CN110093668B

CN110093668B - Spinning rotator

Info

Publication number: CN110093668B
Application number: CN201810093500.2A
Authority: CN
Inventors: 刘胜
Original assignee: Shanxi Ford Ward Technology Co ltd
Current assignee: Shanxi Ford Ward Technology Co ltd
Priority date: 2018-01-31
Filing date: 2018-01-31
Publication date: 2024-08-16
Anticipated expiration: 2038-01-31
Also published as: CN110093668A

Abstract

A spinning rotator for melt spinning is composed of hollow axle, upper cover, material dissolving cylinder, spinneret plate and bottom cover. When the spinning rotator works, spinning raw materials are added into the melting cylinder through the hollow shaft, the melting cylinder is heated, the spinning raw materials are heated and melted into melt by the inner wall of the melting cylinder, the melt flows downwards into the storage tank under the extrusion of centrifugal force and the action of gravity, and the melt in the storage tank is thrown out from the spinneret orifice under the action of the centrifugal force and becomes chemical fiber after being cooled by air.

Description

Spinning rotator

Technical Field

The invention relates to a chemical fiber spinning device, in particular to a melt chemical fiber spinning device.

Background

At present, the known melt spinning needs to heat and extrude spinning raw materials to a spinneret plate for spinning by using a screw machine, the whole equipment structure is complex, the preheating time is long after the start-up, the energy consumption is high, the production cost is high, and the efficiency is low.

Disclosure of Invention

In order to overcome the defects of complex structure, long preheating time after starting up, high energy consumption, high production cost, low efficiency and the like of the whole equipment of the existing melt spinning mechanism, the invention provides a spinning rotating body, spinning raw materials are directly added into the spinning rotating body, and the heated spinning rotating body melts and throws out the spinning raw materials into filaments. The technical scheme adopted for solving the technical problems is as follows:

1. Spinning rotator

1. A melt spinning device comprises a hollow shaft, an upper cover, a material melting cylinder, a spinneret plate and a bottom cover which are sequentially connected along the same axis from top to bottom to form a spinning rotator. The spinning rotator rotates when working, the spinning raw material enters into the melting cylinder through the hollow shaft, the heated melting cylinder heats and melts the spinning raw material into melt, the melt flows downwards into the storage tank under the action of centrifugal force and gravity, and the melt in the storage tank is thrown out from the spinneret orifices on the spinneret plate under the action of the centrifugal force and becomes chemical fiber after being cooled by air.

2. The hollow shaft of the spin rotor includes, but is not limited to, the following different shapes and configurations:

2. The lower end of the hollow shaft is provided with a flange, a flange hole corresponds to the threaded blind hole of the upper cover, the outer circle of the hollow shaft above the flange is provided with a lower bearing position, an upper bearing position, an outer thread of the hollow shaft and a driving wheel position, and the structure of the outer circle of the hollow shaft for installing the bearing is an outer positioning structure.

3. The lower end of the hollow shaft is provided with a flange, a flange hole corresponds to the threaded blind hole of the upper cover, the excircle of the hollow shaft is provided with a driving wheel position, the upper end and the lower end of the inner circle are respectively provided with an upper bearing position and a lower bearing position, and the structure of the hollow shaft for internally installing the bearing is an internal positioning structure.

4. The hollow shaft and the upper cover are of an integrated structure, the lower end of the hollow shaft is an upper cover part, and an upper cover through hole is formed in the circumference of the upper cover part, which is close to the outer circle, and corresponds to the threaded blind hole on the chemical material cylinder. The upper cover is a flat cover or a conical cover, the upper end of the upper cover part is a hollow shaft part, and the hollow shaft is an outer positioning structure or an inner positioning structure.

5. The lower end of the hollow shaft is provided with external threads for connecting with internal threads at the upper end of the chemical charging barrel, the lower end surface of the hollow shaft plays a role of an upper cover, and the hollow shaft is of a positioning structure or an external positioning structure.

6. The hollow shaft and the bottom cover are of an integrated structure, the lower end of the integrated structure is a bottom cover part, the upper end of the integrated structure is a hollow shaft part, the hollow shaft part is of an outer positioning structure, the lower end of the hollow shaft part is connected with an upper cover thread, a plurality of rib plates are connected between the upper cover thread and the bottom cover, radial through holes, namely material passing holes, are arranged between the rib plates and serve as radial channels of spinning raw materials.

7. The hollow shaft, the upper cover and the material melting barrel are of an integrated structure, the lower end face of the material melting barrel part is provided with a material melting barrel lower thread blind hole, the lower end face of the material melting barrel part corresponds to the through hole which is not protruded on the bottom cover, the inner diameter of the inner upper end of the material melting barrel part is reduced, a circular ring face is formed, the circular ring face is an upper cover part, and the upper cover part is an inner positioning structure part or an outer positioning structure part of the hollow shaft.

8. The upper cover is provided with a lower thread blind hole, a radial through hole, namely a spinneret hole, is arranged on the lower end face of the chemical feed cylinder, the inner diameter of the inner round end of the chemical feed cylinder with the spinneret hole is reduced to form a circular ring face, the circular ring face is an upper cover part, and the upper cover part is a positioning structure part or an outer positioning structure part of the hollow shaft.

3. The upper cover of the spin rotor includes, but is not limited to, the following different shapes and configurations:

9. the upper cover is a hollow disc, the circumference of the upper cover, which is close to the inner circle, is provided with uniformly distributed upper cover threaded blind holes, which correspond to the flange holes of the hollow shaft, the circumference of the upper cover, which is close to the outer circle, is provided with uniformly distributed through holes, namely upper cover through holes, which correspond to the threaded blind holes on the material melting cylinder, and the upper cover is a flat cover or a conical cover.

10. The upper cover is a hollow disc, the hollow disc is a through hole with internal threads, namely an upper cover thread center hole, and the upper cover is a flat cover or a conical cover corresponding to the upper cover thread connected with the hollow shaft.

