CN115896964A - Suspended centrifugal spinning fiber system - Google Patents

Abstract

A hanging type centrifugal spinning fiber system, comprising a driving device and a tank body with a key; the tank body with a key includes a body with a key and a tank body; A number of key grooves are arranged in the circumferential direction; the tank body includes first and second tank top walls, tank side walls and tank bottom walls; the center of the tank bottom wall is provided with a first perforation, and the keyed body is connected to the first perforation; the first tank One end of the top wall is connected to one end of the second tank top wall, the other end of the second tank top wall extends to the obliquely upward keyed body, the upper end of the tank side wall is connected to the other end of the first tank top wall, and the lower end of the tank side wall It is connected with the bottom wall of the tank; the first and second tank top walls, tank side walls, tank bottom wall and the keyed body are surrounded by a tank cavity with a top opening; multiple liquid outlets are arranged on the side wall of the tank, and the inside of the liquid outlet A nozzle is attached; the drive shaft of the drive unit extends to the center drive keyed tank body with a keyed cavity. This design is not only simple in structure, relatively stable in operation, but also high in production efficiency.

Description

A hanging centrifugal spinning fiber system

technical field

The invention relates to a spinning fiber device, which belongs to the field of spinning fiber machinery, in particular to a hanging centrifugal spinning fiber system.

Background technique

Centrifugal spinning fiber refers to the method that some polymer melts are thrown out of the pores by the centrifugal force and shear force generated by the high-speed rotating device to form fibers. It can be used to prepare long filament fibers and short fibers. Isotropic common polymer solutions or melts can be spun, and anisotropic polymer liquid crystal solutions or melts can also be spun.

The application number is 201920981737.4, and the application date is June 26, 2019. An application for invention discloses a composite centrifugal spinning device, which includes a rotary generator with a silk outlet on the side, used to drive the rotary generator The rotating driving device and the collecting device for collecting the silk from the outlet, the rotary generator has multiple cavities, and each cavity is respectively provided with a silk outlet, and the upper side of the rotary generator is provided with a plurality of feeding The openings are respectively connected with each cavity, and also include: a plurality of discharge openings, which are used to communicate with the feeding chambers of each feeding device respectively and are all located on the upper side of the feeding opening; an alignment correction device is used to control Each discharge port is aligned with the corresponding feed port. In the composite centrifugal spinning device, the rotary generator is provided with a plurality of cavities, and each cavity is respectively provided with a silk outlet to form a composite spinning during spinning, and the feed port of each cavity It is set correspondingly to the discharge port for liquid replenishment; although the centrifugal spinning equipment can perform centrifugal spinning to obtain fibers, it still has the following defects:

The structure of this design is relatively complicated, the operation is unstable, and the liquid supply is unstable, and the production efficiency is low.

The information disclosed in this background section is only intended to increase the understanding of the general background of the application, and should not be considered as an acknowledgment or any form of suggestion that the information constitutes the prior art already known to those skilled in the art.

Contents of the invention

The purpose of the present invention is to overcome the defects and problems of unstable operation and low production efficiency in the prior art, and provide a hanging centrifugal spinning fiber system with stable operation and high production efficiency.

To achieve the above objectives, the technical solution of the present invention is: a hanging centrifugal spinning fiber system, the centrifugal spinning fiber system includes a driving device and a tank with a key;

The keyed tank body includes a keyed body and a tank body; a keyed cavity is provided inside the keyed body, and a number of keyed grooves are provided on the inner wall of the keyed cavity along its axis;

The tank body includes a first tank top wall, a second tank top wall, a tank side wall and a tank bottom wall; a first perforation is opened in the center of the tank bottom wall, and the bottom end of the keyed body is connected to the first perforation connected;

One end of the first tank top wall is connected to one end of the second tank top wall, the other end of the second tank top wall extends toward the obliquely upward keyed body, and the upper end of the tank side wall is connected to the first tank top wall. The other end of the wall is connected, and the lower end of the side wall of the tank is connected with the bottom wall of the tank;

The first tank top wall, the second tank top wall, the tank side wall, the tank bottom wall and the keyed body are surrounded to form a tank cavity with an open top; the side wall of the tank is provided with a plurality of liquid outlets, so A nozzle is connected to the liquid outlet;

The driving shaft of the driving device extends to the center of the keyed cavity to drive the keyed tank body to move.

A keyed connector is movably connected in the keyed cavity; the keyed connector includes an upper cylinder and a lower cylinder, and the bottom of the upper cylinder is fixedly connected with a lower cylinder; the upper cylinder The outer wall is provided with several upper key protrusions along the circumference of its axis, and the dimensions of the upper key protrusions and the key grooves match each other;

An upper column cavity is opened in the upper column body, a keyway is opened on one side of the upper column cavity, a lower column cavity is opened in the lower column body, the diameter of the lower column cavity is larger than the upper column cavity, and the upper column cavity The cavity communicates with the lower column cavity, and the drive shaft extends into the upper column cavity.

