer 20 facing the top surfaces of the shape strips 301; two ends of the dehumidifying pipe 302 are respectively fixed in the arc-shaped grooves of the shape strip 301; a plurality of through holes communicated with the inner cavity of the dehumidifying pipe 302 are formed in the dehumidifying pipe 302, and the inner cavity of the dehumidifying pipe 302 is filled with water absorbing materials.
In the above implementation, specifically, the moisture-proof mechanism is arranged between the first kraft layer 10 and the second kraft layer 20, so that moisture in the environment can be effectively prevented from invading into kraft paper, the moisture-proof mechanism comprises the wavy strip 301, the dehumidification pipe 302 is fixedly connected in the arc-shaped groove of the strip 301, and the water absorption material is filled in the cavity inside the dehumidification pipe 302, so that moisture inside a kraft paper board can be removed, the inner layer of the kraft paper board can be protected from being wetted, the resource waste is reduced, and the safety performance is improved.
The shape strip 301 can be respectively bonded and fixed with the first kraft paper layer 10 and the second kraft paper layer 20 in a non-setting adhesive bonding mode, and the dehumidifying pipe can also be fixedly connected with the shape strip in a non-setting adhesive bonding mode, wherein the dehumidifying pipe can be positioned in each arc-shaped groove of the shape strip, and can also be arranged at intervals, and the method is determined according to specific implementation conditions. The first kraft layer 10 and the second kraft layer 20 have the same structure and material, and the material is kraft paper in the prior art.
In order to make the water absorbing material filled in the inner cavity of the dehumidification pipe 302 clearer, the water absorbing material is preferably any one or any combination of granular polymer resin, activated carbon granules and granular lime.
Preferably, the dehumidification tubing 302 is a high temperature resistant thermoplastic tubing; the material of the profile strip 301 is a carbon fibre material. Adopt carbon fiber material's shape strip 301, the moisture that can prevent in the environment on the one hand invades inside the kraft paper, and on the other hand can increase the support capacity of kraft paper board, and simultaneously, convenient transport, use are favorable to increasing the compressive capacity of kraft paper board.
Preferably, the surface of the first kraft paper layer 10 facing away from the moisture barrier and the surface of the second kraft paper layer 20 facing away from the moisture barrier are coated with a polyvinylidene chloride latex layer 40. The kraft paper coated with the polyvinylidene chloride latex layer is degradable and foldable, has the characteristics of good barrier property, water resistance and moisture resistance, and can be subjected to heat sealing.
The invention also provides a drying device for production, which is suitable for the moistureproof kraft paper and comprises a drying box, a conveying mechanism and clamping mechanisms, wherein the conveying mechanism is positioned below the drying box and used for conveying the moistureproof kraft paper into the drying box; the drying box comprises a box body 501, a heating chamber 502 and a drying chamber 503 which are both positioned in the box body 501; the heating chamber 502 is positioned at the top in the box body 501, and a heating wire 5021 is fixed in the heating chamber 502; a circulating chamber 504 is arranged between the outer wall of the drying chamber 503 and the inner wall of the box body 501; two side walls of the drying chamber 503 are respectively provided with a vent 5031 communicated with the circulation chamber 504; also included are a blower 60, and a vent 70; the blower 60 is arranged on the outer wall of the top of the box body 501, and an air outlet of the blower 60 is communicated with the heating chamber 502; inside the drying chamber 503 is a duct 70 communicating with the outside.
In the above implementation, specifically, the material is conveyed to the drying chamber 503 in the drying box by the conveying mechanism; the clamping of the material is realized through a clamping mechanism; the gas inside the heating chamber 502 is raised in temperature by the heating wire 5021; the blower 60 operates to move hot air through the vent 5031 of the circulation chamber 504, which creates a convective flow in the drying chamber 503 to dry the material.
In addition, in the specific implementation, a supporting column 5011 for supporting the box 501 is further fixed at the bottom of the box 501.
Preferably, the ventilation holes 5031 formed on the two side walls of the drying chamber 503 are arranged in a staggered manner along the height direction of the box 501. The vent holes 5031 formed on the two side walls of the drying chamber 503 are staggered along the height direction of the box 501, so that convection can be formed in the drying chamber 503, airflow rising is reduced, and drying of materials can be better realized.
