CN216189979U - Feeding mechanism in weft knitting device - Google Patents
Feeding mechanism in weft knitting device Download PDFInfo
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- CN216189979U CN216189979U CN202122536773.XU CN202122536773U CN216189979U CN 216189979 U CN216189979 U CN 216189979U CN 202122536773 U CN202122536773 U CN 202122536773U CN 216189979 U CN216189979 U CN 216189979U
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Abstract
The utility model discloses a feeding mechanism in a weft knitting device, which comprises a bottom plate, a yarn coil fastening unit, a yarn tensioning unit and a feeding unit, wherein the bottom plate is provided with a feeding hole; the bottom plate is rectangular; the yarn coil fastening unit comprises a fixing roller, a first vertical supporting plate and a first rotating shaft, one end of the upper surface of the bottom plate is fixedly connected with the lower end of the first vertical supporting plate, the side surface of the upper end of the first vertical supporting plate is rotatably connected with the side surface of one end of the first rotating shaft, and the side surface of the middle part of the first rotating shaft is fixedly connected with the center position of the side surface of the fixing roller; the yarn tensioning unit is arranged in the middle of the upper surface of the bottom plate; the feeding unit is arranged on the upper surface of the other end of the bottom plate. The yarn tensioning device has the advantages that the yarn can be tensioned, the tensioning force can be adjusted according to different thicknesses of the yarn, the yarn is not prone to breakage under the tensioning condition, and production efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of weft knitting and knitting, in particular to a feeding mechanism in a weft knitting and knitting device.
Background
In the weft knitting, one or a plurality of yarns simultaneously form loops by knitting needles in sequence along the transverse direction of the fabric, and the loops are mutually interlooped in the longitudinal direction to form a weft knitted fabric. Weft knitting machines often require a feed mechanism to continuously feed the yarn.
The patent with publication number 201320625148.5 in the prior art discloses a novel yarn feeding mechanism applied to a weft knitting circular knitting machine, a machine foot is vertically arranged on a bearing surface, the bottom of the front side of the machine foot is provided with an L-shaped seat piece, and two groups of air pipes are respectively vertically arranged on the left side and the right side of the L-shaped seat piece through a plurality of cross rods; the air pipe type integrated creel is vertically arranged on the L-shaped seat piece, the air pipe type integrated creel is in cross connection with the cross rod, a plurality of yarn barrel rows are hung on the air pipe type integrated creel, and the front yarn barrel row and the rear yarn barrel row are arranged in a height staggered manner; the top fixing frame of the machine leg is provided with a rack for mounting a weaving mechanism, and the top end of the upper part of the rack supports an organic top creel through a plurality of vertical rods; the top of the outer end of the yarn feeder is also fastened with a yarn plate, the top of the yarn plate is provided with a tube hole, the outlet end of the air pipe can penetrate through the tube hole, and the outlet end of the air pipe is fixed on the yarn plate through a fastening piece.
The feeding mechanism cannot tension yarns, is easy to wind together in the process of conveying the yarns, causes unsmooth yarn feeding, and reduces the production efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, and provides a feeding mechanism in a weft knitting device, which can tension yarns and adjust the tension according to the thickness of the yarns, so that the yarns are not easy to break under the condition of tension, the production efficiency is improved, and the problems in the background art can be effectively solved.
In order to achieve the purpose, the utility model provides the following technical scheme: a feeding mechanism in a weft knitting device comprises a bottom plate, a yarn coil fastening unit, a yarn tensioning unit and a feeding unit;
a bottom plate: is rectangular;
yarn roll fastening unit: the device comprises a fixed roller, a first vertical supporting plate and a first rotating shaft, wherein one end of the upper surface of a bottom plate is fixedly connected with the lower end of the first vertical supporting plate, the side surface of the upper end of the first vertical supporting plate is rotatably connected with the side surface of one end of the first rotating shaft, and the side surface of the middle part of the first rotating shaft is fixedly connected with the center position of the side surface of the fixed roller;
a yarn tensioning unit: is arranged in the middle of the upper surface of the bottom plate;
a feeding unit: is arranged on the upper surface of the other end of the bottom plate.
