CN114199005B - Preparation device and preparation method of water-absorbing electrostatic spraying non-woven fabric - Google Patents
Preparation device and preparation method of water-absorbing electrostatic spraying non-woven fabric Download PDFInfo
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- CN114199005B CN114199005B CN202111086750.1A CN202111086750A CN114199005B CN 114199005 B CN114199005 B CN 114199005B CN 202111086750 A CN202111086750 A CN 202111086750A CN 114199005 B CN114199005 B CN 114199005B
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- woven fabric
- roller
- woven fabrics
- woven
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B13/00—Machines and apparatus for drying fabrics, fibres, yarns, or other materials in long lengths, with progressive movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B13/00—Machines and apparatus for drying fabrics, fibres, yarns, or other materials in long lengths, with progressive movement
- F26B13/10—Arrangements for feeding, heating or supporting materials; Controlling movement, tension or position of materials
- F26B13/14—Rollers, drums, cylinders; Arrangement of drives, supports, bearings, cleaning
- F26B13/18—Rollers, drums, cylinders; Arrangement of drives, supports, bearings, cleaning heated or cooled, e.g. from inside, the material being dried on the outside surface by conduction
- F26B13/183—Arrangements for heating, cooling, condensate removal
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B13/00—Machines and apparatus for drying fabrics, fibres, yarns, or other materials in long lengths, with progressive movement
- F26B13/24—Arrangements of devices using drying processes not involving heating
- F26B13/28—Arrangements of devices using drying processes not involving heating for applying pressure; for brushing; for wiping
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/04—Heating arrangements using electric heating
- F26B23/06—Heating arrangements using electric heating resistance heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/003—Handling, e.g. loading or unloading arrangements for articles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
- F26B25/08—Parts thereof
- F26B25/12—Walls or sides; Doors
Abstract
The invention relates to the technical field of non-woven fabric production, in particular to a preparation device and a preparation method of water-absorbing electrostatic spraying non-woven fabric, which comprises a shell, wherein a treatment cavity is arranged in the shell, and a feeding hole and a discharging hole for the non-woven fabric to enter and exit are respectively arranged on the opposite side walls of the treatment cavity; two rotatable first rollers for conveying non-woven fabrics are arranged in the treatment cavity in parallel, and annular rotating grooves are formed in the outer side surfaces of the first rollers along the circumferential direction of the first rollers; be equipped with the stoving mechanism that is used for drying to the non-woven fabrics between first roller, stoving mechanism establishes including the cover and rotates the solid fixed ring of inslot, and the parallel is equipped with two first bracing pieces between the solid fixed ring, is equipped with a plurality of heating wires that are used for heating the non-woven fabrics between first bracing piece. Through making the non-woven fabrics move in drying equipment to the electric heat silk is dried the non-woven fabrics through in the drying equipment, makes the non-woven fabrics by the rolling after being dried completely, has improved the efficiency of stoving non-woven fabrics.
Description
Technical Field
The invention relates to the technical field of non-woven fabric production, in particular to a device and a method for preparing water-absorbing electrostatic spraying non-woven fabric.
Background
In order to improve the diversity of product functions, the treatment is carried out in the production process of the non-woven fabric, and the treatment means mainly comprises spraying treatment liquid. The non-woven fabric treated by the treatment liquid needs to be dried to control the moisture content of the product.
The existing drying methods mainly comprise two methods: mechanical drying and hot air drying, however, these two methods require for a long time to the drying of non-woven fabrics to be higher, if the time that the non-woven fabrics passes through in the drying equipment is shorter, can make the drying of non-woven fabrics not enough efficiency lower, finally influence the result of use of non-woven fabrics.
Disclosure of Invention
Aiming at the defect of insufficient drying of the non-woven fabric in the prior art, the invention provides a preparation device and a preparation method of a water-absorbing electrostatic spraying non-woven fabric. It can reach the width to the non-woven fabrics and stretch, enlarges the heated area's of non-woven fabrics effect.
In order to solve the above technical problems, the present invention is solved by the following technical solutions.
