Yarn feeding mechanism of underwear knitting machine

Abstract

The utility model discloses a yarn feeding mechanism of an underwear knitting machine, and relates to the technical field of underwear knitting machines, and the yarn feeding mechanism comprises a yarn feeding machine body, a through groove is formed in the bottom end of the yarn feeding machine body, an angle adjusting mechanism is arranged on the inner wall of the through groove, and one end of the angle adjusting mechanism is fixedly connected with a long shell; one end of the long shell and the interior of the long shell are jointly provided with a height adjusting mechanism, one end of the height adjusting mechanism is fixedly connected with a yarn guide ring, the angle adjusting mechanism comprises a first support, one end of the first support is fixedly connected with the inner wall of one side of the through groove, and the top end of the first support is fixedly connected with a first motor. According to the yarn guiding mechanism, the angle of the yarn guiding ring in the yarn guiding mechanism can be conveniently and rapidly adjusted, the yarn guiding ring can better guide yarn, adjustment is more convenient and rapid, the height adjusting mechanism is arranged, the height position of the yarn guiding ring can be conveniently adjusted according to the actual situation, and the yarn guiding mechanism is more practical in use.

Description

Technical Field

[0001] The present application relates to the technical field of knitting underwear machines, and in particular to a yarn feeding mechanism of a knitting underwear machine. Background Art

[0002] The existing seamless underwear machine is a knitting mechanical equipment for knitting underwear. It is produced with natural fibers, synthetic fibers, artificial fibers, etc. as raw materials, and bare spandex and covered yarn are added during knitting to increase the elasticity of the fabric and enhance the comfort of the clothing. There are many types of knitting machines, but no matter what type of knitting machine, their main structure is basically the same, but the knitting is different according to the working requirements of various machines. The yarn feeding mechanism is a mechanism that sends the yarn on the bobbin or warp beam to the loop forming machine at a certain tension and speed according to the requirements of the knitting system.

[0003] According to the announcement number: CN218203340U, a yarn feeding mechanism of a circular knitting machine is disclosed. This technology discloses "including a yarn feeding frame, on which a plurality of inclined rods are fixedly mounted, and a yarn tube is movably sleeved on the outer side of the inclined rods; a base, the yarn feeding frame is fixedly mounted on the top of the base, a rectangular groove is provided at the bottom of the base, and two circular grooves are provided on the top inner wall of the rectangular groove; a moving assembly, the moving assembly includes four universal wheels and other technical solutions. The utility model has the technical effects of realizing the retraction and extension of the universal wheels through the threaded transmission of the screw rod and the moving plate and the transmission cooperation of the worm and the worm wheel, so that the entire device can be flexibly moved, etc.";

[0004] With respect to the above-mentioned related technologies, the inventor believes that in the existing yarn feeding mechanism structure, the angle of the yarn guide ring is generally adjusted manually, which is not convenient enough and does not have an angle adjustment mechanism, making it inconvenient to quickly and automatically adjust the angle of the yarn guide ring; secondly, the height position of the existing yarn guide ring is generally set at a fixed height on the yarn guiding mechanism. When guiding the yarn under different circumstances, the height position of the yarn guide ring needs to be adjusted so that the yarn guiding mechanism can guide the yarn better. There is no height adjustment mechanism, which makes it inconvenient to adjust the height position of the yarn guide ring in the yarn guiding mechanism, reducing the convenience of using the yarn guiding mechanism. Utility Model Content

[0005] The purpose of the present application is to provide a yarn feeding mechanism for a knitting underwear machine to improve the problem that it is inconvenient to quickly and automatically adjust the angle of the yarn guide ring and it is inconvenient to adjust the height position of the yarn guide ring in the yarn guide mechanism.