The upper cylinder is located in the keyed cavity, the top surface of the upper cylinder is on the same level as the top surface of the keyed cavity, the upper key is located in the keyed groove, and the lower cylinder is protruded Extending downward from the keyed cavity, the end of the lower cylinder extending downward is connected with a locking nut cover.

The drive device also includes a motor and a motor key; one end of the drive shaft is connected to the motor, and the other end of the drive shaft extends through the upper column cavity to the lower column cavity and is sequentially connected with a lock nut and a retaining ring; The key of the motor is partially clamped in the shaft key groove of the drive shaft, and part of it is clamped in the key groove.

The locking nut is threadedly connected with the drive shaft and abuts against the inner bottom surface of the upper cylinder; the retaining ring is a horseshoe-shaped retaining ring, and the retaining ring is clipped on the motor shaft below the locking nut and connected with the lock The lock nuts fit together; the lock nuts and the retaining ring are both located in the lower column cavity.

A baffle plate is connected to the drive shaft between the motor and the keyed connector; the baffle plate is circular, and the center of the baffle plate is provided with a second perforation, and one side of the second perforation is opened There is a baffle keyway;

The drive shaft extends into the upper column cavity through the second through hole, the second through hole abuts on the shaft step of the drive shaft, and the motor key extends into the key slot through the key slot of the retaining plate.

The top surface of the upper cylinder is provided with a number of first threaded counterbores along its axis; the stop plate is provided with a number of second threaded holes matching with the first threaded counterbore; the second A bolt is passed between the threaded hole and the first threaded counterbore.

The nozzle includes a rear column, a middle column, a front column, a front narrow column, and a rear column cavity, a middle column cavity, a front column cavity, and a front narrow column cavity corresponding to each other;

The rear cylinder is inserted and connected with the liquid outlet; one end of the rear cylinder is connected with one end of the middle cylinder, and the other end of the middle cylinder is connected with one end of the front cylinder, and the front cylinder The other end is connected with one end of the front narrow column, and the other end of the front narrow column extends forward;

The diameter of the rear cylinder is consistent with that of the front cylinder, the diameter of the middle cylinder is larger than that of the rear cylinder, and the diameter of the front narrow cylinder is smaller than that of the front cylinder;

The tank cavity, the rear column cavity, the middle column cavity, the front column cavity and the front narrow column cavity are connected in sequence.

The nozzle is covered with a spinneret tube, and the spinneret tube includes a cake seat body, a column waist body, a cake precursor, a needle tube body, and a cake seat cavity, a column waist cavity, and a cake front cavity that are correspondingly opened inside them. lumen, needle lumen;

The cake base and the column waist are sleeved on the front narrow column; one end of the cake base is connected to one end of the column waist, and the other end of the column waist is connected to one end of the cake precursor. The other end of the cake precursor is connected to one end of the needle body, and the other end of the needle body extends forward;

The diameter of the needle tube body is smaller than the column waist body, the diameter of the column waist body is smaller than the cake seat body, and the diameter of the cake seat body is smaller than the cake precursor;

The cake front cavity is a conical cavity, and the front narrow column cavity is connected to the large diameter end of the cake front cavity after passing through the cake seat cavity and column waist cavity successively, and the small diameter end of the cake front cavity is connected to the needle tube The cavities are connected; the front narrow column cavity, the anterior cavity of the cake and the needle tube cavity are connected in sequence.

A needle tube fastener is sheathed on the nozzle, and the needle tube fastener fastens the spinning needle tube to the nozzle;

The needle tube fastener includes a column body and a column top cover, a column cavity is formed inside the column body, and a through hole is formed in the center of the column top cover;

The column body part is sleeved on the front column body, and the front narrow column body, cake seat body, column waist body, cake precursor body and part of the needle tube body are located in the column cavity; the other part of the needle tube body passes through the through hole to extend outside.

Compared with prior art, the beneficial effect of the present invention is:

1. In a hanging type centrifugal spinning fiber system of the present invention, it includes a drive device and a tank with a key; wherein the tank with a key includes a body with a key and a tank body; the body with a key is provided with a through cavity with a key, The inner wall of the keyed cavity is provided with a number of key grooves along the circumference of its axis; the tank body includes the first tank top wall, the second tank top wall, the tank side wall and the tank bottom wall; the center of the tank bottom wall is provided with a second One perforation, the bottom end of the body with the key is connected to the first perforation; one end of the top wall of the first tank is connected to one end of the top wall of the second tank, and the other end of the top wall of the second tank extends towards the body with the key obliquely above. The upper end of the side wall is connected to the other end of the first tank top wall, and the lower end of the tank side wall is connected to the bottom wall of the tank; the first tank top wall, the second tank top wall, the tank side wall, and the tank bottom wall are surrounded by the keyed body It is formed as a tank cavity with an open top; multiple liquid outlets are arranged on the side wall of the tank, and nozzles are connected in the liquid outlets; the drive shaft of the driving device extends to the center of the keyed cavity to drive the keyed tank body to move; Design In the application, the drive shaft extends to the center of the keyed cavity to drive the keyed tank to perform centrifugal motion, and the spinning fiber solution is thrown out of the nozzle by centrifugal force, and the drive shaft and the keyed tank run concentrically, and the centrifugal motion The operation stability of the machine is high, and the tank cavity with the top opening can continuously inject the spinning fiber solution for continuous spinning fiber operation, without stopping the machine for liquid injection, which improves the production efficiency. Therefore, the present invention not only operates more stably, but also has higher production efficiency.

