Spinning device for improving productivity and quality of viscose staple fibers

Abstract

The invention relates to the related technical field of viscose staple fiber production and processing, in particular to a spinning device for improving the capacity and quality of viscose staple fibers, which comprises a spinning main seat body, a spinning plate and a cover plate, the spinning main seat body is of a circular tube structure, the spinning main seat body is fixed on a rack of viscose staple fiber forming equipment through a connecting structure, and the cover plate is fixed on the spinning main seat body. The spinneret plate is fixed on the lower end face of the spinneret main seat body, and the cover plate is fixed on the inner side wall of the spinneret main seat body; by arranging the spinning device which is formed by combining the spinning main seat body, the spinning plate and the cover plate and is used for improving the productivity and the quality of the viscose staple fibers, arranging the material holes and the spinning holes in the spinning plate, and arranging the filtering structures at the end openings of the material holes, materials entering the material holes are filtered, so that the quality of the viscose staple fibers is improved, and the quality of the viscose staple fibers is improved. The spinneret plate can be used for preventing incompletely-molten materials from entering the spinneret holes to cause blockage, so that the filament forming state of viscose staple fibers is not influenced, the purpose of improving the forming quality of the viscose staple fibers is achieved, the maintenance frequency of the spinneret plate is reduced, and the purpose of improving the production efficiency is achieved.

Description

Technical Field

[0001] The present invention relates to the technical field related to the production and processing of viscose staple fiber, and specifically to a spinning device for improving the production capacity and quality of viscose staple fiber. Background Art

[0002] Viscose staple fiber, also known as artificial cotton, has good hygroscopicity and a soft handle. Cotton linters, wood pulp, and bagasse are the main raw materials for producing viscose fiber, which are rich in resources and have low manufacturing costs. The dry strength of viscose fiber is lower than that of cotton, and its wet strength is only about 66% of its dry strength. It has poor elastic recovery ability, is not wear-resistant, is not sun-resistant, is alkali-resistant but not acid-resistant; however, viscose has good hygroscopicity and is easy to dye, and the fabric is comfortable to wear. And viscose staple fiber needs to be formed by a spinneret during actual production; The Chinese patent document with the publication number CN104988585A discloses a spinneret. The solution includes: a plate body, the plate body is fixedly connected to the component body; a flow splitting device, the flow splitting device is connected to the plate body; a filtering device, the filtering device is arranged on the flow splitting device; a guiding device, the guiding device is arranged in a straight line in the plate body; wherein, the melt enters the plate body through the filtering device and then enters the guiding device in sequence for spinning; However, the filtering device in the above solution has a relatively simple structure, and its filtering will affect the overall passing efficiency of the fluid, thereby having a certain impact on the overall forming efficiency of the fiber. For this reason, the present invention proposes a spinning device for improving the production capacity and quality of viscose staple fiber to solve the above problems. Summary of the Invention

[0003] The purpose of the present invention is to provide a spinning device for improving the production capacity and quality of viscose staple fiber to solve the problems raised in the above background art.

[0004] To achieve the above purpose, the present invention provides the following technical solution: a spinning device for improving the production capacity and quality of viscose staple fiber, including: A spinning main seat body, the spinning main seat body has a circular tube structure, and the spinning main seat body is fixed on the frame of the viscose staple fiber forming equipment through a connection structure; A spinneret, the spinneret is fixed on the lower end surface of the spinning main seat body; A cover plate, the cover plate is fixed on the inner side wall of the spinning main seat body. A material cavity is formed by enclosing the spinning main seat body, the spinneret, and the cover plate. A feed port is formed on the side wall of the material cavity, and the feed port is connected to the feed port of the feeding equipment through a feeding pipe; The inner surface of the spinneret is provided with material holes. A plurality of material holes are evenly opened on the spinneret, and spinning holes are evenly opened on the bottom surface of the material holes. The spinning holes are used for forming viscose staple fiber; A filtering structure is provided at the port position of the material hole.

[0005] Preferably, the filtering structure is a filter net structure arranged in a tubular shape. The lower port of the filtering structure is fixedly glued to the edge position of the material hole, and a sealing cover is fixedly connected to the upper side end of the filtering structure. The aperture value of the filtering holes on the filtering structure is smaller than the aperture value of the spinneret holes, and the overall effective area value of the filtering holes is twice the overall effective area value of the spinneret holes.

