CN114318554B - Die head automatic cleaning equipment for melt-blown fabric production - Google Patents
Die head automatic cleaning equipment for melt-blown fabric production Download PDFInfo
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- CN114318554B CN114318554B CN202210117744.6A CN202210117744A CN114318554B CN 114318554 B CN114318554 B CN 114318554B CN 202210117744 A CN202210117744 A CN 202210117744A CN 114318554 B CN114318554 B CN 114318554B
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Abstract
The invention belongs to the technical field of melt-blown fabric production, and particularly relates to automatic die head cleaning equipment for melt-blown fabric production. This die head self-cleaning equipment is used in melt-blown fabric production, through setting up supersound stirring wiper mechanism, reached the high frequency oscillation signal that the realization sent outside supersonic generator equipment, convert high frequency mechanical oscillation and propagate to the washing incasement into through ultrasonic transducer, utilize the ultrasonic wave to arouse violent turbulent flow, air pocket and vibrations in the washing liquid and wash extrusion die head, and in the abluent, utilize a driving motor to drive stirring vane and stir the washing liquid to improve the cleaning performance to extrusion die head.
Description
Technical Field
The invention relates to the technical field of melt-blown fabric production, in particular to automatic die head cleaning equipment for melt-blown fabric production.
Background
The melt-blown cloth is the most core material of the mask, the melt-blown cloth mainly takes polypropylene as a main raw material, and the fiber diameter can reach 1-5 microns. The superfine fiber with the unique capillary structure increases the number and the surface area of the fiber per unit area, so that the melt-blown fabric has good filtering property, shielding property, heat insulating property and oil absorbing property, and can be used in the fields of air, liquid filtering materials, isolating materials, absorbing materials, mask materials, heat insulating materials, oil absorbing materials, wiping cloth and the like.
In the production process of the melt-blown fabric, polypropylene melting is needed to be adopted as a main raw material for spinning and solidifying to form strands, a melt heated by the polypropylene raw material passes through a coking substance generated in the process of drawing, a spinneret orifice on an extrusion die head is easily blocked to influence the drawing quality, therefore, the extrusion die head is required to be periodically disassembled and then the spinneret orifice is cleaned, currently, most of the melt-blown fabric is a dry ice cleaning method, compressed air is used as a power and a carrier in the dry ice cleaning method, dry ice particles are used as accelerated particles and are sprayed to the surface of a cleaned object through a special jet cleaning machine, the energy conversion such as momentum change (delta mv), sublimation, melting and the like of the solid dry ice particles in high-speed motion is utilized to rapidly freeze dirt, oil stain, residual impurities and the like on the surface of the cleaned object, so that the cleaning method is condensed, embrittled and stripped, and simultaneously cleaned along with air flow, the spinneret orifice of the extrusion die head is cleaned by a manual cleaning gun during actual cleaning, the cleaning time is 2-3 hours, the automation degree is low, the labor intensity of cleaning personnel is high, the cleaning requirement of the entire process is met, and the cleaning cost of the production die head is not increased, and the cleaning of the production enterprises is not easy to be cleaned.
Disclosure of Invention
The invention provides automatic die head cleaning equipment for melt-blown fabric production, which is based on the cleaning mode of a cleaning gun of an existing manually-operated jet cleaning machine on spinneret orifices of an extrusion die head, not only has large labor intensity for cleaning personnel and long cleaning time, but also has high labor cost and can not meet the actual production requirements of enterprises.
The automatic die head cleaning equipment for melt-blown fabric production comprises a base, wherein an ultrasonic stirring and cleaning mechanism is arranged on the upper surface of the base and comprises a first driving motor and an ultrasonic transducer, the ultrasonic transducer is used for carrying out ultrasonic cleaning on an extrusion die head, and meanwhile, the first driving motor is used for converting electric energy into mechanical energy and carrying out stirring movement on the extrusion die head in an ultrasonic cleaning state;
the right side of the ultrasonic stirring and cleaning mechanism is provided with a moisture drying mechanism, the moisture drying mechanism comprises an air heater, the air heater converts electric energy into heat energy, and the moisture remained on the surface of the extrusion die head and in the spinneret holes after being cleaned by the ultrasonic stirring and cleaning mechanism is dried;
the ultrasonic stirring and cleaning mechanism is characterized in that a dredging detection mechanism is arranged above the ultrasonic stirring and cleaning mechanism and comprises a micro air speed sensor, and the micro air speed sensor detects whether blockage occurs in a spinneret hole of the extrusion die head or not.
