CN112176437A - Intelligent energy-saving melt-blown fabric manufacturing device based on thermal cycle - Google Patents
Intelligent energy-saving melt-blown fabric manufacturing device based on thermal cycle Download PDFInfo
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- CN112176437A CN112176437A CN202011013991.9A CN202011013991A CN112176437A CN 112176437 A CN112176437 A CN 112176437A CN 202011013991 A CN202011013991 A CN 202011013991A CN 112176437 A CN112176437 A CN 112176437A
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D13/00—Complete machines for producing artificial threads
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
- D01D1/04—Melting filament-forming substances
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
- D01D1/10—Filtering or de-aerating the spinning solution or melt
- D01D1/106—Filtering
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D4/00—Spinnerette packs; Cleaning thereof
- D01D4/02—Spinnerettes
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
- D01D5/098—Melt spinning methods with simultaneous stretching
- D01D5/0985—Melt spinning methods with simultaneous stretching by means of a flowing gas (e.g. melt-blowing)
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/56—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving in association with fibre formation, e.g. immediately following extrusion of staple fibres
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The invention provides an intelligent energy-saving type melt-blown fabric manufacturing device based on thermal circulation, which comprises a raw material extruder, a melt-blown head, a receiving winder and an air circulation system, wherein the raw material extruder is used for heating and compressing raw materials into viscous state, the melt-blown head is used for forming micron-sized filamentous fibers from the viscous state raw materials through a spinneret orifice, the receiving winder is used for receiving and cooling the filamentous fibers to enable the filamentous fibers to be of a net structure and wind the filamentous fibers on a collecting barrel after leftover materials are cut off, the air circulation system provides hot air for the melt-blown head and provides cold air for the receiving winder, a heating device in the raw material extruder is divided into three layers, namely a heat insulating layer, a heating layer and a heat conducting layer, the heat insulating layer is used for preventing heat from being transferred to the barrel wall of the extruding barrel, the heating layer is used for generating heat. The three-layer design improves the effective conversion rate of heat energy, and further saves energy consumption.
Description
Technical Field
The invention relates to the field of manufacturing, in particular to an intelligent energy-saving melt-blown fabric manufacturing device based on thermal cycle.
Background
Along with the global spread of new crown epidemic situations, the demand of the mask is larger and larger, and the melt-blown fabric is used as a core material of the mask, more and more melt-blown fabric production lines are put into use, so that energy conservation always is a larger direction for saving cost, and the mask has a larger significance for producers and society.
Now, many meltblown fabric manufacturing apparatuses have been developed, and after a lot of search and reference, it has been found that existing shared space management systems such as those disclosed in publication nos. JP6056643B2, KR101671145B1 and US06319865B1 disclose a stable manufacturing method of a melt-blown nonwoven fabric including thin fibers and very fine fibers [ number of molten fibers ] formed by fusing thermoplastic resin fibers to each other and an apparatus therefor. The present invention relates to a melt-blown nonwoven fabric comprising polyolefin fibers, an average fiber diameter of not more than 2.0 μm, a fiber diameter distribution CV value of not more than 60%, and 15 or less fused fibers based on 100 fibers; a method for producing a melt-blown nonwoven fabric, characterized in that cooling air of not higher than 30 ℃ is supplied from both side surfaces of an outlet of a slit 31, and high-temperature high-speed air is ejected to cool a molten resin and a production apparatus thereof. However, the device needs to consume a large amount of heat energy to provide high-temperature and high-speed airflow, and cannot play a role in saving energy consumption.
Disclosure of Invention
The invention aims to provide a shared parking space management system capable of improving the use efficiency of parking spaces aiming at the defects,
in order to overcome the defects of the prior art, the invention adopts the following technical scheme:
an intelligent energy-saving melt-blown fabric manufacturing device based on thermal circulation comprises a raw material extruder, a melt-blown nozzle, a receiving winder and an air circulation system, wherein the raw material extruder is used for heating and compressing raw materials into a viscous state, the melt-blown nozzle is used for enabling the viscous state raw materials to form micron-sized filamentous fibers through a spinneret orifice, the receiving winder is used for receiving and cooling the filamentous fibers to enable the filamentous fibers to be of a net-shaped structure and wind the filamentous fibers on a collecting barrel after leftover materials are cut off, and the air circulation system provides hot air for the melt-blown nozzle and provides cold air for the receiving winder;
further, the raw material extruder comprises a base, a motor and an extrusion cylinder, wherein the motor and the extrusion cylinder are arranged on the base, and the extrusion cylinder is internally provided with a heating device and used for heating the raw material in the extrusion cylinder;
further, the heating device is divided into three layers, namely a heat insulation layer, a heating layer and a heat conduction layer, wherein the heat insulation layer is used for preventing heat from being transferred to the wall of the extruding cylinder, the heating layer is used for generating heat, and the heat conduction layer is used for transferring the generated heat to the raw materials in the extruding cylinder;
further, a feeding port 13 is formed in the extrusion cylinder, a screw is installed in the extrusion cylinder, and the screw rotates under the action of the motor and pushes the raw materials to an outlet of the extrusion cylinder;
further, a melt filter is connected to an outlet of the raw material extruder and is used for filtering impurities in the viscous-state raw material;
furthermore, a metering pump is connected to an outlet of the melt filter and used for accurately controlling the quantity and speed of the viscous-state raw materials entering the melt nozzle;
furthermore, the melt nozzle is provided with a plurality of spinneret holes, the spinneret holes are communicated with a raw material cavity in the melt nozzle, and the outlets of the spinneret holes are communicated with a ventilation pipe in the melt nozzle;
furthermore, the device also comprises an air compressor, the outlet of the air compressor is communicated with the ventilation pipe, a heating device is arranged in the melt-blowing head, and the heating device and the air compressor together provide hot air flow flowing at high speed for the melt-blowing head.
