CN114214739B - Rotary spinning head for electrostatic spinning device - Google Patents

Abstract

The invention discloses a rotary spinning head for an electrostatic spinner, which comprises a circular bottom plate, support plates, circular plates and guide rails, wherein the top of the circular bottom plate is provided with two groups of support plates which are arranged in front and back, and the tops of the two groups of support plates are provided with the circular plates; the top of the circular plate is provided with a guide rail; the outer surface of the guide rail is connected with a plurality of groups of spinning head bodies which are uniformly arranged in series, each spinning head body consists of an upper combined ring, a lower combined ring, fixing blocks, grooves, locking nails and a semi-annular helical gear, the lower combined ring is installed at the bottom of the upper combined ring, the grooves are formed in two sides of the top of the lower combined ring, and the fixing blocks are installed on two sides of the bottom of the upper combined ring. The spinning head body is in a detachable and integrated state, the conical push rod is in a detachable and assembled state, so that the spinning head body and the conical push rod are convenient to replace, and meanwhile, the spinning head body can perform annular revolution and push autorotation on the outer surface of the guide rail, so that the nano material sprayed on the fiber bundle is spiral.

Description

Rotary spinning head for electrostatic spinning device

Technical Field

The invention relates to the technical field of spinning nozzles, in particular to a rotary spinning nozzle for an electrostatic spinning device.

Background

Electrostatic spinning refers to the jet spinning of polymer solution or melt in a strong electric field, under the action of the electric field, the liquid drop at the needle head changes from spherical to conical and extends from the conical tip to obtain fiber filament, and in this way, polymer filament with nanometer diameter can be produced.

The existing spinning head has the defects that:

1. patent document CN112501700A discloses a rotary tabling electrostatic spinning device and a spinning method, "the rotary tabling electrostatic spinning device includes an outer hollow cylindrical spinneret and an inner hollow cylindrical, an injector for injecting a spinning solution into the inner hollow cylindrical, a numerical control micro-injection pump for controlling the injector, a high-voltage positive electrode connected with the inner hollow cylindrical, and the like. And (3) injecting spinning solution into the inner hollow cylinder, opening a servo motor to drive an outer hollow cylinder spinning nozzle to rotate when the spinning solution rises and the liquid level is higher than the top opening of the inner hollow cylinder, opening and connecting a high-voltage anode, increasing voltage, generating a plurality of electrostatic spinning jet flows above the opening, starting an electrostatic spinning process, and receiving the electrostatic spinning jet flows through a collecting device. Because the spinning solution can form the liquid membrane of different states on the opening of different forms, and then produce different fineness efflux, this application can prepare four kinds or multiple diameter distribution and well-stratified nanofiber membrane under the condition of not using multiple spinning solution and not adjusting spinning parameter. "however, the spinning head in the device is not in a detachable state, and when the device is in a problem, the spinning head is not convenient to detach from the accessory structure for replacement;

2. patent document CN103590121A discloses a linear jet nozzle-free electrostatic spinning device, "including feed mechanism, raw material storage chamber, spinning roller, roller heating device, spinning water conservancy diversion piece, motor, electrode plate, high-voltage electrostatic generator, the box of drawing air, the air exhauster, shop's guipure and hot rolling receiving arrangement, spinning water conservancy diversion piece and the roll body surface in close contact with of spinning roller, polymer solution or fuse-element are attached to the roll body surface of spinning roller, when the raw materials rotated to spinning water conservancy diversion piece position along with spinning roller, just can climb to on the water conservancy diversion piece, thereby form linear jet under the electrostatic field force effect, spinning water conservancy diversion piece can prevent that the not-used feed liquid from flowing back to the stock solution pond in, influence stock solution concentration. The utility model provides a linear efflux does not have shower nozzle formula electrostatic spinning device combines the advantage that spinning roller spinning output is high, introduces the water conservancy diversion piece, has solved the uneven difficult problem of efflux promptly, has realized the roll body automatically cleaning of spinning roller again, has satisfied the essential demand of industrial production stability. However, in the device, the sprayed nano material cannot present a spiral shape, so that the diversity of the pattern is influenced;