Preferably, supersound stirring wiper mechanism is still including wasing the case, the material of wasing the case is 304L corrosion resistant plate, a driving motor fixed mounting is at the upper surface of base, the lower surface of wasing the case is connected with the upper surface fixed of base, it is located a driving motor's top to wash the case, a driving motor's output shaft passes through shaft coupling fixed mounting and has the transmission shaft, the one end of transmission shaft runs through and extends to the inside of wasing the case through the bearing.
Preferably, the one end fixedly connected with stirring vane of transmission shaft, stirring vane's material is the stainless steel, the inside of wasing the case is provided with the washing liquid, four ultrasonic transducer fixed mounting is at the surface all around of wasing the case.
Preferably, the upper surface fixed mounting of base has the supporting shoe, the right side fixed surface of supporting shoe installs the connecting block, air heater fixed mounting is in the front of connecting block, the air outlet fixedly connected with heat pipe of air heater, the fixed intercommunication of one end of heat pipe has the driping board, the one end of heat pipe and the fixed intercommunication of runner right side inner wall of driping board, the upper surface of driping board is the C shape, the driping hole that is the distribution of rectangular array is all seted up to the anterior back inner wall of runner of driping board and the preceding inner wall in rear portion, the one end in driping hole runs through and extends to the inboard surface of driping board, the lower surface of driping board and the upper surface contact who washs the case, the upper surface left side fixed mounting who washs the case has infrared photoelectric switch.
Preferably, the dredging detection mechanism further comprises a first cylinder, the first cylinder is fixedly mounted on the upper surface of the supporting block, the outer surface of the lower end of the shell of the first cylinder penetrates through and extends to the lower surface of the supporting block, a frame is fixedly connected to one end of a piston rod of the first cylinder, the inner bottom wall of the frame is inclined, a limiting groove is formed in the right side surface of the frame, the extrusion die head is placed on the inner wall of the limiting groove, a tightening block is connected to the right side inner wall of the frame, which is close to the limiting groove, in a threaded manner, the left side surface of the tightening block is in contact with the right side surface of the extrusion die head, cleaning holes distributed in a rectangular array are formed in the left side inner wall and the inner bottom wall of the limiting groove, and the inner wall of each cleaning hole is communicated with and extends to the outer surface of the frame.
Preferably, the front surface of the supporting block is provided with a mounting hole, a second driving motor is fixedly mounted on the rear inner wall of the mounting hole, and an output shaft of the second driving motor is fixedly provided with a connecting shaft through a coupler.
Preferably, one end of the connecting shaft is fixedly sleeved with the fan blade, the front inner wall of the supporting block close to the mounting hole is fixedly connected with an air guide pipe, and the inner wall of the rear end of the air guide pipe is fixedly communicated with the front inner wall of the mounting hole.
Preferably, the inner wall of the front end of the air guide pipe is fixedly communicated with a multi-opening air guide plate, air outlets of the multi-opening air guide plate correspond to spinneret orifices of the extrusion die head one by one, a second cylinder is fixedly mounted on the upper surface of the supporting block, one end of a piston rod of the second cylinder is fixedly connected with a mounting block, and the second cylinder is located at the front part of the first cylinder.
Preferably, the right side surface of the mounting block is in a C shape, twenty-two micro wind speed sensors are divided into two groups by eleven and are respectively and fixedly mounted on the upper surface and the lower surface of the mounting block, and the micro wind speed sensors correspond to the spinneret holes of the extrusion die head one to one.
Preferably, the upper surface of the base is fixedly provided with a controller and a display screen respectively.
The beneficial effects of the invention are as follows:
1. through setting up ultrasonic stirring wiper mechanism, reached the high frequency oscillation signal that the realization sent outside supersonic generator equipment, converted high frequency mechanical oscillation and propagated to the washing incasement through ultrasonic transducer, utilize the ultrasonic wave to arouse violent turbulent flow, air pocket and vibrations in the washing liquid and wash extrusion die head, and when abluent, utilize a driving motor to drive stirring vane stirs the washing liquid to the improvement is to extrusion die head's cleaning performance.
