CN214830994U - Built-in wire pulling mechanism of computerized flat knitting machine - Google Patents
Built-in wire pulling mechanism of computerized flat knitting machine Download PDFInfo
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- CN214830994U CN214830994U CN202121164341.4U CN202121164341U CN214830994U CN 214830994 U CN214830994 U CN 214830994U CN 202121164341 U CN202121164341 U CN 202121164341U CN 214830994 U CN214830994 U CN 214830994U
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Abstract
The utility model provides a computerized flat knitting machine's built-in wire drawing mechanism belongs to mechanical technical field, and it has solved the poor problem of current computerized flat knitting machine result of use. This computerized flat knitting machine's built-in acting as go-between mechanism includes: a frame; the base is arranged on the rack in a crossing mode, a traction channel is formed in the middle of the base, two needle plates are symmetrically arranged on two sides of the traction channel, the two needle plates extend upwards in an inclined mode and gradually approach to each other, and a row of knitting needles are laid on each needle plate; the yarn feeder comprises yarn feeders, a yarn guide mechanism and a yarn guide mechanism, wherein each yarn feeder can move back and forth along a needle plate and place yarns on corresponding knitting needles; two roller shafts positioned below the needle plate penetrate through the two roller seats, each roller shaft is sleeved with a roller, and when the yarns are woven into fabrics by a knitting needle, the yarns are output downwards between the two roller shafts; the wire drawing hook is movably arranged on the inner side surface of one of the roller bases and can move upwards along the space between the two roller shafts and hook yarns to move downwards. The utility model has the characteristics of excellent in use effect.
Description
Technical Field
The utility model belongs to the technical field of machinery, a built-in wire drawing mechanism of computerized flat knitting machine, especially a built-in wire drawing mechanism of computerized flat knitting machine who is located the roller below is related to.
Background
A computerized flat knitting machine is a weft knitting machine, which drives a knitting needle to move up and down by arranging a cam plate, and combines the actions of a needle hook and a needle latch to knit yarns into knitted fabrics. The thread pulling mechanism is an important component part of the computerized flat knitting machine during knitting work and is also an indispensable structure.
The computerized flat knitting machine is generally provided with a hairbrush, when a mountain plate drives a knitting needle to knit, the needle is raised, and the hairbrush can press a needle tongue down to smoothly perform actions such as removing a ferrule and the like. In the process of yarn pulling, the yarn pulling mechanism must completely avoid the brush, so as to avoid the phenomena of hair removal or hair biting and the like caused by the interference with the brush, and the phenomenon that the needle tongue cannot be normally pressed to form missed stitches, which seriously affects the quality of knitted fabrics.
The flat knitting machine generally starts knitting from left to back when knitting, the knitting length on the flat knitting machine is changed according to the length of the fabric, the knitting needle at the left side position is seriously worn after long-time use, a distance is formed during use in order to keep the whole service life of the knitting needle, and the flat knitting machine starts knitting from the middle or the right position when the length is enough. Therefore, the yarn needs to be brought to a corresponding position under the action of the yarn nozzle, the yarn can be lengthened forward by a long distance, the yarn can be deviated from the flat knitting machine in an inclined upward direction by a certain distance, the yarn needs to be sunk by a certain distance in this time, the knitting needle can capture the yarn and perform knitting, and the phenomenon of missed stitches is avoided.
The stay wire structure is arranged in the prior art, but the existing structure is usually only arranged at the position, close to the outer side relatively, of a needle plate on a computerized flat knitting machine, when yarns are pulled down, the pull-down distance is relatively short, the yarns cannot be guaranteed to be caught by a knitting needle at each time, and the working effect is not ideal enough.
To sum up, to the structural not enough of current computerized flat knitting machine wire drawing mechanism, the utility model relates to a rational in infrastructure, excellent in use effect's built-in wire drawing mechanism of computerized flat knitting machine.
Disclosure of Invention
The utility model provides a computer flat knitting machine's built-in wire drawing mechanism with reasonable structure and good use effect.
The purpose of the utility model can be realized by the following technical proposal: a built-in wire pulling mechanism of a computerized flat knitting machine comprises:
the two racks are arranged vertically and parallelly;
the base is arranged on the rack in a crossing mode, a traction channel is formed in the middle of the base, two needle plates are symmetrically arranged on two sides of the traction channel, each needle plate is obliquely arranged, the two needle plates extend upwards in an oblique mode and gradually approach to each other, and a row of knitting needles are laid on each needle plate;
the yarn feeder comprises yarn feeders, a needle plate, a plurality of rows of knitting needles, a plurality of rows of needle bars, a plurality of rows of knitting needles and a plurality of groups of knitting needles, wherein the yarn feeders are arranged in two rows, the two rows of yarn feeders are respectively arranged corresponding to the two rows of knitting needles, and each yarn feeder can move back and forth along the needle plate and place yarns on the corresponding knitting needles;
two roller seats are arranged, the two roller seats are positioned in the traction channel and fixedly connected with the base, two roller shafts positioned below the needle plate penetrate through the two roller seats, each roller shaft is sleeved with a roller, and when yarns are woven into fabrics by a knitting needle, the yarns are output downwards through the space between the two roller shafts;
the wire drawing hook is movably arranged on the inner side surface of one of the roller bases and can move upwards along the space between the two roller shafts and hook yarns to move downwards.
