CN112501725B - DX268V intelligent doubling machine - Google Patents

DX268V intelligent doubling machine Download PDF

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Publication number
CN112501725B
CN112501725B CN202011372780.4A CN202011372780A CN112501725B CN 112501725 B CN112501725 B CN 112501725B CN 202011372780 A CN202011372780 A CN 202011372780A CN 112501725 B CN112501725 B CN 112501725B
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CN
China
Prior art keywords
yarn
twisting
wheel
overfeeding
double
Prior art date
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Application number
CN202011372780.4A
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Chinese (zh)
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CN112501725A (en
Inventor
伊红星
吴少锋
姚夏明
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Zhejiang Dongxing Textile Machinery Co ltd
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Zhejiang Dongxing Textile Machinery Co ltd
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Priority to CN202011372780.4A priority Critical patent/CN112501725B/en
Publication of CN112501725A publication Critical patent/CN112501725A/en
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Classifications

    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01HSPINNING OR TWISTING
    • D01H1/00Spinning or twisting machines in which the product is wound-up continuously
    • D01H1/10Spinning or twisting machines in which the product is wound-up continuously for imparting multiple twist, e.g. two-for-one twisting
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01HSPINNING OR TWISTING
    • D01H1/00Spinning or twisting machines in which the product is wound-up continuously
    • D01H1/14Details
    • D01H1/20Driving or stopping arrangements
    • D01H1/24Driving or stopping arrangements for twisting or spinning arrangements, e.g. spindles
    • D01H1/241Driving or stopping arrangements for twisting or spinning arrangements, e.g. spindles driven by belt
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01HSPINNING OR TWISTING
    • D01H1/00Spinning or twisting machines in which the product is wound-up continuously
    • D01H1/14Details
    • D01H1/20Driving or stopping arrangements
    • D01H1/32Driving or stopping arrangements for complete machines
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01HSPINNING OR TWISTING
    • D01H13/00Other common constructional features, details or accessories
    • D01H13/04Guides for slivers, rovings, or yarns; Smoothing dies
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01HSPINNING OR TWISTING
    • D01H13/00Other common constructional features, details or accessories
    • D01H13/10Tension devices
    • D01H13/108Regulating tension by regulating speed of driving mechanisms of unwinding, paying-out, forwarding, winding or depositing devices, e.g. automatically in response to variations in tension
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01HSPINNING OR TWISTING
    • D01H13/00Other common constructional features, details or accessories
    • D01H13/14Warning or safety devices, e.g. automatic fault detectors, stop motions ; Monitoring the entanglement of slivers in drafting arrangements

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Spinning Or Twisting Of Yarns (AREA)

Abstract

An intelligent double parallel operation of DX268V belongs to the technical field of double parallel operation equipment; the single doubling machine set is driven to operate by the transmission motor and the stepping motor, the transmission motor drives the transmission belt to drive the three spindles to rotate at high speed by the motor belt wheel, so that the purpose of yarn twisting is achieved, each motor in the vehicle body is controlled by a PLC control module, the motor is connected with a control panel host in the vehicle head by a 485 communication line to be independently controlled by starting and stopping, automatic stopping is detected by a speed yarn detector when abnormal conditions such as yarn breakage and the like occur, unnecessary idle loss is reduced, and the effect of convenience in starting and stopping operation by single spindle control is achieved; the step motor ensures the synchronism of the friction roller and the overfeeding driving wheel; the yarn collecting opening is positioned right above the upper porcelain eye of the front picking finger, the upper porcelain eye of the left rear picking finger and the upper porcelain eye of the right rear picking finger, so that the consistency of the tension of three yarns is ensured, and the tension of the driving belt controls the tension wheel through the tension spring, so that the speed of the spindle is kept consistent by the enough tension wheel.

Description

DX268V intelligent doubling machine
Technical Field
The invention belongs to the technical field of doubling equipment, and particularly relates to an intelligent doubling machine for DX 268V.
Background
Traditional doubling machine:
1. Long Daishi, because the spindle number of the two-for-one twister is generally about 288 spindle, the transmission error of a long distance is larger, and the requirement on the quality of the tangential belt is higher.
2. The traditional doubling machine is generally divided into two-in-one and three-in-one, because of the tangential belt type linear transmission, yarn stranding is difficult to achieve tension consistency, when one yarn is broken, a cutter device is arranged so as not to generate a missing yarn, and other yarns are cut off, so that the yarns are wound on a spindle, and the workshop environment pollution and the cleaning trouble are caused.
3. The operation safety system of the equipment is low, and because the traditional doubling machine adopts a collective transmission mode structure, when a certain station breaks yarn and needs to be connected, because all parts are in motion, safety accidents easily occur when the operation is improper or careless.
Disclosure of Invention
The invention mainly solves the technical problems existing in the prior art and provides an intelligent parallel operation of DX 268V.