2. Through setting up moisture stoving mechanism, reached and passed through heat conduction with the heat that air heater work produced in the runner of heat pipe heat-conduction to drop dry board, because of drop dry board runner and drop dry hole intercommunication, so, flow in drop dry board runner through the heat, make the heat from a plurality of drop dry downthehole effluviums of loosing, carry out the thermal type to remaining moisture on extrusion die head surface and the interior remaining moisture of spinneret orifice and drip the dry after ultrasonic stirring wiper mechanism washs, and then guaranteed the subsequent wire drawing quality's of extrusion die head spinneret orifice effect.
3. Through setting up mediation detection mechanism, reached and set up miniature air velocity transducer and detected whether appear blockking up in the extrusion die spinneret hole after accomplishing the washing, in case detect extrusion die's certain spinneret hole when blockking up, rinse extrusion die once more immediately.
Drawings
FIG. 1 is a schematic view of an automatic cleaning apparatus for a die for meltblown fabric production;
FIG. 2 is a sectional view of a support block structure of an automatic cleaning apparatus for a die head for melt-blown fabric production;
FIG. 3 is an enlarged view of the structure A in FIG. 2 of an automatic cleaning apparatus for a die for meltblown fabric production;
FIG. 4 is an enlarged view of the structure B in FIG. 2 of an automatic cleaning apparatus for a die head for meltblown fabric production;
FIG. 5 is a perspective view showing the structure of a cleaning tank of an automatic cleaning apparatus for a die head for melt-blown fabric production;
FIG. 6 is a perspective view of the structure of a stirring blade of an automatic cleaning device for a die head for melt-blown fabric production;
FIG. 7 is an exploded view of a draining plate structure of an automatic cleaning device for a die head for melt-blown fabric production;
FIG. 8 is an exploded view of a placement frame structure of an automatic cleaning device for a die head for meltblown fabric production;
FIG. 9 is a perspective view of a multi-port air deflector of an automatic die head cleaning device for meltblown fabric production;
FIG. 10 is a perspective view of a mounting block of an automatic cleaning apparatus for a die head for meltblown fabric production.
In the figure: 1. a base; 2. a first drive motor; 21. a cleaning tank; 22. a drive shaft; 23. a stirring blade; 3. an ultrasonic transducer; 4. a hot air blower; 41. a support block; 42. connecting blocks; 43. a heat conducting pipe; 44. draining the board; 45. draining the holes; 46. an infrared photoelectric switch; 5. a miniature wind speed sensor; 51. a first cylinder; 52. placing the frame; 53. a limiting groove; 54. a jacking block; 55. cleaning the holes; 56. mounting holes; 57. a second drive motor; 58. a connecting shaft; 59. a fan blade; 510. an air guide pipe; 511. a multi-port air deflector; 512. an extrusion die head; 513. a second cylinder; 514. mounting blocks; 515. a controller; 516. a display screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-10, an automatic die head cleaning device for melt-blown fabric production comprises a base 1, wherein an ultrasonic stirring and cleaning mechanism is arranged on the upper surface of the base 1, the ultrasonic stirring and cleaning mechanism comprises a first driving motor 2 and an ultrasonic transducer 3, an extrusion die head 512 is subjected to ultrasonic cleaning through the ultrasonic transducer 3, and meanwhile, the first driving motor 2 converts electric energy into mechanical energy to perform stirring motion on the extrusion die head 512 in an ultrasonic cleaning state;
the right side of the ultrasonic stirring and cleaning mechanism is provided with a moisture drying mechanism, the moisture drying mechanism comprises an air heater 4, the air heater 4 converts electric energy into heat energy, and the moisture remained on the surface of the extrusion die head 512 and in the spinneret holes after the ultrasonic stirring and cleaning mechanism is cleaned is dried;
the ultrasonic stirring and cleaning mechanism is characterized in that a dredging detection mechanism is arranged above the ultrasonic stirring and cleaning mechanism and comprises a micro air speed sensor 5, and the micro air speed sensor 5 detects whether blockage occurs in a spinneret hole of the extrusion die head 512.
