Self-aligning roller bearing with seat
By using mobile devices, support covers, telescopic rods, compression devices and combination technology of sleeve grooves and sleeve blocks in seated center roller bearings, the problem of fine-tuning and adaptation difficulties and insufficient preloading force caused by inconsistent bearing types is solved, and efficient adaptation, stable compression and convenient installation of the equipment are achieved, and the practicality, stability and reliability of the equipment are improved.
Patent Information
- Application Number
- CN202421588888.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-05
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2034-07-05
AI Technical Summary
During the use of existing bearing type and center-aligning roller bearings, due to inconsistent bearing types and sizes, it is difficult to fine-tune and adapt, resulting in an increase in inventory costs and types of spare parts, reducing the practicality and universality of the equipment. At the same time, due to insufficient preloading force, the bearings are easily loosened, affecting the stability and reliability of the equipment.
Through the combination of the mobile device, support cover and telescopic rod, the fine adjustment and adaptation of the bearing body is achieved; through the combination of the compression device and bolts, the stable compression of the bearing body is ensured; through the sleeve connection between the sleeve groove and the sleeve block, the positioning and support of the bearing body is facilitated.
It realizes fine-tuning and adaptation according to the bearing body type, reduces inventory costs and spare parts types, and improves the practicality and universality of the equipment. Through stable compression, the bearing looseness is avoided, and the stability and reliability of the equipment are improved; and installation accuracy and convenience are improved.
Smart Images
Figure CN222596559U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of seat-type bearings, in particular to a seat-type spherical roller bearing. Background Art
[0002] Spherical roller bearing with seat is a special bearing design, which combines the self-aligning function of spherical roller bearing and the fixed function of bearing seat. This kind of bearing is particularly suitable for those occasions that need to bear heavy loads, axial and radial loads, such as in industrial machinery, mining equipment, heavy machinery and other applications.
[0003] Nowadays, when using seat-type spherical roller bearings, due to the different types and sizes of spherical roller bearings, it is easy to cause difficulty in fine-tuning and adapting according to the type and size of the bearings, which increases inventory costs and types of spare parts, thereby reducing the practicality and universality of the equipment. During the use of the seat-type spherical roller bearings, due to insufficient preload force on the bearings, it is easy to cause looseness and affect the normal operation of the equipment, thereby reducing the stability and reliability of the equipment. Therefore, technical personnel in this field provide a seat-type spherical roller bearing to solve the problems raised in the above background technology. Utility Model Content
[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a seat-type spherical roller bearing is proposed. Through the cooperation between a moving device, a support cover and a telescopic rod, it can be fine-tuned and adapted according to the type and size of the bearing body, reducing inventory costs and types of spare parts, thereby improving the practicality and universality of the equipment. Then, through the cooperation between the clamping device and the bolt, the bearing body can be clamped to avoid loosening during operation, thereby improving the stability and reliability of the equipment. Finally, through the sleeve connection between the sleeve groove and the sleeve block, it is convenient to position and support the bearing body during installation, thereby improving installation accuracy and convenience.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a seat-type spherical roller bearing, comprising a support seat, a slide groove is provided at the center of the upper end surface of the support seat, a moving device is provided at the center of one side of the support seat, four support covers are arranged in a rectangular shape at the upper end of the support seat, a bearing body is sleeved at the center between the four support covers, four sleeve blocks are arranged in a circular shape on the outer side of the bearing body, grooves are symmetrically provided on one side wall between the two support covers at the top, a telescopic rod is provided at the center of the two grooves, sleeve grooves are provided at one side of the center of the lower end surfaces of the two support covers at the top and the upper end surfaces of the two support covers at the bottom, clamping devices are provided at both sides of the center between the two support covers at the top and the two support covers at the bottom, fixing blocks are provided at the center of one side of the two support covers at one side and the other side of the two support covers at the other side, and bolts are provided at the center of the upper end surfaces of the two fixing blocks at the top;
[0006] Through the above technical solution, the sleeve connection between the sleeve groove and the sleeve block makes it easier to position and support the bearing body during installation, thereby improving installation accuracy and convenience.