The bottom plate plays the fixed effect of support, when needs fix the yarn book, with the cover of yarn book on the fixed roll to it is fixed with the yarn book, the pivot one makes the fixed roll can rotate, vertical support plate one is used for supporting pivot one, yarn tensioning unit is used for the yarn tensioning, makes the yarn be difficult to the winding one, and the pay-off unit can carry out the pay-off.
Further, the yarn roll fastening unit further comprises anti-slip grains, and the side face of the periphery of the fixing roller is uniformly provided with the anti-slip grains at equal angles. The anti-slip threads are used for preventing the yarn roll from rotating relative to the fixed roller.
Further, the yarn roll fastening unit further comprises a limiting ring, an arc-shaped limiting block, a spring, a first sliding column, a first circular limiting block and a sliding sleeve, one end side face of the fixed roller is fixedly connected with the side center of the limiting ring, the other end side face of the first rotating shaft is fixedly connected with one end side faces of the first sliding columns respectively, the other end side faces of the first sliding columns are fixedly connected with the side center of the first circular limiting block respectively, the middle side face of the first sliding column is fixedly connected with the center of one end side face of the sliding sleeve, the part of the first sliding column, which is located between the first rotating shaft and the sliding sleeve, is movably sleeved with the spring, and the side faces of the two sliding sleeves are fixedly connected with the middle part of one end side face of the two arc-shaped limiting blocks corresponding to the two arc-shaped limiting blocks. Slide sleeve along traveller one slides to with spring compression, slide sleeve drives arc stopper inwards move, with the yarn roll-up cover on the fixed roll, after the one end side that the yarn was rolled up contacts the back with the side of spacing ring, loosen slide sleeve, slide sleeve outwards removes under the effect of spring, slide sleeve drives arc stopper outwards and removes, thereby block the yarn book, prevent that the yarn book from taking place to control the displacement, circular stopper one prevents that slide sleeve from sliding from traveller one.
Further, the yarn tensioning unit comprises a second vertical support plate, a second sliding column, a second transverse support plate, a second circular limiting block, a screw rod, a roller support frame, a second rotating shaft and a tensioning roller, the middle part of the upper surface of the bottom plate is fixedly connected with the lower end of the second vertical support plate, the side surface of the upper end of the second vertical support plate is fixedly connected with the side surface of one end of the transverse support plate, the side surface of the lower end of the roller support frame is movably connected with the center position of the side surface of the tensioning roller through the second rotating shaft, two ends of the upper surface of the roller support frame are respectively fixedly connected with the lower ends of the second two sliding columns which are correspondingly matched, the side surfaces of the middle parts of the second two sliding columns are vertically and slidably connected with the upper surface of the transverse support plate, the upper ends of the second sliding columns are respectively fixedly connected with the center positions of the lower ends of the second circular limiting blocks which are correspondingly matched, and the middle part of the upper surface of the roller support frame is rotatably connected with the side surface of the lower end of the screw rod, the middle side surface of the screw rod is in threaded connection with the middle part of the upper surface of the transverse supporting plate. The screw rod is rotated in the forward direction, so that the screw rod moves downwards, the screw rod drives the roller supporting frame to move downwards, the roller supporting frame drives the sliding column II to slide downwards, the roller supporting frame also drives the rotating shaft II to move downwards, the rotating shaft II drives the tensioning roller to move downwards, so that the tensioning roller tightly pushes the yarn, the yarn is tightened, and the vertical supporting plate is used for supporting the transverse supporting plate.
Furthermore, the yarn tensioning unit further comprises a circular limiting groove, and the middle of the side face of the tensioning roller is provided with the circular limiting groove. The round limiting groove prevents the yarn from moving left and right.
