CN215668315U - Prevent silk bundle lump formation in lyocell fibre production and use system of breaking away - Google Patents
Prevent silk bundle lump formation in lyocell fibre production and use system of breaking away Download PDFInfo
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- CN215668315U CN215668315U CN202121434623.1U CN202121434623U CN215668315U CN 215668315 U CN215668315 U CN 215668315U CN 202121434623 U CN202121434623 U CN 202121434623U CN 215668315 U CN215668315 U CN 215668315U
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Abstract
The utility model relates to the technical field of fiber production, in particular to a flushing system for preventing a tow block from forming in lyocell fiber production, which comprises a cutting machine, wherein a fiber bundle conveying pipeline is arranged below an inlet of the cutting machine, a clamping water pipeline communicated with the fiber bundle conveying pipeline is arranged on one side of the fiber bundle conveying pipeline, a flushing device is arranged on the other side of the fiber bundle conveying pipeline and positioned between a cutting disc of the cutting machine and the inner wall of the cutting machine, and the flushing device and the clamping water pipeline are respectively communicated with a wastewater recovery device of a refining machine through a high-pressure pump. The scattering system can prevent the formation of the tow block, and greatly reduce the tow block and hard board yarn in the Lyocell fiber finished product.
Description
Technical Field
The utility model relates to the technical field of fiber production, in particular to a lyocellEr (Chinese character of 'Er')A spreading system for preventing the formation of tow lumps in fiber production.
Background
The Lyocell fiber belongs to a dry-jet wet spinning process, a spinning stock solution is extruded by a nozzle and enters a coagulating bath through an air gap, the fiber is formed in the coagulating bath, then is wound, washed by tows and enters a cutting machine to be cut into fixed lengths, then is washed by scouring water and is paved into a felt net in a refining machine, and then the finished product Lyocell fiber can be obtained through the procedures of washing, oiling, drying and the like. The cutting of the Lyocell fiber is carried out by a water flow cutting machine, a fiber tow is led into the cutting machine through a clamping water, and the tow is cut to a certain length under the action of a cutter disc rotating at a high speed. The rotating speed of a cutter head of the cutting machine is up to hundreds of revolutions per minute, so the generated centrifugal force is very high, the cut wet fiber bundles can be thrown onto the inner wall of the cutting machine at a very high speed, so that relatively hard tow blocks are formed, a large part of the tow blocks cannot be scattered in the subsequent process, and the tow blocks are strongly extruded by a plurality of press rolls of a refiner to form hard tow blocks, namely hard plate yarns. The tow blocks and the hard plate yarns are difficult to comb apart in the carding process, great trouble is caused to the subsequent non-woven fabric or spinning process, and the quality of the non-woven fabric and the yarn is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: aiming at the defects of the prior art, the dispersing system for preventing the formation of the tow blocks in the Lyocell fiber production is provided, and the dispersing system can be used for preventing the formation of the tow blocks and greatly reducing the tow blocks and hard board yarns in a finished Lyocell fiber product.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
a flushing system for preventing tow lumps from forming in lyocell fiber production comprises a cutting machine, a fiber bundle conveying pipeline is arranged below an inlet of the cutting machine, a clamping water pipeline communicated with the fiber bundle conveying pipeline is arranged on one side of the fiber bundle conveying pipeline, a flushing device is arranged between a cutting disc of the cutting machine and the inner wall of the cutting machine on the other side of the fiber bundle conveying pipeline, and the flushing device and the clamping water pipeline are respectively communicated with a wastewater recovery device of a refining machine through a high-pressure pump.
As an improved technical scheme, the dispersing device comprises a pipeline, one end of the pipeline is communicated with the high-pressure pump, the other end of the pipeline is positioned in the cutting machine, a spray head is arranged at the end part of the end of the pipeline, and an included angle formed by the spray head and the throwing-out direction of the fiber bundles cut off by the cutting machine is a right angle.
As an improved technical scheme, the wastewater recovery device is a recovery tank arranged below a chain net area of the refiner, and a detachable filtering structure is arranged at a water outlet of the recovery tank.
As an improved technical scheme, the filtering structure comprises a filter screen and non-woven fabric layers arranged above and below the filter screen.
As an improved technical scheme, the inlet of the fiber bundle conveying pipeline is in an inverted cone shape.
