CN112501725A

CN112501725A - DX268V intelligent doubling machine

Info

Publication number: CN112501725A
Application number: CN202011372780.4A
Authority: CN
Inventors: 伊红星; 吴少锋; 姚夏明
Original assignee: Zhejiang Dongxing Textile Machinery Co ltd
Current assignee: Zhejiang Dongxing Textile Machinery Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-03-16
Anticipated expiration: 2040-11-30
Also published as: CN112501725B

Abstract

DX268V intelligence doubling machine, it is the doubling machine apparatus technical field; the single doubling unit is driven to run by the transmission motor and the stepping motor, the transmission motor drives the three spindles to rotate at high speed by driving the transmission belt through the motor belt wheel so as to achieve the purpose of twisting yarns, each motor in the vehicle body is controlled by one PLC control module, and is connected with a control panel host in the vehicle head through a 485 communication line to be controlled independently in a start-stop mode, and the automatic stop is detected through the speed yarn detector when abnormal conditions such as yarn breakage and the like occur, so that unnecessary idling loss is reduced, and the effect of convenient start-stop operation of single spindle control is realized; the stepping 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 the three yarns is ensured, the tension of the transmission belt controls the tension wheel through the tension spring, and the speed of the transmission belt keeps consistent by the enough tension wheel.

Description

DX268V intelligent doubling machine

Technical Field

The invention belongs to the technical field of doubling devices, and particularly relates to an intelligent doubling machine of DX 268V.

Background

Traditional doubling and doubling:

1. the number of the ingots of the two-for-one twister is about 288 ingots due to long number, and the long-distance transmission error is large, so that the quality requirement of the tangential belt is high.

2. The doubling machine of tradition generally divide into two unifications and trinity two kinds, because it is the straight line transmission of tangential belt formula, the yarn plying is difficult to accomplish tension unanimously, in order not to produce the lack strand yarn when one yarn falls absolutely, can be equipped with cutters, cuts off several other strands of yarns, can cause the winding on the spindle like this, can cause workshop environmental pollution, and the clearance is troublesome.

3. The equipment operation safety system is low, and because the traditional doubling and combining machine adopts a collective transmission mode structure, when a certain station breaks and needs to be jointed, 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 in the prior art and provides an intelligent DX268V doubling machine.

The technical problem of the invention is mainly solved by the following technical scheme: a 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 cross frame, a middle cross frame, an upper cross frame and a plurality of doubling machine sets, a top cross frame is arranged between the tops of the left supporting frame and the right supporting frame, the bottom cross frame is arranged at the bottom between the left supporting frame and the right supporting frame, the middle cross frame is arranged at the middle part between the left supporting frame and the right supporting frame, the upper cross frame is arranged at the middle upper part between the left supporting frame and the right supporting frame, the doubling machine sets are arranged at the front side and the back side of the machine body side by side, the doubling machine sets at the front side and the back side are symmetrically arranged, the doubling machine sets comprise a spindle, the spindle transmission device comprises a transmission motor, a motor belt wheel, a front two-for-one twisting rotor, a rear left two-for-one twisting rotor and a rear right two-for-one twisting rotor, the front two-for-one twisting rotor is arranged on the outer side of the bottom cross frame, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor are arranged on the inner side of the front two-for-one twisting rotor, the front left 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 mode, the transmission motor is fixed on the bottom cross frame, the motor belt wheel is installed on an output shaft of the transmission motor, a transmission belt is arranged among the motor belt wheel and the lower end portions of the front two-for-twisting rotor, the rear left two-for-twisting rotor, the rear right two-for-two twisting rotor and the bottom cross frame, lining ingots are arranged at the upper ends of the front two-for-two twisting, The overfeeding transmission assembly is arranged on the outer side of the upper cross frame and 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 face of the assembly shell, the overfeeding driven wheel is arranged on the right side face of the assembly shell and on the front lower side of the overfeeding driving wheel, the overfeeding driving wheel is connected with gears in the overfeeding gear set, a yarn positioning porcelain hole is formed in the front upper portion of the right side face of the assembly shell, a yarn fixing porcelain hole is formed in the front lower portion of the right side face of the assembly shell, the overfeeding driven wheel is rotatably connected with the assembly shell, the stepping motor is arranged on the upper cross frame and on the right rear side of the overfeeding transmission assembly and is designed for double output shafts, an overfeeding synchronizing wheel is arranged at the end portion of the left output shaft of the, the overfeed synchronizing wheel is connected with a gear in the overfeed gear set in a meshing manner, a winding synchronizing wheel is arranged at the end part of an output shaft on the right side of the stepping motor, a left friction roller fixing plate is arranged on the left side of the overfeed transmission assembly, a right friction roller fixing plate is arranged on the right side of the stepping motor, the left end of a friction roller is rotatably connected to the upper end part of the left friction roller fixing plate, the right end of the friction roller is rotatably connected to the upper end part of the right friction roller fixing plate, the friction roller is horizontally arranged and is arranged above the overfeed transmission assembly, a friction roller synchronizing wheel is arranged on the right side of the upper end part of the right friction roller fixing plate, 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 bobbin creel is arranged above the friction roller and is provided with a yarn barrel which is arranged in parallel with the friction roller, the yarn barrel is rotationally connected with the bobbin creel, the tail end of the bobbin creel is rotationally connected with the top cross frame, a yarn barrel tension spring is arranged at the rotational connection position, and the yarn creel is arranged on the upper side of the top cross frame.