3. patent document CN108823652A discloses a melt electrostatic spinning device, which comprises a feeding unit, an electrostatic spinning unit, an atmosphere adjusting unit and a control unit; the feeding unit comprises a feeding roller, a feeding stepping motor connected with the feeding roller, a nip roller arranged in parallel with the feeding roller, a spinning material roller for feeding materials to a gap between the feeding roller and the nip roller, and a spinning material heater; the electrostatic spinning unit comprises a grounded spray head, an adjustable high-voltage electrostatic generation module and an electrospun fiber collecting plate connected with the anode of the adjustable high-voltage electrostatic generation module; the atmosphere adjusting unit comprises a gas flow heater; the control unit comprises a gas flow sensor, a temperature sensor, a control panel, a transformer and a controller. The application has the advantages of high integration degree, controllable temperature and flow of spinning materials, adjustable spinning voltage, adjustable spinning distance, continuous production operation and better application prospect in the field of melt electrostatic spinning. "however, in the present apparatus, when the main parts thereof are seriously damaged, they are not easily replaced, so that the subsequent work is affected;

4. patent document CN208917353U discloses an electrostatic spinning device with a rotatable nozzle, "comprising an injection pump, a plurality of liquid storage devices, a high voltage power supply, a receiving plate, a rotating shaft and a driver; the rotating plate is fixed on a rotating shaft, and the rotating shaft is driven to rotate by a driver; a plurality of groups of spinning needle heads are arranged on the rotating plate at intervals, each group of spinning needle heads is connected to a corresponding liquid storage device through a liquid conveying pipe, and all the spinning needle heads are electrically connected with a high-voltage power supply; the injection pump can independently drive the single liquid storage device to enable the spinning solution in the liquid storage device to enter the corresponding spinning needle head. The electrostatic spinning device with the rotatable spray head can replace multiple existing electrostatic spinning devices, does not need to switch the electrostatic spinning devices, is simple and convenient to operate, facilitates automation and is high in preparation efficiency. However, in this apparatus, the spinning head itself cannot rotate, and the diversity of the actual spinning pattern is affected.

Disclosure of Invention

The present invention is directed to a rotary spinneret for an electrospinning device to solve the above problems of the related art.

In order to achieve the purpose, the invention provides the following technical scheme: a rotary spinning head for an electrostatic spinner comprises a circular bottom plate, supporting plates, circular plates and guide rails, wherein the top of the circular bottom plate is provided with two groups of supporting plates which are arranged in front and back, and the tops of the two groups of supporting plates are provided with the circular plates;

the top of the circular plate is provided with a guide rail;

the outer surface of guide rail has concatenated the spinneret body that the multiunit was evenly arranged, the spinneret body comprises last combined ring, lower combined ring, fixed block, recess, locking nail and semi-annular helical gear, the combined ring is installed down to the bottom of going up the combined ring, the top both sides of combined ring all are provided with the recess down, the fixed block is all installed to the bottom both sides of going up the combined ring, and the outer wall of two sets of fixed blocks respectively with the inner wall laminating of two sets of recesses, and the locking nail is all installed to one side outer wall of two sets of recesses, and the inside of two sets of fixed blocks is run through respectively to the one end of two sets of locking nails, the semi-annular helical gear is all installed to the inner wall of going up combined ring and lower combined ring.

Preferably, the outer surfaces of the upper combination ring and the lower combination ring are provided with annular grooves, the inner walls of one group of annular grooves are provided with arc-shaped embedded plates, the bottoms of the arc-shaped embedded plates are provided with connecting columns, the bottoms of the connecting columns are provided with connection plates, one ends of the connection plates are provided with fixing columns, and the bottoms of the fixing columns are provided with annular gears.

Preferably, two sets of support piece of arranging side by side are installed at the top of circle bottom plate, and the U template is all installed at two sets of support piece's top, and the top of U template and ring gear's bottom laminating, and servo motor is installed at the top of circle bottom plate, and servo motor's output is installed with straight-teeth gear one through the axle, and passes through tooth's socket coordination connection between straight-teeth gear one and the ring gear.

Preferably, the top of guide rail is installed the multiunit and is the threaded rod that the annular was evenly arranged, and the surface of multiunit threaded rod all installs the linking lantern ring, links up the top of lantern ring and installs the toper push rod, and the top of toper push rod and the inner wall laminating of semi-annular helical gear.

Preferably, the outer surface of the guide rail is provided with a gear groove, the top of the circular plate is provided with an annular embedding groove, the bottom of the guide rail is provided with an annular movable plate, and the outer wall of the annular movable plate is attached to the inner wall of the annular embedding groove.

Preferably, a lifting column is installed at the top of the circular bottom plate, a fixed circular plate is installed at the top of the lifting column, a driving motor is installed at the top of the fixed circular plate, and a second spur gear is installed at the output end of the driving motor through a shaft.

Preferably, the second spur gear is connected with the gear groove in a tooth groove coordination mode.