[0007] Furthermore, the moving device comprises a motor, a first screw rod, a connecting block, a second screw rod and two moving blocks, the motor is arranged at the center of one side of the support seat, and the output end passes through a side wall of the support seat to an inner side wall of the support seat, the first screw rod is arranged at the output end of the motor, the connecting block is arranged at an end of the first screw rod, one end of the second screw rod is arranged at the center of one side of the connecting block, and the other end is rotatably connected to an inner side wall of the support seat through a bearing, the first screw rod and the second screw rod are symmetrically arranged, the two moving blocks are respectively threadedly sleeved on the outside of the first screw rod and the second screw rod, and are respectively slidably connected to the slide groove, and the upper ends of the two moving blocks are respectively fixedly connected to the lower end surfaces of the two support covers near the lower ends;
[0008] Through the above technical scheme, the first screw rod is driven to rotate by the motor, and its rotational motion is transmitted to the second screw rod through the connecting block, and then the moving block is threadedly sleeved on the outside of the first screw rod and the second screw rod respectively, and then the first screw rod and the second screw rod are symmetrically arranged to drive the two moving blocks to move in opposite directions, and then the moving block is slidably connected to the slide groove, and then the moving block is fixedly connected to the lower end surfaces of the two support covers near the lower end, so that the two support covers near the lower end can be adjusted to move, so that it meets the adjustability and improves the practicability and universality of the equipment.
[0009] Further, the support cover comprises a fixed cover, a limiting groove, a first curved surface, two second curved surfaces and two third curved surfaces, the fixed cover is arranged at the upper end of the support seat, the limiting groove is arranged at one side of the fixed cover, the first curved surface is arranged at the center of an inner side wall of the limiting groove, the two second curved surfaces are arranged respectively at the upper and lower ends of the center of the inner side wall of the limiting groove, and the two third curved surfaces are arranged respectively at the upper and lower ends of the center of the inner side wall of the limiting groove;
[0010] Through the above technical solution, a stable platform is provided by the fixing cover, and the correct axial and radial positions of the bearing body are ensured by the limiting grooves. Then, the contact surface with bearing bodies of different types and sizes is increased and adapted thereto through the first arc surface, the second arc surface and the third arc surface, thereby improving the stability of the bearing body and enhancing the fixation of the bearing body.
[0011] Further, the clamping device includes a spring body and a slot, one end of the spring body is fixedly connected to the upper end surface of the lower end support cover, the slot is arranged at the center of the lower end surface of the upper end support cover, and the upper end of the spring body is sleeved and connected to the slot;
[0012] Through the above technical solution, the upper end of the spring body is sleeved and connected with the slot, so that the spring body can be disassembled, thereby improving the convenience of assembly and disassembly of the clamping device.
[0013] Furthermore, sliders are provided at the upper center of both sides of the upper end of the spring body, sliding grooves are provided at the center of both inner side walls of the slot, and a circular groove is provided at the upper center of the inner side wall of the slot, and the two sliders are slidably connected with the two sliding grooves and the circular grooves respectively;
[0014] Through the above technical solution, the upper end of the spring body is sleeved into the slot, and then the slider is slidably connected to the sliding slot, and then the spring body is rotated to slide the slider into the circular groove to achieve a limiting effect, thereby meeting the requirements of loading and unloading, and can tighten the bearing body to avoid loosening during operation, thereby improving the stability and reliability of the equipment.
[0015] Furthermore, the two bolts respectively penetrate through the four fixing blocks in sequence and pass to the lower end surfaces of the two fixing blocks near the lower ends;
[0016] Through the above technical solution, the fastening effect between the support cover and the bearing body is met by bolts, thereby improving stability.
