Ball bearing fixture with movable inner ring
By designing a ball bearing fixture with a movable inner ring and using structures such as sliders, limit columns and adjustment plates, the problem that the fixture cannot adapt to ball bearings with different outer diameters is solved, achieving the effect of precise clamping and improving processing accuracy.
Patent Information
- Application Number
- CN202423132817.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-18
- Publication Date
- 2025-09-16
- Estimated Expiration
- 2034-12-18
AI Technical Summary
Existing fixtures cannot flexibly adjust the size of the clamping part, resulting in an inability to adapt to ball bearings with different outer diameters, affecting processing accuracy and efficiency.
The ball bearing fixture with a movable inner ring realizes precise clamping and adjustment of the ball bearing inner ring through structures such as a slider, a limit column, a limit nut, an adjustment plate and an interlocking block.
It realizes flexible and adaptive clamping of ball bearings with different outer diameters, improves processing accuracy and efficiency, and ensures the stability and service life of the fixture.
Smart Images
Figure CN223344494U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of ball bearings, in particular to a ball bearing fixture with a movable inner ring. Background Art
[0002] In modern industrial manufacturing, ball bearings are essential components in a wide range of mechanical equipment. They are used in everything from automotive wheels and engines to the drive shafts of industrial machine tools and the rotating mechanisms of precision instruments. As industrial equipment becomes more diverse and sophisticated, the requirements for ball bearing machining and assembly precision are becoming increasingly stringent.
[0003] Many conventional fixtures use a fixed frame structure, and the size of the clamping part is fixed. This means that for ball bearings with different outer diameters, it is impossible to flexibly adjust the size to achieve tight and stable clamping. Utility Model Content
[0004] The purpose of the present utility model is to provide a ball bearing fixture with a movable inner ring. Through two first limiting columns and corresponding first limiting nuts between the two sliders, the distance between the sliders can be easily adjusted to adapt to ball bearings of different outer diameters. The adjustment groove in the support block and the positioning column, adjustment plate, second limiting column and second limiting nut that cooperate with it enable the fixture to accurately adjust the clamping size of the inner ring of the ball bearing.
[0005] To achieve the above objectives, a ball bearing fixture with a movable inner ring is provided, comprising: a support plate, two sliders disposed above the support plate, two first limiting posts disposed between the two sliders, the outer surfaces of the two first limiting posts being threadedly connected to two first limiting nuts, each of which being disposed correspondingly to the two sliders, a support block fixedly connected to the upper surfaces of the two sliders, two adjustment slots defined within the support block, the two adjustment slots being symmetrically disposed above and below the support block, two positioning posts fixedly connected within the two adjustment slots, the outer surfaces of the two positioning posts being slidably connected to the adjustment plate, the inner surfaces of the adjustment plate being slidably connected to two second limiting posts, the outer surfaces of the two second limiting posts being threadedly connected to two second limiting nuts, the two second limiting nuts abutting against the outer surface of the adjustment plate, a rotation slot defined within the adjustment plate, the inner surface of the rotation slot being fixedly connected to a fixing post, the outer surface of the fixing post being rotatably connected to a rotating block, and the sidewalls of the rotating block being fixedly connected to an interlocking block. This structural design allows for flexible adjustment of the clamping size, precise fixation of ball bearing inner rings of various specifications, and improved work efficiency and precision.
[0006] In the described ball bearing fixture with a movable inner ring, two first limiting posts are symmetrically positioned on the front and rear sides of the slider, and four first limiting nuts are symmetrically positioned on the left and right sides of the two sliders. This symmetrical distribution ensures stable and accurate slider position adjustment, facilitating the fixture's adaptation to bearings of varying sizes.
[0007] In the described ball bearing fixture with a movable inner ring, the adjustment slots communicate with both left and right sides of the support block, and the adjustment slots and the second limiting posts are arranged parallel to each other. This interconnected and parallel design allows for smoother and more precise movement of the adjustment plate, facilitating quick adjustment of the fixture to accommodate various ball bearing sizes.