Further, supersound stirring wiper mechanism is still including wasing case 21, the material of wasing case 21 is 304L corrosion resistant plate, 2 fixed mounting of a driving motor are at the upper surface of base 1, and a driving motor 2 is the embedding at the upper surface of base 1 to be convenient for stir the washing liquid of wasing the incasement portion from the bottom, the lower surface of wasing case 21 and the upper surface fixed connection of base 1, it is located a driving motor 2's top to wash case 21, a driving motor 2's output shaft has transmission shaft 22 through shaft coupling fixed mounting, transmission shaft 22's one end runs through and extends to the inside of wasing case 21 through the bearing, and a driving motor 2 converts the electric energy into mechanical energy, drives transmission shaft 22 and is rotary motion in wasing case 21.
Further, the one end fixedly connected with stirring vane 23 of transmission shaft 22, stirring vane 23's material is stainless steel, the inside of wasing case 21 is provided with the washing liquid, four 3 fixed mounting of ultrasonic transducer wash the surface all around of case 21, and ultrasonic transducer 3 begins work, and then with the high frequency oscillation signal that outside ultrasonic generator equipment sent, convert high frequency mechanical oscillation and propagate to wash the incasement 21 through ultrasonic transducer 3, utilize the ultrasonic wave to arouse violent turbulence, cavitation and vibrations in the washing liquid and wash extrusion die 512, and in abluent, utilize first driving motor 2 to drive stirring vane 23 and stir the washing liquid to improve the cleaning performance to extrusion die 512.
Through setting up supersound stirring wiper mechanism, reached and realized the high frequency oscillation signal that sends outside supersonic generator equipment, convert high frequency mechanical oscillation and propagate to washing case 21 in through ultrasonic transducer 3, utilize the ultrasonic wave to arouse violent turbulent flow, cavitation and vibrations in the washing liquid and wash extrusion die 512, and when wasing, utilize first driving motor 2 to drive stirring vane 23 and stir the washing liquid to improve the cleaning performance to extrusion die 512.
Furthermore, a supporting block 41 is fixedly installed on the upper surface of the base 1, a connecting block 42 is fixedly installed on the right side surface of the supporting block 41, the air heater 4 is fixedly installed on the front surface of the connecting block 42, the connecting block 42 and the air heater 4 are used in a matched manner to limit the installation position of the air heater 4, so that residual moisture on the surface of the extrusion die head 512 and in the spinneret holes can be conveniently drained, a heat conducting pipe 43 is fixedly connected to an air outlet of the air heater 4, a draining plate 44 is fixedly communicated with one end of the heat conducting pipe 43, one end of the heat conducting pipe 43 is fixedly communicated with the right inner wall of the flow channel of the draining plate 44, the upper surface of the draining plate 44 is in a C shape, and draining holes 45 distributed in a rectangular array are respectively formed in the rear inner wall of the front portion of the flow channel and the front inner wall of the rear portion of the draining plate 44, one end of the draining hole 45 penetrates through and extends to the inner side surface of the draining plate 44, the lower surface of the draining plate 44 is in contact with the upper surface of the cleaning box 21, an infrared photoelectric switch 46 is fixedly mounted on the left side of the upper surface of the cleaning box 21, the hot air blower 4 works to convert electric energy into heat energy, the generated heat is conducted into a flow channel of the draining plate 44 through a heat conduction pipe 43, the flow channel of the draining plate 44 is communicated with the draining hole 45, therefore, the heat flows in the flow channel of the draining plate 44 through the heat, the heat is dissipated from the draining hole 45, the residual moisture on the surface of the extrusion die head 512 and in the spinneret hole after being cleaned by the ultrasonic stirring cleaning mechanism is subjected to thermal-type draining, and the draining position of the extrusion die head 512 is limited by utilizing the measuring stroke of the infrared photoelectric switch 46.
Through setting up moisture stoving mechanism, reached and passed through heat pipe 43 heat-conduction to the runner of driping board 44 with the heat that 4 work of air heater produced in, because of driping board 44 runner and 45 intercommunications in driping hole, so, flow in driping board 44 runner through the heat, make the heat spill out from a plurality of driping holes 45, carry out the thermal-type driping to the remaining moisture in extrusion die 512 surface and the spinneret orifice after ultrasonic stirring wiper mechanism washs, and then guaranteed the subsequent wire drawing quality's of extrusion die 512 spinneret orifice effect.
