CN113697587B

CN113697587B - Yarn frame for textile machine

Info

Publication number: CN113697587B
Application number: CN202111092194.9A
Authority: CN
Inventors: 唐雅红
Original assignee: Shaoxing Zhongyu Chemical Fiber Co ltd
Current assignee: Shaoxing Zhongyu Chemical Fiber Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2023-04-18
Anticipated expiration: 2041-09-17
Also published as: CN113697587A

Abstract

The invention relates to the technical field of spinning. The purpose is to provide a yarn frame for a textile machine, which comprises a frame body, a plurality of rotary supporting rods arranged on the frame body and a yarn barrel; the yarn bobbin comprises a bobbin body, a center hole for the rotating support rod to penetrate through is formed in the center of the bobbin body, and centering and locking mechanisms for locking the bobbin body and the rotating support rod are arranged at the upper end and the lower end of the bobbin body; the centering locking mechanism comprises extension pipes coaxially arranged at two ends of the barrel, a plurality of rod holes extending along the radial direction of the extension pipes are uniformly formed in the side walls of the extension pipes, clamping rods penetrate through the rod holes, and the clamping rods and the rod holes form sliding fit. The structure can be rapidly matched with rotary supporting rods with different sizes, and the centering precision is ensured, so that the rotating stability of a yarn bobbin is ensured.

Description

Yarn frame for textile machine

Technical Field

The invention relates to the technical field of spinning, in particular to a yarn frame for a spinning machine.

Background

The yarn frame is a frame for supporting yarns in the field of textile, and generally comprises a frame body and a yarn barrel, wherein the frame body is provided with a plurality of rotatable supporting rods, and the yarn barrel is sleeved on the supporting rods and can freely rotate along with the supporting rods; under the traction of a roller of the textile machine on the yarn, the yarn bobbin rotates to realize the unwinding of the yarn. In the using process of the yarn bobbin, the rotating stability of the yarn bobbin is an important parameter influencing spinning, and if the yarn bobbin is not stable in rotation, the conditions of uneven unwinding, unwinding jitter and the like can be caused, so that yarn breakage and unstable tension are caused, and the subsequent spinning quality is influenced. Therefore, in order to ensure centering accuracy and rotation stability, in the prior art, a supporting rod and a yarn barrel of a yarn frame are usually arranged in a matched manner, and before spinning, yarns need to be wound on the matched yarn barrel, so that the processing procedures are increased undoubtedly, and the processing efficiency is reduced. Therefore, if a yarn bobbin can be flexibly matched with supporting rods with different sizes and models, and the centering is good, the problem can be effectively solved.

Disclosure of Invention

The invention aims to provide a yarn frame for a textile machine, which is accurate in centering and stable in rotation.

In order to realize the purpose of the invention, the technical scheme adopted by the invention is as follows: a yarn frame for a textile machine comprises a frame body, a plurality of rotary supporting rods arranged on the frame body and a yarn barrel;

the yarn bobbin comprises a bobbin body, a center hole for the rotating support rod to penetrate through is formed in the center of the bobbin body, and centering and locking mechanisms for locking the bobbin body and the rotating support rod are arranged at the upper end and the lower end of the bobbin body;

the centering locking mechanism comprises extension pipes coaxially arranged at two ends of the cylinder body, a plurality of rod holes extending along the radial direction of the extension pipes are uniformly formed in the side walls of the extension pipes, clamping rods penetrate through the rod holes, the clamping rods and the rod holes form sliding fit, chucks are arranged at the inner ends of the clamping rods, a driving rod is arranged at one side, away from the cylinder body, of the outer ends of the clamping rods, and the driving rod and the clamping rods are perpendicular to each other; the centering locking mechanism also comprises a driving cap which is sleeved outside the extension pipe and forms threaded fit with the extension pipe; the top of the driving cap is provided with a abdicating hole for the rotating supporting rod to pass through, the peripheral surface of one end, close to the barrel body, of the driving cap is provided with a circle of skirt edge, a plurality of strip-shaped holes are formed in the skirt edge corresponding to the number of the driving rods, the strip-shaped holes are arc-shaped, and the plurality of strip-shaped holes are uniformly distributed along the clockwise direction; the driving rods penetrate through the strip-shaped holes in a one-to-one correspondence mode and are in sliding fit with the strip-shaped holes.

