CN212375484U - Pressing and cutting mechanism for weft knitting machine - Google Patents
Pressing and cutting mechanism for weft knitting machine Download PDFInfo
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- CN212375484U CN212375484U CN202020714308.3U CN202020714308U CN212375484U CN 212375484 U CN212375484 U CN 212375484U CN 202020714308 U CN202020714308 U CN 202020714308U CN 212375484 U CN212375484 U CN 212375484U
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Abstract
The utility model discloses a pressing and cutting mechanism for a weft knitting machine, which comprises a bottom plate, a guide rail, a wire device, a tensioning cylinder and a shearing device, wherein the guide rail, the wire device and the shearing device are all fixed on the bottom plate; the lead device comprises a plurality of lead wheels and a lead frame, knitting yarns penetrate through the lead frame to surround a plurality of lead wheels, the direction of discharging of the knitting yarns is well guided by using the lead frame and the lead wheels, discharging is smooth, the shearing device cuts the knitting yarns in the pressing moment when the knitting yarns are pressed tightly, the shearing cylinder acts to drive the scissors to shear the knitting yarns quickly and flatly, and meanwhile, the yarn ends remained in the pressing device are quickly picked up in the cutting moment of the knitting yarns, so that the production efficiency is improved, and the quality of produced products is improved.
Description
Technical Field
The utility model relates to a knitting machine technical field especially relates to a press and cut mechanism for weft knitting machine.
Background
Along with the development of new fabrics, the new fabric is more and more applied to knitting machines, weft knitting machines and knitting machines for feeding yarns to knitting needles to knit weft knitted fabrics along the weft direction. According to the shape of the needle bed, the circular weft knitting machine and the flat weft knitting machine can be divided; according to the needle type, the needle type can be divided into a 'crochet needle' machine, a 'latch needle' machine and a 'compound needle' machine; the number of needle beds can be divided into a single-face weft broker machine and a double-face weft knitting machine. The main mechanisms of the weft knitting machine are a yarn feeding mechanism, a knitting mechanism, a traction mechanism, a transmission mechanism, an auxiliary mechanism and a rack, and some jacquard weft knitting machines are also provided with a needle selection mechanism. The production process of the weft knitting machine is simple, the used yarns can be directly woven on the machine without a preparation process, a pressing and cutting mechanism is arranged in a knitting device, but the existing pressing and cutting mechanism for the weft knitting machine has the problems that the discharging is not smooth when the existing pressing and cutting mechanism is used for guiding, the cutting is not smooth, the thread ends after cutting are inconvenient to pick up and the like, the use is influenced, and the quality after knitting is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a press and cut mechanism for weft knitting machine, it is smooth and easy to guide the ejection of compact in the use, and the knitting line cut is level and smooth, and the end of a thread after cutting off conveniently picks up and carries out operation on next step, has improved production efficiency, has improved the quality of production product.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model has the preferable technical proposal that the device comprises a bottom plate, a guide rail, a wire device, a tensioning cylinder and a shearing device, wherein the guide rail, the wire device and the shearing device are all fixed on the bottom plate, the wire device and the shearing device are arranged at the same end of the guide rail, and the tensioning cylinder is arranged at the other end of the guide rail; the lead device comprises a plurality of lead wheels and a lead frame, knitting yarns penetrate through the lead frame to surround the plurality of lead wheels, and the direction of discharging of the knitting yarns is well guided by using the lead frame and the lead wheels, so that the discharging is smooth, the production efficiency is improved, and the quality of produced products is improved.
The utility model discloses preferred technical scheme lies in, one side of the leading-out terminal of wire device is configured and is used for compressing tightly the closing device of knitting line, closing device includes the briquetting, compresses tightly the cylinder and briquetting down, knitting line passes go up the briquetting with between the briquetting down.
The utility model discloses preferred technical scheme lies in, shearing mechanism disposes scissors, cuts cylinder and joint bearing, joint bearing's one end is fixed on the shearing cylinder, other end sliding connection has the scissors.
The utility model discloses preferred technical scheme lies in, taut cylinder is connected with through unsteady joint and is used for the pullback the cylinder of acting as go-between of knitting line, the cylinder of acting as go-between is fixed taut cylinder with one side.
