CN217399098U - Flat knitting machine and flat knitting machine yarn hooking device - Google Patents
Flat knitting machine and flat knitting machine yarn hooking device Download PDFInfo
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- CN217399098U CN217399098U CN202122750455.3U CN202122750455U CN217399098U CN 217399098 U CN217399098 U CN 217399098U CN 202122750455 U CN202122750455 U CN 202122750455U CN 217399098 U CN217399098 U CN 217399098U
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Abstract
The utility model provides a flat-bed machine colludes yarn device, including locating the yarn board that colludes of yarn fastener below, collude the yarn board and have collude the complex head portion that colludes the yarn to the needle-raising thread end, still collude the drive arrangement that the yarn was moved including dragging the yarn board and collude, and weave at the flat-bed machine after predetermined time, the zero-bit inductor of control drive arrangement action. When the flat knitting machine starts knitting, the needle raising thread end is clamped by a yarn clamp, the fabric is woven for preset time and is automatically conveyed, the zero-position sensor is triggered, the driving device acts, the yarn hooking plate is dragged to swing, the needle hooking head of the yarn hooking plate hooks the needle raising thread end out of the yarn clamp, the yarn hooking plate is controlled to act through the trigger of the zero-position sensor, the needle raising thread end is guaranteed to be hooked out of the flat knitting machine, the condition that the fabric is off-line or cannot be pulled to convey due to the fact that the fabric is hooked on the yarn clamp through the fabric conveying needle raising thread end is avoided, and knitting safety is improved. The utility model also provides a flat knitting machine.
Description
Technical Field
The utility model relates to a flat knitting machine technical field, more specifically say, relate to a flat knitting machine and flat knitting machine collude yarn device.
Background
When the flat knitting machine works, yarns are knitted by knitting needles, when the knitting fabric is knitted at the beginning, the thread end position of the yarns needs to be pressed and drawn by the flat knitting machine, after the knitting is performed on the first line of yarn knitting, the starting plate clamps the knitting fabric by the bottom of the flat knitting machine, and the knitting fabric is dragged to be conveyed below the knitting plate.
Because the initial thread end of the braided fabric is clamped by the clamping structure on the flat knitting machine, the thread end is difficult to pull out from the clamping structure during the conveying of the braided fabric, the braided fabric cannot be smoothly conveyed in the flat knitting machine, and the normal knitting work of the flat knitting machine is influenced.
Therefore, how to satisfy the requirement of pulling out the initial thread end in the knitting process of the flat knitting machine is a problem to be solved urgently by the technical personnel in the field at present.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model provides a flat knitting machine colludes yarn device to satisfy the requirement of the initial thread end pulling out in the flat knitting machine weaving process; the utility model also provides a flat knitting machine.
In order to achieve the above object, the utility model provides a following technical scheme:
a yarn hooking device of a flat knitting machine comprises a yarn hooking plate arranged below a yarn clamp, the yarn hooking plate is provided with a yarn hooking head part which is matched with a needle raising thread head in a hooking and pulling way,
the yarn hooking device comprises a yarn hooking plate, a yarn hooking plate and a zero sensor, wherein the yarn hooking plate is arranged on the yarn hooking plate, and the zero sensor is used for controlling the movement of the yarn hooking plate after the flat knitting machine is knitted for a preset time.
Preferably, in the yarn hooking device of the flat knitting machine, the yarn hooking head has a yarn hooking tooth portion protruding from the yarn hooking plate.
Preferably, in the yarn hooking device of the flat knitting machine, the driving device is a driving motor for driving the yarn hooking plate to swing.
Preferably, the yarn hooking device of the flat knitting machine further comprises a mounting bracket for mounting and supporting the hook pulling action of the yarn hooking plate.
Preferably, in the yarn hooking device of the flat knitting machine, the mounting bracket is provided with a first position sensor and a second position sensor which are used for sensing and controlling the starting position and the terminal position of the swing of the yarn hooking plate, and the base of the yarn hooking plate is provided with a first sensing probe which is in sensing fit with the first position sensor and the second position sensor.
Preferably, in the yarn hooking device of the flat knitting machine, the yarn hooking device further comprises a starting plate sliding device which is arranged in the flat knitting machine and used for carrying out traction conveying on the knitted fabric, the zero sensor is arranged at the bottom of a sliding rail of the starting plate sliding device, and a second sensing probe of the zero sensor is arranged at the end part of the starting plate sliding device.