Preferably, an isolation cylinder is installed at the top of the round bottom plate, a fixing ring is installed at the top of the round bottom plate, the inner wall of the fixing ring is attached to the outer surface of the isolation cylinder, a fiber bundle is installed on the bottom wall of the isolation cylinder, and the top of the fiber bundle penetrates through the inside of the guide rail.

Preferably, the rotary spinning head comprises the following working steps:

s1, a worker places an isolation cylinder on a round bottom plate, causes the outer wall of the isolation cylinder to be attached to the inner wall of a fixed ring, then places a guide rail right above the round plate, and then drives the guide rail to move downwards, so that an annular movable plate arranged at the bottom of the guide rail is clamped in an annular embedding groove;

s2, connecting the spinning head body with a guide rail in series by a worker, wherein the lower combined ring is arranged below the circular plate, the upper combined ring is arranged above the guide rail and is positioned right above the lower combined ring, then the two groups of combined rings are driven to move relatively, two groups of fixed blocks arranged at the bottom of the upper combined ring are respectively inserted into grooves arranged at two sides of the top of the lower combined ring, then the corresponding locking nails are aligned to one side of the grooves, and a rotating force in a set direction is applied to the locking nails to enable the tail ends of the locking nails to penetrate through the grooves and the fixed blocks so as to integrate the upper combined ring and the lower combined ring into a whole;

s3, starting a driving motor to enable an output shaft of the driving motor to rotate towards a set direction according to a set rotating speed, enabling a second straight gear installed on the outer surface of the output shaft to rotate along with the second straight gear, and enabling a plurality of groups of conical push rods uniformly distributed in an annular mode above the guide rail to generate a pushing force to a semi-annular helical gear in the spinning head body when the second straight gear rotates and the gear grooves on the outer surface of the guide rail are connected in a tooth groove coordination mode, and then transmitting the pushing force to the spinning head body to enable the spinning head body to rotate around the whole outer surface formed by the guide rail and the circular plate in a combined mode;

s4, starting a servo motor, enabling an output shaft of the servo motor to rotate clockwise according to a set rotating speed, then driving a first straight gear to rotate along with the straight gear, and transmitting the rotating force to the position of an arc-shaped embedded plate through a whole formed by a fixed column, a connecting plate and a connecting column as the first straight gear rotates and the ring gear is matched and combined through a tooth groove, wherein the arc-shaped embedded plate is mutually clamped with an annular groove formed in the outer surface of the spinning head body, so that the arc-shaped embedded plate drives the spinning head body to revolve along the outer surface of a guide rail, and after the spinning head body rotates to the position of a support plate, the servo motor drives the first straight gear to rotate anticlockwise;

s5, if the outer surface of one group of the conical push rods in the device is excessively abraded, anticlockwise rotating force is applied to the conical push rods to enable the connecting sleeve rings to be separated from the threaded rod, then the other group of the connecting sleeve rings provided with the conical push rods are placed at the top of the threaded rod, and then clockwise rotating force is applied to the connecting sleeve rings to enable the connecting sleeve rings to be tightly attached to the threaded rod.

Compared with the prior art, the invention has the beneficial effects that:

1. in the invention, the lower combined ring is arranged below the circular plate, and then the upper combined ring and the lower combined ring are integrated to form a complete annular body, two groups of fixed blocks arranged at the bottom of the upper combined ring are respectively inserted into the grooves arranged at two sides of the top of the lower combined ring, then the corresponding locking nails are aligned to one side of the grooves, and a rotating force in a set direction is applied to the locking nails to ensure that the tail ends of the locking nails penetrate through the grooves and the insides of the fixed blocks so as to integrate the upper combined ring and the lower combined ring, otherwise, the two groups of combined rings can be separated by taking down the locking nails, and the aim of disassembly is achieved;

2. according to the spinning head, when a worker starts a servo motor, an output shaft of the servo motor rotates clockwise or anticlockwise according to a set rotating speed, then a straight gear can be driven to rotate synchronously, and then a ring gear is driven by an external force to rotate towards the set direction, a rotating force can be transmitted to the arc-shaped embedded plate through the whole body, the rear arc-shaped embedded plate drives the spinning head body to revolve along the outer surface of the guide rail, and the revolution of the rear arc-shaped embedded plate is matched with the rotation of the spinning head body, so that a nano material sprayed on a fiber bundle can be conveniently in a spiral shape;