2. In a hanging type centrifugal spinning fiber system of the present invention, a keyed connector is movably connected in the keyed cavity; the keyed connector includes an upper cylinder and a lower cylinder, and the bottom of the upper cylinder is fixedly connected with a The lower cylinder; the outer wall of the upper cylinder is provided with a number of upper key protrusions along the circumference of its axis, and the size of the upper key protrusions and the key grooves match each other; an upper column cavity is opened in the upper column, and a Keyway, the lower column is provided with a lower column cavity, the diameter of the lower column cavity is larger than the upper column cavity, the upper column cavity is connected with the lower column cavity, and the drive shaft extends into the upper column cavity; in the application of this design, the drive shaft extends to the upper column The operation of the keyed tank is driven by the upper key protrusion matching with the keyway in the cavity, and the mutual matching of the keyed connector and the keyed tank can avoid the gap between the parts during the centrifugal movement. If the keyed tank is damaged, the keyed connector can be replaced after it is worn to ensure the stability of the keyed tank and facilitate later maintenance. Therefore, the present invention not only has high stability, but also is convenient for maintenance.

3. In the hanging type centrifugal spinning fiber system of the present invention, the motor shaft passes through the gear plate and the keyed connector in sequence, and then the keyed connector is fastened through the lock nut and the retaining ring, and the lock below the keyed connector Tighten the nut cover to abut the keyed tank body on the retaining ring, and the retaining ring abuts on the shaft step, and the retaining ring and the keyed connector are fixedly connected by bolts; in the application of this design, through the shaft step, gear The plate, lock nut, retaining ring and lock nut cover fix the keyed connector, the keyed tank and the motor shaft to form an integral structure, which ensures the tight fit between the parts, so that during the centrifugal movement, the parts The centrifugal force between them is consistent, which further improves the operation stability of the system, and facilitates the installation and disassembly of the keyed tank. Therefore, the present invention not only has high stability, but also is convenient to assemble and disassemble.

4. In the hanging type centrifugal spinning fiber system of the present invention, multiple liquid outlets are arranged on the side wall of the tank, and nozzles are connected in the liquid outlets, and the nozzles are covered with spinning needles and needle fasteners; When the design is applied, the number of liquid outlets that can simultaneously output liquid can be adjusted according to the needs, and the output volume can be increased or decreased. The adjustability is high, and it can also input spinning with different characteristics during the continuous input process by controlling different time periods. Fiber solution, so that fiber materials with different characteristics can be obtained in the process of continuous centrifugal production, which improves the diversity of products. Therefore, the present invention not only has high adjustability, but also has high product diversity.

Description of drawings

Fig. 1 is a schematic diagram of the explosion structure of the present invention.

Fig. 2 is a structural schematic diagram of the driving device in the present invention.

Fig. 3 is a structural schematic diagram of the tank body with key in the present invention.

Fig. 4 is a schematic structural view of the tank body in the present invention.

Fig. 5 is a sectional view of a keyed can in the present invention.

Fig. 6 is a structural schematic diagram of the keyed connector in the present invention.

Fig. 7 is a cross-sectional view of a keyed connector in the present invention.

Fig. 8 is a structural schematic diagram of the baffle plate in the present invention.

Fig. 9 is a schematic structural view of the nozzle in the present invention.

Fig. 10 is a schematic structural view of the spinneret tube in the present invention.

Fig. 11 is a schematic structural view of the needle tube fastener in the present invention.

Fig. 12 is a schematic diagram of the connection of the tank body with key, the nozzle, the spinneret tube and the tube fastener in the present invention.

Fig. 13 is a connection sectional view of the driving device, the keyed connector, the keyed tank, the lock nut and the retaining ring in the present invention.

Fig. 14 is a bottom sectional view of the stopper and the shaft step in the present invention.

Fig. 15 is a cross-sectional view of the connection of the baffle plate, the keyed connector, the keyed tank body and the lock nut cover in the present invention.

In the figure: tank with key 1, nozzle 2, rear column 21, middle column 22, front column 23, front narrow column 24, rear column cavity 25, middle column cavity 26, front column cavity 27, front narrow column Column cavity 28, spinning needle tube 3, cake seat body 31, column waist body 32, cake precursor body 33, needle tube body 34, cake seat cavity 35, column waist cavity 36, cake front cavity 37, needle tube cavity 38, needle tube tight Firmware 4, column body 41, column top cover 42, column cavity 43, through hole 44, keyed body 5, keyed cavity 51, keyway 52, tank body 6, liquid outlet 61, first tank top Wall 62, second tank top wall 63, tank side wall 64, tank bottom wall 65, first perforation 66, tank cavity 7, driving device 8, motor 81, drive shaft 82, shaft step 821, shaft keyway 822, motor Key 83, bolt 9, retainer 10, second perforation 101, retainer keyway 102, second threaded perforation 103, lock nut 11, retaining ring 12, keyed connector 13, upper cylinder 131, upper key protrusion 132 , Lower column body 133, upper column cavity 134, keyway 135, lower column cavity 136, first thread counterbore 137, lock nut cover 14.