Preferably, a guide pipe is fixedly arranged on the outer side wall of the extension pipe opposite to the rod hole, and the guide pipe is sleeved outside the clamping rod and forms sliding fit with the clamping rod.

Preferably, a blocking disc is arranged on one section of the clamping rod, which is positioned outside the guide pipe, and a return spring is sleeved outside the clamping rod between the blocking disc and the guide pipe.

Preferably, one side of the chuck facing the rotating support rod is provided with a rubber clamping pad with teeth.

Preferably, an outer hexagonal screwing part is arranged on the circumferential surface of one end, far away from the barrel, of the driving cap.

Preferably, one end of the driving rod, which is far away from the clamping rod, is provided with a stop head.

Preferably, the rotation support rod comprises a rod body, one end of the rod body is connected with the base plate through a rotary joint, and the base plate is connected with the frame body through a flange.

Preferably, a section of the rod body close to the rotary joint is sleeved with a supporting bearing, and the supporting bearing is fixedly connected with the base plate through a turning rod.

Preferably, the number of the crank rods is at least four, and the crank rods are uniformly distributed in an annular shape by taking the rod body as the center.

Preferably, the circumferential surfaces of the upper end and the lower end of the cylinder body are also provided with end discs, and a winding area is formed between the end discs.

The beneficial effects of the invention are concentrated and expressed as follows: can with the quick structure of not unidimensional rotation bracing piece, and guarantee the precision of centering, and then guarantee the stability of a yarn section of thick bamboo rotation. Specifically, in the using process of the invention, the rotary supporting rod is fixedly arranged on the frame body, and when a yarn barrel needs to be arranged, the rotary supporting rod penetrates through a central hole of the yarn barrel; then revolve and twist the drive cap, the drive cap is at the pivoted in-process, and the bar hole that sets up on the shirt rim can promote the actuating lever inward movement, and then drives the clamping bar along the radial motion of extension pipe, and then drives the chuck and will rotate the bracing piece and press from both sides tightly. According to the invention, the driving cap synchronously drives the plurality of clamping rods to move, so that the movement synchronism among the clamping rods can be effectively ensured, the rotating support rod is always clamped at the centers of the plurality of clamping heads, the axis of the yarn barrel is superposed with the axis of the rotating support rod, the yarn barrel is enabled to have extremely high stability during rotation, and the shaking risk is reduced. In addition, the invention is suitable for transforming the traditional yarn bobbin, can lead the yarn bobbin to be matched with the rotary supporting rod, can reduce the winding process and improve the overall spinning efficiency.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a top view of the drive cap.

Detailed Description

As shown in fig. 1-3, a yarn stand for textile machines comprises a frame body 1, a plurality of rotary support rods 2 arranged on the frame body 1, and a yarn bobbin. The frame body 1 is a conventional stainless steel frame body, the structure of which is conventional and is not integrally shown in the invention. The rotary supporting rod 2 is arranged on the frame body 1 and used for installing a yarn barrel. The simplest rotation support rod 2 is exactly a body of rod, and the body of rod passes through rotary joint and is connected with support body 1, nevertheless for the convenience of dismantling rotation support rod 2 and assemble, better mode can be as shown in fig. 1, rotation support rod 2 includes the body of rod 19, rotary joint 20 is passed through to the one end of the body of rod 19 and is connected with basal disc 21, basal disc 21 and support body 1 flange joint guarantee the stability of connecting. Because the rod body 19 needs to support the weight of the yarn barrel, in order to further improve the structural strength of the yarn barrel, a supporting bearing 22 is sleeved outside a section of the rod body 19 close to the rotary joint 20, and the supporting bearing 22 is fixedly connected with the base plate 21 through a turning rod 23. Generally, the number of the crank rods 23 is at least four, and the crank rods 23 are uniformly distributed in a ring shape by taking the rod body 19 as a center.