As the further improvement of the present case, the motor is horizontally installed at the bottom of the roller stand, the gear is sleeved on the output shaft of the motor, the bottom of the wire drawing hook is fixedly connected with the vertically arranged rack, and the rack is meshed with the gear.
As another improvement of the scheme, the top of the motor is fixedly connected with the bottom of the corresponding roller seat through a fixing plate, the end face of the motor is fixedly provided with an installation plate, the installation plate is flush with the inner side face of the roller seat, the surface of the installation plate is covered with a cover plate, the middle part of the cover plate protrudes outwards to form a raised line, and a sliding groove for the rack to pass through is formed in the raised line.
As a further improvement of the scheme, one side of the raised line is also provided with a notch corresponding to the gear, the notch is communicated with the chute, and the output shaft of the motor sequentially penetrates through the mounting plate and the cover plate and then is connected with the gear.
As a further improvement of the scheme, a zero sensor is installed at the bottom of the cover plate.
Compared with the prior art, the utility model discloses the structure sets up rationally, and is inboard through installing the straining device at the roller stand, and then makes the yarn can be stretched down as far as possible to there is sufficient downward gradient on the horizontal direction, the yarn mouth of being convenient for is arranged the yarn in corresponding knitting needle better, excellent in use effect.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the working state of the present invention.
Fig. 3 is another schematic view of the present invention.
Fig. 4 is a partially enlarged schematic view of fig. 2.
Fig. 5 is a partially enlarged schematic view of fig. 3.
Fig. 6 is a schematic structural diagram of the middle wire pulling mechanism of the present invention.
Fig. 7 is a partial structural schematic view of fig. 6.
Fig. 8 is a partial structural schematic view of fig. 7.
In the figure, 10, a frame; 20. a base; 21. a traction channel; 22. a needle plate; 23. knitting needles; 30. a roller stand; 31. a roller shaft; 32. a roller; 40. a yarn nozzle; 50. a wire drawing hook; 51. a motor; 52. a gear; 53. a rack; 54. a fixing plate; 55. mounting a plate; 56. a cover plate; 57. a convex strip; 58. a chute; 59. a notch; 60. a null inductor.
Detailed Description
The technical solution of the present invention will be further explained with reference to the following embodiments and accompanying drawings.
As shown in fig. 1 to 8, the built-in thread pulling mechanism of the computerized flat knitting machine includes:
the two racks 10 are arranged, and the two racks 10 are vertically arranged in parallel;
the needle plate drawing machine comprises a base 20, a drawing channel 21 is arranged in the middle of the base 20 in a crossing mode, two needle plates 22 are symmetrically arranged on two sides of the drawing channel 21, each needle plate 22 is obliquely arranged, the two needle plates 22 extend upwards in an oblique mode and gradually approach to each other, and a row of knitting needles 23 are laid on each needle plate 22;
the yarn mouths 40 are arranged in two rows, the two rows of yarn mouths 40 are respectively arranged corresponding to the two rows of knitting needles 23, and each yarn mouth 40 can move back and forth along the needle plate 22 and place yarn on the corresponding knitting needle 23;
two roller seats 30 are arranged, the two roller seats 30 are positioned in the traction channel 21 and fixedly connected with the base 20, two roller shafts 31 positioned below the needle plate 22 penetrate through the two roller seats 30, each roller shaft 31 is sleeved with a roller 32, and when yarns are woven into fabrics by the knitting needle 23, the yarns are output downwards between the two roller 32;
the wire drawing hook 50 is movably arranged on the inner side surface of one of the roller bases 30, and the wire drawing hook 50 can move upwards along the space between the two roller shafts 31 and hook yarns to move downwards.
The flat knitting machine generally starts knitting from left to back during knitting, the knitting length on the flat knitting machine is changed according to the length of the fabric, the knitting needle 23 at the left side is seriously worn after long-term use, and the flat knitting machine starts knitting from the middle or the right position when the flat knitting machine is used at a certain distance in order to keep the whole service life of the knitting needle 23. Therefore, the yarn needs to be brought to a corresponding position under the action of the yarn nozzle 40, the yarn can be lengthened forward for a long distance, the yarn can be deviated from the flat knitting machine for a certain distance in the inclined upward direction, the yarn needs to be sunk for a certain distance at this time, the knitting needle 23 can capture the yarn and perform knitting, and the phenomenon of missed stitches is avoided.