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.

Referring to Fig. 1-Fig. 15, a hanging centrifugal spinning fiber system, the centrifugal spinning fiber system includes a driving device 8 and a tank body 1 with a key;

The keyed tank body 1 includes a keyed body 5 and a tank body 6; the keyed body 5 is provided with a keyed through cavity 51, and the inner wall of the keyed through cavity 51 is arranged circumferentially along its axis. There are several keyways 52;

The tank body 6 includes a first tank top wall 62, a second tank top wall 63, a tank side wall 64 and a tank bottom wall 65; the center of the tank bottom wall 65 is provided with a first perforation 66, and the keyed body The bottom end of 5 is connected with the first through hole 66;

One end of the first tank top wall 62 is connected to one end of the second tank top wall 63, the other end of the second tank top wall 63 extends towards the keyed body 5 obliquely above, and the upper end of the tank side wall 64 It is connected with the other end of the first tank top wall 62, and the lower end of the tank side wall 64 is connected with the tank bottom wall 65;

The first tank top wall 62, the second tank top wall 63, the tank side wall 64, the tank bottom wall 65 and the keyed body 5 are surrounded to form a tank cavity 7 with an open top; the tank side wall 64 is provided with A plurality of liquid outlets 61, the nozzles 2 are connected in the liquid outlets 61;

The drive shaft 82 of the drive device 8 extends to the center of the keyed cavity 51 to drive the keyed tank 1 to move.

A keyed connector 13 is movably connected to the keyed cavity 51, the keyed connector 13 includes an upper cylinder 131 and a lower cylinder 133, and the bottom of the upper cylinder 131 is fixedly connected with a lower cylinder 133 ; The outer wall of the upper cylinder 131 is provided with several upper key protrusions 132 along the circumference of its axis, and the size of the upper key protrusions 132 matches with the key groove 52;

The upper column body 131 is provided with an upper column cavity 134, and one side of the upper column cavity 134 is provided with a keyway 135, and the lower column body 133 is provided with a lower column cavity 136, and the diameter of the lower column cavity 136 is It is larger than the upper column cavity 134 , the upper column cavity 134 communicates with the lower column cavity 136 , and the drive shaft 82 extends into the upper column cavity 134 .

The upper cylinder 131 is located in the keyed cavity 51, the top surface of the upper column 131 is on the same level as the top surface of the keyed cavity 51, and the upper keyed protrusion 132 is located in the keyed groove 52, so The lower cylinder 133 protrudes from the keyed cavity 51 and extends downward, and the end of the lower cylinder 133 extending downward is connected with the locking nut cover 14 .

The drive device 8 also includes a motor 81 and a motor key 83; one end of the drive shaft 82 is connected to the motor 81, and the other end of the drive shaft 82 extends through the upper column cavity 134 to the lower column cavity 136 and is sequentially connected with The locking nut 11 and the retaining ring 12 ; the motor key 83 is partially engaged in the shaft keyway 822 of the drive shaft 82 , and partly engaged in the keyway 135 .

The lock nut 11 is threadedly connected to the drive shaft 82 and abuts against the inner bottom surface of the upper cylinder 131; The motor shaft 82 is attached to the locking nut 11 ; the locking nut 11 and the retaining ring 12 are both located in the lower column cavity 136 .

A baffle plate 10 is connected to the drive shaft 82 between the motor 81 and the keyed connector 13; the baffle plate 10 is circular, and the center of the baffle plate 10 is provided with a second perforation 101. One side of the second through hole 101 is provided with a stop plate keyway 102;

The drive shaft 82 extends into the upper column cavity 134 through the second through hole 101 , the second through hole 101 abuts on the shaft step 821 of the drive shaft 82 , and the motor key 83 extends through the keyway 102 of the stop plate into the keyway 135 .

The top surface of the upper cylinder 131 is provided with a plurality of first threaded counterbores 137 along its axial circumference; the stop plate 10 is provided with a plurality of second threaded through holes 103 matching with the plurality of first threaded counterbores 137 ; The bolt 9 is pierced between the second threaded hole 103 and the first threaded counterbore 137 .

The nozzle 2 includes a rear cylinder 21, a middle cylinder 22, a front cylinder 23, a front narrow cylinder 24, and a rear cylinder chamber 25, a middle cylinder chamber 26, a front cylinder chamber 27, a front cylinder chamber 25, and a front cylinder chamber 27 that are opened in their interiors one by one. Narrow column cavity 28;

The rear cylinder 21 is inserted and connected with the liquid outlet 61; one end of the rear cylinder 21 is connected to one end of the middle cylinder 22, and the other end of the middle cylinder 22 is connected to one end of the front cylinder 23, The other end of the front column 23 is connected to one end of the front narrow column 24, and the other end of the front narrow column 24 extends forward;

The diameter of the rear cylinder 21 is consistent with that of the front cylinder 23, the diameter of the middle cylinder 22 is greater than that of the rear cylinder 21, and the diameter of the front narrow cylinder 24 is smaller than that of the front cylinder 23;

The tank cavity 7, the rear column cavity 25, the middle column cavity 26, the front column cavity 27, and the front narrow column cavity 28 are connected in sequence.

