CN106592084B - A kind of yarn-feeding device and method of electromagnetic drive circular knitting machine - Google Patents

A kind of yarn-feeding device and method of electromagnetic drive circular knitting machine Download PDF

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Publication number
CN106592084B
CN106592084B CN201710095052.5A CN201710095052A CN106592084B CN 106592084 B CN106592084 B CN 106592084B CN 201710095052 A CN201710095052 A CN 201710095052A CN 106592084 B CN106592084 B CN 106592084B
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China
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yarn
feeding
thread
defeated
knitting machine
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CN106592084A (en
Inventor
张弛
袁博
吴晓光
朱里
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Wuhan Textile University
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Wuhan Textile University
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    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04BKNITTING
    • D04B15/00Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
    • D04B15/38Devices for supplying, feeding, or guiding threads to needles
    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04BKNITTING
    • D04B35/00Details of, or auxiliary devices incorporated in, knitting machines, not otherwise provided for
    • D04B35/10Indicating, warning, or safety devices, e.g. stop motions

Abstract

The invention belongs to technical field of spinning equipment, disclose a kind of defeated yarn method of electromagnetic drive circular knitting machine, yarn storage cylinder including storing yarn, batch the Thread-feeding device of yarn, realize that the compositions such as the controller of yarn storage cylinder motor speed are analyzed and adjusted to the transmission mechanism of defeated yarn speed step-less adjustment, the detecting element being located on circular knitting machine end face and yarn storage cylinder fixed plate to detection signal, the defeated yarn method of defeated yarn speed is adjusted in real time using transmission mechanism, so that the consumption yarn amount of defeated yarn amount and fabric be made to reach balance;It is discretely located using yarn storage cylinder and Thread-feeding device, and the working method of self-movement, effectively avoids knotting mutual when yarn moves in space coordinate;Thread-feeding device is indirectly fixed on the cam of circular knitting machine, and is furnished with independent transmission mechanism, the synchronous rotation of Thread-feeding device and cam had not only been ensure that, but also the step-less adjustment of defeated yarn speed may be implemented, and to keep defeated yarn process continuous, had effectively avoided broken yarn self-stop phenomenon.