The beneficial effects obtained by the invention are as follows:
the design of arranging the heating layer divided into three layers in the extrusion cylinder greatly improves the use conversion rate of heat and saves energy consumption;
an air circulation system is adopted to respectively provide hot air and cold air, so that the hot air and the cold air are mutually converted, the waste gas recycling effect is achieved, and the energy consumption is also saved;
a melt filter is adopted to filter the incompletely melted raw materials, so that the quality of the subsequently generated spinning is better;
the metering pump is adopted to control the raw materials to be conveyed to the melting nozzle, so that the generated spinning is better and uniform.
Drawings
The invention will be further understood from the following description in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.
FIG. 1 is a schematic flow chart of the system of the present invention.
FIG. 2 is a schematic view of a feed extruder of the present invention.
FIG. 3 is a schematic view of the screw of the present invention.
FIG. 4 is a schematic view of a meltblowing head of the invention.
FIG. 5 is a schematic cross-sectional view of a meltblowing head of the invention.
In the figure: the device comprises a raw material extruder 1, a melt-blowing head 2, an air circulation system 3, a receiving winder 4, a base 11, an extrusion cylinder 12, a feeding port 13, a speed changer 14, a motor 15, a conveying pipe 21, a melt-blowing part 22, an air duct 23, a raw material cavity 24, a heating pipe 25 and a spinneret slit 26.
Detailed Description
In order to make the objects and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following embodiments; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Other systems, methods, and/or features of the present embodiments will become apparent to those skilled in the art upon review of the following detailed description. It is intended that all such additional systems, methods, features and advantages be included within this description, be within the scope of the invention, and be protected by the accompanying claims. Additional features of the disclosed embodiments are described in, and will be apparent from, the detailed description that follows.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or component referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
The first embodiment.
An intelligent energy-saving melt-blown fabric manufacturing device based on thermal cycle comprises a raw material extruder 1, a melt-blowing head 2, a receiving winder 4 and an air circulation system 3, wherein the raw material extruder 1 is used for heating and compressing raw materials into a viscous state, the melt-blowing head 2 is used for forming the viscous state raw materials into micron-sized filamentous fibers through a spinneret orifice, the receiving winder 4 is used for receiving and cooling the filamentous fibers to enable the filamentous fibers to be of a net-shaped structure and winding the filamentous fibers on a collecting barrel after leftover materials are cut off, and the air circulation system 3 provides hot air for the melt-blowing head 2 and provides cold air for the receiving winder 4;
the raw material extruder 1 comprises a base 11, a motor 15 and an extruding cylinder 12, wherein the motor 15 and the extruding cylinder 12 are arranged on the base 11, and the extruding cylinder 12 is internally provided with a heating device for heating the raw material in the extruding cylinder 12;
the heating device is divided into three layers, namely a heat insulation layer, a heating layer and a heat conduction layer, wherein the heat insulation layer is used for preventing heat from being transferred to the wall of the extrusion cylinder 12, the heating layer is used for generating heat, and the heat conduction layer is used for transferring the generated heat to the raw materials in the extrusion cylinder 12;
the extruding cylinder 12 is provided with a feeding port 13, a screw is arranged in the extruding cylinder 12, and the screw rotates under the action of the motor 15 and pushes the raw materials to an outlet of the extruding cylinder 12;
the outlet of the raw material extruder 1 is connected with a melt filter, and the melt filter is used for filtering impurities in the viscous-state raw material;
the melt filter comprises two drum-shaped filter chambers, each filter chamber is provided with a group of filter elements, a shunt valve is connected behind the filter chambers and is divided into an upper slide pipe axial valve and a lower slide pipe axial valve, a valve body is provided with a heat insulation sleeve, the upper part of the shunt valve is connected with an exhaust valve, the bottom of the shunt valve is connected with a discharge valve, the two filter chambers are respectively provided with an outer jacket, the filter chambers are heated and insulated by biphenyl steam in the outer jackets, and the periphery of the outer jackets is also provided with a heat insulation layer;
the filter element is of a rod-shaped structure formed by sintering five layers of wire meshes, and a reinforcing framework with the diameter of 3mm is arranged at the center of the rod and bears the pressure during filtering;
the outlet of the melt filter is connected with a metering pump which is used for accurately controlling the quantity and the speed of the viscous state raw materials entering the melt nozzle 2;
the metering pump consists of a pump motor, a transmission case, a cylinder body and the like, wherein the transmission case component consists of a cam mechanism, a stroke adjusting mechanism and a speed ratio worm gear mechanism, and the cylinder body component consists of a pump head, an intake valve group, a discharge valve group and membrane base seats of membranes;
the melt nozzle 2 is provided with a plurality of spinneret holes, the spinneret holes are communicated with a raw material cavity 24 in the melt nozzle 2, and outlets of the spinneret holes are communicated with a ventilation pipe in the melt nozzle 2;
the device also comprises an air compressor, the outlet of the air compressor is communicated with the ventilating pipe, a heating device is arranged in the melt nozzle 2, and the heating device and the air compressor together provide hot air flow flowing at high speed for the melt nozzle 2;
the receiving winder 4 comprises a roller which is arranged to roll around a shaft at a certain speed, filamentous materials sprayed by the melt-blowing head 2 are attached to the surface of the roller, cutting tools are arranged on two sides of the roller and used for cutting off leftover materials, and a blowing device is further arranged on the receiving winder 4 and used for blowing cold air to cool and form high-temperature filamentous materials sprayed by the melt-blowing head 2;
the air circulation system 3 collects the air which is heated by the filament substances and absorbs heat when the filament substances are cooled on the receiving winder 4, and conveys the heated air to the air compressor to output high-speed hot air for the melt-blowing head 2, and the high-speed hot air is cooled by the heat absorbed by the raw materials and then is collected to be used as a blowing device on the receiving winder 4.
