CN220853424U - Simple radial ball bearing axial clearance detection device - Google Patents
Simple radial ball bearing axial clearance detection device Download PDFInfo
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- CN220853424U CN220853424U CN202322766740.3U CN202322766740U CN220853424U CN 220853424 U CN220853424 U CN 220853424U CN 202322766740 U CN202322766740 U CN 202322766740U CN 220853424 U CN220853424 U CN 220853424U
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- radial ball
- ball bearing
- chassis
- sliding rail
- sliding block
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- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 210000003811 finger Anatomy 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a simple radial ball bearing axial clearance detection device, which relates to the field of bearing axial clearance detection devices, and comprises a base assembly with a chassis, a sliding rail groove and a circle center groove, wherein a support assembly extending to the upper part of the chassis is arranged in the sliding rail groove and the circle center groove, and the support assembly is used for supporting and positioning radial ball bearings of different types; the support assembly comprises a sliding block, a support column, a tooth arm and a linkage gear. According to the utility model, through arranging the support component, the positioning and placement of the radial ball bearings of different types can be realized through synchronous movement and locking of the three support columns, so that the center position of the radial ball bearing is automatically aligned with the measuring point of the dial indicator, then the inner ring of the radial ball bearing is extruded through downward movement of the dial indicator, and then the inner ring of the bearing is pushed to move upwards through middle fingers of two hands, so that the detection of axial play can be realized, and the whole device has small volume, simple structure and convenient operation.
Description
Technical Field
The utility model relates to the field of bearing axial clearance detection devices, in particular to a simple radial ball bearing axial clearance detection device.
Background
The bearing clearance is also called bearing clearance, that is, when the bearing is not mounted on the shaft or the bearing housing, one of the inner ring and the outer ring is fixed, and then the other is not fixed, and the other is moved in the radial direction or the axial direction, and the bearing clearance can be divided into radial clearance and axial clearance according to the moving direction, and the ball bearing radial clearance measuring instrument is one of common devices for measuring the axial clearance of the radial ball bearing.
The existing ball bearing axial play detector equipment is complex in integral structure, large in equipment volume, large in occupied space, not suitable for working on a manual operation table, and in the operation process, tools with corresponding sizes need to be replaced when bearings with different types are detected, more time is occupied in the process, so that the detection efficiency is low, and the ball bearing axial play detector equipment is not suitable for manually detecting the bearings with different types in batches.
Disclosure of utility model
The utility model aims at: in order to solve the problem, a simple radial ball bearing axial clearance detection device is provided.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the simple radial ball bearing axial play detection device comprises a base assembly with a chassis, wherein three sliding rail grooves distributed circumferentially are formed in the top of the chassis, a circle center groove communicated with the three sliding rail grooves is formed in the center of the top of the chassis, and support assemblies extending to the upper part of the chassis are arranged in the sliding rail grooves and the circle center groove and used for supporting and positioning radial ball bearings of different types;
the support assembly comprises a sliding block, a support column, a tooth arm and a linkage gear;
The sliding block is connected to the inner side of the sliding rail groove in a sliding way, the supporting column is fixed at one end of the top of the sliding block and protrudes above the chassis, three sliding blocks and supporting columns are respectively provided with three circumferentially distributed supporting columns, the tops of the three circumferentially distributed supporting columns are respectively provided with a placement groove, and the three placement grooves form an annular area for supporting and placing an outer ring of the radial ball bearing;
The linkage gear is rotationally connected to the bottom center position of the circle center groove, the tooth arms are fixed to one end of the sliding block and extend to the inside of the circle center groove to be meshed with the linkage gear, the three tooth arms are distributed in a staggered mode along the vertical direction, and synchronous movement of the three tooth arms can be achieved through transmission of the linkage gear.
As still further aspects of the utility model: the chassis is internally provided with a plurality of sliding rail grooves and a plurality of circle center grooves, wherein the positions of the chassis, which are contacted with the tooth arms, are provided with moving grooves for the tooth arms to horizontally move, the three moving grooves are distributed in a staggered manner along the vertical direction, and the three moving grooves are communicated with the sliding rail grooves and the circle center grooves and penetrate through the outer end parts of the chassis.
As still further aspects of the utility model: the one end that the centre of a circle groove was kept away from to the sliding rail groove runs through to the outside terminal surface of chassis, just the cross-section in sliding rail groove is big-end-down, the outer wall orbit of sliding block and the inner wall orbit phase-match in sliding rail groove.
