CN110565182B - Slub yarn spinning machine and spinning method - Google Patents
Slub yarn spinning machine and spinning method Download PDFInfo
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- CN110565182B CN110565182B CN201810567579.8A CN201810567579A CN110565182B CN 110565182 B CN110565182 B CN 110565182B CN 201810567579 A CN201810567579 A CN 201810567579A CN 110565182 B CN110565182 B CN 110565182B
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- 238000009987 spinning Methods 0.000 title claims abstract description 92
- 238000000034 method Methods 0.000 title abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 35
- 229920000297 Rayon Polymers 0.000 claims abstract description 32
- 230000008859 change Effects 0.000 claims abstract description 24
- 239000003292 glue Substances 0.000 claims abstract description 19
- 239000000835 fiber Substances 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 description 16
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 8
- 235000017491 Bambusa tulda Nutrition 0.000 description 8
- 241001330002 Bambuseae Species 0.000 description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 8
- 239000011425 bamboo Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 238000005406 washing Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 241001589086 Bellapiscis medius Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/20—Formation of filaments, threads, or the like with varying denier along their length
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
Abstract
The invention discloses a slub yarn spinning machine and a spinning method, comprising a first motor; and a metering pump in driving connection with the first motor; the metering pump is in transmission connection with the first motor through a first pump shaft, the slub yarn spinning machine is further provided with a second motor, the metering pump is further provided with a second pump shaft in transmission connection with the second motor, and the glue filling amount of the metering pump changes along with the change of the rotation speed of the first pump shaft and/or the second pump shaft; at least one of the first motor and the second motor is a motor with variable rotating speed. According to the slub yarn spinning machine and the spinning method, the same slub yarn spinning machine can be used for producing the homogeneous viscose yarns and the viscose slub yarns, so that the equipment utilization rate of the spinning machine is improved; the invention controls the glue supply change and the spinning speed change through parameter setting, so that the fineness change of the viscose slub yarn is controllable.
Description
Technical Field
The invention belongs to the field of spinning, and particularly relates to a slub yarn spinning machine and a spinning method.
Background
The bamboo joint yarn, as the name implies, is a cloth made from filament fiber through a manufacturing process. The process of the slub yarn can be divided into four types, twisting, air deformation, false twisting and untwisted (molecular recrystallization) stretching. The silk slub yarn is made by twisting process. The style characteristics of the silk slub yarn bamboo knots can accurately represent the design will of a designer, the thickness and length of the bamboo knots are satisfactory, and compared with other two processes, the silk slub yarn bamboo knots have the defect of low productivity. Therefore, the yarn is called art yarn and noble yarn in the industry. The air deformation bamboo joint yarn is a bamboo joint yarn imitating a joint by blowing the porous yarn of more than two strands of filaments through a nozzle, and the style and the change are simple. The thickness and length of the bamboo joint are rarely changed. But the productivity is very large and therefore inexpensive. The false twist slub yarn and the slub yarn which is drawn without twisting (high polymer recrystallization) are all manufactured on different elasticizers. Although two filaments are used as well as the space-variant slub yarn, they differ in the false twist of the false twister and the tensile slub created by heating the filaments. The length and thickness of the bamboo joint are not changed much. Current spinning machines are ubiquitous in the production of slubs: low productivity, uniform change of product structure, accurate design will of designer, difficult preparation method, poor quality index, etc.
At present, the yield of domestic viscose fiber is greatly increased, the application of the viscose fiber is more and more extensive, and the quality requirement of the market on viscose fiber products is more and more severe, so that the intelligent control requirement of viscose fiber manufacturers on continuous spinning viscose filament yarn machine equipment is more and more high. The control system of the existing continuous spinning machine also has the problems that the control is single, the control circuit is complex, the equipment failure rate is high, the speed is low, the flexibility of the equipment is low, the improvement of instantaneous response products cannot be realized, and the like.
