CN215677960U - Glass fiber twistless roving and wool yarn quantity detection equipment - Google Patents
Glass fiber twistless roving and wool yarn quantity detection equipment Download PDFInfo
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- CN215677960U CN215677960U CN202120237760.XU CN202120237760U CN215677960U CN 215677960 U CN215677960 U CN 215677960U CN 202120237760 U CN202120237760 U CN 202120237760U CN 215677960 U CN215677960 U CN 215677960U
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Abstract
The utility model relates to a glass fiber twistless roving and wool yarn amount detection device, which comprises a sample placing table, a sand guide device, a negative pressure air draft system, a wool yarn collecting box, a wire arranging device, a winding device and a control system, wherein a glass fiber twistless roving sample roll is placed on the sample placing table, the free end of the glass fiber twistless roving sample roll sequentially penetrates through the sand guide device, the wool yarn collecting box and the wire arranging device, and finally the glass fiber twistless roving sample roll is collected again into a roll by the winding device; the method can collect the wool yarns of the glass fiber twistless roving quickly and accurately, and further improve the evaluation speed and accuracy of the wool yarn quantity of the glass fiber twistless roving.
Description
Technical Field
The utility model relates to the technical field of roving yarn quantity detection and evaluation of glass fiber twistless roving, in particular to glass fiber twistless roving yarn quantity detection equipment.
Background
With the rapid development of the composite material industry, the application of glass fibers in composite material products such as rail transit, automobiles, wind power, pipelines and the like is rapidly advanced, the quality requirement of glass fiber twistless rovings is higher and higher, a certain requirement is particularly provided for the amount of wool yarns of the glass fiber twistless rovings in the using process, a large amount of experimental study on the fiber performance is often required before a new glass fiber product enters the market, wherein the detection of the amount of wool yarns of the glass fiber twistless rovings is an essential link in the research on the fiber performance, the equipment for detecting the amount of wool yarns of the glass fiber twistless rovings at present only depends on the dead weight of the wool yarns to drop the wool yarns into related containers, and a considerable part of wool yarns are directly taken away by fibers, so that the wool yarns cannot be effectively collected; when collected and weighed, the collected wool yarns generally need to be weighed after being cleaned manually, and the wool yarn quantity cannot be obtained quickly, so that the detection and evaluation steps of the wool yarn quantity are very complicated.
SUMMERY OF THE UTILITY MODEL
The utility model provides equipment and a method for detecting the quantity of glass fiber roving wool yarns.
The technical scheme of the utility model is as follows:
a glass fiber untwisted roving and wool yarn amount detection device comprises a sample placing table, a sand guide device, a negative pressure air draft system, a wool yarn collecting box, a wire arranging device, a winding device and a control system, wherein a glass fiber untwisted roving sample roll is placed on the sample placing table, glass fiber untwisted roving of the glass fiber untwisted roving sample roll sequentially passes through the sand guide device, the wool yarn collecting box and the wire arranging device, and is finally collected into a roll again by the winding device, the wool yarn collecting box is placed right above the negative pressure air draft system, and the negative pressure air draft system sucks the wool yarn collecting box under the control of the control system to enable the wool yarn collecting box to generate negative pressure, so that wool yarns on the glass fiber untwisted roving are collected at the bottom of the wool yarn collecting box; the bottom of the wool yarn collecting box is provided with a first filter screen for preventing wool yarns from entering the negative-pressure air draft system.
Preferably, a plurality of tension adjusting plates are arranged in the wool yarn collecting box, the tension adjusting plates are perpendicular to the advancing direction of the glass fiber twistless roving, and one end, in contact with the glass fiber twistless roving, of each tension adjusting plate is a semi-arc tensioning end.
Preferably, the tension-adjusting plates are arch-shaped plates, and the arches of adjacent tension-adjusting plates are oppositely arranged.