Further, the dredging detection mechanism further comprises a first air cylinder 51, the first air cylinder 51 is fixedly installed on the upper surface of the supporting block 41, the outer surface of the lower end of the shell of the first air cylinder 51 penetrates through and extends to the lower surface of the supporting block 41, one end of a piston rod of the first air cylinder 51 is fixedly connected with a placing frame 52, the inner bottom wall of the placing frame 52 is inclined, the placing frame 52 is used for placing the disassembled extrusion die head 512 so as to be convenient for subsequent cleaning, a limiting groove 53 is formed in the right side surface of the placing frame 52, the extrusion die head 512 is placed on the inner wall of the limiting groove 53, the right side inner wall of the placing frame 52, close to the limiting groove 53, is in threaded connection with a jacking block 54, the jacking block 54 is matched with the extrusion die head 512 for use, after the extrusion die head 512 is placed in the limiting groove 53 of the placing frame 52, the jacking block 54 is fixed to avoid position deviation in the cleaning process, the left side surface of the jacking block 54 is in contact with the right side surface of the extrusion die head 512, the left side inner wall of the limiting groove 53 and the inner wall are both provided with rectangular array distributed cleaning holes 55, the cleaning holes 55 are formed in the inner bottom wall of the cleaning box 55, and the cleaning holes 55, the cleaning box 21 are convenient for cleaning box, and the cleaning box 21, and the cleaning box is convenient for cleaning box, and the cleaning box 21.
Further, the front surface of the supporting block 41 is provided with a mounting hole 56, a second driving motor 57 is fixedly mounted on the rear inner wall of the mounting hole 56, the second driving motor 57 is matched with the mounting hole 56 for use, the mounting position of the second driving motor 57 is limited, meanwhile, the initial position of the placing frame 52 is indirectly limited, and an output shaft of the second driving motor 57 is fixedly mounted with a connecting shaft 58 through a coupling.
Furthermore, one end of the connecting shaft 58 is fixedly sleeved with a fan blade 59, the front inner wall of the supporting block 41 close to the mounting hole 56 is fixedly connected with an air guide pipe 510, the rear end inner wall of the air guide pipe 510 is fixedly communicated with the front inner wall of the mounting hole 56, the second driving motor 57 converts electric energy into mechanical energy, and the fan blade 59 connected with the connecting shaft 58 is driven to generate wind energy, so that the generated wind energy is guided into the air guide pipe 510.
Further, a multi-port air deflector 511 is fixedly communicated with the inner wall of the front end of the air guide pipe 510, air outlets of the multi-port air deflector 511 correspond to the spinneret holes of the extrusion die head 512 one by one, and because the multi-port air deflector 511 is communicated with the air guide pipe 510, air flowing into the air guide pipe 510 blows air to the spinneret holes of the extrusion die head 512 through the multi-port air deflector 511, so as to detect whether the spinneret holes of the extrusion die head 512 after being cleaned are blocked or not, if a certain spinneret hole of the extrusion die head 512 is blocked, the spinneret holes of the extrusion die head 512 are cleaned again, so as to effectively ensure the wire drawing quality of the spinneret holes of the subsequent extrusion die head 512, a second air cylinder 513 is fixedly installed on the upper surface of the supporting block 41, one end of a piston rod of the second air cylinder 513 is fixedly connected with an installation block 514, the piston rod of the second air cylinder 513 is designed into a shape similar to a C, so that when the piston rod of the second air cylinder 513 is extended, the installation block 514 is driven to move back and forth above the base 1, and forth, the second air cylinder 513 is located in front of the front portion 51 of the first air cylinder 513.
Further, the right side surface of the mounting block 514 is C-shaped, twenty-two micro wind speed sensors 5 are divided into two groups by eleven and are respectively and fixedly mounted on the upper surface and the lower surface of the mounting block 514, the micro wind speed sensors 5 correspond to the spinneret holes of the extrusion die head 512 one by one, and when the spinneret holes of the extrusion die head 512 are blown, two situations occur: firstly, all the spinneret orifices of the extrusion die head 512 are not blocked, wind blows to the micro wind speed sensor 5 corresponding to the spinneret orifices of the extrusion die head 512 after passing through the spinneret orifices of the extrusion die head 512 and is detected by the micro wind speed sensor 5, secondly, one or more of the spinneret orifices of the extrusion die head 512 are blocked, the wind is blocked in the spinneret orifices of the extrusion die head 512, at the moment, the micro wind speed sensor 5 corresponding to the spinneret orifices of the extrusion die head 512 does not sense the wind, and then the extrusion die head 512 is cleaned again.
