CN214829954U - No mouth bushing of basalt fiber production and air cooling device thereof - Google Patents
No mouth bushing of basalt fiber production and air cooling device thereof Download PDFInfo
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- CN214829954U CN214829954U CN202121352280.4U CN202121352280U CN214829954U CN 214829954 U CN214829954 U CN 214829954U CN 202121352280 U CN202121352280 U CN 202121352280U CN 214829954 U CN214829954 U CN 214829954U
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Abstract
The utility model relates to the technical field of basalt fiber production, and provides a non-nozzle bushing for producing basalt fiber, which comprises a filter screen and a bottom plate, wherein the bottom plate is arranged below the filter screen; a plurality of non-nozzle leakage holes are punched on the bottom plate. The weight of the bushing plate can be reduced, and the manufacturing cost is saved. The air cooling device for the nozzle-free bushing produced from the basalt fibers is further provided, and the wire drawing effect of the nozzle-free bushing can be improved.
Description
Technical Field
The utility model relates to a basalt fiber production technical field particularly, relates to a no mouth bushing of basalt fiber production and air cooling device thereof.
Background
In the production of basalt fibers, basalt liquid which is melted at a high temperature of 1450 ℃ leaks from a bushing plate, and is cooled to form basalt filaments. The bushing plate is one of core devices in the production of basalt fibers and is in the shape of a groove-shaped container.
At present, 400-plus 2400-hole bushing plates are arranged in the wire drawing bushing plates in the basalt fiber industry, the bushing plates are groove-shaped bushing plates made of platinum-rhodium alloy, platinum accounts for 90%, rhodium accounts for 10%, the arrangement of the bushing nozzles is generally divided into 8-12 groups, each group is a fillet matrix formed by 9 rows and 12 rows of the bushing nozzles, and the current 400-plus 2400-hole bushing plate with the nozzle has the advantages of high processing loss, high manufacturing difficulty, low production efficiency, short service life of basalt fiber wire drawing operation within 2 months, difficulty in wire drawing operation, large labor amount and obvious low economic benefit. By adopting the traditional bushing plate manufacturing technology, the number of bushing holes is simply increased, and a plurality of harmful factors can be caused in the subsequent wire drawing process, such as difficulty in wire drawing operation, non-uniform diameter of single fibers, easiness in crystallization of a molten mass, increase in fiber wool yarns, broken yarns and flying yarns, and the like, so that the quality of basalt fibers is reduced, and the production efficiency cannot be improved.
The existing bushing plate is welded with a bushing tip, and basalt liquid enters a leakage hole and leaks out of the bushing tip. The length of the discharge spout is 2-5.5 mm, the diameter is 1.2-2.0 mm, the weight of a 1200-hole discharge spout with a nozzle is about 8 kg, and the platinum and rhodium powder occupied by the discharge spout is large. And the design technology of the bushing plate beyond 2400 holes cannot be broken through, and the productivity is low. The bushing is fast in deformation and serious in corrosion, a new bushing needs to be replaced in 2-3 months, and basalt wiredrawing can be carried out to continue production, so that the cost is greatly increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a no mouth bushing of basalt fiber production, it can reduce bushing weight, practices thrift manufacturing cost.
The embodiment of the utility model discloses a realize through following technical scheme:
a non-nozzle bushing for producing basalt fibers comprises a filter screen and a bottom plate, wherein the bottom plate is arranged below the filter screen; a plurality of non-nozzle leakage holes are punched on the bottom plate.
Furthermore, the non-nozzle leakage holes are divided into 4-12 areas on the bottom plate, and 10-40 rows of non-nozzle leakage holes are uniformly distributed in each area.
Furthermore, the non-nozzle leakage hole protrudes towards one side of the bottom plate far away from the filter screen, and the height of the non-nozzle leakage hole protruding from the bottom plate is 0.1-1 mm.
Furthermore, one end, close to the filter screen, of the non-nozzle leak hole is provided with an orifice chamfer, and the height of the orifice chamfer is 0.1-0.9 mm.
Further, the cross-section of the non-nozzle leakage hole is circular, elliptical or polygonal.
Furthermore, the thickness of the bottom plate is 0.8-2 mm, and the inner diameter of the non-nozzle leakage hole is 0.9-1.8 mm.
Further, each area of the arrangement of the nozzle-free weep holes is in the shape of a rounded parallelogram.
Furthermore, the air cooling device comprises an air pipe, the air pipe is a stainless steel round pipe, blowing holes are formed in the surface of the air pipe at equal intervals, the air pipe is arranged on the oiling roller below the nozzle-free bushing, and the blowing holes are aligned to the bottom of the fiber yarns leaked by the nozzle-free bushing and blown upwards.
Furthermore, two ends of the air pipe are communicated with an adjustable ventilation device.
Further, the temperature of air in the air cooling device is 25-30 ℃.
