CN113062038B - Traction device of knitting machine - Google Patents
Traction device of knitting machine Download PDFInfo
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- CN113062038B CN113062038B CN202110331520.0A CN202110331520A CN113062038B CN 113062038 B CN113062038 B CN 113062038B CN 202110331520 A CN202110331520 A CN 202110331520A CN 113062038 B CN113062038 B CN 113062038B
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- gripper
- seat
- tension spring
- control panel
- fixed
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B15/00—Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
- D04B15/88—Take-up or draw-off devices for knitting products
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B27/00—Details of, or auxiliary devices incorporated in, warp knitting machines, restricted to machines of this kind
- D04B27/34—Take-up or draw-off devices for knitted products
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- Textile Engineering (AREA)
- Knitting Machines (AREA)
Abstract
The invention discloses a traction device of knitting machinery, which comprises a plurality of rake traction mechanisms, wherein each rake traction mechanism comprises a gripper assembly, a lifting seat and a fixed seat, the gripper assembly comprises a gripper seat, the gripper seat and the lifting seat are arranged on a linear bearing seat, a plurality of independent gripper pieces are arranged in the gripper seat, and a plurality of parallel obliquely inserted needles are arranged on each gripper piece; the gripper pieces are provided with two long waist holes which are longitudinally arranged, an upper needle roller shaft and a lower needle roller shaft are fixed on the gripper seats, and the gripper pieces sequentially penetrate through the upper needle roller shaft and the lower needle roller shaft; the gripper seat is further fixedly provided with a tension spring mounting shaft, a plurality of first tension springs are arranged on the tension spring mounting shaft, and the first tension springs correspond to the gripper pieces one to one. The invention minimizes the gripper assembly, each gripper sheet is independent, and the long waist holes on the gripper sheets enable each gripper sheet to be in different traction positions under different knitting requirements.
Description
Technical Field
The invention belongs to the technical field of knitting machinery, and particularly relates to a traction device of knitting machinery.
Background
At present, a rake type traction device used on a knitting machine is used for pulling a fabric, particularly on a full-forming machine, each rake type traction mechanism in the rake type traction device works independently, the rake type traction mechanism can be freely selected to act according to the specific weaving requirement of the fabric, double-sided traction, single-sided traction or certain part of single-sided traction or even single traction can be realized, the selective traction of the fabric is realized, the traction force is controllable, and the air pressure and the electric control adjusting mechanism are adjusted to adjust the traction force according to the traction requirements of different fabrics.
The plurality of grippers on the single rake type traction mechanism can synchronously grip a certain width of fabric, when the fabric gripped by the single rake type traction mechanism has two parts of weaving and non-weaving, if the grippers continue to pull the fabric downwards, the loops of the non-woven fabric are elongated, and the forming quality of the fabric is affected. If the gripper stops pulling the fabric downwards, the part of the fabric needing to be knitted can be blocked at the needle plate opening, and the knitting work and the forming quality of the fabric are influenced.
Disclosure of Invention
The invention aims to provide a traction device of a knitting machine, which can minimize a single gripper assembly, ensure that the traction is stopped for a part of fabric which is not woven, and realize the continuous traction for a part of fabric which needs to be woven.
Therefore, the technical scheme of the invention is as follows: a traction device of knitting machinery comprises a plurality of rake type traction mechanisms, each rake type traction mechanism comprises a gripper assembly, a lifting seat and a fixed seat, each gripper assembly comprises a gripper seat, the gripper seats and the lifting seats are installed on linear bearing seats, and the linear bearing seats are movably connected with the fixed seats through linear bearings; a second tension spring is arranged on the side face of the fixed seat, one end of the second tension spring is fixed on the linear bearing seat, and the other end of the second tension spring is fixed on the fixed seat; the fixed seat is provided with a lifting component for pushing the lifting seat to move upwards;
the method is characterized in that: a plurality of independent gripper sheets are arranged in the gripper seat, and each gripper sheet is provided with a plurality of parallel obliquely inserted needles; the gripper pieces are provided with two long waist holes which are longitudinally arranged, the gripper seat is fixedly provided with an upper needle roller shaft and a lower needle roller shaft, and the upper needle roller shaft and the lower needle roller shaft respectively penetrate through the two long waist holes on the gripper pieces, so that the gripper pieces sequentially penetrate through the upper needle roller shaft and the lower needle roller shaft; the gripper seat is further fixedly provided with a tension spring mounting shaft, the tension spring mounting shaft is provided with a plurality of first tension springs, the first tension springs correspond to the gripper pieces one to one, one end of each first tension spring is fixed on the tension spring mounting shaft, and the other end of each first tension spring is fixed on the gripper pieces.
