Yarn clamping device and knitting machine

Abstract

The utility model belongs to the technical field of knitting machines, particularly relates to a yarn clamping device and a knitting machine, and aims to solve the problems that the tension of a yarn cannot be accurately controlled when the yarn is knitted due to the fact that the clamping force cannot be adjusted when the yarn is clamped in the conventional technical scheme. According to the technical scheme, the yarn clamping device comprises a knitting machine, a plurality of yarn inlet pipes are fixedly installed on the knitting machine at equal intervals, installation plates are fixedly installed on the two sides of the knitting machine, the yarn clamping device further comprises a supporting mechanism, and the supporting mechanism comprises an installation frame. According to the utility model, after the cotton thread is conveyed into the knitting machine, the cotton thread can be clamped, and the clamping force of the cotton thread can be adjusted, so that the cotton thread can keep proper tension after being conveyed into the knitting machine, and the quality of knitwear woven by the knitting machine cannot be influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to knitting machine technical field especially relates to a clamp thread device and knitting machine. BACKGROUND

[0002] The clamp thread device of knitting machine is mainly used for clamping and fixing knitting thread, ensures the consistency of the stability and tension of thread in the knitting process, can effectively prevent knitting thread from falling off or breaking in the knitting process, thereby guaranteeing the integrity and quality of knitted goods, according to the announcement number CN212000118U discloses a stable clamp thread device for knitting machine;

[0003] The technical scheme can not adjust the force of clamping when clamping the thread, so that the tension of the thread cannot be accurately controlled when knitting, resulting in that the quality of knitted goods knitted by the thread is affected, and therefore the clamp thread device and the knitting machine are provided to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0004] The utility model discloses a clamp thread device and knitting machine, which can adjust the clamping force when clamping the thread, accurately control the tension of the thread during knitting, and improve the quality of knitted goods knitted by the thread.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A clamp thread device, comprising a knitting machine, a plurality of thread inlet pipes are fixedly installed on the knitting machine at equal intervals, and mounting plates are fixedly installed on both sides of the knitting machine, the clamp thread device further comprises:

[0007] A supporting mechanism, the supporting mechanism comprises a mounting frame, the mounting frame is fixedly installed on the top of the two mounting plates respectively, a plurality of clamping grooves are formed on the inner wall of the top of the mounting frame at equal intervals, the clamping grooves correspond to the positions of the corresponding thread inlet pipes, a clamping assembly is connected to the top of one side of the mounting frame, the clamping assembly extends into the plurality of clamping grooves respectively, and the clamping assembly is used for clamping and limiting the cotton thread.

[0008] A dredging mechanism, the dredging mechanism is installed on the top of the mounting frame, and is used for dredging the cotton thread, the clamping assembly is connected with the dredging mechanism.

[0009] In one possible design, the clamping assembly comprises an adjusting shaft rotatably connected to the top of one side of the mounting frame, a plurality of mounting rings are fixedly sleeved on the adjusting shaft at equal intervals, a thread clamping protrusion is arranged on the mounting ring, one side of the thread clamping protrusion extends into the corresponding clamping groove, a surrounding plate is fixedly installed in the clamping groove, the thread clamping protrusion cooperates with the surrounding plate, and is used for clamping the cotton thread.

[0010] In one possible design, a support disc is fixedly installed on one side top of the mounting rack, a plurality of clamping holes are equidistantly formed on the support disc, and an adjusting shaft penetrates through the support disc and is rotationally connected with the support disc.

[0011] In one possible design, a tension spring is sleeved on the clamping rod, and two ends of the tension spring are fixedly connected with one side of the support plate and one end of the clamping rod respectively.

[0012] In one possible design, the dredging mechanism comprises a support frame fixedly installed on the top of the mounting rack, a plurality of wire inlet holes are equidistantly formed on the inner wall of the top of the support frame, and a plurality of arc-shaped baffles are equidistantly fixedly installed on the inner wall of the top of the support frame, and the arc-shaped baffles correspond to the positions of the corresponding wire inlet holes and the enclosing plates respectively.

[0013] In one possible design, the clamping assembly further comprises a rotating rod fixedly installed on one side of the top of the wire clamping protrusion, a connecting member connected with the rotating rod, and a clamping plate connected with the connecting member, one side of the clamping plate extending into the arc-shaped baffle and being slidably connected with the inner wall of the arc-shaped baffle, and a sliding plate fixedly installed on each side of the arc-shaped baffle, and a sliding rod slidably connected with the sliding plate, and one end of the sliding rod fixedly connected with one side of the clamping plate.