Description

A kind of yarn-feeding device and method of electromagnetic drive circular knitting machine
Technical field
The invention belongs to the yarn-feeding devices and side of technical field of spinning equipment more particularly to a kind of electromagnetic drive circular knitting machine Method.
Background technique
In the prior art, yarn is extracted out from fixed yarn storage cylinder, is passed through by fixed Thread-feeding device delivered yarn static Yarn-guiding mouth, hence into woven extent, knitting needle is rotated with syringe and is pushed by triangle and moved up and down, and is taken yarn to hook, is carried out Braiding.
In conclusion problem of the existing technology is:
The up and down motion of the knitting needle of electromagnetic drive circular knitting machine is by electromagnetism power drive, since calutron characteristic determines its position Setting can not change, prevent knitting needle, from rotating with syringe, yarn-feeding device in the prior art is to be fixed on circular knitting machine circuit orbit On, thus yarn-feeding device be it is fixed, causing knitting needle with yarn, there is no relative motions in the weaving process, thus can not Hook takes yarn, completes braid movement.
Summary of the invention
In view of the problems of the existing technology, the present invention provides a kind of yarn-feeding device of electromagnetic drive circular knitting machine and sides Method.
The invention is realized in this way a kind of defeated yarn method of electromagnetic drive circular knitting machine, the electromagnetic drive circular knitting machine Defeated yarn method are as follows: the yarn storage cylinder including storing yarn batches the Thread-feeding device of yarn, realizes the driver of defeated yarn speed step-less adjustment Structure, the detecting element being located on circular knitting machine end face and yarn storage cylinder fixed plate analyze detection signal and adjust yarn storage cylinder motor The composition such as controller of revolving speed, the defeated yarn method of defeated yarn speed is adjusted using transmission mechanism, to make defeated yarn amount and knit in real time The consumption yarn amount of object reaches balance;It is discretely located using yarn storage cylinder and Thread-feeding device, and the working method of self-movement, is effectively avoided Yarn knotting mutual when moving in space coordinate;Thread-feeding device is indirectly fixed on circular knitting machine cam, and equipped with only Vertical transmission mechanism, not only ensure that the synchronous rotation of Thread-feeding device and cam, but also the step-less adjustment of defeated yarn speed may be implemented, thus Keep defeated yarn process continuous, effectively avoids broken yarn self-stop phenomenon.
Specifically includes the following steps:
One lobe plate, the lobe plate are fixed by screws in above the cam of electromagnetic drive circular knitting machine, with cam rotation Rotation;
In pillar is fixedly installed by screw on lobe plate, it is used to support beam;
In on beam both ends be arranged one group of Thread-feeding device, be connected by screw to and be fixed on beam, enable Thread-feeding device with Cam rotation;
Rotating wheel on the Thread-feeding device is engaged with gear wheel, and the gear wheel is driven by underlying belt, and skin Band is driven by the second motor driven universal driving shaft, therefore the velocity of rotation of the rotating wheel on the Thread-feeding device is by the second motor control;
Inside and outside the circuit orbit has, two sides are connected by ball, and inside is fixed on circular knitting machine end face, outside It is free to rotate and be connected by screw to gear wheel;
In fixing first sensor on circular knitting machine end face, for detecting the motor message of Thread-feeding device;
In fixing second sensor on bracket, for detecting the motor message of yarn storage cylinder;
In fixing first motor and central axis on bracket, the first motor drives yarn storage cylinder turntable to turn by central axis Dynamic, it is ipsilateral that one group of yarn storage cylinder is fixed on yarn storage cylinder turntable;
The yarn storage cylinder has separate transmission mechanism, and yarn storage cylinder carries out defeated yarn with central axis rotation, and Thread-feeding device batches yarn, Such working method avoids the knotting mutual in space coordinate of yarn during defeated yarn;
The first sensor and second sensor will test signal and be transferred to controller, and the detection signal is yarn storage cylinder With turnning circle of the Thread-feeding device within the same time, when the two turnning circle is consistent, when illustrating that yarn moves in space coordinate It will not knot;When the two turnning circle is inconsistent, controller issues fault-signal, and adjusts turning for first motor immediately Speed, which determines turnning circle of the Thread-feeding device within the unit time, by accelerating or slowing down the revolving speed of first motor, so that Both above-mentioned turnning circle is consistent, to eliminate fault-signal;