Preferably, the tension adjusting plate in the wool yarn collecting box comprises a fixed tension adjusting plate and a movable tension adjusting plate which are crossed and arranged oppositely in a semi-circular arc shape, and at least one part of the tensioning ends of the fixed tension adjusting plate and the movable tension adjusting plate is crossed and overlapped; the fixed tension adjusting plates are sequentially arranged and fixed on one side of the wool yarn collecting box along the advancing direction of the glass fiber twistless roving; the movable tension adjusting plate is arranged on the other side of the wool yarn collecting box along the advancing direction of the glass fiber twistless roving, and moves along the direction perpendicular to the advancing direction of the glass fiber twistless roving to adjust the overlapping distance between the tensioning end of the movable tension adjusting plate and the tensioning end of the plate with fixed tension adjustment, so that the tension of the glass fiber twistless roving is adjusted.
Preferably, the plurality of the wool yarn collecting boxes are arranged in parallel in a direction perpendicular to the advancing direction of the glass fiber roving, and each wool yarn collecting box is provided with a fiber introducing hole and a fiber leading-out hole in sequence on a side face perpendicular to the advancing direction of the glass fiber roving.
Preferably, the glass fiber twistless roving wool yarn quantity detection device further comprises a wool yarn collector, the wool yarn collector comprises a negative pressure generator and a wool yarn collecting pipe, one end of the wool yarn collecting pipe is matched with the negative pressure generator, and a second filter screen for preventing wool yarns from entering the negative pressure generator is arranged at one end of the wool yarn collecting pipe, which is connected with the negative pressure generator. The negative pressure generating machine is preferably an exhaust pipeline of the negative pressure exhaust system, preferably a handheld dust collector and a handheld exhaust fan.
Preferably, the sand guide device is arranged above the sample placing table and is opposite to the fiber guide hole in the wool yarn collecting box.
Preferably, the control system comprehensively controls the winding device and the winding device, and the glass fiber roving is sequentially moved, arranged and wound to the winding device.
Preferably, the control system adjusts an overlapping distance between a tensioning end of the movable tension adjustment plate and a tensioning end of the fixed tension adjustment plate according to a TEX number (thickness) of the glass fiber roving, thereby adjusting a tension of the glass fiber roving.
The method for detecting the roving quantity of the glass fiber twistless roving is characterized by using the equipment for detecting the roving quantity of the glass fiber twistless roving, and comprises the following steps:
s1, weighing the weight of the wool yarn collecting box;
s2, placing the glass fiber untwisted roving sample roll on the sample placing table, sequentially passing the free end of the glass fiber untwisted roving sample roll through the sand guide device, the wool yarn collecting box and the wire arranging device, and finally winding the glass fiber untwisted roving sample roll on the winding device;
s3, adjusting the overlapping distance between the tensioning end of the movable tension adjusting plate and the tensioning end of the fixed tension adjusting plate according to the TEX number of the glass fiber roving, and setting the wire arranging speed and the winding speed of the wire arranging device and the winding device through a control system;
s4, starting the negative pressure air draft system, and generating negative pressure in the wool yarn collecting box;
s5, opening the wire arranging device and the winding device;
s6, after the glass fiber untwisted roving sample roll on the sample placing table is completely wound to the winding roll, closing the winding displacement device, the winding device and the negative pressure air draft system;
s7, taking down the wool yarn collecting box, and weighing the total weight of the wool yarn collecting box with the wool yarns at the moment, wherein the weight of the wool yarns is obtained by subtracting the weight of the wool yarn collecting box from the total weight of the wool yarn collecting box with the wool yarns;
s8, opening the wool yarn collecting box, completely sucking out wool yarns in the wool yarn collecting box by using a negative pressure generator sleeved with a wool yarn collecting pipe, and completing collection of the wool yarns and cleaning of the wool yarn collecting box;
wherein, the S4 can be randomly inserted before S1 and/or S2 and/or S3.
Compared with the prior art, the utility model has the advantages that:
1. according to the detection equipment and the detection method for the wool yarn amount of the glass fiber twistless roving, the wool yarn collecting box is arranged, the negative-pressure air draft system is arranged below the wool yarn collecting box, the wool yarn on the glass fiber twistless roving is firmly sucked and stabilized at the bottom of the wool yarn collecting box, the wool yarn of the glass fiber twistless roving can be quickly and accurately collected, and the evaluation speed and the accuracy of the wool yarn amount of the glass fiber twistless roving are improved.