4. The spinning rotor's chemical cartridge includes, but is not limited to, the following different shapes and configurations:

11. The material melting cylinder is a hollow cylinder, the inner circle of the material melting cylinder is zigzag, the tooth crest line is parallel to the axis line and penetrates through the material melting cylinder, the gap of the zigzag tooth root is outwards narrowed from width to width along the radial direction, the cross section of the gap is spoon-shaped and axially penetrates through the material melting cylinder, the narrow part of the spoon shape is a melt filtering flow passage, and the wide part is a melt flow passage. The upper end surface of the material melting cylinder is provided with a threaded blind hole, namely a threaded blind hole on the material melting cylinder, which corresponds to the upper cover through hole; the transition plate is arranged in the lower end of the material melting cylinder, the bottom surface of the transition plate and the lower end surface of the material melting cylinder are on the same plane, the outer side of the transition plate and the inner side of the material melting cylinder are connected into a whole through welding points, uniform narrow gaps are arranged outside the transition plate and inside the material melting cylinder except for the welding points, the width of the narrow gaps is close to that of a melt filtering flow passage, a plurality of blind holes with threads on the same circumference, namely, the blind holes of the transition plate, are arranged on the lower end surface of the transition plate, and correspond to the protruding through holes of the bottom cover.

12. The melting cylinder according to 11, wherein the tooth crest line, the melt filtering flow passage and the melt flow passage are all arranged at an included angle with the axis of the melting cylinder, and the internal structure of the melting cylinder is arranged in a conical shape.

13. The material conversion cylinder is a hollow cylinder, the inner circular surface is a smooth surface, a threaded blind hole is formed in the upper end surface of the material conversion cylinder, namely, a threaded blind hole is formed in the material conversion cylinder, the threaded blind hole corresponds to the upper cover through hole, a transition plate is arranged in the lower end of the material conversion cylinder, the lower end surface of the transition plate and the lower end surface of the material conversion cylinder are arranged on the same plane, welding points are connected into a whole, the outer side of the transition plate and the inner side of the material conversion cylinder are narrow gaps except the welding points, and a transition plate blind hole is formed in the lower end surface of the transition plate and corresponds to the protruding through hole of the bottom cover.

14. The material conversion cylinder is a hollow cylinder, the upper end of the inner cylinder is provided with threads corresponding to the external threads at the lower end of the hollow shaft, the lower end of the material conversion cylinder is internally provided with a transition plate, the lower end face of the transition plate and the lower end face of the material conversion cylinder are on the same plane, the outer side of the transition plate and the inner side of the material conversion cylinder are connected into a whole by welding points, the outer side of the transition plate and the inner side of the material conversion cylinder are narrow gaps except the welding points, and the lower end face of the transition plate is provided with a transition plate blind hole corresponding to the convex through hole of the bottom cover;

15. The material melting cylinder and the upper cover are of an integrated structure, the material melting cylinder is free of a transition plate, the top of the integrated structure is an upper cover part, a plurality of blind holes with threads are formed in the upper end face of the upper cover part and correspond to flange holes of the hollow shaft, the hollow cylinder of the integrated structure is a material melting cylinder part, and a plurality of blind holes with threads are formed in the lower end face of the material melting cylinder part and correspond to the blind holes which are not protruded in the bottom cover.

16. The material conversion cylinder is not provided with a transition plate, and the material conversion cylinder without the transition plate is provided with a material conversion cylinder upper threaded blind hole and a material conversion cylinder lower threaded blind hole which are respectively corresponding to the upper cover through hole and the bottom cover non-protruding through hole.

17. The chemical cartridge of claims 13, 14, 15, 16, except that the inside circumference of the chemical cartridge is tapered.

18. The material melting cylinder, the transition plate and the spinneret plate are arranged into an integrated structure, the upper end face of the material melting cylinder is provided with a threaded blind hole on the material melting cylinder, the threaded blind hole corresponds to the upper cover through hole, the lower end face of the transition plate is provided with a transition plate blind hole, the transition plate blind hole corresponds to the bottom cover protruding through hole, and the inner diameter of the spinneret plate part is larger than or equal to the inner diameter of the material melting cylinder part.

19. The chemical material cylinder without the transition plate is provided with radial through holes, namely spinning holes, and the chemical material cylinder is provided with spinning holes, and is provided with an upper threaded blind hole and a lower threaded blind hole which respectively correspond to the upper cover through holes and the flat bottom cover through holes. The spinning cylinder with the spinning holes may be combined with the spinneret plate or not.

20. The material melting barrel with the spinneret orifices and the bottom cover are of an integrated structure, the bottom at the lower end of the integrated structure is a bottom cover part, the material melting barrel part with the spinneret orifices is arranged above the bottom cover, and the upper end face of the material melting barrel part with the spinneret orifices is provided with a threaded blind hole on the material melting barrel and corresponds to the upper cover through hole.

21. The upper cover and the material melting barrel with the spinneret orifices are of an integrated structure, the top of the integrated structure is an upper cover part, a plurality of blind holes with threads, namely upper cover threaded blind holes, are formed in the upper end face of the upper cover part, correspond to the flange holes of the hollow shaft, the hollow cylinder of the integrated structure is a material melting barrel part with the spinneret orifices, and a plurality of blind holes with threads, namely material melting barrel lower threaded blind holes, are formed in the lower end face of the material melting barrel with the spinneret orifices, and correspond to the flat bottom cover through holes.

22. Two or more chemical cylinders with spinneret orifices are overlapped and combined into a combined chemical cylinder with spinneret orifices.

5. The spinneret of the spinning rotor includes, but is not limited to, the following different shapes and configurations:

23. The spinneret plate is a hollow cylinder, radial through holes, namely spinneret holes, are formed in the wall of the spinneret plate, and the number of the spinneret holes is more than or equal to 1, and can be radial through grooves in the end face of the spinneret plate.