Further, a controller 515 and a display screen 516 are fixedly installed on the upper surface of the base 1, the micro wind speed sensor 5 detects wind passing through the spinneret holes of the extrusion die head 512, and the wind is displayed on the display screen 516 in a graph, when one spinneret hole of the extrusion die head 512 is blocked and is detected by the micro wind speed sensor 5 corresponding to the spinneret hole of the extrusion die head 512, the red light is displayed through the display screen 516, and the extrusion die head 512 is cleaned again.
Through setting up mediation detection mechanism, reached and set up miniature air velocity transducer 5 and detected whether jam appears in the extrusion die 512 spinneret hole after the washing is accomplished, in case detect when certain spinneret hole of extrusion die 512 appears the jam, rinse extrusion die 512 once more immediately.
The working principle is as follows: step one, screwing down the jacking block 54 positioned on the right side of the placing frame 52, slidably inserting the disassembled extrusion die head 512 into the limiting groove 53 and contacting with the inner wall of the left side of the limiting groove 53, and screwing up the jacking block 54 to limit and fix the extrusion die head 512;
step two, controlling the first cylinder 51 to be started, wherein the second cylinder 513 does not work at the moment, but the second cylinder 513 is completely extended out, a piston rod of the first cylinder 51 drives the placing frame 52 to do downward descending motion along the vertical direction of the base 1, so that the placing frame 52 is completely immersed in the cleaning solution, when the infrared photoelectric switch 46 senses the left side surface of the placing frame 52 for the first time, only feeding back a signal to the controller 515 without performing control action, and the lower surface of the placing frame 52 is not in contact with the stirring blades 23 in the cleaning tank 21, controlling the ultrasonic transducer 3 and the first driving motor 2 to be started, so that the ultrasonic transducer 3 starts to work, further converting a high-frequency oscillation signal sent by an external ultrasonic generator device into high-frequency mechanical oscillation through the ultrasonic transducer 3 and transmitting the high-frequency mechanical oscillation into the cleaning tank 21, cleaning the extrusion die head 512 by using the ultrasonic wave to cause severe turbulence, cavitation and vibration in the cleaning solution, and driving the stirring blades 23 to stir the cleaning solution by using the first driving motor 2 while cleaning;
step three, after the cleaning is finished, the infrared photoelectric switch 46 on the left side of the upper surface of the cleaning box 21 detects the left side surface of the placing frame 52 again, a signal is fed back to the controller 515, and a control action is made, the first air cylinder 51 is controlled to stop shrinking temporarily, then the hot air blower 4 is controlled to work, electric energy is converted into heat energy, the generated heat is conducted into the flow channel of the draining plate 44 through the heat conduction pipe 43, and the flow channel of the draining plate 44 is communicated with the draining holes 45, so that the heat flows in the flow channel of the draining plate 44 through the heat, the heat is dissipated from the draining holes 45, and the residual moisture of the extrusion die head 512 after the cleaning by the ultrasonic stirring and cleaning mechanism is subjected to thermal draining;
step four, after the draining operation is finished, controlling the first air cylinder 51 to contract again until the first air cylinder is completely contracted, controlling the second driving motor 57 to work, converting electric energy into mechanical energy, driving the fan blades 59 connected with the connecting shaft 58 to generate wind energy, and guiding the generated wind energy into the air guide pipe 510, wherein the multi-port air guide plate 511 is communicated with the air guide pipe 510, so that wind flowing into the air guide pipe 510 blows air to the spinneret orifices of the extrusion die head 512 through the multi-port air guide plate 511, and thus whether the spinneret orifices of the extrusion die head 512 after being cleaned are blocked or not is detected, and two conditions occur:
firstly, all spinneret orifices of the extrusion die head 512 are not blocked, air passes through the spinneret orifices of the extrusion die head 512 and then blows to the micro air speed sensor 5 corresponding to the spinneret orifices of the extrusion die head 512, the air speed is detected by the micro air speed sensor 5, a detection signal is displayed on the display screen 516, and finally, the cleaned extrusion die head 512 is taken down and replaced;