The Thread-feeding device is fixed on the two sides of beam, rotates with the rotation of beam, and central sill is connected by screw to pillar, branch Column is fixed on circular knitting machine lobe plate, and since lobe plate is fixed on the cam of circular knitting machine, therefore above-mentioned apparatus all turns with cam It moves and rotates, the Thread-feeding device includes rotating wheel and Thread-feeding device, and wherein rotating wheel is located at below Thread-feeding device, and nibbles with gear wheel It closes;Defeated yarn wheel is located above Thread-feeding device, and for yarn storage and defeated yarn, the rotating wheel was not only rotated along gear wheel addendum line, but also because It is engaged with gear wheel, therefore also has rotation;Rotating wheel is engaged with defeated yarn wheel by gear, and the rotation of rotating wheel will drive defeated yarn wheel Rotation realizes positive defeated yarn;
The gear wheel, which is connected by screw to, to be fixed on the outside of circuit orbit, free to rotate on the outside of the circuit orbit, Surface covers belt, and the belt is driven by universal driving shaft by the second motor, by controlling the movement velocity of belt, be can control The velocity of rotation of gear wheel, to realize the real-time adjusting of defeated yarn speed;
Be fixed on circular knitting machine end face on the inside of the circuit orbit, inside and outside pass through ball connection;
Another object of the present invention is to provide a kind of yarn-feeding device of electromagnetic drive circular knitting machine, the electromagnetic drive circular knitting machine Yarn-feeding device include:
At least two Thread-feeding devices, Thread-feeding device are used to store and convey the yarn of equal length;
At least two yarn storage cylinders, for storing yarn;
At least two sensors for detection;
For controlling the controller of Thread-feeding device turnning circle, yarn storage cylinder turnning circle;
The sensor and detection yarn storage cylinder turnning circle sensor of the detection Thread-feeding device turnning circle are connected by conducting wire Connect single-chip microcontroller.
Advantages of the present invention and good effect are as follows:
Present invention firstly provides the defeated yarn methods for electromagnetic drive circular knitting machine, have filled up the blank of this technology, should Defeated yarn method is different from existing defeated yarn method, proposes and is discretely located with innovative yarn storage cylinder with Thread-feeding device, self-movement Defeated yarn mode, solve the problems, such as the mutual knotting that yarn moves in space coordinate during defeated yarn, pass through detection The motion state of yarn storage cylinder and Thread-feeding device, controller receive detection signal and carry out respective handling, realize and move shape to the two The real-time adjusting of state
Present invention firstly provides electromagnetic drive circular knitting machine defeated yarn method, be electromagnetic drive circular knitting machine key technology, Both it had solved the problems, such as mutual knotting of the yarn in space coordinate during defeated yarn, and had in turn ensured the duration of defeated yarn and steady It is qualitative, it lays a solid foundation for the braiding of next step, excellent premise is provided to the quality of fabric.
Detailed description of the invention
Fig. 1 is the yarn-feeding device overall structure diagram of electromagnetic drive circular knitting machine provided in an embodiment of the present invention.
Fig. 2 is the yarn-feeding device partial structural diagram of electromagnetic drive circular knitting machine provided in an embodiment of the present invention.
In figure: 1, first motor;2, central axis;3, yarn storage cylinder turntable;4, yarn storage cylinder;5, bracket;6, the second motor;7, join Moving axis;8, belt;9, Thread-feeding device;10, gear wheel;11, beam;12, defeated yarn wheel;13, rotating wheel;14, pinion gear;15, circular knitting machine end Face;16, lobe plate;17, pillar;18, circuit orbit;19, first sensor;20, second sensor.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to Limit the present invention.
Application principle of the invention is described in detail with reference to the accompanying drawing.
The defeated yarn method of electromagnetic drive circular knitting machine provided in an embodiment of the present invention: yarn is by the defeated yarn wheel of Thread-feeding device 9 from storage It is drawn out and on tube 4, wherein Thread-feeding device 9 is respectively driven by a motor with yarn storage cylinder 4 and rotates around center axis, and ensure that yarn in sky Between do not knotted between each other in coordinate when movement, defeated yarn wheel 12 is used to store and convey by the Yarn reeling come is drawn out, defeated yarn The rotational velocity size of wheel 12 determines the size of defeated yarn speed, and the rotational velocity size of defeated yarn wheel 12 depends on rotating wheel Rotational velocity size, and because rotating wheel 13 is engaged with gear wheel 10, the second motor drives belt 8 and its packet by universal driving shaft 7 The circuit orbit 18 covered rotates, and wherein gear wheel 10 is connected by screw to circuit orbit 18, therefore the revolving speed size of rotating wheel 13 It is determined by the revolving speed size of the second motor 6, to realize the step-less adjustment of defeated yarn speed;On circular knitting machine end face 15 and bracket 5 Placed a sensor 19,20 respectively, the sensor 19,20 is used to detect the turnning circle of Thread-feeding device 9 Yu yarn storage cylinder 4, and Controller is transferred data to, controller passes through the revolving speed for adjusting first motor 1, so that the two turnning circle size keeps one It causes, to guarantee the continual and steady progress of defeated yarn process, provides excellent condition for next step braiding.