Further, the feeding unit comprises three vertical supporting plates, three rotating shafts, rotating rollers, a rotating disc and a rotating column, two ends of the upper surface of the other end of the bottom plate are fixedly connected with two lower ends of the three vertical supporting plates corresponding to the two vertical supporting plates respectively, the upper ends and the lower end side faces of the three vertical supporting plates are rotatably connected with two end side faces of the three rotating shafts corresponding to the two vertical supporting plates respectively, the middle side faces of the three rotating shafts are fixedly connected with two side center positions of the rotating rollers corresponding to the two rotating shafts respectively, one end side face of one of the three rotating shafts is fixedly connected with the side center position of the rotating disc, and the side center position of the rotating disc is rotatably connected with one end side face of the rotating column. The end part of the yarn is placed between the two rotating rollers, the rotating column is held to rotate, the rotating disc is driven to rotate, the rotating disc drives the rotating shaft III to rotate, the rotating shaft III drives the rotating rollers to rotate, feeding is carried out, and the vertical supporting plate III is used for supporting the rotating shaft III.
Compared with the prior art, the utility model has the beneficial effects that: the feeding mechanism in the weft knitting device has the following advantages:
1. the yarn coil fastening unit arranged on the feeding mechanism in the weft knitting device can fix the yarn coil, the yarn coil can be quickly replaced, and the arranged anti-slip patterns can prevent the yarn coil from rotating relative to the fixed roller.
2. The yarn tensioning unit arranged on the feeding mechanism in the weft knitting device can tension yarns, and can adjust the tension force aiming at the yarns with different thicknesses, so that the yarns cannot be broken when being tensioned.
3. The feeding mechanism in the weft knitting device can tension the yarns, and can adjust the tension according to the difference of the thickness of the yarns, so that the yarns are not easy to break under the tensioning condition, and the production efficiency is improved.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention.
In the figure: the yarn tension device comprises a base plate 1, a yarn coil fastening unit 2, a limiting ring 21, a fixed roller 22, a vertical supporting plate I23, an arc limiting block 24, a rotating shaft I25, an anti-skid pattern 26, a spring 27, a sliding column I28, a circular limiting block I29, a sliding sleeve 210, a yarn tension unit 3, a vertical supporting plate II 31, a sliding column II 32, a transverse supporting plate 33, a circular limiting block II 34, a screw rod 35, a roller supporting frame 36, a rotating shaft II 37, a tensioning roller 38, a circular limiting groove 39, a feeding unit 4, a vertical supporting plate III 41, a rotating shaft III 42, a rotating roller 43, a rotating disc 44 and a rotating column 45.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-2, the present embodiment provides a technical solution: a feeding mechanism in a weft knitting device comprises a bottom plate 1, a yarn coil fastening unit 2, a yarn tensioning unit 3 and a feeding unit 4;
bottom plate 1: is rectangular;
yarn roll fastening unit 2: the device comprises a fixed roller 22, a first vertical supporting plate 23 and a first rotating shaft 25, wherein one end of the upper surface of a bottom plate 1 is fixedly connected with the lower end of the first vertical supporting plate 23, the side surface of the upper end of the first vertical supporting plate 23 is rotatably connected with the side surface of one end of the first rotating shaft 25, and the side surface of the middle part of the first rotating shaft 25 is fixedly connected with the center position of the side surface of the fixed roller 22;
the yarn package fastening unit 2 further includes an anti-slip pattern 26, and the anti-slip pattern 26 is uniformly provided on the circumferential side of the fixed roller 22 at an equal angle. The non-slip pattern 26 is used to prevent the yarn package from rotating relative to the fixed roller 22.