[0006] Preferably, a threaded seat is integrally formed at the upper port of the filtering structure, and the sealing cover is threadedly connected to the threaded seat. An activity hole is opened on the sealing cover, and an activity rod is movably installed in the activity hole. The lower side end side wall of the activity rod is fixedly connected with a cleaning airbag mounting seat through a connecting rod. The cleaning airbag mounting seat is an annular seat body structure. The connecting rod is connected to the inner hole side wall of the cleaning airbag mounting seat. A cleaning airbag mounting groove is opened on the outer side wall of the cleaning airbag mounting seat, and a cleaning airbag is installed in the cleaning airbag mounting groove.

[0007] Preferably, a pipeline layout hole is opened at the bottom of the cleaning airbag mounting groove, an air passage is opened on the activity rod, and the air inlet of the cleaning airbag is connected to the lower port of the air passage through an air pipe, and the air pipe is arranged through the pipeline layout hole.

[0008] Preferably, when the cleaning airbag mounting seat is actually installed, the side wall of the cleaning airbag mounting seat is set to be in contact with the inner side wall of the filtering structure. The upper port of the air passage is opened on the upper side end side wall of the activity rod, and an air pipe connection port is opened at the upper port of the air passage. The air pipe connection port is connected to the inflation port of the inflation device through an air delivery hose.

[0009] Preferably, the activity rod is driven up and down through a driving structure. The driving structure includes a telescopic electric cylinder and a connecting plate. An installation frame is fixedly installed on the outer side wall of the main spinneret body through a positioning bolt. The cylinder body of the telescopic electric cylinder is fixedly installed on the installation frame, and the connecting plate is fixedly connected to the telescopic rod of the telescopic electric cylinder through a connecting piece.

[0010] Preferably, a through hole is opened on the cover plate, a screw hole is opened on the upper side end of the activity rod, and an installation hole is opened on the connecting plate. The activity rod, the installation hole, the through hole, and the screw hole are coaxially arranged. The activity rod is movably arranged through the through hole, and the activity rod is fixedly connected to the connecting plate through a positioning screw.

[0011] Preferably, after the cleaning airbag is inflated, the cleaning airbag expands, so as to push the blockage in the filtering holes out of the filtering holes, thereby cleaning the filtering holes.

[0012] Preferably, the height value of the filtering structure is five times the width value of the cleaning airbag. When the telescopic electric cylinder is driven once, the up-and-down movement distance value of the cleaning airbag is equal to the width value of the cleaning airbag, and the movement state of the cleaning airbag is from the uppermost end of the filtering structure to the lowermost end of the filtering structure, and then from the lowermost end of the filtering structure to the uppermost end of the filtering structure. After the cleaning airbag moves once, the inflation device inflates the cleaning airbag once and deflates the cleaning airbag before the cleaning airbag moves again.

[0013] Preferably, a sealing groove is formed on the side wall of the through hole, a rubber sealing ring is embedded in the sealing groove, and when the movable rod is actually installed, the rubber sealing ring abuts against the side wall of the movable rod.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows: 1. By providing a spinning device for improving the production capacity and quality of viscose staple fiber, which is composed of a spinning main seat body, a spinneret plate and a cover plate, and by opening a material hole and a spinning hole on the spinneret plate, and by providing a filtering structure at the port position of the material hole, the material entering the material hole is filtered to prevent the incompletely melted material from entering the spinning hole and causing blockage, thereby affecting the filament forming state of viscose staple fiber, so as to achieve the purpose of improving the forming quality of viscose staple fiber, and reducing the maintenance frequency of the spinneret plate, so as to achieve the purpose of improving production efficiency; 2. By providing a cleaning airbag mounting seat in the inner cavity of the filtering structure and providing a cleaning airbag in the cleaning airbag mounting groove of the cleaning airbag mounting seat, the cleaning airbag is inflated, so that the cleaning airbag expands, and the blockage in the filtering hole is pushed out of the filtering hole, so as to form a self-cleaning effect on the filtering hole, thereby ensuring the efficiency of the material entering the material hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic structural diagram of the present invention; Figure 2 is a half-sectional view of the present invention; Figure 3 is Figure 2 a schematic enlarged view of the structure at A in Figure 4 is Figure 2 a schematic enlarged view of the structure at B in Figure 5 is Figure 2 a schematic enlarged view of the structure at C in Figure 6 is Figure 5 a schematic enlarged view of the structure at D in Figure 7 is a half-sectional view of the cleaning airbag mounting seat of the present invention; Figure 8Schematic diagram of the cover plate structure of the present invention; Figure 9 is Figure 8 The enlarged schematic diagram of the structure at position E in