In order to further clarify the conveying mechanism, preferably, the conveying mechanism includes a telescopic rod 801 located below the drying box, a first driving part 802 fixed on the movable fixing platform 804 and used for driving the telescopic rod 801 to stretch and contract, and a bearing platform 803 fixed on an end face of the end of the telescopic rod 801 far away from the first driving part 802; the output shaft of the first driving member 802 is connected to the telescopic rod 801. Specifically, the first driving member 802 drives the telescopic rod 801 to extend and retract, so that the materials borne on the bearing table 803 can be conveyed. Wherein, can bear the weight of the multilayer goods shelves framework of loading the kraft paper in the concrete implementation on the plummer 803, also can not use the goods shelves framework, directly put into the material on the plummer 803, and the length of material is greater than the length of plummer 803, makes things convenient for follow-up centre gripping of mechanism to the both ends of material that adds. The movable fixing platform 804 includes a supporting plate 8041, wherein the first driving member 802 is fixed on the supporting plate 8041, and further includes supporting legs 8042 fixed on two sides below the supporting plate 8041; the below of landing leg is fixed with universal caster 8043, conveniently removes the removal of fixed station 804, can remove suitable position simultaneously, will stop it and fix through the locking ware on the universal caster, conveniently carries out steady transport to the material. In addition, the door for sealing the drying chamber 503 is hinged to the center of the bottom of the drying box, so that the conveying mechanism can convey materials into the drying chamber 503 conveniently.
In addition, in the embodiment of the first driving member 802, a driving motor capable of driving the telescopic rod 801 to extend and retract may be used.
For further clarity of the clamping mechanism, preferably, the clamping mechanism comprises a worm wheel 901 rotatably connected with the inner side wall of the box 501, a worm 902 located on one side of the worm wheel 901 and meshed with the worm wheel 901, a sleeve 903 fixedly sleeved in the worm wheel 901, an adjusting screw 904 sleeved in the sleeve 903 and rotatably connected with the sleeve 903 through threads, and a second driving part 905 for driving the worm 902 to rotate; the output shaft of the second driver 905 is connected with the worm 902; the second driving element 905 is fixed on the outer side wall of the box 501, and the output shaft of the second driving element 905 passes through the box 501 to be connected with the worm 902; the drying device also comprises a fixing plate 906 fixedly connected with the end face of the end part of the adjusting screw 904 far away from the sleeve 903, two supporting rods 907 with one ends hinged with the inner side wall of the drying chamber 503, and a connecting rod 908 positioned between the end part of the fixing plate 906 and the supporting rods 907; two ends of the connecting rod 908 are respectively hinged with the end face of the fixed plate 906 and the supporting rod 907; the other end of the support rod 907 is fixedly provided with a clamping block 9071; the adjusting screw 904 is connected with the fixing plate 906 through the drying chamber 503.
Specifically, the second driving element 905 drives the worm 902 to rotate, the worm wheel 901 rotates along with the rotation of the worm 902, the rotation of the worm wheel 901 drives the sleeve 903 to rotate, the rotation of the sleeve 903 enables the adjusting screw 904 to rotate relative to the sleeve 903, so that the fixing plate 906 fixedly connected with the end of the adjusting screw 904 far away from the sleeve 903 moves left and right, for example, taking the clamping mechanism on the right side in fig. 1 as an example, when the adjusting screw 904 drives the fixing plate 906 to move right, the fixing plate 906 and the support rod 907 are hinged through the connecting rod 908, and the support rod 907 is pulled through the connecting rod 908 while the fixing plate 906 moves right, so that the clamping blocks 9071 on the support rod 907 are attached to the surface of the material or the frame body loaded with the material, and the clamping process is realized; similarly, the process of drying the material and loosening the material is similar to the process of clamping, and is not described again here.
The clamping mode for clamping the material is convenient and quick, has a simple structure, is easy to realize, and has stronger practicability and applicability. In specific implementation, the turbine 901 is fixedly connected with the sleeve 903 through a flat key, and the connection mode saves labor in the rotating process and has the characteristic of high efficiency; in addition, the second driving member (905) can adopt a rotating motor in the prior art.
The embodiments of the present invention are not limited thereto, and according to the above-mentioned contents of the present invention, the present invention can be modified, substituted or combined in other various forms without departing from the basic technical idea of the present invention.
