CN210796747U

CN210796747U - Upper pin for spinning satin color yarns

Info

Publication number: CN210796747U
Application number: CN201920823121.4U
Authority: CN
Inventors: 周团
Original assignee: Fuzhou Zhouyiyun Intelligent Technology Co ltd
Current assignee: Fuzhou Zhouyiyun Intelligent Technology Co ltd
Priority date: 2019-06-03
Filing date: 2019-06-03
Publication date: 2020-06-19
Anticipated expiration: 2029-06-03

Abstract

The utility model relates to a textile machinery accessory, in particular to a top pin for satin color yarn spinning, which comprises a support frame part fixed on a roller bearing and a working mechanism connected with the two ends of the support frame, wherein the support frame is provided with a U-shaped fixing part which is provided with a fixing groove and is fixed on the roller bearing through the fixing groove; the working mechanism comprises a leather ring support and an elastic movable body, the elastic movable body is sleeved in the leather ring support to form a leather ring sliding groove, and the elastic movable body can vertically and downwards perform elastic resetting movement. The utility model divides the working mechanism into a leather collar bracket and an elastic movable body, and the movable direction of the elastic movable body is vertical, so that the leather collar can move more freely and stably, the yarn quality is improved, the working efficiency is improved, and the service life is prolonged; the elastic movable body adopts a vertical movement mode, so that the elastic force of the jaw of the leather collar tends to be stable, the floating area is further reduced, and the yarn quality is obviously improved.

Description

Upper pin for spinning satin color yarns

Technical Field

The utility model relates to a spinning machine accessory, concretely relates to silk color yarn spins and uses round pin.

Background

The spinning frame is spinning equipment for spinning the rough yarn into yarn in the spinning process. The satin color yarn is spun by winding two different rough yarns on a spinning machine through drafting, twisting and winding according to set operation parameters through a pin roller on a leather roller apron. The two leather rings are easy to deviate from the position and overlap by using the traditional upper pin in the spinning process, and the normal spinning and the finished yarn quality of the satin color yarn are influenced.

The upper pin is also called as an upper leather collar pin for short, is an important component used for a drafting device of a spinning machine, is fixed on a middle leather roller above a middle roller and is arranged on a cradle, plays a role of holding a yarn through the upper leather collar in the drafting process, and has large contact area and overlarge friction resistance of the leather collar in the using process, thereby influencing the working efficiency and reducing the service life of the upper pin. In addition, in operation, the floating zone fluctuates due to poor stability of the elastic force of the leather collar jaw.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to solve the above problem of the prior art, the utility model provides an elastic stretching direction adopts vertical motion mode, has reduced the area of contact between apron sliding groove surface and the apron, reduces frictional resistance's satin color yarn spinning and uses the round pin.

(II) technical scheme

In order to achieve the above object, the utility model discloses a main technical scheme include:

an upper pin for spinning satin color yarns comprises a support frame fixed on a roller bearing and working mechanisms connected to two ends of the support frame, wherein a U-shaped fixing piece is arranged on the support frame, and a fixing groove is formed in the U-shaped fixing piece and is fixed on the roller bearing through the fixing groove;

the working mechanism comprises a leather ring support and an elastic movable body, the elastic movable body is sleeved in the leather ring support to form a leather ring sliding groove, and the elastic movable body can vertically and downwards perform elastic resetting movement.

With the operating device part in this scheme, divide into two main parts of leather collar support and elasticity activity body, adopt vertical motion mode with the activity direction of elasticity activity body, effectively reduce the leather collar and glide the area of contact between groove surface and the leather collar, reduce frictional force, make the leather collar operation more stretch out and effectively improved the running state of leather collar, and can make the elastic force that the leather collar was kept silent tend to stably, the zone of floating further reduces, obviously improve the yarn quality, effectively overcome because of traditional elasticity overhead pin keep silent the horizontal hunting and weaken the influence to fibre control force.

Furthermore, the working mechanism also comprises a return spring connected to the lower end of the elastic movable body, and the return spring is fixedly arranged in the leather collar support.