The technical problems of the invention are mainly solved by the following technical proposal: the DX268V intelligent doubling machine comprises a machine head and a machine body, wherein the machine head is of a box body structure, a control panel is arranged on the outer surface of the machine head, the machine body is connected with the machine head side by side, the machine body comprises a left supporting frame, a right supporting frame, a bottom transverse frame, a middle transverse frame, an upper transverse frame and a plurality of doubling units, a top transverse frame is arranged between the tops of the left supporting frame and the right supporting frame, the bottom transverse frame is arranged at the bottom between the left supporting frame and the right supporting frame, the middle transverse frame is arranged at the middle between the left supporting frame and the right supporting frame, the upper cross frame is arranged at the middle upper part between the left support frame and the right support frame, the multiple doubling units are arranged on the front side and the rear side of the vehicle body side by side, the multiple doubling units on the front side and the rear side are symmetrically arranged, the multiple doubling units comprise spindle transmission devices and precision winding devices, the spindle transmission devices comprise transmission motors, motor belt wheels, front two-for-one twisting rotors, rear left two-for-one twisting rotors and rear right two-for-one twisting rotors, the front two-for-one twisting rotors are arranged on the outer side of the bottom cross frame, the rear left two-for-one twisting rotors and the rear right two-for-one twisting rotors are arranged on the inner side of the front two-for-one twisting rotors, the rear left two-for-one twisting rotors and the rear right two-for-one twisting rotors in an equilateral triangle manner, the transmission motor is fixed on the bottom transverse frame, the motor belt pulley is arranged on an output shaft of the transmission motor, a transmission belt is arranged between the motor belt pulley and the lower end parts of the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor, the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor are rotationally connected with the bottom transverse frame, liner ingots are arranged at the upper ends of the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor, the precise winding device comprises an overfeeding transmission assembly, a stepping motor, a friction roller and a bobbin cradle, the overfeeding transmission assembly is arranged on the outer side of the upper transverse frame, and comprises an assembly shell, The feeding device comprises an overfeeding driving wheel and an overfeeding driven wheel, wherein an overfeeding gear set is arranged in a shell of the assembly, the overfeeding driving wheel is arranged in the middle of the right side surface of the shell of the assembly, the overfeeding driven wheel is arranged on the right side surface of the shell of the assembly and on the front lower side of the overfeeding driving wheel, the overfeeding driving wheel is connected with a gear in the overfeeding gear set, an upper yarn positioning porcelain hole is arranged at the front upper part of the right side surface of the shell of the assembly, a lower yarn positioning porcelain hole is arranged at the front lower part of the right side surface of the shell of the assembly, the overfeeding driven wheel is in rotary connection with the shell of the assembly, a stepping motor is arranged on an upper transverse frame and on the right rear of the overfeeding transmission assembly, the stepping motor is of a double-output shaft design, the left output shaft end of the stepping motor is provided with an overfeeding synchronous wheel, the overfeeding synchronous wheel is meshed with a gear in the overfeeding gear group, the right output shaft end of the stepping motor is provided with a winding synchronous wheel, the left side of the overfeeding transmission assembly is provided with a left friction roller fixing plate, the right side of the stepping motor is provided with a right friction roller fixing plate, the left end of the friction roller is rotationally connected with the upper end of the left friction roller fixing plate, the right end of the friction roller is rotationally connected with the upper end of the right friction roller fixing plate, the friction roller is horizontally arranged, the friction roller is arranged above the overfeeding transmission assembly, the right side of the upper end of the right friction roller fixing plate is provided with a friction roller synchronous wheel, the friction roller synchronizing wheel is connected with the winding synchronizing wheel through a synchronous transmission belt, a wire guide block is arranged in front of the friction roller, a wire guide hole is arranged at the upper end of the wire guide block, a reciprocating long rod is transversely arranged at the lower end of the wire guide block, the reciprocating long rod is transversely arranged on the whole car body and is connected with the wire guide block in the doubling unit, the creel is arranged above the friction roller, the creel is provided with a yarn tube which is arranged in parallel with the friction roller, the yarn tube is rotationally connected with the creel, the tail end of the creel is rotationally connected with the top cross frame, a yarn tube tension spring is arranged at the rotational connection position, and the upper side of the top cross frame is provided with a yarn placing frame.
Preferably, one side of the motor belt pulley is provided with a spindle belt tensioning device, the spindle belt tensioning device comprises a tensioning wheel, a connecting plate, a tensioning tension spring and a movable rotating shaft, the lower end of the movable rotating shaft is fixed on a bottom transverse frame, one end of the connecting plate is fixed on the outer side of the movable rotating shaft, the tensioning wheel is fixed on the other end of the connecting plate, one end of the tensioning tension spring is fixed on the connecting plate on the lower side of the tensioning wheel, the other end of the tensioning tension spring is fixed on the bottom transverse frame, and the tensioning tension spring pulls a connecting rod to enable the tensioning wheel to tightly press a transmission belt.
Preferably, the outer side of the middle transverse frame is provided with a picking finger fixing plate, the middle transverse frame is internally provided with a picking finger fixing plate, the front end of the picking finger fixing plate is provided with a front picking finger, the left rear end of the picking finger fixing plate is provided with a left rear picking finger, the right rear end of the picking finger fixing plate is provided with a right rear picking finger, the front picking finger, the left rear picking finger and the right rear picking finger respectively comprise a picking finger rod, a Z-shaped picking finger seat, a speed wire detector and a porcelain eye seat, the rear end of the picking finger rod is connected with the picking finger fixing plate, the front end of the picking finger rod is fixedly connected with the middle part of the rear side of the Z-shaped picking finger seat, the rear end of the speed wire detector is fixed at the lower end of the Z-shaped picking finger seat, the porcelain eye seat is fixed at the lower side of the front end of the speed wire detector, the upper end of the Z-shaped finger-picking seat is provided with an upper porcelain eye, the front end of the porcelain eye seat is provided with a lower porcelain eye, the front end of the speed wire detector is provided with a wire detecting opening, the centers of the upper porcelain eye, the lower porcelain eye and the wire detecting opening of the speed wire detector are all positioned on the same vertical center, the centers of the upper porcelain eye, the lower porcelain eye and the wire detecting opening of the speed wire detector of the front finger are arranged above the center of the front two-for-one twisting rotor, the centers of the upper porcelain eye, the lower porcelain eye and the wire detecting opening of the speed wire detector of the left rear finger are arranged above the center of the rear left two-for-one twisting rotor, and the centers of the upper porcelain eye, the lower porcelain eye and the wire detecting opening of the speed wire detector of the right rear finger are arranged above the center of the rear right two-for-one twisting rotor.
