CN220579475U - Static pressure air-float rotor system for spinning cup - Google Patents

Static pressure air-float rotor system for spinning cup Download PDF

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Publication number
CN220579475U
CN220579475U CN202322057561.2U CN202322057561U CN220579475U CN 220579475 U CN220579475 U CN 220579475U CN 202322057561 U CN202322057561 U CN 202322057561U CN 220579475 U CN220579475 U CN 220579475U
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CN
China
Prior art keywords
static pressure
pressure air
outer sleeve
end cover
rotor
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CN202322057561.2U
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Chinese (zh)
Inventor
谢津威
李稳
刘晓鹏
李玉强
谢俊亭
高建发
梁卫军
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Jinqiao Spinning Machinery Parts Manufacturing Co ltd
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Jinqiao Spinning Machinery Parts Manufacturing Co ltd
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Abstract

The utility model discloses a static pressure air-floating rotor system for a spinning cup, which belongs to the technical field of spinning machine parts and comprises a rotating cup, a static pressure air-floating bearing mechanism, a motor and an air supply plate, wherein the static pressure air-floating bearing mechanism is arranged at one end of the rotating cup, the motor is arranged in the static pressure air-floating bearing mechanism, and the air supply plate is arranged at one end of the static pressure air-floating bearing mechanism far away from the rotating cup; the static pressure air bearing mechanism comprises a main shaft assembly and an outer sleeve assembly arranged on the outer side of the main shaft assembly. The static pressure air-float rotor system for the spinning cup adopts the structure, utilizes clean gas to replace bearing ball lubrication, and the rotor is in non-contact with the bearing sleeve, so that the resistance loss of the bearing is greatly reduced; the high-speed motor is adopted to replace a wheel belt so as to realize the self-driving rotation of the rotor, thereby simplifying the system and greatly reducing the cost of the self-driving system.

