CN218345639U - Needle withdrawing device for circular knitting machine - Google Patents
Needle withdrawing device for circular knitting machine Download PDFInfo
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- CN218345639U CN218345639U CN202222536759.4U CN202222536759U CN218345639U CN 218345639 U CN218345639 U CN 218345639U CN 202222536759 U CN202222536759 U CN 202222536759U CN 218345639 U CN218345639 U CN 218345639U
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- needle
- narrowing
- needle raising
- channel
- lifting piece
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Abstract
The utility model discloses a take-up and take-up device for a circular knitting machine, which corresponds to the circular knitting machine; the circular weft knitting machine is provided with a jacquard mechanism for base fabric jacquard and an upper disk for base fabric weaving. The jacquard mechanism is provided with a hook selecting device, the jacquard mechanism is provided with a lifting piece, and the lower part of the lifting piece is connected with the hook selecting device. The upper part of the lifting piece is connected with a connecting needle, and the top of the connecting needle is provided with a hook-shaped needle hook part. The upper part of the jacquard mechanism is provided with a needle raising and retracting support, the needle raising and retracting support is provided with a needle raising and retracting mechanism, and the needle retracting mechanism corresponds to the connecting needle. The utility model discloses a control of needle receiving movement track is realized to play needle portion and narrowing portion, guarantees that the needle receiving moves on the route that plans, guarantees that the needle receiving can not touch, avoids appearing the condition of bouncing about, in addition, the utility model discloses simple structure controls the components of a whole that can function independently design and can conveniently maintain and change use cost and maintenance cost greatly reduced.
Description
Technical Field
The utility model relates to a circular knitting machine equipment field especially relates to a circular knitting machine is with playing narrowing device.
Background
Knitting machines with needles arranged on a circular cylinder for producing circular weft-knitted fabrics, circular knitting machines for short.
The circular weft knitting machine comprises a yarn feeding mechanism, a knitting mechanism, a drawing-coiling mechanism and a transmission mechanism. The yarn feeding mechanism is used for unwinding yarn from a bobbin and conveying the yarn to a knitting area and is divided into a passive type, an active type and a storage type. The passive yarn feeding is to draw the yarn from the bobbin by tension and feed it into the knitting area. The yarn feeding mechanism has simple structure, but poor yarn feeding uniformity. The positive yarn feeding actively conveys the yarns to the knitting area at a constant linear speed, has the advantages of uniform yarn feeding and small tension fluctuation, and is beneficial to improving the quality of the knitted fabric. The knitting mechanism is operative to knit the yarn through the operation of the knitting elements into a tubular fabric.
In a circular knitting machine, a needle selecting mechanism is sometimes provided for knitting a pattern. The pre-designed pattern information is stored in a certain device, and then the connecting needle is put into operation according to a certain program through a hook selecting device on a transmission machine member.
At present, the hook selector and the connecting needle are simply connected without a specific design, so that two defects are caused:
the installation mode of the connecting needle is unstable, the swing with large amplitude is easy to occur, and the problem of needle jumping is easy to occur.
In view of this, the technical personnel of the company develop a take-up and take-up device for a circular knitting machine, which avoids the problem of needle skipping described above.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model aims at providing a circular knitting machine is with having drawn up the narrowing device has solved the problem among the background art.
In order to realize the purpose, the utility model adopts the following technical scheme:
a draw-in device for a circular knitting machine corresponds to the circular knitting machine; the circular weft knitting machine is provided with a jacquard mechanism for base fabric jacquard and an upper disk for base fabric weaving; the jacquard mechanism is provided with a hook selector; the jacquard mechanism is provided with a lifting piece, and the lower part of the lifting piece is connected with a hook selecting device; the upper part of the lifting piece is connected with a connecting needle, and the top of the connecting needle is provided with a hook-shaped needle hook part; the upper part of the jacquard mechanism is provided with a needle raising and retracting support, the needle raising and retracting support is provided with a needle raising and retracting mechanism, and the needle retracting mechanism corresponds to the connecting needle.