3. according to the invention, the internal threads of the connecting sleeve ring and the threads arranged on the outer surface of the threaded rod can be matched with each other, so that the connecting sleeve ring and the threaded rod can be conveniently disassembled and assembled, and when the top of the conical push rod is seriously worn, the conical push rod can be conveniently replaced, so that the pushing force generated by the connecting sleeve ring and the semi-annular helical gear when the connecting sleeve ring rotates along with the guide rail is improved;

4. in the invention, the driving motor is started to drive the output shaft of the driving motor to drive the second straight gear to rotate towards the set direction according to the set rotating speed, and the second straight gear is in coordination connection with the gear groove on the outer surface of the guide rail through the tooth grooves, so that the guide rail and the conical push rods rotate along with the rotation of the second straight gear, and then a plurality of groups of conical push rods which are uniformly arranged in an annular shape can generate driving force for the semi-annular helical gear in the spinning head body so as to facilitate the spinning head body to rotate.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the installation structure of the circular base plate, the isolation cylinder and the fixing ring according to the present invention;

FIG. 3 is a schematic view of the mounting structure of the upper and lower split rings according to the present invention;

FIG. 4 is a schematic view of the structure of FIG. 1 at A according to the present invention;

FIG. 5 is a schematic view of an installation structure of a ring gear, a servo motor and a spur gear I;

FIG. 6 is a schematic view of the installation structure of the threaded rod, the engaging collar and the tapered push rod according to the present invention;

FIG. 7 is a schematic structural view of the guide rail and the annular movable plate of the present invention;

FIG. 8 is a schematic view of an installation structure of a gear groove, a driving motor and a second spur gear.

In the figure: 1. a round bottom plate; 2. a support plate; 3. a circular plate; 4. a guide rail; 5. a spinning head body; 6. an upper combined ring; 7. a lower combination ring; 8. a fixed block; 9. a groove; 10. locking the nail; 11. a semi-annular helical gear; 12. an annular groove; 13. an arc-shaped embedded plate; 14. connecting columns; 15. a connector tile; 16. fixing the column; 17. a ring gear; 18. a support member; 19. a servo motor; 20. a first straight gear; 21. a threaded rod; 22. engaging the lantern ring; 23. a tapered push rod; 24. a gear groove; 25. an annular fitting groove; 26. an annular movable plate; 27. lifting the column; 28. fixing the circular plate; 29. a drive motor; 30. a second straight gear; 31. an isolation cylinder; 32. a fixing ring; 33. a fiber bundle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

As shown in fig. 1 and 3, a rotary spinneret for an electrostatic spinner comprises a circular base plate 1, support plates 2, circular plates 3 and guide rails 4, wherein two groups of support plates 2 arranged in front and back are mounted at the top of the circular base plate 1, and the circular plates 3 are mounted at the tops of the two groups of support plates 2;

the top of the circular plate 3 is provided with a guide rail 4;

the surface of guide rail 4 has concatenated the spinneret body 5 that the multiunit was evenly arranged, spinneret body 5 is by last combined ring 6, combined ring 7 down, fixed block 8, recess 9, locking nail 10 and semi-annular helical gear 11 are constituteed, combined ring 7 is installed down to the bottom of going up combined ring 6, combined ring 7's top both sides all are provided with recess 9 down, fixed block 8 is all installed to the bottom both sides of going up combined ring 6, and the outer wall of two sets of fixed blocks 8 is laminated with the inner wall of two sets of recesses 9 respectively, locking nail 10 is all installed to one side outer wall of two sets of recesses 9, and the one end of two sets of locking nails 10 runs through the inside of two sets of fixed blocks 8 respectively, semi-annular helical gear 11 is all installed to the inner wall of going up combined ring 6 and lower combined ring 7.

Specifically, the upper and lower combination rings are in a non-fixed joint state and are detachable, so that the spinneret body 5 formed by combining the upper and lower combination rings can be conveniently taken down from the outer surface of the guide rail 4, otherwise, when the spinneret body 5 is connected in series with the guide rail 4, the lower combination ring 7 needs to be arranged below the circular plate 3, then the upper combination ring 6 and the lower combination ring 7 are integrated to form a complete annular body, at the moment, two groups of fixing blocks 8 arranged at the bottom of the upper combination ring 6 are respectively inserted into the grooves 9 arranged at two sides of the top of the lower combination ring 7, then the corresponding locking pin 10 can be aligned to one side of the groove 9, and a rotating force in a set direction is applied to the locking pin 10, so that the tail end of the locking pin penetrates through the grooves 9 and the insides of the fixing blocks 8 to integrate the upper and lower combination rings into a whole, wherein the outer surface of the spinneret body 5 is provided with a spinneret jacket which can be a matrix-arranged needle-type spinneret, wherein the thickness and the arranged density of a spinneret can be adjusted according to the properties of a spinning solution, otherwise, the spinneret structure can also be a spiral-blade structure, and the height of a spinning solution can be adjusted according to the spinning solution.