Furthermore, the working mechanism also comprises a fixed column and a limiting clamp spring, the fixed column is connected to the lower end of the elastic movable body, and a return spring is sleeved on the fixed column;

a movable channel for accommodating the elastic movable body to move up and down is arranged in the leather ring bracket, the movable channel extends downwards to form an extending channel for accommodating the fixed column to move up and down, and the fixed column extends downwards to the extending channel along the movable channel; the limiting clamp spring is sleeved at the lower end of the fixing column to clamp the lower end of the fixing column in the extension channel.

According to the embodiment of the working mechanism provided by the invention, the elastic movable body can move up and down along the movable channel under the stretching and compressing of the reset spring, the moving direction of the elastic movable body is stable and does not deviate through the fixed column, and the lower end of the fixed column is clamped in the extending channel through the limiting clamp spring, so that the downward moving amplitude of the elastic movable body is prevented from being too large, and the elastic movable body is prevented from continuously moving upwards after being restored to the original position.

Furthermore, the periphery of the lower end face of the elastic movable body is provided with a limiting upper clamping groove, and a limiting lower clamping groove matched with the limiting clamping groove in a buckling mode is arranged in the leather ring support.

Furthermore, two elastic movable bodies are transversely sleeved in the leather ring support in parallel, and the two elastic movable bodies and the leather ring support form two leather ring sliding grooves.

The scheme is provided with two leather ring sliding grooves, so that the two leather rings can slide on different leather ring sliding grooves, and the plurality of leather rings can stably run on respective drafting channels. The two elastic movable bodies can work independently without being influenced, so that the stability can be improved, and the phenomena of position deviation and overlapping of the leather rings are avoided.

Furthermore, the left end and the right end of the leather ring support respectively extend upwards to form outer limit tips, one end of one elastic movable body, which is close to the other elastic movable body, extends upwards to form a middle limit tip, and the two outer limit tips, the middle limit tip and the elastic movable body form two leather ring sliding grooves.

Furthermore, the upper end surface of the elastic movable body is an arc-shaped curved surface. The arc-shaped curved surface further reduces the friction force between the leather collar and the elastic living body.

The utility model has the advantages that:

1. the utility model divides the working mechanism into a leather collar bracket and an elastic movable body, and the movable direction of the elastic movable body is vertical, so that the leather collar can move more freely and stably, and the problems of accumulated flowers, dead jaw and the like caused by matching with a groove do not exist, and the yarn forming quality is finally improved; the working efficiency is improved, and the service life of the upper part is prolonged; the elastic movable body adopts a vertical movement mode, so that the elastic force of the jaw of the leather collar tends to be stable, the floating area is further reduced, and the yarn quality is obviously improved.

2. The utility model discloses set up two leather collar sliding groove, form two draft passageways, make two leather collars stable operation respectively in respective draft passageway, avoided the phenomenon of leather collar skew position and overlapping.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a schematic side view of the embodiment of the present invention.

[ description of reference ]

1: a support frame; 2: a working mechanism; 21: a apron support; 22 an elastic movable body; 23 apron sliding grooves; 24: a return spring; 25: fixing a column; 26: a limiting clamp spring; 27: limiting an upper clamping groove; 28: limiting a lower clamping groove; 29: an outer limit pin; 210: a middle limit pin; 3: u-shaped mounting.

Detailed Description

For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.

As shown in fig. 1-2: the upper pin for spinning the satin color yarn comprises a support frame 1 fixed on a leather roller bearing and working mechanisms 2 connected to two ends of the support frame 1, wherein a U-shaped fixing piece 3 is arranged on the support frame 1, and a fixing groove is arranged on the U-shaped fixing piece 3 and is fixed on the leather roller bearing through the fixing groove;

the working mechanism 2 comprises a leather collar support 21, elastic movable bodies 22, a reset spring 24, a fixing column 25 and a limiting clamp spring 26, the upper end face of each elastic movable body 22 is set to be an arc-shaped curved surface, two elastic movable bodies 22 are transversely sleeved in the leather collar support 21 in parallel, the left end and the right end of the leather collar support 21 respectively extend upwards to form outer limiting tips 29, one end of one elastic movable body 22, which is close to the other elastic movable body 22, extends upwards to form a middle limiting tip, and the two outer limiting tips 29, the middle limiting tips and the elastic movable bodies 22 form two leather collar sliding grooves 23.