The yarn roll fastening unit 2 further comprises a limiting ring 21, arc-shaped limiting blocks 24, springs 27, sliding columns 28, first circular limiting blocks 29 and sliding sleeves 210, one end side face of the fixing roller 22 is fixedly connected with the side face center position of the limiting ring 21, the other end side face symmetrical positions of the rotating shafts 25 are fixedly connected with one end side faces of the first sliding columns 28 respectively, the other end side faces of the first sliding columns 28 are fixedly connected with the side face center positions of the first circular limiting blocks 29 respectively, the middle side faces of the first sliding columns 28 are fixedly connected with the one end side face center position of the sliding sleeves 210, the parts of the first sliding columns 28, which are located between the rotating shafts 25 and the sliding sleeves 210, are movably sleeved with the springs 27, and the side faces of the two sliding sleeves 210 are fixedly connected with the middle parts of one end side faces of the two arc-shaped limiting blocks 24 which are correspondingly matched respectively. The sliding sleeve 210 slides along the sliding column I28, so that the spring 27 is compressed, the sliding sleeve 210 drives the arc-shaped limiting block 24 to move inwards, the yarn is wound on the fixed roller 22, after one end side face of the yarn roll is contacted with the side face of the limiting ring 21, the sliding sleeve 210 is loosened, the sliding sleeve 210 moves outwards under the action of the spring 27, the sliding sleeve 210 drives the arc-shaped limiting block 24 to move outwards, so that the yarn roll is clamped, the yarn roll is prevented from moving left and right, and the sliding sleeve 210 is prevented from sliding on the sliding column I28 by the circular limiting block I29.
Yarn tensioning unit 3: is arranged in the middle of the upper surface of the bottom plate 1;
the yarn tensioning unit 3 comprises a second vertical support plate 31, a second sliding column 32, a transverse support plate 33, a second circular limiting block 34, a screw 35, a roller support frame 36, a second rotating shaft 37 and a tensioning roller 38, the middle part of the upper surface of the bottom plate 1 is fixedly connected with the lower end of the second vertical support plate 31, the side surface of the upper end of the second vertical support plate 31 is fixedly connected with the side surface of one end of the transverse support plate 33, the side surface of the lower end of the roller support frame 36 is movably connected with the center position of the side surface of the tensioning roller 38 through the second rotating shaft 37, two ends of the upper surface of the roller support frame 36 are respectively fixedly connected with the lower ends of the two sliding column 32 which are correspondingly matched, the side surfaces of the middle parts of the two sliding column 32 are vertically and slidably connected with the upper surface of the transverse support plate 33, the upper ends of the two sliding column 32 are respectively fixedly connected with the center positions of the lower ends of the two circular limiting block 34 which are correspondingly matched, and the middle part of the upper surface of the roller support frame 36 is rotatably connected with the side surface of the screw 35, the middle side of the screw 35 is in threaded connection with the middle of the upper surface of the transverse support plate 33. The screw rod 35 is rotated in the forward direction, so that the screw rod 35 moves downwards, the screw rod 35 drives the roller support frame 36 to move downwards, the roller support frame 36 drives the sliding column II 32 to slide downwards, the roller support frame 36 also drives the rotating shaft II 37 to move downwards, the rotating shaft II 37 drives the tensioning roller 38 to move downwards, so that the tensioning roller 38 tightly pushes the yarn, the yarn is tightened, and the vertical support plate II 31 is used for supporting the transverse support plate 33.
The yarn tensioning unit 3 further comprises a circular limiting groove 39, and the middle of the side surface of the tensioning roller 38 is provided with the circular limiting groove 39. The circular limiting groove 39 prevents the yarn from moving left and right.
A feeding unit 4: is mounted on the upper surface of the other end of the base plate 1.