As shown in Figure 1 and Figure 2, the yarn-feeding device of electromagnetic drive circular knitting machine provided in an embodiment of the present invention, comprising:
At least two yarn storage cylinders 4, for storing the yarn of certain mass;
At least two Thread-feeding devices 9, Thread-feeding device 9 are used to store and convey the yarn of equal length;
Including the second motor 6, universal driving shaft 7, belt 8, transmission mechanism of gear wheel 10 etc.;
It specifically includes:
One lobe plate 16 is set, which is fixed by screws in above the cam of electromagnetic drive circular knitting machine, with convex Wheel is rotated and is rotated;
In pillar 17 is fixedly installed by screw on lobe plate 16, it is used to support beam 11;
One group of Thread-feeding device 9 is set in both ends on beam 11, is connected by screw to and is fixed on beam 11, so that Thread-feeding device 9 It can be rotated with cam;
Rotating wheel 13 on the Thread-feeding device 9 is engaged with gear wheel 10, and the gear wheel 10 is by underlying 8 band of belt It is dynamic, and belt 8 is driven by the second motor 6 driving universal driving shaft 7, therefore the velocity of rotation of the rotating wheel 13 on the Thread-feeding device 9 is by the The control of two motors 6;
Inside and outside the circular guideway 18 has, two sides are connected by ball, and inside is fixed on circular knitting machine end face 156, Its outside is free to rotate and is connected by screw to gear wheel 10;
In fixing first sensor 19 on circular knitting machine end face 15, for detecting the motor message of Thread-feeding device 9;
In fixing second sensor 20 on bracket 5, for detecting the motor message of yarn storage cylinder 4;
In fixing first motor 1 and central axis 2 on bracket 5, the first motor 1 drives 4 turns of yarn storage cylinder by central axis 2 Disk 3 rotates, and it is ipsilateral that one group of yarn storage cylinder 4 is fixed on 4 turntable 3 of yarn storage cylinder;
The yarn storage cylinder 4 has separate transmission mechanism, and yarn storage cylinder 4 carries out defeated yarn with the rotation of central axis 2, and Thread-feeding device 9 batches Yarn, such working method avoid the knotting mutual in space coordinate of yarn during defeated yarn;
The first sensor 19 will test signal with second sensor 20 and be transferred to controller, and the detection signal is storage Tube 4 and turnning circle of the Thread-feeding device 9 within the same time illustrate yarn in space coordinate when the two turnning circle is consistent It will not knot when movement;When the two turnning circle is inconsistent, controller issues fault-signal, and adjusts the first electricity immediately The revolving speed of machine 1, which determines turnning circle of the Thread-feeding device 9 within the unit time, by accelerating or slowing down first motor 1 Revolving speed, so that both above-mentioned turnning circle is consistent, to eliminate fault-signal;
The Thread-feeding device 9 is fixed on the two sides of beam 11, rotates with the rotation of beam 1, and central sill 11 and pillar 17 pass through spiral shell Nail connection, pillar 17 is fixed on circular knitting machine lobe plate 16, since lobe plate 16 is fixed on the cam of circular knitting machine, thus it is above-mentioned Device is all rotated with cam and is rotated, and the Thread-feeding device 9 includes rotating wheel 13 and defeated yarn wheel 129, and wherein rotating wheel 13 is located at defeated 9 lower section of yarn device, and engaged with gear wheel 10;Defeated yarn wheel 12 is located at 9 top of Thread-feeding device, for yarn storage and defeated yarn, the rotating wheel 13 not only rotated along 10 addendum line of gear wheel, but also because engaging with gear wheel 10, therefore also had rotation;Rotating wheel 13 and defeated yarn wheel 12 are logical Gear engagement is crossed, the rotation of rotating wheel 13 will drive the rotation of defeated yarn wheel 12, realize positive defeated yarn;
The gear wheel 10, which is connected by screw to, is fixed on 18 outside of circuit orbit, can freely turn on the outside of the circuit orbit 18 Dynamic, surface covers belt 8, and the belt 8 is driven by the second motor 6 by universal driving shaft 7, by the movement speed for controlling belt 8 Degree, can control the velocity of rotation of gear wheel 10, to realize the real-time adjusting of defeated yarn speed;
Be fixed on circular knitting machine end face 15 on the inside of the circuit orbit 18, inside and outside pass through ball connect;
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.