Preferably, the second tension spring gives a downward second elastic force to the gripper seat, and the first tension spring gives a downward first elastic force to the gripper sheet, and the second elastic force is greater than the sum of the first elastic forces of all the first tension springs.
Preferably, the gripper assembly further comprises a torsion spring, the torsion spring is sleeved on the lower needle roller, one end of the torsion spring is hooked on the gripper seat, and the other end of the torsion spring abuts against the linear bearing seat; the upper end of the linear bearing seat is rotatably connected with the gripper seat through a gripper seat rotating shaft, the gripper seat rotating shaft is arranged at the lower end of the gripper seat, and the gripper seat can drive the gripper sheet to swing inwards and outwards by taking the gripper seat rotating shaft as a center.
Preferably, the gripper pieces are penetrated together through an upper needle roller shaft and a lower needle roller shaft, and a spacer is arranged between the gripper pieces; and adjusting clamping rings are arranged on the side surfaces of the upper needle roller shaft and the lower needle roller shaft.
Preferably, the claw piece is divided into a working part and an installation part, a plurality of parallel obliquely inserted needles are arranged in front of the working part, and the working part and the installation part are integrally formed or are fixed into a whole after being processed in a split mode.
Preferably, the side surface of the claw seat is provided with a control panel, the control panel consists of a push-in control panel and a rotary control panel, and the bottom end of the push-in control panel and the top end of the rotary control panel are installed on a claw seat rotary shaft on the claw seat together; the elastic part is arranged on one side, facing the fixed seat, of the top end of the push-in control plate and can deform; the tail end of the rotary control plate is provided with a boss, one side of the fixing seat, which is close to the control plate, is provided with an eccentric second control plate roller and a limiting eccentric pin, and the boss is clamped between the second control plate roller and the limiting eccentric pin.
Preferably, a control panel roller seat is further fixed on one side of the fixing seat, which is close to the control panel, a control panel roller shaft is installed on the control panel roller seat, a first control panel roller is movably installed on the control panel roller shaft, and the first control panel roller is abutted against the elastic part of the push-in control panel.
Preferably, the lifting assembly comprises a lifting piston, and the lifting piston pushes the lifting seat and the gripper seat to move upwards relative to the fixed seat.
Preferably, the side of the top of the fixed seat is provided with an inductor assembly, the inductor assembly comprises an inductor seat and an induction steel wire, and the induction steel wire is installed on the inductor seat.
Preferably, the front end of the claw seat is further provided with a guard plate, the guard plate is provided with a plurality of long grooves for the movement of the needles, and the guard plate is mounted on the fixed seat.
When the lifting seat is at the highest position, the gripper seat is at the initial position, the first tension spring pulls the gripper sheet downwards, and the upper and lower needle rollers are abutted against the upper edge of the long waist hole on the gripper sheet under the action of the elastic force of the first tension spring; when the gripper assembly overturns outwards to grip the fabric and moves downwards, the gripper seat drives the upper and lower needle roller shafts to move downwards under the action of the elastic force of the second tension spring, and the first elastic force of the second tension spring is far greater than the second elastic force of the first tension spring on the gripper sheet, so that the upper and lower needle roller shafts are separated from the upper edge of the long waist hole on the gripper sheet.
When the weaving part and the non-weaving part exist in the fabric grabbed by the single grabbing component at the same time, the grabbing component is stopped at the rest position, and because each grabbing piece is independent, the grabbing piece can continuously move downwards under the action of the first tension spring, and the long waist holes in the grabbing pieces provide a space for continuously moving downwards, when the fabric participating in weaving is continuously woven, the independent grabbing pieces can pull the fabric downwards under the action of the spring force, the self gravity and the fabric gravity of the first tension spring, and the grabbing pieces not participating in weaving are continuously stopped at the rest position, so that the fabric is ensured not to float upwards and not be pulled downwards.