2. According to the equipment and the method for detecting the crude yarn quantity of the glass fiber twistless roving, at least one end, which is in contact with the glass fiber twistless roving, of the tensioning end of the tension adjusting plate arranged in the crude yarn collecting box is in a semi-circular arc shape, so that the glass fiber twistless roving can be stably wound, and the crude yarn on the glass fiber twistless roving can be fully shaken out when the glass fiber twistless roving passes through the semi-circular arc shape.
3. According to the equipment and the method for detecting the wool yarn quantity of the glass fiber twistless roving, the tension adjusting plates are arch-shaped plates, and the arches of the adjacent tension adjusting plates are arranged oppositely, so that the glass fiber twistless roving can be caused to deflect circumferentially when passing through different tension adjusting plates, and the wool yarns on the glass fiber twistless roving can be further completely released.
4. According to the detection equipment and method for the roving quantity of the glass fiber twistless roving, the movable tension adjusting plate moves along the direction perpendicular to the advancing direction of the glass fiber twistless roving, and the overlapping distance between the tensioning end of the movable tension adjusting plate and the tensioning end of the plate with fixed tension adjustment can be adjusted according to the TEX number, thickness or variety of the glass fiber twistless roving, so that the tension of the glass fiber twistless roving is adjusted.
5. According to the detection equipment and the method for the wool yarn amount of the glass fiber twistless roving, a plurality of wool yarn collecting boxes are arranged in parallel in the direction perpendicular to the advancing direction of the glass fiber twistless roving, so that the wool yarn amount of a plurality of bundles of glass fiber twistless roving sample rolls can be detected simultaneously, and the evaluation speed of the wool yarn amount of batch glass fiber twistless roving is further accelerated.
6. According to the equipment and the method for detecting the amount of the glass fiber twistless roving wool yarn, the negative pressure generator sleeved with the wool yarn collecting pipe is used for completely sucking out the wool yarn in the wool yarn collecting box, so that the cleaning step of the wool yarn collecting box is simpler, the wool yarn in the wool yarn collecting box can be completely collected, and the subsequent utilization is facilitated.
Drawings
FIG. 1 is a schematic view showing a simple structure of an embodiment of an apparatus for detecting a raw yarn amount of glass roving according to the present invention;
FIG. 2 is a schematic diagram of a top view of the device for detecting the amount of raw glass fiber roving in FIG. 1;
FIG. 3 is a schematic left-side view of the roving yarn quantity detecting apparatus for glass fiber roving shown in FIG. 1;
FIG. 4 is a schematic view of the internal structure of a wool yarn collecting box of the detection apparatus for detecting the amount of wool yarn in glass roving according to the present invention;
FIG. 5 is a schematic view of a structure of a glass roving of a roving collection box of the glass roving amount detection device of the present invention tensioned by a tension adjustment plate;
FIG. 6 is a schematic diagram showing a simple structure of an embodiment of a wool yarn collecting pipe in the device for detecting the amount of wool yarn in glass roving according to the present invention.
The reference numbers are listed below:
1-a sample placing table,
2-sand guide device, 21-yarn guide hole,
3-a negative-pressure air draft system,
4-wool yarn collecting box, 41-first filter screen, 42-tension adjusting plate, 421-fixed tension adjusting plate, 422-movable tension adjusting plate, 4211-tensioning end of fixed tension adjusting plate, 4221-tensioning end of movable tension adjusting plate, 43-fiber leading-in hole, 44-fiber leading-out hole
5-winding displacement device, 6-winding device, 7-control system, 8-glass fiber twistless roving, 9-wool yarn collecting pipe, 91-second filter screen.
Detailed Description
In order to facilitate an understanding of the utility model, the utility model is described in more detail below with reference to the accompanying drawings and specific examples.