As still further aspects of the utility model: the one end that the support column was kept away from at the sliding block top is offered threaded hole, the threaded hole runs through to the bottom of sliding block, the top of sliding block is provided with the locking bolt with threaded hole threaded connection, closely laminates with the inner wall bottom in sliding rail groove through the bottom of locking bolt for realize the position locking of sliding block.
As still further aspects of the utility model: the top of three the sliding blocks is provided with threaded holes, the locking bolt is only provided with one threaded hole for threaded connection with any one threaded hole, and the handle part of the locking bolt protrudes above the chassis.
As still further aspects of the utility model: the top of chassis is fixed in and is connected with the fixed column, the fixed column distributes in the centre of two slip rail grooves, the outer wall of fixed column has cup jointed the removal arm, the one end that the removal arm kept away from the fixed column has cup jointed the dial indicator, the gasket has been placed at the top of radial ball bearing, the syringe needle of dial indicator closely pressfitting with the top of gasket.
As still further aspects of the utility model: the central line of the dial indicator coincides with the central line of the chassis, and the outer diameter of the gasket is larger than the inner diameter of the inner ring of the radial ball bearing and smaller than the outer diameter of the inner ring of the radial ball bearing.
Compared with the prior art, the utility model has the beneficial effects that:
Through setting up supporting component, can realize the location of the radial ball bearing of different models through the synchronous movement of three support column, locking and put, so make radial ball bearing central point put with the automatic alignment of percentage table measurement point, later through the inside ring of percentage table downwardly moving extrusion radial ball bearing, the detection of axial play can be realized to the upward movement of the inside ring of rethread both hands middle finger promotion bearing, its whole equipment is small, simple structure, simple operation.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the radial ball bearing of the present utility model placed on top of a support assembly;
FIG. 3 is a cross-sectional view of the structure of the chassis of the present utility model;
fig. 4 is a schematic structural view of the support assembly of the present utility model.
In the figure: 1. a base assembly; 101. a chassis; 102. a sliding rail groove; 103. a circle center groove; 104. a moving groove; 2. fixing the column; 3. a moving arm; 4. a dial indicator; 5. a gasket; 6. a radial ball bearing; 7. a support assembly; 701. a sliding block; 702. a support column; 703. a tooth arm; 704. a linkage gear; 705. a threaded hole; 706. a locking bolt; 707. placing the groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4, in the embodiment of the utility model, a simple radial ball bearing axial play detection device comprises a base assembly 1 with a chassis 101, wherein three sliding rail grooves 102 distributed circumferentially are formed at the top of the chassis 101, a circle center groove 103 communicated with the three sliding rail grooves 102 is formed at the center of the top of the chassis 101, a supporting assembly 7 extending to the upper part of the chassis 101 is arranged in the sliding rail groove 102 and the circle center groove 103, and the supporting assembly 7 is used for supporting and positioning radial ball bearings 6 of different types;
the support assembly 7 comprises a sliding block 701, a support column 702, a tooth arm 703 and a linkage gear 704;
The sliding block 701 is slidably connected to the inner side of the sliding rail groove 102, the support column 702 is fixed at one end of the top of the sliding block 701, the support column 702 protrudes above the chassis 101, three placement grooves 707 are formed on the tops of the three circumferentially distributed support columns 702, and the three placement grooves 707 form an annular area for supporting and placing the outer ring of the radial ball bearing 6;
The linkage gear 704 is rotationally connected to the bottom center position of the circle center groove 103, the tooth arms 703 are fixed to one end of the sliding block 701 and extend into the circle center groove 103 to be meshed with the linkage gear 704, the three tooth arms 703 are distributed in a staggered manner along the vertical direction, and synchronous movement of the three tooth arms 703 can be realized through transmission of the linkage gear 704;
a threaded hole 705 is formed in one end, far away from the support column 702, of the top of the sliding block 701, the threaded hole 705 penetrates to the bottom of the sliding block 701, a locking bolt 706 in threaded connection with the threaded hole 705 is arranged on the top of the sliding block 701, and the bottom of the locking bolt 706 is tightly attached to the bottom end of the inner wall of the sliding rail groove 102 to lock the position of the sliding block 701;
The top of the chassis 101 is fixedly connected with fixed columns 2, the fixed columns 2 are distributed in the middle of two sliding rail grooves 102, the outer wall of each fixed column 2 is sleeved with a movable arm 3, one end of each movable arm 3, which is far away from each fixed column 2, is sleeved with a dial indicator 4, a gasket 5 is arranged at the top of each radial ball bearing 6, and a needle head of the dial indicator 4 is tightly pressed with the top of each gasket 5;
the center line of the dial indicator 4 coincides with the center line of the chassis 101, and the outer diameter of the gasket 5 is larger than the inner diameter of the inner ring of the radial ball bearing 6 and smaller than the outer diameter of the inner ring of the radial ball bearing 6.