Preferably, one side of the motor belt wheel is provided with a spindle tape tensioning device, the spindle tape 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 the bottom cross 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 cross frame, and the tensioning tension spring pulls the connecting rod to enable the tensioning wheel to press the.

Preferably, a finger picking fixing plate is arranged on the outer side of the middle cross frame, a finger picking fixing plate is arranged in each of the multiple parallel units, a front finger picking rod is arranged at the front end of the finger picking fixing plate, a left rear finger picking rod is arranged at the left rear end of the finger picking fixing plate, a right rear finger picking rod is arranged at the right rear end of the finger picking fixing plate, the front finger picking rod, the left rear finger picking rod and the right rear finger picking rod respectively comprise a finger picking rod, a Z-shaped finger picking seat, a speed wire detector and a porcelain eye seat, the rear end of the finger picking rod is connected with the finger picking fixing plate, the front end of the finger picking rod is fixedly connected with the middle of the rear side of the Z-shaped finger picking seat, the rear end of the speed wire detector is fixed at the lower end of the Z-shaped finger picking 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 rod is provided with a porcelain eye, the front end of the porcelain eye seat is provided with a wire, go up porcelain eye, lower porcelain eye and speed and visit the center of the spy silk mouth of silk ware all be in same vertical center on, choose the top at preceding two-for-one twisting rotor center with the center of the spy silk mouth of silk ware is visited to the last porcelain eye of finger, lower porcelain eye and speed forward the top of locating back left two-for-one twisting rotor center, choose the top at back left two-for-one twisting rotor center with the center of the spy silk mouth of silk ware is visited to the last porcelain eye of finger, lower porcelain eye and speed forward the right back and choose the top at back right two-for-one twisting rotor center with the center of the spy silk mouth of silk ware.

Preferably, a yarn collector is arranged above the finger picking fixing plate and comprises an L-shaped fixing plate, a shredder and a godet 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, the front side of the lower end part of the L-shaped fixing plate is provided with a yarn collecting opening, 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, the shredder is arranged at the front side of the middle part of the L-shaped fixed plate, the shredding opening of the shredder is arranged at the left side of the shredder, a godet wheel fixing plate is arranged on the left front side of the upper end part of the L-shaped fixing plate, the godet wheel is arranged on the right side of the godet wheel fixing plate, the yarn collecting opening, the yarn cutting opening of the yarn cutter and the inner side wheel edge of the yarn guide wheel are all located on the same upper and lower position points, and the yarn collector is arranged on the right rear side of the overfeed transmission assembly.