Example 1
A glass fiber twistless roving and wool yarn amount detection device is shown in figures 1-3 and comprises a sample placing table 1, a sand guide device 2, a negative pressure air draft system 3, a wool yarn collecting box 4, a wire arranging device 5, a winding device 6 and a control system 7, wherein a glass fiber twistless roving sample roll is placed on the sample placing table 1, the glass fiber twistless roving 8 of the glass fiber twistless roving sample roll sequentially passes through the sand guide device 2, the wool yarn collecting box 4 and the wire arranging device 5, and is finally collected again into a roll in the winding device 6, the wool yarn collecting box 4 is arranged right above the negative pressure air draft system 3, and the negative pressure air draft system 3 sucks the wool yarn collecting box 4 under the control of the control system 7 to enable the wool yarn collecting box 4 to generate negative pressure, further collecting the wool yarns on the glass fiber twistless roving 8 at the bottom of the wool yarn collecting box 4; the bottom of the wool yarn collecting box 4 is provided with a first filter screen 41 for preventing wool yarns from entering the negative pressure air draft system 3. The wool yarns on the glass fiber twistless roving 8 are firmly sucked and stabilized at the bottom of the wool yarn collecting box 4, the wool yarns on the glass fiber twistless roving 8 can be quickly and accurately collected, and the evaluation speed and accuracy of the wool yarn quantity of the glass fiber twistless roving are further improved.
Preferably, as shown in fig. 4 to 5, a plurality of tension adjusting plates 42 are arranged in the wool yarn collecting box 4, the tension adjusting plates 42 are arranged perpendicular to the advancing direction of the glass fiber roving 8, and one end of each tension adjusting plate 42, which is in contact with the glass fiber roving 8, is a semicircular tensioning end (4211,4221), so that the glass fiber roving 8 can be stably wound, and wool yarns on the glass fiber roving can be sufficiently shaken out when passing through the semicircular tensioning end (4211,4221).
Preferably, the tensioning plates 42 are arched plates, and the arched opposite arrangement of the adjacent tensioning plates 42 can promote the glass fiber roving 8 to be deflected circumferentially when passing through different tensioning plates 42, so as to completely release the wool yarns thereon.
Preferably, as shown in fig. 4, the direction of the arrow is the advancing direction of the glass fiber roving 8, the tension adjusting plate 42 in the wool yarn collecting box 4 comprises a fixed tension adjusting plate 421 and a movable tension adjusting plate 422 which are crossed and arranged in a semicircular arc shape, and at least a part of the tensioning end 4211 of the fixed tension adjusting plate and at least a part of the tensioning end 4221 of the movable tension adjusting plate are crossed and overlapped; the fixed tension adjusting plate 421 is sequentially arranged and fixed on one side of the wool yarn collecting box 4 along the advancing direction of the glass fiber roving 8; the movable tension adjusting plate 422 is arranged at the other side of the wool yarn collecting box 4 along the advancing direction of the glass fiber roving 8, and the fixed tension adjusting plate 421 and the movable tension adjusting plate 422 can also be fixed at the top of the wool yarn collecting box 4. The movable tension adjustment plate 422 is movable in a direction perpendicular to the advancing direction of the glass roving 8 to adjust the overlapping distance between the tensioning end 4221 of the movable tension adjustment plate and the plate tensioning end 4211 of the fixed tension adjustment plate, thereby adjusting the tension of the glass roving 8. The distance that the movable tension adjusting plate 422 can move in the direction perpendicular to the advancing direction of the glass roving 8 is related to the TEX number or thickness or variety of the glass roving, and the movable tension adjusting plate 422 can be uniformly controlled and set the moving distance by a control system. The control system can also be internally provided with the relative positions of the movable tension adjusting plates 422 corresponding to the glass fiber untwisted rovings 8 with different TEX numbers, thicknesses or varieties.
Preferably, a plurality of the roving collection boxes 4 are arranged in parallel in a direction perpendicular to the advancing direction of the glass fiber roving 8, two of the roving collection boxes are arranged in parallel as shown in fig. 4, and the corresponding sand guide devices 2 are also designed to be two, so that the amount of the two bundles of the same or different glass fiber roving sample rolls can be detected at the same time, and the speed of evaluating the amount of the bulk glass fiber roving is further increased. When the glass fiber untwisted roving sample rolls detected simultaneously are of the same variety and have the same thickness, the wire arranging device 5 and the winding device 6 can be shared; when the glass fiber untwisted roving sample rolls to be detected are different, a plurality of sets of wire arranging devices 5 and winding devices 6 can be arranged. The winding device 5 and the winding device 6 shown in fig. 1 are a set, and a plurality of sets of winding devices 5 and winding devices 6 for glass fiber untwisted roving sample rolls with different thicknesses and types can be designed at the position of the lower part of a control cabinet of a control system 7.