[0016] In the figure: the main spinneret body 1, the spinneret plate 2, the cover plate 3, the material cavity 4, the feed inlet 5, the material hole 6, the spinneret hole 7, the filtering structure 8, the sealing cover 9, the filtering hole 10, the threaded seat 11, the movable rod 12, the connecting rod 13, the cleaning airbag mounting seat 14, the cleaning airbag mounting groove 15, the inner hole 16, the pipeline layout hole 17, the air duct 18, the cleaning airbag 19, the air pipe 20, the air pipe connection port 21, the screw hole 22, the positioning bolt 23, the mounting bracket 24, the telescopic electric cylinder 25, the connecting plate 26, the mounting hole 27, the through hole 28, the rubber sealing ring 29. Specific embodiments

[0017] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0018] Please refer to Figures 1-9 , the present invention provides the following three preferred embodiments: Embodiment 1: A spinneret device for improving the production capacity and quality of viscose staple fiber, including a main spinneret body 1, a spinneret plate 2 and a cover plate 3. The main spinneret body 1 has a circular tube structure. The main spinneret body 1 is fixed on the frame of the viscose staple fiber forming equipment through a connecting structure. The spinneret plate 2 is fixed on the lower end surface of the main spinneret body 1. The cover plate 3 is fixed on the inner side wall of the main spinneret body 1. A material cavity 4 is formed by enclosing the main spinneret body 1, the spinneret plate 2 and the cover plate 3. A feed inlet 5 is formed on the side wall of the material cavity 4. The feed inlet 5 is connected to the feed port of the feeding equipment through a feed pipe. The inner surface of the spinneret plate 2 is provided with material holes 6. A plurality of material holes 6 are evenly arranged on the spinneret plate 2. And spinneret holes 7 are evenly arranged on the bottom surface of the material holes 6. The spinneret holes 7 are used for forming viscose staple fiber. A filtering structure 8 is arranged at the port position of the material holes 6.

[0019] The filtering structure 8 is a filter net structure arranged in a tubular shape. The lower port of the filtering structure 8 is fixedly glued to the edge position of the material hole 6, and a sealing cover 9 is fixedly connected to the upper end of the filtering structure 8. The aperture value of the filtering holes 10 on the filtering structure 8 is smaller than the aperture value of the spinneret holes 7, and the overall effective area value of the filtering holes 10 is twice the overall effective area value of the spinneret holes 7. By providing a spinneret device for improving the production capacity and quality of viscose staple fiber, which is composed of a spinneret main body 1, a spinneret plate 2, and a cover plate 3, and by opening a material hole 6 and spinneret holes 7 on the spinneret plate 2, and arranging a filtering structure 8 at the port position of the material hole 6, the material entering the material hole 6 is filtered to prevent the incompletely melted material from entering the spinneret holes 7 and causing blockage, thereby affecting the filament forming state of the viscose staple fiber, so as to achieve the purpose of improving the forming quality of the viscose staple fiber, and reducing the maintenance frequency of the spinneret plate 2, thereby achieving the purpose of improving production efficiency.

[0020] Embodiment 2, based on Embodiment 1, a threaded seat 11 is integrally formed at the upper port of the filtering structure 8, and the sealing cover 9 is threadedly connected to the threaded seat 11. An activity hole is opened on the sealing cover 9, and an activity rod 12 is movably installed in the activity hole. A cleaning airbag mounting seat 14 is fixedly connected to the lower end side wall of the activity rod 12 through a connecting rod 13. The cleaning airbag mounting seat 14 is a ring-shaped seat structure, and the connecting rod 13 is connected to the side wall of the inner hole 16 of the cleaning airbag mounting seat 14. A cleaning airbag mounting groove 15 is opened on the outer side wall of the cleaning airbag mounting seat 14, and a cleaning airbag 19 is installed in the cleaning airbag mounting groove 15.

[0021] A pipeline layout hole 17 is opened at the bottom of the cleaning airbag mounting groove 15, an air passage 18 is opened on the activity rod 12, and the air inlet of the cleaning airbag 19 is connected to the lower port of the air passage 18 through an air pipe 20, and the air pipe 20 is arranged to pass through the pipeline layout hole 17.

[0022] When the cleaning airbag mounting seat 14 is actually installed, the side wall of the cleaning airbag mounting seat 14 is arranged to be in contact with the inner side wall of the filtering structure 8. The upper port of the air passage 18 is opened on the upper end side wall of the activity rod 12, and an air pipe connection port 21 is opened at the upper port of the air passage 18. The air pipe connection port 21 is connected to the inflation port of the inflation device through an air delivery hose.

