CN104032474A - Variable dynamic knitting process of computerized flat knitting machine - Google Patents
Variable dynamic knitting process of computerized flat knitting machine Download PDFInfo
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- CN104032474A CN104032474A CN201410194428.4A CN201410194428A CN104032474A CN 104032474 A CN104032474 A CN 104032474A CN 201410194428 A CN201410194428 A CN 201410194428A CN 104032474 A CN104032474 A CN 104032474A
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Abstract
The invention relates to a variable dynamic knitting process of a computerized flat knitting machine. The computerized flat knitting machine comprises a control system, a servo motor, a machine head, a machine head driver, a pin header plate, a thread incoming device, a thread breaking device, a high-level roller device, an auxiliary roller device, a double-shaking-table device, a triangle device, a needle selection and jacquard weaving device, a sinker device and a color changing base. The control system controls the preceding structures through a program control technique and a light sensing technique, a turned needle density drive device is arranged in the machine head, a trapezoid needle groove is arranged in the turned needle density drive device, two symmetric sides of the trapezoid needle groove are provided with symmetric sliding plates, and the two sliding plates are driven by the servo motor. The variable dynamic knitting process is reasonable in structural design and is controlled through high-precision density program control, the weaving density of a fabric on the same row can change at will through different knitting methods, and accordingly the weaving precision of the fabric can be the best.
Description
Technical field
The present invention relates to a kind of weaving process of flat machine, particularly the variable dynamic knitting of a kind of computer flat knitting machine, belongs to technical field of textile machine.
Background technology
The mechanism of computer flat knitting machine has applied for national inventing patent, and number of patent application is: 201310075439.6.Computer flat knitting machine has Double-head, also has single-head, and flat machine is installed pin control system on the base plate of head, and triangle device, needle selecting device, Kanehara device are installed in pin control system; Triangle device is in service at head, and minute hand snaps in the hand-manipulating of needle groove of triangle device, controls crochet hook inserting needle and withdraw of the needle process, and with the synchronous operation of Kanehara device; Needle selecting device is in service at head, controls the needle selection Jacquard Technique processes of crochet hook fabric in technique is manufactured; Kanehara device is in service at head, control crochet hook in technique manufacture crochet hook and yarn enter hook and unhook process; Three bigger device application stepper motor program control driving, control flat-knitting machine head operation, guarantee the technical matters processing of fabric.
In prior art, it is low that computer flat knitting machine is weaved middle density control craft precision in technique, the driving reaction of weaving middle crochet hook in technique is slow, there will be fabric finedraw, and in the density control of longitudinal knitted different pattern fabrics, there will be fabric different in size, cannot realize high accuracy density and turn over pin control.Technical problem to be solved by this invention is: computer flat knitting machine, in technique is weaved, is realized high accuracy density and turn over the variable dynamic knitting of pin control in head.
Summary of the invention
Technical problem to be solved by this invention is to overcome existing above-mentioned deficiency in prior art, and provide a kind of computer flat knitting machine reasonable in design variable dynamic knitting, it arranges and turns over pin density drive unit on the base plate of head, in technique is weaved, realize the program control control of high accuracy density, the weaving textile density existing pine of the different skill of handling needles in same a line had again tightly, arbitrarily change, make fabric reach the object of braiding precision the best.
The present invention solves the problems of the technologies described above adopted technical scheme: the variable dynamic knitting of a kind of computer flat knitting machine, described computer flat knitting machine comprises control system, servomotor, head, head driver, row needle plate, line leading device, break wire device, high roller device, secondary roller device, duplex table device, triangle device, needle selection jacquard attachment, believes objective device, color-changing seat.
It is characterized in that: described flat machine also comprises control system, control system is controlled above-mentioned each structure by program control technology and optical sensing.