Description

Static pressure air-float rotor system for spinning cup
Technical Field
The utility model relates to the technical field of spinning machine parts, in particular to a static pressure air-float rotor system for a spinning cup.
Background
Rotor of rotor spinning machine is a high-speed rotating component in rotor spinning process, and its rotating speed directly determines spinning production efficiency and cost. Along with the production trend requirements of high speed and low cost of spinning, the existing ball bearings and magnetic suspension bearings adopt belt transmission, and have large abrasion and large power consumption; the latter adopts motor drive, and the cost is high, and later maintenance is difficult, and both can promote the space under energy-conserving and the requirement of reduce cost is limited.
In order to better adapt to the development requirements of the textile industry, considerable improvement is made for energy conservation and cost reduction of the textile industry, and a static pressure air-float rotor system for a spinning cup is developed.
Disclosure of Invention
The utility model aims to provide a static pressure air-float rotor system for a spinning cup, which solves the problems in the background technology, utilizes clean gas to replace bearing ball lubrication, and greatly reduces the resistance loss of a bearing, wherein the rotor is not contacted with a bearing sleeve; the high-speed motor is adopted to replace the wheel belt so as to realize the self-driving rotation of the rotor, thereby simplifying the system and greatly reducing the cost of the self-driving system.
In order to achieve the above purpose, the utility model provides a static pressure air-floating rotor system for a spinning cup, which comprises a rotating cup, a static pressure air-floating bearing mechanism, a motor and an air supply plate, wherein the static pressure air-floating bearing mechanism is arranged at one end of the rotating cup, the motor is arranged in the static pressure air-floating bearing mechanism, and the air supply plate is arranged at one end of the static pressure air-floating bearing mechanism far away from the rotating cup;
the static pressure air bearing mechanism comprises a main shaft assembly and an outer sleeve assembly arranged on the outer side of the main shaft assembly.
Preferably, the main shaft assembly comprises a magnet, a hollow shaft and magnetic steel, wherein a magnetic steel positioning table is arranged in the hollow shaft, the magnetic steel is arranged on the magnetic steel positioning table and is of a hollow structure, a magnet groove is formed in one end of the hollow shaft, the magnet is arranged in the magnet groove, a thrust disc is arranged on the outer side of the hollow shaft, and the thrust disc and the hollow shaft are of an integrated structure.
Preferably, the outer sleeve assembly comprises a front end cover, a rear end cover, a thrust disc outer sleeve and an outer sleeve, and the front end cover, the thrust disc outer sleeve, the outer sleeve and the rear end cover are sequentially sleeved on the periphery of the hollow shaft.
Preferably, the front end cover is connected with a first porous material and a third porous material, and a step is arranged on one side of the front end cover away from the rotating cup.
Preferably, the outer sleeve is provided with a porous fourth and a motor wire hole, the inner side of the outer sleeve is provided with a positioning table, and one end of the motor is fixedly connected with the positioning table.
Preferably, the rear end cover is connected with a second porous material, a sealing ring groove is formed in the outer side of the rear end cover, and a first sealing ring is arranged in the sealing ring groove.
Preferably, the front end cover, the thrust disc outer sleeve, the rear end cover and the air supply plate are all provided with air inlets, and the front end cover, the thrust disc outer sleeve and the outer sleeve are all provided with air outlets.
Preferably, one end of the air inlet hole on the air supply plate is in threaded connection with the air inlet pipe, and a second sealing ring is arranged on the air inlet hole.
Preferably, sealing collars are provided on the outer sides of the first and second porous bodies, and splayed grooves are provided at positions corresponding to the first, second, third and fourth porous bodies.
Therefore, the static pressure air-float rotor system for the spinning cup adopts the structure, and through experiments, the rotating speed of the bearing can reach 120000 revolutions per minute and needs to be further improved; by using clean gas to replace bearing ball lubrication, the rotor is not contacted with the bearing sleeve, so that the resistance loss of the bearing is greatly reduced; the high-speed motor is adopted to replace a wheel belt so as to realize the self-driving rotation of the rotor, thereby simplifying the system and greatly reducing the cost of the self-driving system.
The technical scheme of the utility model is further described in detail through the drawings and the embodiments.
Drawings
FIG. 1 is a schematic diagram of a static pressure air bearing rotor system for a rotor according to an embodiment of the present utility model;
reference numerals: 1. a rotor; 2. a gas supply plate; 3. a motor; 4. a magnet; 5. a hollow shaft; 6. magnetic steel; 7. a front end cover; 8. a thrust disc housing; 9. a jacket; 10. a rear end cover; 11. a thrust plate; 12. a first porous material; 13. a third porous material; 14. a fourth porous material; 15. a second porous material; 16. a first sealing ring; 17. a second sealing ring; 18. an air inlet hole; 19. and a sealing collar.
Detailed Description
The technical scheme of the utility model is further described below through the attached drawings and the embodiments.
Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
Examples
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings.
As shown in fig. 1, a static pressure air-float rotor system for a spinning cup comprises a rotating cup 1, a static pressure air-float bearing mechanism, a motor 3 and an air supply plate 2, wherein the static pressure air-float bearing mechanism is arranged at one end of the rotating cup 1, the motor 3 is arranged in the static pressure air-float bearing mechanism, and the air supply plate 2 is arranged at one end of the static pressure air-float bearing mechanism far away from the rotating cup 1; the static pressure air bearing mechanism comprises a main shaft assembly and a jacket assembly arranged outside the main shaft assembly.
The main shaft subassembly includes magnet 4, hollow shaft 5 and magnet steel 6, and the inside of hollow shaft 5 is provided with the magnet steel locating bench, and magnet steel 6 sets up on the magnet steel locating bench, and magnet steel 6 is hollow structure, connects with special glue after fixed through special frock, and the one end of hollow shaft 5 is provided with the magnet groove, and magnet 4 sets up in the magnet inslot, uses special glue to connect its side and bottom, and the outside of hollow shaft 5 is provided with thrust disk 11, and thrust disk 11 and hollow shaft 5 structure as an organic whole.
The outer sleeve assembly comprises a front end cover 7, a rear end cover 10, a thrust disc outer sleeve 8 and an outer sleeve 9, and the front end cover 7, the thrust disc outer sleeve 8, the outer sleeve 9 and the rear end cover 10 are sequentially sleeved on the periphery of the hollow shaft 5. The front end cover 7 is connected with the first porous 12 and the third porous 13 through special glue, one side of the front end cover 7 far away from the rotary cup 1 is provided with a step, the step is in clearance fit with one end of the thrust disk outer sleeve 8 and one end of the outer sleeve 9, the front end cover 7 is not contacted with one end face of the outer sleeve 9 after assembly, the outer sleeve 9 is provided with the fourth porous 14 and a motor wire hole, the motor wire is connected with an external power supply through the motor wire hole, the inner side of the outer sleeve 9 is provided with a positioning table, one end of the motor 3 is fixedly connected with the positioning table, the rear end cover 10 is connected with the second porous 15 through special glue, the outer sides of the first porous 12 and the second porous 15 are respectively provided with a sealing collar 19, the outer side of the rear end cover 10 is provided with a sealing ring groove, and the sealing ring groove is internally provided with the first sealing ring 16.
The front end cover 7, the thrust disc outer sleeve 8, the outer sleeve 9, the rear end cover 10 and the air supply plate are all provided with air inlet holes 18, the front end cover 7, the thrust disc outer sleeve 8 and the outer sleeve 9 are all provided with air outlet holes, one end of each air inlet hole 18 on the air supply plate is in threaded connection with the air inlet pipe, the air inlet holes 18 are provided with sealing rings II, sealing and self-adjusting functions of the air inlet holes 18 are achieved, splayed grooves are formed in the corresponding positions of the hollow shaft 5 and the porous I12, the porous II 15, the porous III 13 and the porous IV 14, when air enters the inside, the air can be blocked from being discharged outside, the air can be effectively saved, and the porous I12, the porous II 15, the porous III 13 and the porous IV 14 can be made of (porous) copper or graphite.
When the device is specifically used, the hollow shaft 5 is assembled firstly, the magnetic steel 6 and the magnet 4 are installed on the hollow shaft 5 firstly, then the rotary cup 1 is installed, and then the dynamic balance detection is carried out to remove the unbalance. And then the outer sleeve 9 is connected with the motor 3, and then is in threaded connection with the rear end cover 10, the air supply plate 2 is in threaded connection with the rear end cover 10, the rotary cup 1 is taken down, the front end cover 7 and the thrust disk outer sleeve 8 are arranged at the cup end of the hollow shaft 5 after ventilation, and the assembly of the outer sleeve 9, the rear end cover 10 and the air supply plate 2 is arranged at the cup end far away from the hollow shaft 5, and is in threaded connection respectively.
Therefore, the static pressure air-float rotor system for the spinning cup adopts the structure, utilizes clean gas to replace bearing ball lubrication, and the rotor is not contacted with the bearing sleeve, so that the resistance loss of the bearing is greatly reduced; the high-speed motor is adopted to replace a wheel belt so as to realize the self-driving rotation of the rotor, thereby simplifying the system and greatly reducing the cost of the self-driving system.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting it, and although the present utility model has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the utility model can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the utility model.