The existing structure is only arranged at the position, close to the outer side relatively, of an upper needle plate 22 of the computerized flat knitting machine, the pulling-down distance is relatively short when the yarn is pulled down, the yarn cannot be guaranteed to be caught by a knitting needle 23 every time, and the working effect is not ideal enough.
Therefore, the utility model provides a built-in wire drawing mechanism of computerized flat knitting machine installs at roller stand 30 inboardly through wire drawing mechanism, and then makes the yarn can be stretched down as far as possible to have sufficient downward gradient on the horizontal direction, be convenient for yarn mouth 40 better arrange the yarn in on corresponding knitting needle 23.
Specifically, the yarn is brought to the corresponding knitting needle 23 by the yarn feeder 40 to perform the corresponding knitting operation, and the knitted fabric is driven by the two roller rollers 32 and moves downwards.
In order to ensure the service life of the whole row of knitting needles 23, after the left side position of the needle plate 22 works for a period of time, the working position is adjusted to the middle position or the right side position, at the moment, the yarn is driven by the yarn nozzle 40 to be upwards deviated from the horizontal direction, and in order to avoid the upward deviation of the yarn, the yarn is downwards pulled by a certain distance through the pull hook 50, so that the yarn is downwards inclined for a certain distance, the knitting needles 23 are convenient to grab the yarn easily, the missing of the yarn is avoided, and the smooth knitting work is ensured.
When the initial knitting position is further to the right, the distance that the yarn is driven by the yarn pulling hook 50 to move downwards is larger, so that smooth knitting can be ensured at each position of the needle plate 22.
In this embodiment, the thread pulling hook 50 is preferably installed on the inner side surface of the roller stand 30, the thread pulling hook 50 can move the yarn downward as much as possible, and the thread pulling hook 50 preferably passes through between the two roller shafts 31 and is not hindered by other parts when moving.
Preferably, the bottom of the roller stand 30 is horizontally provided with a motor 51, an output shaft of the motor 51 is sleeved with a gear 52, the bottom of the wire pulling hook 50 is fixedly connected with a vertically arranged rack 53, and the rack 53 is meshed with the gear 52.
In this embodiment, it is preferable that the motor 51 is adopted to drive the gear 52 to rotate, and then the rack 53 and the pull hook 50 are driven to move up and down, and the stable movement can be ensured by the way that the rack 53 and the gear 52 are meshed with each other, so that the pull hook 50 can stably move down the yarn, and the damage to the yarn is avoided.
Further, the top of the motor 51 is fixedly connected with the bottom of the corresponding roller stand 30 through a fixing plate 54, an installation plate 55 is fixedly arranged on the end surface of the motor 51, the installation plate 55 is flush with the inner side surface of the roller stand 30, a cover plate 56 covers the surface of the installation plate 55, a convex strip 57 is formed by protruding the middle part of the cover plate 56, and a sliding groove 58 for the rack 53 to pass through is arranged in the convex strip 57 in a penetrating manner.
It is preferable here that motor 51 passes through fixed plate 54 and roller stand 30 fixed connection, sets up mounting panel 55 simultaneously at motor 51 terminal surface, and the installation of the apron 56 of being convenient for on the one hand, on the other hand mounting panel 55 and roller stand 30 medial surface parallel and level set up, are favorable to rack 53 along roller stand 30 medial surface steady movement.
Preferably, the rack 53 penetrates through the sliding slot 58 on the protruding strip 57, and when the rack 53 moves up and down, the rack 53 moves along the inside of the sliding slot 58 in addition to the inner side surfaces of the mounting plate 55 and the roller stand 30, and the arrangement of the sliding slot 58 can provide a guiding effect for the rack 53, so that the rack 53 and the wire drawing hook 50 can be further ensured to move stably.
Preferably, a notch 59 corresponding to the gear 52 is further formed on one side of the protruding strip 57, the notch 59 is communicated with the sliding groove 58, and the output shaft of the motor 51 sequentially passes through the mounting plate 55 and the cover plate 56 and then is connected with the gear 52.
The notch 59 is communicated with the sliding groove 58, so that the gear 52 and the rack 53 are meshed with each other conveniently, the meshing position of the rack 53 and the gear 52 is limited, the condition that the two cannot be meshed due to deviation is avoided, the meshing stability is ensured, and the wire drawing hook 50 can move up and down conveniently.
Further, a null sensor 60 is mounted to the bottom of the cover plate 56.