[0006] The yarn feeding mechanism of a knitting underwear machine provided in the present application adopts the following technical solution:

[0007] A yarn feeding mechanism of a knitting underwear machine comprises a yarn feeding machine body, a through slot is opened at the bottom end of the yarn feeding machine body, an inner wall of the through slot is provided with an angle adjustment mechanism, one end of the angle adjustment mechanism is fixedly connected to a long shell, one end of the long shell and the interior are jointly provided with a height adjustment mechanism, one end of the height adjustment mechanism is fixedly connected to a yarn guide ring, the angle adjustment mechanism comprises a first support, one end of the first support is fixedly connected to an inner wall of one side of the through slot, the top end of the first support is fixedly connected to a first motor, and the output end of the first motor is fixedly connected to a worm, the outer surface of the worm is meshedly connected to a worm wheel, the inner wall of the worm wheel is fixedly connected to a round rod, and the two ends of the round rod are respectively rotatably connected to the inner walls of both sides of the through slot, the outer surface of the round rod is fixedly sleeved with a connecting plate, and the bottom end of the connecting plate is fixedly connected to the top of the long shell.

[0008] By adopting the above technical solution, the yarn guide ring is adjusted to a suitable yarn guiding position through the height adjustment mechanism, and then the first motor is started through the angle adjustment mechanism. The output end of the first motor drives the worm transmission, and the worm transmission is used in conjunction with the worm gear so that the worm gear drives the round rod to rotate, and the rotation of the round rod drives the connecting plate to rotate, and the rotation of the connecting plate drives the long shell to rotate around the center of the round rod. The rotation of the long shell uses the angle of the yarn guide ring to be adjusted, and the yarn guide ring is adjusted to a suitable yarn guiding angle.

[0009] Optionally, the height adjustment mechanism includes a second support, one end of the second support is fixedly connected to one end of the long shell, the top of the second support is fixedly connected to the second motor, and the output end of the second motor passes through one end of the long shell and is fixedly connected to the first gear, the outer surface of the first gear is meshingly connected to the second gear, and the bottom end of the second gear is fixedly connected to a lead screw, the outer surface of the lead screw is sleeved with a moving block, and one end of the moving block is fixedly connected to a connecting rod, one end of the long shell is provided with a limiting groove for cooperating with the connecting rod, and one end of the connecting rod passes through the limiting groove and is fixedly connected to one end of the yarn guide ring.

[0010] By adopting the above technical solution, the second motor is started, and the output end of the second motor drives the first gear. The rotation of the first gear drives the second gear to rotate. The rotation of the second gear drives the lead screw to rotate. The rotation of the lead screw drives the moving block to move. The movement of the moving block drives the height position of the yarn guide ring to be adjusted through the connecting rod. At the same time, the limit groove serves to limit the moving position of the connecting rod, thereby facilitating the adjustment of the height position of the yarn guide ring.

[0011] Optionally, the outer surface thread of the worm wheel matches the outer surface thread of the worm.

[0012] By adopting the above technical solution, it is convenient for the worm transmission to drive the worm wheel to rotate.

[0013] Optionally, the inner walls on both sides of the through groove are fixedly connected with a support plate, a positioning groove is opened in the middle of one end of the support plate, and a positioning ring is rotatably connected to the inner wall of the positioning groove, and one end of the positioning ring is fixedly connected to one end of the connecting plate.

[0014] By adopting the above technical solution, the positioning groove is used in conjunction with the positioning ring to facilitate the positioning of the connecting plate when it is rotated, so that the connecting plate can rotate around the center of the round rod.

[0015] Optionally, the bottom end of the lead screw is rotatably connected to the lower inner wall of the long shell.

[0016] By adopting the above technical solution, it is convenient to position the second gear through the lead screw.

[0017] Optionally, the first gear and the second gear are in a cone shape, and the first gear and the second gear are vertically arranged.

[0018] By adopting the above technical solution, the first gear and the second gear are easily engaged, so that the rotation of the first gear drives the rotation of the second gear.

[0019] Optionally, the outer surface of the moving block is slidably connected to the inner wall of the long shell, and the inner wall thread of the moving block matches the outer surface thread of the lead screw.

[0020] By adopting the above technical solution, the long shell plays a role in guiding the movement of the moving block, and the matching threads facilitate the rotation of the lead screw to move the moving block.

[0021] Optionally, both ends of the connecting rod are fixedly connected with a clamping block, the inner walls on both sides of the limiting groove are provided with clamping grooves used to cooperate with the clamping blocks, and the outer surfaces of the two clamping blocks are slidably connected to the inner walls of the two clamping grooves respectively.

