Axial limiting device of motor bearing
By designing a motor bearing axial limiting device including rotating parts, S-shaped blocks, gears and snap-on components, the problem of incomplete limiting of bearings in the prior art is solved, effective fixing and stability of the bearings are achieved, and processing efficiency is improved.
Patent Information
- Application Number
- CN202421611415.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-09
- Publication Date
- 2025-04-22
- Estimated Expiration
- 2034-07-09
AI Technical Summary
The axial limiting device of existing motor bearings is not thorough enough to limit the bearing, which can easily cause the bearing to rotate during processing and affect processing efficiency.
An axial limiting device including a base plate, a first ring, a fixing plate, a rotating rod, an S-shaped block, a gear, a snap assembly and other components is designed. The rotating member drives the gears and the S-shaped block to rotate, extrusion and fix the inner ring and outer ring of the bearing, and further fix the inner ring of the bearing through the snap assembly.
It effectively limits the axial rotation of the bearing, avoids the bearing rotation during processing, improves the processing efficiency, and ensures the stability of the bearing through the fixing of the snap assembly.
Smart Images
Figure CN222779432U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of bearing processing, in particular to an axial limiting device for a motor bearing. Background Art
[0002] A bearing is a key component that supports a rotating shaft or movable parts. It is used to reduce friction resistance and improve mechanical efficiency and precision. A bearing is usually composed of an inner ring, an outer ring, rolling elements (such as balls, cylindrical rollers, tapered rollers, etc.) and a cage. When wear occurs on the outer ring of the bearing and it needs to be polished, or when some anti-corrosion materials are sprayed on the bearing, the bearing needs to be fixed to prevent axial rotation of the bearing.
[0003] In the prior art, the axial limiting device of the motor bearing has shortcomings. The limiting of the bearing is not thorough enough, which can easily cause the bearing to rotate during processing, thereby affecting the processing efficiency.
[0004] To this end, the utility model provides an axial limiting device for a motor bearing. Utility Model Content
[0005] In order to make up for the deficiencies of the prior art and to solve the problem that the axial limit device of the motor bearing has deficiencies, the limit of the bearing is not thorough enough, which can easily cause the bearing to rotate during processing, thereby affecting the processing efficiency.
[0006] The technical solution adopted by the utility model to solve its technical problems is: the axial limiting device of the motor bearing described in the utility model comprises a base plate; a first circular ring is fixedly connected to the top of the base plate; a fixed plate is fixedly connected to the top of the first circular ring; a first rotating rod is rotatably connected to the fixed plate through a group of rotating through grooves; a group of the first rotating rods are all fixedly connected to the top of an S-shaped block; a group of the first rotating rods are all fixedly connected to the bottom of a first gear; an annular groove is provided at the bottom of the fixed plate; a rotating member is provided in the annular groove; the rotating member is used to drive a group of first gears to rotate; a second circular ring is fixedly connected to the top of the fixed plate; a snap assembly is provided on the second circular ring; the snap assembly is used to fix the inner ring of the bearing.
[0007] Preferably, the rotating member includes a rotating ring; the rotating ring is rotatably connected in the annular groove; a second gear ring is fixedly connected to the bottom of the rotating ring; the second gear ring is meshed with a group of first gears; an arc groove is provided at the bottom of the fixed plate; a sliding block is slidably connected in the arc groove; the sliding block is connected to the inner circular wall of the rotating ring through a connecting rod; a fixed block is rotatably connected to the bottom of the fixed plate; a first electric telescopic rod is fixedly connected to the fixed block; a rotating block is fixedly connected to the telescopic end of the first electric telescopic rod; a first rotating groove is provided on the sliding block; the rotating block is rotatably connected in the first rotating groove.
[0008] Preferably, the buckle assembly includes a lifting unit and a rectangular through hole; a group of the rectangular through holes are opened on the second circular ring; a group of the rectangular through holes are rotatably connected to an eccentric block via a first rotating shaft; a group of rectangular slide grooves are opened on the inner circular wall of the second circular ring (8); a lifting ring is slidably connected to a lifting ring via a rectangular slider in a group of rectangular slide grooves; a group of second rotating grooves are opened on the lifting ring; a group of sliding grooves are opened on the opposite side walls of the second rotating grooves; the eccentric block is slidably connected to a pair of sliding grooves via a second sliding shaft; the lifting unit is used to drive the lifting ring to rise and fall.
[0009] Preferably, the lifting unit includes a second electric telescopic rod; the second electric telescopic rod is fixed to the top of the fixed plate; the telescopic end of the second electric telescopic rod is fixed to a lifting block; a group of fixed rods are fixed to the bottom of the lifting block; and the bottom of a group of fixed rods is fixed to the lifting ring.
