Revolving cup bearing damping sleeve for spinning machine
By designing the rotor bearing shock absorber for spinning machine, the removable connection between the elastic sleeve and the limit ring is used to solve the problem of fixing the rotor bearing, achieving better shock absorption effect and stability.
Patent Information
- Application Number
- CN202421247653.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-03
- Publication Date
- 2025-01-10
- Estimated Expiration
- 2034-06-03
AI Technical Summary
The existing rotor bearing shock absorber sleeves cannot effectively fix the rotor bearing, resulting in poor shock absorption effect and low stability, resulting in shaking problems.
A rotor bearing shock absorber sleeve for spinning machine is designed, including elastic sleeve, inner sleeve, shock absorber rubber and outer sleeve. The elastic sleeve can effectively hold the rotor bearing through the disassembly connection of the lock nut and the limit ring. , and appropriate extension and fixation are achieved through specific groove and groove structures.
The stable fixation of rotor cup bearings is achieved, the shock absorption performance is fully utilized, and the stability and shock absorption effect of rotor cup bearings are improved.
Smart Images
Figure CN222334353U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of rotor bearings, in particular to a rotor bearing shock-absorbing sleeve for a spinning machine. Background Art
[0002] Rotor air-spinning has outstanding advantages in spinning efficiency, automation and economy, and is a very important spinning method. Since the rotor of the rotor spinning machine runs at high speed, the existing shock-absorbing sleeve cannot hold the bearing assembly tightly, so that the shock-absorbing effect is poor. When the rotor is not stable during high-speed movement, it will shake. Therefore, there is an urgent need for a rotor bearing shock-absorbing sleeve for a spinning machine, which can effectively fix the rotor bearing and the shock-absorbing sleeve, so that the shock-absorbing performance of the shock-absorbing sleeve can be fully utilized. Utility Model Content
[0003] The utility model aims to provide a rotor bearing damping sleeve for a spinning machine to solve the problems existing in the above-mentioned prior art.
[0004] To achieve the above-mentioned purpose, the utility model provides the following solution: The utility model provides a rotor bearing shock-absorbing sleeve for a spinning machine, comprising an elastic sleeve sleeved on the rotor bearing, the elastic sleeve being detachably connected to the rotor bearing, the outer wall of the elastic sleeve being detachably connected to an inner sleeve, the outer wall of the inner sleeve being detachably connected to a shock-absorbing rubber, the outer wall of the shock-absorbing rubber being detachably connected to an outer sleeve, one end of the inner sleeve being threadedly connected to a locking nut, the end of the locking nut away from the inner sleeve being detachably connected to a first limiting ring, and the first limiting ring being fixedly connected to the end of the elastic sleeve.
[0005] Preferably, a plurality of first through grooves are equally spaced apart at one end of the elastic sleeve away from the first limiting ring, a second through groove is provided between two adjacent first through grooves, the second through groove is provided on the elastic sleeve, the first through groove and the second through groove are arranged parallel to each other, the second through groove is connected to an opening, and the opening is provided on the first limiting ring.
[0006] Preferably, a limiting groove is provided at one end of the elastic sleeve close to the first limiting ring, the limiting groove is communicated with the second through groove, and the limiting groove is detachably connected to the locking nut.
[0007] Preferably, the outer diameter of the first limiting ring is greater than the outer diameter of the elastic sleeve.
[0008] Preferably, a first groove is provided on the inner sleeve, a thread is provided at one end of the inner sleeve, the thread is threadedly connected to the locking nut, a second limiting ring is fixedly connected to the end of the inner sleeve away from the thread, and the second limiting ring is detachably connected to the elastic sleeve.
[0009] Preferably, a second groove is formed on the shock-absorbing rubber, and the second groove is matched with and communicated with the first groove.
[0010] Preferably, a third groove is provided on the outer sleeve, and the third groove is matched with the second groove before being connected, and third limiting rings are fixedly connected to both ends of the outer sleeve respectively, and the outer diameter of the third limiting ring is larger than the outer diameter of the outer sleeve.