The gripper assembly is minimized, the gripper pieces are independent, and each gripper piece is provided with a matched tension spring, so that the gripper pieces can pull the fabric, and the fabric is prevented from floating upwards; the claw piece is installed on the claw seat through being equipped with long waist hole, and long waist hole provides the space that continues to travel downwards for the claw piece for each claw piece is in different tractive positions under the demand of weaving of difference.
Drawings
The following detailed description is made with reference to the accompanying drawings and embodiments of the present invention
Fig. 1 and 2 are schematic structural views of a gripper assembly;
FIG. 3 is an exploded view of a part of the gripper assembly;
FIG. 4 is a schematic structural view of a claw sheet according to embodiment 1;
fig. 5 and 6 are schematic structural views (without guard plates) of the drawing device;
FIG. 7 is an exploded view of a component of the pulling device;
fig. 8 is a structural schematic view of the gripper sheet being integrally formed.
Labeled as: the device comprises a fixed seat 1, a lifting seat 2, a gripper assembly 3, a gripper seat 31, an upper needle roller 32, a lower needle roller 33, a spacer 34, an adjusting clamping ring 35, a tension spring mounting shaft 36, a gripper seat rotating shaft 37, a spacer 38, a linear bearing seat 4, a linear bearing 5, a gripper sheet 6, a needle 61, a working part 62, a mounting part 63, a long waist hole 64, a first tension spring 65, a torsion spring 66, a tension spring hook 67, a guard plate 7, a push-in control plate 81, a rotary control plate 82, an elastic part 83, a control plate roller seat 84, a control plate reset seat 85, a first control plate roller 86, a second control plate roller 87, a limiting eccentric pin 88, an adjusting mechanism 9, a tension spring plate 91, a rotary toothed plate 92, a tension spring column 93, a tension spring plate roller 94, a convex column 95, a stop mechanism 10, a limiting support 101, a limiting seat 102, an electromagnet 103, a second tension spring 11, a lifting piston 12, an inductor seat 13 and an inductor wire 14.
Detailed Description
See the drawings. The drawing device described in this embodiment is composed of a plurality of rake drawing mechanisms on both sides, each rake drawing mechanism is independent, and several rake drawing mechanisms can be freely selected to act. Each rake type traction mechanism comprises a gripper assembly 3, a lifting seat 2 and a fixed seat 1. The gripper assembly 3 comprises a gripper seat 31, the gripper seat 31 and the lifting seat 2 are installed on the linear bearing seat 4, and the linear bearing seat 4 is connected with the fixed seat 1 through a linear bearing 5.
A plurality of independent gripper sheets 6 are arranged in the gripper seat 31, and a plurality of needles 61 are longitudinally arranged and regularly and obliquely inserted on the gripper sheets 6; the front end of the claw seat 31 is also provided with a protective plate 7, the protective plate is provided with a plurality of long grooves for the movement of needles, and the protective plate 7 is arranged on the fixed seat 1; the gripper sheet is divided into a working part 62 and an installation part 63, the working part and the installation part are integrally formed or processed in a split mode, during processing in the split mode, a plurality of parallel obliquely inserted needles 61 are arranged in front of the working part, a groove is formed in the rear of the working part 62, the top of the installation part 63 is inserted into the groove of the working part 62, and the two parts are fixed into a whole.
The middle and the bottom of each gripper piece 6 are respectively provided with a longitudinally arranged long waist hole 64, an upper needle shaft 32 and a lower needle shaft 33 are fixed on the gripper seat 31, each gripper piece 6 sequentially penetrates the upper needle shaft and the lower needle shaft, each gripper piece is separated by a spacer 34 or a spacer ring 38, the upper needle shaft and the lower needle shaft respectively penetrate the two long waist holes 64 on the gripper pieces and can move up and down in the long waist holes, and the side surfaces of the upper needle shaft and the lower needle shaft are provided with adjusting clamping rings 35 which can adjust the installation gaps among the gripper pieces. Because the adjusting clamping ring 35 needs to be installed, the space of the side plates is not enough, and the two gripper sheets on the two sides can be installed on the same gripper main body, and the two grippers are fixed through riveting. Each gripper piece 6 is provided with a first tension spring 65, a tension spring hook 67 is arranged on each gripper piece, a tension spring mounting shaft 36 is fixed on the gripper seat 3, one end of the first tension spring 65 is fixed on the tension spring mounting shaft 36, and the other end of the first tension spring 65 is fixed on the gripper piece 6.