In described head, be provided with and turn over pin density drive unit, turn over the hand-manipulating of needle groove that is provided with trapezoidal shape in pin density drive unit, on symmetrical two waists of trapezoidal shape hand-manipulating of needle groove, symmetrical slide plate is installed, two slide plates pass through respectively driven by servomotor.When the horizontally slipping of head, the regular operation in needle tray of being expert at of knitting crochet hook, is formed on and in technique manufacture, turns over pin and drive density control procedure; Two slide plates slide up and down at two trapezoidal waists, control trapezoidal shape hand-manipulating of needle performance graph that groove occurs and change, and make crochet hook inserting needle and withdraw of the needle in the hand-manipulating of needle groove that curvilinear motion occurs, and the density of control fabric guarantees that Density technical matters weaves.Servomotor is applied two slide plates of program control control and is slided up and down separately, and the high reflection of precision is quick, makes trapezoidal shape hand-manipulating of needle groove performance graph pace of change fast, the dynamic change application of crochet hook inserting needle and the withdraw of the needle in the braiding of formation Density.
The described pin density drive unit that turns over drives by stepper motor, controls the distance of crochet hook inserting needle and the withdraw of the needle, makes crochet hook in the density of weaving middle control fabric, guarantees the processes of Density technology.
Described duplex table device makes to arrange the symmetrical swing of needle plate, makes flat machine carry out artistic twisted flower.
Described line leading device is connected with yarn, carries out inlet wire.
When broken string occurs described break wire device in flat machine weaving process, by signal feedback, to control system, control system control head is shut down.
Described high roller device and secondary roller device are in weaving process, and downward fabric balance is pulled, and make to pull speed and weaving speed synchronous operation.
Described head driver drives by servomotor, and head is swung, and control system, according to the width of fabric, is controlled yaw amplitude.
Described triangle device drives by stepper motor, and in triangle device, card has minute hand, controls inserting needle and the withdraw of the needle of crochet hook in weaving process, with the synchronous operation of Kanehara device, ensures that head is in the regular operation of middle yarn and crochet hook that swings.
Described needle selection jacquard attachment drives by stepper motor, controls crochet hook and is weaving middle fabric and carry out the processes of needle selection Jacquard Technique.
Described Kanehara device drives by stepper motor, control crochet hook in weaving with yarn enter hook and unhook process, make head yarn and the regular operation of crochet hook in the time swinging.
Described color-changing seat is arranged in head, and color-changing seat can regulate the yarn of multiple different color, controls the color processes of head fabric in technique is manufactured.
Computer flat knitting machine of the present invention is weaved the fabric of different densities, and its operating procedure is:
(1) from control system input fabric program;
(2) according to the color requirement of knitwear, yarn is penetrated to line leading device and be connected with pin control system and device in head respectively, start head, head separates in place according to setting program, start Flat knitting machine frame head, swings and weaves according to orderly the carrying out of setting program;
(3) minute hand is controlled the hand-manipulating of needle of crochet hook in triangle device, Kanehara device control crochet hook and yarn enter hook and unhook, the inlet wire of line leading device control yarn, the yarn of color-changing seat control different color carry out thread-changing, artistic twisted flower is weaved in the control of duplex table device, the jacquard weave of needle selection jacquard attachment control crochet hook needle selection, high roller device and the downward balance of secondary roller device control fabric pull, and pull speed and weaving speed synchronous operation, outside the synchronous slowly pull-out machine of fabric; Above-mentioned setting feeds back to control system by optical sensing;
(4) program setting turns over pin density drive unit, and crochet hook slides in the hand-manipulating of needle groove that is trapezoidal shape; In the time that fabric needs skill of handling needles density to hand over pine, driven by servomotor hand-manipulating of needle groove inner slider upward sliding, there is dynamic deformation in hand-manipulating of needle groove, two waists of hand-manipulating of needle groove are narrow shape to be changed, the length that crochet hook ejects in needle tray increases, the distance that yarn is released in crochet hook increases, and can weave and hand over the bulk density skill of handling needles; When needing skill of handling needles density, hands over when tight in fabric, driven by servomotor hand-manipulating of needle groove inner slider down sliding, and hand-manipulating of needle groove resets and changes, and crochet hook two waists in needle tray of being expert at reset, and yarn length in crochet hook reduces, and the tightness skill of handling needles is handed in braiding; Form the flow process of different skill of handling needles density control fabrics.
In step of the present invention (1)～(4), while there is broken string in operating process, break wire device, under the effect of optical sensing, feeds back to control system by information, controls head out of service.