The present invention has been made in view of this.
Disclosure of Invention
The invention aims to solve the technical problems of overcoming the defects of the prior art, and provides a slub yarn spinning machine and a spinning method, which can produce both homogeneous viscose yarn and viscose slub yarn by using the same slub yarn spinning machine, thereby improving the equipment utilization rate of the spinning machine; the invention controls the glue supply change and the spinning speed change through parameter setting, so that the fineness change of the viscose slub yarn is controllable.
In order to achieve the purpose, the invention adopts the following technical scheme:
a slub yarn spinning machine comprises a first motor; and a metering pump in driving connection with the first motor; the metering pump is in transmission connection with the first motor through a first pump shaft, the slub yarn spinning machine is further provided with a second motor, the metering pump is further provided with a second pump shaft in transmission connection with the second motor, and the glue filling amount of the metering pump changes along with the change of the rotation speed of the first pump shaft and/or the second pump shaft; at least one of the first motor and the second motor is a motor with variable rotating speed.
Further, the first motor and the second motor are respectively arranged at the head end and the tail end of the slub yarn spinning machine; the first pump shaft and the second pump shaft are respectively positioned at the two sides of the head and the tail of the metering pump, and the glue injecting quantity of the metering pump can be controlled through the rotation speed change of the pump shafts.
Further, the first motor and the second motor are detachably connected with the first pump shaft and the second pump shaft through transmission devices respectively;
preferably, the transmission device is a gear which is respectively arranged on the motor and the pump shaft and is matched with the motor.
Further, the first motor is fixed in rotating speed in the spinning process, and the second motor is a motor with variable rotating speed;
preferably, the second motor is a variable frequency servo motor;
preferably, the frequency conversion area of the second motor is 1-60HZ frequency conversion, and the rotating speed variation interval is 10-300r/min.
Further, the slub yarn spinning machine further comprises a PLC device, wherein the PLC device is electrically connected with the first motor and the second motor respectively, and the rotating speeds of the first motor and the second motor are controlled;
preferably, the PLC device controls the range and time interval of the second motor speed variation.
Further, a frequency conversion cabinet is further arranged at the machine head of the slub yarn spinning machine, the PLC device is fixed in the frequency conversion cabinet, and a control device is further arranged in the frequency conversion cabinet and is electrically connected with the PLC device and used for inputting operation parameters to the PLC device;
preferably, the operating parameter is a denier parameter of the yarn making, and/or a yarn making time period.
Further, the slub yarn spinning machine also comprises a traction roller, and the traction roller is detachably connected with the first motor or the second motor in a transmission manner;
preferably, the traction roller is connected with the second motor through a gear in a matching way.
Further, the slub yarn spinning machine is also provided with a third motor, the third motor is positioned at the tail of the slub yarn spinning machine and is a motor with variable rotating speed, and the third motor is detachably connected with the traction roller in a transmission manner;
preferably, the third motor is a variable frequency servo motor;
preferably, the frequency conversion area of the third motor is 1-60HZ frequency conversion, and the rotating speed variation interval is 10-300r/min;
preferably, the traction roller is connected with the third motor through a gear in a matching way.
A spinning method is characterized in that any slub yarn spinning machine is used, and fibers with different fineness are spun by the slub yarn spinning machine in a mode that a rotating speed variable motor is used as a pump shaft power input device and the rotating speed of the rotating speed variable motor is changed in the spinning process.
Further, one of the traction roller and the pump shaft takes a rotating speed variable motor as a power input device, the other one of the traction roller and the pump shaft takes a constant speed motor as a power input device, and fibers with different fineness are spun by changing the rotating speed of the rotating speed variable motor in the spinning process;
preferably, the traction roller and the pump shaft each use a rotational speed variable motor as a power input device, and fibers with different deniers are spun by changing the rotational speed of the rotational speed variable motor during spinning.
