CN214749817U - Bearing ring surface inspection tool - Google Patents
Bearing ring surface inspection tool Download PDFInfo
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- CN214749817U CN214749817U CN202121032417.8U CN202121032417U CN214749817U CN 214749817 U CN214749817 U CN 214749817U CN 202121032417 U CN202121032417 U CN 202121032417U CN 214749817 U CN214749817 U CN 214749817U
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- movable seat
- bearing ring
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Abstract
The utility model relates to a bearing ring surface inspection frock. A bearing ring surface inspection tool comprises a base, a movable seat and a mounting seat, wherein the mounting seat is used for mounting a bearing ring to be detected and is rotatably assembled on the movable seat to drive the bearing ring to rotate; the movable seat rotates around a horizontally extending movable seat rotating axis relative to the base, one of the movable seat and the base is provided with angle scales, the other one of the movable seat and the base is provided with an indicating structure matched with the angle scales, and the angle scales are matched with the indicating structure and used for displaying the rotating angle of the movable seat; the locking structure is used for locking the movable seat after the angle of the movable seat is adjusted in place. When the bearing ring raceway of the angular contact ball bearing is inspected, the rotating angle of the movable seat is directly adjusted according to the contact angle of the bearing ring raceway of the angular contact ball bearing, the debugging time is shortened, the inspection efficiency is improved, and the technical problem that the detection efficiency is lower when the current bearing ring surface inspection tool detects the bearing ring raceway of the angular contact ball bearing is solved.
Description
Technical Field
The utility model relates to a bearing ring surface inspection frock.
Background
In some special environments and special industries (such as aviation, aerospace and the like), high-precision small and medium-sized angular contact bearings need to be used, the service performance and the product service life of the whole product mechanism are directly influenced by the conditions of the surfaces of the inner ring raceway and the outer ring raceway, and therefore, the conditions of the surfaces of the bearing ring raceways need to be comprehensively checked by using a microscope. The conventional surface inspection of the bearing raceway is generally performed only by visual inspection, and even when microscopic inspection is used, it is performed by a method of holding a ring by hand or using a simple tool.
Application publication number is CN 112326666A's chinese patent application discloses a bearing ring outward appearance detects auxiliary device, install on auxiliary device's mount pad through waiting to detect bearing or lasso, then articulated seat can rotate arbitrary angle, observe the surface of lasso under the microscope, compare handheld detection can improve the accuracy of result, improve detection efficiency, but when using this kind of detection frock detection angle contact bearing ring raceway, need debug the angle of bearing ring repeatedly, make the observed face of bearing ring aim at with the microscope, inspection efficiency is lower.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bearing ring surface inspection frock for solve the lower technical problem of detection efficiency when present bearing ring surface inspection frock detects angular contact bearing ring raceway.
The utility model discloses a bearing ring surface inspection frock adopts following technical scheme:
a bearing ring surface inspection tool comprises:
a base;
the movable seat is movably assembled on the base;
the mounting seat is used for mounting a bearing ring to be detected and is rotatably assembled on the movable seat to drive the bearing ring to rotate;
the movable seat rotates around a horizontally extending movable seat rotating axis relative to the base, one of the movable seat and the base is provided with angle scales, the other one of the movable seat and the base is provided with an indicating structure matched with the angle scales, and the angle scales are matched with the indicating structure and used for displaying the rotating angle of the movable seat;
and the locking structure is used for locking the movable seat after the angle of the movable seat is adjusted in place.
Has the advantages that: the utility model discloses a set up instruction structure and angle scale on the sliding seat of bearing ring surface inspection frock and the base respectively, during the inspection of angular contact ball bearing's bearing ring raceway, can directly adjust the turned angle of sliding seat according to the contact angle of angular contact ball bearing ring raceway, reduce the debugging time, improved inspection efficiency, lower technical problem of detection efficiency when having solved present bearing ring surface inspection frock and detecting angular contact bearing ring raceway.