The present invention compared with prior art, there is following positive effect: reasonable in design, the program control control of application high accuracy density, realizing the weaving textile density existing pine of the different skill of handling needles in same a line has again tightly, arbitrarily change, make fabric reach braiding precision best-of-breed functionality.
Brief description of the drawings
Fig. 1 is process chart of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing and by embodiment, the invention will be further described.
Embodiment:
Referring to Fig. 1, in the present embodiment, computer flat knitting machine can be weaved the fabric of different densities, and its operating procedure is:
(1) from control system input fabric program;
(2) according to the color requirement of knitwear, yarn is penetrated to line leading device and be connected with pin control system and device in head respectively, start head, head separates in place according to setting program, start Flat knitting machine frame head, swings and weaves according to orderly the carrying out of setting program;
(3) minute hand is controlled the hand-manipulating of needle of crochet hook in triangle device, Kanehara device control crochet hook and yarn enter hook and unhook, the inlet wire of line leading device control yarn, the yarn of color-changing seat control different color carry out thread-changing, artistic twisted flower is weaved in the control of duplex table device, the jacquard weave of needle selection jacquard attachment control crochet hook needle selection, high roller device and the downward balance of secondary roller device control fabric pull, and pull speed and weaving speed synchronous operation, outside the synchronous slowly pull-out machine of fabric; Above-mentioned setting feeds back to control system by optical sensing;
(4) program setting turns over pin density drive unit, and crochet hook slides in the hand-manipulating of needle groove that is trapezoidal shape; In the time that fabric needs skill of handling needles density to hand over pine, driven by servomotor hand-manipulating of needle groove inner slider upward sliding, there is dynamic deformation in hand-manipulating of needle groove, two waists of hand-manipulating of needle groove are narrow shape to be changed, the length that crochet hook ejects in needle tray increases, the distance that yarn is released in crochet hook increases, and can weave and hand over the bulk density skill of handling needles; When needing skill of handling needles density, hands over when tight in fabric, driven by servomotor hand-manipulating of needle groove inner slider down sliding, and hand-manipulating of needle groove resets and changes, and crochet hook two waists in needle tray of being expert at reset, and yarn length in crochet hook reduces, and the tightness skill of handling needles is handed in braiding; Realize trapezoidal shape hand-manipulating of needle groove generation performance graph and change, form the flow process of different skill of handling needles density control fabrics.
In appeal step (1)～(4), while there is broken string in operating process, break wire device, under the effect of optical sensing, feeds back to control system by information, controls head out of service.
Although the present invention with embodiment openly as above; but it is not in order to limit protection scope of the present invention; any technical staff who is familiar with this technology, not departing from change and the retouching done in the spirit and scope of the present invention, all should belong to protection scope of the present invention.
Claims (3)
1. the variable dynamic knitting of computer flat knitting machine, described computer flat knitting machine comprises control system, servomotor, head, head driver, row needle plate, line leading device, break wire device, high roller device, secondary roller device, duplex table device, triangle device, needle selection jacquard attachment, believes objective device, color-changing seat
It is characterized in that: described flat machine also comprises control system, control system is controlled above-mentioned each structure by program control technology and optical sensing;
In described head, be provided with and turn over pin density drive unit, turn over the hand-manipulating of needle groove that is provided with trapezoidal shape in pin density drive unit, on symmetrical two waists of trapezoidal shape hand-manipulating of needle groove, symmetrical slide plate is installed, two slide plates pass through respectively driven by servomotor;
The described pin density drive unit that turns over drives by stepper motor, controls the distance of crochet hook inserting needle and the withdraw of the needle, makes crochet hook in the density of weaving middle control fabric, guarantees the processes of Density technology;
Described duplex table device makes to arrange the symmetrical swing of needle plate, makes flat machine carry out artistic twisted flower;
Described line leading device is connected with yarn, carries out inlet wire;
When broken string occurs described break wire device in flat machine weaving process, by signal feedback, to control system, control system control head is shut down;
Described high roller device and secondary roller device are in weaving process, and downward fabric balance is pulled, and make to pull speed and weaving speed synchronous operation;
Described head driver drives by servomotor, and head is swung, and control system, according to the width of fabric, is controlled yaw amplitude;
Described triangle device drives by stepper motor, and in triangle device, card has minute hand, controls inserting needle and the withdraw of the needle of crochet hook in weaving process, with the synchronous operation of Kanehara device, ensures that head is in the regular operation of middle yarn and crochet hook that swings;
Described needle selection jacquard attachment drives by stepper motor, controls crochet hook and is weaving middle fabric and carry out the processes of needle selection Jacquard Technique;
Described Kanehara device drives by stepper motor, control crochet hook in weaving with yarn enter hook and unhook process, make head yarn and the regular operation of crochet hook in the time swinging;
Described color-changing seat is arranged in head, and color-changing seat can regulate the yarn of multiple different color, controls the color processes of head fabric in technique is manufactured.