[0011] Preferably, a top screw hole is provided on the outer wall of the locking nut, a top screw is connected to the inner thread of the top screw hole, one end of the top screw extending into the top screw hole is detachably connected to the thread, and a plurality of tightening slots are provided at equal intervals on the outer wall of the locking nut, and the top screw hole is provided between any two adjacent tightening slots.
[0012] Preferably, the locking nut is detachably connected to one of the third limiting rings, a protrusion is provided in one end of the locking nut away from the third limiting ring, and the protrusion is detachably connected to the limiting groove.
[0013] The utility model discloses the following technical effects:
[0014] The utility model first installs the locking nut on the elastic sleeve, and then installs the elastic sleeve on the rotor bearing in sequence, the inner sleeve is installed on the elastic sleeve, the shock-absorbing rubber is installed on the inner sleeve, and the outer sleeve is installed on the shock-absorbing rubber, and then the locking nut is installed on the inner sleeve by rotating, so that the elastic sleeve can be effectively fixed to the rotor bearing, the elastic sleeve can hold the rotor bearing tightly, and the shock-absorbing performance can be fully exerted. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0016] Figure 1 This is a schematic diagram of the structure of the utility model installed on a rotor bearing;
[0017] Figure 2 This is a schematic diagram of the elastic sleeve structure of the utility model;
[0018] Figure 3 This is a schematic diagram of the inner sleeve structure of the utility model;
[0019] Figure 4 This is a schematic diagram of the shock-absorbing rubber structure of the utility model;
[0020] Figure 5 This is a schematic diagram of the structure of the jacket of the utility model;
[0021] Figure 6 This is a schematic diagram of the structure of the locking nut of the utility model;
[0022] Among them, 1. elastic sleeve; 2. inner sleeve; 3. shock-absorbing rubber; 4. outer sleeve; 5. locking nut; 6. cup bearing; 11. first through groove; 12. second through groove; 13. first limiting ring; 14. limiting groove; 15. through hole; 21. thread; 22. first groove; 23. second limiting ring; 31. second groove; 41. third groove; 42. third limiting ring; 51. top screw hole; 52. tightening slot. DETAILED DESCRIPTION
[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0024] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.
[0025] Reference Figure 1-Figure 6 The utility model discloses a rotor bearing shock-absorbing sleeve for a spinning machine, comprising an elastic sleeve 1 sleeved on a rotor bearing 6, the elastic sleeve 1 being detachably connected to the rotor bearing 6, the outer wall of the elastic sleeve 1 being detachably connected to an inner sleeve 2, the outer wall of the inner sleeve 2 being detachably connected to a shock-absorbing rubber 3, the outer wall of the shock-absorbing rubber 3 being detachably connected to an outer sleeve 4, one end of the inner sleeve 2 being threadedly connected to a locking nut 5, the end of the locking nut 5 away from the inner sleeve 2 being detachably connected to a first limiting ring 13, and the first limiting ring 13 being fixedly connected to the end of the elastic sleeve 1.
[0026] The utility model first installs the locking nut 5 on the elastic sleeve 1, and then installs the elastic sleeve 1 on the rotor bearing 6 in sequence, the inner sleeve 2 is installed on the elastic sleeve 1, the shock-absorbing rubber 3 is installed on the inner sleeve 2, and the outer sleeve 4 is installed on the shock-absorbing rubber 3, and then the locking nut 5 is installed on the inner sleeve 2 by rotating, so that the elastic sleeve 1 can be effectively fixed to the rotor bearing 6, the elastic sleeve 1 can hold the rotor bearing 6 tightly, and the shock-absorbing performance can be fully exerted.
[0027] A further optimization scheme is that a plurality of first through grooves 11 are equally spaced apart at one end of the elastic sleeve 1 away from the first limiting ring 13, a second through groove 12 is provided between two adjacent first through grooves 11, the second through groove 12 is provided on the elastic sleeve 1, the first through groove 11 and the second through groove 12 are arranged parallel to each other, the second through groove 12 is connected with an opening, and the opening is provided on the first limiting ring 13.