24. Two or more spinneret plates are combined into a combined spinneret plate in a superposition way.

6. The bottom cover of the spin rotor includes, but is not limited to, the following different shapes and configurations:

25. The bottom cover is circular, a cylindrical bulge is arranged in the middle of the upper end surface of the bottom cover, a through hole, namely a bulge through hole, is arranged at the bulge part, the bulge through holes are arranged on the same circumference, the through holes correspond to the transition plate blind holes, and the lower end surface of the bottom cover is a plane or a concave surface or an inverted cone.

26. The bottom cover is circular, the middle of the upper end face of the bottom cover is provided with a cylindrical bulge, the part without bulge is provided with a through hole, namely, a through hole without bulge is arranged on the same circumference, the through hole corresponds to the lower blind hole of the chemical charging barrel, and the lower end face of the bottom cover is a plane or a concave surface or an inverted cone.

27. The spinneret plate and the bottom cover are of an integrated structure, the upper end face of the spinneret plate and the upper end face of the cylindrical protruding part of the bottom cover are in the same plane, and the lower end face of the spinneret plate is in a plane or a concave surface or an inverted cone.

28. The flat bottom cover is circular, the upper end face is plane, a plurality of axial through holes, namely flat bottom cover through holes, are arranged near the outer circle, the flat bottom cover through holes are on the same circumference and correspond to the blind holes under the chemical material cylinder, and the lower end face of the flat bottom cover is plane or concave or inverted cone.

The invention has the advantages that the screw machine is not needed for heating and extrusion, the spinning raw material is directly added into the spinning rotating body, the spinning raw material is melted in the heated rotating body and is thrown out to form filaments by centrifugal force, the spinning equipment and the spinning process are simple, and the energy conservation and the high efficiency are realized.

Drawings

The invention is further described below with reference to the drawings and examples.

Fig. 1 is a sectional view of the present invention.

Fig. 2 is a cross-sectional construction view of the outer positioning structure hollow shaft.

Fig. 2-1 is a top view of fig. 2.

Fig. 2-2 is a sectional view of the installation of the outer locating structure hollow shaft.

Fig. 3 is a cross-sectional view of the hollow shaft of the positioning structure.

Fig. 3-1 is a top view of fig. 3.

Fig. 3-2 is a sectional view of the installation of the hollow shaft of the internal positioning structure.

Fig. 4-1, fig. 4-2, fig. 4-3, fig. 4-4 are cross-sectional construction views of the hollow shaft and the upper cover as a unitary structure.

Fig. 4-1-1, fig. 4-2-1, fig. 4-3-1, fig. 4-4-1 are top views of fig. 4-1, fig. 4-2, fig. 4-3, fig. 4-4, respectively.

Fig. 5-1 and 5-2 are sectional views of the lower end of the hollow shaft with an external thread structure.

FIGS. 5-1-1 and 5-2-1 are top views of FIGS. 5-1 and 5-2, respectively.

Fig. 6 is a sectional construction view of a hollow shaft and a bottom cover as a unitary structure.

Fig. 6-1 is a top view of fig. 6.

Fig. 6-2 is a cross-sectional view of G-G of fig. 6.

Fig. 6-3 is a sectional view of a spinning rotor in which a hollow shaft and a bottom cover are integrated.

Fig. 7-1 and 7-2 are sectional views of the hollow shaft, the upper cover and the chemical cartridge.

Fig. 7-1-1 is a bottom view of fig. 7-1.

Fig. 7-2-1 is a top view of fig. 7-2.

Fig. 8-1 and 8-2 are sectional views of the structure of a hollow shaft, an upper cover and a melting cylinder with spinning holes.

Fig. 8-1-1 is a bottom view of fig. 8-1.

Fig. 8-2-1 is a top view of fig. 8-2.

Fig. 9-1 is a sectional view of the upper cover in a flat cover configuration.

Fig. 9-1-1 is a top view of fig. 9-1.

Fig. 9-2 is a sectional configuration view of the upper cover as a cone-shaped cover.

Fig. 9-2-1 is a top view of fig. 9-2.

Fig. 10-1 and 10-2 show a threaded top cover with a central hole.

Fig. 10-1-1 is a top view of fig. 10-1.

Fig. 10-2-1 is a top view of fig. 10-2.

FIG. 11 is a sectional view of a chemical cartridge with a filter flow path.

Fig. 11-1 is a cross-sectional view of T-T of fig. 11.

Fig. 11-2 is a cross-sectional view of D-D of fig. 11.

Fig. 12 is a sectional view of a tapered cartridge with a filter flow path.

FIG. 13 is a sectional view of a chemical cartridge with an inner circle being a smooth surface.

FIG. 14 is a cross-sectional view of a chemical cylinder with an inner circle having a smooth surface and a thread on the upper end of the inner circle.

Fig. 14-1 is an assembled cross-sectional view of fig. 14 and 5-1.

Fig. 14-2 is an assembled cross-sectional view of fig. 14 and 5-2.

Fig. 15 is a sectional view of the structure in which the upper lid and the chemical cartridge are integrally formed.

Fig. 16-1, 16-2, 16-3, and 16-4 are sectional views of a chemical cartridge without a transition plate.

Fig. 16-1-1 shows a spinning rotor composed of a spinning cylinder without a transition plate.

FIG. 17 is a sectional view of a chemical cartridge with an inner circle having a tapered surface.

Fig. 18-1 and fig. 18-2 are sectional views showing the structure of the chemical feed cylinder, the transition plate and the spinneret plate as one unit.

FIGS. 19-1 and 19-2 are cross-sectional views of a chemical cartridge with a spinneret orifice.

Fig. 19-3 is a sectional view showing a spinning rotor having a spinning nozzle directly connected to a bottom cap.

Fig. 19-4 are cross-sectional views of a spinning rotor of a combination of a spinning nozzle and a chemical cartridge with a spinneret orifice.

FIG. 20 is a cross-sectional view of a cartridge and bottom cover integrated with a spinneret orifice.

FIG. 20-1 is a sectional view showing a structure of a spinning rotor having a spinning hole in which a spinning cylinder and a bottom cover are integrally formed.

FIG. 21 is a cross-sectional view of a unitary structure of an upper cap and a cartridge with orifices.