[0008] According to the ball bearing fixture with a movable inner ring, the two second limiting posts bring the two adjustment plates closer together via four second limiting nuts. Adjusting the second limiting posts by the nuts allows precise control of the spacing between the adjustment plates, enabling reliable clamping of inner rings of varying diameters.
[0009] In the described ball bearing fixture with a movable inner ring, the engaging blocks contact both the upper and lower sides of the adjustment plate, and the engaging blocks and the inner dimensions of the rotation slot are adapted. This contact and adaptability design ensures stable rotation of the engaging blocks, effectively securing the inner ring while facilitating flexible movement, meeting various operating conditions.
[0010] According to the ball bearing fixture with a movable inner ring, the support plate has four positioning holes formed inside, each located on the left and right sides of the support plate. The four positioning holes facilitate stable mounting of the fixture on a workbench, ensuring that the fixture remains in a fixed position during operation, thereby improving machining accuracy.
[0011] In the ball bearing fixture with a movable inner ring, a sliding plate is fixedly connected to the upper surface of the support plate, and the sliding plate and the slider are slidably connected. Limit blocks are fixedly connected to the left and right sides of the sliding plate. The sliding plate cooperates with the limit blocks to ensure smooth sliding of the slider and prevent it from slipping out, ensuring a stable and reliable fixture structure and extending its service life.
[0012] Compared with the prior art, the beneficial effects of the present invention are:
[0013] The utility model is provided with a first limiting column, a first limiting nut, a support block, an adjustment groove, a positioning column, an adjustment plate, a second limiting column, a second limiting nut, a rotating groove, a fixed column, a rotating block and a mosaic block, and the distance between the two sliders can be conveniently adjusted through the two first limiting columns and the corresponding first limiting nuts between the two sliders to adapt to ball bearings of different outer diameters. The adjustment groove in the support block and the positioning column, adjustment plate, second limiting column and second limiting nut matched therewith enable the fixture to accurately adjust the clamping size of the inner ring of the ball bearing.
[0014] Additional aspects and advantages of the present invention will be given in part in the following description and will become apparent from the following description or learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The present invention will be further described below with reference to the accompanying drawings and embodiments;
[0016] Figure 1 This is a three-dimensional view of a ball bearing fixture with a movable inner ring according to the present invention;
[0017] Figure 2 This is a front view of a ball bearing fixture with a movable inner ring according to the present invention;
[0018] Figure 3 This is a schematic structural diagram of a ball bearing fixture with a movable inner ring according to the present invention;
[0019] Figure 4 For this utility model Figure 3 A magnified view of the structure in the middle.
[0020] In the figure: 1. Support plate; 2. Sliding plate; 3. Limit block; 4. Positioning hole; 5. Slider; 6. First limit column; 7. First limit nut; 8. Support block; 9. Adjustment slot; 10. Positioning column; 11. Adjustment plate; 12. Second limit column; 13. Second limit nut; 14. Rotation slot; 15. Fixed column; 16. Rotation block; 17. Interlocking block. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the utility model.