Claims (2)

1. a kind of defeated yarn method of electromagnetic drive circular knitting machine, which is characterized in that the defeated yarn method of the electromagnetic drive circular knitting machine are as follows: During defeated yarn, yarn is extracted out from two yarn storage cylinders respectively by two Thread-feeding devices, and Thread-feeding device and yarn storage cylinder are around respective center Line rotation, within the same defeated yarn period, two Thread-feeding devices conveying yarn be it is isometric, consider control signal in the case where, The rotation period of Thread-feeding device and yarn storage cylinder is consistent, wherein control signal turns in Thread-feeding device and yarn storage cylinder same time Moving-coil number can generate fault-signal when two turnning circle differences, after controller receives fault-signal, by adjusting the The revolving speed size of one motor ensure that when yarn moves in space coordinate between each other not so that two turnning circles are consistent It knots, Thread-feeding device is after batching yarn in yarn storage cylinder, by defeated yarn to woven extent, since two Thread-feeding devices share a set of biography Motivation structure, thus the length of yarn conveyed in two Thread-feeding device unit time be it is equal, transmission mechanism realizes the nothing of defeated yarn Pole speed regulation, meets the consumption yarn demand of different fabrics;
The defeated yarn method of the electromagnetic drive circular knitting machine is that Thread-feeding device is furnished with independent transmission mechanism, during realizing defeated yarn Stepless speed regulation;
Rotating wheel on Thread-feeding device is engaged with gear wheel, and the gear wheel is driven by underlying belt, and belt is by second Motor driven universal driving shaft drives, and the velocity of rotation of the rotating wheel on Thread-feeding device is by the second motor control;
Inside and outside circular guideway has, two sides are connected by ball, and inside is fixed on circular knitting machine end face, and outside can freely turn It moves and is connected by screw to gear wheel;
Specifically includes the following steps:
One lobe plate is set, which is fixed by screws in above the cam of electromagnetic drive circular knitting machine, with cam rotation Rotation;
In pillar is fixedly installed by screw on lobe plate, it is used to support beam;
One group of Thread-feeding device is set in both ends on beam, is connected by screw to and is fixed on beam, enable Thread-feeding device with cam Rotation;
In fixing first sensor on circular knitting machine end face, for detecting the motor message of Thread-feeding device;
In fixing second sensor on bracket, for detecting the motor message of yarn storage cylinder;
In the central axis fixed first motor on bracket be located at yarn storage cylinder center line, the first motor passes through the central axis The rotation of yarn storage cylinder turntable is driven, it is ipsilateral that one group of yarn storage cylinder is fixed on yarn storage cylinder turntable;
The yarn storage cylinder has separate transmission mechanism, and yarn storage cylinder carries out defeated yarn with central axis rotation, and Thread-feeding device batches yarn, in this way Working method avoid the knotting mutual in space coordinate of yarn during defeated yarn;
The first sensor and second sensor will control signal and be transferred to controller, the control signal from Thread-feeding device and Turnning circle in the yarn storage cylinder same time, when the two turnning circle is consistent, illustrating will not when yarn moves in space coordinate It knots;When the two turnning circle is inconsistent, controller receives fault-signal, and adjusts the revolving speed of first motor immediately, The revolving speed determines turnning circle of the yarn storage cylinder within the unit time, by accelerating or slowing down the revolving speed of first motor, so that on It is consistent to state the two turnning circle, to eliminate fault-signal;
Thread-feeding device is fixed on the two sides of beam, rotates with the rotation of beam, central sill is connected by screw to pillar, and pillar is fixed on On circular knitting machine lobe plate, since lobe plate is fixed on the cam of circular knitting machine, the Thread-feeding device, beam, pillar, lobe plate all with Cam is rotated and is rotated, and the Thread-feeding device includes rotating wheel, defeated yarn wheel, and wherein rotating wheel is located at below Thread-feeding device, and and canine tooth Wheel engagement;Defeated yarn wheel is located above Thread-feeding device, and for yarn storage and defeated yarn, the rotating wheel was both rotated along gear wheel addendum line, Again because engaging with gear wheel, therefore also there is rotation;Rotating wheel is engaged with defeated yarn wheel by gear, and the rotation of rotating wheel will drive defeated yarn The rotation of wheel realizes positive defeated yarn;
The gear wheel, which is connected by screw to, to be fixed on the outside of circular guideway, free to rotate, surface on the outside of the circular guideway Belt is covered, the belt is driven by the second motor by universal driving shaft, by controlling the movement velocity of belt, can control canine tooth The velocity of rotation of wheel, to realize the real-time adjusting of defeated yarn speed;
Be fixed on circular knitting machine end face on the inside of the circular guideway, inside and outside pass through ball connection.
2. a kind of yarn-feeding device of the electromagnetic drive circular knitting machine of the defeated yarn method of electromagnetic drive circular knitting machine as described in claim 1, It is characterized in that, the yarn-feeding device of the electromagnetic drive circular knitting machine includes: the yarn storage cylinder for storing yarn, the defeated yarn for batching yarn It is device, the transmission mechanism of Thread-feeding device for realizing defeated yarn speed step-less adjustment, first sensor fixed on circular knitting machine end face, solid on bracket Fixed second sensor and control signal is analyzed and adjusts the controller of first motor revolving speed.
CN201710095052.5A 2017-02-22 2017-02-22 A kind of yarn-feeding device and method of electromagnetic drive circular knitting machine Active CN106592084B (en)