Example two.
An intelligent energy-saving melt-blown fabric manufacturing device based on thermal cycle comprises a raw material extruder 1, a melt-blowing head 2, a receiving winder 4 and an air circulation system 3, wherein the raw material extruder 1 is used for heating and compressing raw materials into a viscous state, the melt-blowing head 2 is used for forming the viscous state raw materials into micron-sized filamentous fibers through a spinneret orifice, the receiving winder 4 is used for receiving and cooling the filamentous fibers to enable the filamentous fibers to be of a net-shaped structure and winding the filamentous fibers on a collecting barrel after leftover materials are cut off, and the air circulation system 3 provides hot air for the melt-blowing head 2 and provides cold air for the receiving winder 4;
the raw material extruder 1 comprises a base 11, a motor 15 and an extruding cylinder 12, wherein the motor 15 and the extruding cylinder 12 are arranged on the base 11, and the extruding cylinder 12 is internally provided with a heating device for heating the raw material in the extruding cylinder 12;
the heating device is divided into three layers, namely a heat insulation layer, a heating layer and a heat conduction layer, wherein the heat insulation layer is used for preventing heat from being transferred to the wall of the extrusion cylinder 12, the heating layer is used for generating heat, and the heat conduction layer is used for transferring the generated heat to the raw materials in the extrusion cylinder 12;
the extruding cylinder 12 is provided with a feeding port 13, a screw is arranged in the extruding cylinder 12, and the screw rotates under the action of the motor 15 and pushes the raw materials to an outlet of the extruding cylinder 12;
the outlet of the raw material extruder 1 is connected with a melt filter, and the melt filter is used for filtering impurities in the viscous-state raw material;
the melt filter comprises two drum-shaped filter chambers, each filter chamber is provided with a group of filter elements, a shunt valve is connected behind the filter chambers and is divided into an upper slide pipe axial valve and a lower slide pipe axial valve, a valve body is provided with a heat insulation sleeve, the upper part of the shunt valve is connected with an exhaust valve, the bottom of the shunt valve is connected with a discharge valve, the two filter chambers are respectively provided with an outer jacket, the filter chambers are heated and insulated by biphenyl steam in the outer jackets, and the periphery of the outer jackets is also provided with a heat insulation layer;
the filter element is of a rod-shaped structure formed by sintering five layers of wire meshes, and a reinforcing framework with the diameter of 3mm is arranged at the center of the rod and bears the pressure during filtering;
the outlet of the melt filter is connected with a metering pump which is used for accurately controlling the quantity and the speed of the viscous state raw materials entering the melt nozzle 2;
the metering pump consists of a pump motor, a transmission case, a cylinder body and the like, wherein the transmission case component consists of a cam mechanism, a stroke adjusting mechanism and a speed ratio worm gear mechanism, and the cylinder body component consists of a pump head, an intake valve group, a discharge valve group and membrane base seats of membranes;
the melt nozzle 2 is provided with a plurality of spinneret holes, the spinneret holes are communicated with a raw material cavity 24 in the melt nozzle 2, and outlets of the spinneret holes are communicated with a ventilation pipe in the melt nozzle 2;
the device also comprises an air compressor, the outlet of the air compressor is communicated with the ventilating pipe, a heating device is arranged in the melt nozzle 2, and the heating device and the air compressor together provide hot air flow flowing at high speed for the melt nozzle 2;
the receiving winder 4 comprises a roller which is arranged to roll around a shaft at a certain speed, filamentous materials sprayed by the melt-blowing head 2 are attached to the surface of the roller, cutting tools are arranged on two sides of the roller and used for cutting off leftover materials, and a blowing device is further arranged on the receiving winder 4 and used for blowing cold air to cool and form high-temperature filamentous materials sprayed by the melt-blowing head 2;
the air circulation system 3 collects air which is heated by cooling filamentous substances and absorbs heat on the receiving winder 4, and conveys the heated air to an air compressor to output high-speed hot air for the melt-blowing head 2, and the high-speed hot air is cooled by the heat absorbed by the raw materials and then is collected by a blowing device on the receiving winder 4;
one end of the extruding cylinder 12 is fixed on a first support on the base 11, three second supports positioned below the extruding cylinder 12 are further arranged on the base 11, the second supports are uniformly distributed and play a role in supporting the extruding cylinder 12, a connecting disc is arranged at the joint of the extruding cylinder 12 and the first supports, a plurality of hole pins are uniformly distributed on the periphery of the connecting disc, the positions of the first support and the hole pins corresponding to the same number of screw holes are arranged, and the extruding cylinder 12 and the first support are fixed together by inserting bolts into the hole pins and the screw holes;
the inner part of the first support frame is of a hollow structure and is divided into a first circular through hole and a second circular through hole, the diameter of the second circular through hole is larger than that of the first circular through hole, a fixed disc is arranged at the position of the second circular through hole, a plurality of hole pins are arranged on the periphery of the fixed disc, screw holes are arranged at corresponding positions in the first support frame, and bolts are inserted into the hole pins and the screw holes to fix the fixed disc and the first support frame together;