[0022] By adopting the above technical solution, the card slot is used in conjunction with the card block to facilitate the guidance of the connecting rod when it moves.

[0023] In summary, the present application includes at least one of the following beneficial technical effects:

[0024] 1. The utility model provides an angle adjustment mechanism, thereby facilitating quick adjustment of the angle of the yarn guide ring in the yarn guide mechanism, so that the yarn guide ring can guide the yarn better and the adjustment is more convenient and quick;

[0025] 2. The utility model is provided with a height adjustment mechanism, so that the height position of the yarn guide ring can be adjusted according to actual conditions, making the yarn guide mechanism more practical to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the structure of the utility model.

[0027] Figure 2 It is a structural schematic diagram of the utility model from another viewing angle.

[0028] Figure 3 It is a schematic diagram of the cross-sectional structure of the angle adjustment mechanism of the utility model.

[0029] Figure 4 It is a schematic diagram of the exploded structure of the angle adjustment mechanism of the utility model.

[0030] Figure 5 It is a schematic diagram of the cross-sectional structure of the height adjustment mechanism of the utility model.

[0031] Figure 6 This utility model Figure 5 A schematic diagram of the enlarged structure in the middle.

[0032] Figure 7 This utility model Figure 5 Enlarged schematic diagram of the structure at point B in the middle.

[0033] In the figure, 1, yarn feeding machine body; 2, angle adjustment mechanism; 21, round rod; 22, connecting plate; 23, first support; 24, first motor; 25, worm; 26, positioning groove; 27, positioning ring; 28, support plate; 29, worm gear; 3, height adjustment mechanism; 31, connecting rod; 32, limit groove; 33, lead screw; 34, second gear; 35, second support; 36, second motor; 37, first gear; 38, slot; 39, moving block; 301, block; 4, yarn guide ring; 5, long shell; 6, through slot. DETAILED DESCRIPTION

[0034] The following is combined with Figure 1 -Attached Figure 7 , further details of this application are given.

[0035] Example

[0036] A yarn feeding mechanism of a knitting underwear machine comprises a yarn feeding machine body 1 and a through slot 6, wherein the through slot 6 is provided at the bottom end of the yarn feeding machine body 1, an angle adjustment mechanism 2 is provided on the inner wall of the through slot 6, a long shell 5 is fixedly connected to the bottom end of the angle adjustment mechanism 2, a height adjustment mechanism 3 is provided at one end and the interior of the long shell 5, a yarn guide ring 4 is fixedly connected to one end of the height adjustment mechanism 3, the yarn guide ring 4 plays a role of guiding yarn when feeding yarn, the angle adjustment mechanism 2 is convenient for adjusting the angle of the yarn guide ring 4, and the height adjustment mechanism 3 is convenient for adjusting the height position of the yarn guide ring 4;

[0037] The angle adjustment mechanism 2 includes a first support 23, one end of the first support 23 is fixedly connected to the inner wall of one side of the through slot 6, and the top of the first support 23 is fixedly connected to a first motor 24, the first support 23 plays a role in facilitating the support of the first motor 24, and the first motor 24 plays a role in driving the angle adjustment mechanism 2;

[0038] The output end of the first motor 24 is fixedly connected to a worm 25, so that the output end of the first motor 24 drives the worm 25 to transmit. The outer surface of the worm 25 is meshedly connected to a worm wheel 29. The outer surface thread of the worm wheel 29 matches the outer surface thread of the worm 25, so that the worm 25 drives the worm wheel 29 to rotate.

[0039] The inner walls of both sides of the through groove 6 are connected to the round rod 21 for rotation, and the worm gear 29 is fixedly sleeved on the outer surface of the round rod 21, so that the worm gear 29 rotates to drive the round rod 21 to rotate. The outer surface of the round rod 21 is fixedly sleeved with a connecting plate 22, so that the round rod 21 rotates to drive the connecting plate 22 to rotate;

[0040] A positioning ring 27 is fixedly connected to one end of the connecting plate 22, and a supporting plate 28 is fixedly connected to the inner walls of both sides of the through groove 6. A positioning groove 26 used to cooperate with the positioning ring 27 is opened in the middle of one end of the supporting plate 28, and one end of the positioning ring 27 is rotatably connected to the inner wall of the positioning groove 26. The positioning groove 26 cooperates with the positioning ring 27 to facilitate the positioning of the connecting plate 22 when it rotates.