Furthermore, the base is provided with a mounting groove, the groove wall surface of the mounting groove is an arc surface, the circle center corresponding to the arc line on the arc surface is located on the axis of rotation of the movable seat, and the movable seat is movably assembled in the mounting groove. The mounting groove is convenient for the installation of sliding seat to the notch of mounting groove provides great operating space, the sliding seat angle modulation of being convenient for.
Furthermore, one of the bottom of the mounting groove and the movable seat is provided with a limiting groove, and the other is provided with a limiting bulge which is in limiting fit with the limiting groove in the extending direction of the rotating axis of the movable seat. The movable seat can be limited to move along the extending direction of the rotating axis of the movable seat through the limiting groove and the limiting protrusion, and the movable seat is more stable in the adjusting process of the movable seat.
Furthermore, the limiting groove is a necking groove, and the necking groove limits the limiting protrusion to be separated from the groove wall surface of the mounting groove in the radial direction. Further improve the stability of sliding seat, the sliding seat of being convenient for is adjusted.
Furthermore, locking structure is including setting up the jackscrew that tightly pushes up the sliding seat on the base, the base goes up the rotation and disposes the nut with jackscrew thread fit. The jackscrew has simple structure and is convenient to operate.
Furthermore, the mounting groove is the logical groove that extends along the sliding seat axis of rotation extending direction, the angle scale sets up on the terminal surface of base along sliding seat axis of rotation extending direction one end. The through groove is convenient to process.
Further, the movable seat is provided with an overhanging part which is hung on one side of the base when the indicating structure points to a zero scale mark in the angle scale, and the overhanging part is provided with an in-groove state in the mounting groove and an overhanging state on one side of the mounting groove in the moving stroke of the movable seat. The overhanging part can enlarge the adjusting range of the rotating angle of the movable seat and enlarge the application range.
Furthermore, the overhanging part is provided with an upward extending mounting column, and the mounting seat is rotatably assembled at the upper end of the mounting column. Through installing in the upper end of erection column, the arrangement installation of the mount pad of being convenient for makes mount pad and sliding seat noninterference.
Furthermore, the rotation axis of the mounting seat is perpendicular to the rotation axis of the movable seat. The movable seat is convenient to adjust so that the bearing ring raceway is opposite to the microscope lens.
Furthermore, the angle scale is arranged on the end face of one end of the movable seat or the base along the extending direction of the rotating axis of the movable seat. The device is arranged on the end face to facilitate observation.
Drawings
Fig. 1 is a schematic structural view of a base and a movable seat in embodiment 1 of the bearing ring surface inspection tool of the present invention;
fig. 2 is a schematic structural view of the bearing ring surface inspection tool according to embodiment 1 of the present invention;
fig. 3 is a bottom view of the bearing ring surface inspection tool according to embodiment 1 of the present invention;
fig. 4 is a sectional view of the bearing ring surface inspection tool according to embodiment 1 of the present invention;
fig. 5 is a schematic structural view of the bearing ring surface inspection tool according to embodiment 2 of the present invention;
in the figure: 1. a base; 11. mounting a groove wall surface of the groove; 12. angle scales; 13. a limiting bulge; 2. a movable seat; 21. an indicator line; 22. a base body; 221. an overhanging portion; 23. mounting a column; 24. mounting blocks; 241. a mounting seat mating hole; 25. a V-shaped groove; 26. a limiting groove; 3. a mounting seat; 31. a ferrule fitting holder; 311. a bearing ring placing groove; 312. a bearing inner race mating post; 32. a rotating shaft; 33. a stop nut; 4. carrying out top thread; 5. and a nut.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The features and properties of the present invention are described in further detail below with reference to examples.
The utility model discloses a concrete embodiment 1 of bearing ring surface inspection frock:
as shown in fig. 1 to 4, a bearing ring surface inspection tool includes a base 1, a movable seat 2, and a mounting seat 3. The movable seat 2 movable assembly is on base 1, and mount pad 3 rotates the assembly on movable seat 2, and mount pad 3 is used for the installation to wait to detect the bearing ring, can drive the bearing ring through rotating mount pad 3 and rotate, and mount pad 3 is used for installing the bearing outer lane in this embodiment. The inspection tool in the embodiment can be used for inspecting the raceway of the small and medium-sized angular contact bearing.