the fixed disc is split into an upper semicircular disc and a lower semicircular disc, the diameter part of each semicircular disc protrudes to one side of the extrusion cylinder 12 to form an arch bridge type connecting sheet, two screw holes are formed in each connecting sheet, the two semicircular discs are fixed together through inserting bolts, a third circular through hole is formed in the middle of each fixed disc, and the diameter of each third circular through hole is smaller than that of each first circular through hole and is the same;
a transmission 14 is arranged between the motor 15 and the extrusion cylinder 12, an output shaft of the motor 15 is connected with an input shaft of the transmission 14, the screw is connected with the output shaft of the transmission 14 through the second circular through hole, the third circular through hole and the first circular through hole, the output shaft of the transmission 14 is provided with an insertion hole, a sawtooth stripe is arranged in the insertion hole, one end of the screw connected with the transmission 14 is provided with a matched sawtooth stripe, and the screw can rotate along with the output shaft of the transmission 14 after being inserted into the insertion hole;
the screw is divided into a screw thread section in the extrusion cylinder 12 and a connecting section outside the extrusion cylinder 12, the connecting section is divided into three sections with gradually reduced diameters after penetrating through the first support frame, the connecting section with the minimum diameter is inserted into the jack of the output shaft of the transmission 14, a protective sleeve is arranged on the outer side of the connecting section with the medium diameter, and a small part of the connecting section with the maximum diameter is covered by the protective sleeve;
the screw thread section of the screw is provided with a blocking piece, the blocking piece and the screw thread arranged between the outlets of the extrusion cylinders 12 are provided with screw threads, the screw pitch of the screw thread is from one side of the blocking piece to one side of the outlets of the extrusion cylinders 12 is gradually reduced, wherein the maximum screw pitch is three times of the minimum screw pitch, the extrusion cylinders 12 are provided with feeding hoppers, and the feeding hoppers are positioned on the side of the blocking piece facing to one side of the outlets of the extrusion cylinders 12.
Example three.
An intelligent energy-saving melt-blown fabric manufacturing device based on thermal cycle comprises a raw material extruder 1, a melt-blowing head 2, a receiving winder 4 and an air circulation system 3, wherein the raw material extruder 1 is used for heating and compressing raw materials into a viscous state, the melt-blowing head 2 is used for forming the viscous state raw materials into micron-sized filamentous fibers through a spinneret orifice, the receiving winder 4 is used for receiving and cooling the filamentous fibers to enable the filamentous fibers to be of a net-shaped structure and winding the filamentous fibers on a collecting barrel after leftover materials are cut off, and the air circulation system 3 provides hot air for the melt-blowing head 2 and provides cold air for the receiving winder 4;
the raw material extruder 1 comprises a base 11, a motor 15 and an extruding cylinder 12, wherein the motor 15 and the extruding cylinder 12 are arranged on the base 11, and the extruding cylinder 12 is internally provided with a heating device for heating the raw material in the extruding cylinder 12;
the heating device is divided into three layers, namely a heat insulation layer, a heating layer and a heat conduction layer, wherein the heat insulation layer is used for preventing heat from being transferred to the wall of the extrusion cylinder 12, the heating layer is used for generating heat, and the heat conduction layer is used for transferring the generated heat to the raw materials in the extrusion cylinder 12;
the extruding cylinder 12 is provided with a feeding port 13, a screw is arranged in the extruding cylinder 12, and the screw rotates under the action of the motor 15 and pushes the raw materials to an outlet of the extruding cylinder 12;
the outlet of the raw material extruder 1 is connected with a melt filter, and the melt filter is used for filtering impurities in the viscous-state raw material;
the melt filter comprises two drum-shaped filter chambers, each filter chamber is provided with a group of filter elements, a shunt valve is connected behind the filter chambers and is divided into an upper slide pipe axial valve and a lower slide pipe axial valve, a valve body is provided with a heat insulation sleeve, the upper part of the shunt valve is connected with an exhaust valve, the bottom of the shunt valve is connected with a discharge valve, the two filter chambers are respectively provided with an outer jacket, the filter chambers are heated and insulated by biphenyl steam in the outer jackets, and the periphery of the outer jackets is also provided with a heat insulation layer;
the filter element is of a rod-shaped structure formed by sintering five layers of wire meshes, and a reinforcing framework with the diameter of 3mm is arranged at the center of the rod and bears the pressure during filtering;
the outlet of the melt filter is connected with a metering pump which is used for accurately controlling the quantity and the speed of the viscous state raw materials entering the melt nozzle 2;
the metering pump consists of a pump motor, a transmission case, a cylinder body and the like, wherein the transmission case component consists of a cam mechanism, a stroke adjusting mechanism and a speed ratio worm gear mechanism, and the cylinder body component consists of a pump head, an intake valve group, a discharge valve group and membrane base seats of membranes;
the melt nozzle 2 is provided with a plurality of spinneret holes, the spinneret holes are communicated with a raw material cavity 24 in the melt nozzle 2, and outlets of the spinneret holes are communicated with a ventilation pipe in the melt nozzle 2;
the device also comprises an air compressor, the outlet of the air compressor is communicated with the ventilating pipe, a heating device is arranged in the melt nozzle 2, and the heating device and the air compressor together provide hot air flow flowing at high speed for the melt nozzle 2;
the receiving winder 4 comprises a roller which is arranged to roll around a shaft at a certain speed, filamentous materials sprayed by the melt-blowing head 2 are attached to the surface of the roller, cutting tools are arranged on two sides of the roller and used for cutting off leftover materials, and a blowing device is further arranged on the receiving winder 4 and used for blowing cold air to cool and form high-temperature filamentous materials sprayed by the melt-blowing head 2;
