CN218951635U - Automatic yarn feeding and discharging device for yarn fixing rack of weft knitting circular knitting machine - Google Patents
Automatic yarn feeding and discharging device for yarn fixing rack of weft knitting circular knitting machine Download PDFInfo
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- CN218951635U CN218951635U CN202223313875.6U CN202223313875U CN218951635U CN 218951635 U CN218951635 U CN 218951635U CN 202223313875 U CN202223313875 U CN 202223313875U CN 218951635 U CN218951635 U CN 218951635U
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Abstract
The utility model provides a device for automatically feeding and discharging yarns of a yarn fixing frame of a weft knitting circular knitting machine, which comprises: the weft knitting circular knitting machine, the central control system, the creel and the conveying device; the central control system receives orders, prepares yarns according to order information, calculates order quantity, distributes the order quantity to corresponding weft knitting circular knitting machines, and dispatches the transport device to feed yarns; the yarn frame is arranged above the weft knitting circular knitting machine and comprises an annular track and a driving device, a plurality of yarn positions are arranged on the track, RFID labels are arranged on the yarn positions, and the driving device drives the track to rotate; the transport device is in communication connection with a dispatching module of the central control system, the transport device comprises an automatic AGV and a mechanical arm arranged on the AGV, and an RFID identification module is arranged on the mechanical arm. The utility model provides a device for automatically feeding and discharging yarns of a yarn fixing frame of a weft knitting circular knitting machine, which has the advantages of simple structure and convenience in operation and can realize automatic yarn feeding.
Description
Technical Field
The utility model relates to a circular knitting machine, in particular to a device for automatically feeding and discharging yarns on a yarn fixing frame of the circular knitting machine.
Background
In the existing knitting industry, about 5 short fiber weaving machines in a weft circular knitting machine weaving workshop need one value machine, and about 9 long fiber weaving machines need one value machine. The machine work mainly comprises yarn feeding, bobbin discharging, joint connection, fault removal, inspection quality, cleaning and the like. The creel of the existing weft knitting circular knitting machine is arranged on two sides of the machine table or above the machine table, but is fixed, and corresponding manual yarn feeding is performed manually according to an order process.
The knitting operation steps of the traditional loom are: the warehouse is manually matched with yarns through order demands, the operation workers send the yarn to corresponding machines and machine-to-machine check and then sort the yarn according to the process information of the weaving work orders, the yarn frames are fixed yarn frames, the yarn frames are put down by the machine-to-machine after the weft knitting circular knitting machine finishes working, all steps are manually processed and follow-up, manpower and material resources are wasted, errors are easily caused by manual operation and supervision, the manual supervision is difficult and time-to-time error is difficult, and the problem that the loading and unloading are difficult to take place when a plurality of weft knitting circular knitting machines fail or are needed when the weft knitting circular knitting machines are used is solved, namely, the working efficiency is reduced.
If the problem of yarn feeding automation can be solved, the value machine of a weft knitting circular knitting machine weaving workshop becomes simple, the number of machines which can be taken care of can be increased, and the error probability can be reduced.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the device for automatically feeding and discharging yarns by fixing the creel of the circular knitting machine, which has the advantages of simple structure and convenience in operation and can realize automatic yarn feeding.
The utility model is realized in the following way: an apparatus for automatically feeding and discharging yarn of a yarn fixing frame of a circular knitting machine comprises: a weft knitting circular knitting machine, a central control system, a creel and a conveying device; the central control system comprises an order receiving module, a calculating module, a distributing module, a driving module and a scheduling module, wherein the order receiving module is used for receiving orders, the calculating module is used for distributing yarns according to order information, and the distributing module is used for distributing the orders according to the working state of the weft knitting circular knitting machine; the yarn rack is arranged above the weft knitting circular knitting machine and is used for feeding yarns to the weft knitting circular knitting machine, the yarn rack comprises an annular track and a driving device, a plurality of yarn positions are arranged on the track, RFID labels are arranged on the yarn positions, the driving device is in communication connection with the driving module and comprises a motor, a gear and an annular rack, the gear is arranged at the output end of the motor, the annular rack is fixed below the track, the annular rack is meshed with the gear, and the driving device drives the track to rotate; the transport device is in communication connection with a dispatching module of the central control system, the transport device comprises an automatic moving AGV and a mechanical arm arranged on the AGV, and an RFID identification module is arranged on the mechanical arm.