[0010] Preferably, a group of mounting holes are provided on the bottom plate.
[0011] Preferably, a rubber pad is provided on the outer circular wall of the eccentric block.
[0012] The beneficial effects of the utility model are as follows:
[0013] 1. The utility model discloses an axial limit device for a motor bearing, which drives a group of first gears to rotate through a rotating member, thereby driving a group of S-shaped blocks to rotate. When the S-shaped blocks rotate, the arc surfaces at both ends of the S-shaped blocks respectively squeeze the outer surface of the inner ring of the bearing and the inner surface of the outer ring, thereby achieving the effect of limiting the axial rotation of the bearing, thereby preventing the bearing from rotating and affecting the handling when the staff is handling it, and fixing the inner ring of the bearing through the buckle assembly, thereby firmly fixing the bearing and preventing it from rotating.
[0014] 2. The utility model describes an axial limit device for a motor bearing, which drives the lifting ring to descend through the provided lifting unit, thereby driving a group of eccentric blocks to rotate around the first rotating shaft, allowing the outer ring range of a group of eccentric blocks to expand, so that the inner ring of the bearing can be fixed by squeezing the inner ring of the bearing through the provided group of eccentric blocks, thereby preventing the inner ring of the bearing from rotating, which is inconvenient for the staff to operate. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The utility model will be further described below in conjunction with the accompanying drawings.
[0016] Figure 1 It is a three-dimensional diagram of the utility model;
[0017] Figure 2 It is a schematic diagram of the first telescopic rod in the utility model;
[0018] Figure 3It is a schematic diagram of the eccentric block in the utility model;
[0019] Figure 4 It is an exploded view of the second gear ring in the utility model;
[0020] Figure 5 It is a schematic diagram of a fixing plate in the utility model;
[0021] Figure 6 It is a schematic diagram of the second circular ring in the utility model;
[0022] Figure 7 It is a schematic diagram of the first rotating rod in the utility model;
[0023] In the figure: 1, bottom plate; 2, first circular ring; 3, fixed plate; 4, first rotating rod; 5, S-shaped block; 6, first gear; 7, annular groove; 8, second circular ring; 9, rotating ring; 10, second gear ring; 11, arc groove; 12, sliding block; 13, fixed block; 14, first electric telescopic rod; 15, rotating block; 16, first rotating groove; 17, rectangular through hole; 18, eccentric block; 19, rectangular slide groove; 20, lifting ring; 21, second rotating groove; 22, sliding groove; 23, second electric telescopic rod; 24, lifting block; 25, fixed rod; 26, mounting hole. DETAILED DESCRIPTION
[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.
[0025] like Figures 1 to 7 As shown, an axial limit device for a motor bearing described in an embodiment of the utility model comprises a base plate 1; a first circular ring 2 is fixedly connected to the top of the base plate 1; a fixed plate 3 is fixedly connected to the top of the first circular ring 2; a first rotating rod 4 is rotatably connected to the fixed plate 3 through a group of rotating through grooves; a group of the first rotating rods 4 are all fixedly connected to the top with an S-shaped block 5; a group of the first rotating rods 4 are all fixedly connected to the bottom with a first gear 6; an annular groove 7 is provided at the bottom of the fixed plate 3; a rotating member is provided in the annular groove 7; the rotating member is used to drive a group of first gears 6 to rotate; the top of the fixed plate 3 is fixedly connected to the first rotating rod 4; the first rotating rod 4 ... Two circular rings 8; a snap assembly is provided on the second circular ring 8; the snap assembly is used to fix the inner ring of the bearing. When working, a group of first gears 6 are driven to rotate through the rotating member, thereby driving a group of S-shaped blocks 5 to rotate, that is, when the S-shaped block 5 rotates, the arc surfaces at both ends of the S-shaped block 5 respectively squeeze the outer surface of the inner ring of the bearing and the inner surface of the outer ring, thereby achieving the effect of limiting the axial rotation of the bearing, avoiding the bearing to rotate when the staff is handling it, affecting the handling, and fixing the inner ring of the bearing through the set snap assembly, so that the bearing can be firmly fixed to avoid rotation.