Preferably, a first partition plate is arranged between adjacent doubling machine sets 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-twist rotor and the rear right double-twist rotor, the rear end of the second partition plate is fixed to the front side of the lower cross 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 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 middles of the front double-twist rotor, the rear left double-twist rotor and the rear right double.

Preferably, the connection between the middle rear part of the third partition board and the front end of the second partition board is in a plug-in type.

The vehicle head is internally provided with a PLC control module, the PLC control module is connected with a control panel, the control panel adopts an android system man-machine conversation interface, the operability is stronger, the PLC control module is matched with an intelligent formed PLC control module for use, the parameters of each station can be uploaded to the operation interface, a user can know the operation condition of equipment more comprehensively, an internet of things serial port is reserved for preparing the subsequent equipment networking and upgrading, and the communication between the vehicle body and the vehicle head is connected through a 458 communication line; the bicycle head is also internally provided with a servo transmission device, one end of the reciprocating long rod extends into the bicycle head and is connected with the servo transmission device, and the reciprocating long rod is driven to reciprocate by the servo transmission device.

The stepping motor drives the winding synchronous wheel, the friction roller synchronous wheel is connected with the winding synchronous wheel through a synchronous transmission belt, the stepping motor drives the friction roller through the synchronous transmission belt at a speed 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 overfeed gear set through the overfeed synchronous wheel at a certain speed reduction ratio, so that the synchronism of the friction roller and the overfeed driving wheel is ensured; each stepping motor and each transmission motor in the vehicle body are independently controlled by one PLC control module and are connected with the vehicle head control panel host through 485 communication lines, when the speed yarn detector in the vehicle body detects yarn breakage or abnormality, signals are uploaded to the vehicle head control panel host, and the speed yarn detector automatically judges the speed yarn breakage or abnormality through the control panel host and sends instructions to the transmission motors to rapidly and synchronously stop the transmission motors.

The invention has the following beneficial effects:

the multiple doubling units are arranged on the front side and the rear side of the vehicle body side by side, the doubling 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 is driven by a servo transmission device, and the control driving of the multiple doubling units is realized by a PLC control module and a control panel in the vehicle head; the motor belt wheel is connected with the lower end parts of the front double-twist rotor, the rear left double-twist rotor and the rear right double-twist rotor through a transmission belt, the single double-twist unit is driven to operate through the transmission motor and the stepping motor, the transmission motor drives the transmission belt to drive the three spindles to rotate at high speed through the motor belt wheel so as to achieve the purpose of twisting yarns, each motor in the vehicle body is controlled by one PLC control module, the vehicle body is connected with a control panel host in the vehicle head through a 485 communication line to be independently controlled in starting and stopping, the vehicle body is automatically stopped through the speed yarn detector when abnormal conditions such as yarn breakage and the like occur, unnecessary idling loss is reduced, and the effect of convenient operation of starting and stopping; the stepping motor synchronously drives the overfeed gear set and the winding synchronous wheel, so that the synchronism of the friction roller and the overfeed driving wheel is ensured; the first partition plate isolates the adjacently arranged doubling units to prevent mutual interference, the second partition plate and the third partition plate isolate the front double-twist rotor, the rear left double-twist rotor and the rear right double-twist rotor from each other, and similarly prevent mutual interference when the lining ingots arranged at the upper ends of the front double-twist rotor, the rear left double-twist rotor and the rear right double-twist rotor run; the spindle belt tensioning device enables a transmission belt to keep a tensioning effect, the front double-twist rotor, the rear left double-twist rotor and the rear right double-twist 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, consistency of tension of three yarns is guaranteed, tension of the transmission belt controls the tensioning wheel through the tension spring, and the transmission belt enables the speed of the spindle to be kept consistent through the enough tensioning wheel; the speed silk detector can detect the rotational speed of yarn (because the yarn produces the balloon through lining spindle high-speed rotation, judge the rotational speed of spindle through the rotational speed that detects the balloon, can set up the warning or shut down when the rotational speed is low excessively, judge that the broken yarn is shut down and connect locomotive control panel host computer through 485 communication lines when can't detect the rotational speed) and get into the filament cutter after carrying out the plying with three strands of yarn through the yarn collector, cross the godet and get into overfeed transmission assembly to the uniformity of yarn way has been guaranteed.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present invention;