In this embodiment: what needs to be stated is: grooves with openings are formed at two ends of the movable arm 3, and the openings of the grooves are screwed down between the movable arm 3 and the fixed column 2 as well as between the movable arm and the dial indicator 4 through bolts to realize fixation;
When the axial play of the radial ball bearing 6 is required to be detected, the radial ball bearing 6 can be firstly placed on the top of the three support columns 702, the outer ring of the radial ball bearing 6 is placed in the area of the placement groove 707, and before that, the positions of the three support columns 702 are required to be adjusted to the positions directly matched with the radial ball bearing 6;
When the position of the support column 702 needs to be adjusted, the locking bolt 706 can be unscrewed to separate the bottom of the support column 702 from the bottom of the inner wall of the sliding rail groove 102, so that the locking of one sliding block 701 is contacted (to be added, the top of the other two sliding blocks 701 is not provided with the locking bolt 706), at the moment, one support column 702 can be pulled to move, the support column 702 can pull one tooth arm 703 to move through the sliding block 701 at the bottom, the tooth arm 703 can drive the linkage gear 704 to rotate, the linkage gear 704 synchronously drives the other two tooth arms 703 to move, and thus, the synchronous inward movement or outward movement of the three support columns 702 can be realized, the area diameter adjustment formed by the three placing grooves 707 can be realized, when the area diameter formed by the three placing grooves 707 is matched with the outer diameter of the radial ball bearing 6, the synchronous locking of the three support columns 702 can be realized, and the radial ball bearing 6 with different diameters can be positioned and placed through the cooperation of the parts;
After the radial ball bearing 6 is placed, the gasket 5 can be placed on the top of the radial ball bearing 6, the gasket 5 is attached to the inner ring of the radial ball bearing 6 (a plurality of gaskets 5 can be configured according to different types), then bolts used for fastening between the movable arm 3 and the fixed column 2 are unscrewed, the movable arm 3 can move downwards, the movable arm 3 drives the dial indicator 4 to move downwards, the dial indicator 4 moves downwards so that a needle head of the dial indicator 4 presses the top of the gasket 5, the gasket 5 and the inner ring of the radial ball bearing 6 are further extruded, when the inner ring of the radial ball bearing 6 cannot move downwards, the movable arm 3 can be fixed, then the dial indicator 5 is set as a zero position for reference, then an upward thrust is manually applied to the bottom of the inner ring of the radial ball bearing 6 (a plurality of gaskets are required to be added), the thumb can be pressed on the top of the radial ball bearing 6, so that the outer ring of the radial ball bearing 6 is kept stable, and when the inner ring of the radial ball bearing 6 is pushed upwards, the amount of the pointer on the dial indicator 5 is a rotating play value.
Referring to fig. 1 to 4, a moving slot 104 for horizontally moving the gear arm 703 is formed in the chassis 101 at a position contacting the gear arm 703, the three moving slots 104 are distributed in a staggered manner along the vertical direction, and the three moving slots 104 are communicated with the sliding rail slot 102 and the circle center slot 103 and penetrate through the outer end of the chassis 101;
One end of the sliding rail groove 102 far away from the circle center groove 103 penetrates through the outer end face of the chassis 101, the section of the sliding rail groove 102 is large and small, and the track of the outer wall of the sliding block 701 is matched with the track of the inner wall of the sliding rail groove 102.
In this embodiment: space can be provided for the movement of the tooth arms 703 through the moving grooves 104, and the movement of the three tooth arms 703 is not interfered with each other through the vertically staggered moving grooves 104 and the tooth arms 703;
Through the sliding rail groove 102 penetrating to the outer end surface of the chassis 101, the sliding block 701 can be limited and guided in movement, and meanwhile, convenient assembly operation between the supporting component 7 and the chassis 101 is facilitated.
Referring to fig. 1 to 4, threaded holes 705 are formed in the top portions of the three sliding blocks 701, and only one locking bolt 706 is provided for threaded connection with any one of the threaded holes 705, and a handle portion of the locking bolt 706 protrudes above the chassis 101.