Example two

As shown in fig. 1, 4 and 5, annular grooves 12 are formed in the outer surfaces of the upper combination ring 6 and the lower combination ring 7, an arc-shaped engagement plate 13 is installed on the inner wall of one group of annular grooves 12, a connection column 14 is installed at the bottom of the arc-shaped engagement plate 13, a connection plate 15 is installed at the bottom of the connection column 14, a fixed column 16 is installed at one end of the connection plate 15, and an annular gear 17 is installed at the bottom of the fixed column 16.

Two sets of support piece 18 of arranging side by side are installed to the top of circular bottom plate 1, and the U template is all installed at two sets of support piece 18's top, and the top of U template and ring gear 17's bottom laminating, and servo motor 19 is installed at the top of circular bottom plate 1, and straight-teeth gear 20 is installed through the axle to servo motor 19's output, and is connected through the tooth's socket coordination between straight-teeth gear 20 and the ring gear 17.

Specifically, the circular groove 12 and the arc-shaped embedded plate 13 are in a non-fixed joint state, so that the rotation of the spinneret body 5 is not affected, wherein the whole body formed by the connecting column 14, the connecting plate 15 and the fixing column 16 can be used for connecting the arc-shaped embedded plate 13 and the ring gear 17, when the ring gear 17 is driven by external force to rotate towards a set direction, the rotating force can be transmitted to the arc-shaped embedded plate 13 through the whole body, then the arc-shaped embedded plate 13 drives the spinneret body 5 to revolve along the outer surface of the guide rail 4, the revolution is matched with the rotation of the spinneret body 5, so that nano materials sprayed on the fiber bundle 33 can be in a spiral shape, the supporting piece 18 has a certain height and is used for lifting the U-shaped plate to a set height position, then the ring gear 17 is conveniently placed at a proper height position, meanwhile, the U-shaped embedded plate and the ring gear 17 are in a non-fixed joint state, when a worker starts the servo motor 19, an output shaft of the servo motor rotates clockwise or anticlockwise according to a set rotating speed, then the straight gear 20 can be driven to synchronously rotate, then the ring gear 17 rotates, and then the ring gear 17 rotates along with the fixed column 16, the arc-shaped embedded plate 15 and the connecting column 14 to be combined into the whole spinneret body to be transmitted to the integral spinneret body 5.

EXAMPLE III

As shown in fig. 1 and 6, a plurality of groups of threaded rods 21 are uniformly arranged in an annular shape and are installed at the top of the guide rail 4, engaging collars 22 are installed on the outer surfaces of the plurality of groups of threaded rods 21, a tapered push rod 23 is installed at the top of the engaging collars 22, and the top of the tapered push rod 23 is attached to the inner wall of the semi-annular helical gear 11.

Specifically, the internal thread of the engaging collar 22 and the thread provided on the outer surface of the threaded rod 21 can be matched with each other, so as to facilitate the detachable assembly between the two, when the top of the tapered push rod 23 is seriously worn, a counterclockwise rotation force can be applied to the engaging collar 22 to separate the engaging collar from the threaded rod 21, and then another new set of tapered push rod 23 can be replaced to improve the pushing force generated by the semi-annular helical gear 11 while the engaging collar follows the guide rail 4 to rotate.

Example four

As shown in fig. 1, 3, 7 and 8, the outer surface of the guide rail 4 is provided with a gear groove 24, the top of the circular plate 3 is provided with an annular fitting groove 25, the bottom of the guide rail 4 is mounted with an annular movable plate 26, and the outer wall of the annular movable plate 26 is fitted with the inner wall of the annular fitting groove 25.

Concretely, gear groove 24 can be connected through the tooth's socket coordination between two 30 with the straight-teeth gear, then power under the drive of external force of two 30 of straight-teeth gear itself, this turning force can be transmitted to guide rail 4 place through gear groove 24, make guide rail 4 follow the rotation, each part synchronous rotation in guide rail 4 top, then this turning force transmission to semi-annular helical gear 11 place, can make spinning head body 5 rotation, the setting of annular gomphosis groove 25 is used for annular movable plate 26's block, and be in the non-fixed laminating state between the two, do not influence then guide rail 4 and annular movable plate 26 and rotate along the inside of annular gomphosis groove 25 under the drive of external force.

