Steel belt roller mechanism
By using limit components and rubber rings in the steel belt roller mechanism, the problem of high friction and noise during the belt movement is solved, achieving lower noise and longer life, while reducing costs and improving appearance.
Patent Information
- Application Number
- CN202420224596.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-30
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-01-30
AI Technical Summary
In the existing fully enclosed linear module, there is a lot of friction and noise during the movement of the steel belt, which affects the service life.
Design a steel belt roller mechanism, including a rotating shaft, deep groove ball bearing, limiting assembly, rubber ring and spring, positioning the rubber ring through limiting assembly, avoiding self-rotational deviation, and adsorbing the movement of the steel belt from the magnet Change to roller sliding to reduce noise.
Effectively reduces noise, extends service life, reduces costs and improves appearance.
Smart Images
Figure CN222185462U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of linear modules, and in particular relates to a steel belt roller mechanism. Background Art
[0002] With the continuous development of science and technology, the wave of industrialization, the automation trend of various industries has become unstoppable. The automation needs of various industries are developing towards low cost, low noise, miniaturization, simple structure and low failure. As an important element of industrial automation, linear modules also have the same needs.
[0003] In the past, fully enclosed linear modules used magnets to hold steel belts for guidance. When the fully enclosed linear module moved, the steel belts also moved with it. However, there was high friction and noise during the movement of the steel belts, which reduced their service life.
[0004] To this end, we designed a steel belt roller mechanism to provide another technical solution to the above technical problem. Utility Model Content
[0005] The utility model aims to provide a steel belt roller mechanism to solve the problems of high friction and noise in the existing steel belt movement process mentioned in the background technology.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a steel belt roller mechanism, comprising a rotating shaft, and:
[0007] Two deep groove ball bearings are respectively sleeved on both ends of the rotating shaft;
[0008] Two limit assemblies are symmetrically arranged at the middle of the rotating shaft;
[0009] Two rubber rings are respectively sleeved on the outer sides of the limit assembly;
[0010] Two retaining springs are respectively clamped at two ends of the rotating shaft and are located outside the deep groove ball bearing.
[0011] Preferably, both ends of the rotating shaft are provided with a first annular groove matched with a deep groove ball bearing, and the deep groove ball bearing is sleeved inside the first annular groove.
[0012] Preferably, the retaining ring is sleeved inside the first annular groove and contacts one side of the deep groove ball bearing.
[0013] Preferably, two second annular grooves are symmetrically provided in the middle of the rotating shaft and between the two first annular grooves.
[0014] Preferably, a plurality of guide grooves are provided on the circumferential inner wall of the second annular groove, the plurality of guide grooves are distributed in an annular array about the central axis of the rotating shaft, and the cross-section of the guide grooves is arranged in an arc shape.
[0015] Preferably, the two limiting components are respectively arranged in the corresponding second annular grooves.
[0016] Preferably, the two limit assemblies each include two bushings, and:
[0017] Two annular plates are respectively sleeved on ends of the two shaft sleeves that are away from each other;
[0018] A plurality of guide strips fixedly connected to the circumferential inner wall of one of the shaft sleeves;
[0019] A plurality of return springs are arranged between one of the annular plates and the inner wall of the second annular groove.
[0020] Preferably, one of the sleeves is slidably fitted on the circumferential inner wall of the second annular groove, the other sleeve is fixedly connected to the circumferential inner wall of the second annular groove, and one end of the guide strip away from one of the sleeves is slidably fitted inside the guide groove.
[0021] Preferably, a plurality of arc-shaped strips are fixedly connected to the circumferential outer walls of the two shaft sleeves, and an arc-shaped groove matching the arc-shaped strips is provided on the circumferential inner wall of the rubber ring.
[0022] Preferably, the rubber ring is sleeved on two shaft sleeves on the same side, the arc strip is clamped in the interior of the arc groove, and both ends of the rubber ring are in contact with corresponding annular plates respectively.
[0023] Compared with the prior art, the beneficial effects of the utility model are:
[0024] 1. The utility model installs a limit assembly and a rubber ring in the middle of the rotating shaft. The limit assembly can position the rubber ring, which not only prevents the rubber ring from rotating and deviating due to aging, but also changes the friction of the steel belt from magnet adsorption to roller sliding, greatly reducing noise and extending service life.