The zero position sensor 60 is arranged to sense the end point of the downward movement of the rack 53, and according to the setting of the knitting position, the distance that the yarn needs to move downward, that is, the distance that the draw hook 50 (rack 53) moves downward can be set by a solid line, when the rack 53 moves downward to a set point, the zero position sensor 60 feeds back information to the control center of the computerized flat knitting machine, so as to control the motor 51 to stop moving, the downward movement of the draw hook 50 stops, the yarn reaches the set point, and the knitting needle 23 is convenient to grab the yarn to perform knitting work. When one-time weaving work is finished and the next weaving is carried out, corresponding actions are repeated.
The built-in wire drawing mechanism of the computerized flat knitting machine is reasonable in structure setting, and the wire drawing mechanism is installed on the inner side of the roller stand 30, so that yarns can be drawn downwards as much as possible, sufficient downward inclination is provided in the horizontal direction, the yarn nozzle 40 is convenient to place the yarns on the corresponding knitting needle 23, and the using effect is good.
The preferred embodiments of the present invention are described herein, but the scope of the present invention is not limited thereto. Modifications or additions to or replacement by similar means to those skilled in the art to which the invention pertains to the specific embodiments described herein are intended to be covered by the scope of the invention.
Claims (5)
1. The utility model provides a built-in wire drawing mechanism of computerized flat knitting machine which characterized in that includes:
the two racks are arranged vertically and parallelly;
the base is arranged on the rack in a crossing mode, a traction channel is formed in the middle of the base, two needle plates are symmetrically arranged on two sides of the traction channel, each needle plate is obliquely arranged, the two needle plates extend upwards in an oblique mode and gradually approach to each other, and a row of knitting needles are laid on each needle plate;
the yarn feeder comprises yarn feeders, a needle plate, a plurality of rows of knitting needles, a plurality of rows of needle bars, a plurality of rows of knitting needles and a plurality of groups of knitting needles, wherein the yarn feeders are arranged in two rows, the two rows of yarn feeders are respectively arranged corresponding to the two rows of knitting needles, and each yarn feeder can move back and forth along the needle plate and place yarns on the corresponding knitting needles;
two roller seats are arranged, the two roller seats are positioned in the traction channel and fixedly connected with the base, two roller shafts positioned below the needle plate penetrate through the two roller seats, each roller shaft is sleeved with a roller, and when yarns are woven into fabrics by a knitting needle, the yarns are output downwards through the space between the two roller shafts;
the wire drawing hook is movably arranged on the inner side surface of one of the roller bases and can move upwards along the space between the two roller shafts and hook yarns to move downwards.
2. The built-in wire drawing mechanism of the computerized flat knitting machine according to claim 1, wherein a motor is horizontally installed at the bottom of the roller stand, a gear is sleeved on an output shaft of the motor, a vertically arranged rack is fixedly connected to the bottom of the wire drawing hook, and the rack is meshed with the gear.
3. The built-in wire drawing mechanism of the computerized flat knitting machine according to claim 2, wherein the top of the motor is fixedly connected with the bottom of the corresponding roller stand through a fixing plate, a mounting plate is fixedly arranged on the end surface of the motor and is flush with the inner side surface of the roller stand, a cover plate covers the surface of the mounting plate, a raised line is formed by protruding the middle part of the cover plate outwards, and a sliding groove for the rack to pass through is formed in the raised line.
4. The built-in wire pulling mechanism of the computerized flat knitting machine as claimed in claim 3, wherein a notch corresponding to the gear is further formed at one side of the protruding strip, the notch is communicated with the chute, and the gear is connected to an output shaft of the motor after sequentially passing through the mounting plate and the cover plate.
5. The built-in wire drawing mechanism of the computerized flat knitting machine according to claim 3, wherein a zero sensor is installed at the bottom of the cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121164341.4U CN214830994U (en) | 2021-05-27 | 2021-05-27 | Built-in wire pulling mechanism of computerized flat knitting machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121164341.4U CN214830994U (en) | 2021-05-27 | 2021-05-27 | Built-in wire pulling mechanism of computerized flat knitting machine |
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| CN214830994U true CN214830994U (en) | 2021-11-23 |
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| CN202121164341.4U Active CN214830994U (en) | 2021-05-27 | 2021-05-27 | Built-in wire pulling mechanism of computerized flat knitting machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117089980A (en) * | 2023-10-16 | 2023-11-21 | 张家港市战狼智能科技有限公司 | Yarn braiding equipment and braiding method |
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2021
- 2021-05-27 CN CN202121164341.4U patent/CN214830994U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117089980A (en) * | 2023-10-16 | 2023-11-21 | 张家港市战狼智能科技有限公司 | Yarn braiding equipment and braiding method |
| CN117089980B (en) * | 2023-10-16 | 2024-02-20 | 张家港市战狼智能科技有限公司 | Yarn braiding equipment and braiding method |
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