The two sides of the bottom of the gripper sheet 6 are provided with torsion springs 66 which are sleeved on the lower needle roller, one end of each torsion spring is hooked on the gripper seat 31, the other end of each torsion spring is propped against the linear bearing seat 4, when the gripper seat is in an initial state, the torsion springs are in a clamping state, and when the gripper seat moves downwards, the torsion force of the torsion springs can enable the gripper seat and the gripper sheet to swing outwards. The upper end of the linear bearing seat 4 is rotatably connected with the gripper seat 31 through a gripper seat rotating shaft 37, the gripper seat rotating shaft is arranged at the lower end of the gripper seat, and the gripper seat can drive the gripper sheet 6 to swing inwards and outwards by taking the gripper seat rotating shaft 37 as a center.
The side of the claw seat 31 is provided with a control panel, the control panel is composed of a push-in control panel 81 and a rotary control panel 82, the top end of the push-in control panel is arranged on a lower needle roller shaft and a tension spring mounting shaft, the bottom end of the push-in control panel and the top end of the rotary control panel are arranged on a claw seat rotary shaft on the claw seat together, and the push-in control panel 81 and the rotary control panel 82 form a lever structure. An elastic part 83 is arranged at one side of the top end of the push-in control plate 81 facing the fixed seat, a abdicating groove is arranged between the elastic part and the push-in control plate body, and the elastic part can deform; a control plate roller seat 84 and a control plate reset seat 85 are fixed on one side of the fixed seat 1 close to the control plate, a control plate roller shaft is mounted on the control plate roller seat 84, and a first control plate roller 86 is movably mounted on the control plate roller shaft; the control plate reset seat 85 is provided with a second control plate roller 87 and a limit eccentric pin 88, the second control plate roller is eccentrically adjustable, and the angle position of the front and back rotation of the claw seat can be adjusted together with the limit eccentric pin.
When the lifting seat 2 is at the highest position, the elastic part pushed into the control plate 81 is abutted against the first control plate roller 86, a relief groove (notch) is formed between the elastic part and the head of the control plate, the elastic part 83 is deformed, and the tail end of the rotary control plate 82 is provided with a boss which is clamped between the second control plate roller 87 and the limiting eccentric pin 88, so that the gripper seat cannot swing outwards; when the lifting seat 2 moves down, the elastic part recovers and leaves the first control plate roller 86, the boss at the tail part of the rotary control plate is separated from the second control plate roller and the limiting eccentric pin, the elastic part which is originally pushed into the control plate by extrusion can also reset, and the claw seat and the claw piece swing outwards.
The side of the top of the fixed seat 1 is provided with an inductor component, the inductor component comprises an inductor seat 13 and an induction steel wire 14, and the induction steel wire 14 is installed on the inductor seat 13. When the gripper blade returns to the starting position, i.e. the lifting seat is in the uppermost position, the gripper seat 31 touches the sensor wire 14, giving the machine a completion signal to ensure that the machine performs other actions safely.
A second tension spring 11 is arranged on the side surface of the fixed seat 1, one end of the second tension spring 11 is fixed on the linear bearing seat 4, and the other end of the second tension spring 11 is fixed on a tension spring plate of the adjusting mechanism 9; the fixed seat is provided with a lifting piston 12 for pushing the lifting seat to move upwards, the fixed seat is provided with an air passage, the fixed seat is ventilated to enable the lifting piston to act on the lifting seat and enable the lifting piston to move upwards, and when the lifting seat is not ventilated, the lifting seat is reset to move downwards by means of self gravity and a second tension spring.
The side of the fixed seat 1 is provided with an adjusting mechanism 9, which comprises a tension spring plate 91, a rotary toothed plate 92, a tension spring column 93 and a tension spring plate roller 94. A convex column 95 is arranged on one side face of the tension spring plate 91, a tension spring plate roller and a tension spring column are arranged on the other side of the tension spring plate 91, an upper convex block and a lower convex block are arranged on the periphery of the rotary toothed plate 92 and meshed with the tension spring rack, the convex column of the tension spring plate swings back and forth between the upper convex block and the lower convex block of the rotary toothed plate, the upper position and the lower position of the tension spring plate are limited, the motor drives the tension spring rack to rotate so as to adjust the positions of the upper convex block and the lower convex block of the toothed plate, one end of a second tension spring 11 is fixed on the tension spring column 93, and the other end of the second tension spring is fixed on the linear bearing seat 4.