Preferably, the yarn collector is arranged above the picking finger fixing plate and comprises an L-shaped fixing plate, a yarn cutting device and a yarn guiding wheel, the rear side of the upper end part of the L-shaped fixing plate is fixedly connected with the lower end part of the front side of the upper flat knitting machine, a yarn collecting port is formed in the front side of the lower end part of the L-shaped fixing plate and is positioned right above the front picking finger upper porcelain eye, the left rear picking finger upper porcelain eye and the right rear picking finger upper porcelain eye, the yarn cutting device is arranged on the front side of the middle of the L-shaped fixing plate, the yarn cutting port of the yarn cutting device is arranged on the left side of the yarn guiding device, the left front side of the upper end part of the L-shaped fixing plate is provided with the yarn guiding wheel fixing plate, the yarn cutting port of the yarn cutting device and the inner side wheel edge of the yarn guiding wheel are positioned on the same upper and lower position points, and the yarn collecting device is arranged on the right rear side of the overfeeding transmission assembly.
Preferably, a first partition plate is arranged between adjacent double-twisting units which are arranged side by side on the front side and the rear side of the vehicle body, a second partition plate is arranged between the rear left double-twisting rotor and the rear right double-twisting rotor, the rear end of the second partition plate is fixed on the front side of the lower transverse frame, a third partition plate is arranged on the front side of the second partition plate, the third partition plate is in a V shape, the V-shaped opening of the third partition plate faces to the outer side, the front double-twisting rotor is located on the front side of the third partition plate, and spindle partition plates are arranged on the lower sides of the middle parts of the front double-twisting rotor, the rear left double-twisting rotor and the rear right double-twisting rotor.
Preferably, the connection between the middle rear part of the third partition board and the front end of the second partition board is plug-in type.
The PLC control module is arranged in the vehicle head and is connected with the control panel, the control panel adopts an android system man-machine conversation interface, the operability is higher, the PLC control module is used in cooperation with intelligent molding, parameters of each station can be uploaded to an operation interface, a user can know the running condition of equipment more comprehensively, an Internet of things serial port is reserved for preparing the networking and upgrading of the follow-up equipment, and the communication between the vehicle body and the vehicle head is connected through 458 communication lines; and a servo transmission device is further arranged in the headstock, one end of the reciprocating long rod extends into the headstock and is connected with the servo transmission device, and the reciprocating long rod is driven to reciprocate through the servo transmission device.
The stepping motor drives the winding synchronizing wheel, the friction roller synchronizing wheel is connected with the winding synchronizing wheel through a synchronous transmission belt, the stepping motor drives the friction roller through the synchronous transmission belt at a reduction ratio of 1:3, the winding torque of the friction roller can reach 6N x m, and the other end of the stepping motor directly drives the overfeeding gear set through the overfeeding synchronizing wheel at a certain reduction ratio, so that the synchronism of the friction roller and the overfeeding driving wheel is ensured; each stepping motor and each transmission motor in the car body are independently controlled by a PLC control module and are connected with a car head control panel host through 485 communication lines, when a speed yarn detector in the car body detects yarn breakage or abnormality, signals are uploaded to the car head control panel host, and the transmission motors and the stepping motors are rapidly and synchronously stopped after the signals are automatically judged by the control panel host.
The invention has the beneficial effects that:
The multiple parallel units are arranged on the front side and the rear side of the vehicle body side by side, the multiple parallel units on the front side and the rear side are symmetrically arranged, the reciprocating long rod is transversely arranged on the whole vehicle body, and the reciprocating long rod is driven by the servo transmission device, so that the multiple parallel units are controlled and driven by the PLC control module and the control panel in the vehicle head; the motor belt wheel is connected with the lower ends of the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor through a transmission belt, a single two-for-one machine set is driven to operate through the transmission motor and a stepping motor, the transmission motor drives the transmission belt through the motor belt wheel to drive three spindles to rotate at high speed so as to achieve the purpose of twisting yarns, each motor in a vehicle body is controlled by a PLC control module, and is connected with a control panel host in a vehicle head through a 485 communication line to be independently controlled in start-stop, and the automatic stop is detected through a speed yarn detector when abnormal conditions such as yarn breakage and the like, so that unnecessary idle loss is reduced, and the effect of convenience in start-stop operation of single spindle control is realized; the stepping motor synchronously drives the overfeeding gear set and the winding synchronous wheel, so that the synchronism of the friction roller and the overfeeding driving wheel is ensured; the first partition board isolates the two-for-one doubling units adjacently arranged to prevent mutual interference, the second partition board isolates the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor from each other, and the upper ends of the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor are prevented from mutually interfering with each other when the liner ingots arranged at the upper ends of the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor are operated; the spindle belt tensioning device enables the transmission belt to keep tensioning effect, the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor are arranged in an equilateral triangle manner, the yarn collecting port is positioned right above the upper porcelain eye of the front picking finger, the upper porcelain eye of the left rear picking finger and the upper porcelain eye of the right rear picking finger, the unique yarn channel design enables yarn threading to be convenient, the consistency of the tension of three yarns is guaranteed, and the tension of the transmission belt controls the tension pulley through the tensioning tension spring, so that the transmission belt keeps consistent with the spindle speed through enough tension pulleys; the speed yarn detector can detect the rotating speed of yarns (because the yarns rotate at a high speed through the lining spindle to generate a balloon, the rotating speed of the spindle is judged through detecting the rotating speed of the balloon, an alarm or a stop can be set when the rotating speed is too low, when the rotating speed is not detected, the yarn breakage stop is judged, and the yarn breakage stop is connected with a headstock control panel host through a 485 communication line), three yarns are stranded through the yarn collector and then enter the yarn cutter, and the yarns enter the overfeed transmission assembly through the yarn guide wheel, so that the consistency of yarn channels is ensured.