[0014] In one possible design, the connecting member comprises a connecting frame rotationally connected with the top end of the rotating rod, and a connecting block fixedly installed on each side of the connecting frame, and a rectangular ring slidably sleeved on the connecting block, and the two rectangular rings are fixedly connected with one side of the clamping plate.

[0015] A knitting machine comprising the above-described wire clamping device.

[0016] In the present application, the cotton thread is first inserted from the wire inlet hole, and then the cotton thread is threaded into the knitting machine through the arc-shaped baffle, the enclosing plate and the wire inlet tube, and then the adjusting shaft is rotated to drive the wire clamping protrusion to move into the clamping groove, and the cotton thread can be clamped in cooperation with the corresponding enclosing plate, so that the cotton thread can maintain appropriate tension when being conveyed into the knitting machine. When the rotating rod rotates with the wire clamping protrusion, the clamping plate can be moved horizontally in cooperation with the sliding of the connecting block and the rectangular ring, so that the clamping plate can clamp the cotton thread. During the conveying of the cotton thread, the cotton thread can be clamped and dredged. After the cotton thread is clamped by the wire clamping protrusion, the clamping rod can be moved by the tension spring in the stressed state, so that the clamping rod can be elastically limited after being clamped with the corresponding clamping hole, thereby preventing the clamping rod from moving randomly.

[0017] Beneficial effects: in the utility model, the line clamping device is through the clamping assembly, after the cotton thread is inserted into the corresponding wire inlet pipe after passing through the fence, the line clamping device can be clamped in the clamping groove after the rotating adjustment shaft drives the line clamping protrusion, and the cotton thread can be clamped under the cooperation of the corresponding fence.

[0018] In the utility model, the line clamping device is through the dredging mechanism, the cotton thread can be inserted into the wire inlet hole, and the arc-shaped baffle arranged at the moment can guide the cotton thread, so that the cotton thread does not appear the problem of bending in the conveying process.

[0019] And when the rotating rod rotates with the line clamping protrusion, the clamping plate can be moved to the inside or outside of the arc-shaped baffle through the connecting member, so that the clamping plate can clamp the cotton thread, and the cotton thread can be clamped and guided in the conveying process.

[0020] The utility model can clamp the cotton thread after conveying the cotton thread into the knitting machine, and the clamping force of the cotton thread can be adjusted, so that the cotton thread can maintain appropriate tension after conveying into the knitting machine, so that the quality of the knitted product woven by the knitting machine can not be affected. BRIEF DESCRIPTION OF DRAWINGS

[0021] Fig. 1 The utility model proposes a kind of whole structure three-dimensional schematic view of line clamping device and knitting machine;

[0022] Fig. 2 The utility model proposes a kind of mounting bracket, adjustment shaft and support frame connecting structure three-dimensional schematic view of line clamping device;

[0023] Fig. 3 The utility model proposes a kind of mounting ring, line clamping protrusion, arc-shaped baffle, clamping plate and rotating rod connecting structure three-dimensional schematic view of line clamping device.

[0024] In the drawing: 1, knitting machine;2, wire inlet pipe;3, mounting plate;4, mounting bracket;5, adjustment shaft;6, mounting ring;7, line clamping protrusion;8, support frame;9, wire inlet hole;10, arc-shaped baffle;11, slide plate;12, slide rod;13, clamping plate;14, rectangular ring;15, connecting block;16, connecting frame;17, rotating rod;18, fence;19, support disc;20, clamping hole;21, support plate;22, clamping rod;23, tension spring;24, clamping groove. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0026] Embodiment 1

[0027] With reference to Figs. 1-3 A yarn clamping device, which specifically comprises a knitting machine 1, a plurality of yarn feeding tubes 2 are fixedly installed on the knitting machine 1 at equal intervals, and mounting plates 3 are fixedly installed on both sides of the knitting machine 1 by bolts. The yarn clamping device further comprises a supporting mechanism and a dredging mechanism.

[0028] The supporting mechanism comprises a mounting frame 4 fixedly installed on the top of the two mounting plates 3 by bolts. A plurality of clamping grooves 24 are formed in the inner wall of the top of the mounting frame 4 at equal intervals, and the clamping grooves 24 correspond to the positions of the corresponding yarn feeding tubes 2. A clamping assembly is rotatably connected to the top of one side of the mounting frame 4, and the clamping assembly extends into the plurality of clamping grooves 24 for clamping and limiting the cotton yarn.