Preferably, the yarn hooking device of the flat knitting machine further comprises a controller, and when the zero position sensor in the controller is triggered, the controller controls the driving motor to act along a first direction to drive the yarn hooking plate to perform yarn hooking action;
and when the second position sensor is triggered, controlling the driving motor to act along a second direction, and when the first position sensor is triggered, controlling the driving motor to stop.
Preferably, in the yarn hooking device of the flat knitting machine, a cover plate for separating and protecting the yarn hooking plate and a knitting channel of the flat knitting machine is further extended from the mounting bracket.
Preferably, in the yarn hooking device of the flat knitting machine, the yarn hooking plate is provided with a mounting hole penetrating through the yarn hooking plate in the thickness direction, and the first sensing probe is embedded in the mounting hole.
A knitting flat machine is characterized in that a knitting channel for conveying fabric is arranged in a machine body of the knitting flat machine, a bottom plate starting sliding device for drawing the fabric is arranged in the knitting channel, and a yarn hooking device of the flat machine, matched with the bottom plate starting sliding device, is arranged in the knitting channel.
A flat knitting machine yarn hooking method comprises a yarn hooking plate located below a yarn clamp of the flat knitting machine, wherein the yarn hooking plate is driven by a driving device, and a zero position sensor is arranged on a bottom plate sliding device;
the lifting plate sliding device pulls the fabric to be conveyed, the zero sensor is triggered after the lifting plate slides to the bottom, the controller receives a control signal of the zero sensor and controls the driving device to work, and the driving device drives the yarn hooking plate to hook yarns.
Preferably, in the yarn hooking method of the flat knitting machine, a first sensing probe is arranged at the initial position of the yarn hooking plate, and a second sensing probe is arranged at the terminal position of the yarn hooking plate;
the driving device rotates reversely when the yarn hooking plate swings to trigger the second induction probe;
when the yarn hooking plate swings to trigger the first induction probe, the operation is stopped.
The utility model provides a flat-bed machine colludes yarn device, including locating the yarn board that colludes of yarn fastener below, collude the yarn board and have colluded the pulling fit to the rise head of a needle and collude the yarn head, still collude the drive arrangement that the yarn board colluded the yarn action including dragging and weave predetermined time back at the flat-bed machine, the zero-bit inductor of control drive arrangement action. When the flat knitting machine starts knitting, the needle raising thread end is clamped by a yarn clamp, the fabric is woven for preset time and is automatically conveyed, the zero-position sensor is triggered, the driving device acts, the yarn hooking plate is dragged to swing, the needle hooking head of the yarn hooking plate hooks the needle raising thread end out of the yarn clamp, the yarn hooking plate is controlled to act through the trigger of the zero-position sensor, the needle raising thread end is guaranteed to be hooked out of the flat knitting machine, the condition that the fabric is off-line or cannot be pulled to convey due to the fact that the fabric is hooked on the yarn clamp through the fabric conveying needle raising thread end is avoided, and knitting safety is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of the arrangement position of the yarn hooking device of the flat knitting machine provided by the utility model on the flat knitting machine;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of a first arrangement direction of the yarn hooking plate of FIG. 1;
FIG. 4 is a schematic view of a second arrangement of the yarn hooking plate of FIG. 1;
fig. 5 is a schematic diagram of the arrangement position of the zero sensor in fig. 1.
Detailed Description
The utility model discloses a yarn hooking device of a flat knitting machine, which meets the requirement of pulling out an initial thread end in the knitting process of the flat knitting machine; the utility model also provides a flat knitting machine.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-5, fig. 1 is a schematic diagram of the arrangement position of a yarn hooking device on a flat knitting machine provided by the present invention; FIG. 2 is a top view of FIG. 1; FIG. 3 is a schematic view of a first arrangement direction of the yarn hooking plate of FIG. 1; FIG. 4 is a schematic view of a second arrangement of the yarn hooking plate of FIG. 1; fig. 5 is a schematic diagram of the arrangement position of the zero sensor in fig. 1.
The embodiment provides a flat-bed machine colludes yarn device, including locating the yarn board 1 that colludes of yarn fastener below, collude yarn board 1 and have collude the pull-fit head of colluding 11 that colludes the needle thread head, still including dragging collude yarn board 1 and collude drive arrangement 2 of yarn action and weave the scheduled time after at the flat-bed machine, control drive arrangement action's zero-bit inductor 3. When the flat knitting machine starts knitting, the initial thread end is clamped by a yarn clamp (shown in the figure as a yarn clamp installation position 4 which is positioned on one side of the length direction of the flat knitting machine 5), the fabric is knitted for preset time and is conveyed automatically, a zero sensor 3 is triggered, a driving device acts to drag a yarn hooking plate 1 to swing, the initial thread end is hooked out of the yarn clamp by a yarn hooking head part 11 of the yarn hooking plate 1, the action of the yarn hooking plate 1 is controlled by the trigger of the zero sensor 3, the initial thread end is ensured to be hooked out of the flat knitting machine 5, the condition that the fabric is conveyed and hooked on the yarn clamp to cause the fabric to be off-line or cannot be dragged and conveyed is avoided, and the knitting safety is improved.