The nozzle 2 is covered with a spinning needle 3, and the spinning needle 3 includes a cake seat body 31, a column waist body 32, a cake precursor 33, a needle tube body 34, and cake seat cavities corresponding to them. 35. Column waist cavity 36, cake front cavity 37, needle tube cavity 38;

The cake seat body 31 and the column waist body 32 are sleeved on the front narrow column body 24; one end of the cake seat body 31 is connected to one end of the column waist body 32, and the other end of the column waist body 32 is connected to the cake precursor 33 are connected at one end, the other end of the cake precursor 33 is connected with one end of the needle body 34, and the other end of the needle body 34 extends forward;

The diameter of the needle tube body 34 is smaller than the column waist body 32, the diameter of the column waist body 32 is smaller than the cake base body 31, and the diameter of the cake base body 31 is smaller than the cake precursor body 33;

The cake front cavity 37 is a conical cavity, and the front narrow column cavity 28 passes through the cake seat cavity 35 and the column waist cavity 36 successively and is connected with the large diameter end of the cake front cavity 37. The small-diameter end is connected with the needle lumen 38; the front narrow column lumen 28, the pre-cake cavity 37 and the needle lumen 38 are connected in sequence.

The nozzle 2 is covered with a needle tube fastener 4, and the needle tube fastener 4 fastens the spinning needle 3 to the nozzle 2;

The needle tube fastener 4 includes a column body 41 and a column top cover 42, a column cavity 43 is formed inside the column body 41, and a through hole 44 is formed in the center of the column top cover 42;

The column body 41 is partially sleeved on the front column body 23, and the front narrow column body 24, cake base body 31, column waist body 32, cake precursor body 33 and part of the needle tube body 34 are located in the column cavity 43; A part of the needle body 34 extends outward through the through hole 44 .

Principle of the present invention is described as follows:

In the present invention, the retaining ring 12 is clamped under the lock nut 11, in order to prevent the lock nut 11 from loosening during the centrifugal rotation process, and a matching groove can be provided at the clamping part of the retaining ring 12, further To increase its stability, the purpose of the lower cylinder 133 protruding from the keyed tank body 1 is to reserve sufficient thread length for the installation of the lock nut cover 14 .

Example 1:

Referring to Figures 1-15, a hanging centrifugal spinning fiber system, the centrifugal spinning fiber system includes a drive device 8 and a keyed tank 1; the keyed tank 1 includes a keyed body 5 and a tank Body 6; the inside of the keyed body 5 is provided with a keyed cavity 51, and the inner wall of the keyed cavity 51 is provided with a number of keyed grooves 52 along the circumference of its axis; the tank body 6 includes a first Tank top wall 62, second tank top wall 63, tank side wall 64 and tank bottom wall 65; the center of the tank bottom wall 65 is provided with a first perforation 66, and the bottom end of the keyed body 5 is connected to the first perforation 66 connected; one end of the first tank top wall 62 is connected to one end of the second tank top wall 63, and the other end of the second tank top wall 63 extends towards the keyed body 5 obliquely above, and the tank side wall The upper end of 64 is connected with the other end of the first tank top wall 62, and the lower end of the tank side wall 64 is connected with the tank bottom wall 65; the first tank top wall 62, the second tank top wall 63, the tank side wall 64 1. The tank bottom wall 65 and the keyed body 5 are enclosed to form a tank cavity 7 with an open top; the tank side wall 64 is provided with a plurality of liquid outlets 61, and the liquid outlet 61 is connected with a nozzle 2 (preferably The drive shaft 82 of the drive device 8 extends to the center of the keyed cavity 51 to drive the keyed tank body 1 to move (preferably, the shape of the drive shaft 8 matches the keyed cavity 51).

In application, the drive shaft 82 of the driving device 8 extends to the center of the keyed cavity 51 to drive the keyed tank body 1 to perform centrifugal movement, the first tank top wall 62, the second tank top wall 63, the tank side wall 64, the tank body The bottom wall 65 and the keyed body 5 are enclosed to form a tank cavity 7 with an open top. During the centrifugal movement of the tank cavity 7, the position of the top opening remains unchanged. Therefore, even during the movement, the tank cavity can be The continuous injection of spinning fiber solution improves the production efficiency.