[0029] The specific structure of the clamping assembly is that a supporting disc 19 is welded to the top of one side of the mounting frame 4, and a plurality of clamping holes 20 are formed in the supporting disc 19 at equal intervals. An adjusting shaft 5 penetrates the supporting disc 19 and is rotatably connected with the supporting disc 19, and a plurality of mounting rings 6 are fixedly sleeved on the adjusting shaft 5 at equal intervals. A yarn clamping protrusion 7 is welded to the mounting ring 6, and one side of the yarn clamping protrusion 7 extends into the corresponding clamping groove 24. A surrounding plate 18 is fixedly installed in the clamping groove 24, and the yarn clamping protrusion 7 cooperates with the surrounding plate 18 to clamp the cotton yarn. After the cotton yarn is inserted into the corresponding yarn feeding tube 2 through the surrounding plate 18, the yarn clamping protrusion 7 can be moved into the clamping groove 24 by rotating the adjusting shaft 5, and the cotton yarn can be clamped by cooperating with the corresponding surrounding plate 18. One end of the adjusting shaft 5 is welded with a supporting plate 21, and a clamping rod 22 is slidably connected through the supporting plate 21, and the clamping rod 22 is movably clamped with the plurality of clamping holes 20. After the supporting plate 21 is rotated to drive the adjusting shaft 5 to rotate and the yarn clamping protrusion 7 clamps the cotton yarn, the clamping rod 22 can be positioned by pushing the clamping rod 22 through the corresponding clamping hole 20, and the adjusting shaft 5 can be limited at this time, so that the yarn clamping protrusion 7 can stably clamp the cotton yarn. A tension spring 23 is sleeved on the clamping rod 22, and the two ends of the tension spring 23 are welded to one side of the supporting plate 21 and one end of the clamping rod 22, respectively. When the adjusting shaft 5 is positioned, the clamping rod 22 is released, and the tension spring 23 in the stressed state can drive the clamping rod 22 to move, so that after the clamping rod 22 is clamped with the corresponding clamping hole 20, the clamping rod 22 can be elastically limited, preventing the clamping rod 22 from moving randomly.

[0030] The guiding mechanism is installed on the top of the mounting frame 4 for guiding the cotton thread, and the clamping assembly is connected with the guiding mechanism. The specific structure of the guiding mechanism is that a support frame 8 is fixedly installed on the top of the mounting frame 4 through bolts, and a plurality of wire inlet holes 9 are formed in the top inner wall of the support frame 8 at equal intervals. A plurality of arc-shaped baffles 10 are welded on the top inner wall of the support frame 8 at equal intervals, and the arc-shaped baffles 10 correspond to the corresponding wire inlet holes 9 and the surrounding plates 18 in position. When the cotton thread is passed through the wire inlet holes 9, the arc-shaped baffles 10 arranged at this time can guide the cotton thread, so that the cotton thread will not be bent during conveying.

[0031] The present application can be used in the technical field of knitting machines, and can also be used in other fields applicable to the present application.

[0032] Embodiment 2

[0033] Reference Fig. 3 On the basis of the first embodiment, the clamping device and the knitting machine are improved, which are applied to the technical field of knitting machines. The clamping assembly further comprises a rotating rod 17 fixedly installed on one side of the top of the thread clamping protrusion 7, and a connecting member is connected to the rotating rod 17. The specific structure of the connecting member is that a connecting frame 16 is rotatably connected to the top end of the rotating rod 17, connecting blocks 15 are welded on both sides of the connecting frame 16, and rectangular rings 14 are slidably sleeved on the connecting blocks 15. A clamping plate 13 is connected to the connecting member, one side of the clamping plate 13 extends into the arc-shaped baffle 10 and is slidably connected with the inner wall of the arc-shaped baffle 10. Both of the rectangular rings 14 are welded on one side of the clamping plate 13. Sliding plates 11 are welded on both sides of the arc-shaped baffle 10, sliding rods 12 are slidably connected through the sliding plates 11, and one end of the sliding rod 12 is welded on one side of the clamping plate 13. When the rotating rod 17 rotates with the thread clamping protrusion 7, the connecting frame 16 moves in an arc shape with the rotating rod 17, and can drive the clamping plate 13 to move horizontally under the sliding cooperation of the connecting blocks 15 and the rectangular rings 14, so that the clamping plate 13 moves to the inside or outside of the arc-shaped baffle 10. In this way, the clamping plate 13 can clamp the cotton thread, and can clamp and guide the cotton thread during conveying.