the air circulation system 3 collects air which is heated by cooling filamentous substances and absorbs heat on the receiving winder 4, and conveys the heated air to an air compressor to output high-speed hot air for the melt-blowing head 2, and the high-speed hot air is cooled by the heat absorbed by the raw materials and then is collected by a blowing device on the receiving winder 4;
one end of the extruding cylinder 12 is fixed on a first support on the base 11, three second supports positioned below the extruding cylinder 12 are further arranged on the base 11, the second supports are uniformly distributed and play a role in supporting the extruding cylinder 12, a connecting disc is arranged at the joint of the extruding cylinder 12 and the first supports, a plurality of hole pins are uniformly distributed on the periphery of the connecting disc, the positions of the first support and the hole pins corresponding to the same number of screw holes are arranged, and the extruding cylinder 12 and the first support are fixed together by inserting bolts into the hole pins and the screw holes;
the inner part of the first support frame is of a hollow structure and is divided into a first circular through hole and a second circular through hole, the diameter of the second circular through hole is larger than that of the first circular through hole, a fixed disc is arranged at the position of the second circular through hole, a plurality of hole pins are arranged on the periphery of the fixed disc, screw holes are arranged at corresponding positions in the first support frame, and bolts are inserted into the hole pins and the screw holes to fix the fixed disc and the first support frame together;
the fixed disc is split into an upper semicircular disc and a lower semicircular disc, the diameter part of each semicircular disc protrudes to one side of the extrusion cylinder 12 to form an arch bridge type connecting sheet, two screw holes are formed in each connecting sheet, the two semicircular discs are fixed together through inserting bolts, a third circular through hole is formed in the middle of each fixed disc, and the diameter of each third circular through hole is smaller than that of each first circular through hole and is the same;
a transmission 14 is arranged between the motor 15 and the extrusion cylinder 12, an output shaft of the motor 15 is connected with an input shaft of the transmission 14, the screw is connected with the output shaft of the transmission 14 through the second circular through hole, the third circular through hole and the first circular through hole, the output shaft of the transmission 14 is provided with an insertion hole, a sawtooth stripe is arranged in the insertion hole, one end of the screw connected with the transmission 14 is provided with a matched sawtooth stripe, and the screw can rotate along with the output shaft of the transmission 14 after being inserted into the insertion hole;
the screw is divided into a screw thread section in the extrusion cylinder 12 and a connecting section outside the extrusion cylinder 12, the connecting section is divided into three sections with gradually reduced diameters after penetrating through the first support frame, the connecting section with the minimum diameter is inserted into the jack of the output shaft of the transmission 14, a protective sleeve is arranged on the outer side of the connecting section with the medium diameter, and a small part of the connecting section with the maximum diameter is covered by the protective sleeve;
a blocking piece is arranged on the thread section of the screw, threads are arranged on the screw between the blocking piece and the outlet of the extrusion cylinder 12, the thread pitch of the threads is gradually reduced from one side of the blocking piece to one side of the outlet of the extrusion cylinder 12, wherein the maximum thread pitch is three times of the minimum thread pitch, a feeding hopper is arranged on the extrusion cylinder 12, and the feeding hopper is positioned on one side of the blocking piece facing the outlet of the extrusion cylinder 12;
the heating device is covered on the inner wall of the extrusion cylinder 12, the heating device is divided into three layers, namely a heat insulation layer, a heating layer and a heat conduction layer from outside to inside, the heat insulation layer is made of glass fiber, the heating layer is laid on the heat insulation layer in a coil form by electric heating wires, the heat conduction layer is made of aluminum alloy materials and covers the electric heating wires, the heating device is heated by the electric heating wires, heat is transferred to raw materials in the extrusion cylinder 12 through the heat conduction layer, the heat conduction layer simultaneously plays a role of isolating the raw materials and protecting the electric heating wires, the heat insulation layer plays a role of preventing heat energy from leaking, so that the heating effect is better, and more energy is saved;
the outlet of the extrusion cylinder 12 is connected with a discharging device, the discharging device comprises a fixed disc, a port mould and a discharging pipe, a connecting disc is arranged at the joint of the extrusion cylinder 12 and the discharging device, corresponding screw holes which are uniformly distributed are arranged on the connecting disc and the fixed disc, bolts are inserted into the screw holes to fix the extrusion cylinder 12 and the discharging device together, the port mould is embedded in the fixed disc, and the port mould is provided with square grid-shaped holes for viscous state raw materials to pass through; there is a jam piece in the discharge gate middle part, there are four round hole passageways on the jam piece, viscous state raw materials can only pass through circular through-hole gets into ejection of compact district, locate in the ejection of compact district have one with the moulding piece that the jam piece is connected, the cross section of moulding piece is the rectangle, and the cross-sectional area from the jam piece to the exit grow gradually, moulding piece in discharge gate department with the discharging pipe wall forms the rectangle frame gap.