After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects:
the slub yarn spinning machine is provided with the second motor which can be in transmission connection with the pump shaft of the metering pump, so that the condition that the metering pump of the traditional spinning machine adopts a single power source is changed, the second motor can be used with the first motor at the same time or independently of the first motor, and the different function conversion of producing the homogeneous viscose yarn and producing the viscose slub yarn can be conveniently carried out by only adjusting the power transmission device of the pump shaft under the condition that other structures of the spinning machine are not replaced in the spinning process.
The second motor is arranged at the tail of the metering pump, and the second pump shaft is detachably connected with the metering pump in a transmission way, so that the metering pump can be kept still when the motor is switched, and the influence on the metering pump when the motor is switched is reduced to the greatest extent.
According to the invention, the first motor and the second motor can be provided with different types of motors according to the spinning requirement, when the first motor is a motor with fixed rotating speed and the second motor is a motor with variable rotating speed, different functional conversion between the production of the homogeneous viscose yarn and the production of the viscose slub yarn can be realized through switching between the pump shaft transmission device and the different motors, and the whole realization process is simple and rapid.
And through setting up the PLC device on the spinning machine, carry out effectual control to the rotational speed of foretell motor, just can realize the accurate control to the spinning process, make the silk strip that this slub silk spinning machine produced can really accord with designer's design requirement to can conveniently adjust each parameter of production, strengthen the flexibility that spinning technology adjusted.
In order to further improve the flexibility of the slub yarn spinning machine, the device can be further provided with a third motor, the third motor is matched with the traction roller to realize the switching of different states of the rotation speed of the traction roller, and the slub yarns with various fineness requirements can be produced through different use combinations of the three motors. The invention simplifies the production process of the viscose bunchy yarn and has controllable fineness change.
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort. In the drawings:
fig. 1 is a schematic structural view of a slub yarn spinning machine of the present invention.
In the figure: 1. a first motor; 2. a first pump shaft; 3. a metering pump; 4. a second pump shaft; 5. a second motor; 6. a traction roller; 7. and a PLC controller.
It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1, the invention discloses a slub yarn spinning machine and a spinning method, comprising a first motor 1; and a metering pump 3 in transmission connection with the first motor 1; the metering pump 3 is in transmission connection with the first motor 1 through the first pump shaft 2, the slub yarn spinning machine is further provided with a second motor 5, the metering pump 3 is further provided with a second pump shaft 4 in transmission connection with the second motor 5, and the glue filling amount of the metering pump 3 changes along with the change of the rotation speed of the first pump shaft 2 and/or the second pump shaft 4; at least one of the first motor 1 and the second motor 5 is a motor with variable rotation speed. According to the slub yarn spinning machine and the spinning method, the same spinning machine can be used for producing the homogeneous viscose yarn and the viscose slub yarn, so that the equipment utilization rate of the spinning machine is improved; the invention controls the glue supply change and the spinning speed change through parameter setting, so that the fineness change of the viscose slub yarn is controllable.
Example 1
As shown in fig. 1, this embodiment discloses a slub yarn spinning machine. This example exemplifies the modification of a spinning machine of type R535.
The slub yarn spinning machine in the embodiment comprises a first motor 1; and a metering pump 1 in transmission connection with the first motor 1; the metering pump 1 is in transmission connection with the first motor 1 through a first pump shaft 1. The viscose glue conveyed from the stock solution workshop is filtered by a filter on a viscose tube of a slub yarn spinning machine and then enters a metering pump 1, the rotating speed of a first pump shaft 2 on the metering pump 1 is controlled by a PLC (programmable logic controller) 7, the rotating speed of the first motor 1 is controlled by the PLC 7 according to requirements, the rotating speed of the first pump shaft 2 on a metering pump 3 is further controlled, the viscose glue is output from the metering pump 3 and then is drawn and wound by a traction roller 6, finally, the viscose glue is wound into a spinning cake, and then is subjected to alkali washing, acid washing, water washing and oiling refining, then is dried, is humidified and then is wound into a bobbin, and finally is packaged in a grading manner. It can be seen that the operation of the first motor 1 and the first pump shaft 2 according to the present invention is the same as that of a conventional spinning machine.