[0023] The activity rod 12 is driven up and down by a driving structure. The driving structure includes a telescopic electric cylinder 25 and a connecting plate 26. An installation frame 24 is fixedly installed on the outer side wall of the spinneret main body 1 through a positioning bolt 23. The cylinder body of the telescopic electric cylinder 25 is fixedly installed on the installation frame 24, and the connecting plate 26 is fixedly connected to the telescopic rod of the telescopic electric cylinder 25 through a connecting member.

[0024] The cover plate 3 is provided with a through hole 28. The upper side end of the movable rod 12 is provided with a screw hole 22. The connecting plate 26 is provided with a mounting hole 27. The movable rod 12, the mounting hole 27, the through hole 28, and the screw hole 22 are coaxially arranged. The movable rod 12 is movably arranged through the through hole 28. The movable rod 12 is fixedly connected to the connecting plate 26 by a positioning screw.

[0025] After the cleaning airbag 19 is inflated, the cleaning airbag 19 expands, so as to push the blockage in the filter hole 10 out of the filter hole 10, thereby cleaning the filter hole 10. By arranging a cleaning airbag mounting seat 14 in the inner cavity of the filtering structure 8 and arranging the cleaning airbag 19 in the cleaning airbag mounting groove 15 of the cleaning airbag mounting seat 14, the cleaning airbag 19 is inflated, so that the cleaning airbag 19 expands to clean the filter hole 10 automatically, thereby ensuring the efficiency of the material entering the material hole 6.

[0026] The height value of the filtering structure 8 is five times the width value of the cleaning airbag 19. When the telescopic electric cylinder 25 is driven once, the up and down movement distance value of the cleaning airbag 19 is equal to the width value of the cleaning airbag 19. The movement state of the cleaning airbag 19 is from the uppermost end of the filtering structure 8 to the lowermost end of the filtering structure 8, and then from the lowermost end of the filtering structure 8 to the uppermost end of the filtering structure 8. After the cleaning airbag 19 moves once, the inflation device inflates the cleaning airbag 19 once and deflates the cleaning airbag 19 before the cleaning airbag 19 moves again, ensuring the comprehensiveness of the cleaning of the filtering structure 8 by the cleaning airbag 19 and ensuring the normal operation of the spinning device during the cleaning process, thereby ensuring the overall production efficiency of the spinning device.

[0027] A sealing groove is formed in the side wall of the through hole 28. A rubber sealing ring 29 is embedded and installed in the sealing groove. When the movable rod 12 is actually installed, the rubber sealing ring 29 abuts against the side wall of the movable rod 12.

[0028] Although the above description of the illustrative specific embodiments of the present application is provided to enable those skilled in the art to understand the present application, the present application is not limited to the scope of the specific embodiments. For those of ordinary skill in the art, as long as various changes are within the spirit and scope of the present application defined and determined by the appended claims, all application creations using the concept of the present application are within the scope of protection.

Claims

1. A spinneret device for improving the production capacity and quality of viscose staple fiber, characterized in that: Comprising: A spinneret main seat body (1), the spinneret main seat body (1) having a circular tube structure, and the spinneret main seat body (1) being fixed to the frame of the viscose staple fiber forming equipment through a connection structure; A spinneret plate (2), the spinneret plate (2) being fixed to the lower end face of the spinneret main seat body (1); A cover plate (3), the cover plate (3) being fixed to the inner side wall of the spinneret main seat body (1). A material cavity (4) is formed by enclosing the spinneret main seat body (1), the spinneret plate (2), and the cover plate (3). An inlet port (5) is formed on the side wall of the material cavity (4), and the inlet port (5) is connected to the feeding port of the feeding equipment through a feeding pipe; The inner surface of the spinneret plate (2) is provided with material holes (6). A plurality of material holes (6) are evenly arranged on the spinneret plate (2), and spinneret holes (7) are evenly arranged on the bottom surface of the material holes (6). The spinneret holes (7) are used for forming viscose staple fibers; A filtering structure (8) is arranged at the port position of the material hole (6).