[0026] The rotating member includes a rotating ring 9; the rotating ring 9 is rotatably connected in the annular groove 7; a second gear ring 10 is fixedly connected to the bottom of the rotating ring 9; the second gear ring 10 is meshed with a group of first gears 6; an arc groove 11 is provided at the bottom of the fixed plate 3; a sliding block 12 is slidably connected in the arc groove 11; the sliding block 12 is connected to the inner wall of the rotating ring 9 through a connecting rod; a fixed block 13 is rotatably connected to the bottom of the fixed plate 3; a first electric telescopic rod 14 is fixedly connected to the fixed block 13; a rotating block 15 is fixedly connected to the telescopic end of the first electric telescopic rod 14; a The first rotating groove 16; the rotating block 15 is rotatably connected in the first rotating groove 16. When working, the first electric telescopic rod 14 is fixedly connected to the fixed block 13, and the rotating block 15 is fixedly connected to the output end of the first electric telescopic rod 14 and is rotatably connected in the first rotating groove 16, so that the sliding block 12 can be driven to slide in the arc groove 11 through the first electric telescopic rod 14, so that the rotating ring 9 can be driven to rotate through the sliding block 12, and the second gear ring 10 can be driven to rotate, and a group of S-shaped blocks 5 can be driven to rotate, and the outer ring and the inner ring are squeezed and fixed, so as to avoid axial rotation of the bearing and achieve the role of limiting.
[0027] The buckle assembly comprises a lifting unit and a rectangular through hole 17; a group of the rectangular through holes 17 are provided on the second circular ring 8; an eccentric block 18 is rotatably connected in a group of the rectangular through holes 17 through a first rotating shaft; a group of rectangular slide grooves 19 are provided on the inner wall of the second circular ring (8); a lifting ring 20 is slidably connected in a group of rectangular slide grooves 19 through a rectangular slider; a group of second rotating grooves 21 are provided on the lifting ring 20; a group of sliding grooves 22 are provided on the opposite side walls of the second rotating grooves 21; the eccentric block 18 is slidably connected in a pair of sliding grooves 22 through a second sliding shaft; the lifting unit is used to drive the lifting ring 20 to rise and fall. When working, the lifting ring 20 is driven to descend by the lifting unit, so that the group of eccentric blocks 18 can be driven to rotate with the first rotating shaft as the axis, so that the outer ring range of the group of eccentric blocks 18 can be expanded, so that the inner ring of the bearing can be fixed by the squeezing effect of the group of eccentric blocks 18, so as to avoid the rotation of the inner ring of the bearing, which is inconvenient for the staff to operate.
[0028] The lifting unit includes a second electric telescopic rod 23; the second electric telescopic rod 23 is fixedly connected to the top of the fixed plate 3; a lifting block 24 is fixedly connected to the telescopic end of the second electric telescopic rod 23; a group of fixed rods 25 are fixedly connected to the bottom of the lifting block 24; the bottom of a group of fixed rods 25 is fixedly connected to the lifting ring 20. When working, the lifting block 24 is driven to press down by the second electric telescopic rod 23, so that the lifting ring 20 can be driven to descend through a group of fixed rods 25, thereby driving the eccentric block 18 to rotate with the first rotating shaft as the axis, so that a group of eccentric blocks 18 can squeeze and fix the inner ring of the bearing, thereby preventing the inner ring of the bearing from rotating.
[0029] The bottom plate 1 is provided with a group of mounting holes 26. During operation, the bottom plate 1 can be fixed on a workbench or the like through the group of mounting holes 26, which is convenient for the staff to operate and can increase the overall stability.
[0030] The outer circumferential wall of the eccentric block 18 is provided with a rubber pad. When working, the friction force of the eccentric block 18 on the inner ring of the bearing can be increased by providing the rubber pad on the outer circumferential wall of the eccentric block 18, so that the inner ring of the bearing can be better fixed and fixed more effectively to prevent the inner ring from rotating.
[0031] Working principle: a group of first gears 6 are driven to rotate by the rotating member, so as to drive a group of S-shaped blocks 5 to rotate. That is, when the S-shaped block 5 rotates, the arc surfaces at both ends of the S-shaped block 5 respectively squeeze the outer surface of the inner ring of the bearing and the inner surface of the outer ring, so as to achieve the effect of limiting the axial rotation of the bearing, so as to avoid the bearing rotating and affecting the handling when the staff is handling it, and the inner ring of the bearing is fixed by the buckle assembly, so as to firmly fix the bearing to avoid rotation. The first electric telescopic rod 14 is fixed to the fixed block 13, and the rotating block 15 is fixed to the output end of the first electric telescopic rod 14 and is rotatably connected to the first rotating groove 16, so that the sliding block 12 can be driven by the first electric telescopic rod 14 to slide in the arc groove 11, so that the rotating ring 9 can be driven to rotate by the sliding block 12, so as to drive the second gear ring 10 to rotate, so as to drive a group of S-shaped blocks 5 to rotate, squeeze and fix between the outer ring and the inner ring, so as to avoid the axial rotation of the bearing and achieve the role of limiting. The lifting ring 20 is driven to descend by the first electric telescopic rod 23, so that the lifting block 24 is pressed down by the second electric telescopic rod 23, so that the lifting ring 20 can be driven to descend by a group of fixing rods 25, so that the eccentric block 18 is driven to rotate with the first rotating shaft as the axis, so that the outer ring range of the group of eccentric blocks 18 is expanded, so that the inner ring of the bearing can be fixed by squeezing the inner ring of the bearing, so as to avoid the rotation of the inner ring of the bearing, which is inconvenient for the staff to operate. The lifting block 24 is pressed down by the second electric telescopic rod 23, so that the lifting ring 20 can be driven to descend by a group of fixing rods 25, so as to drive the eccentric block 18 to rotate with the first rotating shaft as the axis, so that the group of eccentric blocks 18 can squeeze and fix the inner ring of the bearing, so as to avoid the rotation of the inner ring of the bearing. A group of mounting holes 26 are provided on the bottom plate 1, so that the bottom plate 1 can be fixed on the operating table and other places, which is convenient for the staff to operate and can increase the overall stability. The outer circular wall of the eccentric block 18 is provided with a rubber pad, so that the friction force of the eccentric block 18 on the inner ring of the bearing can be increased, so that the inner ring of the bearing can be better fixed, and the inner ring can be fixed more effectively to avoid the rotation of the inner ring.