The utility model discloses technical scheme has following advantage and beneficial effect at least:
the utility model provides a no mouth bushing of basalt fiber production, will have the mouth bushing to replace for no mouth bushing, through the change to the bushing, bushing weight reduces 30%, practices thrift the quantity of platinum rhodium noble metal, improves the homogeneity and the output of fibre product quality simultaneously, practices thrift production and manufacturing cost greatly; the processing mode of the discharge spout is changed, the welding process of the discharge spout is changed into punch forming, the service life of the bushing is prolonged, and the manufacturing cost of the bushing is saved.
The utility model also provides an air cooling device of the no mouth bushing of basalt fiber production, air cooling device uses with no mouth bushing cooperation, prevents that the root overflow from causing the paste bushing, guarantees the normal clear of wire drawing.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of a non-nozzle bushing for producing basalt fibers, which is provided by the embodiment 1 of the invention;
fig. 2 is a schematic structural view of a non-nozzle bushing and an air cooling device thereof produced by basalt fibers according to embodiment 1 of the present invention;
FIG. 3 is a front view of a non-nozzle bushing of the basalt fiber production non-nozzle bushing provided in embodiment 1 of the present invention;
fig. 4 is a bottom view of a non-nozzle bushing of the basalt fiber-produced non-nozzle bushing provided in embodiment 1 of the present invention;
fig. 5 is a cross-sectional view of a non-nozzle bushing of the basalt fiber production nozzle-free bushing provided in embodiment 1 of the present invention.
Icon:
10-no-nozzle bushing, 20-oiling roller, 30-air cooling device, 41-filter screen, 42-bottom plate, 43-side wall plate, 44-end plate, 45-electrode, 50-no-nozzle leakage hole, 51-orifice chamfer, 60-air pipe and 70-fiber yarn.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Example 1
As shown in fig. 1 to 5, the embodiment provides a non-nozzle bushing for producing basalt fiber, which includes a filter screen 41 and a bottom plate 42, wherein the bottom plate 42 is disposed below the filter screen 41, a pair of sidewall plates 43 and a pair of blanking plates 44 are fixedly disposed between the filter screen 41 and the bottom plate 42, and two ends of the bottom plate 42 are respectively and fixedly connected with an electrode 45; a plurality of non-nozzle weep holes 50 are stamped in the bottom plate 42.
The nozzle bushing is replaced by the nozzle-free bushing 10, the weight of the bushing is reduced by 30 percent by changing the nozzle, the using amount of platinum and rhodium noble metal is saved, the quality uniformity and the yield of fiber products are improved, and the production and manufacturing cost is greatly saved; the processing mode of the discharge spout is changed, the welding process of the discharge spout is changed into punch forming, the service life of the bushing is prolonged, and the manufacturing cost of the bushing is saved.
In this embodiment, the nozzle-less weep holes 50 are divided into 4 to 12 regions on the bottom plate 42, and 10 to 40 rows of nozzle-less weep holes 50 are uniformly distributed in each region.
Specifically, the embodiment is a 1200-hole bushing, and the non-nozzle bushing 50 is divided into a plurality of areas, so that the production efficiency is greatly improved while the product quality is not reduced, the productivity can reach 750kg per bushing, and the weight of the bushing is about 6 kg.
In this embodiment, the nozzle-less discharge holes 50 protrude toward the side of the bottom plate away from the filter screen 41, and the height of the nozzle-less discharge holes 50 protruding from the bottom plate 42 is 0.1 to 1 mm.
In this embodiment, one end of the non-nozzle leak hole 50 close to the filter screen 41 is provided with an orifice chamfer 51, and the height of the orifice chamfer 51 is 0.1-0.9 mm.
In this embodiment, the cross-section of the spout-less orifice 50 is circular, elliptical, or polygonal. The non-nozzle leakage holes 50 are designed into various shapes, so that the high-temperature deformation resistance strength of the non-nozzle leakage holes 50 is enhanced, and the service life of the non-nozzle leakage plate 10 is prolonged.
In this embodiment, the thickness of the bottom plate 42 is 0.8-2 mm, and the inner diameter of the nozzle-free leakage hole 50 is 0.9-1.8 mm.
In this embodiment, each region of the array of non-nozzle weep holes 50 is in the shape of a rounded parallelogram.
The weep holes are arranged in a fillet parallelogram mode, so that the number of the weep holes is reduced, the using amount of platinum-rhodium precious metal is saved, and the wire outlet of the weep holes can be better cooled by the air cooling device 30.
In this embodiment, the air cooling device 30 of the nozzle-less bushing includes an air pipe 60, the air pipe 60 is a stainless steel round pipe, air blowing holes are equidistantly formed in the surface of the stainless steel round pipe, the air pipe 60 is disposed on the oiling roller 20 below the nozzle-less bushing 10, and the air blowing holes are aligned with the bottom of the fiber filaments 70 leaked from the nozzle-less bushing 10 and blown upwards.
An air cooling device 30 is arranged below the nozzle-free bushing 10, so that the bushing is prevented from being pasted due to the overflow of the wire roots, and the normal operation of wire drawing is ensured;
the air cooling device 30 cools the basalt fiber filaments 70 through the blowing holes in the production process of the basalt fiber, and the wind blown out from the small holes of the air pipe 60 cools the filament root at the lower end of the nozzle-free bushing 10 from bottom to top through angle adjustment, so that the temperature of the nozzle-free bushing 10 is controlled.