FIG. 2 is a front view of the body of the present invention;

FIG. 3 is a schematic cross-sectional view in the direction E of FIG. 2;

FIG. 4 is a schematic cross-sectional view taken along direction G in FIG. 2;

FIG. 5 is a perspective view of the vehicle body of the present invention;

FIG. 6 is an enlarged view of portion A of FIG. 5;

FIG. 7 is an enlarged view of portion B of FIG. 5;

FIG. 8 is a schematic view of a construction of the front finger of the present invention;

FIG. 9 is an enlarged view of part C of FIG. 5;

FIG. 10 is an enlarged view of section F of FIG. 9;

FIG. 11 is a schematic view of a configuration of the collector of the present invention;

fig. 12 is an enlarged view of a portion D of 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 the unit; 10. a top cross frame; 11. a spindle transmission device; 13. A drive motor; 14. a motor pulley; 15. a front two-for-one twist rotor; 16. a rear left two-for-one rotor; 17. a rear right two-for-one rotor; 18. a transmission belt; 19. lining ingots; 20. an overfeed drive assembly; 21. a stepping motor; 22. a rubbing roller; 23. a bobbin creel; 24. An assembly housing; 25. an overfeed drive wheel; 26. overfeeding driven wheels; 28. positioning porcelain holes on the upper yarns; 29. the lower yarn is defined as a porcelain hole; 30. overfeeding synchronizing wheels; 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 wire guide block; 36. a wire guide hole; 37. a reciprocating long rod; 39. a yarn bobbin; 40. a spool tension spring; 41. placing a creel; 42. an ingot belt tensioning device; 421. a tension wheel; 422. a connecting plate; 423 tensioning the tension spring; 424. a movable rotating shaft; 43. a finger-picking fixing plate; 44. selecting a finger forward; 45. selecting a finger at the left back; 46. selecting a finger at the right back; 47. a finger picking rod; 48. a Z-shaped finger picking seat; 49. a speed thread detector; 50. a porcelain eye seat; 51. mounting a porcelain eye; 52. a lower porcelain eye; 53. a silk probing opening; 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 clapboard; 61. a second clapboard; 62. a third clapboard; 63. a spindle separator; 64. a single strand yarn; 65. and (4) plying the yarns.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.