The feeding unit 4 comprises three vertical supporting plates 41, three rotating shafts 42, rotating rollers 43, a rotating disc 44 and rotating columns 45, two ends of the upper surface of the other end of the bottom plate 1 are fixedly connected with the lower ends of the three vertical supporting plates 41 corresponding to the two matched vertical supporting plates respectively, the upper ends and the lower end side surfaces of the three vertical supporting plates 41 are rotatably connected with two end side surfaces of the three rotating shafts 42 corresponding to the two matched vertical supporting plates respectively, the middle side surfaces of the three rotating shafts 42 are fixedly connected with the side center positions of the two rotating rollers 43 corresponding to the two matched vertical supporting plates respectively, one end side surface of one rotating shaft 42 is fixedly connected with the side center position of the rotating disc 44, and the side eccentric position of the rotating disc 44 is rotatably connected with one end side surface of the rotating column 45. The end part of the yarn is placed between the two rotating rollers 43, the rotating column 45 is held to rotate, the rotating disc 44 is driven to rotate, the rotating disc 44 drives the rotating shaft III 42 to rotate, the rotating shaft III 42 drives the rotating rollers 43 to rotate, so that feeding is carried out, and the vertical supporting plate III 41 is used for supporting the rotating shaft III 42.
The bottom plate 1 plays a role in supporting and fixing, when a yarn coil needs to be fixed, the yarn coil is sleeved on the fixing roller 22, so that the yarn coil is fixed, the fixing roller 22 can rotate due to the first rotating shaft 25, the first vertical supporting plate 23 is used for supporting the first rotating shaft 25, the yarn tensioning unit 3 is used for tensioning yarns, the yarns are not easy to wind together, and the feeding unit 4 can feed the yarns.
The working principle of the feeding mechanism in the weft knitting device provided by the utility model is as follows:
sliding the sliding sleeve 210 along the sliding post I28 to compress the spring 27, the sliding sleeve 210 driving the arc-shaped limiting block 24 to move inwards, sleeving the yarn coil on the fixed roller 22, after one end side of the yarn coil contacts with the side of the limiting ring 21, loosening the sliding sleeve 210, the sliding sleeve 210 moving outwards under the action of the spring 27, the sliding sleeve 210 driving the arc-shaped limiting block 24 to move outwards to clamp the yarn coil and prevent the yarn coil from moving left and right, placing the end of the yarn between two rotating rollers 43, holding the rotating post 45 to rotate to drive the rotating disc 44 to rotate, the rotating disc 44 driving the rotating shaft III 42 to rotate, the rotating shaft III 42 driving the rotating rollers 43 to rotate so as to feed, placing the middle part of the yarn in the circular limiting groove 39, rotating the screw rod 35 forward to move the screw rod 35 downwards, the screw rod 35 driving the roller supporting frame 36 to move downwards, the roller supporting frame 36 driving the sliding post II 32 to slide downwards, the roller support frame 36 also drives the second rotating shaft 37 to move downwards, and the second rotating shaft 37 drives the tensioning roller 38 to move downwards, so that the tensioning roller 38 tightly pushes the yarn, the yarn is tightly tensioned, and the yarn is prevented from being wound together.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (6)
1. A feeding mechanism in a weft knitting device is characterized in that: comprises a bottom plate (1), a yarn coil fastening unit (2), a yarn tensioning unit (3) and a feeding unit (4);
base plate (1): is rectangular;
yarn roll fastening unit (2): the device comprises a fixed roller (22), a first vertical supporting plate (23) and a first rotating shaft (25), wherein one end of the upper surface of a base plate (1) is fixedly connected with the lower end of the first vertical supporting plate (23), the side surface of the upper end of the first vertical supporting plate (23) is rotatably connected with the side surface of one end of the first rotating shaft (25), and the side surface of the middle part of the first rotating shaft (25) is fixedly connected with the center position of the side surface of the fixed roller (22);
yarn tensioning unit (3): is arranged in the middle of the upper surface of the bottom plate (1);
feeding unit (4): is arranged on the upper surface of the other end of the bottom plate (1).
2. A feed mechanism in a weft knitting device according to claim 1, characterized in that: the yarn roll fastening unit (2) further comprises anti-slip threads (26), and the anti-slip threads (26) are uniformly arranged on the side face of the periphery of the fixing roller (22) at equal angles.