After the technical scheme is adopted, the utility model has the beneficial effects that:
since the LesaiEr (Chinese character of 'Er')The flushing system for preventing the formation of the tow lumps in the fiber production comprises a cutting machine, wherein a fiber bundle conveying pipeline is arranged below an inlet of the cutting machine, a clamping water pipeline communicated with the fiber bundle conveying pipeline is arranged on one side of the fiber bundle conveying pipeline, a flushing device is arranged between a cutting disc of the cutting machine and the inner wall of the cutting machine on the other side of the fiber bundle conveying pipeline, and the flushing device and the clamping water pipeline are respectively communicated with a wastewater recovery device of a refining machine through a high-pressure pump. In actual production, the fiber tows are conveyed to the interior of the cutting machine by the traction roller, the fiber tows enter the interior of the fiber conveying pipeline, and the wastewater collected in the treatment of the refiner is divided by the high-pressure pumpThe high-pressure clamping water enters the fiber conveying pipeline along the clamping water pipeline to wrap the fiber bundles and simultaneously provide a downward pulling force for the fiber bundles, so that the fiber bundles cut by the cutting machine are more orderly, the fiber bundles cut by a cutting disc of the cutting machine can be thrown out under the action of centrifugal force, the water is conveyed into the dispersing device by the high-pressure pump, the fiber bundles are intercepted by a water curtain sprayed by the dispersing device, the fiber bundles can be effectively prevented from being thrown to the inner wall to form a bundle block, and the cut fiber bundles and high-pressure water flow enter a refining machine from a discharge port of the cutting machine along the pipeline for treatment; by adopting the dispersing system, on one hand, the cut fiber tows can be dispersed, formation of tow blocks is avoided, and on the other hand, the fiber tows can be neatly cut. The scattering system can prevent the formation of the tow block, and greatly reduce the tow block and hard board yarn in the Lyocell fiber finished product.
Because the dispersing device comprises a pipeline, one end of the pipeline is communicated with the high-pressure pump, the other end of the pipeline is positioned in the cutting machine, the end part of the end is provided with the spray head, and the included angle between the spray head and the throwing direction of the fiber bundles cut off by the cutting machine is a right angle. During water in the refiner work area got into the pipeline of dashing up the device under the effect of high-pressure pump, forms the high-pressure water curtain that scatters downwards through the shower nozzle blowout, and the fibre silk bundle that cuts off is held back by the high-pressure water curtain when getting rid of the inner wall to the cutter under the effect of centrifugal force, has avoided the contact of fibre silk bundle with the inner wall, and high-pressure water curtain still scatters the fibre silk bundle simultaneously, has guaranteed effective the going on of follow-up processing.
Because the wastewater recovery device is a recovery tank arranged below the chain net area of the refiner, a detachable filtering structure is arranged at the water outlet of the recovery tank. When the fiber tows carrying water pass through the chain net area, the water passes through the chain net, is recovered through the recovery tank, is filtered through the filtering structure and then is used as water for clamping and scattering the tow blocks. Part of water can be recycled through the recycling tank, waste of water resources is avoided, and short fibers can be effectively removed through filtering of the filtering structure.
Because the filtering structure comprises the filter screen and the non-woven fabrics layers arranged above and below the filter screen. This filtration simple structure, reasonable in design can effectively filter out the short-staple.
The inlet of the fiber bundle conveying pipeline is in an inverted cone shape. The clamping water conveyed by the high-pressure pump enters the fiber conveying pipeline from the clamping water pipeline to form a vortex, and a downward pulling force is provided for the fiber bundle to promote the fiber to move to the cutting disc.
Drawings
FIG. 1 shows a Rasai of the present inventionEr (Chinese character of 'Er')A schematic diagram of a blow-off system for preventing the formation of a strand cake in fiber production;
FIG. 2 is an enlarged view shown at A in FIG. 1;
the method comprises the following steps of 1-cutting machine, 10-cutting disc, 2-fiber bundle conveying pipeline, 3-clamping water pipeline, 4-dispersing device, 40-pipeline, 41-spray head, 5-high pressure pump, 6-refiner, 7-waste water recovery device, 70-recovery tank, 71-filtering structure, 710-filter screen and 711-non-woven fabric layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
A scattering system for preventing tow block formation in lyocell fiber production is disclosed, as shown in figure 1, comprising a cutting machine 1, a fiber bundle conveying pipeline 2 is arranged below an inlet of the cutting machine 1, a clamping water pipeline 3 communicated with the fiber bundle conveying pipeline 2 is arranged on one side of the fiber bundle conveying pipeline 2, a scattering device 4 is arranged between a cutting disc 10 of the cutting machine 1 and the inner wall of the cutting machine on the other side of the fiber bundle conveying pipeline 2, and the scattering device 4 and the clamping water pipeline 3 are respectively communicated with a waste water recovery device 7 of a refining machine 6 through a high-pressure pump 5. The dispersing device 4 comprises a pipeline 40, one end of the pipeline 40 is communicated with the high-pressure pump 5, the other end of the pipeline is positioned in the cutting machine, a spray head 41 is arranged at the end part of the end, and an included angle between the spray head 41 and the throwing direction of the fiber bundles cut off by the cutting machine 1 is a right angle.