[0028] The first through groove 11 and the second through groove 12 are provided so that the elastic sleeve 1 can be stretched and contracted, and the elastic sleeve 1 can effectively hold the rotor bearing 6 .
[0029] According to a further optimized solution, a limiting groove 14 is provided at one end of the elastic sleeve 1 close to the first limiting ring 13 , the limiting groove 14 is connected to the second through groove 12 , and the limiting groove 14 is detachably connected to the locking nut 5 .
[0030] The position of the locking nut 5 can be effectively limited by the limiting groove 14 .
[0031] According to a further optimized solution, the outer diameter of the first limiting ring 13 is greater than the outer diameter of the elastic sleeve 1 .
[0032] When the locking nut 5 is in the limiting groove 14 , the locking nut 5 can be effectively located in the limiting groove 14 through the first limiting ring 13 .
[0033] A further optimized solution is that a first groove 22 is provided on the inner sleeve 2, a thread 21 is provided at one end of the inner sleeve 2, the thread 21 is threadedly connected to the locking nut 5, and a second limiting ring 23 is fixedly connected to the end of the inner sleeve 2 away from the thread 21, and the second limiting ring 23 is detachably connected to the elastic sleeve 1.
[0034] The thread 21 facilitates the installation and removal of the locking nut 5 ; the second limiting ring 23 abuts against the elastic sleeve 1 , so that the elastic sleeve 1 can be stably placed on the rotor bearing 6 .
[0035] According to a further optimized solution, a second groove 31 is formed on the shock-absorbing rubber 3 , and the second groove 31 is matched with and communicated with the first groove 22 .
[0036] A further optimized solution is that a third groove 41 is opened on the outer sleeve 4, and the third groove 41 is adapted to the second groove 31 before being connected, and third limiting rings 42 are fixedly connected to both ends of the outer sleeve 4, and the outer diameter of the third limiting ring 42 is larger than the outer diameter of the outer sleeve 4.
[0037] The third limiting ring 42 can ensure that the outer sleeve 4 is stably located in the cup seat.
[0038] The first groove 22 , the second groove 31 , and the third groove 41 are adapted to each other and are interconnected, so that oil can be easily injected into the oil injection hole on the rotor bearing 6 through the third groove 41 , the second groove 31 , and the first groove 22 .
[0039] In order to facilitate oil injection, a through hole 15 is formed on the first through groove 11. When the elastic sleeve 1 is installed, the through hole 15 is opposite to the oil injection hole.
[0040] A further optimized solution is that a top screw hole 51 is opened on the outer wall of the locking nut 5, and a top screw is connected to the inner thread of the top screw hole 51. One end of the top screw extending into the top screw hole 51 is detachably connected to the thread 21, and a plurality of tightening grooves 52 are opened at equal intervals on the outer wall of the locking nut 5, and the top screw hole 51 is opened between any two adjacent tightening grooves 52.
[0041] In order to prevent the locking nut 5 from loosening due to vibration, the top screw is screwed into the top screw hole 51 and the top screw is abutted against the thread 21 , which can effectively prevent the locking nut 5 from loosening.
[0042] According to a further optimized solution, the locking nut 5 is detachably connected to a third limiting ring 42 , and a protrusion is provided in one end of the locking nut 5 away from the third limiting ring 42 , and the protrusion is detachably connected to the limiting groove 14 .
[0043] By installing the protrusion into the limiting groove 14 , the locking nut 5 can be stably located on the limiting groove 14 .
[0044] Working process: first, assemble the locking nut 5 and the elastic sleeve 1 together, so that the convex protrusion of the locking nut 5 is located in the limiting groove 14; install the inner sleeve 2 on the elastic sleeve 1, and the locking nut 5 is threadedly connected with the inner sleeve 2, and then install the shock-absorbing rubber 3 on the inner sleeve 2, and the outer sleeve 4 on the shock-absorbing rubber 3; align the through hole 15 of the elastic sleeve 1 with the oil filling hole, and make the first groove 22, the second groove 31, and the third groove 41 communicate with the through hole 15; put the rotating cup bearing 6 into the appropriate position in the elastic sleeve 1 from the tail end of the bearing, then tighten the locking nut 5, and finally tighten the top screw; put the outer sleeve 4 into the appropriate position in the cup holder, tighten the locking screw at the tail end of the cup holder, and the assembly is completed.