The top of the circular bottom plate 1 is provided with a lifting column 27, the top of the lifting column 27 is provided with a fixed circular plate 28, the top of the fixed circular plate 28 is provided with a driving motor 29, and the output end of the driving motor 29 is provided with a second straight gear 30 through a shaft.

The second straight gear 30 and the gear groove 24 are connected in a coordination manner through a tooth groove.

Specifically, the lifting column 27 has a certain height for lifting the driving motor 29 to a proper height position, the fixed circular plate 28 provides a sufficient and stable installation position for the driving motor 29, after the driving motor 29 is started, the output shaft thereof can rotate towards a set direction according to a set rotation speed, and then the second spur gear 30 installed on the outer surface of the output shaft thereof can rotate along with the rotation, and then the rotation force is transmitted to the guide rail 4 through the gear groove 24.

An isolation cylinder 31 is installed at the top of the round bottom plate 1, a fixing ring 32 is installed at the top of the round bottom plate 1, the inner wall of the fixing ring 32 is attached to the outer surface of the isolation cylinder 31, a fiber bundle 33 is installed on the bottom wall of the isolation cylinder 31, and the top of the fiber bundle 33 penetrates through the inside of the guide rail 4.

Specifically, a fixing assembly state is arranged between the fixing ring 32 and the round bottom plate 1, wherein a non-fixing fitting state is arranged between the isolating cylinder 31 and the fixing ring 32, when the isolating cylinder 31 is placed, the isolating cylinder needs to be placed on the round bottom plate 1, and then the isolating cylinder is driven to move downwards, so that the outer wall of the isolating cylinder is fitted with the inner wall of the fixing ring 32.

Specifically, the working steps of the rotary spinning head are as follows:

s1, a worker places an isolation cylinder 31 on a circular bottom plate 1, causes the outer wall of the isolation cylinder to be attached to the inner wall of a fixed ring 32, then places a guide rail 4 right above a circular plate 3, and then drives the guide rail 4 to move downwards, so that an annular movable plate 26 arranged at the bottom of the guide rail 4 is clamped in an annular embedding groove 25;

s2, then, a worker connects the spinning head body 5 with the guide rail 4 in series, wherein the lower combined ring 7 is arranged below the circular plate 3, then the upper combined ring 6 is arranged above the guide rail 4 and is enabled to be positioned right above the lower combined ring 7, then, the two groups of combined rings are driven to move relatively, two groups of fixed blocks 8 arranged at the bottom of the upper combined ring 6 are enabled to be respectively inserted into grooves 9 arranged at two sides of the top of the lower combined ring 7, then, the corresponding locking nails 10 are aligned to one side of the grooves 9, and rotating force in a set direction is applied to the locking nails 10, so that the tail ends of the locking nails penetrate through the grooves 9 and the fixed blocks 8, and the upper and lower groups of combined rings are integrated into a whole;

s3, starting a driving motor 29 to enable an output shaft of the driving motor to rotate towards a set direction according to a set rotating speed, enabling a second straight gear 30 installed on the outer surface of the output shaft to rotate along with the straight gear, and enabling a plurality of groups of conical push rods 23 uniformly distributed in an annular shape above a guide rail 4 to generate a pushing force for a semi-annular helical gear 11 in a spinning head body 5 when the second straight gear 30 rotates and the guide rail 4 and each component on the top of the guide rail 4 rotate along with the rotation of the second straight gear 30 and a gear groove 24 on the outer surface of the guide rail 4 through tooth groove coordination connection, and then transmitting the pushing force to the spinning head body 5 to enable the spinning head body to rotate around the whole outer surface formed by combining the guide rail 4 and a circular plate 3;

s4, starting a servo motor 19, enabling an output shaft of the servo motor to rotate clockwise according to a set rotating speed, then driving a first spur gear 20 to rotate along with the straight gear 20, enabling the first spur gear 20 to rotate while the ring gear 17 rotates, then transmitting the rotating force to the position of an arc-shaped embedded plate 13 through a whole formed by a fixed column 16, a connecting plate 15 and a connecting column 14, enabling the arc-shaped embedded plate 13 to drive a spinning head body 5 to revolve along the outer surface of a guide rail 4 due to the fact that the arc-shaped embedded plate 13 is mutually clamped with an annular groove 12 formed in the outer surface of the spinning head body 5, and enabling the servo motor 19 to drive the first spur gear 20 to rotate anticlockwise after the spinning head body 5 rotates to the position of a support plate 2;

s5, if the outer surface of one group of the conical push rods 23 is excessively abraded, anticlockwise rotating force is applied to the conical push rods 23 to enable the connecting lantern rings 22 to be separated from the threaded rod 21, then the other group of the connecting lantern rings 22 provided with the conical push rods 23 is placed at the top of the threaded rod 21, and then clockwise rotating force is applied to the conical push rods 22 to enable the conical push rods to be tightly attached to the threaded rod 21.