Further, the weft knitting circular machine comprises a plurality of U-shaped brackets which are evenly hoisted above the weft knitting circular machine, wherein a pulley assembly is arranged in a U-shaped groove of each U-shaped bracket, and the pulley assembly comprises a pulley I which is arranged on two side walls of the U-shaped groove and rolls transversely, and a pulley II which is arranged on the inner bottom wall of the U-shaped groove and rolls longitudinally; the rail penetrates through the U-shaped groove of the U-shaped bracket, and the side wall and the bottom wall of the rail are in rolling contact with the pulley I and the pulley II.
Further, the track comprises an inner track and an outer track arranged on the outer side of the inner track, the inner track is fixedly connected with the outer track through a plurality of connecting rods, a plurality of yarn dislocation positions are arranged on the inner track and the outer track, and the annular rack is fixed below the connecting rods.
Further, the central control system is a computer terminal.
The utility model has the advantages that: the central control system is arranged, so that orders can be received in real time, yarn is distributed according to order information, the order quantity is calculated and then distributed to corresponding weft knitting circular machines, a transporting device is scheduled to feed yarns, weaving and cloth rolling are carried out through the weft knitting circular machines, and after the weft knitting circular machines are identified to finish working, the transporting device can be scheduled again to feed yarn cylinders of the weft knitting circular machines; through set up the creel in the top of weft knitting circular knitting machine, can give weft knitting circular knitting machine supplies yarn, through set up the meshing of annular rack and gear on the creel, the drive the creel is rotatory, can make things convenient for conveyer discernment yarn position through the scanning RFID label to carry out accurate yarn feeding to yarn position through the arm, remove artifical yarn feeding from, use manpower and materials sparingly, improved work efficiency.
According to the automatic yarn feeding device, automation is realized from order receiving, yarn distribution and yarn feeding, feeding and discharging are realized, manpower and material resources are reduced, cost is saved, working efficiency can be improved through automatic work, personnel checking is not needed, and error rate in work is reduced.
Drawings
The utility model will be further described with reference to examples of embodiments with reference to the accompanying drawings.
Fig. 1 is a schematic diagram of a device for automatically feeding and discharging yarn on a yarn fixing frame of a circular knitting machine.
Fig. 2 is a schematic view of the creel structure of the present utility model.
FIG. 3 is a schematic view of the U-shaped bracket structure of the utility model.
FIG. 4 is a schematic diagram of the central control system of the present utility model.
Reference numerals illustrate: weft knitting machine 1, central control system 2, order receiving module 21, calculation module 22, distribution module 23, drive module 24, dispatch module 25, creel 3, track 31, yarn position 311, inner rail 312, outer rail 313, connecting rod 314, drive device 32, motor 321, gear 322, annular rack 323, conveyor 4, AGV 41, mechanical arm 42, U-shaped bracket 5, pulley assembly 51, pulley one 511, pulley two 512, and yarn drum 6.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4, the device for automatically feeding and discharging yarn on a yarn fixing frame of a circular knitting machine according to the present utility model includes: a weft knitting circular knitting machine 1, a central control system 2, a creel 3, a conveying device 4 and a plurality of U-shaped brackets 5; the central control system 2 is a computer terminal and comprises an order receiving module 21, a calculating module 22, a distributing module 23, a driving module 24 and a dispatching module 25, wherein the order receiving module 21 is used for receiving orders, the calculating module 22 is used for distributing yarn quantities according to order information, the distributing module 23 is used for distributing orders according to the working state of the weft knitting machine 1, the driving module 24 is used for driving the creel 3 to stop in a rotating mode, and the dispatching module 25 is used for dispatching the conveying device 4. The weft knitting circular knitting machine 1 performs weaving and batching according to orders distributed by the central control system 2; the creel 3 is arranged above the weft knitting circular knitting machine 1 and is used for feeding yarns to the weft knitting circular knitting machine 1, the creel 3 comprises an annular track 31 and a driving device 32, a plurality of yarn positions 311 are arranged on the track 31, the track 31 comprises an inner track 312 and an outer track 313 arranged on the outer side of the inner track 312, the inner track 312 is fixedly connected with the outer track 313 through a plurality of connecting rods 314, a plurality of yarn positions 311 are arranged on the inner track 312 and the outer track 313 in a staggered mode, RFID labels are arranged on the yarn positions 311, the driving device 32 is in communication connection with the driving module 24 and comprises a motor 321, a gear 322 and an annular rack 323, the gear 322 is arranged at the output end of the motor 