Each of the wool yarn collecting boxes 4 is provided with a fiber introduction hole 43 and a fiber discharge hole 44 in order on a side surface perpendicular to the advancing direction of the glass fiber roving 8. The positions of the fiber introduction hole 43 and the fiber discharge hole 44 are opposite to the position of the tension adjusting plate 42 and the position of the yarn guide hole 21 of the sand guide device 2, and preferably, the axes thereof are on the same plane.
Preferably, the glass fiber twistless roving and wool yarn amount detection device further comprises a wool yarn collector, the wool yarn collector comprises a negative pressure generator and a wool yarn collecting pipe 9, one end of the wool yarn collecting pipe 9 is matched with the negative pressure generator, as shown in fig. 6, one end of the wool yarn collecting pipe 9, which is connected with the negative pressure generator, is provided with a second filter screen 91 for preventing wool yarns from entering the negative pressure generator. The negative pressure generating machine is preferably an air suction pipeline of the negative pressure air suction system 3, or a handheld dust collector, or a handheld exhaust fan. So as to completely suck the wool yarns in the wool yarn collecting box into the wool yarn collecting pipe 9. The wool yarn collecting pipe 9 can be a straight cylindrical pipe or an inclined cylindrical pipe with a certain inclination angle.
The sand guide device 2 is arranged above the sample placing table 1 and is opposite to the fiber guide hole 43 on the wool yarn collecting box 4.
The control system 7 comprehensively controls the winding displacement device 5 and the winding device 6, and sequentially moves, arranges and winds the glass fiber twistless roving 8 to the winding device 6.
The control system 7 adjusts the overlapping distance between the tension end 4221 of the movable tension adjustment plate and the plate tension end 4211 of the fixed tension adjustment plate according to the TEX number (thickness) of the glass fiber roving 8, thereby adjusting the tension of the glass fiber roving 8.
Example 2
A method for detecting the crude yarn quantity of glass fiber twistless roving comprises the following steps of:
s1, weighing the weight of the wool yarn collecting box 4;
s2, placing the glass fiber untwisted roving sample roll on the sample placing table 1, sequentially passing the free end of the sample roll through the yarn guide hole 21 of the sand guide device 2, the wool yarn collecting box 4 and the wire arranging device 5, and finally winding the sample roll on the winding device 6;
s3, adjusting the overlapping distance between the tensioning end 4221 of the movable tension adjusting plate and the tensioning end 4211 of the fixed tension adjusting plate according to the TEX number of the glass fiber roving 8, and setting the wire arranging speed and the winding speed of the wire arranging device 5 and the winding device 6 through a control system 7;
s4, starting the negative pressure air draft system 3, and generating negative pressure in the wool yarn collecting box 4;
s5, opening the wire arranging device 5 and the winding device 6;
s6, after the glass fiber untwisted roving sample roll on the sample placing table 1 is completely wound to the winding device 6, closing the winding device 5, the winding device 6 and the negative pressure air draft system 3 in sequence;
s7, taking down the wool yarn collecting box, and weighing the total weight of the wool yarn collecting box with the wool yarns at the moment, wherein the weight of the wool yarns is obtained by subtracting the weight of the wool yarn collecting box from the total weight of the wool yarn collecting box with the wool yarns;
s8, opening the wool yarn collecting box 4, and completely sucking out wool yarns in the wool yarn collecting box 4 by using a negative pressure generator sleeved with a wool yarn collecting pipe 9 to finish the collection of the wool yarns and the cleaning of the wool yarn collecting box;
wherein, the S4 can be arbitrarily inserted before S1, S2 or S3.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (9)
1. A glass fiber twistless roving and wool yarn quantity detection device is characterized by comprising a sample placing table, a sand guide device, a negative pressure air draft system, a wool yarn collecting box, a wire arrangement device, a winding device and a control system, wherein a glass fiber twistless roving sample roll can be placed on the sample placing table, glass fiber twistless roving of the glass fiber twistless roving sample roll sequentially passes through the sand guide device, the wool yarn collecting box and the wire arrangement device, finally, the glass fiber twistless roving of the glass fiber twistless roving sample roll is collected again into a roll by the winding device, the wool yarn collecting box is placed right above the negative pressure air draft system, and the negative pressure air draft system sucks the wool yarn collecting box under the control of the control system to enable the wool yarn collecting box to generate negative pressure so as to collect wool yarns on the glass fiber twistless roving at the bottom of the wool yarn collecting box; the bottom of the wool yarn collecting box is provided with a first filter screen for preventing wool yarns from entering the negative-pressure air draft system.