In one embodiment of the present invention, the yarn hooking head 11 has a yarn hooking tooth portion protruding from the yarn hooking plate 1. The flat-bed machine 5 is when weaving, the set-up end of a thread is pressed from both sides tightly by the yarn fastener, the knitting needle is woven the in-process, the fabric pulls the whereabouts, drive the synchronous whereabouts of set-up end of a thread, because the bonding between yarn fastener and the set-up end of a thread, the set-up end of a thread can not break away from smoothly, will collude the height that stretches out of yarn head, the setting stretches out to the below of the knitting position of fabric output faller, then after the set-up yarn is taut by the fabric or along with the fabric lower hem, all can collude by colluding yarn head portion 11 and link, especially collude yarn head portion 11 and set up dentate colluding yarn tooth portion, collude yarn tooth portion and wholly be the zigzag structure, avoid the yarn and collude and deviate from with sliding between the yarn board, guarantee that the set-up end of a thread can collude by colluding the yarn tooth portion and draw and break away from on the yarn fastener.
Preferably, the driving device 2 is a driving motor for dragging the yarn hooking plate 1 to swing. The needle raising thread end is drawn along the length direction of the flat knitting machine 5, the hooking and pulling plate 1 swings in the width direction of the flat knitting machine, the hooking and pulling of the needle raising yarns can be achieved, the driving device 2 adopts a driving motor, and forward rotation and reverse rotation adjustment of the needle raising plate can be achieved by controlling forward rotation and reverse rotation of the motor.
In an embodiment of the present invention, the yarn hooking device further comprises a mounting bracket 6 for mounting and supporting the hook pulling action of the yarn hooking plate 1. The mounting bracket 6 provides a support for the operation of the yarn hooking plate 1, specifically, the mounting bracket 6 is fixedly mounted at the bottom of a needle bed base of the flat knitting machine 5, the mounting bracket 5 is fixedly mounted with a driving motor, and the yarn hooking plate 1 is fixedly mounted at the output end of the driving motor.
In a specific embodiment of the present invention, the mounting bracket 6 is provided with a first position sensor 12 and a second position sensor 13 for sensing and controlling the starting position and the end position of the swing of the yarn hooking plate 1, and the base of the yarn hooking plate 1 is provided with a first sensing probe 14 which is in sensing fit with the first position sensor 12 and the second position sensor 13.
The driving motor drives the yarn hooking plate 1 to swing, the yarn hooking plate 1 has an initial position and a terminal position, the initial position is a conventional arrangement position of the yarn hooking plate 1 before knitting work starts, and the lifting plate does not perform traction work on fabrics. When the terminal position is knitting work and goes on, collude the swing of yarn board 1 and collude the yarn after, driving motor drives and colludes the biggest pivoted position of yarn board 1 swing, and this position colludes yarn board 1 and colludes the first end of a needle thread and collude and drag by its colluding yarn head 11, colludes when yarn board 1 swings to this position, receives the drawing of fabric dead weight and the first end of a needle thread, and its colludes and links length and has exceeded its maximum length that reserves, and the first end of a needle thread can break away from on the yarn fastener.
In order to accurately determine the initial position and the terminal position to ensure that the driving motor realizes the driving state conversion when reaching the preset position, a first position sensor 12 and a second position sensor 13 are arranged, and the first position sensor 12 and the second position sensor 13 are control switches of the working state of the driving motor.
In an embodiment of the present disclosure, the yarn hooking plate 1 is provided with a mounting hole 14 penetrating through the thickness direction thereof, and the first sensing probe is embedded in the mounting hole 14.
Specifically, the position of the yarn hooking plate 1 close to the base thereof is provided with a first sensing probe, the first position sensor 12 and the second position sensor 13 are distributed at the top and the bottom of the shaft end of the driving motor, the first position sensor 12 and the second position sensor 13 are magnetic induction sensors or iron induction sensors, and the corresponding first sensing probe is a magnetic induction probe or an iron induction probe.