2. The spinneret device for improving the production capacity and quality of viscose staple fiber according to claim 1, characterized in that: The filtering structure (8) is a tubular filter net structure. The lower side port of the filtering structure (8) is fixedly glued to the edge position of the material hole (6), and a sealing cover (9) is fixedly connected to the upper side end of the filtering structure (8). The aperture value of the filter holes (10) on the filtering structure (8) is smaller than the aperture value of the spinneret holes (7), and the overall effective area value of the filter holes (10) is twice the overall effective area value of the spinneret holes (7).

3. The spinneret device for improving the production capacity and quality of viscose staple fiber according to claim 2, wherein: A threaded seat (11) is integrally formed at the upper side port of the filtering structure (8). The sealing cover (9) is threadedly connected to the threaded seat (11). An activity hole is formed in the sealing cover (9), and an activity rod (12) is movably installed in the activity hole. A cleaning airbag mounting seat (14) is fixedly connected to the side wall of the lower side end of the activity rod (12) through a connecting rod (13). The cleaning airbag mounting seat (14) is an annular seat body structure. The connecting rod (13) is connected to the side wall of the inner hole (16) of the cleaning airbag mounting seat (14). A cleaning airbag mounting groove (15) is formed on the outer side wall of the cleaning airbag mounting seat (14), and a cleaning airbag (19) is installed in the cleaning airbag mounting groove (15).

4. The spinneret device for improving the production capacity and quality of viscose staple fiber according to claim 3, characterized in that: A pipeline arrangement hole (17) is formed at the bottom of the cleaning airbag mounting groove (15). An air passage (18) is formed in the activity rod (12). The air inlet of the cleaning airbag (19) is connected to the lower side port of the air passage (18) through an air pipe (20), and the air pipe (20) passes through the pipeline arrangement hole (17).

5. The spinning device for improving the production capacity and quality of viscose staple fiber according to claim 4, characterized in that: When the cleaning airbag mounting seat (14) is actually installed, the side wall of the cleaning airbag mounting seat (14) is abutted against the inner side wall of the filtering structure (8). The upper side port of the air passage (18) is formed on the upper side wall of the upper end of the activity rod (12), and an air pipe connection port (21) is formed at the upper side port of the air passage (18). The air pipe connection port (21) is connected to the inflation port of the inflation equipment through an air delivery hose.

6. The spinneret device for improving the production capacity and quality of viscose staple fiber according to claim 5, characterized in that: The movable rod (12) is driven up and down by a driving structure. The driving structure includes a telescopic electric cylinder (25) and a connecting plate (26). An installation frame (24) is fixedly installed on the outer side wall of the main spinneret body (1) through positioning bolts (23). The cylinder body of the telescopic electric cylinder (25) is fixedly installed on the installation frame (24). The connecting plate (26) is fixedly connected to the telescopic rod of the telescopic electric cylinder (25) through a connecting member.

7. The spinneret device for improving the production capacity and quality of viscose staple fiber according to claim 6, wherein: A through hole (28) is formed in the cover plate (3). A screw hole (22) is formed in the upper side end of the movable rod (12). An installation hole (27) is formed in the connecting plate (26). The movable rod (12), the installation hole (27), the through hole (28), and the screw hole (22) are coaxially arranged. The movable rod (12) is movably arranged through the through hole (28). The movable rod (12) is fixedly connected to the connecting plate (26) through a positioning screw.

8. The spinneret device for improving the production capacity and quality of viscose staple fiber according to claim 7, characterized in that: After the cleaning airbag (19) is inflated, the cleaning airbag (19) expands, so as to push the blockage in the filter hole (10) out of the filter hole (10), thereby cleaning the filter hole (10).

9. The spinneret device for improving the production capacity and quality of viscose staple fiber according to claim 8, characterized in that: The height value of the filtering structure (8) is five times the width value of the cleaning airbag (19). When the telescopic electric cylinder (25) is driven once, the up and down movement distance value of the cleaning airbag (19) is equal to the width value of the cleaning airbag (19). The movement state of the cleaning airbag (19) is from the uppermost end of the filtering structure (8) to the lowermost end of the filtering structure (8), and then from the lowermost end of the filtering structure (8) to the uppermost end of the filtering structure (8). After the cleaning airbag (19) moves once, the inflation device inflates the cleaning airbag (19) once, and deflates the cleaning airbag (19) before the cleaning airbag (19) moves again.

10. The spinneret device for improving the production capacity and quality of viscose staple fiber according to claim 9, wherein: A sealing groove is formed in the side wall of the through hole (28). A rubber sealing ring (29) is embedded in the sealing groove. When the movable rod (12) is actually installed, the rubber sealing ring (29) abuts against the side wall of the movable rod (12).

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