Claims (9)

1. A static pressure air-float rotor system for spinning cup, characterized in that: the device comprises a rotating cup, a static pressure air bearing mechanism, a motor and an air supply plate, wherein the static pressure air bearing mechanism is arranged at one end of the rotating cup, the motor is arranged in the static pressure air bearing mechanism, and the air supply plate is arranged at one end, far away from the rotating cup, of the static pressure air bearing mechanism;
the static pressure air bearing mechanism comprises a main shaft assembly and an outer sleeve assembly arranged on the outer side of the main shaft assembly.
2. A static pressure air bearing rotor system for a rotor as defined in claim 1, wherein: the main shaft assembly comprises a magnet, a hollow shaft and magnetic steel, wherein a magnetic steel positioning table is arranged in the hollow shaft, the magnetic steel is arranged on the magnetic steel positioning table, the magnetic steel is of a hollow structure, a magnet groove is formed in one end of the hollow shaft, the magnet is arranged in the magnet groove, a thrust disc is arranged on the outer side of the hollow shaft, and the thrust disc and the hollow shaft are of an integrated structure.
3. A static pressure air bearing rotor system for a rotor as claimed in claim 2, wherein: the outer sleeve assembly comprises a front end cover, a rear end cover, a thrust disc outer sleeve and an outer sleeve, wherein the front end cover, the thrust disc outer sleeve, the outer sleeve and the rear end cover are sequentially sleeved on the periphery of the hollow shaft.
4. A static pressure air bearing rotor system for a rotor according to claim 3, wherein: the front end cover is connected with a first porous material and a third porous material, and a step is arranged on one side, away from the rotating cup, of the front end cover.
5. A static pressure air bearing rotor system for a rotor as defined in claim 4, wherein: the novel electric motor is characterized in that a porous four-motor wire hole is formed in the outer sleeve, a positioning table is arranged on the inner side of the outer sleeve, and one end of the motor is fixedly connected with the positioning table.
6. A static pressure air bearing rotor system for a rotor as defined in claim 5, wherein: the rear end cover is connected with a second porous material, a sealing ring groove is formed in the outer side of the rear end cover, and a first sealing ring is arranged in the sealing ring groove.
7. A static pressure air bearing rotor system for a rotor according to claim 3, wherein: the front end cover, the thrust disc outer sleeve, the rear end cover and the air supply plate are all provided with air inlets, and the front end cover, the thrust disc outer sleeve and the outer sleeve are all provided with air outlets.
8. A static pressure air bearing rotor system for a rotor as defined in claim 7, wherein: one end of the air inlet hole on the air supply plate is in threaded connection with the air inlet pipe, and a second sealing ring is arranged on the air inlet hole.
9. A static pressure air bearing rotor system for a rotor as defined in claim 6, wherein: sealing collars are arranged on the outer sides of the first porous body and the second porous body, and splayed grooves are arranged at corresponding positions of the hollow shaft and the first porous body, the second porous body, the third porous body and the fourth porous body.
CN202322057561.2U 2023-08-02 2023-08-02 Static pressure air-float rotor system for spinning cup Active CN220579475U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322057561.2U CN220579475U (en) 2023-08-02 2023-08-02 Static pressure air-float rotor system for spinning cup

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322057561.2U CN220579475U (en) 2023-08-02 2023-08-02 Static pressure air-float rotor system for spinning cup

Publications (1)

Publication Number Publication Date
CN220579475U true CN220579475U (en) 2024-03-12

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ID=90114950

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322057561.2U Active CN220579475U (en) 2023-08-02 2023-08-02 Static pressure air-float rotor system for spinning cup

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119561307A (en) * 2025-01-26 2025-03-04 上海派爱德科技有限公司 A self-priming high-speed rotary cup servo motor using air bearing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119561307A (en) * 2025-01-26 2025-03-04 上海派爱德科技有限公司 A self-priming high-speed rotary cup servo motor using air bearing

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