Example (b): a DX268V intelligent doubling machine is shown in figures 1-12 and comprises a headstock and a vehicle body, wherein the headstock is of a box body structure, a control panel is arranged on the outer surface of the headstock, the vehicle body is arranged in parallel with the headstock, the vehicle body comprises a left supporting frame, a right supporting 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 supporting frame and the right supporting frame, the bottom cross frame is arranged at the bottom between the left supporting frame and the right supporting frame, the middle cross frame is arranged at the middle part between the left supporting frame and the right supporting frame, the upper cross frame is arranged at the middle upper part between the left supporting frame and the right supporting frame, the doubling units are arranged at the front side and the back side of the vehicle body in parallel, the doubling units at the front side and the back side are symmetrically arranged, the doubling units comprise a transmission device and a precision winding device, the spindle transmission device comprises a transmission motor, a motor belt wheel, a front double-twist rotor, a rear left double-twist rotor and a rear right double-twist rotor, the transmission motor adopts a direct-current brushless motor, the front double-twist rotor is arranged on the outer side of a bottom cross frame, the rear left double-twist rotor and the rear right double-twist rotor are arranged on the inner side of the front double-twist rotor, an equilateral triangle is arranged among the front double-twist rotor, the rear left double-twist rotor and the rear right double-twist rotor, the transmission motor is fixed on the bottom cross frame, the motor belt wheel is arranged on an output shaft of the transmission motor, a transmission belt is arranged among the motor belt wheel, the lower end parts of the front double-twist rotor, the rear left double-twist rotor and the rear right double-twist rotor, the front double-twist rotor, the rear left double-twist rotor and the rear right double-twist rotor are rotatably connected with the bottom cross frame, and lining ingots are arranged at the upper ends of the front double-twist rotor, the rear, the tight winding device comprises an overfeed transmission assembly, a stepping motor, a friction roller and a bobbin creel, wherein the overfeed transmission assembly is arranged at the outer side of the upper cross frame and comprises an assembly shell, an overfeed driving wheel and an overfeed driven wheel, an overfeed gear set is arranged in the assembly shell, the overfeed driving wheel is arranged in the middle of the right side surface of the assembly shell, the overfeed driven wheel is arranged on the right side surface of the assembly shell and at the front lower side of the overfeed driving wheel, the overfeed driving wheel is connected with a gear in the overfeed gear set, a yarn positioning porcelain hole is arranged at the front upper part of the right side surface of the assembly shell, a lower yarn is arranged at the front lower part of the right side surface of the assembly shell and is used as a porcelain hole, the overfeed driven wheel is rotatably connected with the assembly shell, the stepping motor is arranged on the upper cross frame and at the right rear side of the overfeed transmission assembly and is designed with, the left output shaft end of the stepping motor is provided with an overfeed synchronizing wheel, the overfeed synchronizing wheel is connected with a gear in an overfeed gear set in a meshing manner, the output shaft end on the right side of the stepping motor is provided with a winding synchronizing wheel, the left side of the overfeed 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 a friction roller is rotatably connected with the upper end part of the left friction roller fixing plate, the right end of the friction roller is rotatably connected with the upper end part of the right friction roller fixing plate, the friction roller is horizontally arranged and is arranged above the overfeed transmission assembly, the right side of the upper end part 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 the friction roller is provided with a yarn guide block, and the, the lower extreme of wire guide block transversely is equipped with reciprocal stock, reciprocal stock transversely sets up in whole automobile body, and all is connected with a plurality of times and the wire guide block in the unit, the bobbin creel is located the top of friction roller, the bobbin creel is equipped with the yarn section of thick bamboo with friction roller parallel arrangement, the yarn section of thick bamboo rotates with the bobbin creel to be connected, rotate between the tail end of bobbin creel and the top crossbearer and be connected, and should rotate the junction and be equipped with a section of thick bamboo extension spring, the upside of top crossbearer is equipped with puts the bobbin creel.

One side of the motor belt wheel is provided with a spindle tape tensioning device, the spindle tape 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 the bottom cross 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 cross frame, and the tensioning tension spring pulls the connecting rod to enable the tensioning wheel to tightly; the tension of the transmission belt controls the tension wheel through the tension spring, so that the transmission belt keeps the speed of the spindles consistent through the enough tension wheel.