Unlike the traditional spinning machine, the spinning machine of the invention is also provided with a second motor 5 in order to meet the requirements of producing a plurality of fibers with different fineness, the metering pump 3 is also provided with a second pump shaft 4 in transmission connection with the second motor 5, and the glue beating amount of the metering pump 3 changes along with the change of the rotating speed of the first pump shaft 2 and/or the second pump shaft 4; at least one of the first motor 1 and the second motor 5 is a motor with variable rotation speed.
As shown in fig. 1, the first motor 1 and the second motor 5 in this embodiment are respectively disposed at the head and tail ends of the slub yarn spinning machine; the first pump shaft 2 and the second pump shaft 4 are respectively positioned at the two sides of the head and the tail of the metering pump 3, and the glue injecting amount of the metering pump 3 can be controlled through the rotation speed change of the pump shafts.
The first motor 1 and the second motor 5 of the slub yarn spinning machine of this embodiment are detachably connected with the first pump shaft 2 and the second pump shaft 4 through a transmission device respectively, which is not shown in the figure, and the transmission device is a gear which is respectively arranged on the motor and the pump shaft and is matched with each other. The transmission device is used for enabling different pump shafts to be matched with different motors, so that the change of the input power form of the pump shafts is realized. This also changes the law of variation of the sizing amount of the metering pump 3, so that fibres of different titres can be produced.
In this embodiment, the rotation speed of the first motor 1 is fixed during the spinning process, and the rotation speed of the second motor 5 is a rotation speed variable motor;
preferably, the second motor 5 is a variable frequency servo motor;
preferably, the frequency conversion area of the second motor 5 is 1-60HZ frequency conversion, and the rotation speed variation interval is 10-300r/min.
When the slub yarn spinning machine of the embodiment is used, if the homogenous viscose yarn is required to be produced, the first motor 1 with uniform rotation speed can be connected with the first pump shaft 2 in a transmission way by using the transmission device, so that the glue supply of the metering pump 3 is uniform, and the homogenous viscose yarn can be produced by matching with the traction roller 6 which is uniformly pulled. When the viscose bunchy yarn is required to be produced, the metering pump 3, the traction roller 6, the first motor 1 and other equipment are not required to be changed, the transmission device is only required to be separated from the first motor 1, the second pump shaft 4 of the metering pump 3 is connected with the second motor 5 through the transmission device, and the second motor 5 is used as the power input of the metering pump 3. As described above, the second motor 5 is a variable frequency servo motor, so that the glue supply amount of the metering pump 3 controlled by the second motor is continuously changed, and the viscose slub yarn is produced. Meanwhile, the variable frequency area and the variation interval of the rotating speed of the second motor 5 are controlled by the PLC 7, so that the variation is controllable, and a user can control the variation range and time interval of the rotating speed of the second motor 5 through the PLC 7 and adjust other working parameters of the second motor 5, so that the produced slub yarn meets the fineness variation requirement of the designer.
In order to meet the requirement that a user conveniently uses the PLC 7, a frequency conversion cabinet is further arranged at the machine head of the slub yarn spinning machine, the PLC 7 is fixed in the frequency conversion cabinet, and a control device is further arranged in the frequency conversion cabinet and is electrically connected with the PLC 7 and used for inputting operation parameters to the PLC 7; preferably, the operating parameter is a denier parameter of the yarn making, and/or a yarn making time period.
In this embodiment, when producing the slub yarn, can also make first motor 1 and second motor 5 simultaneous working, make the confession of measuring pump 3 glue volume receive the control of two pump shafts simultaneously, produce different slub yarn effects.