As a preferred scheme of the utility model, wherein: the needle retracting mechanism comprises a needle raising part and a needle retracting part which are designed in parallel; the needle raising part comprises a needle raising block, and the needle raising block is sequentially provided with a needle raising upper fixing block, a needle raising middle fixing block and a needle raising lower fixing block from top to bottom; an upper needle raising channel is arranged between the upper needle raising fixing block and the middle needle raising fixing block, the width of the upper needle raising channel is gradually increased from right to left, and the lower side wall of the upper needle raising fixing block is step-shaped; a lower needle raising channel is arranged between the needle raising middle fixing block and the needle raising lower fixing block, the width of the lower needle raising channel is gradually reduced from right to left, and the upper side wall of the needle raising lower fixing block is step-shaped; the narrowing part comprises a narrowing block, and the narrowing block is sequentially provided with an upper narrowing fixing block, a middle narrowing fixing block and a lower narrowing fixing block from top to bottom; an upper narrowing channel is arranged between the narrowing upper fixed block and the narrowing middle fixed block, and the width of the upper narrowing channel is gradually reduced from right to left; a lower narrowing channel is arranged between the narrowing middle fixing block and the narrowing lower fixing block, and the width of the lower narrowing channel is gradually increased from right to left; the upper needle raising channel is communicated with the upper needle retracting channel; the lower needle raising channel is communicated with the lower needle retracting channel.
As a preferred embodiment of the present invention, wherein: one end of the upper needle raising channel is an upper needle raising inlet which is trumpet-shaped; the bottom of an upper narrowing outlet of the upper narrowing channel is horizontal; the bottom of the lower narrowing outlet of the lower narrowing channel is horizontal.
As a preferred embodiment of the present invention, wherein: the lifting piece comprises a lifting piece body, a lower groove is formed in one side of the lower end of the lifting piece body, a lower convex plate is arranged on the other side of the lower end of the lifting piece body, and the outer side end of the lower convex plate is arc-shaped; the middle part of the lifting piece body is provided with a middle positioning piece for connection and positioning; the upper part of the lifting piece body is provided with a lifting piece left top piece and a lifting piece right top piece; a placing cavity is formed between the lifting piece left top plate and the lifting piece right top plate, and the lower part of the connecting needle is arranged in the placing cavity.
As a preferred embodiment of the present invention, wherein: the lifting piece left top piece comprises a left top piece body, and a left convex top piece facing to the right is arranged at the top of the left top piece body.
As a preferred embodiment of the present invention, wherein: the lifting piece right top piece comprises a right top piece body, and the top of the right top piece body is provided with a right convex top piece facing to the left; the top of the right convex top plate is provided with a right top upright post.
The utility model discloses will be used for not enough to add innovative improvement among the prior art, increase its actual result of use simultaneously.
Compared with the prior art, the utility model discloses the beneficial effect who realizes:
1. the utility model discloses a control of needle receiving movement track is realized to play needle portion and narrowing portion, guarantees that the needle receiving moves on the route that plans, guarantees that the needle receiving can not touch, avoids appearing the condition of bouncing about, in addition, the utility model discloses simple structure controls the components of a whole that can function independently design and can conveniently maintain and change use cost and maintenance cost greatly reduced.
2. The hook selecting device of the utility model is connected with the lifting piece, and the connecting needle is arranged on the lifting piece. The shape lower part of the lifting piece is convenient for connecting the hook selecting device, the upper part can be used for placing the connecting needle, the lifting piece can swing, the installation stability of the connecting needle is ensured, and the position of the connecting needle is avoided.
Drawings
The invention is described in further detail below with reference to the following figures and detailed description:
fig. 1 is an overall schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of a needle retracting mechanism according to an embodiment of the present invention;
fig. 3 is a schematic structural view of the lifting sheet in the embodiment of the present invention.
In the figure: 1. hanging the plate; 2. needle receiving; 3. pulling up the narrowing bracket; 4. extracting the slices; 5. selecting a hook device; 6. an upper narrowing outlet; 7. an upper narrowing channel; 8. narrowing an upper fixing block; 9. a narrowing middle fixing block; 10. a lower narrowing outlet; 11. narrowing the lower fixed block; 12. a lower narrowing passage; 13. lifting the needle and fixing the block; 14. an upper needle raising channel; 15. an upper needle raising inlet; 16. lifting the middle fixing block; 17. a lower needle raising channel; 18. lifting the lower fixing block; 19. placing the cavity; 20. a left topsheet body; 21. a left convex top sheet; 22. a right convex top sheet; 23. a right topsheet body; 24. lifting the slice body; 25. a middle positioning sheet; 26. a lower groove; 27. a lower convex plate.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 3. It should be understood that the structure, proportion, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions of the present invention, so that the present invention does not have the substantial technical significance, and the modification of any structure, the change of the proportion relation or the adjustment of the size should still fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
As shown in fig. 1-3, the utility model discloses a take-up device for a circular knitting machine, which corresponds to the circular knitting machine. The circular weft knitting machine is provided with a jacquard mechanism for base fabric jacquard and an upper disk 1 for base fabric weaving. The circular knitting machine, the upper plate 1 and the jacquard mechanism are all prior art, and have already been explained in the previous patent of the company, and are not described in detail in the patent.