321, the annular rack 323 is fixed below the connecting rods 314, the annular rack 323 is meshed with the gear 322, and the driving device 32 drives the track 31 to rotate. The U-shaped brackets 5 are uniformly hoisted above the weft knitting circular machine 1, a pulley assembly 51 is arranged in a U-shaped groove of each U-shaped bracket 5, and each pulley assembly 51 comprises a pulley I511 which is arranged on two side walls of the U-shaped groove and rolls transversely, and a pulley II 512 which is arranged on the inner bottom wall of the U-shaped groove and rolls longitudinally; the rail 31 of the creel 3 is threaded through the U-shaped groove of the U-shaped bracket 5, and the side walls and the bottom wall of the inner rail 312 and the outer rail 313 of the creel 3 are in rolling contact with the pulley one 511 and the pulley two 512, so that the rail 31 can rotate more smoothly by arranging the pulley one 511 and the pulley two 512. The transporting device 4 performs yarn distribution, RFID tag identification, yarn feeding and yarn discharging on the weft knitting circular knitting machine 1 according to dispatching of the central control system 2, the transporting device 4 is an automatic moving AGV 41 and a mechanical arm 42 arranged on the AGV 41, the mechanical arm 42 is provided with an RFID identification module, when the AGV 41 reaches a fixed position around the weft knitting circular knitting machine 1 appointed by the central control system 2, the mechanical arm 42 identifies a yarn position 311 serial number on the yarn frame 3 through the RFID tag, a yarn discharging chart of a production process is adopted, and the yarn cylinder 6 is placed on the corresponding yarn position 311 through the mechanical arm 42, so that yarn feeding is completed.
The utility model also comprises a method for automatically feeding and discharging yarns on the yarn fixing frame of the circular knitting machine, which is realized based on the device for automatically feeding and discharging yarns on the yarn fixing frame of the circular knitting machine, and comprises the following steps:
s1, a central control system receives an order, yarn is matched according to order information, and the working state of a weft knitting circular knitting machine 1 is identified;
s2, when the central control system detects that the weft knitting circular knitting machine is in an idle state, the central control system dispatches the conveying device to deliver yarns to fixed positions around the weft knitting circular knitting machine, the conveying device identifies RFID tags through RFID identification modules on the mechanical arms to determine yarn position serial numbers of the creels, the yarns are placed on corresponding yarn positions, and information is fed back to the central control system;
s3, the central control system receives information fed back by the conveying device, controls the yarn rack to stop rotating until yarn feeding is completed, and starts the weft knitting circular machine 1 to start working after the yarn feeding is completed;
and S4, after the central control system detects that the weft knitting circular knitting machine finishes working, dispatching the conveying device, controlling the creel to stop rotating, and unloading the yarn cylinders on the creel.
Working principle:
firstly, order receiving module 21 of central control system 2 is used for receiving order, then according to the information of order, the worker can calculate correspondent needle number, number of turns and yarn length, the calculated data can be filled into calculation module 22, the calculation module 22 can calculate the quantity of yarn to be dispensed, and the central control system 2 can judge that at this moment the idle weft knitting machine 1 or assigned weft knitting machine 1 is existed, if the idle weft knitting machine 1 is existed, the distribution module 23 can be used for distributing order to the idle weft knitting machine 1, before the weft knitting machine 1 is worked, the central control system 2 can dispatch the conveyer 4 to fetch required yarn from warehouse, and can transfer the required yarn to fixed position around the weft knitting machine 1, and the mechanical arm 42 on the conveyer 4 can scan the RFID label identification yarn position 311 on the yarn frame 3, when the detected yarn position 311 is identical with yarn discharging picture number of process, placing yarn on the detected yarn position 311, feeding back the information to the central control system 2, receiving the information by the central control system 2 and driving the yarn holder 3 to rotate to the next yarn position 311, continuously identifying the next yarn position 311 sequence by the conveying device 4, feeding back the information to the central control system 2 when the sequence number of the yarn position 311 is not consistent with the sequence number of the yarn discharging picture of the process, receiving the information by the central control system 2 and controlling the yarn holder 3 to rotate to the next yarn position until the corresponding yarn position 311 is placed with a required yarn cylinder, finishing yarn feeding, jointing the yarn by a worker, starting the weft knitting machine 1 for cloth production, dispatching the conveying device 4 and controlling the yarn holder 3 to stop rotating after the completion of the work of the weft knitting machine 1 by the central control system 2, unloading the yarn cylinder on the yarn holder 3, and finishing the yarn feeding cylinder.
