CN216765204U - Filament cutting device for braiding machine - Google Patents
Filament cutting device for braiding machine Download PDFInfo
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- CN216765204U CN216765204U CN202220246612.9U CN202220246612U CN216765204U CN 216765204 U CN216765204 U CN 216765204U CN 202220246612 U CN202220246612 U CN 202220246612U CN 216765204 U CN216765204 U CN 216765204U
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- cutting device
- knitting
- blade
- yarn
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Abstract
The utility model relates to the technical field of knitting machines, in particular to a filament cutting device for a knitting machine, which is horizontally arranged below the inner side of a shuttle changing frame of the knitting machine and comprises blades, an upper blade cover and a lower cover plate, wherein the upper blade cover and the lower cover plate are respectively arranged above and below the blades; the inner side of the knitting needle triangle seat is fixedly provided with a connecting piece, the front end of the connecting piece is provided with a yarn blocking disc positioned at the central line of the shuttle changing frame, and the side edge of the connecting piece is fixedly connected with a filament cutting device. The filament cutting device is arranged in the radial direction of the shuttle changing frame, when the stations alternate and then redundant yarns connected on the hose continuously rotate along with the hose, and when the needle cylinder rotates for a circle, the redundant yarns on the hose are cut off when encountering the filament cutting device.
Description
Technical Field
The utility model relates to the technical field of knitting machines, in particular to a filament cutting device for a knitting machine.
Background
The existing multi-station dyeing test knitting machine can generate a central line in the knitting process, redundant yarn can be generated and connected onto the stocking tape when each station is alternated in the knitting process, after the stocking tape is knitted, the color judging stocking plate penetrates into the middle of the stocking tape to cause obstruction, and the stocking tape is possibly damaged due to the fact that the yarn is hooked, so that the subsequent procedure is influenced.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: in order to overcome the defects in the prior art, the filament cutting device for the knitting machine is provided.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a filament cutting device for a knitting machine is horizontally arranged below the inner side of a shuttle changing frame of the knitting machine and comprises blades, an upper blade cover and a lower cover plate, wherein the upper blade cover and the lower cover plate are respectively arranged on the upper portion and the lower portion of the blades, a knitting needle triangular seat is arranged below the shuttle changing frame, one end of the upper blade cover is fixed at the lower end of the knitting needle triangular seat, and the other end of the upper blade cover is positioned at the center line of the shuttle changing frame.
Furthermore, a connecting piece is fixedly arranged on the inner side of the knitting needle triangle seat, a yarn blocking disc positioned at the center line of the shuttle changing frame is arranged at the front end of the connecting piece, and the side edge of the connecting piece is fixedly connected with the filament cutting device. The shredding device is fixed on multiple surfaces through the connecting piece and the knitting needle triangular seat, and the stability of the structure of the shredding device is ensured.
Furthermore, the upper knife cover and the yarn blocking disc are provided with concentric through holes for yarns to pass through.
Furthermore, a first layer of slot for limiting the lower cover plate is arranged at the lower end of the upper knife cover, a second layer of slot for limiting the blade is arranged on the first layer of slot, and the blade is fixed and limited between the upper knife cover and the lower cover plate. The upper knife cover and the lower cover plate are fixedly connected with the connecting piece through bolts, and when the blades are not sharp any more, the blades can be replaced by unscrewing the bolts.
Furthermore, the knitting needle triangle seat is connected to the needle cylinder in a switching mode, the needle cylinder is driven to rotate by the shuttle changing motor, and the knitting needle triangle seat is driven to rotate by the driving device. The driving device adopts a stepping motor, a servo motor and the like to provide power.
The beneficial effects of the utility model are: the filament cutting device is arranged in the radial direction of the shuttle changing frame, when the stations alternate and then redundant yarns connected on the hose continuously rotate along with the hose, and when the needle cylinder rotates for a circle, the redundant yarns on the hose are cut off when encountering the filament cutting device.
Drawings
In order to more clearly illustrate the embodiments or technical solutions of the present invention, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the description below are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of the mounting structure of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 from another angle according to the present invention;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged view of the structure of portion B of FIG. 3 according to the present invention;
fig. 5 is an exploded view of the present invention.
The reference numbers in the figures: 1-shuttle changing frame, 2-filament cutting device, 4-yarn blocking disc, 14-needle cylinder, 17-knitting needle triangle seat, 21-upper knife cover, 22-blade, 23-lower cover plate, 24-first layer slot, 25-second layer slot and 41-connecting piece.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The yarn cutting device for the knitting machine shown in figures 1-5 is horizontally arranged below the inner side of a shuttle changing frame 1 of the knitting machine, and comprises a blade 22, an upper blade cover 21 and a lower cover plate 23 which are respectively arranged above and below the blade 22, a knitting needle triangular seat 17 is arranged below the shuttle changing frame 1, one end of the upper blade cover 21 is fixed at the lower end of the knitting needle triangular seat 17, and the other end is positioned at the center line of the shuttle changing frame 1. The filament cutter 2 is arranged in the radial direction of the shuttle changing frame 1, when the working positions are alternated, redundant yarns connected on the hose can continuously rotate along with the hose, and when the needle cylinder 14 rotates for one circle, the redundant yarns on the hose can be cut off when meeting the filament cutter 2.