The lifting piston pushes the lifting seat upwards, the gripper assembly moves upwards, the gripper assembly and the tension spring plate simultaneously ascend due to the action of the elastic force of the second tension spring 11 at the beginning, when the tension spring plate swings upwards until the convex column abuts against the upper convex block, the gripper assembly is separated from the tension spring plate roller and continues to ascend until the gripper assembly resets, the spring force is larger when the gripper assembly ascends, and the pulling force is larger when the follow-up gripper assembly descends; the piston rod resets, and the gripper subassembly moves downwards under the effect of spring force, and the lug is down to the projection butt lug down together with the extension spring board behind the butt extension spring board roller, and the extension spring board stops the downward swing, has limited the biggest stroke of falling of gripper subassembly.
A stop mechanism 10 is arranged below the adjusting mechanism 9, and comprises an electromagnet 103, a limit support 101 and a limit seat 102. The electro-magnet passes through spacing seat to be installed in one side of fixing base, and the plectrum accessible of electro-magnet is shifted from top to bottom, and spacing props and installs on spacing seat through the round pin axle to can use the round pin axle to rotate as the center, the plectrum of electro-magnet inlays in the open slot that spacing propped. The electromagnet is powered on, the poking sheet overcomes the magnetic force of the permanent magnet steel and pokes upwards, the limiting support rotates anticlockwise to a certain position under the action of the electromagnet, the lifting seat descends and is limited through the limiting support, and the gripper sheet reaches the stop position. If the lifting seat is to be withdrawn from the rest position, the lifting seat moves upwards to be separated from the limit support, the electromagnet is powered off, the shifting piece is reset through magnetic force, the limit support rotates clockwise to a certain position under the action of the electromagnet, and the limit support can be released in the descending process of the subsequent lifting seat.
The claw sheet 6 is arranged on the claw seat 31 through the long waist hole 64, when the lifting seat 2 is at the highest position, the claw sheet is at the initial position, and the upper and lower needle roller shafts of the claw sheet 6 are abutted against the upper edge of the long waist hole under the action of the first tension spring 65; after the gripper assembly overturns outwards to grip the fabric, the gripper seat drives the upper and lower needle roller shafts downwards under the action of the elastic force of the second tension spring in the process of driving downwards, and at the moment, the upper and lower needle roller shafts are separated from the upper edge of the long waist hole on the gripper sheet. When the fabric grabbed by the single grabbing component has two parts of weaving and non-weaving simultaneously, the single grabbing component is stopped at a rest position, and because each grabbing piece is independent, the grabbing pieces can continuously move downwards under the action of the first tension spring, and the long waist holes in the grabbing pieces provide a space for continuously moving downwards, when the fabric participating in weaving is continuously woven, the independent grabbing pieces can pull the fabric downwards under the action of the spring force, the self gravity and the fabric gravity of the first tension spring, and the grabbing pieces not participating in weaving are continuously stopped at the rest position, so that the fabric is ensured not to float upwards and not to be pulled downwards.
Claims (10)
1. A traction device of knitting machinery comprises a plurality of rake type traction mechanisms, each rake type traction mechanism comprises a gripper assembly, a lifting seat and a fixed seat, each gripper assembly comprises a gripper seat, the gripper seats and the lifting seats are installed on linear bearing seats, and the linear bearing seats are movably connected with the fixed seats through linear bearings; a second tension spring is arranged on the side face of the fixed seat, one end of the second tension spring is fixed on the linear bearing seat, and the other end of the second tension spring is fixed on the fixed seat; the fixed seat is provided with a lifting component for pushing the lifting seat to move upwards;
the method is characterized in that: a plurality of independent gripper sheets are arranged in the gripper seat, and each gripper sheet is provided with a plurality of parallel obliquely inserted needles; the gripper pieces are provided with two long waist holes which are longitudinally arranged, the gripper seat is fixedly provided with an upper needle roller shaft and a lower needle roller shaft, and the upper needle roller shaft and the lower needle roller shaft respectively penetrate through the two long waist holes on the gripper pieces, so that the gripper pieces sequentially penetrate through the upper needle roller shaft and the lower needle roller shaft; the gripper seat is further fixedly provided with a tension spring mounting shaft, the tension spring mounting shaft is provided with a plurality of first tension springs, the first tension springs correspond to the gripper pieces one to one, one end of each first tension spring is fixed on the tension spring mounting shaft, and the other end of each first tension spring is fixed on the gripper pieces.