[0022] See also Figure 1-Figure 4The utility model provides a technical solution: a ball bearing fixture with a movable inner ring, comprising: a support plate 1, two sliders 5 are arranged above the support plate 1, the sliders 5 can slide smoothly above the support plate 1, and are convenient for adjusting the position to adapt to the installation requirements of ball bearings of different sizes, two first limiting columns 6 are arranged between the two sliders 5, the first limiting columns 6 are used to determine the relative positions between the sliders 5 to ensure the stability and accuracy of the structure, the outer surfaces of the two first limiting columns 6 are threadedly connected with two first limiting nuts 7, the first limiting nuts 7 can be tightened to fix the position of the slider 5 to prevent it from displacement during work, ensuring that the fixture is fixed to the ball bearing Stable clamping, and the two first limit nuts 7 are correspondingly arranged with the two sliders 5. The upper surfaces of the two sliders 5 are fixedly connected with support blocks 8. The support blocks 8 play the role of supporting and connecting other components, providing a basis for subsequent adjustment and fixation. Two adjustment slots 9 are provided inside the support block 8. The adjustment slots 9 provide space for the movement of the adjustment plate 11, so that it can flexibly adjust its position to adapt to ball bearings of different specifications, and the two adjustment slots 9 are symmetrically arranged on the upper and lower sides of the support block 8. Two positioning columns 10 are fixedly connected to the inside of the two adjustment slots 9. The positioning columns 10 guide the sliding direction of the adjustment plate 11 to ensure the linearity and accuracy of its movement. The outer surface of each positioning column 10 is slidably connected with an adjustment plate 11, and the adjustment plate 11 can slide on the positioning column 10 according to the size of the ball bearing to achieve precise positioning and clamping of the ball bearing. The interior of the adjustment plate 11 is slidably connected with two second limiting columns 12, and the second limiting columns 12 further limit the movement range of the adjustment plate 11 to ensure that it does not deviate from the predetermined position during the adjustment process. The outer surfaces of the two second limiting columns 12 are threadedly connected with two second limiting nuts 13, and the second limiting nuts 13 are used to fix the position of the adjustment plate 11 so that it fits tightly against the ball bearing and provides a stable clamping force. The two second limiting nuts 13 and the outer surface of the adjustment plate 11 are pressed against each other. A rotation groove 14 is provided inside the adjustment plate 11, and the rotation groove 14 provides space for the rotation of the rotating block 16, so that the engaging block 17 can rotate flexibly, which is convenient for the installation and disassembly of the ball bearing, and the inner surface of the rotation groove 14 is fixedly connected with a fixed column 15, and the outer surface of the fixed column 15 is rotatably connected with the rotating block 16. The rotating block 16 can rotate around the fixed column 15, driving the engaging block 17 to adjust the angle to adapt to the shape and position of the inner ring of the ball bearing. The side wall of the rotating block 16 is fixedly connected with the engaging block 17, which is used to fit tightly with the inner ring of the ball bearing, while ensuring that the inner ring can be moved, preventing it from excessive shaking, and ensuring the stability of the processing or detection process.
[0023] The two first limiting columns 6 are symmetrically arranged on the front and rear sides of the slider 5. The number of the first limiting nuts 7 is four. The four first limiting nuts 7 are symmetrically arranged on the left and right sides of the two sliders 5. The adjustment slots 9 are connected to the left and right sides of the support block 8. The adjustment slots 9 and the second limiting columns 12 are arranged in parallel. The two second limiting columns 12 bring their two adjustment plates 11 closer together through the four second limiting nuts 13. By adjusting the second limiting nuts 13, the distance between the two adjustment plates 11 can be precisely controlled to adapt to the inner rings of ball bearings of different diameters. The chimeric blocks 17 are in contact with the upper and lower sides of the adjustment plate 11, and the chimeric blocks 17 and the rotating The internal dimensions of the groove 14 are adapted, and four positioning holes 4 are provided inside the support plate 1. The positioning holes 4 can be used to fix the fixture on a specific workbench to ensure that it does not move during work, and the four positioning holes 4 are arranged on the left and right sides of the support plate 1. The upper surface of the support plate 1 is fixedly connected with a sliding plate 2, which provides a guide for the sliding of the slider 5, making its movement more stable and smooth, and the sliding plate 2 and the slider 5 are slidably connected, and the left and right sides of the sliding plate 2 are fixedly connected with a limit block 3, which can prevent the slider 5 from sliding out of the range of the sliding plate 2, thereby ensuring the normal use and structural integrity of the fixture.