FIG. 22 is a cross-sectional view of a combined cartridge with orifices.

Fig. 23 is a sectional view of the spinneret plate.

Fig. 23-1 is a bottom view of fig. 23.

Fig. 24 is a sectional view of a spinneret plate.

Fig. 24-1 is a bottom view of fig. 24.

Fig. 25-1, 25-2, and 25-3 are cross-sectional configuration views of the bottom cover.

Fig. 25-1-1, 25-2-1, and 25-3-1 are bottom views of fig. 25-1, 25-2, and 25-3, respectively.

Fig. 26-1, 26-2, and 26-3 are cross-sectional configuration views of the bottom cover.

Fig. 26-1-1, 26-2-1, and 26-3-1 are bottom views of fig. 26-1, 26-2, and 26-3, respectively.

Fig. 27-1, 27-2 and 27-3 are sectional views showing the structure of the spinneret plate and the bottom cover as one body.

Fig. 27-1-1 and 27-2-1 are bottom views of fig. 27-1 and 27-2, respectively.

Fig. 27-3-1 is a top view of fig. 27-3.

Fig. 28-1 is a sectional configuration view of the flat bottom cover.

Fig. 28-1-1 is a top view of fig. 28-1.

Fig. 28-2 and 28-3 are cross-sectional views of the lower end surface of the flat bottom cover in a concave shape and a tapered shape, respectively.

In the drawings, 1, hollow shaft, 2, upper cover, 3, chemical feed cylinder, 4, melt flow channel, 5, melt filtration flow channel, 6, transition plate, 7, bottom cover, 8, storage tank, 9, spinneret hole, 10, spinneret plate, 11, drive wheel position, 12, hollow shaft external screw thread, 13, upper bearing position, 14, lower bearing position, 15, flange hole, 16, flange, 17, drive wheel, 18, lock nut, 19, upper bearing, 20, bearing bracket, 21, lower bearing, 22, fixing bracket, 23, upper cover through hole, 24, lower end external screw thread, 25, upper cover screw thread, 26, connecting hole, 27, rib plate, 28, chemical feed cylinder lower screw thread blind hole, 29, chemical feed cylinder with spinneret hole, 30, upper cover screw thread blind hole, 31, upper cover screw thread central hole, 32, tooth crest line, 33, chemical feed cylinder upper screw thread blind hole, 34, transition plate blind hole, 35, welding point, 36, transition plate gap, 37, inner circle, 38, chemical feed cylinder upper end internal screw thread, 39, protrusion, 40, protrusion, 45, protrusion, 42, bottom cover through hole, 45, 42, concave surface, 45, bottom cover through hole, 45, bottom cover, bottom hole, 45, concave surface, bottom cover, and bottom cover

Detailed Description

1. Spinning rotator

In embodiment 1, in fig. 1, a hollow shaft (1), an upper cover (2), a chemical cylinder (3), a spinneret plate (10) and a bottom cover (7) are sequentially connected from top to bottom along the same axis to form a spinning rotator. The spinning rotator rotates when working, spinning raw materials enter into a melting cylinder (3) through a hollow shaft (1), the heated melting cylinder (3) heats and melts the spinning raw materials into melt, the melt flows downwards into a storage tank (8) under the action of centrifugal force and gravity, and the melt in the storage tank (8) is thrown out from a spinneret orifice (9) on a spinneret plate (10) under the action of the centrifugal force and is cooled by air to form chemical fiber yarns.

In embodiment 2, in fig. 2, the lower end of the hollow shaft is a flange (16), a flange hole (15) corresponds to the blind hole (30) with threads on the upper cover, a lower bearing position (14), an upper bearing position (13), external threads (12) of the hollow shaft and a driving wheel position (11) are arranged on the outer circle of the hollow shaft above the flange, and the structure of installing the bearing on the outer circle of the hollow shaft is an outer positioning structure. Fig. 2-2 is a sectional view of the installation of the hollow shaft of the outer positioning structure. The driving wheel (17) is tightly connected with the hollow shaft (1), the inner circles at the two ends of the bearing frame (20) are provided with an upper bearing (19) and a lower bearing (21), the locking nut (18) prevents the upper bearing (19) from axially moving, and the hollow shaft (1) is of an external positioning structure.

In embodiment 3, in fig. 3, the lower end of the hollow shaft is a flange (16), the flange hole (15) corresponds to the threaded blind hole (30) of the upper cover, the outer circle of the hollow shaft is provided with a driving wheel position (11), the inner circle of the hollow shaft is provided with an upper bearing position (13) and a lower bearing position (14), and the structure of the hollow shaft internally provided with the bearing is an internal positioning structure. Fig. 3-2 is a sectional view of the installation of the hollow shaft of the positioning structure. (20) The bearing bracket (18) is a locking nut, (22) is a fixed frame, (19) is an upper bearing, (17) is a driving wheel, (21) is a lower bearing, and (1) is a hollow shaft with an internal positioning structure.

In embodiment 4, in fig. 4-1, fig. 4-2, fig. 4-3 and fig. 4-4, the hollow shaft and the upper cover are in an integrated structure, the lower end of the hollow shaft is an upper cover (2), an upper cover through hole (23) is formed in the circumference of the upper cover part, which is close to the outer circle, and the upper cover through hole (23) corresponds to a threaded blind hole (33) in the chemical material cylinder. The upper cover is a flat cover or a conical cover, the upper end of the upper cover part is a hollow shaft part, and the hollow shaft positioning structure is an outer positioning structure or an inner positioning structure. The upper cover (2) of fig. 4-1 and 4-3 is a flat cover, and the upper cover (2) of fig. 4-2 and 4-4 is a conical cover. The hollow spindle positioning structure of fig. 4-1 and 4-2 is an outer positioning structure, and the hollow spindle positioning structure of fig. 4-3 and 4-4 is an inner positioning structure.