[0032] The above-mentioned front, back, left, right, top and bottom are all based on the figures in the specification. Figure 1 As a benchmark, according to the person's observation perspective, the side of the device facing the observer is defined as the front, the left side of the observer is defined as the left, and so on.
[0033] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "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 simplifying the description, 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 limiting the scope of protection of the present invention.
[0034] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.
Claims
1. An axial limit device for a motor bearing, characterized in that: The invention comprises a bottom plate (1); a first circular ring (2) is fixedly connected to the top of the bottom plate (1); a fixed plate (3) is fixedly connected to the top of the first circular ring (2); a first rotating rod (4) is rotatably connected to the fixed plate (3) via a group of rotating through grooves; a group of the first rotating rods (4) are all fixedly connected to the top with an S-shaped block (5); a group of the first rotating rods (4) are all fixedly connected to the bottom with a first gear (6); an annular groove (7) is provided at the bottom of the fixed plate (3); a rotating member is provided in the annular groove (7); the rotating member is used to drive a group of first gears (6) to rotate; a second circular ring (8) is fixedly connected to the top of the fixed plate (3); a buckle assembly is provided on the second circular ring (8); the buckle assembly is used to fix the inner ring of the bearing.
2. The axial limiting device for a motor bearing according to claim 1, characterized in that: The rotating member comprises a rotating ring (9); the rotating ring (9) is rotatably connected in the annular groove (7); a second gear ring (10) is fixedly connected to the bottom of the rotating ring (9); the second gear ring (10) is meshedly connected with a group of first gears (6); an arc groove (11) is provided at the bottom of the fixed plate (3); a sliding block (12) is slidably connected in the arc groove (11); the sliding block (12) is connected to the inner circular wall of the rotating ring (9) through a connecting rod; a fixed block (13) is rotatably connected to the bottom of the fixed plate (3); a first electric telescopic rod (14) is fixedly connected to the fixed block (13); a rotating block (15) is fixedly connected to the telescopic end of the first electric telescopic rod (14); a first rotating groove (16) is provided on the sliding block (12); the rotating block (15) is rotatably connected in the first rotating groove (16).
3. The axial limiting device for a motor bearing according to claim 2, characterized in that: The buckle assembly comprises a lifting unit and a rectangular through hole (17); a group of the rectangular through holes (17) are provided on the second circular ring (8); an eccentric block (18) is rotatably connected in a group of the rectangular through holes (17) via a first rotating shaft; a group of rectangular slide grooves (19) are provided on the inner circular wall of the second circular ring (8); a lifting ring (20) is slidably connected in a group of the rectangular slide grooves (19) via a rectangular slider; a group of second rotating grooves (21) are provided on the lifting ring (20); a group of sliding grooves (22) are provided on the opposite side walls of the second rotating grooves (21); the eccentric block (18) is slidably connected in a pair of sliding grooves (22) via a second sliding shaft; the lifting unit is used to drive the lifting ring (20) to rise and fall.
4. The axial limiting device for a motor bearing according to claim 3 is characterized in that: The lifting unit comprises a second electric telescopic rod (23); the second electric telescopic rod (23) is fixedly connected to the top of the fixed plate (3); the telescopic end of the second electric telescopic rod (23) is fixedly connected to a lifting block (24); the bottom of the lifting block (24) is fixedly connected to a group of fixed rods (25); the bottom of the group of fixed rods (25) is fixedly connected to the lifting ring (20).
5. The axial limiting device for a motor bearing according to claim 4, characterized in that: The bottom plate (1) is provided with a group of mounting holes (26).
6. The axial limiting device for a motor bearing according to claim 5, characterized in that: A rubber pad is provided on the outer circular wall of the eccentric block (18).