[0041] The bottom end of the connecting plate 22 is fixedly connected to the top end of the long shell 5, so that the connecting plate 22 rotates to drive the long shell 5 to rotate a certain angle, so that the angle of the yarn guide ring 4 is adjusted.

[0042] The height adjustment mechanism 3 includes a second support 35, one end of the second support 35 is fixedly connected to the upper part of one end of the long shell 5, and the top of the second support 35 is fixedly connected to the second motor 36. The second support 35 plays a role in facilitating the support of the second motor 36, and the second motor 36 plays a role in facilitating the driving of the height adjustment mechanism 3.

[0043] The output end of the second motor 36 passes through the upper part of one end of the long shell 5 and is fixedly connected to the first gear 37, so that the output end of the second motor 36 drives the first gear 37 to rotate. The outer surface of the first gear 37 is meshed with the second gear 34. The first gear 37 and the second gear 34 are arranged in a cone shape, and the first gear 37 and the second gear 34 are arranged vertically, so that the first gear 37 can rotate and cooperate with the second gear 34 to make the second gear 34 rotate synchronously.

[0044] A lead screw 33 is fixedly connected to the middle of the bottom end of the second gear 34, and the bottom end of the lead screw 33 is rotatably connected to the lower inner wall of the long shell 5, so that the second gear 34 rotates to drive the lead screw 33 to rotate;

[0045] The outer surface of the lead screw 33 is threadedly sleeved with a moving block 39, and the outer surface of the moving block 39 is slidably connected to the inner wall of the long shell 5. The inner wall thread of the moving block 39 matches the outer surface thread of the lead screw 33, so that the lead screw 33 rotates to drive the moving block 39 to move up and down in the long shell 5.

[0046] One end of the moving block 39 is fixedly connected with a connecting rod 31, so that the moving block 39 can drive the connecting rod 31 to move. The connecting rod 31 plays a connecting role. One end of the long shell 5 is provided with a limiting groove 32 used to cooperate with the connecting rod 31. The limiting groove 32 plays a role in facilitating the movement of the connecting rod 31.

[0047] The inner walls of both sides of the limiting groove 32 are provided with a clamping groove 38, and the inner walls of the two clamping grooves 38 are slidably connected with a clamping block 301, and one end of the opposite surface of the two clamping blocks 301 is fixedly connected to the two ends of the connecting rod 31 respectively. The clamping groove 38 cooperates with the clamping block 301 to guide the connecting rod 31 when it moves;

[0048] One end of the connecting rod 31 facing away from the moving block 39 passes through the limiting groove 32 and is fixedly connected to one end of the yarn guide ring 4, so that the connecting rod 31 moves to drive the yarn guide ring 4 to move to a suitable height position for use.

[0049] Working principle: First, the yarn passes through the yarn guide ring 4, and then through the height adjustment mechanism 3, the second motor 36 is started, the output end of the second motor 36 drives the first gear 37 to rotate, and the rotation of the first gear 37 drives the second gear 34 to rotate synchronously;

[0050] The second gear 34 rotates to drive the lead screw 33 to rotate, and the lead screw 33 rotates to drive the moving block 39 to move up and down in the long shell 5. The movement of the moving block 39 drives the connecting rod 31 to move. At the same time, the limiting groove 32 plays a role in facilitating the movement position of the connecting rod 31. The clamping groove 38 cooperates with the clamping block 301 to facilitate the guiding of the connecting rod 31 when it moves.

[0051] The connecting rod 31 moves to drive the yarn guide ring 4 to move to a suitable height position for use;

[0052] Then, the first motor 24 is started through the angle adjustment mechanism 2, and the output end of the first motor 24 drives the worm 25 to rotate, and the worm 25 drives the worm wheel 29 to rotate, and the rotation of the worm wheel 29 drives the round rod 21 to rotate;

[0053] The rotation of the round rod 21 drives the connecting plate 22 to rotate, and the positioning groove 26 cooperates with the positioning ring 27 to facilitate the positioning of the connecting plate 22 when it rotates. The rotation of the connecting plate 22 drives the long shell 5 to rotate a certain angle, so that the angle of the yarn guide ring 4 is adjusted, and the yarn guide ring 4 is adjusted to a suitable use angle;

[0054] Then the yarn feeding operation can be performed through the yarn feeding machine body 1.