The utility model has the advantages that: the central control system is arranged, so that orders can be received in real time, yarn is distributed according to order information, the order quantity is calculated and then distributed to corresponding weft knitting circular machines, a transporting device is scheduled to feed yarns, weaving and cloth rolling are carried out through the weft knitting circular machines, and after the weft knitting circular machines are identified to finish working, the transporting device can be scheduled again to feed yarn cylinders of the weft knitting circular machines; through set up the creel in the top of weft knitting circular knitting machine, can give weft knitting circular knitting machine supplies yarn, through set up the meshing of annular rack and gear on the creel, the drive the creel is rotatory, can make things convenient for conveyer discernment yarn position through the scanning RFID label to carry out accurate yarn feeding to yarn position through the arm, remove artifical yarn feeding from, use manpower and materials sparingly, improved work efficiency.
According to the automatic yarn feeding device, automation is realized from order receiving, yarn distribution and yarn feeding, feeding and discharging are realized, manpower and material resources are reduced, cost is saved, working efficiency can be improved through automatic work, personnel checking is not needed, and error rate in work is reduced.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that the specific embodiments described are illustrative only and not intended to limit the scope of the utility model, and that equivalent modifications and variations of the utility model in light of the spirit of the utility model will be covered by the claims of the present utility model.
Claims (4)
1. The utility model provides a device of automatic yarn that goes up and down of knitting weft knitting circular knitting machine fixed creel which characterized in that includes:
a weft knitting circular knitting machine;
the central control system comprises an order receiving module, a calculating module, a distributing module, a driving module and a scheduling module, wherein the order receiving module is used for receiving orders, the calculating module is used for distributing yarns according to order information, and the distributing module is used for distributing the orders according to the working state of the weft knitting circular knitting machine;
the yarn rack is arranged above the weft knitting circular knitting machine and used for feeding yarns to the weft knitting circular knitting machine, the yarn rack comprises an annular track and a driving device, a plurality of yarn positions are arranged on the track, RFID labels are arranged on the yarn positions, the driving device is in communication connection with the driving module, the yarn rack comprises a motor, a gear and an annular rack, the gear is arranged at the output end of the motor, the annular rack is fixed below the track, the annular rack is meshed with the gear, and the driving device drives the track to rotate;
the transport device is in communication connection with the dispatching module of the central control system and comprises an automatic moving AGV and a mechanical arm arranged on the AGV, and an RFID identification module is arranged on the mechanical arm.
2. The device for automatically feeding and feeding yarns to and from a fixed creel of a circular knitting machine according to claim 1, wherein the device comprises: the device comprises a weft knitting circular machine, a plurality of U-shaped brackets, a plurality of first roller assemblies, a plurality of second roller assemblies, a plurality of first roller assemblies and a plurality of second roller assemblies, wherein the plurality of first roller assemblies are uniformly hoisted above the weft knitting circular machine, and a pulley assembly is arranged in each U-shaped groove of each U-shaped bracket, and each pulley assembly comprises a first roller which is arranged on two side walls of the U-shaped groove and a second roller which is arranged on the inner bottom wall of the U-shaped groove and longitudinally rolls; the rail penetrates through the U-shaped groove of the U-shaped bracket, and the side wall and the bottom wall of the rail are in rolling contact with the pulley I and the pulley II.
3. The device for automatically feeding and feeding yarns to and from a fixed creel of a circular knitting machine according to claim 1, wherein the device comprises: the track comprises an inner track and an outer track arranged on the outer side of the inner track, the inner track is fixedly connected with the outer track through a plurality of connecting rods, a plurality of yarn dislocation positions are arranged on the inner track and the outer track, and the annular rack is fixed below the connecting rods.
4. The device for automatically feeding and feeding yarns to and from a fixed creel of a circular knitting machine according to claim 1, wherein the device comprises: the central control system is a computer terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223313875.6U CN218951635U (en) | 2022-12-05 | 2022-12-05 | Automatic yarn feeding and discharging device for yarn fixing rack of weft knitting circular knitting machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223313875.6U CN218951635U (en) | 2022-12-05 | 2022-12-05 | Automatic yarn feeding and discharging device for yarn fixing rack of weft knitting circular knitting machine |
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| CN218951635U true CN218951635U (en) | 2023-05-02 |
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| CN202223313875.6U Active CN218951635U (en) | 2022-12-05 | 2022-12-05 | Automatic yarn feeding and discharging device for yarn fixing rack of weft knitting circular knitting machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117246843A (en) * | 2023-11-15 | 2023-12-19 | 山东合信科技股份有限公司 | Automatic storage equipment for yarn bobbins |
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2022
- 2022-12-05 CN CN202223313875.6U patent/CN218951635U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117246843A (en) * | 2023-11-15 | 2023-12-19 | 山东合信科技股份有限公司 | Automatic storage equipment for yarn bobbins |
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