Example 2:

Basic content is the same as embodiment 1, the difference is:

A keyed connector 13 is movably connected to the keyed cavity 51, the keyed connector 13 includes an upper cylinder 131 and a lower cylinder 133, and the bottom of the upper cylinder 131 is fixedly connected with a lower cylinder 133 ; The outer wall of the upper cylinder 131 is provided with several upper key protrusions 132 along its axial circumference, and the size of the upper key protrusions 132 matches with the keyway 52; the upper cylinder 131 is provided with an upper column chamber 134, one side of the upper column cavity 134 is provided with a keyway 135, and the lower column body 133 is provided with a lower column cavity 136, the diameter of the lower column cavity 136 is larger than that of the upper column cavity 134, and the upper column cavity 134 In communication with the lower column chamber 136 , the drive shaft 82 extends into the upper column chamber 134 . The upper cylinder 131 is located in the keyed cavity 51, the top surface of the upper column 131 is on the same level as the top surface of the keyed cavity 51, and the upper keyed protrusion 132 is located in the keyed groove 52, so The lower cylinder 133 protrudes from the keyed cavity 51 and extends downward, and the end of the lower cylinder 133 extending downward is connected with a lock nut cover 14 (preferably threaded, and the tightening direction of the thread is the same as that of the drive shaft. 82 in the opposite direction of rotation); the drive device 8 also includes a motor 81 and a motor key 83; one end of the drive shaft 82 is connected to the motor 81, and the other end of the drive shaft 82 extends through the upper column cavity 134 to the lower column The lock nut 11 and the retaining ring 12 are sequentially connected in the cavity 136; the motor key 83 is partially engaged in the shaft keyway 822 of the drive shaft 82, and partly engaged in the keyway 135; the locknut 11 and the drive The shaft 82 is threaded and abuts against the inner bottom surface of the upper cylinder 131; the retaining ring 12 is a horseshoe-shaped retaining ring, and the retaining ring 12 is clipped on the motor shaft 82 below the lock nut 11 and locked The nuts 11 fit together; the lock nut 11 and the retaining ring 12 are all located in the lower column chamber 136; the drive shaft 82 between the motor 81 and the keyed connector 13 is connected with a stopper 10; the stopper The disk 10 is in the shape of a circular sheet, and the center of the baffle disk 10 is provided with a second through hole 101, and one side of the second through hole 101 is provided with a baffle disk keyway 102; the drive shaft 82 extends through the second through hole 101 to the upper In the column cavity 134, the second through hole 101 abuts on the shaft step 821 of the driving shaft 82, the motor key 83 extends through the stop plate keyway 102 to the keyway 135; the top surface of the upper column 131 is along its A plurality of first threaded counterbores 137 are opened around the shaft center; a plurality of second threaded through holes 103 matching with the plurality of first threaded countersinks 137 are opened on the baffle plate 10; the second threaded through holes 103 are connected with the first The bolts 9 pass through the threaded counterbores 137 .

In application, the drive shaft 82 extends through the second through hole 101 and the upper column cavity 134 to the lower column cavity 135 in turn, and then the lock nut 11 and the retaining ring 12 are fixed on the drive shaft 82, and the retaining plate is fixed by the bolt 9 10 is fastened to the keyed connector 13, so that the retaining plate 10 abuts on the shaft step 821. At this time, the motor key 83 is partially engaged in the shaft keyway 822, and partly engaged in the keyway 135, and then the keyed body 5 Sleeve on the upper cylinder 131, tighten the lock nut cover 14 on the outer surface of the lower cylinder 133, so that the top surface of the keyed body 5 abuts against the bottom surface of the baffle plate 10, and finally connect the nozzle 2 with the outlet The liquid port 61 is connected, and the spinning needle tube 3, the needle tube fastener 4 and the nozzle 2 are connected to complete the assembly of the spinning system; The mutual cooperation of the cover 14 fastens the keyed tank body 1 on the drive shaft 82 to prevent the keyed tank body 1 from moving up and down. The loosening of the lock nut cover 14 during the centrifugal movement affects safety.

Example 3:

Basic content is the same as embodiment 2, the difference is:

The nozzle 2 includes a rear cylinder 21, a middle cylinder 22, a front cylinder 23, a front narrow cylinder 24, and a rear cylinder chamber 25, a middle cylinder chamber 26, a front cylinder chamber 27, a front cylinder chamber 25, and a front cylinder chamber 27 that are opened in their interiors one by one. Narrow column cavity 28; the rear column 21 is inserted and connected with the liquid outlet 61; one end of the rear column 21 is connected with one end of the middle column 22, and the other end of the middle column 22 is connected with the front column 23 are connected at one end, the other end of the front column 23 is connected with one end of the front narrow column 24, and the other end of the front narrow column 24 extends forward; the rear column 21 and the front column 23 The diameters are consistent, the diameter of the middle column 22 is greater than the rear column 21, and the diameter of the front narrow column 24 is smaller than the front column 23; the tank cavity 7, the rear column cavity 25, the center column cavity 26, the front The column cavity 27 and the front narrow column cavity 28 are connected in sequence. The nozzle 2 is covered with a spinning needle 3, and the spinning needle 3 includes a cake seat body 31, a column waist body 32, a cake precursor 33, a needle tube body 34, and cake seat cavities corresponding to them. 35. Column waist cavity 36, cake front cavity 37, needle tube cavity 38; the cake seat body 31 and column waist body 32 are sleeved on the front narrow column body 24; one end of the cake seat body 31 is connected to the column waist body 32 connected to one end, the other end of the column waist body 32 is connected to one end of the cake precursor 33, the other end of the cake precursor 33 is connected to one end of the needle body 34, and the other end of the needle body 34 extends forward The diameter of the needle tube body 34 is less than the column waist body 32, and the diameter of the column waist body 32 is less than the cake base body 31, and the diameter of the cake base body 31 is smaller than the cake precursor body 33; the cake front cavity 37 is conical Shaped cavity, the front narrow column cavity 28 passes through the cake seat cavity 35 and column waist cavity 36 successively and is connected with the large diameter end of the cake front cavity 37, and the small diameter end of the cake front cavity 37 is connected with the needle tube cavity 38 connected; the front narrow column cavity 28, the pre-cake cavity 37 and the needle tube cavity 38 are connected in sequence. The nozzle 2 is covered with a needle tube fastener 4, and the needle tube fastener 4 fastens the spinning needle tube 3 on the nozzle 2; the needle tube fastener 4 includes a column body 41 and a column top cover 42, The inside of the column body 41 is formed with a column cavity 43, and the center of the column top cover 42 is formed with a through hole 44; the column body 41 is partially sleeved on the front column body 23, and the front narrow column body 24, cake The seat body 31 , the column waist body 32 , the cake precursor 33 and part of the needle tube body 34 are located in the column cavity 43 ; the other part of the needle tube body 34 extends outward through the through hole 44 .