Drawings
FIG. 1 is a schematic view of a construction of the present invention;
FIG. 2 is a schematic view of a front view of the body of the present invention;
FIG. 3 is a schematic cross-sectional view of the structure of FIG. 2 in the direction E;
FIG. 4 is a schematic cross-sectional view of the G-direction of FIG. 2;
FIG. 5 is a schematic perspective view of the body of the present invention;
FIG. 6 is an enlarged schematic view of the portion A of FIG. 5;
FIG. 7 is an enlarged schematic view of the portion B of FIG. 5;
FIG. 8 is a schematic view of a front finger of the present invention;
FIG. 9 is an enlarged schematic view of the portion C of FIG. 5;
FIG. 10 is an enlarged schematic view of the portion F of FIG. 9;
FIG. 11 is a schematic view of a construction of the yarn collector of the present invention;
fig. 12 is an enlarged schematic view of the portion D in fig. 5.
In the figure: 1. a headstock; 2. a vehicle body; 3. a control panel; 4. a left support frame; 5. a right support frame; 6.a bottom cross frame; 7. a middle cross frame; 8. an upper cross frame; 9. doubling machine sets; 10. a top cross frame; 11. spindle driving device; 13. a drive motor; 14. a motor belt wheel; 15. a front two-for-one rotor; 16.a rear left double-twist rotor; 17. a rear right double-twist rotor; 18. a transmission belt; 19. a backing ingot; 20. overfeed transmission assembly; 21. a stepping motor; 22. a friction roller; 23. a creel; 24. an assembly housing; 25. overfeeding a driving wheel; 26. overfeeding a driven wheel; 28. positioning porcelain holes by upper yarns; 29. the lower yarn is defined as a porcelain hole; 30. overfeeding synchronous wheel; 31. winding a synchronous wheel; 32. a left friction roller fixing plate; 33. a right friction roller fixing plate; 34. a friction roller synchronizing wheel; 341. a synchronous drive belt; 35. a guide wire block; 36. a guidewire port; 37. a reciprocating long rod; 39. a yarn barrel; 40. a wire cylinder tension spring; 41. a yarn placing frame; 42. a spindle tape tensioning device; 421. a tensioning wheel; 422. a connecting plate; 423 tension springs; 424. a movable rotating shaft; 43. a finger fixing plate; 44. front picking finger; 45. the left rear finger; 46. picking the finger at the rear right; 47. a finger lever; 48. z-shaped finger-picking seat; 49. a speed wire detector; 50. a porcelain eye seat; 51. a porcelain hole is formed; 52. a lower porcelain hole; 53. a wire detecting port; 54. a yarn collector; 55. an L-shaped fixing plate; 56. a shredder; 57. a godet wheel; 58. a yarn collecting port; 59. a godet wheel fixing plate; 60. a first partition board; 61. a second partition board; 62. a third partition board; 63. spindle baffle plates; 64. a single strand of yarn; 65. ply-twisted yarn.
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings.
Examples: 1-12, the DX268V intelligent doubling machine comprises a machine head and a machine body, wherein the machine head is of a box structure, a control panel is arranged on the outer surface of the machine head, the machine body is connected with the machine head side by side, the machine body comprises a left support frame, a right support frame, a bottom cross frame, a middle cross frame, an upper cross frame and a plurality of doubling units, a top cross frame is arranged between the tops of the left support frame and the right support frame, the bottom cross frame is arranged at the bottom between the left support frame and the right support frame, the middle cross frame is arranged at the middle part between the left support frame and the right support frame, the upper cross frame is arranged at the middle upper part between the left support frame and the right support frame, the double-doubling units are arranged on the front side and the rear side of the vehicle body side by side, the double-doubling units on the front side and the rear side are symmetrically arranged, the double-doubling units comprise spindle driving devices and precision winding devices, the spindle driving devices comprise driving motors, motor belt wheels, front double-twisting rotors, rear left double-twisting rotors and rear right double-twisting rotors, the driving motors adopt DC brushless motors, the front double-twisting rotors are arranged on the outer sides of the bottom crossbeams, the rear left double-twisting rotors and the rear right double-twisting rotors are arranged on the inner sides of the front double-twisting rotors, equilateral triangle is arranged among the front double-twisting rotors, the rear left double-twisting rotors and the rear right double-twisting rotors, the driving motors are fixed on the bottom crossbeams, the motor belt wheel is arranged on an output shaft of the transmission motor, a transmission belt is arranged between the motor belt wheel and the lower ends of the front two-for-one rotor, the rear left two-for-one rotor and the rear right two-for-one rotor, the front two-for-one rotor, the rear left two-for-one rotor and the rear right two-for-one rotor are in rotary connection with the bottom transverse frame, the upper ends of the front two-for-one rotor, the rear left two-for-one rotor and the rear right two-for-one rotor are respectively provided with a liner, the precise winding device comprises an overfeeding transmission assembly, a stepping motor, a friction roller and a bobbin cradle, the overfeeding transmission assembly is arranged on the outer side of the upper transverse frame, the overfeeding transmission assembly comprises an assembly shell, an overfeeding driving wheel and an overfeeding driven wheel, an overfeeding gear set is arranged in the assembly shell, the overfeeding driving wheel is arranged in the middle of the right side surface of the assembly shell, the overfeeding driven wheel is arranged on the right side surface of the assembly shell and on the front lower side of the overfeeding driving wheel, the overfeeding driving wheel is connected with a gear in the overfeeding gear set, an upper yarn positioning porcelain hole is arranged at the front upper part of the right side surface of the assembly shell, a lower yarn positioning porcelain hole is arranged at the front lower part of the right side surface of the assembly shell, the overfeeding driven wheel is rotationally connected with the assembly shell, the stepping motor is arranged on an upper transverse frame and on the right rear side of the overfeeding transmission assembly, the stepping motor is of a double-output shaft design, an overfeeding synchronous wheel is arranged at the end part of an output shaft on the left side of the stepping motor, the right end of the friction roller is rotationally connected with the upper end of the left friction roller fixing plate, the right end of the friction roller is rotationally connected with the upper end of the right friction roller fixing plate, the friction roller is horizontally arranged, the friction roller is arranged above the overfeed transmission assembly, the right side of the upper end of the right friction roller fixing plate is provided with a friction roller synchronizing wheel, the friction roller synchronizing wheel is connected with the winding synchronizing wheel through a synchronous transmission belt, the front of friction roller is equipped with the seal wire piece, the upper end of seal wire piece is equipped with the seal wire hole, and the lower extreme of seal wire piece transversely is equipped with reciprocal stock, reciprocal stock transversely sets up in whole automobile body, and all is connected with the seal wire piece in the several doubling unit, the creel is in the top of friction roller, the creel be equipped with friction roller parallel arrangement's yarn section of thick bamboo, yarn section of thick bamboo rotates with the creel to be connected, rotate between the tail end of creel and the top crossbeam and be connected, and this rotation junction is equipped with the line section of thick bamboo extension spring, the upside of top crossbeam is equipped with puts the creel.