[0045] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.
[0046] The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope determined by the claims of the present invention.
Claims
1. A rotor bearing damping sleeve for a spinning machine, characterized in that: The invention comprises an elastic sleeve (1) sleeved on a rotor bearing (6), wherein the elastic sleeve (1) is detachably connected to the rotor bearing (6), the outer wall of the elastic sleeve (1) is detachably connected to an inner sleeve (2), the outer wall of the inner sleeve (2) is detachably connected to a shock-absorbing rubber (3), the outer wall of the shock-absorbing rubber (3) is detachably connected to an outer sleeve (4), one end of the inner sleeve (2) is threadedly connected to a locking nut (5), the end of the locking nut (5) away from the inner sleeve (2) is detachably connected to a first limiting ring (13), and the first limiting ring (13) is fixedly connected to the end of the elastic sleeve (1).
2. The rotor bearing damping sleeve for a spinning machine according to claim 1, characterized in that: A plurality of first through grooves (11) are formed at equal intervals at one end of the elastic sleeve (1) away from the first limiting ring (13); a second through groove (12) is formed between two adjacent first through grooves (11); the second through groove (12) is formed on the elastic sleeve (1); the first through groove (11) and the second through groove (12) are arranged parallel to each other; the second through groove (12) is connected to an opening; and the opening is formed on the first limiting ring (13).
3. The rotor bearing damping sleeve for a spinning machine according to claim 2, characterized in that: The elastic sleeve (1) is provided with a limiting groove (14) at one end close to the first limiting ring (13); the limiting groove (14) is connected to the second through groove (12); and the limiting groove (14) is detachably connected to the locking nut (5).
4. The rotor bearing damping sleeve for a spinning machine according to claim 1, characterized in that: The outer diameter of the first limiting ring (13) is greater than the outer diameter of the elastic sleeve (1).
5. The rotor bearing damping sleeve for a spinning machine according to claim 3, characterized in that: The inner sleeve (2) is provided with a first groove (22), one end of the inner sleeve (2) is provided with a thread (21), the thread (21) is threadedly connected to the locking nut (5), and a second limiting ring (23) is fixedly connected to the inner end of the inner sleeve (2) away from the thread (21), and the second limiting ring (23) is detachably connected to the elastic sleeve (1).
6. The rotor bearing damping sleeve for a spinning machine according to claim 5, characterized in that: The shock-absorbing rubber (3) is provided with a second groove (31), and the second groove (31) is adapted to and communicates with the first groove (22).
7. The rotor bearing damping sleeve for a spinning machine according to claim 6, characterized in that: The outer sleeve (4) is provided with a third groove (41), and the third groove (41) is adapted to be connected with the second groove (31) before being connected. The two ends of the outer sleeve (4) are respectively fixedly connected with third limiting rings (42), and the outer diameter of the third limiting ring (42) is larger than the outer diameter of the outer sleeve (4).
8. The rotor bearing damping sleeve for a spinning machine according to claim 7, characterized in that: A top screw hole (51) is provided on the outer wall of the locking nut (5), a top screw is connected to the inner thread of the top screw hole (51), and one end of the top screw extending into the top screw hole (51) is detachably connected to the thread (21); a plurality of tightening grooves (52) are provided on the outer wall of the locking nut (5) at equal intervals, and the top screw hole (51) is provided between any two adjacent tightening grooves (52).
9. The rotor bearing damping sleeve for a spinning machine according to claim 8, characterized in that: The locking nut (5) is detachably connected to a third limiting ring (42); a protrusion is provided in one end of the locking nut (5) away from the third limiting ring (42); and the protrusion is detachably connected to the limiting groove (14).