In actual production, the traction roller conveys fiber tows to the inside of the cutting machine, the fiber tows enter the fiber conveying pipeline, the high-pressure pump conveys wastewater collected in treatment of the refining machine to the clamping water pipeline and the flushing device respectively, the water force is increased by means of the high-pressure pump, the clamping force of water in the clamping pipe pipeline is greatly improved, the high-pressure clamping water enters the fiber conveying pipeline along the clamping water pipeline to wrap the fiber tows and provide downward tension for the fiber tows, the fiber tows cut by the cutting machine are further ensured to be more orderly, the fiber tows cut by the blade of the cutting disc can be thrown out under the action of centrifugal force, the high-pressure pump conveys the water to the inside of the pipeline of the flushing device, high-pressure water forms a high-pressure water curtain after being sprayed out by the nozzle of the flushing device, and the high-pressure water curtain forms a wall to intercept the thrown fiber tows, effectively prevent that the fibre silk bundle from getting rid of to the inner wall and forming the silk bundle piece to break out the fibre silk bundle, the fibre bundle after cutting off at last and high-pressure rivers get into the refiner inside along the pipeline from the discharge gate of cutter and handle, have guaranteed effective going on of subsequent processing.
Wherein the wastewater recovery device 7 is a recovery tank 70 arranged below the chain net area of the refiner 6, and a detachable filtering structure 71 is arranged at the water outlet of the recovery tank 70. When the fiber tows carrying water pass through the chain net area, the water passes through the chain net, is recovered through the recovery tank, is filtered through the filtering structure and then is used as water for clamping and scattering the tow blocks. Part of water can be recycled through the recycling tank, waste of water resources is avoided, and short fibers can be effectively removed through filtering of the filtering structure.
As shown in fig. 2, the filtering structure 71 includes a filter screen 710 and non-woven fabrics 711 disposed above and below the filter screen (the non-woven fabrics are directly placed above and below the filter screen, connected with the water outlet at the bottom of the recycling tank and the pipeline below the recycling tank through a clamp, and tightly pressed on the upper and lower surfaces of the filter screen by the water outlet and the pipeline of the recycling tank). This filtration reasonable in design, simple structure can effectively filter the short-staple, and filtration passes through the clamp to be fixed in the delivery port department of accumulator, when needs change filtration, dismantles filtration from the accumulator, changes the non-woven fabrics layer, again with filtration installation good can.
Wherein the inlet of the fiber bundle conveying pipeline is in an inverted cone shape. The clamping water conveyed by the high-pressure pump enters the fiber conveying pipeline from the clamping water pipeline to form a vortex, the fiber tows are wrapped and a downward pulling force is given to the fiber tows, and the fibers are promoted to move to the cutting disc.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A system for preventing the formation of a tow block in lyocell fiber production, comprising: the fiber bundle cutting machine comprises a cutting machine, wherein a fiber bundle conveying pipeline is arranged below an inlet of the cutting machine, a clamping water pipeline communicated with the fiber bundle conveying pipeline is arranged on one side of the fiber bundle conveying pipeline, a flushing device is arranged between a cutting disc of the cutting machine and the inner wall of the cutting machine on the other side of the fiber bundle conveying pipeline, and the flushing device and the clamping water pipeline are respectively communicated with a wastewater recovery device of a refining machine through a high-pressure pump.
2. A raveling system for preventing formation of a tow lump in lyocell fiber production according to claim 1, wherein: the dispersing device comprises a pipeline, one end of the pipeline is communicated with the high-pressure pump, the other end of the pipeline is positioned in the cutting machine, a spray head is arranged at the end part of the pipeline, and an included angle between the spray head and the throwing direction of the fiber bundles cut off by the cutting machine is a right angle.
3. A raveling system for preventing formation of a tow lump in lyocell fiber production according to claim 1, wherein: the wastewater recovery device is a recovery tank arranged below the chain net area of the refiner, and a detachable filtering structure is arranged at a water outlet of the recovery tank.
4. A raveling system for preventing formation of a tow lump in lyocell fiber production according to claim 3, wherein: the filtering structure comprises a filter screen and non-woven fabric layers arranged above and below the filter screen.
5. A raveling system for preventing formation of a tow lump in lyocell fiber production according to claim 1, wherein: the inlet of the fiber bundle conveying pipeline is in an inverted cone shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121434623.1U CN215668315U (en) | 2021-06-25 | 2021-06-25 | Prevent silk bundle lump formation in lyocell fibre production and use system of breaking away |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121434623.1U CN215668315U (en) | 2021-06-25 | 2021-06-25 | Prevent silk bundle lump formation in lyocell fibre production and use system of breaking away |
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| Publication Number | Publication Date |
|---|---|
| CN215668315U true CN215668315U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121434623.1U Active CN215668315U (en) | 2021-06-25 | 2021-06-25 | Prevent silk bundle lump formation in lyocell fibre production and use system of breaking away |
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| CN (1) | CN215668315U (en) |
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2021
- 2021-06-25 CN CN202121434623.1U patent/CN215668315U/en active Active
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