The utility model discloses preferred technical scheme lies in, wire device still disposes fixed plate and bolt, wire device passes through the bolt fastening is in on the fixed plate.
The utility model has the advantages that:
the technical problem to be solved by the utility model is to provide a press cutting mechanism for a weft knitting machine, which comprises a bottom plate, a guide rail, a wire device, a tensioning cylinder and a shearing device, wherein the guide rail, the wire device and the shearing device are all fixed on the bottom plate, the wire device and the shearing device are arranged at the same end of the guide rail, and the tensioning cylinder is arranged at the other end of the guide rail; the lead device comprises a plurality of lead wheels and a lead frame, knitting yarns penetrate through the lead frame to surround a plurality of lead wheels, the direction of discharging of the knitting yarns is well guided by using the lead frame and the lead wheels, discharging is smooth, the shearing device cuts the knitting yarns in the pressing moment when the knitting yarns are pressed tightly, the shearing cylinder acts to drive the scissors to shear the knitting yarns quickly and flatly, and meanwhile, the yarn ends remained in the pressing device are quickly picked up in the cutting moment of the knitting yarns, so that the production efficiency is improved, and the quality of produced products is improved.
Drawings
FIG. 1 is a schematic view of an overall structure of a press cutting mechanism for a weft knitting machine according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a thread guiding device and a pressing device of a pressing and cutting mechanism for a weft knitting machine according to an embodiment of the present invention;
FIG. 3 is a schematic view of a shearing device of a pressing and cutting mechanism for a weft knitting machine according to an embodiment of the present invention;
in the figure:
1. a base plate; 2. a guide rail; 3. a wire guide device; 4. tensioning the cylinder; 5. a shearing device; 31. a wire guide wheel; 32. a lead frame; 6. a pressing device; 61. pressing the blocks; 62. a pressing cylinder; 63. pressing the block; 51. scissors; 52. a shearing cylinder; 53. a knuckle bearing; 41. a floating joint; 7. a wire pulling cylinder; 33. a fixing plate; 34. and (4) bolts.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, the utility model provides a traditional Chinese medicine grinder, which comprises a bottom plate 1, a guide rail 2, a wire device 3, a tensioning cylinder 4 and a shearing device 5, wherein the guide rail 2, the wire device 3 and the shearing device 5 are all fixed on the bottom plate 1, the wire device 3 and the shearing device 5 are installed on the same end of the guide rail 2, and the tensioning cylinder 4 is installed on the other end of the guide rail 2; the wire guiding device 3 comprises a plurality of wire guiding wheels 31 and a wire guiding frame 32, knitting yarns penetrate through the wire guiding frame 32 and surround the plurality of wire guiding wheels 31, and the direction of discharging of the knitting yarns is well guided by using the wire guiding frame 32 and the wire guiding wheels 31, so that discharging is smooth, production efficiency is improved, and quality of produced products is improved.
Preferably, a pressing device 6 for pressing the knitting thread is provided at one side of the thread outgoing end of the thread guiding device 3, and the pressing device 6 includes an upper pressing block 61, a pressing cylinder 62, and a lower pressing block 63, and the knitting thread passes between the upper pressing block 61 and the lower pressing block 63.
Preferably, the shearing device 5 is provided with a shear 51, a shearing cylinder 52 and a joint bearing 53, wherein one end of the joint bearing 53 is fixed on the shearing cylinder 52, and the other end is connected with the shear 51 in a sliding way.
Preferably, the tensioning cylinder 4 is connected by a floating joint 41 to a thread pulling cylinder 7 for pulling back the knitting thread, the thread pulling cylinder 7 being fixed on the same side of the tensioning cylinder 4.
Preferably, the wire guide 3 is further provided with a fixing plate 33 and a bolt 34, and the wire guide 3 is fixed to the fixing plate 33 by the bolt 34.