[0017] Furthermore, the four sleeve grooves are respectively sleeved and slidably connected with the four sleeve blocks;
[0018] Through the above technical solution, the sleeve connection between the sleeve groove and the sleeve block makes it easier to position and support the bearing body during installation, thereby improving installation accuracy and convenience.
[0019] Furthermore, one end of the telescopic rod is fixedly connected to an inner wall of the groove on one side, and the output end is fixedly connected to the other inner wall of the groove on the other side;
[0020] Through the above technical solution, the telescopic effect of the telescopic rod can satisfy the adjustment of the two support covers near the upper end, thereby improving practicality.
[0021] The utility model has the following beneficial effects:
[0022] 1. In the utility model, when the seat-type spherical roller bearing is used, the moving device, the support cover and the telescopic rod are used in coordination, so that it can be fine-tuned and adapted according to the type and size of the bearing body, reducing inventory costs and types of spare parts, thereby improving the practicality and universality of the equipment.
[0023] 2. In the utility model, the clamping device and the bolt are used in coordination to clamp the bearing body, thereby preventing loosening during operation and improving the stability and reliability of the equipment.
[0024] 3. In the utility model, the sleeve connection between the sleeve groove and the sleeve block facilitates the positioning and support of the bearing body during installation, thereby improving the installation accuracy and convenience. BRIEF DESCRIPTION OF THE DRAWINGS
[0025] Figure 1 A three-dimensional diagram of a seated spherical roller bearing proposed by the utility model;
[0026] Figure 2 This is a front cross-sectional view of a seated spherical roller bearing proposed by the utility model;
[0027] Figure 3 This is a front cross-sectional view of a seated spherical roller bearing support cover proposed by the utility model;
[0028] Figure 4 for Figure 2 A magnified schematic diagram of center A.
[0029] Legend:
[0030] 1. Support seat; 2. Slide groove; 3. Moving device; 301. Motor; 302. First screw rod; 303. Connecting block; 304. Second screw rod; 305. Moving block; 4. Support cover; 401. Fixed cover; 402. Limiting groove; 403. First arc surface; 404. Second arc surface; 405. Third arc surface; 5. Bearing body; 6. Groove; 7. Fixed block; 8. Bolt; 9. Sleeve groove; 10. Sleeve block; 11. Clamping device; 1101. Spring body; 1102. Slot; 1103. Sliding groove; 1104. Round groove; 1105. Sliding block; 12. Telescopic rod. DETAILED DESCRIPTION
[0031] 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.
[0032] Reference Figure 1-4 The utility model provides an embodiment: a seat-type spherical roller bearing, including a support seat 1, a slide groove 2 is provided at the center of the upper end surface of the support seat 1, a moving device 3 is provided at the center of one side of the support seat 1, four support covers 4 are arranged in a rectangular shape at the upper end of the support seat 1, a bearing body 5 is sleeved at the center between the four support covers 4, four sleeve blocks 10 are arranged in a circular shape on the outer side of the bearing body 5, grooves 6 are symmetrically provided on one side wall between the two upper support covers 4, and a telescopic rod 12 is provided at the center of the two grooves 6. The mobile device 3, the support cover 4 and the telescopic rod 12 are used in coordination with each other, so that it can be fine-tuned and adapted according to the type and size of the bearing body 5, reducing inventory costs and spare parts types, thereby improving the practicability and universality of the equipment.
[0033] A sleeve groove 9 is provided at one side of the lower end surface of the two support covers 4 near the upper end and the center of the upper end surface of the two support covers 4 near the lower end. The sleeve connection between the sleeve groove 9 and the sleeve block 10 makes it convenient to position and support the bearing body 5 during installation, thereby improving the installation accuracy and convenience. A clamping device 11 is provided at both sides of the center between the two support covers 4 near the upper end and the two support covers 4 near the lower end. Through the coordinated use of the clamping device 11 and the bolt 8, the bearing body 5 can be clamped to avoid loosening during work, thereby improving the stability and reliability of the equipment. A fixing block 7 is provided at the center of one side of the two support covers 4 on one side and the other side of the two support covers 4 on the other side. Bolts 8 are provided at the center of the upper end surfaces of the two fixing blocks 7 near the upper end. The bolts 8 satisfy the tightening effect between the support cover 4 and the bearing body 5, thereby improving the stability.