[0055] The embodiments of this specific implementation are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. The same components are represented by the same figure marks. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A yarn feeding mechanism for a knitting underwear machine, comprising a yarn feeding machine body (1), characterized in that: A through slot (6) is provided at the bottom end of the yarn feeding machine body (1); an angle adjustment mechanism (2) is provided on the inner wall of the through slot (6); one end of the angle adjustment mechanism (2) is fixedly connected to a long shell (5); one end of the long shell (5) and the interior thereof are provided with a height adjustment mechanism (3); one end of the height adjustment mechanism (3) is fixedly connected to a yarn guide ring (4); The angle adjustment mechanism (2) comprises a first support (23), one end of the first support (23) is fixedly connected to an inner wall of one side of the through slot (6), the top end of the first support (23) is fixedly connected to a first motor (24), and the output end of the first motor (24) is fixedly connected to a worm (25), the outer surface of the worm (25) is meshingly connected to a worm wheel (29), the inner wall of the worm wheel (29) is fixedly connected to a round rod (21), and the two ends of the round rod (21) are respectively rotatably connected to the inner walls of both sides of the through slot (6), the outer surface of the round rod (21) is fixedly sleeved with a connecting plate (22), and the bottom end of the connecting plate (22) is fixedly connected to the top end of the long shell (5).

2. The yarn feeding mechanism of a knitting underwear machine according to claim 1, characterized in that: The height adjustment mechanism (3) comprises a second support (35), one end of the second support (35) is fixedly connected to one end of the long shell (5), the top end of the second support (35) is fixedly connected to a second motor (36), and the output end of the second motor (36) passes through one end of the long shell (5) and is fixedly connected to a first gear (37), the outer surface of the first gear (37) is meshingly connected to the second gear (34), and the bottom end of the second gear (34) is fixedly connected to a lead screw (33), the outer surface of the lead screw (33) is sleeved with a moving block (39), and one end of the moving block (39) is fixedly connected to a connecting rod (31), one end of the long shell (5) is provided with a limiting groove (32) used in conjunction with the connecting rod (31), and one end of the connecting rod (31) passes through the limiting groove (32) and is fixedly connected to one end of the yarn guide ring (4).

3. The yarn feeding mechanism of a knitting underwear machine according to claim 1, characterized in that: The outer surface thread of the worm wheel (29) matches the outer surface thread of the worm (25).

4. The yarn feeding mechanism of a knitting underwear machine according to claim 1, characterized in that: The inner walls on both sides of the through groove (6) are fixedly connected to a support plate (28), a positioning groove (26) is provided in the middle of one end of the support plate (28), and a positioning ring (27) is rotatably connected to the inner wall of the positioning groove (26), and one end of the positioning ring (27) is fixedly connected to one end of the connecting plate (22).

5. The yarn feeding mechanism of a knitting underwear machine according to claim 2, characterized in that: The bottom end of the lead screw (33) is rotatably connected to the lower inner wall of the long shell (5).

6. The yarn feeding mechanism of a knitting underwear machine according to claim 2, characterized in that: The first gear (37) and the second gear (34) are in a cone shape, and the first gear (37) and the second gear (34) are vertically arranged.

7. The yarn feeding mechanism of a knitting underwear machine according to claim 2, characterized in that: The outer surface of the moving block (39) is slidably connected to the inner wall of the long shell (5), and the inner wall thread of the moving block (39) matches the outer surface thread of the lead screw (33).

8. The yarn feeding mechanism of a knitting underwear machine according to claim 2, characterized in that: Both ends of the connecting rod (31) are fixedly connected with a clamping block (301), and the inner walls on both sides of the limiting groove (32) are provided with a clamping groove (38) used in conjunction with the clamping block (301), and the outer surfaces of the two clamping blocks (301) are respectively slidably connected to the inner walls of the two clamping grooves (38).

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