The working principle is as follows: the driving motor 29 is started to drive the straight gear two 30 to rotate towards the set direction according to the set rotating speed, the straight gear two 30 is connected with the gear groove 24 on the outer surface of the guide rail 4 through tooth groove coordination, when the straight gear two 30 rotates, the guide rail 4 and the conical push rods 23 rotate along with the straight gear two 30, then a plurality of groups of conical push rods 23 which are uniformly arranged in a ring shape can generate a driving force on the semi-ring-shaped helical gear 11 in the spinning head body 5, the driving force is transmitted to the spinning head body 5 to drive the spinning head body to rotate around the whole outer surface formed by the combination of the guide rail 4 and the circular plate 3, the servo motor 19 is started at the same time, the output shaft of the servo motor drives the straight gear one 20 to rotate clockwise according to the set rotating speed, then the ring-shaped gear 17 connected with the straight gear one 20 through the coordination tooth groove rotates along with the circular gear 17, then the rotary force is transmitted to the place where the arc-shaped embedded plate 13 is formed by the fixing column 16, the connecting plate 15 and the connecting column 14, the arc-shaped plate 13 drives the spinning head body 5 to drive the straight gear one 5 to rotate along the outer surface of the guide rail 4 along the spiral direction, and the revolution direction of the spinning head 5 is convenient for the revolution of the nano fiber spinning head to rotate along the revolution direction, and the revolution of the nano-spinning head 4.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (9)

1. The utility model provides an electrostatic spinning is with rotation type spinneret, includes round bottom plate (1), backup pad (2), circular slab (3) and guide rail (4), its characterized in that: two groups of supporting plates (2) which are arranged in the front-back direction are arranged at the top of the round bottom plate (1), and round plates (3) are arranged at the tops of the two groups of supporting plates (2);

the top of the circular plate (3) is provided with a guide rail (4);

the surface of guide rail (4) has concatenated spinning head body (5) that the multiunit was evenly arranged, spinning head body (5) comprises last built-up ring (6), lower built-up ring (7), fixed block (8), recess (9), locking nail (10) and semi-annular helical gear (11), built-up ring (7) down is installed to the bottom of going up built-up ring (6), the top both sides of built-up ring (7) all are provided with recess (9) down, fixed block (8) are all installed to the bottom both sides of going up built-up ring (6), and the outer wall of two sets of fixed blocks (8) is laminated with the inner wall of two sets of recesses (9) respectively, and locking nail (10) are all installed to one side outer wall of two sets of recesses (9), and the inside of two sets of fixed blocks (8) is run through respectively to the one end of two sets of locking nails (10), semi-annular helical gear (11) are all installed to the inner wall of going up built-up ring (6) and lower built-up ring (7).

2. A rotary spinning head for an electrospinning device according to claim 1, wherein: the outer surfaces of the upper combination ring (6) and the lower combination ring (7) are provided with annular grooves (12), the inner walls of one group of annular grooves (12) are provided with arc-shaped embedded plates (13), the bottoms of the arc-shaped embedded plates (13) are provided with connecting columns (14), the bottoms of the connecting columns (14) are provided with connecting plates (15), one ends of the connecting plates (15) are provided with fixing columns (16), and the bottoms of the fixing columns (16) are provided with annular gears (17).

3. A rotary spinning head for an electrospinning device according to claim 1, wherein: two sets of support piece (18) of arranging side by side are installed at the top of round bottom plate (1), and the U template is all installed at the top of two sets of support piece (18), and the top of U template and the bottom laminating of ring gear (17), and servo motor (19) are installed at the top of round bottom plate (1), and the output of servo motor (19) is installed through the axle and is had straight-teeth gear (20), and is connected through the tooth's socket coordination between straight-teeth gear (20) and ring gear (17).

4. A rotary spinneret according to claim 1, wherein: the top of guide rail (4) is installed the multiunit and is threaded rod (21) that the annular was evenly arranged, and the surface of multiunit threaded rod (21) all installs linking lantern ring (22), and toper push rod (23) are installed at the top of linking lantern ring (22), and the inner wall laminating of the top of toper push rod (23) and semi-annular helical gear (11).