[0034] The moving device 3 includes a motor 301, a first screw rod 302, a connecting block 303, a second screw rod 304 and two moving blocks 305. The motor 301 is arranged at the center of one side of the support seat 1, and the output end passes through a side wall of the support seat 1 to an inner wall of the support seat 1. The first screw rod 302 is arranged at the output end of the motor 301, the connecting block 303 is arranged at an end of the first screw rod 302, one end of the second screw rod 304 is arranged at the center of one side of the connecting block 303, and the other end is rotatably connected to an inner wall of the support seat 1 through a bearing. The first screw rod 302 and the second screw rod 304 are symmetrically arranged, and the two moving blocks 305 are respectively threadedly sleeved on the outer sides of the first screw rod 302 and the second screw rod 304, and are respectively slidably connected to the slide groove 2. The two moving blocks 305 are respectively threadedly sleeved on the outer sides of the first screw rod 302 and the second screw rod 304, and are respectively slidably connected to the slide groove 2. The upper end of the block 305 is fixedly connected to the lower end surfaces of the two support covers 4 near the lower end, and the first screw rod 302 is driven to rotate by the motor 301, and then its rotational motion is transmitted to the second screw rod 304 through the connecting block 303, and then the moving block 305 is threadedly sleeved on the outer sides of the first screw rod 302 and the second screw rod 304 respectively, and then the first screw rod 302 and the second screw rod 304 are symmetrically arranged to drive the two moving blocks 305 to move in opposite directions, and then the moving block 305 is slidably connected to the slide groove 2, and then the moving block 305 is fixedly connected to the lower end surfaces of the two support covers 4 near the lower end, so that it can adjust the movement of the two support covers 4 near the lower end, so that it meets the adjustability and improves the practicability and universality of the equipment.
[0035] The support cover 4 includes a fixed cover 401, a limiting groove 402, a first arcuate surface 403, two second arcuate surfaces 404 and two third arcuate surfaces 405. The fixed cover 401 is arranged at the upper end of the support seat 1, the limiting groove 402 is arranged at one side of the fixed cover 401, the first arcuate surface 403 is arranged at the center of an inner wall of the limiting groove 402, the two second arcuate surfaces 404 are respectively arranged at the upper and lower ends of the center of an inner wall of the limiting groove 402, and the two third arcuate surfaces 405 are respectively arranged at the upper and lower ends of the center of the inner wall of the limiting groove 402. A stable platform is provided by the fixed cover 401, and the correct axial and radial positions of the bearing body 5 are ensured by the limiting groove 402. Then, the contact surface with bearing bodies 5 of different types and sizes is increased by the first arcuate surface 403, the second arcuate surface 404 and the third arcuate surface 405, and they are adapted to each other, thereby improving the stability of the bearing body 5 and enhancing the fixation of the bearing body 5.
[0036] The clamping device 11 includes a spring body 1101 and a slot 1102. One end of the spring body 1101 is fixedly connected to the upper end surface of the lower end support cover 4. The slot 1102 is arranged at the center of the lower end surface of the upper end support cover 4. The upper end of the spring body 1101 and the slot 1102 are sleeved and connected. The sleeved connection between the upper end of the spring body 1101 and the slot 1102 satisfies the detachability of the spring body 1101, thereby improving the convenience of loading and unloading the clamping device 11.