A preparation device of water-absorbing electrostatic spraying non-woven fabric comprises a shell, wherein a treatment cavity is arranged in the shell, and a feed inlet and a discharge outlet for the non-woven fabric to enter and exit are respectively arranged on the opposite side walls of the treatment cavity; two first rollers which can rotate and are used for conveying non-woven fabrics are arranged in the treatment cavity in parallel, and annular rotating grooves are formed in the outer side surfaces of the first rollers along the circumferential direction of the first rollers; be equipped with the stoving mechanism that is used for drying to the non-woven fabrics between first roller, stoving mechanism establishes including the cover and rotates the solid fixed ring of inslot, and the parallel is equipped with two first bracing pieces between the solid fixed ring, is equipped with a plurality of heating wires that are used for heating the non-woven fabrics between first bracing piece.
In the invention, the upper end opening of the treatment cavity is arranged, the shell is provided with a top cover for plugging the opening of the treatment cavity, when in use, the top cover on the shell is firstly opened, the non-woven fabric is pulled into the processing cavity through the feeding hole, then the non-woven fabric is stretched into a position between the first roller and the second roller which are close to the feeding hole, the non-woven fabric is stretched to the upper part of the drying mechanism, then the non-woven fabric is stretched into a position between the first roller and the second roller which are close to the discharging hole, then the non-woven fabric is pulled out through the discharging hole, finally the non-woven fabric is fixed on the winding device, the switch of the electric heating wire is opened, the winding device is started, the non-woven fabric in the preparation device is pulled out in the winding process of the winding device, and the non-woven fabric moves in the preparation device, thereby the electric heat silk is dried to the non-woven fabrics through among the preparation facilities, makes the non-woven fabrics rolled up after the drying, guarantees the quality and the result of use of non-woven fabrics.
Wherein, setting through stoving mechanism, when the non-woven fabrics is by the pulling of rolling equipment, the motion that the non-woven fabrics was followed to two first rollers rotates, because all be equipped with rotatable solid fixed ring through rotating the groove on two first rollers, and the heating wire that is used for drying the non-woven fabrics connects on solid fixed ring through first bracing piece, thereby all under pivoted state at two first rollers, the heating wire can be located the below of non-woven fabrics all the time, can generate heat all the time and dry the non-woven fabrics, and can not change because of the position of the rotation of first roller leads to the heating wire, the effect of drying the non-woven fabrics that the preparation facilities can last has been guaranteed.
Preferably, the two first rollers are sleeved with a conveying belt for conveying non-woven fabrics; the upper portion of the first roller is provided with a second roller which can rotate and is used for compressing the non-woven fabric, a plurality of first circular-ring-shaped lugs are arranged on the second roller positioned at the feed inlet along the axial direction of the second roller, and a groove for the first lugs to extend into is arranged on the conveying surface of the conveying belt.
According to the invention, through the arrangement of the second roller, the first bump and the groove, when the non-woven fabric is in the processing cavity, the first roller and the second roller at the feed inlet can compress one side of the non-woven fabric, the first roller and the second roller at the discharge outlet can compress the other side of the non-woven fabric, and sufficient force is applied between the first roller and the corresponding second roller to compress the non-woven fabric, so that the non-woven fabric in the processing cavity is stretched by the winding device in the length direction and is fixed in the width direction, because the first bump is arranged on the second roller close to the feed inlet, and the groove matched with the first bump is arranged on the conveyor belt, when the second roller and the conveyor belt are mutually extruded, the first bump can extend into the groove, so that when the non-woven fabric with moisture passes through the second roller and the conveyor belt, the non-woven fabric can be extruded and stretched by the concave-convex fit between the first bump and the groove to form a concave-convex surface, thereby the area that the non-woven fabrics got into in the treatment chamber has been strengthened to make the non-woven fabrics be heated more comprehensively, can be dried better, improved the efficiency of stoving non-woven fabrics.
Preferably, the side surfaces of the first supporting rods are provided with tensioning mechanisms used for tensioning non-woven fabrics, each tensioning mechanism comprises a second supporting rod, one end of each second supporting rod is connected to the corresponding first supporting rod, the other end of each second supporting rod is provided with a first arc-shaped rod through a first rotating unit, one end of each first arc-shaped rod is provided with a second arc-shaped rod, one end of each second arc-shaped rod is located above the conveying belt through a second rotating unit, and one end of each second arc-shaped rod is provided with a rolling unit used for being matched with the conveying belt to tension the non-woven fabrics.