The outer side of the middle transverse frame is provided with a picking finger fixing plate, the multiple parallel units are all 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 thread 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 part of the speed thread detector is fixed at the lower end part of the Z-shaped picking finger seat, the porcelain eye seat is fixed at the lower side of the front end part of the speed thread detector, the upper end part of the Z-shaped picking finger seat is provided with an upper porcelain eye, the front end part of the porcelain eye is provided with a lower, 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 and the lower porcelain eye of the front picking finger and the wire detecting opening of the speed wire detector are arranged above the center of the front double-twist rotor, the centers of the upper porcelain eye and the lower porcelain eye of the left rear picking finger and the wire detecting opening of the speed wire detector are arranged above the center of the rear left double-twist rotor, and the centers of the upper porcelain eye and the lower porcelain eye of the right rear picking finger and the wire detecting opening of the speed wire detector are arranged above the center of the rear right double-twist rotor; go up the porcelain eye, down the porcelain eye all is in on the same perpendicular center with the center of the spy silk mouth of speed silk detector and guarantees that the data that the yarn was surveyed through spy silk mouth is more accurate, speed silk detector can detect the rotational speed of yarn (because the yarn produces the balloon through lining spindle high-speed rotation, the rotational speed of spindle is judged through the rotational speed that detects the balloon, can set up the warning or shut down when the rotational speed is low excessively, judge when not detecting the rotational speed that the broken yarn shut down and connect locomotive control panel host computer through 485 communication lines) get into filament cutter after the yarn collector plys three strands of yarn, cross the godet wheel and get into overfeed transmission assembly, thereby the uniformity of yarn way has been guaranteed.

A yarn collector is arranged above the finger picking fixing plate and comprises an L-shaped fixing plate, a filament cutter and a godet 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, the front side of the lower end part of the L-shaped fixing plate is provided with a yarn collecting opening, 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, the shredder is arranged at the front side of the middle part of the L-shaped fixed plate, the shredding opening of the shredder is arranged at the left side of the shredder, a godet wheel fixing plate is arranged on the left front side of the upper end part of the L-shaped fixing plate, the godet wheel is arranged on the right side of the godet wheel fixing plate, the yarn collecting opening, the yarn cutting opening of the yarn cutter and the inner side wheel edge of 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 overfeed transmission assembly; 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, and the consistency of the tension of the three yarns is ensured.

A first partition plate is arranged between adjacent doubling machine sets 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 doubling twisting rotor and the rear right doubling twisting rotor, the rear end of the second partition plate is fixed on the front side of the lower cross frame, a third partition plate is arranged on the front side of the second partition plate, the third partition plate is V-shaped, the V-shaped opening of the third partition plate faces the outer side, the front doubling 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 doubling twisting rotor, the rear left doubling twisting rotor and the rear right doubling twisting rotor; the first partition plate isolates the adjacently arranged doubling sets to prevent mutual interference, the second partition plate and the third partition plate isolate the front double-twist rotor, the rear left double-twist rotor and the rear right double-twist rotor from each other, and mutual interference is prevented when the lining ingots arranged at the upper ends of the front double-twist rotor, the rear left double-twist rotor and the rear right double-twist rotor run.

The connection between the middle rear part of the third partition board and the front end of the second partition board is in a plug-in type; when the yarns are changed, an operator only needs to pull down the third partition plate, and then two yarns on the inner side can be changed.

The working and principle of the invention are as follows:

When the device works, each PLC control module is controlled by a control panel, an operator takes down a third partition plate in each doubling unit, new yarns are changed on lining ingots at the upper ends of a rear left double-twist rotor and a rear right double-twist rotor, the third partition plate is installed back, new yarns are changed on the lining ingots at the upper ends of front double-twist rotors, the three strands of yarns are penetrated into lower porcelain eyes above the three strands of yarns respectively, the three strands of yarns penetrate through upper porcelain eyes through a yarn detecting opening, then the three strands of yarns are folded and sequentially penetrated into a yarn collecting opening, a yarn cutting opening of a filament cutter and a filament guide wheel, the plied yarns are transited to lower yarns through the filament guide wheel to be determined as porcelain holes, the plied yarns are wound to an overfeed driven wheel through the lower yarns to be determined as porcelain holes, the plied yarns are wound between the overfeed driven wheel and the overfeed driving wheel for a plurality of circles and then penetrate into upper yarn positioning holes, the plied yarns after penetrating out the filament guide holes are wound on a yarn cylinder, and the plied yarns, the synchronous start servo rotating device, step motor and driving motor make the yarn to the yarn with winding, through the back and forth movement of reciprocal stock, make the yarn make a round trip to convolute on the yarn section of thick bamboo, when the yarn on the yarn section of thick bamboo was convoluteed full, upwards promote the bobbin creel through manual, make bobbin creel and friction roller separation, after changing new yarn section of thick bamboo, because of the pulling force of a section of thick bamboo extension spring makes the section of thick bamboo wall of a yarn section of thick bamboo can laminate with the friction roller, realize rotating with the friction roller is synchronous, it can place a yarn section of thick bamboo temporarily on putting the bobbin creel.