In order to explain the working control of the first position sensor 12 and the second position sensor 13 on the driving motor, further, the yarn hooking device further comprises a starting plate sliding device 7 which is arranged in the flat knitting machine 5 and used for carrying out traction conveying on the knitted fabric, the zero position sensor 3 is arranged at the bottom of a sliding rail of the starting plate sliding device 7, and a second sensing probe of the zero position sensor 3 is arranged at the end part of the starting plate sliding device.
When the fabric is woven on a flat knitting machine, the fabric is conveyed through a fabric conveying channel in a base, the fabric is in a plurality of loops of initial knitting, the length of the fabric is short, the self weight is small, and the fabric is difficult to convey by itself in the flat knitting machine, the starting plate sliding device 7 comprises a starting plate (not shown in the figure), the starting plate sliding device clamps the fabric when the fabric is woven, the starting plate sliding device drags the fabric along the guide of a sliding rail arranged in the starting plate sliding device 7, and conveying power of the fabric is provided. By utilizing the up-and-down sliding of the lifting plate, the zero-position sensor 3 matched with the position sensing of the lifting plate is arranged on the lifting plate sliding device 7, the lifting plate drags the fabric to move downwards to the position below the high-position roller, the fabric is loosened, and when the lifting plate automatically descends to the position of the zero-position sensor 3, the zero-position sensor 3 is triggered to control the driving motor to work, and the yarn hooking plate 1 hooks yarns. The zero position sensor 3 is also triggered by the induction of a second induction probe, the second induction probe is arranged at the end part of the starting bottom plate, and when the second induction probe slides to the bottom of the starting bottom plate sliding device, the zero position sensor triggers and outputs a control instruction of the driving motor.
The embodiment also provides a yarn hooking method of the flat knitting machine, which comprises a yarn hooking plate 1 positioned below a yarn clamp of the flat knitting machine, wherein the yarn hooking plate 1 is driven by a driving device 2, and a zero position sensor 3 is arranged on a bottom plate sliding device 7;
the lifting plate sliding device 7 pulls the fabric to be conveyed, after the lifting plate slides to the bottom, the zero position sensor 3 is triggered, the controller receives a control signal of the zero position sensor 3 to control the driving device to work, and the driving device 2 drives the yarn hooking plate 1 to hook yarns.
Preferably, a first position sensor 12 is arranged at the initial position of the yarn hooking plate 1, and a second position sensor 13 is arranged at the terminal position of the yarn hooking plate 1; when the yarn hooking plate 1 swings to trigger the second position sensor 13, the driving device 2 rotates reversely;
when the yarn hooking plate swings to trigger the first position sensor, the operation is stopped.
In a specific embodiment of the scheme, the yarn hooking device further comprises a controller, wherein when the controller is triggered by the zero sensor 3, the controller controls the driving motor to move along a first direction to drive the yarn hooking plate 1 to hook yarns; when the second position sensor 13 is triggered, the driving motor is controlled to act in the second direction, and when the first position sensor 12 is triggered, the driving motor is controlled to stop.
The first direction and the second direction are two directions of positive rotation and negative rotation of the driving motor, and the yarn hooking device further comprises a controller which controls the driving motor to rotate positively to drive the yarn hooking plate 1 to hook yarns when the zero position sensor 3 is triggered; when the yarn hooking plate 1 rotates for a preset angle, the first sensing probe on the yarn hooking plate rotates to the second position sensor 13, the second position sensor 13 triggers, and the controller controls the driving motor to rotate reversely. Specifically, the reverse rotation control of the driving motor may be set to send a reverse rotation command immediately after the zero position sensor 3 is triggered, or may be set to start reverse rotation after a predetermined number of rows of woven fabrics are woven, so as to meet the weaving requirements of different woven fabrics.
The yarn hooking plate 1 rotates reversely, so that the first sensing probe on the yarn hooking plate is close to the first position sensor 12 to be triggered, and the driving motor is controlled to stop.
The controller controls the driving motor, the lifting bottom plate moves downwards to the zero position sensor to trigger, the driving motor rotates reversely to drive the yarn hooking plate to return to the initial position structure, and the fact that the flat knitting machine can carry out effective yarn hooking action every time when knitting works is guaranteed.
In an embodiment of the present invention, a cover plate 61 for separating and protecting the yarn hooking plate 1 and a knitting channel of the flat knitting machine is further extended from the mounting bracket 6. Arranging driving motor and colluding the yarn board 1 on installing support 6, it is close to the yarn fastener and arranges to be located the base below, in order to avoid the fabric transportation process, with colluding linking of colluding yarn board 1, set up apron 61 and shelter from colluding the output shaft of yarn board 1 and driving motor, apron 61 is adorned in the bottom of installing support 6 admittedly, offers on the apron 61 and colludes the wobbling opening seam of yarn board, avoids the swing to colluding the yarn board and interferes.