Preferably, the first rotating unit includes a first through hole provided at the other end of the second support rod; be equipped with the first mounting groove that supplies the second bracing piece other end to stretch into on the other end of first arc pole, linked firmly the first hinge bar that runs through first through-hole on the inside wall of first mounting groove, the cover is equipped with and is used for driving first arc pole towards the first torsional spring of conveyer belt pivoted on the first hinge bar.
As preferred, the second rotates the unit including locating first arc pole one end and supplying the second arc pole other end to stretch into the second mounting groove, is equipped with the second articulated rod on the inside wall of second mounting groove, and the other end of second arc pole is equipped with the second through-hole of cover on the second articulated rod, and the cover is equipped with and is used for driving second arc pole towards first arc pole pivoted second torsional spring on the second articulated rod.
According to the invention, through the arrangement of the tensioning mechanism, after the non-woven fabric enters from the feed inlet and is fixed on the winding device, the tensioning mechanism is pulled, the tensioning mechanism is placed at two sides of the non-woven fabric, the rolling unit is enabled to tightly press the non-woven fabric under the action of the first rotating unit and the second rotating unit, and finally the drying and winding of the non-woven fabric are started, after the non-woven fabric is extruded and stretched by the first bump and the groove, the non-woven fabric is extended and not easy to retract in the width direction due to moisture, at the moment, the rolling unit is enabled to tightly press the non-woven fabric, the non-woven fabric is lengthened in the width direction, and under the action of the second torsion spring, the second arc-shaped rod rotates towards the first arc-shaped rod, so that the non-woven fabric is stretched by the rolling unit in the width direction, the non-woven fabric can be stretched in the width direction as much as possible, and the non-woven fabric can be heated and dried more comprehensively, in the process of drying the non-woven fabric, the non-woven fabric can contract in width and also can become thinner in thickness due to the evaporation of moisture, when the non-woven fabric contracts in width, the rolling unit presses on the non-woven fabric, the non-woven fabric contracts to drive the rolling unit to move along, at the moment, the rolling unit can drive the second arc-shaped rod to rotate in the second mounting groove, and due to the fact that the second torsion spring is arranged between the second arc-shaped rod and the second mounting groove, the second torsion spring can drive the second arc-shaped rod to rotate towards the first arc-shaped rod as much as possible, so that the rolling unit is driven to stretch the non-woven fabric as much as possible in width, when the non-woven fabric becomes thinner in thickness, the first arc-shaped rod rotates towards the conveying belt under the action of the first torsion spring, so that the second arc-shaped rod continues to press the non-woven fabric downwards through the rolling unit, the thickness of the non-woven fabric changes together, and the non-woven fabric is kept to be pressed tightly all the time, thereby make preparation facilities can dry the non-woven fabrics completely in short time, improved the efficiency of stoving non-woven fabrics.
Wherein, through the setting of the rolling unit, because the non-woven fabrics move along the length direction thereof, and the tensioning mechanism acts on the width direction of the non-woven fabrics, therefore, one end of the second arc-shaped rod close to the non-woven fabrics is provided with the rolling unit which can cooperate with the movement of the non-woven fabrics to rotate, in the process of the non-woven fabrics moving along the length direction, the non-woven fabrics can not be damaged due to the compression of the tensioning mechanism, in the process of drying the non-woven fabrics, the width of the non-woven fabrics at the tensioning mechanism is narrower, the width of the non-woven fabrics close to the first bump and the groove is wider, in the moving process of the non-woven fabrics, the non-woven fabrics at the wider position are continuously replaced by the non-woven fabrics at the narrower position, so the second arc-shaped rod rotates along with the width change of the non-woven fabrics under the action of the rolling unit and the second torsion spring, the rolling unit can compress the non-woven fabrics all the time, in the process of drying the non-woven fabrics, the tension mechanism can stretch the non-woven fabric in width all the time without separating from the non-woven fabric.
Preferably, the rolling unit comprises a third mounting groove arranged at one end of the second arc-shaped rod, a third hinge rod is arranged on the inner wall of the third mounting groove, a roller capable of rotating along the conveying direction of the conveying belt is sleeved on the third hinge rod, and the roller is used for extruding non-woven fabrics.
Preferably, a plurality of second bumps for grasping the non-woven fabric are distributed on the outer side surface of the roller along the circumferential direction of the roller.
