CN212868291U

CN212868291U - Vibration damper of doffer for spinning

Info

Publication number: CN212868291U
Application number: CN202020643491.2U
Authority: CN
Inventors: 席小行; 杨慧琴
Original assignee: Gaoan Weixin Textile Co ltd
Current assignee: Gaoan Weixin Textile Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2021-04-02
Anticipated expiration: 2030-04-24

Abstract

The utility model discloses a damping device of doffer for weaving belongs to weaving technical field, and damping device of doffer for weaving includes the doffer body, supporting part, the supporting part is located the below of doffer body, transmission piece, horizontal damping mechanism pass through the connecting rod with the side of transmission piece links to each other, vertical damping mechanism with the bottom surface contact of transmission piece. The utility model discloses a vibration damper of doffer is used in weaving decomposes the vibration of doffer into horizontal vibration and vertical vibration to reduce the amplitude of vertical vibration, realize the damping function of doffer.

Description

Vibration damper of doffer for spinning

Technical Field

The utility model relates to the field of textile technology, especially, relate to a damping device of doffer is used in weaving.

Background

The doffing process is one of the processes in the spinning process, the doffing process is to wind the yarn on a simple tube for shaping and remove impurities, and the doffing process is completed by adopting a doffer.

The doffer often generates vibration during operation, noise caused by the vibration of the doffer is large, and the vibration easily causes breakage or deformation of components such as a frame of the doffer. Therefore, the vibration of the doffer is a problem to be solved.

The vibration absorber adopted by the traditional method reduces the vibration of the doffer through the spring, however, in the actual use process, the up-and-down movement of the spring can generate resonance with the doffer, and the vibration absorbing effect of the doffer is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that a vibration damping device of doffer for spinning is proposed, decomposes the vibration of doffer into horizontal vibration and vertical vibration to reduce the amplitude of vertical vibration, realize the damping function of doffer.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a damping device of doffer for spinning, the damping device of doffer for spinning is used for reducing the noise that the vibration produced when doffer moves, the damping device of doffer comprises a doffer body and a supporting part, the supporting part is arranged below the doffer body, the supporting part comprises a supporting plate and a supporting block, the supporting plate is arranged below the doffer body, a transmission block is connected with the lower surface of the supporting plate, a transverse damping mechanism is connected with the side surface of the transmission block through a connecting rod, the transverse damping mechanism is connected with the connecting rod, the transmission block is connected with the connecting rod through a transmission hinge, the transverse damping mechanism comprises a sliding block which horizontally slides and a spring which is connected with the sliding block, the spring is connected with the side surface of the supporting block, the longitudinal vibration reduction mechanism is in contact with the bottom surface of the transmission block and comprises an air cushion and an accommodating cavity for accommodating the air cushion;

preferably, the number of the supporting blocks is three, and the supporting blocks are respectively positioned on the left side, the right side and the rear side of the bottom of the doffer body;

preferably, the number of the transverse vibration reduction mechanisms is at least two;

preferably, the sliding block slides in a sliding groove, and the tail end of the sliding groove is fixed on the side surface of the supporting block;

preferably, the air cushion is elliptical, and the long axis of the air cushion is parallel to the transfer block;

preferably, two ends of the accommodating cavity are connected with the sliding grooves;

preferably, a dustproof box door is arranged below the supporting plate and arranged in a gap defined by the supporting block;

preferably, dustproof chamber door carries out switch chamber door through the door hinge, the door hinge set up in the upper end or the lower extreme of dustproof chamber door, dustproof chamber door passes through the handle is supplementary the door hinge carries out switch chamber door, the handle with door hinge subtend sets up.

The utility model has the advantages that:

1. converting the vibration generated by the doffer into vibration in the horizontal direction and vibration in the vertical direction, reducing the vibration in the vertical direction and realizing the effect of overall vibration reduction of the doffer;

2. the damping mechanism is surrounded by the supporting block and the dustproof box door, and the influence of dust and impurities generated in work on the damping device is reduced.

Drawings

Fig. 1 is a schematic view of an internal structure of a damping device of a doffer for spinning according to an embodiment of the present invention;

fig. 2 is an external structural schematic diagram of a damping device of a doffer for spinning according to an embodiment of the present invention.

In the figure:

1. a doffer body; 2. a support plate; 3. a support block; 4. a dust-proof box door; 41. a handle; 42. a door hinge; 5. a transfer block; 511. a connecting rod; 512. a drive hinge; 521. a slider; 522. a spring; 523. a chute; 6. an air cushion; 611. a receiving cavity.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1 and 2, the damping device of the doffer for spinning provided in this embodiment includes a doffer body 1, a support portion located below the doffer body 1, the support portion includes a support plate 2 and a support block 3, the support plate 2 is located below the doffer body 1, a transmission block 5, the transmission block 5 is connected to the lower surface of the support plate 1, a lateral damping mechanism, the lateral damping mechanism is connected to the side surface of the transmission block 5 through a connecting rod 511, the lateral damping mechanism is connected to the connecting rod 511, the transmission block 5 is connected to the connecting rod 511 through a transmission hinge 512, the lateral damping mechanism includes a horizontally sliding slider 521 and a spring 522 connected to the slider 521, the spring 522 is connected to the side surface of the support block 3, the longitudinal damping mechanism is in contact with the bottom surface of the transmission block 5, the longitudinal damping mechanism includes an air cushion 6 and a containing cavity 611 for containing the air cushion, when the doffer body 1 vibrates, the transmission block 5 vibrates up and down along with the doffer body 1, the connecting rod 511 is connected with the transmission block 5, the pressure generated by the transmission block 5 on the connecting rod 511 at the moment is decomposed into a force in the horizontal direction and a force in the vertical direction, the force in the horizontal direction compresses the spring 522 through the sliding block 521, the elastic force generated by the spring 522 and the force in the horizontal direction are mutually counteracted, the force in the vertical direction is counteracted because the transmission block 5 is contacted with the air cushion 6, the pressure intensity in the air cushion 6 is gradually increased along with the reduction of the compressed volume of the air cushion 6, the pressure intensity in the air cushion 6 is counteracted when the pressure intensity is enough, thereby the amplitude of the doffer body 1 is reduced, the vibration damping function is realized, when the supporting force generated by the spring force and the air cushion 6 is larger than the component force generated by the transmission block 5 on the connecting rod 511 in the horizontal direction, realize the resilience of doffer body 1, through turning into the vibration of horizontal direction and the vibration of vertical direction with the produced vibration of doffer body 1 to reduce the vibration of vertical direction, realize the effect of the whole damping of doffer, can avoid damping device and doffer body 1 to produce resonance simultaneously.

In order to support the doffer body, further, the number of the support blocks 3 is three, and the support blocks 3 are respectively located on the left side, the right side and the rear side of the bottom of the doffer body 1.

In order to reduce the component force of the connecting rods in the horizontal direction, further, the number of the transverse vibration damping mechanisms is at least two, and the amplitude of the doffer body 1 in the vertical direction can be reduced by the plurality of connecting rods 511 and the transverse vibration damping mechanisms.

In order to ensure that the slider and the spring keep moving horizontally, further, the slider 521 slides in the sliding slot 523, and the end of the sliding slot 523 is fixed on the side of the supporting block 3.

In order to increase the contact area between the transmission block and the air cushion, the air cushion 6 is further elliptical, the long axis of the air cushion 6 is parallel to the transmission block 5, and meanwhile, the air cushion 6 is prevented from overturning towards two sides when being compressed.

In order to support the sliding grooves fixed to the side of the supporting block, both ends of the receiving cavity 611 are further connected to the sliding grooves 523.

In order to reduce the influence of external dust on the vibration damper, a dustproof box door 4 is further arranged below the supporting plate 2, and the dustproof box door 4 is arranged in a gap defined by the supporting block 3;

in order to realize the opening of the dustproof box door, furthermore, the dustproof box door 4 is opened and closed through the door hinge 42, the door hinge 42 is arranged at the upper end or the lower end of the dustproof box door 4, the dustproof box door 4 is opened and closed through the handle 41 assisting the door hinge 42, and the handle 41 is arranged opposite to the door hinge 42.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims

1. A vibration damper of a doffer for spinning, the vibration damper of the doffer for spinning is used for reducing noise generated by vibration when the doffer operates, the vibration damper of the doffer is characterized by comprising:

a doffer body (1);

the supporting part is positioned below the doffer body (1), the supporting part comprises a supporting plate (2) and a supporting block (3), and the supporting plate (2) is positioned below the doffer body (1);

a transfer block (5), the transfer block (5) being connected to a lower surface of the support plate (2);

the transverse vibration damping mechanism is connected with the side surface of the transmission block (5) through a connecting rod (511), the transverse vibration damping mechanism is connected with the connecting rod (511) and the transmission block (5) through a transmission hinge (512), the transverse vibration damping mechanism comprises a sliding block (521) which horizontally slides and a spring (522) connected with the sliding block (521), and the spring (522) is connected with the side surface of the supporting block (3);

the longitudinal vibration reduction mechanism is in contact with the bottom surface of the transmission block (5) and comprises an air cushion (6) and a containing cavity (611) containing the air cushion (6).

2. The vibration damping device of a doffer for textile use according to claim 1, wherein:

the number of the supporting blocks (3) is three, and the supporting blocks are respectively positioned on the left side, the right side and the rear side of the bottom of the doffer body (1).

3. The vibration damping device of a doffer for textile use according to claim 1, wherein:

the number of the transverse vibration reduction mechanisms is at least two.

4. The vibration damping device of a doffer for textile use according to claim 1, wherein:

the sliding block (521) slides in the sliding groove (523), and the tail end of the sliding groove (523) is fixed on the side surface of the supporting block (3).

5. The vibration damping device of a doffer for textile use according to claim 1, wherein:

the air cushion (6) is oval, and the long axis of the air cushion (6) is parallel to the transfer block (5).

6. The vibration damping device of a doffer for textile use according to claim 4, wherein:

the two ends of the accommodating cavity (611) are connected with the sliding groove (523).

7. The vibration damping device of a doffer for textile use according to claim 1, wherein:

and a dustproof box door (4) is arranged below the supporting plate (2), and the dustproof box door (4) is arranged in a gap enclosed by the supporting block (3).

8. The vibration damping device of a doffer for textile use according to claim 7, wherein:

the dustproof box door (4) is opened and closed through a door hinge (42), and the door hinge (42) is arranged at the upper end or the lower end of the dustproof box door (4);

the dustproof box door (4) is assisted by the door hinge (42) through the handle (41) to open and close the box door, and the handle (41) and the door hinge (42) are oppositely arranged.