Claims (4)
1. The utility model provides a drying device is used in production of dampproofing kraft paper which characterized in that: the device comprises moistureproof kraft paper, a drying box, a conveying mechanism and clamping mechanisms, wherein the conveying mechanism is positioned below the drying box and used for conveying the moistureproof kraft paper into the drying box, and the clamping mechanisms are positioned on two sides of the drying box and connected with the drying box;
the drying box comprises a box body, a heating chamber and a drying chamber, wherein the heating chamber and the drying chamber are both positioned in the box body; the heating cavity is positioned at the top in the box body, and a heating wire is fixed in the heating cavity; a circulating chamber is arranged between the outer wall of the drying chamber and the inner wall of the box body; two side walls of the drying chamber are respectively provided with a vent hole communicated with the circulating chamber; the device also comprises a blower and a ventilation pipe; the air blower is arranged on the outer wall of the top of the box body, and an air outlet of the air blower is communicated with the heating chamber; a ventilation pipe communicated with the outside is arranged in the drying chamber;
the two side walls of the drying chamber are provided with vent holes which are staggered along the height direction of the box body;
the conveying mechanism comprises a telescopic rod positioned below the drying box, a first driving piece fixed on the movable fixing table and used for driving the telescopic rod to stretch, and a bearing table fixed on the end face, far away from the first driving piece, of the telescopic rod; the output shaft of the first driving piece is connected with the telescopic rod;
the clamping mechanism comprises a worm wheel rotationally connected with the inner side wall of the box body, a worm positioned on one side of the worm wheel and meshed with the worm wheel, a sleeve fixedly sleeved in the worm wheel, an adjusting screw rod sleeved in the sleeve and rotationally connected with the sleeve through threads, and a second driving piece for driving the worm to rotate; the output shaft of the second driving piece is connected with the worm;
the second driving piece is fixed on the outer side wall of the box body, and an output shaft of the second driving piece penetrates through the box body to be connected with the worm;
the drying chamber further comprises a fixed plate fixedly connected with the end face of the end part of the adjusting screw rod, which is far away from the sleeve, two supporting rods with one ends hinged with the inner side wall of the drying chamber, and a connecting rod positioned between the end part of the fixed plate and the supporting rods; two ends of the connecting rod are respectively hinged with the end face of the end part of the fixing plate and the supporting rod; the other end of the supporting rod is fixedly provided with a clamping block; the adjusting screw penetrates through the drying chamber and is connected with the fixing plate;
the moisture-proof kraft paper comprises a first kraft paper layer and a second kraft paper layer which is positioned below the first kraft paper layer and is parallel to the first kraft paper layer;
the moisture-proof mechanism is positioned between the first kraft layer and the second kraft layer;
the moisture-proof mechanism comprises a wavy strip and a dehumidification pipe fixedly connected with the strip;
the shape strips are positioned at two ends of the first kraft layer and two ends of the second kraft layer, the top of each shape strip is fixedly connected with the end part of the first kraft layer towards the bottom surface of the shape strip, and the bottom of each shape strip is fixedly connected with the end part of the second kraft layer towards the top surface of the shape strip;
two ends of the dehumidification pipe are respectively fixed in the arc-shaped grooves of the shape strips;
the dehumidifying pipe is provided with a plurality of through holes communicated with the inner cavity of the dehumidifying pipe, and the inner cavity of the dehumidifying pipe is filled with water-absorbing materials.
2. The drying apparatus for producing moisture-proof kraft paper as claimed in claim 1, wherein: the water absorption material is any one or any combination of granular high polymer resin, activated carbon granules and granular lime.
3. The drying apparatus for producing moisture-proof kraft paper as claimed in claim 1, wherein: the dehumidification pipe is a thermoplastic pipe; the shape strips are made of carbon fiber materials.
4. The drying apparatus for producing moisture-proof kraft paper as claimed in claim 1, wherein: the surface of the first kraft layer, which deviates from the moisture-proof mechanism, and the surface of the second kraft layer, which deviates from the moisture-proof mechanism, are coated with polyvinylidene chloride latex layers.
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| CN111719336B (en) * | 2020-06-29 | 2022-07-01 | 城步苗族自治县银河纸业有限责任公司 | Dampproofing kraft paper and drying device is used in production thereof |
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| CN207991145U (en) * | 2018-03-14 | 2018-10-19 | 南京优能生物科技有限公司 | Drying box |
| CN108729293A (en) * | 2018-08-09 | 2018-11-02 | 北塘区军之印纸品加工厂 | A kind of paper products sheet processing drying equipment that drying efficiency is high |
| CN209552663U (en) * | 2018-11-10 | 2019-10-29 | 开平市正纯纸业有限公司 | A kind of corrugated board production drying device |
| CN109334196A (en) * | 2018-12-06 | 2019-02-15 | 江苏美华纸业有限公司 | A kind of moistureproof corrugated paper |
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