According to the invention, through the arrangement of the roller and the second bump, when the tensioning mechanism is placed on the non-woven fabric, the second bump can stretch into the tissue gap of the non-woven fabric, so that the grasping effect of the non-woven fabric is realized, therefore, in the process of drying the non-woven fabric, the second bump can change along with the change of the width and the thickness of the non-woven fabric, the roller can be always pressed on the non-woven fabric, the two ends of the non-woven fabric in the width direction are pressed, under the action of the second bump, when the non-woven fabric moves in the length direction, the roller can also rotate along with the non-woven fabric, and the situation that the non-woven fabric is pressed too tightly and cannot move to cause damage is avoided.
The invention also provides a preparation method of the device for preparing the water-absorbing electrostatic spraying non-woven fabric, which comprises the following steps:
s1, pulling the non-woven fabric into the treatment cavity through the feed inlet, then stretching the non-woven fabric into a position between a first roller and a second roller which are close to the feed inlet, pulling the non-woven fabric to a position above the drying mechanism, then stretching the non-woven fabric into a position between the first roller and the second roller which are close to the discharge outlet, then pulling out the non-woven fabric through the discharge outlet, and finally rolling the non-woven fabric on a rolling device;
s2, pulling the tensioning mechanism, placing the tensioning mechanism on two sides of the non-woven fabric, and enabling the rolling unit to tightly press the non-woven fabric under the action of the first rotating unit and the second rotating unit;
s3, turning on a switch of the electric heating wire, starting the winding device, pulling out the non-woven fabric in the preparation device in the winding process of the winding device, and enabling the non-woven fabric to move in the preparation device, so that the electric heating wire dries the non-woven fabric passing through the preparation device, and the non-woven fabric is wound after drying.
Drawings
FIG. 1 is a perspective view of a production apparatus in example 1;
FIG. 2 is a schematic view showing the internal structure of a first production apparatus in example 1;
FIG. 3 is a schematic view showing the internal structure of a second production apparatus in example 1;
FIG. 4 is a schematic view showing the internal structure of a third production apparatus in example 1;
FIG. 5 is a schematic structural view of a tension mechanism in embodiment 1;
FIG. 6 is a schematic view of a first arc-shaped rod in embodiment 1;
FIG. 7 is a schematic view of a second support bar in embodiment 1;
FIG. 8 is a schematic view of a second arc-shaped rod in embodiment 1;
FIG. 9 is a schematic view of a roll in example 1;
fig. 10 is a partial enlarged view of a portion a in fig. 4.
The names of the parts indicated by the numerical references in the drawings are as follows:
110. a housing; 111. a feed inlet; 210. a treatment chamber; 211. a discharge port; 220. a first roller; 221. a drying mechanism; 222. a first support bar; 230. a conveyor belt; 240. a second roller; 241. a first bump; 242. a groove; 250. a tensioning mechanism; 310. a rotating groove; 311. a fixing ring; 312. an electric heating wire; 320. a second support bar; 321. a first rotating unit; 322. a first arc-shaped rod; 323. a second rotating unit; 324. a second arcuate bar; 510. a scrolling unit; 520. a first mounting groove; 521. a first torsion spring; 530. a second mounting groove; 531. a second torsion spring; 610. a first hinge lever; 620. a second hinge lever; 710. a first through hole; 810. a second through hole; 820. a third mounting groove; 821. a third hinge rod; 910. a roller; 911. and a second bump.
Detailed Description
For a further understanding of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the invention and not limiting.
Example 1
As shown in fig. 1-4 and fig. 10, the embodiment provides a device for preparing a water-absorbing electrostatic spraying non-woven fabric, which comprises a casing 110, a processing chamber 210 is disposed in the casing 110, and a feeding port 111 and a discharging port 211 for feeding and discharging the non-woven fabric are respectively disposed on opposite side walls of the processing chamber 210; two first rollers 220 which can rotate and are used for conveying non-woven fabrics are arranged in the treatment cavity 210 in parallel, and annular rotating grooves 310 are formed in the outer side surfaces of the first rollers 220 along the circumferential direction of the first rollers 220; a drying mechanism 221 for drying the non-woven fabric is arranged between the first rollers 220, the drying mechanism 221 comprises a fixing ring 311 sleeved in the corresponding rotating groove 310, two first supporting rods 222 are arranged between the fixing rings 311 in parallel, and a plurality of heating wires 312 for heating the non-woven fabric are arranged between the first supporting rods 222; around the two first rollers 220, a conveyor belt 230 for transporting the nonwoven is provided; a second roller 240 which can rotate and is used for compressing the non-woven fabric is arranged above the first roller 220, a plurality of first circular-ring-shaped bumps 241 are arranged on the second roller 240 at the feed port 111 along the axial direction of the second roller 240, and a groove 242 into which the corresponding first bump 241 extends is arranged on the conveying surface of the conveyor belt 230.