In other embodiments, the first motor 1 and the second motor 5 may be also disposed at the positions of the machine head, where the first pump shaft 2 and the second pump shaft 4 are the same pump shaft, and the pump shaft is connected with the first motor 1 and/or the second motor 5 by a transmission device in a transmission manner, so as to realize the change of different states of producing the homogeneous viscose filament and the viscose slub filament.
Example 2
This example is complementary to example 1. The traction roller 6 in the embodiment is detachably connected with the first motor 1 or the second motor 5 in a transmission way;
preferably, the traction roller 6 is connected with the second motor 5 through a gear fit.
The pull roll 6 in this embodiment is similar to the metering pump in embodiment 1, and the use of different motors as power sources is achieved by the transmission device, so that even if the glue supply amount of the metering pump is not changed, the slub yarn can be produced by the change of the pulling speed of the pull roll.
This embodiment can be used in combination with embodiment 1.
Example 3
This example is a further addition to example 2. In the embodiment, the slub yarn spinning machine is further provided with a third motor which is not shown in the figure, the third motor is positioned at the tail of the slub yarn spinning machine and is a motor with variable rotating speed, and the third motor is detachably connected with the traction roller 6 in a transmission manner;
preferably, the third motor is a variable frequency servo motor;
preferably, the frequency conversion area of the third motor is 1-60HZ frequency conversion, and the rotating speed variation interval is 10-300r/min;
preferably, the traction roller 6 is connected with the third motor through a gear fit.
Similar to the embodiment 2, the production of various slub yarns can be realized, and the produced slub yarns are more abundant in variety.
Example 4
The embodiment discloses a spinning method, and the slub yarn spinning machine in any embodiment is used for spinning fibers with different fineness by taking a rotating speed variable motor as a pump shaft power input device and using a mode of changing the rotating speed of the rotating speed variable motor in the spinning process.
In this embodiment, one of the traction roller 6 and the pump shaft uses a rotation speed variable motor as a power input device, and the other uses a constant speed motor as a power input device, and fibers with different fineness are spun by changing the rotation speed of the rotation speed variable motor in the spinning process.
In other embodiments, the traction roller 6 and the pump shaft both use a rotating speed variable motor as a power input device, and the rotating speed of the rotating speed variable motor is changed in the spinning process to realize simultaneous change of the glue supply amount and the drawing speed of the metering pump, so that fibers with different fineness are spun.
The foregoing description is only illustrative of the preferred embodiment of the present invention, and is not to be construed as limiting the invention, but is to be construed as limiting the invention to any and all simple modifications, equivalent variations and adaptations of the embodiments described above, which are within the scope of the invention, may be made by those skilled in the art without departing from the scope of the invention.
Claims (5)
1. A slub yarn spinning machine comprises a first motor; and a metering pump in driving connection with the first motor; the metering pump is connected with the first motor through the first pump shaft in a transmission way, and is characterized in that,
the slub yarn spinning machine is further provided with a second motor, the metering pump is further provided with a second pump shaft in transmission connection with the second motor, and the glue filling amount of the metering pump changes along with the change of the rotating speed of the first pump shaft and/or the second pump shaft;
the first motor and the second motor are respectively arranged at the head end and the tail end of the slub yarn spinning machine; the first pump shaft and the second pump shaft are respectively positioned at the two sides of the head and the tail of the metering pump;
the slub yarn spinning machine also comprises a traction roller;
the traction roller and/or the second pump shaft takes a rotating speed variable motor as a power input device, and the rotating speed of the rotating speed variable motor is changed in the spinning process to adjust the glue supply amount and/or the drawing speed of the metering pump so as to spin fibers with different fineness;