3. A feed mechanism in a weft knitting device according to claim 2, characterized in that: the yarn roll fastening unit (2) further comprises a limiting ring (21), an arc limiting block (24), a spring (27), a first sliding column (28), a first circular limiting block (29) and a sliding sleeve (210), one end side face of the fixed roller (22) is fixedly connected with the side center of the limiting ring (21), the other end side face symmetrical position of the first rotating shaft (25) is fixedly connected with one end side face of the first sliding column (28) respectively, the other end side face of the first sliding column (28) is fixedly connected with the side center of the first circular limiting block (29) respectively, the middle side face of the first sliding column (28) is fixedly connected with the side center of the one end side face of the sliding sleeve (210), the part of the first sliding column (28) between the first rotating shaft (25) and the sliding sleeve (210) is movably sleeved with the spring (27), and the side faces of the two sliding sleeves (210) are fixedly connected with the middle part of the side face of one end side faces of the two arc limiting blocks (24) corresponding to each other .
4. A feed mechanism in a weft knitting device according to claim 1, characterized in that: the yarn tensioning unit (3) comprises a second vertical support plate (31), a second sliding column (32), a transverse support plate (33), a second circular limiting block (34), a screw (35), a roller support frame (36), a second rotating shaft (37) and a tensioning roller (38), the middle of the upper surface of the base plate (1) is fixedly connected with the lower end of the second vertical support plate (31), the side of the upper end of the second vertical support plate (31) is fixedly connected with the side of one end of the transverse support plate (33), the side of the lower end of the roller support frame (36) is movably connected with the center of the side of the tensioning roller (38) through the second rotating shaft (37), two ends of the upper surface of the roller support frame (36) are fixedly connected with the lower ends of the second sliding column (32) which are correspondingly matched, and the side of the middle of the second sliding column (32) is vertically and slidably connected with the upper surface of the transverse support plate (33), the upper ends of the two sliding columns II (32) are fixedly connected with the center positions of the lower ends of the two corresponding matched circular limiting blocks II (34) respectively, the middle of the upper surface of the roller supporting frame (36) is rotatably connected with the side surface of the lower end of the screw rod (35), and the side surface of the middle of the screw rod (35) is in threaded connection with the middle of the upper surface of the transverse supporting plate (33).
5. A feed mechanism in a weft knitting device according to claim 4, characterized in that: the yarn tensioning unit (3) further comprises a round limiting groove (39), and the middle of the side face of the tensioning roller (38) is provided with the round limiting groove (39).
6. A feed mechanism in a weft knitting device according to claim 1, characterized in that: pay-off unit (4) contain three (41) of vertical support plate, pivot three (42), change roller (43), carousel (44) and rotary column (45), the other end upper surface both ends of bottom plate (1) correspond the lower extreme fixed connection of three (41) of complex vertical support plate with two respectively, the upper end and the lower extreme side of three (41) of two vertical support plates rotate with the both ends side that two correspond three (42) of complex pivot respectively and are connected, the middle part side of three (42) of two pivots corresponds the side central point of complex respectively and puts fixed connection of roller (43), the one end tip side of three (42) of one of them pivot and the side central point of carousel (44) put fixed connection, the side eccentric point of carousel (44) rotates with the one end side of rotary column (45) to be connected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122536773.XU CN216189979U (en) | 2021-10-21 | 2021-10-21 | Feeding mechanism in weft knitting device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122536773.XU CN216189979U (en) | 2021-10-21 | 2021-10-21 | Feeding mechanism in weft knitting device |
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| CN216189979U true CN216189979U (en) | 2022-04-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115323601A (en) * | 2022-08-31 | 2022-11-11 | 石狮市鑫隆针织机械有限公司 | Yarn conveying and tensioning adjusting mechanism of large circular knitting machine |
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2021
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115323601A (en) * | 2022-08-31 | 2022-11-11 | 石狮市鑫隆针织机械有限公司 | Yarn conveying and tensioning adjusting mechanism of large circular knitting machine |
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