[0024] Working principle: According to the size of the ball bearing, loosen the four first limiting nuts 7 on the first limiting column 6 between the two sliders 5, move the two sliders 5 along the sliding plate 2 on the support plate 1, so that the distance between them roughly matches the outer diameter of the ball bearing, and then tighten the first limiting nut 7 to fix the position of the slider 5. At this time, the support block 8 on the slider 5 is also fixed, providing a stable basis for subsequent adjustments, loosen the four second limiting nuts 13 on the two second limiting columns 12, so that the adjustment plate 11 can slide freely in the adjustment groove 9 of the support block 8, and the positioning column 10 in the adjustment groove 9 ensures the directional stability of the sliding of the adjustment plate 11. According to the diameter of the inner ring of the ball bearing, move The two adjustment plates 11 are moved closer to or further away from each other to adapt to the size of the inner ring, and then the second limit nut 13 is tightened again to fix the position of the adjustment plate 11 so that it can stably clamp the inner ring of the ball bearing, and the ball bearing is placed on the fixture with the adjusted position so that the inner ring contacts the engaging block 17 on the adjustment plate 11. Since the engaging block 17 is connected to the rotating groove 14 on the adjustment plate 11 through the rotating block 16, the engaging block 17 can be appropriately rotated according to the actual position of the inner ring to make it better engage with the inner ring, ensuring that the inner ring can rotate flexibly in the fixture without excessive shaking, thereby achieving accurate positioning and stable clamping of the ball bearing for subsequent processing, testing or other operations.
[0025] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by ordinary technicians in the relevant technical field without departing from the purpose of the present invention.
Claims
1. A ball bearing fixture with a movable inner ring, comprising: A support plate (1), wherein two sliders (5) are arranged above the support plate (1), characterized in that: two first limiting columns (6) are arranged between the two sliders (5), the outer surfaces of the two first limiting columns (6) are threadedly connected to two first limiting nuts (7), and the two first limiting nuts (7) are arranged corresponding to the two sliders (5), the upper surfaces of the two sliders (5) are fixedly connected to a support block (8), the interior of the support block (8) is provided with two adjustment slots (9), and the two adjustment slots (9) are symmetrically arranged on the upper and lower sides of the support block (8), and the interiors of the two adjustment slots (9) are fixedly connected to two positioning columns (10 ), the outer surfaces of the two positioning columns (10) are slidably connected to an adjustment plate (11), the interior of the adjustment plate (11) is slidably connected to two second limiting columns (12), the outer surfaces of the two second limiting columns (12) are threadedly connected to two second limiting nuts (13), and the two second limiting nuts (13) are in conflict with the outer surface of the adjustment plate (11), a rotating groove (14) is provided inside the adjustment plate (11), and the inner surface of the rotating groove (14) is fixedly connected to a fixed column (15), the outer surface of the fixed column (15) is rotatably connected to a rotating block (16), and the side wall of the rotating block (16) is fixedly connected to a chiming block (17).
2. A ball bearing fixture with a movable inner ring according to claim 1, characterized in that: The two first limiting columns (6) are symmetrically arranged on the front and rear sides of the slider (5), and the number of the first limiting nuts (7) is four, and the four first limiting nuts (7) are symmetrically arranged on the left and right sides of the two sliders (5).
3. The ball bearing fixture with a movable inner ring according to claim 1, characterized in that: The adjustment slots (9) are both connected to the left and right sides of the support block (8), and the adjustment slots (9) and the second limiting column (12) are arranged in parallel.
4. The ball bearing fixture with a movable inner ring according to claim 1, characterized in that: The two second limiting columns (12) bring the two adjustment plates (11) closer together via four second limiting nuts (13).
5. The ball bearing fixture with a movable inner ring according to claim 1, characterized in that: The engaging blocks (17) are in contact with both upper and lower sides of the adjusting plate (11), and the inner dimensions of the engaging blocks (17) and the rotating groove (14) are adapted to each other.
6. The ball bearing fixture with a movable inner ring according to claim 1, characterized in that: Four positioning holes (4) are provided inside the support plate (1), and the four positioning holes (4) are all arranged on the left and right sides of the support plate (1).
7. The ball bearing fixture with a movable inner ring according to claim 1, characterized in that: The upper surface of the support plate (1) is fixedly connected to a sliding plate (2), and the sliding plate (2) and the slider (5) are slidably connected, and the left and right sides of the sliding plate (2) are fixedly connected to limiting blocks (3).