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107942658B (en) * 2017-11-10 2020-06-26 华侨大学 Method and system for predicting rotation period of circular knitting machine by adopting adaptive filter
CN109056247B (en) * 2018-11-07 2020-07-10 浙江锦马自动化科技有限公司 Full-automatic yarn feeding device of hank mercerizing machine
CN111101248B (en) * 2019-11-15 2021-08-20 乐昌市恒发纺织企业有限公司 Automatic wiring method in yarn weaving process

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FR2794142A1 (en) * 1999-05-31 2000-12-01 Codematex Knitting machine includes electronic detectors sensing anomalous speeds, anticipating knitting anomalies due to thread stretching, breakage or depletion
CN101070657A (en) * 2005-04-19 2007-11-14 因维斯塔技术有限公司 Method and apparatus for circular knitting with elastomeric yarn that compensate for yarn package relaxation
CN100434585C (en) * 2002-04-10 2008-11-19 蒂齐亚诺·巴里亚 Device and method for feeding an elastomeric yarn to a textile machine
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CN103161018A (en) * 2011-12-09 2013-06-19 佰龙机械厂股份有限公司 Circular knitting machine yarn feeding system
CN203782337U (en) * 2014-04-21 2014-08-20 宁波三同编织有限公司 Frequency conversion servo unwinding device
CN205368644U (en) * 2015-10-27 2016-07-06 福建省佳成机械科技有限公司 Can read big circular knitting machine of outside weaving graph data
CN205398886U (en) * 2016-03-07 2016-07-27 浙江海润丰化纤有限公司 Yarn storage device

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Publication number Priority date Publication date Assignee Title
FR2794142A1 (en) * 1999-05-31 2000-12-01 Codematex Knitting machine includes electronic detectors sensing anomalous speeds, anticipating knitting anomalies due to thread stretching, breakage or depletion
CN100434585C (en) * 2002-04-10 2008-11-19 蒂齐亚诺·巴里亚 Device and method for feeding an elastomeric yarn to a textile machine
CN101070657A (en) * 2005-04-19 2007-11-14 因维斯塔技术有限公司 Method and apparatus for circular knitting with elastomeric yarn that compensate for yarn package relaxation
CN103161018A (en) * 2011-12-09 2013-06-19 佰龙机械厂股份有限公司 Circular knitting machine yarn feeding system
CN102704165A (en) * 2012-06-08 2012-10-03 慈溪太阳洲纺织科技有限公司 Method for controlling motion state of yarn conveying wheel on yarn storage device
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CN205398886U (en) * 2016-03-07 2016-07-27 浙江海润丰化纤有限公司 Yarn storage device

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