Example four.
An intelligent energy-saving melt-blown fabric manufacturing device based on thermal cycle comprises a raw material extruder 1, a melt-blowing head 2, a receiving winder 4 and an air circulation system 3, wherein the raw material extruder 1 is used for heating and compressing raw materials into a viscous state, the melt-blowing head 2 is used for forming the viscous state raw materials into micron-sized filamentous fibers through a spinneret orifice, the receiving winder 4 is used for receiving and cooling the filamentous fibers to enable the filamentous fibers to be of a net-shaped structure and winding the filamentous fibers on a collecting barrel after leftover materials are cut off, and the air circulation system 3 provides hot air for the melt-blowing head 2 and provides cold air for the receiving winder 4;
the raw material extruder 1 comprises a base 11, a motor 15 and an extruding cylinder 12, wherein the motor 15 and the extruding cylinder 12 are arranged on the base 11, and the extruding cylinder 12 is internally provided with a heating device for heating the raw material in the extruding cylinder 12;
the heating device is divided into three layers, namely a heat insulation layer, a heating layer and a heat conduction layer, wherein the heat insulation layer is used for preventing heat from being transferred to the wall of the extrusion cylinder 12, the heating layer is used for generating heat, and the heat conduction layer is used for transferring the generated heat to the raw materials in the extrusion cylinder 12;
the extruding cylinder 12 is provided with a feeding port 13, a screw is arranged in the extruding cylinder 12, and the screw rotates under the action of the motor 15 and pushes the raw materials to an outlet of the extruding cylinder 12;
the outlet of the raw material extruder 1 is connected with a melt filter, and the melt filter is used for filtering impurities in the viscous-state raw material;
the melt filter comprises two drum-shaped filter chambers, each filter chamber is provided with a group of filter elements, a shunt valve is connected behind the filter chambers and is divided into an upper slide pipe axial valve and a lower slide pipe axial valve, a valve body is provided with a heat insulation sleeve, the upper part of the shunt valve is connected with an exhaust valve, the bottom of the shunt valve is connected with a discharge valve, the two filter chambers are respectively provided with an outer jacket, the filter chambers are heated and insulated by biphenyl steam in the outer jackets, and the periphery of the outer jackets is also provided with a heat insulation layer;
the filter element is of a rod-shaped structure formed by sintering five layers of wire meshes, and a reinforcing framework with the diameter of 3mm is arranged at the center of the rod and bears the pressure during filtering;
the outlet of the melt filter is connected with a metering pump which is used for accurately controlling the quantity and the speed of the viscous state raw materials entering the melt nozzle 2;
the metering pump consists of a pump motor, a transmission case, a cylinder body and the like, wherein the transmission case component consists of a cam mechanism, a stroke adjusting mechanism and a speed ratio worm gear mechanism, and the cylinder body component consists of a pump head, an intake valve group, a discharge valve group and membrane base seats of membranes;
the melt nozzle 2 is provided with a plurality of spinneret holes, the spinneret holes are communicated with a raw material cavity 24 in the melt nozzle 2, and outlets of the spinneret holes are communicated with a ventilation pipe in the melt nozzle 2;
the device also comprises an air compressor, the outlet of the air compressor is communicated with the ventilating pipe, a heating device is arranged in the melt nozzle 2, and the heating device and the air compressor together provide hot air flow flowing at high speed for the melt nozzle 2;
the receiving winder 4 comprises a roller which is arranged to roll around a shaft at a certain speed, filamentous materials sprayed by the melt-blowing head 2 are attached to the surface of the roller, cutting tools are arranged on two sides of the roller and used for cutting off leftover materials, and a blowing device is further arranged on the receiving winder 4 and used for blowing cold air to cool and form high-temperature filamentous materials sprayed by the melt-blowing head 2;
the air circulation system 3 collects air which is heated by cooling filamentous substances and absorbs heat on the receiving winder 4, and conveys the heated air to an air compressor to output high-speed hot air for the melt-blowing head 2, and the high-speed hot air is cooled by the heat absorbed by the raw materials and then is collected by a blowing device on the receiving winder 4;
one end of the extruding cylinder 12 is fixed on a first support on the base 11, three second supports positioned below the extruding cylinder 12 are further arranged on the base 11, the second supports are uniformly distributed and play a role in supporting the extruding cylinder 12, a connecting disc is arranged at the joint of the extruding cylinder 12 and the first supports, a plurality of hole pins are uniformly distributed on the periphery of the connecting disc, the positions of the first support and the hole pins corresponding to the same number of screw holes are arranged, and the extruding cylinder 12 and the first support are fixed together by inserting bolts into the hole pins and the screw holes;
the inner part of the first support frame is of a hollow structure and is divided into a first circular through hole and a second circular through hole, the diameter of the second circular through hole is larger than that of the first circular through hole, a fixed disc is arranged at the position of the second circular through hole, a plurality of hole pins are arranged on the periphery of the fixed disc, screw holes are arranged at corresponding positions in the first support frame, and bolts are inserted into the hole pins and the screw holes to fix the fixed disc and the first support frame together;
the fixed disc is split into an upper semicircular disc and a lower semicircular disc, the diameter part of each semicircular disc protrudes to one side of the extrusion cylinder 12 to form an arch bridge type connecting sheet, two screw holes are formed in each connecting sheet, the two semicircular discs are fixed together through inserting bolts, a third circular through hole is formed in the middle of each fixed disc, and the diameter of each third circular through hole is smaller than that of each first circular through hole and is the same;