5. A rotary spinneret according to claim 1, wherein: the outer surface of the guide rail (4) is provided with a gear groove (24), the top of the circular plate (3) is provided with an annular embedding groove (25), the bottom of the guide rail (4) is provided with an annular movable plate (26), and the outer wall of the annular movable plate (26) is attached to the inner wall of the annular embedding groove (25).

6. A rotary spinneret according to claim 1, wherein: lifting columns (27) are installed at the tops of the circular bottom plates (1), fixed circular plates (28) are installed at the tops of the lifting columns (27), driving motors (29) are installed at the tops of the fixed circular plates (28), and straight gears II (30) are installed at the output ends of the driving motors (29) through shafts.

7. A rotary spinneret according to claim 6, wherein: and the second straight gear (30) is connected with the gear groove (24) through tooth grooves in a coordination manner.

8. A rotary spinneret according to claim 1, wherein: isolation cylinder (31) are installed at the top of round bottom board (1), and solid fixed ring (32) are installed at the top of round bottom board (1), and the outer surface laminating of the inner wall of solid fixed ring (32) and isolation cylinder (31), and tow (33) are installed to the diapire of isolation cylinder (31), and the inside of guide rail (4) is run through at the top of tow (33).

9. A method of using a rotary spinneret for an electrospinning device, comprising the steps of:

s1, a worker places an isolation cylinder (31) on a round bottom plate (1), causes the outer wall of the isolation cylinder to be attached to the inner wall of a fixed ring (32), then places a guide rail (4) right above a round plate (3), and then drives the guide rail (4) to move downwards, so that an annular movable plate (26) installed at the bottom of the guide rail (4) is clamped in an annular embedding groove (25);

s2, then, a worker connects the spinning head body (5) with the guide rail (4) in series, wherein the lower combined ring (7) is arranged below the circular plate (3), then the upper combined ring (6) is arranged above the guide rail (4) and is positioned right above the lower combined ring (7), then the two groups of combined rings are driven to move relatively, two groups of fixed blocks (8) arranged at the bottom of the upper combined ring (6) are respectively inserted into the grooves (9) arranged at the two sides of the top of the lower combined ring (7), then the corresponding locking nails (10) are aligned to one side of the grooves (9), and a rotating force in a set direction is applied to the locking nails (10), so that the tail ends of the locking nails penetrate through the grooves (9) and the fixed blocks (8) to integrate the upper combined ring and the lower combined ring into a whole;

s3, starting a driving motor (29) to drive an output shaft of the driving motor to rotate towards a set direction according to a set rotating speed, wherein a second spur gear (30) arranged on the outer surface of the output shaft can rotate along with the rotation of the second spur gear (30), and the second spur gear (30) is connected with a gear groove (24) on the outer surface of the guide rail (4) in a tooth groove coordination manner, so that the guide rail (4) and parts on the top of the guide rail (4) rotate along with the rotation of the second spur gear (30), and when a plurality of groups of conical push rods (23) uniformly distributed in an annular manner above the guide rail (4) rotate along with the rotation of the parts, the conical push rods can generate a pushing force on a semi-annular helical gear (11) in the spinning head body (5), and then the pushing force is transmitted to the spinning head body (5) to drive the spinning head body to rotate around the whole outer surface formed by the combination of the guide rail (4) and the circular plate (3);

s4, starting a servo motor (19), enabling an output shaft of the servo motor to rotate clockwise according to a set rotating speed, then driving a first straight gear (20) to rotate along with the straight gear (20), enabling the first straight gear (20) to rotate while the ring gear (17) rotates due to the tooth space coordination combination between the first straight gear (20) and the ring gear (17), then transmitting the rotating force to the position of an arc-shaped embedded plate (13) through a whole formed by combining a fixing column (16), a connecting plate (15) and a connecting column (14), enabling the arc-shaped embedded plate (13) and a ring groove (12) formed in the outer surface of the spinning head body (5) to be mutually clamped, enabling the arc-shaped embedded plate (13) to drive the spinning head body (5) to revolve along the outer surface of the guide rail (4), and enabling the servo motor (19) to drive the first straight gear (20) to rotate anticlockwise after the spinning head body (5) rotates to the position of the support plate (2);

s5, if the outer surface of one group of the conical push rods (23) is excessively abraded, anticlockwise rotating force is applied to the conical push rods to enable the connecting lantern ring (22) and the threaded rod (21) to be separated from contact, then the other group of the connecting lantern ring (22) provided with the conical push rods (23) is placed at the top of the threaded rod (21), and then clockwise rotating force is applied to the connecting lantern ring to enable the connecting lantern ring and the threaded rod (21) to be tightly attached.

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