2. A pulling device for knitting machines, as claimed in claim 1, characterized in that: the second tension spring gives downward second elastic force to the gripper seat, the first tension spring gives downward first elastic force to the gripper sheet, and the second elastic force is larger than the sum of the first elastic force given to the gripper sheet by all the first tension springs.
3. A pulling device for knitting machines, as claimed in claim 1, characterized in that: the gripper assembly further comprises a torsion spring, the torsion spring is sleeved on the lower needle roller, one end of the torsion spring is hooked on the gripper seat, and the other end of the torsion spring abuts against the linear bearing seat; the upper end of the linear bearing seat is rotatably connected with the gripper seat through a gripper seat rotating shaft, the gripper seat rotating shaft is arranged at the lower end of the gripper seat, and the gripper seat can drive the gripper sheet to swing inwards and outwards by taking the gripper seat rotating shaft as a center.
4. A pulling device for knitting machines, as claimed in claim 1, characterized in that: the gripper pieces are penetrated together through an upper needle roller shaft and a lower needle roller shaft, and a spacer is arranged between the gripper pieces; and adjusting clamping rings are arranged on the side surfaces of the upper needle roller and the lower needle roller.
5. A pulling device for knitting machines, as claimed in claim 1, characterized in that: the gripper sheet is divided into a working part and an installation part, a plurality of parallel obliquely inserted needles are arranged in front of the working part, and the working part and the installation part are integrally formed or are fixed into a whole after being processed in a split mode.
6. A pulling device for knitting machines, as claimed in claim 1, characterized in that: the side surface of the claw seat is provided with a control panel, the control panel consists of a push-in control panel and a rotary control panel, and the bottom end of the push-in control panel and the top end of the rotary control panel are arranged on a claw seat rotary shaft on the claw seat together; the elastic part is arranged on one side, facing the fixed seat, of the top end of the push-in control plate and can deform; the tail end of the rotary control plate is provided with a boss, one side of the fixing seat, which is close to the control plate, is provided with an eccentric second control plate roller and a limiting eccentric pin, and the boss is clamped between the second control plate roller and the limiting eccentric pin.
7. A pulling device for knitting machines, as claimed in claim 6, characterized in that: the fixed seat is close to one side of the control panel and is further fixed with a control panel roller seat, a control panel roller shaft is installed on the control panel roller seat, a first control panel roller is movably installed on the control panel roller shaft, and the first control panel roller is abutted to the elastic part of the push-in control panel.
8. A pulling device for knitting machines, as claimed in claim 1, characterized in that: the lifting assembly comprises a lifting piston, and the lifting piston pushes the lifting seat and the gripper seat to move upwards relative to the fixed seat.
9. A pulling device for knitting machines, as claimed in claim 1, characterized in that: the side surface of the top of the fixed seat is provided with an inductor assembly, the inductor assembly comprises an inductor seat and an induction steel wire, and the induction steel wire is arranged on the inductor seat.
10. A pulling device for knitting machines, as claimed in claim 1, characterized in that: the front end of the claw seat is also provided with a guard plate, the guard plate is provided with a plurality of long grooves for the movement of the needles, and the guard plate is arranged on the fixed seat.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110331520.0A CN113062038B (en) | 2021-03-29 | 2021-03-29 | Traction device of knitting machine |
| PCT/CN2021/085427 WO2022205464A1 (en) | 2021-03-29 | 2021-04-02 | Traction device for knitting machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110331520.0A CN113062038B (en) | 2021-03-29 | 2021-03-29 | Traction device of knitting machine |
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| Publication Number | Publication Date |
|---|---|
| CN113062038A CN113062038A (en) | 2021-07-02 |
| CN113062038B true CN113062038B (en) | 2022-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110331520.0A Active CN113062038B (en) | 2021-03-29 | 2021-03-29 | Traction device of knitting machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN113062038B (en) |
| WO (1) | WO2022205464A1 (en) |
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- 2021-03-29 CN CN202110331520.0A patent/CN113062038B/en active Active
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| WO2022205464A1 (en) | 2022-10-06 |
| CN113062038A (en) | 2021-07-02 |
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