In embodiment 5, in fig. 5-1 and fig. 5-2, the lower end of the hollow shaft is provided with an external thread (24) and is connected with an internal thread (38) at the upper end of the chemical cylinder, the lower end surface of the hollow shaft plays a role of an upper cover, the positioning structure of the hollow shaft is an internal positioning structure or an external positioning structure, fig. 5-1 is a positioning structure of the hollow shaft, and fig. 5-2 is an external positioning structure of the hollow shaft.

In embodiment 6, in fig. 6, the hollow shaft and the bottom cover are of an integral structure, the lower end of the integral structure is a bottom cover (7) part, the upper end of the integral structure is a hollow shaft part, the hollow shaft part is of an outer positioning structure, the lower end of the hollow shaft part is connected with an upper cover thread (25), a plurality of rib plates (27) are connected between the upper cover thread (25) and the bottom cover (7), and radial through holes, namely material passing holes (26), are arranged between the rib plates (27) and serve as radial channels of spinning raw materials. Fig. 6-3 are cross-sectional views of a spinning rotor structure with a hollow shaft and a bottom cover as an integrated structure, (1) a hollow shaft, (2) an upper cover, (7) a bottom cover, and (29) a chemical cylinder with spinning holes.

In embodiment 7, in fig. 7-1 and 7-2, the hollow shaft (1), the upper cover (2) and the material melting barrel (3) are in an integrated structure, a material melting barrel lower threaded blind hole (28) is formed in the lower end face of the material melting barrel part, the inner diameter of the inner upper end of the material melting barrel part is reduced corresponding to the non-protruding through hole (45) of the bottom cover, a circular ring surface is formed, the circular ring surface is an upper cover (2) part, and the upper cover part is an inner positioning structure part or an outer positioning structure part of the hollow shaft. The hollow shaft in fig. 7-1 is a hollow shaft of internal positioning structure, and the hollow shaft in fig. 7-2 is a hollow shaft of external positioning structure.

In embodiment 8, in fig. 8-1 and 8-2, a hollow shaft (1), an upper cover (2) and a chemical cylinder (29) with a spinning hole are in an integrated structure, a lower end surface of the chemical cylinder is provided with a chemical cylinder lower threaded blind hole (28), a radial through hole, namely the spinning hole, is arranged on the chemical cylinder wall, the inner diameter of the upper end of the inner circle of the chemical cylinder (29) with the spinning hole is reduced, a circular ring surface is formed, the circular ring surface is an upper cover (2) part, and the upper cover part is an inner positioning structure part or an outer positioning structure part of the hollow shaft. The hollow shaft in fig. 8-1 is an internal positioning structure and the hollow shaft in fig. 8-2 is an external positioning structure.

In embodiment 9, in fig. 9-1 and fig. 9-2, the upper cover is a hollow disc, the upper end surface of the upper cover is provided with upper cover threaded blind holes (30) which are uniformly distributed on the circumference close to the inner circle and correspond to the hollow shaft flange holes (15), the circumference of the upper cover close to the outer circle is provided with through holes which are uniformly distributed, namely upper cover through holes (23), and the upper cover corresponds to the threaded blind holes (33) on the chemical cylinder and is a flat cover or a conical cover. FIG. 9-1 shows a planar upper cover, and FIG. 9-2 shows a conical upper cover.

In embodiment 10, in fig. 10-1 and 10-2, the upper cover is a hollow disc, the hollow disc is a through hole with internal threads, namely an upper cover threaded central hole (31), and the upper cover is a flat cover or a conical cover corresponding to the upper cover threads (25) connected with the hollow shaft. FIG. 10-1 shows a planar upper cover, and FIG. 10-2 shows a conical upper cover.

In embodiment 11, fig. 11 is a melting cylinder, the melting cylinder is a hollow cylinder, the inner circle is zigzag, the tooth crest line (32) is parallel to the axis and penetrates through the melting cylinder, the gap of the zigzag tooth root is outwards narrowed to wide along the radius direction, the cross section of the gap is spoon-shaped and axially penetrates through the melting cylinder, the spoon-shaped narrow part of the gap is a melt filtering flow passage (5), the wide part is a melt flow passage (4), a threaded blind hole (33) on the upper end surface of the melting cylinder corresponds to an upper cover through hole (23), a transition plate (6) is arranged in the lower end of the melting cylinder, the bottom surface of the transition plate and the lower end surface of the melting cylinder are on the same plane, a welding point (35) is arranged on the outer side of the transition plate and the inner side of the melting cylinder to be connected into a whole, the width of the narrow gap is close to the width of the melt filtering flow passage, and the lower end surface of the transition plate is provided with a plurality of threaded blind holes (34) on the same circumference, namely, and corresponds to a bottom cover convex through hole (39).

Example 12, fig. 12 is a cartridge, which differs from the cartridge of fig. 11 in that: the top line (32), the melt filtering flow channel (5) and the melt flow channel (4) in the melting cylinder in fig. 12 form included angles with the axis of the melting cylinder, and the internal structure of the melting cylinder is arranged in a conical shape.

In embodiment 13, in fig. 13, a chemical cylinder is a hollow cylinder, an inner circle (37) of the chemical cylinder is a smooth surface, a blind hole with threads on the upper end surface of the chemical cylinder is a blind hole (33) with threads on the chemical cylinder, corresponding to an upper cover through hole (23), a transition plate (6) is arranged in the lower end of the chemical cylinder, the lower end surface of the transition plate and the lower end surface of the chemical cylinder are on the same plane, a welding point (35) is arranged on the outer side of the transition plate and the inner side of the chemical cylinder to be connected into a whole, a narrow gap (36) is arranged on the outer side of the transition plate and the inner side of the chemical cylinder except the welding point, and a blind hole (34) with a transition plate corresponds to a convex through hole (39) of a bottom cover.