Finally, it should be noted that the above embodiments are merely representative examples of the present invention. It is obvious that the invention is not limited to the above-described embodiments, but that many variations are possible. Any simple modification, equivalent change and modification made to the above embodiments in accordance with the technical spirit of the present invention should be considered to be within the scope of the present invention.

Claims

1. A DX268V intelligent doubling machine comprises a headstock and a vehicle body, and is characterized in that the headstock is of a box body structure, a control panel is arranged on the outer surface of the headstock, the vehicle body and the headstock are arranged in parallel in a connecting mode, the vehicle body comprises a left supporting frame, a right supporting 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 supporting frame and the right supporting frame, the bottom cross frame is arranged at the bottom between the left supporting frame and the right supporting frame, the middle cross frame is arranged at the middle part between the left supporting frame and the right supporting frame, the upper cross frame is arranged at the middle upper part between the left supporting frame and the right supporting frame, the doubling units are arranged at the front side and the rear side of the vehicle body in a parallel mode, the doubling units at the front side and the rear side are symmetrically arranged, the doubling units comprise a spindle transmission device and, the spindle transmission device comprises a transmission motor, a motor belt wheel, a front two-for-one twisting rotor, a rear left two-for-one twisting rotor and a rear right two-for-one twisting rotor, the front two-for-one twisting rotor is arranged on the outer side of the bottom cross frame, the rear left two-for-one twisting rotor and the rear right two-for-one twisting rotor are arranged on the inner side of the front two-for-one twisting rotor, the front left 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 mode, the transmission motor is fixed on the bottom cross frame, the motor belt wheel is installed on an output shaft of the transmission motor, a transmission belt is arranged among the motor belt wheel and the lower end portions of the front two-for-twisting rotor, the rear left two-for-twisting rotor, the rear right two-for-two twisting rotor and the bottom cross frame, lining ingots are arranged at the upper ends of the front two-for-two twisting, The overfeeding transmission assembly is arranged on the outer side of the upper cross frame and 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 face of the assembly shell, the overfeeding driven wheel is arranged on the right side face of the assembly shell and on the front lower side of the overfeeding driving wheel, the overfeeding driving wheel is connected with gears in the overfeeding gear set, a yarn positioning porcelain hole is formed in the front upper portion of the right side face of the assembly shell, a yarn fixing porcelain hole is formed in the front lower portion of the right side face of the assembly shell, the overfeeding driven wheel is rotatably connected with the assembly shell, the stepping motor is arranged on the upper cross frame and on the right rear side of the overfeeding transmission assembly and is designed for double output shafts, an overfeeding synchronizing wheel is arranged at the end portion of the left output shaft of the, the overfeed synchronizing wheel is connected with a gear in the overfeed gear set in a meshing manner, a winding synchronizing wheel is arranged at the end part of an output shaft on the right side of the stepping motor, a left friction roller fixing plate is arranged on the left side of the overfeed transmission assembly, a right friction roller fixing plate is arranged on the right side of the stepping motor, the left end of a friction roller is rotatably connected to the upper end part of the left friction roller fixing plate, the right end of the friction roller is rotatably connected to the upper end part of the right friction roller fixing plate, the friction roller is horizontally arranged and is arranged above the overfeed transmission assembly, a friction roller synchronizing wheel is arranged on the right side of the upper end part of the right friction roller fixing plate, 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 bobbin creel is arranged above the friction roller and is provided with a yarn barrel which is arranged in parallel with the friction roller, the yarn barrel is rotationally connected with the bobbin creel, the tail end of the bobbin creel is rotationally connected with the top cross frame, a yarn barrel tension spring is arranged at the rotational connection position, and the yarn creel is arranged on the upper side of the top cross frame.