In this embodiment: through all seting up screw hole 705 at three sliding block 701 tops for when the device is used, the user can confirm according to self custom which sliding block 701 carries out locking operation, effectively improves the convenience of device use.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The simple radial ball bearing axial play detection device comprises a base assembly (1) with a chassis (101), and is characterized in that three sliding rail grooves (102) distributed circumferentially are formed in the top of the chassis (101), a circle center groove (103) communicated with the three sliding rail grooves (102) is formed in the center of the top of the chassis (101), a supporting assembly (7) extending to the upper side of the chassis (101) is arranged in the sliding rail grooves (102) and the circle center groove (103), and the supporting assembly (7) is used for supporting and positioning radial ball bearings (6) of different types;
The support assembly (7) comprises a sliding block (701), a support column (702), a tooth arm (703) and a linkage gear (704);
The sliding block (701) is slidably connected to the inner side of the sliding rail groove (102), the supporting column (702) is fixed at one end of the top of the sliding block (701), the supporting column (702) protrudes above the chassis (101), three placing grooves (707) are formed in the tops of the three circumferentially distributed supporting columns (702), and the three placing grooves (707) form an annular area for supporting and placing an outer ring of the radial ball bearing (6);
The linkage gear (704) is rotationally connected to the bottom center position of the circle center groove (103), the tooth arms (703) are fixed to one end of the sliding block (701) and extend to the inside of the circle center groove (103) to be meshed with the linkage gear (704), the three tooth arms (703) are distributed in a staggered mode along the vertical direction, and synchronous movement of the three tooth arms (703) can be achieved through transmission of the linkage gear (704).
2. The simple radial ball bearing axial play detection device according to claim 1, wherein a moving groove (104) for horizontally moving the gear arm (703) is formed at a position where the gear arm (703) contacts with the inside of the chassis (101), three moving grooves (104) are distributed in a staggered manner along the vertical direction, and the three moving grooves (104) are communicated with the sliding rail groove (102) and the center groove (103) and penetrate through the outer end part of the chassis (101).
3. The simple radial ball bearing axial play detection device according to claim 1, wherein one end of the sliding rail groove (102) far away from the center groove (103) penetrates through to the outer end face of the chassis (101), the cross section of the sliding rail groove (102) is large and small, and the outer wall track of the sliding block (701) is matched with the inner wall track of the sliding rail groove (102).
4. The simple radial ball bearing axial play detection device according to claim 1, wherein a threaded hole (705) is formed in one end, far away from a support column (702), of the top of the sliding block (701), the threaded hole (705) penetrates through the bottom of the sliding block (701), a locking bolt (706) in threaded connection with the threaded hole (705) is arranged on the top of the sliding block (701), and the bottom of the locking bolt (706) is tightly attached to the bottom end of the inner wall of the sliding rail groove (102) to lock the position of the sliding block (701).
5. The simple radial ball bearing axial play detection device according to claim 4, wherein threaded holes (705) are formed in the tops of the three sliding blocks (701), the locking bolt (706) is only provided with one threaded hole (705) for threaded connection, and a handle portion of the locking bolt (706) protrudes above the chassis (101).
6. The simple radial ball bearing axial play detection device according to claim 1, wherein the top of the chassis (101) is fixedly connected with a fixed column (2), the fixed column (2) is distributed in the middle of two sliding rail grooves (102), the outer wall of the fixed column (2) is sleeved with a movable arm (3), one end, far away from the fixed column (2), of the movable arm (3) is sleeved with a dial indicator (4), a gasket (5) is arranged at the top of the radial ball bearing (6), and a needle of the dial indicator (4) is tightly pressed with the top of the gasket (5).
7. The simple radial ball bearing axial play detection device according to claim 6, wherein the center line of the dial indicator (4) coincides with the center line of the chassis (101), and the outer diameter of the gasket (5) is larger than the inner diameter of the inner ring of the radial ball bearing (6) and smaller than the outer diameter of the inner ring of the radial ball bearing (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322766740.3U CN220853424U (en) | 2023-10-16 | 2023-10-16 | Simple radial ball bearing axial clearance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322766740.3U CN220853424U (en) | 2023-10-16 | 2023-10-16 | Simple radial ball bearing axial clearance detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220853424U true CN220853424U (en) | 2024-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322766740.3U Active CN220853424U (en) | 2023-10-16 | 2023-10-16 | Simple radial ball bearing axial clearance detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220853424U (en) |
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2023
- 2023-10-16 CN CN202322766740.3U patent/CN220853424U/en active Active
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