In embodiment 14, fig. 14 shows a transition plate-carrying material melting cylinder, the material melting cylinder is a hollow cylinder, a thread (38) is arranged at the inner upper end of the material melting cylinder, the transition plate (6) is arranged in the lower end of the material melting cylinder corresponding to the external thread (24) at the lower end of the hollow shaft, the lower end surface of the transition plate and the lower end surface of the material melting cylinder are arranged on the same plane, welding points (35) are arranged on the outer side of the transition plate and the inner side of the material melting cylinder and are connected into a whole, a narrow gap (36) is arranged on the outer side of the transition plate and the inner side of the material melting cylinder except for the welding points, and a transition plate blind hole (34) is arranged on the lower end surface of the transition plate and corresponds to a bottom cover protrusion through hole (39). Such as in fig. 14-1 and 14-2.

In embodiment 15, fig. 15 is a structure diagram of an integrated structure of a chemical cylinder and an upper cover, the chemical cylinder has no transition plate, the top of the integrated structure is an upper cover part, a plurality of blind holes (30) with threads are arranged on the upper end surface of the upper cover part and correspond to flange holes of a hollow shaft, a hollow cylinder of the integrated structure is a chemical cylinder part, a plurality of blind holes (28) with threads are arranged on the lower end surface of the chemical cylinder part and correspond to the blind holes which are not protruded on the bottom cover.

Embodiment 16, FIGS. 16-1, 16-2, 16-3, and 16-4 differ from FIGS. 11, 12, and 13, respectively, in that: the material conversion barrel is not provided with a transition plate, and the material conversion barrel without the transition plate is provided with a material conversion barrel upper threaded blind hole (33) and a material conversion barrel lower threaded blind hole (28) which respectively correspond to the upper cover through hole and the bottom cover non-protruding through hole. Fig. 16-1-1 is a sectional view of the spinning rotor with the transition plate absent from the spinning rotor.

Example 17 a chemical cartridge according to 13, 14, 15, 16, except that the inside of the chemical cartridge is tapered. As in fig. 17, 16-4.

Example 18, fig. 18-1, fig. 18-2 are chemical drums, transition plates, and spinneret plates arranged in a unitary structure. The upper end surface of the melting cylinder is provided with a threaded blind hole (33) on the melting cylinder, the threaded blind hole corresponds to the upper cover through hole, the lower end surface of the transition plate is provided with a transition plate blind hole (34), the transition plate blind hole corresponds to the bottom cover protruding through hole (39), and the inner diameter of the spinneret plate part is larger than or equal to the inner diameter of the melting cylinder part.

19, As shown in fig. 19-1 and 19-2, the chemical cylinder without the transition plate is provided with radial through holes, namely spinning holes (9), the chemical cylinder is provided with spinning holes, the chemical cylinder with the spinning holes is provided with a chemical cylinder upper threaded blind hole (33) and a chemical cylinder lower threaded blind hole (28), the chemical cylinder with the spinning holes respectively corresponds to the upper cover through hole (23) and the flat bottom cover through hole (44), and the chemical cylinder with the spinning holes can not be combined with a spinneret plate, as shown in fig. 19-3; and may also be combined with a spinneret plate as shown in fig. 19-4.

Embodiment 20 fig. 20 shows a cartridge (29) with spinneret orifices and a bottom cover (7) as a unitary structure. The flat bottom at the lower end of the integrated structure is a bottom cover part, the bottom cover (7) is an upward melting cylinder part with a spinning hole, and the upper end surface of the melting cylinder part with the spinning hole is provided with a threaded blind hole (33) on the melting cylinder corresponding to the upper cover through hole (23). In the spinning rotor of fig. 20-1, the spinning cylinder (29) with spinning holes and the bottom cover (7) are integrally formed.

In embodiment 21, fig. 21 is an integral structure of an upper cover (2) and a melting cylinder (29) with a spinneret hole, the top of the integral structure is an upper cover (2), a plurality of blind holes with threads, namely upper cover threaded blind holes (30), are formed on the upper end surface of the upper cover (2), corresponding to a flange hole (15) of a hollow shaft, a hollow cylinder with the integral structure is a melting cylinder part with a spinneret hole, and a plurality of blind holes with threads, namely melting cylinder lower threaded blind holes (28), are formed on the lower end surface of the melting cylinder with a spinneret hole, corresponding to a flat bottom cover through hole (44).

In example 22, fig. 22 shows a combination cartridge (29) with spinneret orifices, and two or more combination cartridges (29) with spinneret orifices are stacked and combined to form a combination cartridge with spinneret orifices. The spinning rotor of fig. 6-3 is a combined spinning rotor with spinning orifices.

in example 23, fig. 23 shows a spinneret plate, which is a hollow cylinder, and the spinneret plate wall is provided with radial through holes, namely spinneret holes (9), and the spinneret holes can also be radial through grooves on the end face of the spinneret plate, and the number of the spinneret holes is more than or equal to 1.

Example 24, fig. 24 shows a combination spinneret (10) comprising two or more spinnerets (10) stacked together to form a combination spinneret.

In embodiment 25, fig. 25-1, fig. 25-2 and fig. 25-3 show a bottom cover, the bottom cover is circular, a cylindrical protrusion (40) is arranged in the middle of the upper end surface of the bottom cover, a through hole (39) is arranged at the protruding part, the protruding through holes (39) are on the same circumference, the through holes correspond to the blind holes (34) of the transition plate, and the lower end surface of the bottom cover is flat or concave or reversely conical. The lower end surface of the bottom cover in FIG. 25-1 is a plane (41), the lower end surface of the bottom cover in FIG. 25-2 is a concave surface (42), and the lower end surface of the bottom cover in FIG. 25-3 is an inverted cone (43).

In embodiment 26, fig. 26-1, fig. 26-2 and fig. 26-3 show a bottom cover, the bottom cover is circular, a cylindrical protrusion (40) is arranged in the middle of the upper end surface of the bottom cover, a through hole (45) is arranged at the non-protruding part, namely, the non-protruding through hole (45) is arranged on the same circumference, the through hole corresponds to the blind hole under the chemical material cylinder, and the lower end surface of the bottom cover is a plane or a concave surface or an inverted cone. The lower end surface of the bottom cover in FIG. 26-1 is a plane (41), the lower end surface of the bottom cover in FIG. 26-2 is a concave surface (42), and the lower end surface of the bottom cover in FIG. 26-3 is an inverted cone (43).