[0037] Slide blocks 1105 are provided at the upper centers of both sides of the upper end of the spring body 1101, sliding grooves 1103 are provided at the centers of the two inner walls of the slot 1102, and a circular groove 1104 is provided at the upper center of the inner wall of the slot 1102. The two slide blocks 1105 are respectively slidably connected with the two sliding grooves 1103 and the circular groove 1104. The upper end of the spring body 1101 is sleeved into the interior of the slot 1102, and then the slide blocks 1105 are slidably connected with the sliding grooves 1103. The spring body 1101 is rotated to slide the slide blocks 1105 into the circular grooves 1104 to achieve a limiting effect, thereby satisfying loading and unloading, and being able to tighten the bearing body 5 to avoid loosening during operation, thereby improving the stability and reliability of the equipment.
[0038] The two bolts 8 pass through the four fixing blocks 7 in sequence and pass to the lower end surfaces of the two fixing blocks 7 near the lower end. The bolts 8 ensure the fastening effect between the support cover 4 and the bearing body 5, thereby improving stability. The four sleeve grooves 9 are respectively slidably connected with the four sleeve blocks 10. The sleeve connection between the sleeve grooves 9 and the sleeve blocks 10 facilitates the positioning and support of the bearing body 5 during installation, thereby improving installation accuracy and convenience. One end of the telescopic rod 12 is fixedly connected to an inner wall of the groove 6 on one side, and the output end is fixedly connected to the other inner wall of the groove 6 on the other side. Through the telescopic effect of the telescopic rod 12, the adjustment of the two support covers 4 near the upper end is satisfied, thereby improving practicality.
[0039] Working principle: When the seated spherical roller bearing is in use, the first screw rod 302 is driven to rotate by the motor 301, and then its rotational motion is transmitted to the second screw rod 304 through the connecting block 303, and then the moving block 305 is respectively threadedly sleeved on the outer sides of the first screw rod 302 and the second screw rod 304, and then the first screw rod 302 and the second screw rod 304 are symmetrically arranged to drive the two moving blocks 305 to move in opposite directions, and then the moving block 305 is slidably connected with the slide groove 2, and then the moving block 305 is fixedly connected to the lower end surfaces of the two support covers 4 at the lower end, so that the two support covers 4 at the lower end can be adjusted to move, so that it meets the adjustability, and the practicability and universality of the equipment are improved, and then the telescopic effect of the telescopic rod 12 is used to meet the adjustment of the two support covers 4 at the upper end, thereby improving the practicability, so that it can meet the requirements of fine-tuning and adaptation according to the type and size of the bearing body 5, reducing inventory costs and spare parts types, thereby improving the practicability and universality of the equipment.
[0040] Then, through the sleeve connection between the sleeve groove 9 and the sleeve block 10, it is convenient to position and support the bearing body 5 during installation, thereby improving the installation accuracy and convenience. Then, a stable platform is provided through the fixing cover 401, and the correct axial and radial positions of the bearing body 5 are ensured through the limiting groove 402. Then, the contact surface with bearing bodies 5 of different types and sizes is increased through the first arc surface 403, the second arc surface 404 and the third arc surface 405, and it is adapted to improve the stability of the bearing body 5 and enhance the fixation of the bearing body 5. Finally, the upper end of the spring body 1101 is sleeved into the slot 1102, and then the slider 1105 is slidably connected with the sliding groove 1103, and then the spring body 1101 is rotated to slide the slider 1105 into the circular groove 1104, so that it achieves a limiting effect, thereby meeting the loading and unloading requirements, and can press the bearing body 5 to avoid loosening during work, thereby improving the stability and reliability of the equipment.