In this embodiment, the upper end of the processing chamber 210 is provided with an opening, and the housing 110 is provided with a top cover for sealing the opening of the processing chamber 210; when the non-woven fabric drying device is used, firstly, the top cover on the shell 110 is opened, the non-woven fabric is pulled into the processing cavity 210 through the feeding hole 111, then the non-woven fabric is stretched into a position between the first roller 220 and the second roller 240 which are close to the feeding hole 111, the non-woven fabric is pulled to a position above the drying mechanism 221, then the non-woven fabric is stretched into a position between the first roller 220 and the second roller 240 which are close to the discharging hole 211, then the non-woven fabric is pulled out through the discharging hole 211, finally the non-woven fabric is wound on the winding device, the switch of the heating wire 312 is turned on, the winding device is started, the non-woven fabric in the preparation device is pulled out in the winding process of the winding device, the non-woven fabric in the preparation device is made to move, and the heating wire 312 dries the non-woven fabric in the preparation device, so that the non-woven fabric is wound after being dried, and the quality and the use effect of the non-woven fabric are ensured; through the arrangement of the rotating groove 310 and the fixing ring 311, when the non-woven fabric is pulled by the winding device, the two first rollers 220 rotate along with the movement of the non-woven fabric, because the two first rollers 220 are respectively provided with the rotatable fixing ring 311 through the rotating groove 310, and the heating wire 312 for drying the non-woven fabric is connected to the fixing ring 311 through the first support rod 222, the heating wire 312 can be always positioned below the non-woven fabric in a rotating state when the two first rollers 220 are both rotated, the non-woven fabric can be dried by heating all the time, the position of the heating wire 312 cannot be changed due to the rotation of the first rollers 220, and the effect that the preparation device can continuously dry the non-woven fabric is ensured; wherein, through the arrangement of the second roller 240, the first bump 241 and the groove 242, when the non-woven fabric is in the processing chamber 210, the first roller 220 and the second roller 240 at the feeding port 111 can compress one side of the non-woven fabric, the first roller 220 and the second roller 240 at the discharging port 211 can compress the other side of the non-woven fabric, because sufficient force is applied between the first roller 220 and the corresponding second roller 240 to compress the non-woven fabric, the non-woven fabric in the processing chamber 210 is stretched by the winding device in the length direction and fixed in the width direction, because the first bump 241 is arranged on the second roller 240 near the feeding port 111 and the groove 242 matched with the first bump 241 is arranged on the conveyor belt 230, when the second roller 240 and the conveyor belt 230 are pressed with each other, the first bump 241 can extend into the groove 242, when the non-woven fabric with moisture passes between the second roller 240 and the conveyor belt 230, the non-woven fabric is extruded and stretched by a plane to form a concave-convex surface by concave-convex matching between the first bump 241 and the groove 242, so that the area of the non-woven fabric entering the processing cavity 210 is increased, the non-woven fabric can be heated more comprehensively and can be dried better, a plurality of first bumps 241 are annularly arranged along the axial direction of the second roller 240, so that the extrusion and stretching of the non-woven fabric are carried out in the width direction of the non-woven fabric, the length direction of the non-woven fabric is not changed, the first bumps 241 are not arranged on the side surface, which is close to the discharge hole 211, of the second roller 240 and is extruded by the conveyor belt 230, so that the non-woven fabric is extruded between the second roller 240 and the conveyor belt 230 after being dried and shrunk by the drying mechanism 221, when the non-woven fabric is pulled out of the preparation device by the rolling device, the non-woven fabric is rolled to form a plane, namely, the non-woven fabric is pressed by the second roller 240, so that the state that the non-woven fabric is stretched in the width direction cannot extend out of the preparation device, and because the conveyer belt 230 has been placed between non-woven fabrics and the stoving mechanism 221, stoving mechanism 221 at first can heat conveyer belt 230, and then make conveyer belt 230 heat the non-woven fabrics, avoided directly toasting the non-woven fabrics and leaded to the damage of non-woven fabrics, because the whole subsides of non-woven fabrics are on conveyer belt 230, so indirectly dry the non-woven fabrics through conveyer belt 230, can make the non-woven fabrics be heated more evenly, it is better to the stoving effect of non-woven fabrics, the efficiency of the non-woven fabrics of drying has been improved.