The yarn barrel comprises a barrel body 3, a center hole 4 for the rotary supporting rod 2 to penetrate through is formed in the center of the barrel body 3, and centering and locking mechanisms used for locking the barrel body 3 and the rotary supporting rod 2 are arranged at the upper end and the lower end of the barrel body 3. The centering locking mechanism Gu Mingsai is intended to have a large amount of functions, and firstly, the barrel 3 and the rotating support rod 2 are locked, but the centering performance of the barrel 3 on the rotating support rod 2 is ensured, namely the axes of the barrel 3 and the rotating support rod 2 are ensured to be consistent. The circumferential surfaces of the upper end and the lower end of the cylinder 3 are also provided with end discs 24, and a winding area is formed between the end discs 24.

As shown in fig. 2, the centering and locking mechanism includes extension pipes 5 coaxially disposed at two ends of the cylinder 3, a plurality of rod holes extending along the radial direction of the extension pipes 5 are uniformly disposed on the side walls of the extension pipes 5, clamping rods 6 penetrate through the rod holes, the clamping rods 6 and the rod holes form a sliding fit, chucks 7 are disposed at the inner ends of the clamping rods 6, a driving rod 8 is disposed on the outer end of each clamping rod 6, which is far away from the cylinder 3, and the driving rod 8 is perpendicular to the clamping rods 6. Drive clamping bar 6 through actuating lever 8 and slide along the pole hole, and then drive the body of rod 19 of the tight rotation support rod 2 of chuck 7 clamp, because the thickness of extension pipe 5 is unsuitable to set up the back, the guidance quality of pole hole to clamping bar 6 is limited, in order to improve the stability of direction, ensures that clamping bar 6's slip is smooth and easy, with fixed stand pipe 13 that is provided with on the extension pipe 5 lateral wall that the pole hole is relative, stand pipe 13 cover is established outside clamping bar 6 to constitute sliding fit with clamping bar 6. In order to further ensure the clamping of the clamping head 7, a rubber clamping pad 16 with teeth is arranged on the side of the clamping head 7 facing the rotary support rod 2.

The centering and locking mechanism further comprises a driving cap 9, and as shown in fig. 2 and 3, the driving cap 9 is sleeved outside the extension pipe 5 and forms threaded fit with the extension pipe 5. The top of drive cap 9 is provided with the hole of stepping down 10 that supplies to rotate the bracing piece 2 and pass, and drive cap 9 is provided with round shirt rim 11 on being close to 3 one ends of barrel global, the quantity that corresponds actuating lever 8 on the shirt rim 11 is provided with multichannel bar hole 12, bar hole 12 is the arc, and multichannel bar hole 12 evenly arranges along clockwise. The driving rods 8 penetrate through the strip-shaped holes 12 in a one-to-one correspondence mode and are in sliding fit with the strip-shaped holes 12.

In the using process of the invention, the rotary supporting rod 2 is fixedly arranged on the frame body 1, and when a yarn bobbin needs to be arranged, the rotary supporting rod 2 penetrates through the central hole 4 of the yarn bobbin; then twist and twist driver cap 9, driver cap 9 is at the pivoted in-process, and the strip hole 12 that sets up on shirt rim 11 can promote the motion of actuating lever 8 inwards, and then drives clamping bar 6 along the radial motion of extension pipe 5, and then drives the body of rod 19 that chuck 7 will rotate bracing piece 2 and press from both sides tightly. In order to facilitate the rotation of the driving cap 9, an external hexagonal screw 17 is provided on the circumferential surface of the driving cap 9 at the end far away from the barrel 3. In order to prevent the driving rod 8 from being disengaged when the driving cap 9 is rotated excessively, a stopper 18 is provided at an end of the driving rod 8 remote from the clamping bar 6.

According to the invention, the driving cap 9 synchronously drives the clamping rods 6 to move, so that the movement synchronism among the clamping rods 6 can be effectively ensured, the rotary supporting rod 2 is always clamped at the centers of the plurality of clamping heads 7, the axis of the yarn drum is superposed with the axis of the rotary supporting rod 2, the yarn drum has extremely high stability during rotation, and the shaking risk is reduced. In addition, the invention is suitable for transforming the traditional yarn bobbin, can lead the yarn bobbin to be matched with the rotary supporting rod 2, can reduce the winding process and improve the overall spinning efficiency. In addition, the invention can also be that a stop disc 14 is arranged on a section of the clamping rod 6 outside the guide tube 13, and a return spring 15 is sleeved outside the clamping rod 6 between the stop disc 14 and the guide tube 13. The reset spring 15 drives the clamping rod 6 to reset, so that the operation is more convenient and faster. Meanwhile, the return spring 15 also plays a role of a spring washer to generate a reverse thrust, so that the thread engagement of the driving cap 9 and the extension pipe 5 is tighter.