One side of the motor belt pulley is provided with a spindle belt tensioning device, the spindle belt tensioning device comprises a tensioning wheel, a connecting plate, a tensioning tension spring and a movable rotating shaft, the lower end of the movable rotating shaft is fixed on a bottom transverse frame, one end of the connecting plate is fixed on the outer side of the movable rotating shaft, the tensioning wheel is fixed on the other end of the connecting plate, one end of the tensioning tension spring is fixed on the connecting plate at the lower side of the tensioning wheel, the other end of the tensioning tension spring is fixed on the bottom transverse frame, and the tensioning tension spring pulls the connecting rod to enable the tensioning wheel to tightly press a transmission belt; the tension of the driving belt controls the tension wheel through the tension spring, so that the driving belt keeps the spindle speed consistent by enough tension wheels.
The outer side of the middle transverse frame is provided with a picking finger fixing plate, the picking finger fixing plates are arranged in the multiple parallel units, the front ends of the picking finger fixing plates are provided with front picking fingers, the left rear ends of the picking finger fixing plates are provided with left rear picking fingers, the right rear ends of the picking finger fixing plates are provided with right rear picking fingers, the front picking fingers, the left rear picking fingers and the right rear picking fingers comprise picking fingers, Z-shaped picking finger seats, speed wire detectors and porcelain eye seats, the rear ends of the picking fingers are connected with the picking finger fixing plates, the front ends of the picking fingers are fixedly connected with the middle parts of the rear sides of the Z-shaped picking finger seats, the rear ends of the speed wire detectors are fixed at the lower ends of the Z-shaped picking finger seats, the porcelain eye seats are fixed at the lower sides of the front ends of the speed wire detectors, the upper end part of the Z-shaped finger-picking seat is provided with an upper porcelain eye, the front end part of the porcelain eye seat is provided with a lower porcelain eye, the front end part of the speed wire detector is provided with a wire detecting opening, the centers of the upper porcelain eye, the lower porcelain eye and the wire detecting opening of the speed wire detector are all positioned on the same vertical center, the centers of the upper porcelain eye, the lower porcelain eye and the wire detecting opening of the speed wire detector of the front finger are arranged above the center of the front two-for-one twisting rotor, the centers of the upper porcelain eye, the lower porcelain eye and the wire detecting opening of the speed wire detector of the left rear finger are arranged above the center of the rear left two-for-one twisting rotor, and the centers of the upper porcelain eye, the lower porcelain eye and the wire detecting opening of the speed wire detector of the right rear finger are arranged above the center of the rear right two-for-one twisting rotor; the centers of the upper porcelain eye, the lower porcelain eye and the yarn detecting opening of the speed yarn detecting device are all positioned at the same vertical center, so that the data measured by the yarn passing through the yarn detecting opening are more accurate, the speed yarn detecting device can detect the rotating speed of the yarn (because the yarn passes through the spindle to rotate at a high speed to generate a balloon, the rotating speed of the spindle is judged by detecting the rotating speed of the balloon, an alarm or a stop can be set when the rotating speed is too low, the yarn cutting stop is judged when the rotating speed is not detected, and the yarn cutting device is connected with a headstock control panel host through a 485 communication line), three yarns are stranded through the yarn collecting device and then enter the yarn cutting device, and the yarn passing wheel enters the overfeeding transmission assembly, so that the consistency of yarn paths is ensured.
The yarn collector comprises an L-shaped fixing plate, a yarn cutter and a yarn guide wheel, wherein the rear side of the upper end part of the L-shaped fixing plate is fixedly connected with the lower end part of the front side of the upper flat knitting machine, a yarn collecting opening is formed in the front side of the lower end part of the L-shaped fixing plate, the yarn collecting opening is positioned right above an upper porcelain eye of a front finger, an upper porcelain eye of a left rear finger and an upper porcelain eye of a right rear finger, the yarn cutter is arranged on the front side of the middle part of the L-shaped fixing plate, the yarn cutting opening of the yarn cutter is arranged on the left side of the yarn cutter, the left front side of the upper end part of the L-shaped fixing plate is provided with the yarn guide wheel fixing plate, the yarn guide wheel is arranged on the right side of the yarn guide wheel fixing plate, and the inner side wheel edges of the yarn cutting opening and the yarn guide wheel are all positioned on the same upper and lower position points, and the yarn collector is arranged on the right rear side of the overfeeding transmission assembly; the yarn collecting opening is positioned right above the upper porcelain eye of the front picking finger, the upper porcelain eye of the left rear picking finger and the upper porcelain eye of the right rear picking finger, and the unique yarn channel design ensures that yarn threading is convenient, and the consistency of the tension of three yarns is ensured.