As shown in fig. 5 to 9, in this embodiment, the side surfaces of the first supporting rods 222 are respectively provided with a tensioning mechanism 250 for tensioning the non-woven fabric, the tensioning mechanism 250 includes a second supporting rod 320 having one end connected to the corresponding first supporting rod 222, the other end of the second supporting rod 320 is provided with a first arc-shaped rod 322 through a first rotating unit 321, one end of the first arc-shaped rod 322 is provided with a second arc-shaped rod 324 having one end located above the conveyor belt 230 through a second rotating unit 323, and one end of the second arc-shaped rod 324 is provided with a rolling unit 510 for cooperating with the conveyor belt 230 to tension the non-woven fabric; the first rotating unit 321 includes a first through hole 710 provided at the other end of the second supporting rod 320; a first mounting groove 520 for the other end of the second support bar 320 to extend into is arranged at the other end of the first arc-shaped bar 322, a first hinge rod 610 penetrating through the first through hole 710 is fixedly connected to the inner side wall of the first mounting groove 520, and a first torsion spring 521 for driving the first arc-shaped bar 322 to rotate towards the conveyor belt 230 is sleeved on the first hinge rod 610; the second rotating unit 323 comprises a second mounting groove 530 which is arranged at one end of the first arc-shaped rod 322 and used for the other end of the second arc-shaped rod 324 to extend into, a second hinge rod 620 is arranged on the inner side wall of the second mounting groove 530, a second through hole 810 which is sleeved on the second hinge rod 620 is arranged at the other end of the second arc-shaped rod 324, and a second torsion spring 531 which is used for driving the second arc-shaped rod 324 to rotate towards the first arc-shaped rod 322 is sleeved on the second hinge rod 620.
Through the arrangement of the tensioning mechanism 250 in this embodiment, after the non-woven fabric enters from the feeding hole 111 until the non-woven fabric is fixed on the winding device, the tensioning mechanism 250 is pulled, the tensioning mechanism 250 is placed at two sides of the non-woven fabric, the rolling unit 510 tightly presses down the non-woven fabric under the action of the first rotating unit 321 and the second rotating unit 323, and finally the non-woven fabric starts to be dried and wound, after the non-woven fabric is extruded and stretched by the first bump 241 and the groove 242, the non-woven fabric is extended and not easily retracted in the width direction due to moisture of the non-woven fabric, at this time, after the non-woven fabric is lengthened in the width direction due to the tightly pressing down of the rolling unit 510, the second arc-shaped rod 324 rotates towards the first arc-shaped rod 322 under the action of the second torsion spring 531, so that the non-woven fabric is stretched by the rolling unit 510 in the width direction, and the non-woven fabric can be stretched in the width direction as much as possible, therefore, the non-woven fabric is comprehensively attached to the conveyor belt 230, and the non-woven fabric can be heated and dried more comprehensively, and the efficiency of drying the non-woven fabric is improved, in the process of drying the non-woven fabric, the non-woven fabric can shrink in width and also become thinner due to the evaporation of moisture, when the non-woven fabric shrinks in width, the rolling unit 510 can be driven to move along with the shrinkage of the non-woven fabric due to the fact that the rolling unit 510 presses on the non-woven fabric, at the moment, the rolling unit 510 can drive the second arc-shaped rod 324 to rotate in the second mounting groove 530, and because the second torsion spring 531 is arranged between the second arc-shaped rod 324 and the second mounting groove 530, the second torsion spring 531 can drive the second arc-shaped rod 324 to rotate towards the first arc-shaped rod 322 as much as possible, and further drive the rolling unit 510 to stretch the non-woven fabric in width as much as possible, so that the non-woven fabric can be heated comprehensively as much as possible, when the non-woven fabric becomes thinner in thickness, the first arc-shaped rod 322 rotates towards the conveyor belt 230 under the action of the first torsion spring 521, so that the second arc-shaped rod 324 continuously downwards presses the non-woven fabric through the rolling unit 510, the non-woven fabric is always pressed along with the