2. the variable dynamic knitting of computer flat knitting machine according to claim 1, is characterized in that: described computer flat knitting machine is weaved the fabric of different densities, and its operating procedure is:
(1) from control system input fabric program;
(2) according to the color requirement of knitwear, yarn is penetrated to line leading device and be connected with pin control system and device in head respectively, start head, head separates in place according to setting program, start Flat knitting machine frame head, swings and weaves according to orderly the carrying out of setting program;
(3) minute hand is controlled the hand-manipulating of needle of crochet hook in triangle device, Kanehara device control crochet hook and yarn enter hook and unhook, the inlet wire of line leading device control yarn, the yarn of color-changing seat control different color carry out thread-changing, artistic twisted flower is weaved in the control of duplex table device, the jacquard weave of needle selection jacquard attachment control crochet hook needle selection, high roller device and the downward balance of secondary roller device control fabric pull, and pull speed and weaving speed synchronous operation, outside the synchronous slowly pull-out machine of fabric; Above-mentioned setting feeds back to control system by optical sensing;
(4) program setting turns over pin density drive unit, and crochet hook slides in the hand-manipulating of needle groove that is trapezoidal shape; In the time that fabric needs skill of handling needles density to hand over pine, driven by servomotor hand-manipulating of needle groove inner slider upward sliding, there is dynamic deformation in hand-manipulating of needle groove, two waists of hand-manipulating of needle groove are narrow shape to be changed, the length that crochet hook ejects in needle tray increases, the distance that yarn is released in crochet hook increases, and can weave and hand over the bulk density skill of handling needles; When needing skill of handling needles density, hands over when tight in fabric, driven by servomotor hand-manipulating of needle groove inner slider down sliding, and hand-manipulating of needle groove resets and changes, and crochet hook two waists in needle tray of being expert at reset, and yarn length in crochet hook reduces, and the tightness skill of handling needles is handed in braiding; Form the flow process of different skill of handling needles density control fabrics.
3. the variable dynamic knitting of computer flat knitting machine according to claim 2, it is characterized in that: in described step (1)～(4), while there is broken string in operating process, break wire device is under the effect of optical sensing, information is fed back to control system, control head out of service.
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| CN201410194428.4A CN104032474B (en) | 2014-05-09 | 2014-05-09 | The variable dynamic knitting of a kind of computer flat knitting machine |
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| CN201410194428.4A CN104032474B (en) | 2014-05-09 | 2014-05-09 | The variable dynamic knitting of a kind of computer flat knitting machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105624908A (en) * | 2015-12-25 | 2016-06-01 | 桐庐永盛针织机械有限公司 | Needle control method for controlling plain stitches and density of computerized flat knitting machine |
| CN108385264A (en) * | 2018-04-25 | 2018-08-10 | 浙江恒强科技股份有限公司 | Straight-bar machines roller draws force automatic regulating device |
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| DE2301847A1 (en) * | 1973-01-15 | 1974-07-25 | Elec Elektronische Bauteile Un | Flat knitting machine control - uses small electronic computer for needle selection |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105624908A (en) * | 2015-12-25 | 2016-06-01 | 桐庐永盛针织机械有限公司 | Needle control method for controlling plain stitches and density of computerized flat knitting machine |
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| CN108385264A (en) * | 2018-04-25 | 2018-08-10 | 浙江恒强科技股份有限公司 | Straight-bar machines roller draws force automatic regulating device |
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| CN104032474B (en) | 2016-04-27 |
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