A movable channel for accommodating the elastic movable body 22 to move up and down is arranged in the leather collar support 21, the elastic movable body 22 is downwards fixedly connected with a return spring 24 and a fixed column 25, the return spring 24 is sleeved at the upper end of the fixed column 25, and the lower end of the return spring 24 is fixed at the bottom of the movable channel; the movable channel extends downwards to form an extending channel for accommodating the fixing column 25 to move up and down, and the fixing column 25 extends downwards along the movable channel to the extending channel; the limiting clamp spring 26 is sleeved at the lower end of the fixing column 25 to clamp the lower end of the fixing column 25 in the extension channel.

In use, the fixing groove in the U-shaped fixing member 3 is fixed on the roller bearing. Two different leather rings respectively pass through the leather ring sliding groove 23 on one elastic movable body 22, and the friction force between the leather rings and the leather ring sliding groove 23 enables the elastic movable body 22 to move downwards, so that the contact area between the leather rings and the leather ring sliding groove 23 is reduced; meanwhile, the elastic movable body 22 moves downwards to keep the return spring 24 in a compressed state, and the fixed column 25 moves downwards towards the extension channel direction to keep the limiting spring in a compressed state; when the friction force is reduced or disappears, the return spring 24 and the limiting spring rebound upwards until the elastic movable body 22 and the fixed column 25 move upwards to the original position, the lower end of the fixed column 25 is clamped in the extension channel by the limiting spring, the fixed column 25 is limited from continuing to move upwards, and the elastic movable body 22 is prevented from moving upwards excessively under the action of inertia.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a satin color yarn spins and uses round pin, its is including fixing support frame (1) on the roller bearing and connecting operating device (2) at support frame (1) both ends, its characterized in that: the supporting frame (1) is provided with a U-shaped fixing piece (3), and the U-shaped fixing piece (3) is provided with a fixing groove and fixed on the roller bearing through the fixing groove;

the working mechanism (2) comprises a leather ring support (21) and an elastic movable body (22), the elastic movable body (22) is sleeved in the leather ring support (21) to form a leather ring sliding groove (23), and the elastic movable body (22) can vertically and downwards do elastic resetting movement.

2. The upper pin for spinning satin color yarn according to claim 1, characterized in that: the working mechanism (2) further comprises a return spring (24) connected to the lower end of the elastic movable body (22), and the return spring (24) is fixedly arranged in the leather collar support (21).

3. The upper pin for spinning satin color yarn according to claim 2, characterized in that: the working mechanism (2) further comprises a fixing column (25) and a limiting clamp spring (26), the fixing column (25) is connected to the lower end of the elastic movable body (22), and a return spring (24) is sleeved on the fixing column (25);

a movable channel for accommodating the elastic movable body (22) to move up and down is arranged in the leather ring support (21), the movable channel extends downwards to form an extending channel for accommodating the fixed column (25) to move up and down, and the fixed column (25) extends downwards to the extending channel along the movable channel; the limiting clamp spring (26) is sleeved at the lower end of the fixing column (25) to clamp the lower end of the fixing column (25) in the extension channel.

4. The upper pin for spinning satin color yarn according to claim 3, characterized in that: the periphery of the lower end face of the elastic movable body (22) is provided with a limiting upper clamping groove (27), and a limiting lower clamping groove (28) matched with the limiting clamping groove in a buckled mode is arranged in the leather collar support (21).

5. The upper pin for spinning satin color yarn according to claim 1, characterized in that: two elastic movable bodies (22) are transversely sleeved in the leather ring support (21) in parallel, and the two elastic movable bodies (22) and the leather ring support (21) form two leather ring sliding grooves (23).

6. The upper pin for spinning satin color yarn according to claim 5, characterized in that: the leather collar support is characterized in that the left end and the right end of the leather collar support (21) respectively extend upwards to form outer limit pins (29), one end of one elastic movable body (22) close to the other elastic movable body (22) extends upwards to form a middle limit pin (210), and the two outer limit pins (29), the middle limit pin (210) and the elastic movable body (22) form two leather collar sliding grooves (23).

7. The upper pin for spinning satin color yarn according to any one of claims 1 to 6, characterized in that: the upper end surface of the elastic movable body is an arc-shaped curved surface.