[0041] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A seated spherical roller bearing, comprising a support seat (1), characterized in that: A sliding groove (2) is provided at the center of the upper end surface of the support seat (1), a moving device (3) is provided at the center of one side of the support seat (1), four supporting covers (4) are arranged in a rectangular shape at the upper end of the support seat (1), a bearing body (5) is sleeved at the center between the four supporting covers (4), four sleeve blocks (10) are arranged in a circular shape on the outer side of the bearing body (5), grooves (6) are symmetrically provided on one side wall between the two supporting covers (4) at the upper side, and extension grooves (6) are provided at the centers of the two grooves (6). A retractable rod (12) is provided with a sleeve groove (9) at one side of the center of the lower end surface of the two support covers (4) at the upper end and the upper end surface of the two support covers (4) at the lower end, a clamping device (11) is provided at both sides of the center between the two support covers (4) at the upper end and the two support covers (4) at the lower end, a fixing block (7) is provided at the center of one side of the two support covers (4) at one side and the other side of the two support covers (4) at the other side, and a bolt (8) is provided at the center of the upper end surface of the two fixing blocks (7) at the upper end.
2. The seated spherical roller bearing according to claim 1, characterized in that: The moving device (3) comprises a motor (301), a first screw rod (302), a connecting block (303), a second screw rod (304) and two moving blocks (305); the motor (301) is arranged at the center of one side of the support seat (1), and the output end thereof passes through a side wall of the support seat (1) and reaches an inner side wall of the support seat (1); the first screw rod (302) is arranged at the output end of the motor (301); the connecting block (303) is arranged at one end of the first screw rod (302); and the second screw rod ( One end of the movable block (304) is arranged at the center of one side of the connecting block (303), and the other end is rotatably connected to an inner wall of the support seat (1) through a bearing. The first screw rod (302) and the second screw rod (304) are symmetrically arranged. The two movable blocks (305) are respectively threadedly sleeved on the outside of the first screw rod (302) and the second screw rod (304), and are respectively slidably connected to the slide groove (2). The upper ends of the two movable blocks (305) are respectively fixedly connected to the lower end surfaces of the two support covers (4) near the lower ends.
3. The seated spherical roller bearing according to claim 1, characterized in that: The support cover (4) comprises a fixed cover (401), a limiting groove (402), a first arcuate surface (403), two second arcuate surfaces (404), and two third arcuate surfaces (405); the fixed cover (401) is arranged at the upper end of the support seat (1); the limiting groove (402) is arranged at one side of the fixed cover (401); the first arcuate surface (403) is arranged at the center of an inner side wall of the limiting groove (402); the two second arcuate surfaces (404) are respectively arranged at the upper and lower ends of the center of an inner side wall of the limiting groove (402); and the two third arcuate surfaces (405) are respectively arranged at the upper and lower ends of the center of an inner side wall of the limiting groove (402).
4. The seated spherical roller bearing according to claim 1, characterized in that: The clamping device (11) comprises a spring body (1101) and a slot (1102); one end of the spring body (1101) is fixedly connected to the upper end surface of the lower end support cover (4); the slot (1102) is arranged at the center of the lower end surface of the upper end support cover (4); and the upper end of the spring body (1101) is sleeved and connected to the slot (1102).
5. The seated spherical roller bearing according to claim 4, characterized in that: Slide blocks (1105) are provided at the upper center of both sides of the upper end of the spring body (1101), sliding grooves (1103) are provided at the center of both inner side walls of the slot (1102), and a circular groove (1104) is provided at the upper center of the inner side wall of the slot (1102), and the two slide blocks (1105) are respectively slidably connected to the two sliding grooves (1103) and the circular groove (1104).
6. The seated spherical roller bearing according to claim 1, characterized in that: The two bolts (8) respectively penetrate the four fixing blocks (7) in sequence and pass to the lower end surfaces of the two fixing blocks (7) at the lower ends.
7. The seated spherical roller bearing according to claim 1, characterized in that: The four sleeve grooves (9) are respectively sleeved and slidably connected with the four sleeve blocks (10).
8. The seated spherical roller bearing according to claim 1, characterized in that: One end of the telescopic rod (12) is fixedly connected to an inner wall of the groove (6) on one side, and the output end is fixedly connected to the other inner wall of the groove (6) on the other side.