2. A DX268V intelligent doubling machine according to claim 1, wherein a spindle belt tensioning device is provided at one side of the motor pulley, 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 the bottom cross 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 cross frame, and the tensioning tension spring pulls the connecting rod to press the tensioning wheel against the driving belt.

3. The DX268V intelligent doubling machine according to claim 1, wherein a finger-picking fixing plate is arranged outside the middle cross frame, a finger-picking fixing plate is installed in each doubling machine, a front finger-picking is arranged at the front end of the finger-picking fixing plate, a left rear finger-picking is arranged at the left rear end of the finger-picking fixing plate, a right rear finger-picking is arranged at the right rear end of the finger-picking fixing plate, the left rear finger-picking and the right rear finger-picking each comprise a finger-picking rod, a Z-shaped finger-picking seat, a speed feeler and a porcelain eye seat, the rear end of the finger-picking rod is connected with the finger-picking fixing plate, the front end of the finger-picking rod is fixedly connected with the middle of the rear side of the Z-shaped finger-picking seat, the rear end of the speed feeler is fixed at the lower end of the Z-shaped finger-picking seat, the upper end of the Z-shaped finger-finger seat is provided with a porcelain eye, the front end of the speed thread detector is a thread detecting opening, the centers of the upper porcelain eye, the lower porcelain eye and the thread detecting opening of the speed thread detector are all located on the same vertical center, the upper porcelain eye, the lower porcelain eye and the center of the thread detecting opening of the speed thread detector are located above the center of the two-for-one twisting rotor, the upper porcelain eye, the lower porcelain eye and the center of the thread detecting opening of the speed thread detector are located above the center of the left-hand twisting rotor, the upper porcelain eye, the lower porcelain eye and the center of the thread detecting opening of the speed thread detector are located above the center of the right-hand twisting rotor, and the upper porcelain eye, the lower porcelain eye and the center of the thread detecting opening of the speed thread detector are located above the center of the right-hand twisting rotor.

4. The DX268V intelligent doubling machine according to claim 1 or 3, wherein a yarn collector is arranged above the finger fixing plate, the yarn collector comprises an L-shaped fixing plate, a yarn cutter and a godet wheel, the rear side of the upper end of the L-shaped fixing plate is fixedly connected with the lower end part of the front side of the upper flat knitting machine, the front side of the lower end part of the L-shaped fixing plate is provided with a yarn collecting port, the yarn collecting port is positioned right above the upper porcelain eye of the front finger, the upper porcelain eye of the left rear finger and the upper porcelain eye of the right rear finger, the yarn cutter is arranged at the front side of the middle part of the L-shaped fixing plate, the yarn cutting port of the yarn cutter is arranged at 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 godet wheel fixing plate, the godet wheel is arranged at the right side of the godet wheel fixing plate, the yarn collecting port, the yarn cutting port of the yarn cutter and the inner side of the, the yarn collector is arranged on the right rear side of the overfeed transmission assembly.

5. The DX268V intelligent doubling winder according to claim 1, wherein a first partition plate is arranged between adjacent doubling winder sets 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-twist rotor and the rear right double-twist rotor, the rear end of the second partition plate is fixed on the front side of the lower cross frame, a third partition plate is arranged on the front side of the second partition plate, the third partition plate is V-shaped, the V-shaped opening of the third partition plate faces the outer side, the front double-twist 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 double-twist rotor, the rear left double-twist rotor and the rear right double-twist rotor.

6. The DX268V intelligent doubling machine according to claim 5, wherein the connection between the middle rear part of the third partition plate and the front end of the second partition plate is plug-in type.