The inner side of the knitting needle triangle seat 17 is fixedly provided with a connecting piece 41, the front end of the connecting piece 41 is provided with a yarn blocking disc 4 positioned at the center line of the shuttle changing frame 1, and the side edge is fixedly connected with the filament cutting device 2. The filament cutting device 2 is fixed on multiple surfaces through the connecting piece 41 and the knitting needle triangle seat 17, and the structural stability of the filament cutting device 2 is ensured.
The upper knife cover 21 and the yarn blocking disk 4 are provided with concentric through holes for yarns to pass through.
The lower end of the upper knife cover 21 is provided with a first layer slot 24 for limiting the lower cover plate 23, the first layer slot 24 is provided with a second layer slot 25 for limiting the blade 22, and the blade 22 is fixed and limited between the upper knife cover 21 and the lower cover plate 23. The upper knife cover 21 and the lower cover plate 23 are fixedly connected with the connecting piece 41 through bolts, and when the blade 22 is not sharp any more, the blade 22 can be replaced by loosening the bolts.
The knitting needle triangle seat 17 is connected to the needle cylinder 14 in a switching mode, the needle cylinder 14 is driven to rotate by a shuttle changing motor, and the knitting needle triangle seat 17 is driven to rotate by a servo motor.
During weaving, redundant yarn is generated when stations are alternated and is connected to the hose to continuously rotate along with the hose, the yarn is cut off when the yarn is rotated to the yarn cutting device 2, the yarn cutting device 2 is arranged in front of the initial weaving station, the distance from the stations to the front of the initial weaving station is longest after the stations are alternated, and the other end of the waste yarn can be fully wound on a central line generated in the weaving process, so that the yarn cutting device 2 is easier to cut off between the hose and the waste yarn of the central line, the cut yarn is wound by the central line, and the yarn cannot float because of no weaving; meanwhile, when redundant yarns on the stocking are cut off by the shredding device 2, a certain allowance is formed, and when the color judging stocking board penetrates into the middle of the stocking, the situation of silk drawing cannot occur.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a shred device for braider which characterized in that: the knitting machine changing shuttle frame is horizontally arranged below the inner side of the knitting machine changing shuttle frame (1) and comprises a blade (22), an upper blade cover (21) and a lower cover plate (23) which are respectively arranged above and below the blade (22), a knitting needle triangular seat (17) is arranged below the knitting machine changing shuttle frame (1), one end of the upper blade cover (21) is fixed at the lower end of the knitting needle triangular seat (17), and the other end of the upper blade cover is positioned at the center line of the knitting machine changing shuttle frame (1).
2. The yarn cutting device for knitting machines as in claim 1, wherein: the knitting needle cam seat (17) is fixedly provided with a connecting piece (41) on the inner side, and the front end of the connecting piece (41) is provided with a yarn blocking disc (4) positioned at the center line of the shuttle changing frame (1), and the side edge of the yarn blocking disc is fixedly connected with the shredding device (2).
3. The filament cutting device for knitting machines according to claim 2, characterized in that: the upper knife cover (21) and the yarn blocking disc (4) are provided with concentric through holes for yarns to pass through.
4. The yarn cutting device for knitting machines as in claim 1, wherein: the lower end of the upper knife cover (21) is provided with a first layer slot (24) of a limiting lower cover plate (23), the first layer slot (24) is provided with a second layer slot (25) of a limiting blade (22), and the blade (22) is fixed and limited between the upper knife cover (21) and the lower cover plate (23).
5. The yarn cutting device for knitting machines as in claim 1, wherein: the knitting needle triangular seat (17) is switched on the needle cylinder (14), the needle cylinder (14) is driven to rotate by a shuttle changing motor, and the knitting needle triangular seat (17) is driven to rotate by a driving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220246612.9U CN216765204U (en) | 2022-01-29 | 2022-01-29 | Filament cutting device for braiding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220246612.9U CN216765204U (en) | 2022-01-29 | 2022-01-29 | Filament cutting device for braiding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216765204U true CN216765204U (en) | 2022-06-17 |
Family
ID=81957010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220246612.9U Active CN216765204U (en) | 2022-01-29 | 2022-01-29 | Filament cutting device for braiding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216765204U (en) |
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2022
- 2022-01-29 CN CN202220246612.9U patent/CN216765204U/en active Active
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