A first partition plate is arranged between adjacent two-for-one doubling units arranged side by side on the front side and the rear side of the vehicle body, a second partition plate is arranged between the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor, the rear end of the second partition plate is fixed on the front side of the lower transverse frame, a third partition plate is arranged on the front side of the second partition plate, the third partition plate is in a V shape, a V-shaped opening of the third partition plate faces to the outer side, the front two-for-one twisting rotor is positioned on the front side of the third partition plate, and spindle partition plates are arranged on the lower sides of the middle parts of the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor; the first two-for-one machine set arranged adjacently is isolated by the partition plate to prevent mutual interference, the second two-for-one rotor, the rear left two-for-one rotor and the rear right two-for-one rotor are isolated by the partition plate III, and the upper ends of the front two-for-one rotor, the rear left two-for-one rotor and the rear right two-for-one rotor are prevented from mutually interfering when the liner ingots arranged at the upper ends of the front two-for-one rotor, the rear left two-for-one rotor and the rear right two-for-one rotor are operated.
The middle and rear part of the third partition board is connected with the front end of the second partition board in a plug-in type; when the yarns are replaced, an operator only needs to pull out the three partition plates, and the two yarns on the inner side can be replaced.
The invention works and the principle are as follows:
The multiple parallel units are arranged on the front side and the rear side of the vehicle body side by side, the multiple parallel units on the front side and the rear side are symmetrically arranged, the reciprocating long rod is transversely arranged on the whole vehicle body, and the reciprocating long rod is driven by the servo transmission device, so that the multiple parallel units are controlled and driven by the PLC control module and the control panel in the vehicle head; the motor belt wheel is connected with the lower ends of the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor through a transmission belt, a single two-for-one machine set is driven to operate through the transmission motor and a stepping motor, the transmission motor drives the transmission belt through the motor belt wheel to drive three spindles to rotate at high speed so as to achieve the purpose of twisting yarns, each motor in a vehicle body is controlled by a PLC control module, and is connected with a control panel host in a vehicle head through a 485 communication line to be independently controlled in start-stop, and the automatic stop is detected through a speed yarn detector when abnormal conditions such as yarn breakage and the like, so that unnecessary idle loss is reduced, and the effect of convenience in start-stop operation of single spindle control is realized; the stepping motor synchronously drives the overfeeding gear set and the winding synchronous wheel, so that the synchronism of the friction roller and the overfeeding driving wheel is ensured; the first partition board isolates the two-for-one doubling units adjacently arranged to prevent mutual interference, the second partition board isolates the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor from each other, and the upper ends of the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor are prevented from mutually interfering with each other when the liner ingots arranged at the upper ends of the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor are operated; the spindle belt tensioning device enables the transmission belt to keep tensioning effect, the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor are arranged in an equilateral triangle manner, the yarn collecting port is positioned right above the upper porcelain eye of the front picking finger, the upper porcelain eye of the left rear picking finger and the upper porcelain eye of the right rear picking finger, the unique yarn channel design enables yarn threading to be convenient, the consistency of the tension of three yarns is guaranteed, and the tension of the transmission belt controls the tension pulley through the tensioning tension spring, so that the transmission belt keeps consistent with the spindle speed through enough tension pulleys; the speed yarn detector can detect the rotating speed of yarns (because the yarns rotate at a high speed through the lining spindle to generate a balloon, the rotating speed of the spindle is judged through detecting the rotating speed of the balloon, an alarm or a stop can be set when the rotating speed is too low, when the rotating speed is not detected, the yarn breakage stop is judged, and the yarn breakage stop is connected with a headstock control panel host through a 485 communication line), three yarns are stranded through the yarn collector and then enter the yarn cutter, and the yarns enter the overfeed transmission assembly through the yarn guide wheel, so that the consistency of yarn channels is ensured.
During operation, the PLC control modules are controlled through the control panel, the partition board III in each double doubling machine set is taken down, new yarns are replaced on the backing plate at the upper ends of the rear left double-twist rotor and the rear right double-twist rotor, the partition board III is installed, new yarns are replaced on the backing plate at the upper ends of the front double-twist rotors, three yarns penetrate into lower porcelain eyes above the front double-twist rotor, the three yarns penetrate through upper porcelain eyes through the yarn detecting openings, the three yarns are folded and sequentially penetrate into the yarn collecting opening, the yarn cutting opening and the yarn guiding wheel of the yarn cutting device, the stranded yarns are transited to the lower yarns through the yarn guiding wheel to be defined as porcelain holes, the stranded yarns are wound to the overfeeding driven wheel through the lower yarns to be wound to the porcelain holes after being wound for a plurality of circles between the overfeeding driven wheel and the overfeeding driving wheel, the stranded yarns are wound to the yarn positioning porcelain holes through the upper yarn guiding holes, the stranded yarns are wound to the yarn cylinder after being wound out of the yarn guiding holes, the stranded yarns are completed, the synchronous servo rotating device, the stepping motor and the transmission motor are started to enable the yarns to wind into the upper porcelain yarn cylinder, the yarn cylinder to be wound on the yarn cylinder through the yarn collecting drum, the yarn cylinder is wound on the yarn cylinder and the yarn cylinder to be in a full of the yarn cylinder, and the yarn cylinder is in a friction mode, and the yarn cylinder is wound on the yarn cylinder and the yarn cylinder after the yarn cylinder is wound on the yarn cylinder and the yarn cylinder.
Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the invention is not limited to the above-described embodiments, but many variations are possible. Any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention should be considered to be within the scope of the present invention.

Claims (4)

1. The DX268V intelligent doubling machine comprises a machine head and a machine body, and is characterized in that the machine head is of a box structure, a control panel is arranged on the outer surface of the machine head, the machine body is connected with the machine head side by side, the machine body comprises a left support frame, a right support frame, a bottom cross frame, a middle cross frame, an upper cross frame and a plurality of doubling units, a top cross frame is arranged between the tops of the left support frame and the right support frame, the bottom cross frame is arranged at the bottom between the left support frame and the right support frame, the middle cross frame is arranged at the middle between the left support frame and the right support frame, the upper cross frame is arranged at the middle upper part between the left support frame and the right support frame, the double-doubling units are arranged on the front side and the rear side of the vehicle body side by side, the double-doubling units on the front side and the rear side are symmetrically arranged, the double-doubling units comprise spindle driving devices and precise winding devices, the spindle driving devices comprise driving motors, motor belt wheels, front double-twisting rotors, rear left double-twisting rotors and rear right double-twisting rotors, the front double-twisting rotors are arranged on the outer sides of the bottom crossbeams, the rear left double-twisting rotors and the rear right double-twisting rotors are arranged on the inner sides of the front double-twisting rotors, equilateral triangle is arranged among the front double-twisting rotors, the rear left double-twisting rotors and the rear right double-twisting rotors, the driving motors are fixed on the bottom crossbeams, the motor belt wheels are arranged on the output shafts of the driving motors, the motor belt wheel is rotatably connected with the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor, the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor are rotatably connected with the bottom transverse frame, the upper ends of the front two-for-one twisting rotor, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor are respectively provided with a lining ingot, the precise winding device comprises an overfeeding transmission assembly, a stepping motor, a friction roller and a bobbin cradle, the overfeeding transmission assembly is arranged at the outer side of the upper transverse frame, the overfeeding transmission assembly comprises an assembly shell, an overfeeding driving wheel and an overfeeding driven wheel, an overfeeding gear set is arranged in the assembly shell, the overfeeding driving wheel is arranged at the middle of the right side surface of the assembly shell, the overfeeding driven wheel is arranged on the right side surface of the assembly shell and on the front lower side of the overfeeding driving wheel, the overfeeding driving wheel is connected with a gear in the overfeeding gear set, an upper yarn positioning porcelain hole is arranged on the front upper part of the right side surface of the assembly shell, a lower yarn positioning porcelain hole is arranged on the front lower part of the right side surface of the assembly shell, the overfeeding driven wheel is rotationally connected with the assembly shell, the stepping motor is arranged on an upper transverse frame and on the right rear part of the overfeeding transmission assembly, the stepping motor is of a double-output shaft design, an overfeeding synchronous wheel is arranged at the end part of an output shaft on the left side of the stepping motor, the overfeeding synchronous wheel is meshed and connected with the gear in the overfeeding gear set, the end part of the output shaft on the right side of the stepping motor is provided with a winding synchronous wheel, the left side of the overfeeding transmission assembly is provided with a left friction roller fixing plate, the right side of the stepping motor is provided with a right friction roller fixing plate, the left end of the friction roller is rotationally connected with the upper end part of the left friction roller fixing plate, the right end of the friction roller is rotationally connected with the upper end part of the right friction roller fixing plate, the friction roller is horizontally arranged, the friction roller is arranged above the overfeeding transmission assembly, the right side of the upper end part of the right friction roller fixing plate is provided with a friction roller synchronous wheel, the friction roller synchronous wheel is connected with the winding synchronous wheel through a synchronous transmission belt, the front part of the friction roller is provided with a guide wire block, the upper end of the yarn guide block is provided with a yarn guide hole, the lower end of the yarn guide block is transversely provided with a reciprocating long rod, the reciprocating long rod is transversely arranged on the whole car body and is connected with the yarn guide block in a plurality of doubling units, the creel is arranged above the friction roller and is provided with a yarn cylinder which is arranged in parallel with the friction roller, the yarn cylinder is rotationally connected with the creel, the tail end of the creel is rotationally connected with the top cross frame, a yarn cylinder tension spring is arranged at the rotational connection part, and the upper side of the top cross frame is provided with a yarn placing frame;
one side of the motor belt pulley is provided with a spindle belt tensioning device, the spindle belt tensioning device comprises a tensioning wheel, a connecting plate, a tensioning tension spring and a movable rotating shaft, the lower end of the movable rotating shaft is fixed on a bottom transverse frame, one end of the connecting plate is fixed on the outer side of the movable rotating shaft, the tensioning wheel is fixed on the other end of the connecting plate, one end of the tensioning tension spring is fixed on the connecting plate at the lower side of the tensioning wheel, the other end of the tensioning tension spring is fixed on the bottom transverse frame, and the tensioning tension spring pulls the connecting rod to enable the tensioning wheel to tightly press a transmission belt;
The novel double-twist machine comprises a machine body, wherein a first partition plate is arranged between adjacent double-twist machine sets which are arranged side by side on the front side and the rear side of the machine body, a second partition plate is arranged between a rear left double-twist rotor and a rear right double-twist rotor, the rear end of the second partition plate is fixed on the front side of a lower transverse frame, a third partition plate is arranged on the front side of the second partition plate, the third partition plate is in a V shape, a V-shaped opening of the third partition plate faces to the outer side, the front double-twist rotor is located on the front side of the third partition plate, and spindle partition plates are arranged on the lower sides of the middle parts of the front double-twist rotor, the rear left double-twist rotor and the rear right double-twist rotor.