The jacquard mechanism is provided with a hook selecting device 5, the jacquard mechanism is provided with a lifting piece 4, and the lower part of the lifting piece 4 is connected with the hook selecting device. The upper part of the lifting piece 4 is connected with a needle connector 2, and the top of the needle connector 2 is provided with a hook-shaped needle hook part. The upper part of the jacquard mechanism is provided with a needle raising and retracting support 3, the needle raising and retracting support 3 is provided with a needle raising and retracting mechanism, and the needle retracting mechanism corresponds to the connecting needle 2.
The needle withdrawing mechanism 3 comprises a needle withdrawing part and a needle withdrawing part which are designed side by side. The needle raising portion and the needle retracting portion can be clamped in the needle retracting support side by side, can be movably mounted in the needle retracting support through design such as sliding rails and the like, play limited activities, and can be mounted in the needle retracting support through connecting pieces such as bolts and the like.
The needle raising part comprises a needle raising block, and the needle raising block is sequentially provided with a needle raising upper fixing block 13, a needle raising middle fixing block 16 and a needle raising lower fixing block 18 from top to bottom. An upper needle raising channel 14 is arranged between the upper needle raising fixing block 13 and the middle needle raising fixing block 16, the width of the upper needle raising channel 14 is gradually increased from right to left, and the lower side wall of the upper needle raising fixing block 13 is step-shaped. A lower needle raising channel 17 is arranged between the needle raising middle fixing block 16 and the needle raising lower fixing block 18, the width of the lower needle raising channel is gradually reduced from right to left, and the upper side wall of the needle raising lower fixing block 18 is step-shaped.
The narrowing part comprises a narrowing block, and the narrowing block is sequentially provided with a narrowing upper fixing block 8, a narrowing middle fixing block 9 and a narrowing lower fixing block 11 from top to bottom. An upper narrowing channel 7 is arranged between the narrowing upper fixing block 8 and the narrowing middle fixing block 9, and the width of the upper narrowing channel 7 is gradually reduced from right to left. A lower narrowing passage 12 is arranged between the narrowing middle fixing block 9 and the narrowing lower fixing block 11, and the width of the lower narrowing passage 12 is gradually increased from right to left. The upper needle raising channel 14 is communicated with the upper narrowing channel 7, and the lower needle raising channel 17 is communicated with the lower narrowing channel 12.
One end of the upper needle raising channel 14 is an upper needle raising inlet 15, and the upper needle raising inlet 15 is trumpet-shaped. The bottom of the upper narrowing outlet 6 of the upper narrowing channel is horizontal, and the bottom of the lower narrowing outlet 10 of the lower narrowing channel 12 is horizontal.
The lifting piece comprises a lifting piece body 24, a lower groove 26 is formed in one side of the lower end of the lifting piece body 24, a lower convex plate 27 is arranged on the other side of the lower end of the lifting piece body 24, and the outer end of the lower convex plate 27 is arc-shaped. The middle part of the lifting piece body 24 is provided with a middle positioning piece 25 for connection and positioning. The upper part of the lifting piece body 24 is provided with a lifting piece left top piece and a lifting piece right top piece. A placing cavity 19 is formed between the lifting piece left top piece and the lifting piece right top piece, and the lower part of the connecting needle is arranged in the placing cavity 19.
The lifting piece left top plate comprises a left top plate body 20, and a left convex top plate 21 facing to the right direction is arranged at the top of the left top plate body 20.
The piece-lifting right top piece comprises a right top piece body 23, a right convex top piece 22 facing to the left is arranged at the top of the right top piece body 23, and a right top upright post is arranged at the top of the right convex top piece 22.
When the hook selecting device works, the hook selecting device drives the lifting piece to swing, and the lower part of the connecting needle is arranged in the placing cavity. The lifting piece swings to drive the needle receiving to move, two transverse shafts are arranged on the needle receiving part and move on an upper needle raising channel and a lower needle raising channel of the needle raising part respectively, the direction is along the direction of the channels, and the inner walls of the channels are designed to be stepped, so that the stopping action can be driven, the needle receiving and the thread hanging are facilitated, and the positioning is facilitated. After the needle is connected and the thread is hung, a transverse shaft on the needle enters the upper narrowing channel and the lower narrowing channel and then comes out along a horizontally designed outlet, and the needle is connected at the moment.