2. The device for detecting the amount of the rough yarn of the glass fiber twistless roving according to claim 1, wherein a plurality of tension adjusting plates are disposed in the rough yarn collecting box, the tension adjusting plates are disposed perpendicular to the advancing direction of the glass fiber twistless roving, and one end of each tension adjusting plate, which is in contact with the glass fiber twistless roving, is a semi-arc tensioning end.
3. The apparatus of claim 2, wherein the tensioning plates are arched plates and the arches of adjacent tensioning plates are arranged opposite to each other.
4. The device for detecting the amount of the roving of the glass fiber twistless roving according to claim 2 or 3, wherein the tension adjusting plate in the roving collecting box comprises a fixed tension adjusting plate and a movable tension adjusting plate which are crossed and arranged in a semicircular arc shape oppositely, and at least a part of the tensioning ends of the fixed tension adjusting plate and the movable tension adjusting plate are crossed and overlapped; the fixed tension adjusting plates are sequentially arranged and fixed on one side of the wool yarn collecting box along the advancing direction of the glass fiber twistless roving; the movable tension adjusting plate is arranged on the other side of the wool yarn collecting box along the advancing direction of the glass fiber twistless roving, and moves along the direction perpendicular to the advancing direction of the glass fiber twistless roving to adjust the overlapping distance between the tensioning end of the movable tension adjusting plate and the tensioning end of the plate with fixed tension adjustment, so that the tension of the glass fiber twistless roving is adjusted.
5. The roving amount detecting apparatus for glass fiber roving according to claim 4, wherein a plurality of the roving collecting boxes are arranged side by side in a direction perpendicular to the advancing direction of the glass fiber roving, and each of the roving collecting boxes is provided with a fiber introducing hole and a fiber discharging hole in this order on a side perpendicular to the advancing direction of the glass fiber roving.
6. The detection device for the amount of the glass fiber roving wool yarn according to claim 1 or 5, characterized by further comprising a wool yarn collector, wherein the wool yarn collector comprises a negative pressure generator and a wool yarn collecting pipe, one end of the wool yarn collecting pipe is matched with the negative pressure generator, and a second filter screen for preventing wool yarn from entering the negative pressure generator is arranged at one end of the wool yarn collecting pipe, which is connected with the negative pressure generator.
7. The detection apparatus for detecting the amount of the roving yarn of the glass fiber twistless roving according to claim 1, wherein the sand guide device is disposed above the sample placing table and opposite to the fiber guide hole of the roving yarn collecting box.
8. The device for detecting the amount of raw glass fiber untwisted roving yarn according to claim 1, wherein the control system comprehensively controls the winding device and the winding device to sequentially move, arrange and wind the glass fiber untwisted roving yarn to the winding device.
9. The apparatus of claim 4, wherein the control system adjusts the overlapping distance between the tensioning end of the movable tension adjustment plate and the tensioning end of the fixed tension adjustment plate according to the thickness of the glass roving, thereby adjusting the tension of the glass roving.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120237760.XU CN215677960U (en) | 2021-01-28 | 2021-01-28 | Glass fiber twistless roving and wool yarn quantity detection equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120237760.XU CN215677960U (en) | 2021-01-28 | 2021-01-28 | Glass fiber twistless roving and wool yarn quantity detection equipment |
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| CN215677960U true CN215677960U (en) | 2022-01-28 |
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| CN202120237760.XU Active CN215677960U (en) | 2021-01-28 | 2021-01-28 | Glass fiber twistless roving and wool yarn quantity detection equipment |
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