CN209957951U

CN209957951U - High-speed spinning frame spindle with elastic rubber ring support

Info

Publication number: CN209957951U
Application number: CN201920551632.5U
Authority: CN
Inventors: 李廷荔
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-22
Filing date: 2019-04-22
Publication date: 2020-01-17
Anticipated expiration: 2029-04-22

Abstract

The utility model relates to a high-speed spinning frame spindle with elastic rubber ring supports, including spindle foot, bearing frame, spinning spindle bearing, spindle end bearing, axial positioning rand and spindle blade dish conjunction, spinning spindle bearing, spindle end bearing and spindle end support piece are provided with two at least elastic rubber ring mounting grooves in the bearing frame excircle through the fixed setting of spinning riveting's method, and the bearing frame excircle is provided with at least one location rand mounting groove, is provided with axial elastic rubber ring between bearing frame upper portion and the spindle foot up end, is provided with axial positioning rand and radial elastic rubber ring between bearing frame and the spindle foot, is clearance fit between radial elastic rubber ring and the spindle foot. The utility model discloses install the upper and lower bearing of spindle in a relatively fixed bearing frame, centering precision is high, and high-speed stability is good, and the running accuracy is high, has improved the running condition of spindle bearing. The spindle is favorable for high-speed rotation of the spindle, and the service life of the spindle bearing can be prolonged.

Description

High-speed spinning frame spindle with elastic rubber ring support

Technical Field

The utility model relates to a spinning frame technical field, concretely relates to high-speed spinning frame spindle with elastic rubber ring supports.

Background

The spindle is one of the main parts for twisting and winding on spinning machine and is an assembly with two-point supported slender revolving shaft as main body. At present, the spindle used by domestic textile enterprises is a product with huge use quantity, and the quality of the spindle is closely related to the quality, power consumption, environmental noise, production efficiency and the like of yarns. The spindle is a high-speed running part, lubricating oil is necessary, but the traditional spindle is limited by the structure of the spindle, so that the lubricating oil between a spindle blade and a lower bearing cannot flow circularly, the lubricating oil of an upper bearing generates mist lubrication through the centrifugal force of the spindle during high-speed rotation, and when the oil level is low, the lubricating condition of the upper bearing is poor, the spindle is easy to wear, and the service life of the spindle is influenced; in addition, impurities of the spindle fall into lubricating oil in the working process, the spindle cannot stably run if the impurities are accumulated for a long time, and the yarn twisting consistency is difficult to ensure, so that the working reliability of the spindle is greatly reduced. The traditional spindle has the disadvantages of multiple components, complex manufacture, difficult installation and high cost. The elastic sleeve in the bearing seat is a flexible part, and the spring is arranged outside the elastic sleeve, so that the parts are difficult to manufacture, the precision of the manufactured parts cannot be guaranteed, and the spindle is difficult to use when the rotating speed of the spindle exceeds 18000 r/min and is not suitable for high-speed operation.

Disclosure of Invention

An object of the utility model is to overcome prior art's not enough, provide a bearing capacity is big, the running precision is high, can adapt to high-speed rotatory, extension spindle life guarantees the spinning frame of resultant yarn quality and uses high-speed spindle.

In order to realize the purpose, the utility model discloses a technical scheme be: a high-speed spinning frame spindle with elastic rubber ring support comprises a spindle foot, a bearing seat, a spinning bearing, a spindle bottom supporting sheet, a supporting sheet support, a radial elastic rubber ring, an axial positioning clamping ring and a spindle blade disc combining piece, wherein the spinning bearing is arranged on the upper part of a spindle blade of the spindle blade disc combining piece, and the bearing seat is arranged outside the spinning bearing; a spindle bottom bearing is arranged at the lower part of the spindle blade disc combining piece, a spindle bottom support sheet and a support sheet support for supporting the spindle bottom support sheet are arranged at the bottom end of the bearing seat, and the bottom end of the spindle blade disc combining piece is contacted with the spindle bottom support sheet; the spindle bearing, the spindle bottom bearing and the spindle bottom supporting sheet are fixedly arranged in the bearing seat by a spinning riveting method, the upper bearing combining part and the lower bearing combining part are contacted with the supporting spindle blade disc combining part to form the supporting spindle blade disc combining part, the bearing seat is characterized in that at least two elastic rubber ring mounting grooves are formed in the excircle of the bearing seat, a radial elastic rubber ring is mounted in the elastic rubber ring mounting groove of the bearing seat, at least one positioning retainer ring mounting groove is formed in the excircle of the bearing seat, an axial positioning retainer ring is mounted in the positioning retainer ring mounting groove of the bearing seat, an axial elastic rubber ring is arranged between the upper part of the bearing seat and the upper end surface of the spindle foot, the spindle foot is arranged outside the bearing seat, the bearing seat and the spindle foot are not in direct contact, an axial positioning retainer ring and a radial elastic rubber ring are arranged between the bearing seat and the spindle foot, the radial elastic rubber ring is connected with the spindle foot, the axial positioning retainer ring is.