change of the thickness of the non-woven fabric, the non-woven fabric is not separated from the rolling unit 510, the rolling unit 510 is enabled to stretch the non-woven fabric all the time, and the efficiency of drying the non-woven fabric is improved; wherein, through the arrangement of the rolling unit 510, because the non-woven fabric moves along the length direction thereof, and the tensioning mechanism 250 acts on the width direction of the non-woven fabric, the rolling unit 510 capable of rotating in coordination with the movement of the non-woven fabric is arranged at one end of the second arc-shaped rod 324 close to the non-woven fabric, in the process of moving the non-woven fabric along the length direction, the non-woven fabric is not damaged due to the compression of the tensioning mechanism 250, in the process of drying the non-woven fabric, the width of the non-woven fabric at the tensioning mechanism 250 is narrower, the width of the non-woven fabric close to the first bump 241 and the groove 242 is wider, in the process of moving the non-woven fabric, the non-woven fabric at the wider position is continuously replaced by the non-woven fabric at the narrower position, so the second arc-shaped rod 324 rotates along with the width change of the non-woven fabric under the action of the rolling unit 510 and the second torsion spring 531, and the rolling unit 510 can always compress the non-woven fabric, in the process of whole non-woven fabrics stoving, straining device 250 can carry out the drawing in the width to the non-woven fabrics all the time and can not break away from the non-woven fabrics to make preparation facilities can dry the non-woven fabrics completely in short time, improved the efficiency of stoving non-woven fabrics.
In this embodiment, the rolling unit 510 includes a third mounting groove 820 disposed at one end of the second arc rod 324, a third hinge rod 821 is disposed on an inner wall of the third mounting groove 820, a roller 910 capable of rotating along the conveying direction of the conveyor belt 230 is sleeved on the third hinge rod 821, and the roller 910 is used for extruding the non-woven fabric; a plurality of second protrusions 911 for grasping the non-woven fabric are arranged on the outer side surface of the roller 910 along the circumferential direction of the roller 910.
Through the setting of roller 910 and second lug 911 in this embodiment, when placing straining device 250 on the non-woven fabrics, second lug 911 can stretch into the tissue clearance of non-woven fabrics promptly, realize the effect of grasping to the non-woven fabrics, thereby at the in-process of stoving non-woven fabrics, second lug 911 can follow the change of non-woven fabrics width and thickness and change, make roller 910 compress tightly on the non-woven fabrics all the time, both ends on carrying out the width to the non-woven fabrics compress tightly, under the effect of second lug 911, when the non-woven fabrics moves on length direction, roller 910 also can follow the non-woven fabrics and rotate, avoid the non-woven fabrics to be pressed too tightly and can not remove and cause the damage.
The embodiment also provides a preparation method of the device for preparing the water-absorbing electrostatic spraying non-woven fabric, which specifically comprises the following steps:
s1, pulling the non-woven fabric into the processing cavity 210 through the feed inlet 111, then extending the non-woven fabric between the first roller 220 and the second roller 240 which are close to the feed inlet 111, pulling the non-woven fabric above the drying mechanism 221, then extending the non-woven fabric between the first roller 220 and the second roller 240 which are close to the discharge outlet 211, then pulling out the non-woven fabric through the discharge outlet 211, and finally winding the non-woven fabric on a winding device;
s2, pulling the tensioning mechanism 250, placing the tensioning mechanism 250 on both sides of the non-woven fabric, and making the rolling unit 510 tightly press the non-woven fabric under the action of the first rotating unit 321 and the second rotating unit 323;
s3, turning on the switch of the heating wire 312, starting the winding device, and pulling out the non-woven fabric in the preparation device during the winding process of the winding device to move the non-woven fabric in the preparation device, so that the heating wire 312 dries the non-woven fabric in the preparation device, and the non-woven fabric is wound after being dried.
In summary, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.