secondly, one or more spinneret holes of the extrusion die head 512 are blocked, wind is blocked in the spinneret holes of the extrusion die head 512, at the moment, the micro wind speed sensor 5 corresponding to the spinneret holes of the extrusion die head 512 does not sense the wind, after the wind speed sensor 5 corresponding to the spinneret holes of the extrusion die head 512 detects the wind, the red light is displayed through the display screen 516, the extrusion die head 512 is cleaned again, and the actions of the second step, the third step and the fourth step are repeated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (2)
1. The utility model provides a melt and spout cloth production with die head self-cleaning equipment, includes base (1), its characterized in that: the ultrasonic stirring and cleaning device is characterized in that an ultrasonic stirring and cleaning mechanism is arranged on the upper surface of the base (1), the ultrasonic stirring and cleaning mechanism comprises a first driving motor (2) and an ultrasonic transducer (3), the extrusion die head (512) is subjected to ultrasonic cleaning through the ultrasonic transducer (3), meanwhile, the first driving motor (2) converts electric energy into mechanical energy, and stirring movement is carried out on the extrusion die head (512) in an ultrasonic cleaning state; the right side of the ultrasonic stirring and cleaning mechanism is provided with a moisture drying mechanism, the moisture drying mechanism comprises an air heater (4), the air heater (4) converts electric energy into heat energy, and the moisture remained on the surface of the extrusion die head (512) and in the spinneret holes after the ultrasonic stirring and cleaning mechanism is cleaned is dried; a dredging detection mechanism is arranged above the ultrasonic stirring and cleaning mechanism and comprises a micro air speed sensor (5), and the micro air speed sensor (5) detects whether the blockage occurs in the spinneret orifice of the extrusion die head (512); the ultrasonic stirring and cleaning mechanism further comprises a cleaning box (21), the cleaning box (21) is made of a 304L stainless steel plate, the first driving motor (2) is fixedly installed on the upper surface of the base (1), the lower surface of the cleaning box (21) is fixedly connected with the upper surface of the base (1), the cleaning box (21) is located above the first driving motor (2), a transmission shaft (22) is fixedly installed on an output shaft of the first driving motor (2) through a coupler, and one end of the transmission shaft (22) penetrates through a bearing and extends into the cleaning box (21); one end of the transmission shaft (22) is fixedly connected with a stirring blade (23), the stirring blade (23) is made of stainless steel, cleaning liquid is arranged in the cleaning box (21), and the four ultrasonic transducers (3) are fixedly arranged on the peripheral outer surface of the cleaning box (21); the upper surface of the base (1) is fixedly provided with a supporting block (41), the right side surface of the supporting block (41) is fixedly provided with a connecting block (42), the hot air blower (4) is fixedly arranged on the front surface of the connecting block (42), an air outlet of the hot air blower (4) is fixedly connected with a heat conduction pipe (43), one end of the heat conduction pipe (43) is fixedly communicated with a draining plate (44), one end of the heat conduction pipe (43) is fixedly communicated with the inner wall of the right side of a flow channel of the draining plate (44), the upper surface of the draining plate (44) is C-shaped, draining holes (45) distributed in a rectangular array are formed in the front inner wall and the rear inner wall of the flow channel of the draining plate (44), one end of each draining hole (45) penetrates through and extends to the inner side surface of the draining plate (44), the lower surface of the draining plate (44) is contacted with the upper surface of the cleaning box (21), and the left side of the upper surface of the cleaning box (21) is fixedly provided with an infrared light switch (46); the dredging detection mechanism further comprises a first air cylinder (51), the first air cylinder (51) is fixedly mounted on the upper surface of the supporting block (41), the outer surface of the lower end of a shell of the first air cylinder (51) penetrates through and extends to the lower surface of the supporting block (41), one end of a piston rod of the first air cylinder (51) is fixedly connected with a placing frame (52), the