A knitting flat machine is characterized in that a knitting channel for conveying fabric is arranged in a machine body of the knitting flat machine, a bottom plate starting sliding device for drawing the fabric is arranged in the knitting channel, and a yarn hooking device of the flat machine, matched with the bottom plate starting sliding device, is arranged in the knitting channel.
Based on the flat-bed machine that provides in the above-mentioned embodiment colludes yarn device, the utility model also provides a flat-bed machine, the passageway of weaving that carries out the transport to the fabric is set up in its organism, weaves and sets up the bottom plate slider that carries out traction to the fabric in the passageway, should weave the passageway set up with the flat-bed machine that bottom plate slider complex provided as in the above-mentioned embodiment colludes yarn device.
Because the flat knitting machine adopts the flat knitting machine yarn hooking device of the embodiment, the flat knitting machine has the beneficial effects brought by the flat knitting machine yarn hooking device, please refer to the embodiment.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A yarn hooking device of a flat knitting machine is characterized by comprising a yarn hooking plate arranged below a yarn clamp, wherein the yarn hooking plate is provided with a yarn hooking head part which is matched with a needle raising head in a hooking and pulling way,
the yarn hooking device comprises a yarn hooking plate, a yarn hooking plate and a zero sensor, wherein the yarn hooking plate is arranged on the yarn hooking plate, and the zero sensor is used for controlling the movement of the yarn hooking plate after the flat knitting machine is knitted for a preset time.
2. The weft knitting machine yarn hooking device according to claim 1, wherein the yarn hooking head has a yarn hooking tooth portion protruding from the yarn hooking plate.
3. The weft knitting machine yarn hooking device according to claim 2, wherein the driving device is a driving motor for driving the yarn hooking plate to swing.
4. The weft hooking device of the flat knitting machine according to any one of claims 1 to 3, further comprising a mounting bracket for mounting and supporting a hook pulling action of the weft hooking plate.
5. The weft knitting machine yarn hooking device according to claim 4, wherein the mounting bracket is provided with a first position sensor and a second position sensor which are used for sensing and controlling the starting position and the terminal position of the swinging of the yarn hooking plate, and the base of the yarn hooking plate is provided with a first sensing probe which is in sensing fit with the first position sensor and the second position sensor.
6. The weft knitting machine yarn hooking device according to claim 5, further comprising a bottom plate sliding device arranged in the flat knitting machine and used for carrying out traction conveying on the knitted fabric, wherein the zero sensor is arranged at the bottom of a sliding rail of the bottom plate sliding device, and a second sensing probe of the zero sensor is arranged at the end part of the bottom plate sliding device.
7. The weft knitting machine yarn hooking device according to claim 6, further comprising a controller, wherein when the zero sensor is triggered in the controller, the controller controls the driving device to act along a first direction to drive the yarn hooking plate to perform yarn hooking action;
and when the second position sensor is triggered, the driving device is controlled to act along a second direction, and when the first position sensor is triggered, the driving device is controlled to stop.
8. The weft hooking device of the flat knitting machine according to claim 4, wherein a cover plate for separating and protecting the weft hooking plate and a knitting passage of the flat knitting machine is further extended from the mounting bracket.
9. The weft hooking device of the flat knitting machine according to claim 5, wherein the weft hooking plate is provided with a mounting hole penetrating through the weft hooking plate in the thickness direction, and the first sensing probe is embedded in the mounting hole.
10. A flat knitting machine, a knitting channel for conveying fabric is arranged in a machine body of the flat knitting machine, a bottom plate starting sliding device for drawing the fabric is arranged in the knitting channel, and the flat knitting machine yarn hooking device matched with the bottom plate starting sliding device is arranged in the knitting channel and is according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122750455.3U CN217399098U (en) | 2021-11-10 | 2021-11-10 | Flat knitting machine and flat knitting machine yarn hooking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122750455.3U CN217399098U (en) | 2021-11-10 | 2021-11-10 | Flat knitting machine and flat knitting machine yarn hooking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217399098U true CN217399098U (en) | 2022-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122750455.3U Active CN217399098U (en) | 2021-11-10 | 2021-11-10 | Flat knitting machine and flat knitting machine yarn hooking device |
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| Country | Link |
|---|---|
| CN (1) | CN217399098U (en) |
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2021
- 2021-11-10 CN CN202122750455.3U patent/CN217399098U/en active Active
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