The bearing block is provided with at least one through hole for communicating lubricating oil between the inside of the bearing block and the spindle bolster.

The axial positioning clamping ring is arranged above the radial elastic rubber ring and is made of engineering plastics.

The utility model has the advantages that the spinning spindle bearing, the spindle bottom supporting sheet and the like are fixed in the bearing seat by a spinning riveting method to form an upper bearing combining part and a lower bearing combining part for supporting the spindle rod disc combining part; the outer circle of the bearing seat is provided with a plurality of layers of elastic rubber ring mounting grooves, the bearing seat combining piece provided with the elastic rubber rings is arranged in the spindle foot shell, so that the outer circle of the elastic rubber rings and the spindle foot shell hole have fit gaps with different degrees, and an elastic supporting system is formed between the spindle shell and the bearing seat and can effectively absorb the vibration of the spindle caused by mass imbalance in the rotating motion; the inner space of the spindle foot and the bearing seat is larger, so that more lubricating oil can be contained, the lubricating effect of the bearing can be effectively improved, and the replacement period of the spindle lubricating oil can be prolonged; the upper and lower bearings of the spindle are arranged in a relatively fixed bearing seat, so that the centering precision is high, the high-speed stability is good, the running precision is high, the spindle can be ensured to stably run at a high speed of more than 25000r/min, the tilting phenomenon between a spindle rod and the spindle bearing generated during the spindle head swinging is eliminated, and the running condition of the spindle bearing is improved; the spindle is favorable for high-speed rotation of the spindle, and the service life of the spindle bearing can be prolonged.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

fig. 1 is a schematic structural view of a high-speed spinning frame spindle with an elastic rubber ring support of the present invention.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Example one

As shown in fig. 1, a high-speed spinning frame spindle with an elastic rubber ring support comprises a spindle foot 1, a bearing seat 2, a spinning spindle bearing 3, a spindle bottom bearing 4, a spindle bottom supporting sheet 5, a supporting sheet support 6, a radial elastic rubber ring 7, an axial elastic rubber ring 8, an axial positioning collar 9 and a spindle blade disc combining piece 10, wherein the spindle blade upper part of the spindle blade disc combining piece 10 is provided with the spinning spindle bearing 3, and the outside of the spinning spindle bearing 3 is provided with the bearing seat 2; a spindle bottom bearing 4 is arranged at the lower part of the spindle blade disc combining piece 10, a spindle bottom supporting sheet 5 and a supporting sheet support 6 for supporting the spindle bottom supporting sheet 5 are arranged at the bottom end of the bearing seat 2, the spindle bottom supporting sheet 5 is equivalent to an end surface sliding bearing, and the bottom end of the spindle blade disc combining piece 10 is contacted with the spindle bottom supporting sheet 5; the spindle bearing 3, the spindle bottom bearing 4 and the spindle bottom supporting sheet 5 are fixedly arranged in the bearing seat 2 by a spinning riveting method, and are contacted with the supporting spindle rod disk combining piece 10 to form an upper bearing combining piece and a lower bearing combining piece for supporting the spindle rod

disk combining piece

10, 7 elastic rubber ring mounting grooves are arranged on the excircle of the bearing seat 2, radial elastic rubber rings 7 with different sizes are respectively mounted in the elastic rubber ring mounting grooves of the bearing seat 2, the radial elastic rubber rings 7 are mounted in the elastic rubber ring mounting grooves of the bearing seat 2, wherein the radial elastic rubber rings 7 are divided into a first radial elastic rubber ring, a second radial elastic rubber ring and a third radial elastic rubber ring, 1 first radial elastic rubber ring is mounted in the elastic rubber ring mounting groove right below the positioning mounting groove collar, and 3 third radial elastic rubber rings with the same size are uniformly mounted in the elastic rubber ring mounting grooves beside the spindle bottom bearing 4, 3 second radial elastic rubber rings with the same size are uniformly arranged between the first radial elastic rubber ring and the third radial elastic rubber ring, the sizes of the first radial elastic rubber ring, the second radial elastic rubber ring and the third radial elastic rubber ring are different, and the radial elastic rubber rings 7 with different sizes are matched with elastic rubber ring mounting grooves formed in the radial elastic rubber rings;

the excircle of bearing frame 2 is provided with 1 location rand mounting groove, and axial positioning rand 9 is installed in the location rand mounting groove of bearing frame 2, axial positioning rand 9 sets up in radial elastic rubber ring 7 top, axial positioning rand 9's material is engineering plastics. An axial elastic rubber ring 8 is arranged between the upper part of the bearing seat 2 and the upper end surface of the spindle foot 1, the spindle foot 1 is arranged outside the bearing seat 2, the bearing seat 2 is not in direct contact with the spindle foot 1, an axial positioning clamping ring 9 and a radial elastic rubber ring 7 are arranged between the bearing seat 2 and the spindle foot 1, the radial elastic rubber ring 7 is connected with the spindle foot 1, the axial positioning clamping ring 9 is connected with the spindle foot 1, and the radial elastic rubber ring 7 is in clearance fit with the spindle foot 1.