When the device is used, knitting yarns penetrate through the lead frame 32 and the yarn guide wheel 31 to enter between the upper pressing block 61 and the lower pressing block 63, meanwhile, the pressing air cylinder 62 is configured to press the knitting yarns through the pressing air cylinder 62, so that the device is suitable for any knitting yarns, the lower pressing block 63 presses the knitting yarns on the upper pressing block 61, meanwhile, the shearing air cylinder 52 acts to drive the scissors 51 to rapidly shear the knitting yarns to be short, the pulling air cylinder 7 drives the tensioning air cylinder 4 to clamp the remained yarn end after the knitting yarns are sheared to be short, the pulling air cylinder 7 pulls back the knitting yarns after the yarn end is clamped to facilitate the next process of the device, the discharging direction of the knitting yarns is well guided by using the lead frame and the yarn guide wheel to enable the discharging to be smooth, in addition, the shearing air cylinder acts to drive the scissors to rapidly and flatly shear the knitting yarns to be short at the moment that the knitting yarns are sheared by the cutting device, meanwhile, the, the production efficiency is improved, and the quality of the produced product is improved.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (5)
1. A press cutting mechanism for a weft knitting machine, characterized in that:
the wire guiding device comprises a bottom plate (1), a guide rail (2), a wire guiding device (3), a tensioning cylinder (4) and a shearing device (5), wherein the guide rail (2), the wire guiding device (3) and the shearing device (5) are all fixed on the bottom plate (1), the wire guiding device (3) and the shearing device (5) are installed on the same end of the guide rail (2), and the tensioning cylinder (4) is installed on the other end of the guide rail (2);
the wire guiding device (3) comprises a plurality of wire guiding wheels (31) and a lead frame (32), and needles and wires penetrate through the lead frame (32) and surround the plurality of wire guiding wheels (31).
2. The press cutting mechanism for a weft knitting machine according to claim 1, characterized in that:
one side of the wire outlet end of the wire guiding device (3) is provided with a pressing device (6) used for pressing the needle and the wire, the pressing device (6) comprises an upper pressing block (61), a pressing cylinder (62) and a lower pressing block (63), the needle and the wire penetrate through the upper pressing block (61) and the lower pressing block (63), and the pressing cylinder (62) is fixed above the upper pressing block (61).
3. The press cutting mechanism for a weft knitting machine according to claim 1, characterized in that:
the shearing device (5) is provided with scissors (51), a shearing cylinder (52) and a joint bearing (53), one end of the joint bearing (53) is fixed on the shearing cylinder (52), and the other end of the joint bearing (53) is connected with the scissors (51) in a sliding mode.
4. The press cutting mechanism for a weft knitting machine according to claim 1, characterized in that:
the tensioning cylinder (4) is connected with a wire pulling cylinder (7) used for pulling back the needle wire through a floating joint (41), and the wire pulling cylinder (7) is fixed on the same side of the tensioning cylinder (4).
5. The press cutting mechanism for a weft knitting machine according to claim 1, characterized in that:
the lead device (3) is further provided with a fixing plate (33) and a bolt (34), and the lead device (3) is fixed on the fixing plate (33) through the bolt (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020714308.3U CN212375484U (en) | 2020-04-30 | 2020-04-30 | Pressing and cutting mechanism for weft knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020714308.3U CN212375484U (en) | 2020-04-30 | 2020-04-30 | Pressing and cutting mechanism for weft knitting machine |
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| Publication Number | Publication Date |
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| CN212375484U true CN212375484U (en) | 2021-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020714308.3U Active CN212375484U (en) | 2020-04-30 | 2020-04-30 | Pressing and cutting mechanism for weft knitting machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115045033A (en) * | 2022-07-04 | 2022-09-13 | 汕头市连兴实业有限公司 | Thread end hooking and storing processing method for collar knitting machine and collar knitting machine |
-
2020
- 2020-04-30 CN CN202020714308.3U patent/CN212375484U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115045033A (en) * | 2022-07-04 | 2022-09-13 | 汕头市连兴实业有限公司 | Thread end hooking and storing processing method for collar knitting machine and collar knitting machine |
| CN115045033B (en) * | 2022-07-04 | 2024-01-23 | 汕头市连兴实业有限公司 | Thread end hooking treatment method for collar knitting machine and collar knitting machine |
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