[0025] 2. The utility model not only reduces the cost but also improves the appearance by arranging first annular grooves at both ends of the rotating shaft and installing deep groove ball bearings and retaining rings in the first annular grooves. BRIEF DESCRIPTION OF THE DRAWINGS
[0026] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0027] Figure 2 This is a schematic diagram of the explosion structure of the utility model;
[0028] Figure 3 For this utility model Figure 2 A is an enlarged schematic diagram of the structure.
[0029] In the figure: 1, rotating shaft; 101, first annular groove; 102, second annular groove; 103, guide groove; 2, deep groove ball bearing; 3, rubber ring; 301, arc groove; 4, retaining spring; 5, limit assembly; 501, bushing; 502, annular plate; 503, arc strip; 504, guide strip; 505, return spring. DETAILED DESCRIPTION
[0030] 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.
[0031] Reference Figure 1-3 , a steel belt roller mechanism, comprising a rotating shaft 1, and:
[0032] Two deep groove ball bearings 2 are respectively sleeved on both ends of the rotating shaft 1;
[0033] Two limit assemblies 5 are symmetrically arranged at the middle of the rotating shaft 1;
[0034] Two rubber rings 3 are respectively sleeved on the outer sides of the limit assembly 5;
[0035] Two retaining springs 4 are respectively clamped at two ends of the rotating shaft 1 and are located outside the deep groove ball bearing 2 .
[0036] By installing the rubber ring 3 on the limit assembly 5, the limit assembly 5 fixes the rubber ring 3 to prevent the rubber ring 3 from rotating or shifting due to aging due to long-term use. Then the deep groove ball bearing 2 is installed in the first annular groove 101, and the retaining spring 4 is installed on one side of the deep groove ball bearing 2 so that the retaining spring 4 tightens the deep groove ball bearing 2.
[0037] Furthermore, both ends of the rotating shaft 1 are provided with first annular grooves 101 matched with the deep groove ball bearing 2 , and the deep groove ball bearing 2 is sleeved inside the first annular groove 101 .
[0038] The first annular groove 101 can facilitate the installation of the deep groove ball bearing 2 and the retaining ring 4 .
[0039] Furthermore, the retaining spring 4 is sleeved inside the first annular groove 101 and contacts one side of the deep groove ball bearing 2 .
[0040] Furthermore, two second annular grooves 102 are symmetrically provided in the middle of the rotating shaft 1 and between the two first annular grooves 101 .
[0041] The second annular groove 102 can facilitate the installation of the limiting assembly 5 and the rubber ring 3 .
[0042] Furthermore, a plurality of guide grooves 103 are formed on the inner circumferential wall of the second annular groove 102 . The plurality of guide grooves 103 are distributed in an annular array about the central axis of the rotating shaft 1 . The cross section of the guide grooves 103 is arranged in an arc shape.
[0043] Furthermore, the two limiting components 5 are respectively disposed in the corresponding second annular grooves 102 .
[0044] Further, the two limit assemblies 5 each include two sleeves 501, and:
[0045] Two annular plates 502 are respectively sleeved on ends of the two shaft sleeves 501 that are away from each other;
[0046] A plurality of guide strips 504 are fixedly connected to the circumferential inner wall of one of the shaft sleeves 501;
[0047] A plurality of return springs 505 are disposed between one of the annular plates 502 and the inner wall of the second annular groove 102 .
[0048] Under the action of the return spring 505, one of the shaft sleeves 501 can always be close to the other shaft sleeve 501, so that the rubber ring 3 can be positioned between the two shaft sleeves 501 and the two annular plates 502.
[0049] Furthermore, one of the sleeves 501 is slidably fitted on the circumferential inner wall of the second annular groove 102, and the other sleeve 501 is fixedly connected to the circumferential inner wall of the second annular groove 102, and one end of the guide strip 504 away from one of the sleeves 501 is slidably fitted inside the guide groove 103.
[0050] One of the shaft sleeves 501 is a shaft sleeve 501 close to the middle of the rotating shaft 1, and the other shaft sleeve 501 is a shaft sleeve 501 close to the deep groove ball bearing 2; the number of the guide strips 504 is equal to the number of the guide grooves 103, and through the cooperation of the guide strips 504 and the guide grooves 103, one of the shaft sleeves 501 can only move along the axial direction of the rotating shaft 1 without self-rotation.