Claims

1. A yarn frame for a textile machine comprises a frame body (1), a plurality of rotary supporting rods (2) arranged on the frame body (1) and a yarn cylinder;

the method is characterized in that: the yarn bobbin comprises a bobbin body (3), a center hole (4) for the rotary supporting rod (2) to pass through is formed in the center of the bobbin body (3), and centering and locking mechanisms for locking the bobbin body (3) and the rotary supporting rod (2) are arranged at the upper end and the lower end of the bobbin body (3);

the centering locking mechanism comprises extension pipes (5) coaxially arranged at two ends of a barrel body (3), a plurality of rod holes extending along the radial direction of the extension pipes (5) are uniformly formed in the side walls of the extension pipes (5), clamping rods (6) penetrate through the rod holes, the clamping rods (6) and the rod holes form sliding fit, chucks (7) are arranged at the inner ends of the clamping rods (6), a driving rod (8) is arranged on one surface, far away from the barrel body (3), of the outer ends of the clamping rods (6), and the driving rod (8) is perpendicular to the clamping rods (6); the centering locking mechanism further comprises a driving cap (9), and the driving cap (9) is sleeved outside the extension pipe (5) and forms threaded fit with the extension pipe (5); the top of the driving cap (9) is provided with abdicating holes (10) for the rotating supporting rod (2) to pass through, a circle of skirt edge (11) is arranged on the circumferential surface of one end, close to the barrel body (3), of the driving cap (9), a plurality of strip-shaped holes (12) are arranged on the skirt edge (11) corresponding to the driving rods (8), the strip-shaped holes (12) are arc-shaped, and the plurality of strip-shaped holes (12) are uniformly distributed along the clockwise direction; the driving rods (8) correspondingly penetrate through the strip-shaped holes (12) one by one and are in sliding fit with the strip-shaped holes (12).

2. The creel stand for textile machines of claim 1, wherein: and a guide pipe (13) is fixedly arranged on the outer side wall of the extension pipe (5) opposite to the rod hole, and the guide pipe (13) is sleeved outside the clamping rod (6) and forms sliding fit with the clamping rod (6).

3. The yarn frame for textile machines of claim 2 wherein: a blocking disc (14) is arranged on one section of the clamping rod (6) which is positioned outside the guide pipe (13), and a return spring (15) is sleeved outside the clamping rod (6) between the blocking disc (14) and the guide pipe (13).

4. A yarn frame for textile machines as claimed in claim 3, wherein: one surface of the chuck (7) facing the rotary supporting rod (2) is provided with a rubber clamping pad (16) with teeth.

5. The creel stand for textile machines of claim 4, wherein: an outer hexagonal screwing part (17) is arranged on the circumferential surface of one end, far away from the barrel body (3), of the driving cap (9).

6. The creel stand for textile machines of claim 5, wherein: and a stop head (18) is arranged at one end of the driving rod (8) far away from the clamping rod (6).

7. The yarn frame for textile machines of claim 6 wherein: the rotation support rod (2) comprises a rod body (19), one end of the rod body (19) is connected with a base plate (21) through a rotary joint (20), and the base plate (21) is connected with a frame body (1) through a flange.

8. The yarn frame for textile machines of claim 7 wherein: a section of the rod body (19) close to the rotary joint (20) is sleeved with a supporting bearing (22), and the supporting bearing (22) is fixedly connected with the base plate (21) through a turning rod (23).

9. The yarn frame for textile machines of claim 8 wherein: the number of the crank rods (23) is at least four, and the crank rods (23) are uniformly distributed in a ring shape by taking the rod body (19) as the center.

10. The creel stand for textile machines of claim 9, wherein: the circumferential surfaces of the upper end and the lower end of the cylinder body (3) are also provided with end discs (24), and a winding area is formed between the end discs (24).