In application, under the action of centrifugal force, the spinning fiber solution passes through the tank cavity 7 sequentially through the rear column cavity 25, the middle column cavity 26, the front column cavity 27, the front narrow column cavity 28, the cake front cavity 37, and finally passes through the needle cavity. Throwing out of the lumen 38 can shape the thrown out fiber material, enrich the style of the product, and improve the quality of the fiber product, and the needle tube fixing part 4 can improve the bonding firmness between the spinning needle tube 3 and the nozzle 2, To ensure the smooth production of fiber products.

The above descriptions are only preferred embodiments of the present invention, and the scope of protection of the present invention is not limited to the above embodiments, but all equivalent modifications or changes made by those of ordinary skill in the art according to the disclosure of the present invention should be included within the scope of protection described in the claims.

Claims (10)

1. The suspended centrifugal spinning fiber system is characterized in that: the centrifugal spinning fiber system comprises a driving device (8) and a tank body (1) with a key;

the tank body (1) with the key comprises a body (5) with the key and a tank body (6); a through cavity (51) with a key is formed in the body (5) with the key, and a plurality of key grooves (52) are formed in the inner wall of the through cavity (51) with the key along the axial center circumference;

the tank body (6) comprises a first tank top wall (62), a second tank top wall (63), a tank side wall (64) and a tank bottom wall (65); a first through hole (66) is formed in the center of the tank bottom wall (65), and the bottom end of the body (5) with the key is connected with the first through hole (66);

one end of the first tank top wall (62) is connected with one end of a second tank top wall (63), the other end of the second tank top wall (63) extends towards the obliquely-upward keyed body (5), the upper end of the tank side wall (64) is connected with the other end of the first tank top wall (62), and the lower end of the tank side wall (64) is connected with a tank bottom wall (65);

the first tank top wall (62), the second tank top wall (63), the tank side wall (64), the tank bottom wall (65) and the body (5) with the key are encircled to form a tank cavity (7) with an open top; a plurality of liquid outlets (61) are formed in the side wall (64) of the tank, and nozzles (2) are connected in the liquid outlets (61);

a driving shaft (82) of the driving device (8) extends to the center of the through cavity (51) with the key to drive the tank body (1) with the key to move.

2. The slung centrifugal spun fiber system of claim 1, wherein:

a keyed connecting piece (13) is movably connected in the keyed through cavity (51), the keyed connecting piece (13) comprises an upper column body (131) and a lower column body (133), and the bottom of the upper column body (131) is fixedly connected with the lower column body (133); the outer wall of the upper cylinder (131) is circumferentially provided with a plurality of upper key protrusions (132) along the axis of the upper cylinder, and the upper key protrusions (132) are matched with the grooves (52) with the key in size;

an upper column cavity (134) is formed in the upper column body (131), a key groove (135) is formed in one side of the upper column cavity (134), a lower column cavity (136) is formed in the lower column body (133), the diameter of the lower column cavity (136) is larger than that of the upper column cavity (134), the upper column cavity (134) is communicated with the lower column cavity (136), and the driving shaft (82) extends into the upper column cavity (134).

3. A suspended centrifugally spun fiber system of claim 2, wherein:

the upper column body (131) is located in the through cavity (51) with the key, the top surface of the upper column body (131) and the top surface of the through cavity (51) with the key are on the same horizontal plane, the upper key protrusion (132) is located in the key groove (52), the lower column body (133) protrudes out of the through cavity (51) with the key and extends downwards, and one end, extending downwards, of the lower column body (133) is connected with a locking nut cover (14).