[0034] A knitting machine comprises the above-mentioned thread clamping device, which can stably clamp and guide the cotton thread, thereby improving the working efficiency and quality of the knitting machine.

[0035] The above is only a preferred specific implementation of the present application, but the protection scope of the present application is not limited to this. Any skilled person in the art can make equivalent replacements or changes according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A thread clamping device comprising a knitting machine (1), a plurality of thread feeders (2) are fixedly installed on the knitting machine (1) at equal intervals, and mounting plates (3) are fixedly installed on both sides of the knitting machine (1), characterized in that, The thread clamping device further comprises: A supporting mechanism, the supporting mechanism comprises a mounting frame (4) fixedly installed on the top of the two mounting plates (3) respectively, a plurality of clamping grooves (24) are evenly arranged on the inner wall of the top of the mounting frame (4), the clamping grooves (24) correspond to the positions of the corresponding thread inlet pipes (2), a clamping assembly is connected to the top of one side of the mounting frame (4), the clamping assembly extends into the plurality of clamping grooves (24) respectively, and the clamping assembly is used for clamping and limiting the cotton thread; A dredging mechanism, the dredging mechanism is installed on the top of the mounting frame (4), and is used for dredging the cotton thread, and the clamping assembly is connected with the dredging mechanism.

2. A thread clamping device according to claim 1, characterized in that The clamping assembly comprises an adjusting shaft (5) rotatably connected to the top of one side of the mounting frame (4), a plurality of mounting rings (6) are fixedly sleeved on the adjusting shaft (5) at equal intervals, a thread clamping protrusion (7) is arranged on the mounting ring (6), one side of the thread clamping protrusion (7) extends into the corresponding clamping groove (24), and a surrounding plate (18) is fixedly and penetratingly installed in the clamping groove (24); the thread clamping protrusion (7) is matched with the surrounding plate (18) and is used for clamping the cotton thread.

3. A thread clamping device according to claim 2, wherein A supporting disc (19) is fixedly installed on the top of one side of the mounting frame (4), a plurality of clamping holes (20) are evenly arranged on the supporting disc (19), the adjusting shaft (5) penetrates through the supporting disc (19) and is rotatably connected with the supporting disc (19), a supporting plate (21) is fixedly installed at one end of the adjusting shaft (5), a clamping rod (22) is slidingly connected through the supporting plate (21), and the clamping rod (22) is movably clamped with the plurality of clamping holes (20) respectively.

4. A thread clamping device according to claim 3, wherein A stretching spring (23) is sleeved on the clamping rod (22), and two ends of the stretching spring (23) are fixedly connected with one side of the supporting plate (21) and one end of the clamping rod (22) respectively.

5. A thread clamping device according to claim 4, wherein The dredging mechanism comprises a supporting frame (8) fixedly installed on the top of the mounting frame (4), a plurality of thread inlet holes (9) are evenly arranged on the inner wall of the top of the supporting frame (8), and a plurality of arc-shaped baffles (10) are fixedly installed on the inner wall of the top of the supporting frame (8) at equal intervals; the arc-shaped baffles (10) correspond to the positions of the corresponding thread inlet holes (9) and the surrounding plates (18) respectively.

6. A thread clamping device according to claim 5, wherein The clamping assembly further comprises a rotating rod (17) fixedly installed on one side of the top of the thread clamping protrusion (7), a connecting member is connected to the rotating rod (17), a clamping plate (13) is connected to the connecting member, one side of the clamping plate (13) extends into the arc-shaped baffle (10) and is slidingly connected with the inner wall of the arc-shaped baffle (10), sliding plates (11) are fixedly installed on the two sides of the arc-shaped baffle (10), a sliding rod (12) is slidingly connected through the sliding plate (11), and one end of the sliding rod (12) is fixedly connected with one side of the clamping plate (13).

7. A thread clamping device according to claim 6, wherein The connecting member comprises a connecting frame (16) rotatably connected with the top end of the rotating rod (17), connecting blocks (15) are fixedly installed on the two sides of the connecting frame (16), rectangular rings (14) are slidingly sleeved on the connecting blocks (15), and the two rectangular rings (14) are fixedly connected with one side of the clamping plate (13).

8. A knitting machine characterised in that, The thread clamping device comprises the thread clamping device according to any one of claims 1-7. The thread clamping device comprises the thread clamping device according to any one of claims 1-7.

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