In embodiment 27, in fig. 27-1, 27-2 and 27-3, the spinneret plate (10) and the bottom cover (7) are integrally formed, the upper end surface of the spinneret plate (10) and the upper end surface of the cylindrical boss (40) of the bottom cover are in the same plane, and the lower end surface is in a plane or concave or inverted cone shape. The lower end surface of the bottom cover in FIG. 27-1 is a plane (41), the lower end surface of the bottom cover in FIG. 27-2 is a concave surface (42), and the lower end surface of the bottom cover in FIG. 27-3 is an inverted cone (43).

In embodiment 28, fig. 28-1 shows a flat bottom cover, the flat bottom cover is circular, the upper end surface is plane, a plurality of axial through holes, namely flat bottom cover through holes (44), are arranged near the outer circle, the flat bottom cover through holes (44) are on the same circumference and correspond to the blind holes of the lower end surface of the chemical charging barrel, and the lower end surface of the flat bottom cover is plane or concave surface or reverse taper.

Claims

1. A spinning rotor, characterized by: the hollow shaft, the upper cover, the material melting cylinder, the spinneret plate and the bottom cover are sequentially connected up and down along the same axis to form a spinning rotator, the lower end of the hollow shaft of the spinning rotator is provided with a flange, a flange hole corresponds to a threaded blind hole of the upper cover, the outer circle of the hollow shaft above the flange is provided with a lower bearing position, an upper bearing position, an outer thread of the hollow shaft and a driving wheel position, the structure of the outer circle of the hollow shaft is provided with an outer positioning structure, the lower end of the hollow shaft is provided with the flange, the flange hole corresponds to the threaded blind hole of the upper cover, the outer circle of the hollow shaft is provided with a driving wheel position, the upper bearing position and the lower bearing position are respectively arranged at the upper end and the lower end of an inner circle of the hollow shaft, the structure of the inner circle of the hollow shaft is provided with an inner positioning structure, the spinning rotor has a hollow cylinder, a zigzag tooth top line parallel to the axial line and penetrating through the cylinder, a gap between the zigzag tooth root is narrowed to wide along the radial direction, the cross section of the gap is spoon-shaped and axially penetrates through the cylinder, the spoon-shaped narrow part is a melt filtering runner, the wide part is a melt runner, the upper end surface of the cylinder is provided with a threaded blind hole, namely a threaded blind hole on the cylinder, corresponding to the through hole of the upper cover, the spinneret plate of the spinning rotor is a hollow cylinder, the spinneret plate wall is provided with radial through holes, namely spinneret holes, the spinneret holes can also be radial through grooves on the end surface of the spinneret plate, and the number of the spinneret holes is more than or equal to 1.

2. The spinning rotor according to claim 1, characterized in that: the hollow shaft and the upper cover are of an integrated structure, the lower end of the hollow shaft and the upper cover is an upper cover part, an upper cover through hole is formed in the circumference of the upper cover part, which is close to the outer circle, and corresponds to the threaded blind hole on the spinning cylinder, the upper cover is arranged as a flat cover or a conical cover, the upper end of the upper cover part is a hollow shaft part, the hollow shaft is of an external positioning structure or an internal positioning structure, or the lower end of the hollow shaft is provided with external threads and is used for connecting with the internal threads of the upper end of the spinning cylinder, the lower end of the hollow shaft is used as an upper cover part, the upper end of the hollow shaft is of an internal positioning structure or an external positioning structure, or the hollow shaft and the bottom cover are of an integrated structure, the lower end of the integrated structure is a bottom cover part, the upper end of the integrated structure is a hollow shaft part is of a hollow shaft part, the hollow shaft part is of an external positioning structure, the hollow shaft part is of a hole of the integrated structure, the hollow shaft is of a hole of the integrated structure, the upper end of the integrated structure is a hole of the integrated structure, the hollow shaft is a hole of the integrated structure is formed on the upper end of the integrated structure, and the upper end of the integrated structure is a hole of the integrated structure, and the integrated structure is formed on the upper end of the integrated structure is a hole of the integrated structure.

3. The spinning rotor according to claim 1, characterized in that: the upper cover is a hollow disc, upper cover threaded blind holes which are uniformly distributed are formed in the circumference, close to the inner circle, of the upper cover, corresponding to the flange holes of the hollow shaft, through holes which are uniformly distributed are formed in the circumference, close to the outer circle, of the upper cover, namely upper cover through holes, corresponding to the threaded blind holes on the material melting cylinder, the upper cover is a flat cover or a conical cover, or the upper cover is a hollow disc, the hollow circle of the upper cover is a through hole with internal threads, namely an upper cover threaded central hole, corresponding to the upper cover connecting threads of the hollow shaft, and the upper cover is a flat cover or a conical cover.

4. The spinning rotor according to claim 1, characterized in that: the transition plate is arranged in the lower end of the material melting cylinder, the bottom surface of the transition plate and the lower end surface of the material melting cylinder are on the same plane, the outer side of the transition plate and the inner side of the material melting cylinder are connected into a whole through welding points, uniform narrow gaps are arranged outside the transition plate and inside the material melting cylinder except for the welding points, the width of the narrow gaps is close to that of a melt filtering flow passage, a plurality of blind holes with threads on the same circumference, namely, the blind holes of the transition plate, are arranged on the lower end surface of the transition plate, and correspond to the protruding through holes of the bottom cover.