The utility model discloses a control of needle receiving movement track is realized to play needle portion and narrowing portion, guarantees that the needle receiving moves on planned route, guarantees that the needle receiving can not touch, avoids appearing the condition of bouncing about, in addition, the utility model discloses simple structure controls the components of a whole that can function independently design and can conveniently maintain and change, use cost and maintenance cost greatly reduced
The hook selecting device of the utility model is connected with the lifting piece, and the connecting needle is arranged on the lifting piece. The shape lower part of the lifting piece is convenient for connecting the hook selecting device, the upper part can be used for placing the connecting needle, the lifting piece can swing, the installation stability of the connecting needle is ensured, and the position of the connecting needle is avoided.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention shall be covered by the claims of the present invention.
Claims (6)
1. A draw-in device for a circular knitting machine corresponds to the circular knitting machine; the circular weft knitting machine is provided with a jacquard mechanism for base fabric jacquard and an upper disk for base fabric weaving; the jacquard mechanism is provided with a hook selecting device;
the method is characterized in that: the jacquard mechanism is provided with a lifting piece, and the lower part of the lifting piece is connected with a hook selecting device; the upper part of the lifting piece is connected with a connecting needle, and the top of the connecting needle is provided with a hook-shaped needle hook part;
the upper part of the jacquard mechanism is provided with a needle raising and retracting support, the needle raising and retracting support is provided with a needle raising and retracting mechanism, and the needle retracting mechanism corresponds to the connecting needle.
2. A take-up device for a circular knitting machine according to claim 1, characterized in that: the needle retracting mechanism comprises a needle raising part and a needle retracting part which are designed in parallel;
the needle raising part comprises a needle raising block, and the needle raising block is sequentially provided with a needle raising upper fixed block, a needle raising middle fixed block and a needle raising lower fixed block from top to bottom; an upper needle raising channel is arranged between the upper needle raising fixing block and the middle needle raising fixing block, the width of the upper needle raising channel is gradually increased from right to left, and the lower side wall of the upper needle raising fixing block is step-shaped; a lower needle raising channel is arranged between the needle raising middle fixing block and the needle raising lower fixing block, the width of the lower needle raising channel is gradually reduced from right to left, and the upper side wall of the needle raising lower fixing block is step-shaped;
the narrowing part comprises a narrowing block, and the narrowing block is sequentially provided with a narrowing upper fixed block, a narrowing middle fixed block and a narrowing lower fixed block from top to bottom; an upper narrowing channel is arranged between the narrowing upper fixed block and the narrowing middle fixed block, and the width of the upper narrowing channel is gradually reduced from right to left; a lower narrowing channel is arranged between the narrowing middle fixing block and the narrowing lower fixing block, and the width of the lower narrowing channel gradually increases from right to left;
the upper needle raising channel is communicated with the upper needle retracting channel; the lower needle raising channel is communicated with the lower needle retracting channel.
3. A take-up device for a circular knitting machine according to claim 2, characterized in that: one end of the upper needle raising channel is an upper needle raising inlet which is trumpet-shaped; the bottom of an upper narrowing outlet of the upper narrowing channel is horizontal; the bottom of the lower narrowing outlet of the lower narrowing channel is horizontal.
4. A take-up device for a circular knitting machine according to claim 3, characterized in that: the lifting piece comprises a lifting piece body, one side of the lower end of the lifting piece body is provided with a lower groove, the other side of the lower end of the lifting piece body is provided with a lower convex plate, and the outer side end of the lower convex plate is arc-shaped;
the middle part of the lifting piece body is provided with a middle positioning piece for connection and positioning;
the upper part of the lifting piece body is provided with a lifting piece left top piece and a lifting piece right top piece; a placing cavity is formed between the lifting piece left top plate and the lifting piece right top plate, and the lower part of the connecting needle is arranged in the placing cavity.
5. A take-up device for a circular knitting machine according to claim 4, characterized in that: the lifting piece left top piece comprises a left top piece body, and a left convex top piece facing to the right is arranged at the top of the left top piece body.
6. A take-up device for a circular knitting machine according to claim 5, characterized in that: the lifting piece right top piece comprises a right top piece body, and the top of the right top piece body is provided with a right convex top piece facing to the left; the top of the right convex top plate is provided with a right top upright post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222536759.4U CN218345639U (en) | 2022-09-23 | 2022-09-23 | Needle withdrawing device for circular knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222536759.4U CN218345639U (en) | 2022-09-23 | 2022-09-23 | Needle withdrawing device for circular knitting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218345639U true CN218345639U (en) | 2023-01-20 |
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ID=84894346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222536759.4U Active CN218345639U (en) | 2022-09-23 | 2022-09-23 | Needle withdrawing device for circular knitting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218345639U (en) |
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2022
- 2022-09-23 CN CN202222536759.4U patent/CN218345639U/en active Active
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