In this embodiment, the two ends of the air duct 60 are connected to an adjustable ventilation device. The cooling effect of the basalt fiber filaments 70 is adjusted by adjusting the wind speed.
In this embodiment, the temperature of the air in the air cooling device 30 is 25-30 ℃.
And selecting proper cooling temperature to ensure that the flowing molten basalt liquid can be vitrified quickly to form filament root globules, and a plurality of filament root globules fall freely to be drawn and wound onto a wire drawing machine by an artificial or intelligent manipulator to be drawn at high speed, so that the wire drawing operation of continuous basalt fibers is completed, and the intelligent basalt fiber wire drawing and forming process is realized.
In the continuous basalt fiber drawing process, fiber filaments pass through a precursor buncher, the precursor buncher is divided into an upper buncher and a lower buncher or a beam splitter, the upper buncher is 1-2 bundles, the beam splitter is 4-20 bundles, the purpose is to bunch a plurality of dispersed basalt monofilaments into one or more precursor filaments, the precursor filaments wound on a fiber drawing machine are turned into a filament cake through the buncher or the beam splitter, and the material of the buncher or the beam splitter can be stainless steel, plastic, graphite or the like.
And winding the basalt raw filaments bundled into one or more bundles on a drawing machine to form a spinning cake, taking down the spinning cake by a manual or intelligent robot, measuring, detecting, coding according to the raw filament standard, and loading the spinning cake on a fiber raw filament creel according to a code division after the raw filament cake reaches the standard weight to finish the basalt fiber drawing process flow.
In this embodiment, the bottom plate 42 is further fixedly provided with a plurality of reinforcing ribs. The reinforcing ribs are arranged on the bottom plate 42, so that the strength of the bushing plate can be improved, and the service life of the bushing plate can be prolonged.
In conclusion, the nozzle-free bushing produced from the basalt fiber can reduce the usage amount of the platinum-rhodium alloy bushing, save the production and manufacturing cost, prolong the service life of the bushing, and reduce the fiber diameter variation coefficient by about 50%.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The nozzle-free bushing for producing basalt fibers is characterized by comprising a filter screen (41) and a bottom plate (42), wherein the bottom plate (42) is arranged below the filter screen (41);
a plurality of non-nozzle orifices (50) are stamped in the base plate (42).
2. The basalt fiber-producing discharge plate without a nozzle according to claim 1, wherein the discharge holes (50) are divided into 4 to 12 areas on the bottom plate (42), and 10 to 40 rows of the discharge holes (50) are uniformly distributed in each area.
3. The basalt fiber-producing discharge spout-less plate according to claim 1, wherein the discharge spout-less hole (50) protrudes to a side of the bottom plate (42) away from the screen (41), and a height of the discharge spout-less hole (50) protruding from the bottom plate (42) is 0.1 to 1 mm.
4. The basalt fiber-producing discharge bushing as recited in claim 1, wherein the discharge bushing (50) has an orifice chamfer (51) at an end thereof adjacent to the screen (41), and the height of the orifice chamfer (51) is 0.1-0.9 mm.
5. The basalt fiber-producing unknobby bushing according to claim 1, wherein the shape of the cross-section of the unknobby bushing (50) is circular, elliptical or polygonal.
6. The basalt fiber-producing discharge bushing having no nozzle according to claim 1, wherein the thickness of the bottom plate (42) is 0.8 to 2mm, and the inner diameter of the discharge hole (50) having no nozzle is 0.9 to 1.8 mm.
7. The basalt fiber-producing unknobby bushing according to claim 1, wherein each area of the array of unknobby weep holes (50) is a rounded parallelogram.
8. The air cooling device for the nozzle-free bushing for producing basalt fibers according to any one of claims 1 to 7, comprising an air pipe (60), wherein the air pipe (60) is a stainless steel round pipe, blowing holes are formed in the surface of the stainless steel round pipe at equal intervals, the air pipe (60) is arranged on an oiling roller (20) below the nozzle-free bushing (10), and the blowing holes are aligned with the bottom of fiber filaments (70) leaked from the nozzle-free bushing (10) and are blown upwards.
9. The air cooling device for the nozzle-free bushing for producing basalt fibers of claim 8, wherein the two ends of the air pipe (60) are communicated with an adjustable ventilation device.
10. The air cooling device for the nozzle-free bushing for producing basalt fibers according to claim 8, wherein the temperature of air in the air cooling device (30) is 25-30 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121352280.4U CN214829954U (en) | 2021-06-17 | 2021-06-17 | No mouth bushing of basalt fiber production and air cooling device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121352280.4U CN214829954U (en) | 2021-06-17 | 2021-06-17 | No mouth bushing of basalt fiber production and air cooling device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214829954U true CN214829954U (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121352280.4U Active CN214829954U (en) | 2021-06-17 | 2021-06-17 | No mouth bushing of basalt fiber production and air cooling device thereof |
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| Country | Link |
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| CN (1) | CN214829954U (en) |
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2021
- 2021-06-17 CN CN202121352280.4U patent/CN214829954U/en active Active
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