when the homogeneous viscose yarn is produced, the first motor is connected with the first pump shaft to ensure that the metering pump supplies the viscose evenly and is matched with a traction roller which is uniformly pulled; when the viscose slub yarn is produced, the first pump shaft is disconnected with the first motor, and the second pump shaft of the metering pump is connected with the second motor;
the first motor and the second motor are detachably connected with the first pump shaft and the second pump shaft through transmission devices respectively;
the transmission device is a gear which is respectively arranged on the motor and the pump shaft and is matched with the motor and the pump shaft; the slub yarn spinning machine is also provided with a third motor, the third motor is positioned at the tail of the slub yarn spinning machine and is a motor with variable rotating speed, and the third motor is detachably connected with the traction roller in a transmission manner;
the first motor is fixed in rotation speed in the spinning process, and the second motor is a motor with variable rotation speed; the slub yarn spinning machine further comprises a PLC device, wherein the PLC device is electrically connected with the first motor and the second motor respectively and controls the rotating speeds of the first motor and the second motor;
the PLC device controls the range and the time interval of the change of the rotating speed of the second motor;
the machine head of the slub yarn spinning machine is also provided with a variable frequency cabinet, the PLC device is fixed in the variable frequency cabinet, and the variable frequency cabinet is also internally provided with control equipment which is electrically connected with the PLC device and is used for inputting operation parameters to the PLC device;
the operation parameters are fineness parameters and/or filament making duration of filament making;
the third motor is a variable frequency servo motor;
and the first motor, the second motor and the third motor are used simultaneously or not simultaneously to carry out combination switching.
2. The slub yarn spinning machine of claim 1, wherein said second motor is a variable frequency servo motor.
3. The slub yarn spinning machine of claim 2, wherein the variable frequency region of the second motor is variable frequency 1-60HZ, and the speed variation interval is 10-300r/min.
4. The slub yarn spinning machine of claim 1, wherein the third motor has a variable frequency range of 1-60HZ, and a speed variation range of 10-300r/min.
5. The slub yarn spinning machine of claim 4, wherein said pull roll is cooperatively coupled to said third motor by a gear.
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| CN201810567579.8A CN110565182B (en) | 2018-06-05 | 2018-06-05 | Slub yarn spinning machine and spinning method |
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| CN110565182B true CN110565182B (en) | 2024-03-29 |
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| CN112411089B (en) * | 2020-12-29 | 2023-09-08 | 山东玉马遮阳科技股份有限公司 | Slub yarn production equipment and production method |
| CN113174643B (en) * | 2021-04-26 | 2022-07-19 | 福建恒捷实业有限公司 | Programmable color-variable yarn production process |
| CN114670426A (en) * | 2022-03-15 | 2022-06-28 | 广东省科学院生物与医学工程研究所 | Variable-speed stretching device for microfluidic pipeline and control method thereof |
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| US2836850A (en) * | 1952-07-17 | 1958-06-03 | Files De Calais Sa | Apparatus for production of artificial filaments of randomly varying denier |
| CN1386918A (en) * | 2001-05-17 | 2002-12-25 | 上海丽花人造丝有限公司 | Bunchy viscose filament and its production apparatus |
| CN201793818U (en) * | 2010-05-04 | 2011-04-13 | 山东海龙股份有限公司 | Semicontinuous spinning machine for joint viscose rayon filaments |
| CN102206880A (en) * | 2011-06-16 | 2011-10-05 | 张守运 | Multi-color polyester slub fully drawn yarns (FDYs) produced by heat roller at variable speed and production method thereof |
| CN102704096A (en) * | 2011-10-30 | 2012-10-03 | 张守运 | Multicolor terylene fat and thin fiber filament produced in variable speed by metering pump and preparation method thereof |
| CN202744676U (en) * | 2012-08-22 | 2013-02-20 | 湖北金环股份有限公司 | Frequency conversion regulating device of R801 spinning machine |
| CN208455124U (en) * | 2018-06-05 | 2019-02-01 | 吉林化纤股份有限公司 | A kind of slub yarn spinning machine |
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| CN110565182A (en) | 2019-12-13 |
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