2. The DX268V intelligent doubling machine according to claim 1, wherein a picking finger fixing plate is arranged on the outer side of the middle cross frame, the picking finger fixing plates are arranged in the doubling machine units, a front picking finger is arranged at the front end of each picking finger fixing plate, a left rear picking finger is arranged at the left rear end of each picking finger fixing plate, a right rear picking finger is arranged at the right rear end of each picking finger fixing plate, each of the front picking finger, the left rear picking finger and the right rear picking finger comprises a picking finger rod, a Z-shaped picking finger seat, a speed wire detector and a porcelain eye seat, the rear ends of the picking finger rods are connected with the picking finger fixing plates, the front ends of the picking finger rods are fixedly connected with the middle part of the rear side of the Z-shaped picking finger seat, the rear end parts of the speed wire detectors are fixed at the lower end parts of the Z-shaped picking finger seats, the ceramic eye seat is fixed on the lower side of the front end part of the speed wire detector, the upper end part of the Z-shaped finger seat is provided with an upper ceramic eye, the front end part of the ceramic eye seat is provided with a lower ceramic eye, the front end part of the speed wire detector is provided with a wire detecting opening, the centers of the upper ceramic eye, the lower ceramic eye and the wire detecting opening of the speed wire detector are all positioned on the same vertical center, the centers of the upper ceramic eye, the lower ceramic eye and the wire detecting opening of the speed wire detector of the front finger are arranged above the center of the front two-for-one twisting rotor, the centers of the upper ceramic eye, the lower ceramic eye and the wire detecting opening of the speed wire detector of the left rear finger are arranged above the center of the rear left two-for-one twisting rotor, and the centers of the upper ceramic eye, the lower ceramic eye and the wire detecting opening of the speed wire detector of the right rear finger are arranged above the center of the rear right two-for-one twisting rotor.
3. The DX268V intelligent doubling machine according to claim 2, wherein the yarn collector is arranged above the picking finger fixing plate, the yarn collector comprises an L-shaped fixing plate, a yarn cutter and a yarn guiding wheel, the rear side of the upper end of the L-shaped fixing plate is fixedly connected with the lower end of the front side of the upper flat knitting machine, the front side of the lower end of the L-shaped fixing plate is provided with a yarn collecting port, the yarn collecting port is positioned right above an upper porcelain eye of a front picking finger, an upper porcelain eye of a left rear picking finger and an upper porcelain eye of a right rear picking finger, the yarn cutter is arranged on the front side of the middle of the L-shaped fixing plate, the yarn cutting port of the yarn cutter is arranged on the left side of the yarn cutter, the left front side of the upper end of the L-shaped fixing plate is provided with a yarn guiding wheel fixing plate, the yarn collecting port, the mouth of the yarn cutter and the inner side wheel edge of the yarn guiding wheel are positioned on the same upper and lower position points, and the yarn feeding assembly is arranged on the right rear side of the yarn feeder assembly.
4. The DX268V intelligent doubling machine of claim 1, wherein the connection between the middle rear portion of the third partition board and the front end of the second partition board is plug-in type.
CN202011372780.4A 2020-11-30 2020-11-30 DX268V intelligent doubling machine Active CN112501725B (en)

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Publication number Priority date Publication date Assignee Title
GB1518767A (en) * 1976-06-18 1978-07-26 Kaji Iron Works Direct double twist plying an cabling machine
FR2398823A1 (en) * 1977-07-29 1979-02-23 Asa Sa Twisting machine - has tension device for spindle-driving belt
CH613997A5 (en) * 1976-09-10 1979-10-31 Kaji Iron Works Direct two-stage twisting machine
CN203080141U (en) * 2013-03-15 2013-07-24 浙江日发纺织机械股份有限公司 Energy-saving two-for-one twister
CN103541057A (en) * 2013-09-26 2014-01-29 吴江伊莱纺织科技有限公司 Two-for-one twister spindle position driven by single-spindle motor
CN111424349A (en) * 2020-03-30 2020-07-17 浙江凯成智能设备股份有限公司 Double twisting machine with first twisting and second twisting
CN111424348A (en) * 2020-03-30 2020-07-17 浙江凯成智能设备股份有限公司 Method for producing yarn by double twisting of primary twisting and secondary twisting
CN214938052U (en) * 2020-11-30 2021-11-30 浙江东星纺织机械有限公司 DX268V intelligent doubling machine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107299422B (en) * 2017-07-07 2020-04-17 宜昌经纬纺机有限公司 Carpet yarn twisting machine

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1518767A (en) * 1976-06-18 1978-07-26 Kaji Iron Works Direct double twist plying an cabling machine
CH613997A5 (en) * 1976-09-10 1979-10-31 Kaji Iron Works Direct two-stage twisting machine
FR2398823A1 (en) * 1977-07-29 1979-02-23 Asa Sa Twisting machine - has tension device for spindle-driving belt
CN203080141U (en) * 2013-03-15 2013-07-24 浙江日发纺织机械股份有限公司 Energy-saving two-for-one twister
CN103541057A (en) * 2013-09-26 2014-01-29 吴江伊莱纺织科技有限公司 Two-for-one twister spindle position driven by single-spindle motor
CN111424349A (en) * 2020-03-30 2020-07-17 浙江凯成智能设备股份有限公司 Double twisting machine with first twisting and second twisting
CN111424348A (en) * 2020-03-30 2020-07-17 浙江凯成智能设备股份有限公司 Method for producing yarn by double twisting of primary twisting and secondary twisting
CN214938052U (en) * 2020-11-30 2021-11-30 浙江东星纺织机械有限公司 DX268V intelligent doubling machine

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