5. The spinning rotor according to claim 1, characterized in that: the material melting cylinder is a hollow cylinder, the inner circle is zigzag, the gap of the zigzag tooth root is outwards narrowed to wide along the radius direction, the cross section of the gap is spoon-shaped and forms an included angle with the axis to pass through the material melting cylinder, the narrow part of the spoon-shaped is a melt filtering runner, the wide part is a melt runner, the tooth crest line, the melt filtering runner and the melt runner are all arranged at an included angle with the axis of the material melting cylinder, the internal structure of the material melting cylinder is in conical arrangement, the upper end surface of the material melting cylinder is provided with a threaded blind hole, namely the threaded blind hole on the material melting cylinder, corresponding to the upper cover through hole, the lower end of the material melting cylinder is internally provided with a transition plate, the bottom surface of the transition plate and the lower end surface of the material melting cylinder are arranged on the same plane, the outer side of the transition plate and the inner side of the material melting cylinder are connected into a whole through welding point, the width of the narrow gap is close to the width of the melt filtering runner, and the lower end surface of the transition plate is provided with a plurality of threaded blind holes on the same circumference, namely the transition plate blind holes correspond to the bottom cover protruding through holes.

6. The spinning rotor according to claim 1, characterized in that: the upper end face of the material changing cylinder is provided with a threaded blind hole, namely a material changing cylinder upper threaded blind hole, corresponding to the upper cover through hole, the lower end of the material changing cylinder is internally provided with a transition plate, the lower end face of the transition plate and the lower end face of the material changing cylinder are arranged on the same plane, the outer side of the transition plate and the inner side of the material changing cylinder are connected into a whole through a welding point, the outer side of the transition plate and the inner side of the material changing cylinder are provided with narrow gaps except the welding point, the lower end face of the transition plate is provided with a transition plate blind hole corresponding to the bottom cover bulge through hole, or the material changing cylinder is hollow cylinder, the inner upper end is provided with threads corresponding to the external threads of the hollow shaft, the lower end of the material changing cylinder is internally provided with a transition plate, the lower end face of the transition plate and the material changing cylinder are arranged on the same plane, the outer side of the transition plate and the inner side of the material changing cylinder are connected into a whole through hole, the outer side of the transition plate and the inner side of the material changing cylinder are provided with welding point outside the narrow gaps, the lower end face of the transition plate is provided with a transition plate blind hole corresponding to the bulge through hole, or the material changing cylinder and the upper cover is in an integrated structure, the top of the integrated structure is provided with no transition plate, the upper end face of the integrated structure is provided with a transition plate, the upper end face of the integrated structure corresponds to the hollow cylinder and the hollow cylinder is provided with a plurality of blind holes corresponding to the hollow holes.

7. The spinning rotor according to claim 1, characterized in that: the inside structure of the material cylinder is a hollow cylinder, the inner circular surface is a smooth surface, the upper end surface of the material cylinder is provided with a threaded blind hole, namely, the material cylinder is provided with a threaded blind hole, the blind hole corresponds to the upper cover through hole, the inside of the lower end of the material cylinder is provided with a transition plate, the lower end surface of the transition plate and the lower end surface of the material cylinder are connected into a whole on the same plane, the outside of the transition plate and the inside of the material cylinder are provided with welding points, the outside of the transition plate and the inside of the material cylinder are provided with narrow gaps except the welding points, the lower end surface of the transition plate and the inside of the material cylinder are provided with a transition plate blind hole, the blind hole corresponds to the bottom cover protruding through hole, or the material cylinder is a hollow cylinder, the inside structure is a taper, the upper end surface of the material cylinder is provided with a thread, the hollow cylinder is provided with a plurality of blind holes corresponding to the hollow hole, the hollow cylinder is provided with a plurality of blind holes corresponding to the hollow cylinder top, the hollow cylinder is provided with a taper hole, the hollow cylinder is not provided with a plurality of blind holes corresponding to the hollow cylinder top.

8. The spinning rotor according to claim 1, characterized in that: the spinning nozzle comprises a spinning cylinder, a transition plate and a spinneret plate, wherein the upper end face of the spinning cylinder is provided with a threaded blind hole on the spinning cylinder, the threaded blind hole corresponds to an upper cover through hole, the lower end face of the transition plate is provided with a transition plate blind hole, the inner diameter of a spinneret plate part is larger than or equal to the inner diameter of the spinning cylinder part, or the spinning cylinder without the transition plate is provided with a radial through hole, namely a spinneret hole, the spinning cylinder is provided with a spinning cylinder with a spinneret hole, the spinning cylinder is provided with a threaded blind hole on the spinning cylinder and a threaded blind hole under the spinning cylinder, the spinning cylinder with the spinneret hole is respectively corresponding to the upper cover through hole and the flat bottom through hole, the spinning cylinder with the spinneret hole is combined with the spinneret plate or is not combined with the spinneret plate, or the spinning cylinder with the spinning hole and the flat bottom through hole are integrated, the flat bottom of the spinning cylinder with the integrated structure is provided with a bottom cover part, the spinning cylinder with the upper end face of the spinning cylinder with the spinneret hole is provided with a hollow blind hole, or the hollow cylinder with the upper end face of the spinning cylinder is provided with a hollow hole.

9. The spinning rotor according to claim 1, characterized in that: two or more spinneret plates are combined into a combined spinneret plate in a superposition way.

10. The spinning rotor according to claim 1, characterized in that: the bottom cover is round, the middle of the upper end face of the bottom cover is provided with a cylindrical bulge, the bulge part is provided with a through hole, namely a bulge through hole, the bulge through hole is arranged on the same circumference, the through hole corresponds to the transition plate blind hole, the lower end face of the bottom cover is provided with a plane or a concave surface or an inverted cone shape, or the bottom cover is round, the middle of the upper end face of the bottom cover is provided with a cylindrical bulge, the non-bulge part is provided with a through hole, namely a non-bulge through hole, on the same circumference, the through hole corresponds to the lower blind hole of the chemical cylinder, the lower end face of the bottom cover is provided with a plane or a concave surface or an inverted cone shape, or the upper end face of the spinneret plate and the upper end face of the cylindrical bulge part of the bottom cover are in the same plane, the lower end face of the spinneret plate is provided with a plurality of axial through holes, namely flat bottom cover through holes, the flat bottom cover through holes are arranged on the same circumference, correspond to the lower blind hole of the chemical cylinder, and the lower end face of the flat bottom cover is provided with a plane or a concave surface or an inverted cone shape.