a transmission 14 is arranged between the motor 15 and the extrusion cylinder 12, an output shaft of the motor 15 is connected with an input shaft of the transmission 14, the screw is connected with the output shaft of the transmission 14 through the second circular through hole, the third circular through hole and the first circular through hole, the output shaft of the transmission 14 is provided with an insertion hole, a sawtooth stripe is arranged in the insertion hole, one end of the screw connected with the transmission 14 is provided with a matched sawtooth stripe, and the screw can rotate along with the output shaft of the transmission 14 after being inserted into the insertion hole;
the screw is divided into a screw thread section in the extrusion cylinder 12 and a connecting section outside the extrusion cylinder 12, the connecting section is divided into three sections with gradually reduced diameters after penetrating through the first support frame, the connecting section with the minimum diameter is inserted into the jack of the output shaft of the transmission 14, a protective sleeve is arranged on the outer side of the connecting section with the medium diameter, and a small part of the connecting section with the maximum diameter is covered by the protective sleeve;
a blocking piece is arranged on the thread section of the screw, threads are arranged on the screw between the blocking piece and the outlet of the extrusion cylinder 12, the thread pitch of the threads is gradually reduced from one side of the blocking piece to one side of the outlet of the extrusion cylinder 12, wherein the maximum thread pitch is three times of the minimum thread pitch, a feeding hopper is arranged on the extrusion cylinder 12, and the feeding hopper is positioned on one side of the blocking piece facing the outlet of the extrusion cylinder 12;
the heating device is covered on the inner wall of the extrusion cylinder 12, the heating device is divided into three layers, namely a heat insulation layer, a heating layer and a heat conduction layer from outside to inside, the heat insulation layer is made of glass fiber, the heating layer is laid on the heat insulation layer in a coil form by electric heating wires, the heat conduction layer is made of aluminum alloy materials and covers the electric heating wires, the heating device is heated by the electric heating wires, heat is transferred to raw materials in the extrusion cylinder 12 through the heat conduction layer, the heat conduction layer simultaneously plays a role of isolating the raw materials and protecting the electric heating wires, the heat insulation layer plays a role of preventing heat energy from leaking, so that the heating effect is better, and more energy is saved;
the outlet of the extrusion cylinder 12 is connected with a discharging device, the discharging device comprises a fixed disc, a port mould and a discharging pipe, a connecting disc is arranged at the joint of the extrusion cylinder 12 and the discharging device, corresponding screw holes which are uniformly distributed are arranged on the connecting disc and the fixed disc, bolts are inserted into the screw holes to fix the extrusion cylinder 12 and the discharging device together, the port mould is embedded in the fixed disc, and the port mould is provided with square grid-shaped holes for viscous state raw materials to pass through; the middle part of the discharge port is provided with a plugging block, the plugging block is provided with four circular hole channels, the viscous state raw material can only enter a discharge region through the circular through hole, a shaping block connected with the plugging block is arranged in the discharge region, the cross section of the shaping block is rectangular, the cross section area is gradually increased from the plugging block to an outlet, and a rectangular frame gap is formed between the discharge port and the pipe wall of the discharge pipe by the shaping block;
the melt nozzle 2 comprises a feed delivery pipe 21 and a melt-blown component 22, the feed delivery pipe 21 is divided into a butt joint part and a transmission part, the butt joint part is in a uncovered cylindrical shape, the bottom of the cylinder is provided with a round platform hole in the middle and four small round holes around the round platform hole, the transmission part is in a cylindrical shape and is provided with five channels, and the channels are respectively in butt joint communication with the round platform hole and the small round holes, wherein the diameter of the small round hole is slightly larger than that of the channel corresponding to the small round hole, and the diameter of the smaller round surface of the round platform hole is the same as that of the channel corresponding to the small round hole;
the melt-blown component 22 is of a cubic structure, a raw material cavity 24 is arranged in the melt-blown component 22, the raw material cavity 24 is communicated with a channel in the transmission part, the raw material cavity 24 is divided into a cylindrical cavity and a plate-shaped cavity, the plate-shaped cavity is transversely inserted into the side surface of the cylindrical cavity, the width of the plate-shaped cavity is the same as the height of the cylindrical cavity, the thickness of one side of the plate-shaped cavity close to the outer surface of the melt-blown component 22 is reduced, the plate-shaped cavity is communicated with the external space through a plurality of spinneret holes, a spinneret slit 26 is formed at the outlet of each spinneret hole, and the spinneret slit 26 is positioned in the middle of the surface of the;
the inside of the melt-blown component 22 is provided with an air duct 23 which is coaxial with the cylindrical cavity and penetrates through the melt-blown component 22, the inner wall of the air duct 23 is provided with a plurality of vent holes, the vent holes are communicated with a plate-shaped vent cavity, one side of the plate-shaped vent cavity is communicated with the spinneret slit 26 through a superfine slit, the melt-blown component 22 is also internally provided with a plurality of heating pipes 25 which are close to the air duct 23, and the heating pipes 25 heat the air in the air duct 23.