inner bottom wall of the placing frame (52) is inclined, a limiting groove (53) is formed in the right side surface of the placing frame (52), the extrusion die head (512) is placed on the inner wall of the limiting groove (53), a tightening block (54) is in threaded connection with the inner wall of the placing frame (52) close to the right side of the limiting groove (53), the left side surface of the tightening block (54) is in contact with the right side surface of the extrusion die head (512), cleaning holes (55) distributed in a rectangular array are formed in the inner side wall and the inner bottom wall of the limiting groove (53), and the inner wall of the cleaning holes (55) penetrates through and extends to the outer surface of the placing frame (52); a mounting hole (56) is formed in the front face of the supporting block (41), a second driving motor (57) is fixedly mounted on the rear inner wall of the mounting hole (56), and a connecting shaft (58) is fixedly mounted on an output shaft of the second driving motor (57) through a coupling;
one end of the connecting shaft (58) is fixedly sleeved with a fan blade (59), the front inner wall of the supporting block (41) close to the mounting hole (56) is fixedly connected with an air guide pipe (510), and the rear end inner wall of the air guide pipe (510) is fixedly communicated with the front inner wall of the mounting hole (56); a multi-opening air guide plate (511) is fixedly communicated with the inner wall of the front end of the air guide pipe (510), air outlets of the multi-opening air guide plate (511) correspond to spinneret orifices of the extrusion die head (512) one by one, a second air cylinder (513) is fixedly installed on the upper surface of the supporting block (41), one end of a piston rod of the second air cylinder (513) is fixedly connected with an installation block (514), and the second air cylinder (513) is located at the front part of the first air cylinder (51);
the right side surface of the mounting block (514) is C-shaped, twenty-two micro wind speed sensors (5) are divided into two groups by taking eleven as a group and are respectively fixedly mounted on the upper surface and the lower surface of the mounting block (514), and the micro wind speed sensors (5) correspond to spinneret holes of the extrusion die head (512) one by one.
2. The automatic cleaning device for the die head for melt-blown fabric production according to claim 1, wherein: the upper surface of base (1) is fixed mounting respectively has controller (515) and display screen (516).
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| CN202210117744.6A CN114318554B (en) | 2022-02-08 | 2022-02-08 | Die head automatic cleaning equipment for melt-blown fabric production |
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| CN202210117744.6A CN114318554B (en) | 2022-02-08 | 2022-02-08 | Die head automatic cleaning equipment for melt-blown fabric production |
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| CN114318554B true CN114318554B (en) | 2022-12-09 |
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| CN111389814A (en) * | 2020-04-07 | 2020-07-10 | 中国科学院宁波材料技术与工程研究所 | Vibrating plate type ultrasonic cleaning device and cleaning method for chemical fiber spinneret plate |
| CN111744885A (en) * | 2020-07-13 | 2020-10-09 | 盐城工学院 | Nondestructive cleaning equipment and cleaning method for melt-blowing die |
| CN213772287U (en) * | 2020-10-13 | 2021-07-23 | 江苏顺泽高性能纤维制造有限公司 | Die head for melt-blown fabric production |
| CN213951425U (en) * | 2020-09-15 | 2021-08-13 | 无锡南方声学工程有限公司 | Ultrasonic cleaner for spinneret plate |
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2022
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05140812A (en) * | 1991-11-18 | 1993-06-08 | Toray Ind Inc | Method for cleaning part of spinning pack |
| CN101805930A (en) * | 2010-04-28 | 2010-08-18 | 太原理工大学 | Method for cleaning polyphenylene sulfide melt spinning spinneret |
| CN107541797A (en) * | 2017-09-26 | 2018-01-05 | 中安信科技有限公司 | The high-efficiency washing method of polyacrylonitrile-based carbon fibre dry-jet wet-spinning special spinning jet |
| CN111389814A (en) * | 2020-04-07 | 2020-07-10 | 中国科学院宁波材料技术与工程研究所 | Vibrating plate type ultrasonic cleaning device and cleaning method for chemical fiber spinneret plate |
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| CN213951425U (en) * | 2020-09-15 | 2021-08-13 | 无锡南方声学工程有限公司 | Ultrasonic cleaner for spinneret plate |
| CN213772287U (en) * | 2020-10-13 | 2021-07-23 | 江苏顺泽高性能纤维制造有限公司 | Die head for melt-blown fabric production |
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| CN114318554A (en) | 2022-04-12 |
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