[0051] Furthermore, a plurality of arcuate strips 503 are fixedly connected to the circumferential outer walls of the two shaft sleeves 501, and an arcuate groove 301 matching the arcuate strips 503 is provided on the circumferential inner wall of the rubber ring 3; wherein the number of the arcuate grooves 301 is equal to the number of the arcuate strips 503, and the contact area between the rubber ring 3 and the shaft sleeve 501 can be increased by the coordination between the arcuate strips 503 and the arcuate grooves 301, so that the rubber ring 3 can be stably installed on the two shaft sleeves 501, and the rubber ring 3 can be prevented from rotating or deviating due to aging.
[0052] Furthermore, the rubber ring 3 is sleeved on two shaft sleeves 501 on the same side, the arc strip 503 is clamped in the inside of the arc groove 301, and the two ends of the rubber ring 3 are respectively in contact with the corresponding annular plates 502; through the cooperation of the annular plate 502, the return spring 505, the arc strip 503 and the arc groove 301, the rubber ring 3 can be installed more firmly.
[0053] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A steel belt roller mechanism, characterized in that: It comprises a rotating shaft (1), and: Two deep groove ball bearings (2) are respectively sleeved on both ends of the rotating shaft (1); Two limit assemblies (5) are symmetrically arranged at the middle of the rotating shaft (1); Two rubber rings (3) are respectively sleeved on the outer sides of the limiting components (5); Two retaining springs (4) are respectively clamped on two ends of the rotating shaft (1) and are located outside the deep groove ball bearing (2).
2. A steel belt roller mechanism according to claim 1, characterized in that: Both ends of the rotating shaft (1) are provided with first annular grooves (101) adapted to the deep groove ball bearing (2), and the deep groove ball bearing (2) is sleeved inside the first annular groove (101).
3. A steel belt roller mechanism according to claim 1, characterized in that: The retaining ring (4) is sleeved inside the first annular groove (101) and contacts one side of the deep groove ball bearing (2).
4. The steel belt roller mechanism according to claim 1, characterized in that: Two second annular grooves (102) are symmetrically arranged in the middle of the rotating shaft (1) and between the two first annular grooves (101).
5. A steel belt roller mechanism according to claim 4, characterized in that: A plurality of guide grooves (103) are provided on the circumferential inner wall of the second annular groove (102), the plurality of guide grooves (103) are distributed in an annular array about the central axis of the rotating shaft (1), and the cross section of the guide grooves (103) is arranged in an arc shape.
6. The steel belt roller mechanism according to claim 1, characterized in that: The two limiting components (5) are respectively arranged in corresponding second annular grooves (102).
7. The steel belt roller mechanism according to claim 1, characterized in that: The two limiting assemblies (5) each include two bushings (501), and: Two annular plates (502) are respectively sleeved on ends of the two shaft sleeves (501) that are away from each other; A plurality of guide strips (504) fixedly connected to the circumferential inner wall of one of the shaft sleeves (501); A plurality of return springs (505) are arranged between one of the annular plates (502) and the inner wall of the second annular groove (102).
8. The steel belt roller mechanism according to claim 7, characterized in that: One of the shaft sleeves (501) is slidably fitted on the circumferential inner wall of the second annular groove (102), and the other shaft sleeve (501) is fixedly connected to the circumferential inner wall of the second annular groove (102), and one end of the guide strip (504) away from one of the shaft sleeves (501) is slidably fitted inside the guide groove (103).
9. The steel belt roller mechanism according to claim 8, characterized in that: A plurality of arc-shaped strips (503) are fixedly connected to the circumferential outer walls of the two shaft sleeves (501), and an arc-shaped groove (301) matching the arc-shaped strips (503) is provided on the circumferential inner wall of the rubber ring (3).
10. The steel belt roller mechanism according to claim 9, characterized in that: The rubber ring (3) is sleeved on two shaft sleeves (501) on the same side, the arc strip (503) is clamped inside the arc groove (301), and the two ends of the rubber ring (3) are respectively in contact with the corresponding annular plates (502).