Although the invention has been described above with reference to various embodiments, it should be understood that many changes and modifications may be made without departing from the scope of the invention. That is, the methods, systems, and devices discussed above are examples. Various configurations may omit, substitute, or add various procedures or components as appropriate. For example, in alternative configurations, the methods may be performed in an order different than that described, and/or various components may be added, omitted, and/or combined. Moreover, features described with respect to certain configurations may be combined in various other configurations, as different aspects and elements of the configurations may be combined in a similar manner. Further, elements therein may be updated as technology evolves, i.e., many elements are examples and do not limit the scope of the disclosure or claims.
Specific details are given in the description to provide a thorough understanding of the exemplary configurations including implementations. However, configurations may be practiced without these specific details, for example, well-known circuits, processes, algorithms, structures, and techniques have been shown without unnecessary detail in order to avoid obscuring the configurations. This description provides example configurations only, and does not limit the scope, applicability, or configuration of the claims. Rather, the foregoing description of the configurations will provide those skilled in the art with an enabling description for implementing the described techniques. Various changes may be made in the function and arrangement of elements without departing from the spirit or scope of the disclosure.
In conclusion, it is intended that the foregoing detailed description be regarded as illustrative rather than limiting, and that it be understood that these examples are illustrative only and are not intended to limit the scope of the invention. After reading the description of the invention, the skilled person can make various changes or modifications to the invention, and these equivalent changes and modifications also fall into the scope of the invention defined by the claims.
Claims (8)
1. The utility model provides an energy-saving melt-blown fabric manufacturing installation of intelligence based on thermal cycle, includes raw materials extruder, melts shower nozzle, receiving winder and air circulation system, the raw materials extruder is used for heating the compression of raw materials into viscous state, melt-blown head is used for passing through the spinneret orifice with the raw materials of viscous state and forms micron order filiform fibre, receiving winder is used for receiving and cooling filiform fibre, makes it become network structure to coil on the collecting vessel after cutting off leftover bits, air circulation system provides hot-blast for melt-blown head, for receiving winder provides cold wind.
2. The intelligent energy-saving meltblown manufacturing apparatus based on thermal cycling of claim 1, wherein: the raw material extruder comprises a base, a motor and an extrusion barrel, wherein the motor and the extrusion barrel are arranged on the base, and the extrusion barrel is internally provided with a heating device for heating the raw material in the extrusion barrel.
3. An intelligent energy-saving meltblown manufacturing apparatus based on thermal cycling, as claimed in any one of the preceding claims, characterized in that: the heating device is divided into three layers, namely a heat insulation layer, a heating layer and a heat conduction layer, wherein the heat insulation layer is used for preventing heat from being transferred to the wall of the extruding cylinder, the heating layer is used for generating heat, and the heat conduction layer is used for transferring the generated heat to raw materials in the extruding cylinder.
4. An intelligent energy-saving meltblown manufacturing apparatus based on thermal cycling, as claimed in any one of the preceding claims, characterized in that: the extruding cylinder is provided with a feeding port 13, a screw rod is installed in the extruding cylinder, and the screw rod rotates under the action of the motor and pushes raw materials to an outlet of the extruding cylinder.
5. An intelligent energy-saving meltblown manufacturing apparatus based on thermal cycling, as claimed in any one of the preceding claims, characterized in that: the outlet of the raw material extruder is connected with a melt filter, and the melt filter is used for filtering impurities in the viscous-state raw materials.
6. An intelligent energy-saving meltblown manufacturing apparatus based on thermal cycling, as claimed in any one of the preceding claims, characterized in that: and the outlet of the melt filter is connected with a metering pump, and the metering pump is used for accurately controlling the quantity and the speed of the viscous-state raw materials entering the melt nozzle.
7. An intelligent energy-saving meltblown manufacturing apparatus based on thermal cycling, as claimed in any one of the preceding claims, characterized in that: the melting nozzle is provided with a plurality of spinneret orifices, the spinneret orifices are communicated with a raw material cavity in the melting nozzle, and outlets of the spinneret orifices are communicated with a ventilation pipe in the melting nozzle.
8. An intelligent energy-saving meltblown manufacturing apparatus based on thermal cycling, as claimed in any one of the preceding claims, characterized in that: the device also comprises an air compressor, the outlet of the air compressor is communicated with the ventilation pipe, a heating device is arranged in the melt-blowing head, and the heating device and the air compressor together provide hot air flow flowing at high speed for the melt-blowing head.
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Application publication date: 20210105 |