The bearing seat 2 is provided with 1 through hole 11 for communicating lubricating oil between the inside of the bearing seat 2 and the spindle foot 1. The utility model discloses

bolster

1 and 2 inner spaces of bearing frame are great, can hold more lubricating oil, and the lubricating oil of 2 inside of bearing frames can circulate each other with the lubricating oil in the elastic rubber ring mounting groove of bearing frame 2, can improve the lubricated effect of bearing effectively, can prolong the change cycle of spindle lubricating oil.

Example two

As shown in fig. 1, a high-speed spinning frame spindle with an elastic rubber ring support comprises a spindle foot 1, a bearing seat 2, a spinning spindle bearing 3, a spindle bottom bearing 4, a spindle bottom supporting sheet 5, a supporting sheet support 6, a radial elastic rubber ring 7, an axial elastic rubber ring 8, an axial positioning collar 9 and a spindle blade disc combining piece 10, wherein the spindle blade upper part of the spindle blade disc combining piece 10 is provided with the spinning spindle bearing 3, and the outside of the spinning spindle bearing 3 is provided with the bearing seat 2; a spindle bottom bearing 4 is arranged at the lower part of the spindle blade disc combining piece 10, a spindle bottom supporting sheet 5 and a supporting sheet support 6 for supporting the spindle bottom supporting sheet 5 are arranged at the bottom end of the bearing seat 2, the spindle bottom supporting sheet 5 is equivalent to an end surface sliding bearing, and the bottom end of the spindle blade disc combining piece 10 is contacted with the spindle bottom supporting sheet 5; the spindle bearing 3, the spindle bottom bearing 4 and the spindle bottom supporting sheet 5 are fixedly arranged in the bearing seat 2 by a spinning riveting method, and are contacted with the supporting spindle rod disc combining piece 10 to form an upper bearing combining piece and a lower bearing combining piece for supporting the spindle rod

disc combining piece

10, 7 elastic rubber ring mounting grooves are uniformly arranged on the excircle of the

bearing seat

2, 7 radial elastic rubber rings 7 with the same size are arranged in the elastic rubber ring mounting grooves of the bearing seat 2, and the radial elastic rubber rings 7 are matched with the elastic rubber ring mounting grooves arranged on the radial elastic rubber rings 7;

The bearing seat 2 is provided with 2 through holes 11 for communicating lubricating oil between the inside of the bearing seat 2 and the spindle foot 1. The utility model discloses

bolster

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-speed spinning frame spindle with elastic rubber ring support comprises a spindle foot (1), a bearing seat (2), a spinning frame bearing (3), a spindle bottom bearing (4), a spindle bottom support sheet (5), a support sheet support (6), a radial elastic rubber ring (7), an axial elastic rubber ring (8), an axial positioning clamping ring (9) and a spindle blade disc combining piece (10), wherein the spinning frame bearing (3) is arranged on the upper part of a spindle blade of the spindle blade disc combining piece (10), and the bearing seat (2) is arranged outside the spinning frame bearing (3); a spindle bottom bearing (4) is arranged at the lower part of the spindle blade disc connector (10), a spindle bottom supporting sheet (5) and a supporting sheet support (6) for supporting the spindle bottom supporting sheet (5) are arranged at the bottom end of the bearing seat (2), and the bottom end of the spindle blade disc connector (10) is contacted with the spindle bottom supporting sheet (5); it is characterized in that the spindle bearing (3), the spindle bottom bearing (4) and the spindle bottom supporting sheet (5) are fixedly arranged in a bearing seat (2) by a spinning riveting method, and are contacted with a supporting spindle rod disk combining piece (10) to form an upper bearing combining piece and a lower bearing combining piece for supporting the spindle rod disk combining piece (10), at least two elastic rubber ring mounting grooves are arranged on the excircle of the bearing seat (2), a radial elastic rubber ring (7) is arranged in the elastic rubber ring mounting groove of the bearing seat (2), at least one positioning collar mounting groove is arranged on the excircle of the bearing seat (2), an axial positioning collar (9) is arranged in the positioning collar mounting groove of the bearing seat (2), an axial elastic rubber ring (8) is arranged between the upper part of the bearing seat (2) and the upper end surface of the spindle foot (1), a spindle foot (1) is arranged outside the bearing seat (2), an axial positioning collar (9) and a radial elastic rubber ring (7) are arranged between the bearing seat (2), the radial elastic rubber ring (7) is connected with the spindle foot (1), the axial positioning retainer ring (9) is connected with the spindle foot (1), and the radial elastic rubber ring (7) is in clearance fit with the spindle foot (1).

2. The spindle of the spinning frame with the elastic rubber ring support as claimed in claim 1, wherein the bearing seat (2) is provided with at least one through hole (11) for communicating lubricating oil between the inside of the bearing seat (2) and the spindle foot (1).

3. The spindle of the spinning frame with elastic rubber ring support as claimed in claim 1, wherein the axial positioning collar (9) is arranged above the radial elastic rubber ring (7), and the material of the axial positioning collar (9) is engineering plastic.