4. A slung centrifugally spun fiber system of claim 2 or 3, wherein:

the driving device (8) further comprises a motor (81) and a motor key (83); one end of the driving shaft (82) is connected with the motor (81), and the other end of the driving shaft (82) penetrates through the upper column cavity (134) and extends into the lower column cavity (136) and is sequentially connected with a locking nut (11) and a retainer ring (12); the motor key (83) is partially clamped in the shaft key slot (822) of the driving shaft (82) and partially clamped in the key slot (135).

5. The slung centrifugal spun fiber system of claim 4, wherein:

the locking nut (11) is in threaded connection with the driving shaft (82) and abuts against the inner bottom surface of the upper column body (131); the check ring (12) is a horseshoe-shaped check ring, and the check ring (12) is clamped on the motor shaft (82) below the locking nut (11) and is attached to the locking nut (11); the locking nut (11) and the retainer ring (12) are both positioned in the lower column cavity (136).

6. The slung centrifugal spun fiber system of claim 4, wherein:

a baffle disc (10) is connected on a driving shaft (82) between the motor (81) and the connecting piece (13) with the key; the baffle disc (10) is in a circular sheet shape, a second through hole (101) is formed in the center of the baffle disc (10), and a baffle disc key groove (102) is formed in one side of the second through hole (101);

the driving shaft (82) penetrates through a second through hole (101) to extend into the upper column cavity (134), the second through hole (101) abuts against a shaft step (821) of the driving shaft (82), and the motor key (83) penetrates through the baffle disc key groove (102) to extend into the key groove (135).

7. The slung centrifugally spun fiber system of claim 6, wherein:

the top surface of the upper column body (131) is provided with a plurality of first threaded counter bores (137) along the axial center circumference; a plurality of second threaded through holes (103) matched with the first threaded counter bores (137) are formed in the blocking disc (10); and a bolt (9) penetrates between the second threaded through hole (103) and the first threaded counter bore (137).

8. A suspended centrifugally spun fiber system of claim 1, 2 or 3, wherein:

the nozzle (2) comprises a rear cylinder (21), a middle cylinder (22), a front cylinder (23), a front narrow cylinder (24), and a rear cylinder cavity (25), a middle cylinder cavity (26), a front cylinder cavity (27) and a front narrow cylinder cavity (28) which are correspondingly arranged in the rear cylinder, the middle cylinder (22), the front cylinder (23) and the front narrow cylinder one by one;

the rear cylinder (21) is inserted, connected and matched with the liquid outlet (61); one end of the rear column body (21) is connected with one end of the middle column body (22), the other end of the middle column body (22) is connected with one end of the front column body (23), the other end of the front column body (23) is connected with one end of the front narrow column body (24), and the other end of the front narrow column body (24) extends forwards;

the rear cylinder (21) and the front cylinder (23) have the same diameter, the middle cylinder (22) has a larger diameter than the rear cylinder (21), and the front narrow cylinder (24) has a smaller diameter than the front cylinder (23);

the tank cavity (7), the rear column cavity (25), the middle column cavity (26), the front column cavity (27) and the front narrow column cavity (28) are communicated in sequence.

9. The slung centrifugally spun fiber system of claim 8, wherein:

the spinning needle tube (3) is sleeved on the nozzle (2), and the spinning needle tube (3) comprises a cake seat body (31), a column waist body (32), a cake front body (33), a needle tube body (34), and a cake seat cavity (35), a column waist cavity (36), a cake front cavity (37) and a needle tube cavity (38) which are correspondingly arranged in the cake seat body, the column waist body, the needle tube body and the needle tube body one by one;

the cake seat body (31) and the column waist body (32) are sleeved on the front narrow column body (24); one end of the cake body (31) is connected with one end of the column waist body (32), the other end of the column waist body (32) is connected with one end of the cake front body (33), the other end of the cake front body (33) is connected with one end of the needle tube body (34), and the other end of the needle tube body (34) extends forwards;

the diameter of the needle tube body (34) is smaller than that of the column waist body (32), the diameter of the column waist body (32) is smaller than that of the cake body (31), and the diameter of the cake body (31) is smaller than that of the cake front body (33);

the cake front cavity (37) is a conical cavity, the front narrow column cavity (28) sequentially penetrates through the cake base cavity (35) and the column waist cavity (36) and then is connected with the large-diameter end of the cake front cavity (37), and the small-diameter end of the cake front cavity (37) is connected with the needle tube cavity (38); the front narrow column cavity (28), the cake front cavity (37) and the needle tube cavity (38) are communicated in sequence.

10. The suspended centrifugally spun fiber system of claim 9, wherein:

the nozzle (2) is sleeved with a needle tube fastening piece (4), and the needle tube fastening piece (4) fastens the spinneret needle tube (3) on the nozzle (2);

the needle tube fastener (4) comprises a column body (41) and a column top cover (42), wherein a column body cavity (43) is formed inside the column body (41), and a through hole (44) is formed in the center of the column top cover (42);

the column body (41) is partially sleeved on the front column body (23), and the front narrow column body (24), the cake seat body (31), the column waist body (32), the cake front body (33) and part of the needle tube body (34) are positioned in the column body cavity (43); the other part of the needle tube body (34) passes through the through hole (44) and extends outwards.

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