Claims (6)
1. The utility model provides a preparation facilities of electrostatic spraying non-woven fabrics absorbs water which characterized in that: comprises a shell (110), a processing cavity (210) is arranged in the shell (110), and a feeding hole (111) and a discharging hole (211) for the non-woven fabric to enter and exit are respectively arranged on the opposite side walls of the processing cavity (210); two first rollers (220) which can rotate and are used for conveying non-woven fabrics are arranged in the treatment cavity (210) in parallel, and annular rotating grooves (310) are formed in the outer side surfaces of the first rollers (220) along the circumferential direction of the first rollers (220); a drying mechanism (221) for drying the non-woven fabric is arranged between the first rollers (220), the drying mechanism (221) comprises fixing rings (311) sleeved in the corresponding rotating grooves (310), two first supporting rods (222) are arranged between the fixing rings (311) in parallel, and a plurality of electric heating wires (312) for heating the non-woven fabric are arranged between the first supporting rods (222);
a conveyor belt (230) for transporting the non-woven fabric is sleeved outside the two first rollers (220); a second roller (240) which can rotate and is used for compressing the non-woven fabric is arranged above the first roller (220), a plurality of annular first lugs (241) are distributed on the second roller (240) positioned at the feed inlet (111) along the axial direction of the second roller (240), and grooves (242) for the corresponding first lugs (241) to extend into are formed in the conveying surface of the conveying belt (230);
all be equipped with straining device (250) that are used for tensioning the non-woven fabrics on the side of first bracing piece (222), straining device (250) include that one end is connected second bracing piece (320) on corresponding first bracing piece (222), the other end of second bracing piece (320) is equipped with first arc pole (322) through first rotation unit (321), the one end of first arc pole (322) is equipped with second arc pole (324) that one end is located conveyer belt (230) top through second rotation unit (323), the one end of second arc pole (324) is equipped with and is used for cooperating with conveyer belt (230) and carry out the roll unit (510) of tensioning to the non-woven fabrics.
2. The apparatus for preparing a water-absorbing electrostatically-sprayed nonwoven fabric as claimed in claim 1, wherein: the first rotating unit (321) comprises a first through hole (710) arranged at the other end of the second supporting rod (320); be equipped with on the other end of first arc pole (322) and supply first mounting groove (520) that the second bracing piece (320) other end stretched into, linked firmly first articulated rod (610) that run through first through-hole (710) on the inside wall of first mounting groove (520), the cover is equipped with on first articulated rod (610) and is used for driving first arc pole (322) towards first torsional spring (521) of conveyer belt (230) pivoted.
3. The apparatus for preparing a water-absorbing electrostatically-sprayed nonwoven fabric as claimed in claim 1, wherein: second rotation unit (323) is equipped with second articulated rod (620) including locating second mounting groove (530) that first arc pole (322) one end and confession second arc pole (324) other end stretched into on the inside wall of second mounting groove (530), the other end of second arc pole (324) is equipped with second through-hole (810) of cover on second articulated rod (620), the cover is equipped with on second articulated rod (620) and is used for driving second arc pole (324) towards first arc pole (322) pivoted second torsional spring (531).
4. The apparatus for preparing a water-absorbing electrostatically sprayed nonwoven fabric as claimed in claim 1, wherein: the rolling unit (510) comprises a third mounting groove (820) arranged at one end of the second arc-shaped rod (324), a third hinge rod (821) is arranged on the inner wall of the third mounting groove (820), a roller (910) capable of rotating along the conveying direction of the conveyor belt (230) is sleeved on the third hinge rod (821), and the roller (910) is used for extruding non-woven fabrics.
5. The apparatus for preparing a water-absorbing electrostatically sprayed nonwoven fabric as claimed in claim 4, wherein: a plurality of second lugs (911) for grasping the non-woven fabric are distributed on the outer side surface of the roller (910) along the circumferential direction of the roller (910).
6. A method for preparing a water-absorbing electrostatic spraying non-woven fabric by using the water-absorbing electrostatic spraying non-woven fabric preparation device as claimed in any one of claims 1 to 5, comprising the following steps:
s1, pulling the non-woven fabric into a processing cavity (210) through a feed inlet (111), then stretching the non-woven fabric into a position between a first roller (220) and a second roller (240) which are close to the feed inlet (111), pulling the non-woven fabric to a position above a drying mechanism (221), then stretching the non-woven fabric into a position between the first roller (220) and the second roller (240) which are close to a discharge outlet (211), then pulling out the non-woven fabric through the discharge outlet (211), and finally winding the non-woven fabric on a winding device;
s2, pulling the tensioning mechanism (250), placing the tensioning mechanism (250) on two sides of the non-woven fabric, wherein the roller (910) and the second bump (911) on the tensioning mechanism (250) are used for compressing the non-woven fabric;
s3, turning on a switch of the heating wire (312) and starting the winding device.
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