Be provided with the mounting groove on the base 1, the mounting groove is the logical groove that extends around, and mounting groove wall 11 is the arc surface, and mounting groove wall 11 is sunken downwards, and the notch relative with mounting groove wall 11 sets up on the mounting groove. The movable seat 2 is movably assembled in the mounting groove and can slide relative to the base 1. Because the groove wall surface of the mounting groove is an arc surface, the movable seat 2 rotates around the movable seat rotation axis extending from front to back while sliding, the movable seat rotation axis coincides with the central axis of the mounting groove wall surface 11, and the circle centers corresponding to the arc lines on the mounting groove wall surface 11 are all located on the central axis of the arc surface. The rotation axis of the mounting seat 3 is perpendicular to the rotation axis of the movable seat in the embodiment. In this embodiment, the axis of rotation of the sliding seat refers to the axis of revolution of the sliding seat during the sliding process along the wall surface of the mounting groove, in other embodiments, the sliding seat and the base can be matched through the shaft hole, and the axis of rotation of the sliding seat is the axis of rotation of the sliding seat.
In this embodiment, the front end face of the base 1 is provided with the angle scale 12, the front end face of the movable seat 2 is provided with the indication line 21, and the indication line 21 and the angle scale 12 are matched to display the rotation angle of the movable seat 2 around the rotation axis of the movable seat. As shown in fig. 1, the graduation lines of the angle graduation 12 are arranged at the front end notch edge of the mounting groove on the base 1, so as to be aligned with the indication lines 21. The indication line 21 in this embodiment constitutes an indication structure adapted to the angle scale 12, and in other embodiments, the indication structure may also be a pointer arranged on the movable seat.
The movable seat 2 in this embodiment includes a seat body 22 and a mounting column 23 fixed on the upper side of the seat body 22, a mounting block 24 is disposed on the top of the mounting column 23, and a mounting seat matching hole 241 is disposed on the mounting block 24. The mount 3 includes a ferrule fitting frame 31 and a rotating shaft 32, and the ferrule fitting frame 31 has a bearing ferrule placing groove 311 for placing the bearing outer race. The rotating shaft 32 is inserted into the mounting seat matching hole 241, one end of the rotating shaft 32 is fixed with the ferrule matching frame 31, the other end of the rotating shaft extends out of the mounting seat matching hole 241 and is connected with the stop nut 33, and the stop nut 33 is matched with the mounting block 24 in a stop mode to limit the rotating shaft 32 from being pulled out of the mounting seat matching hole 241. In order to facilitate the rotation of the mounting base 3, a bearing is provided between the mounting base 3 and the mounting block 24.
In this embodiment, the base body 22 has an overhanging portion 221 that overhangs one side of the base 1 when the indication line 21 is aligned with the zero scale line on the angle scale 12, the mounting post 23 is disposed on the overhanging portion 221, and during the moving stroke of the movable seat 2, the overhanging portion 221 has two states, one of which is an overhanging state that overhangs one side of the base 1 when the indication line 21 is aligned with the zero scale line on the angle scale 12, and the other overhanging portion 221 is movably slid into the mounting groove toward the mounting groove. The range of adjustment of the rotation angle of the movable mount 2 can be increased by providing the overhanging portion 221.
Under the great condition of bearing ring, the size of mount pad 3 is great, and in order to increase application scope, be provided with V-arrangement groove 25 on the sliding seat 2, can make the mount pad move a distance to the left this moment, V-arrangement groove 25 can supply the partly of mount pad 3 to stretch into, does not influence the rotation of mount pad 3.
In order to further improve the checking efficiency, after the rotation angle of the movable seat 2 is adjusted in place, the movable seat 2 is fixed through the jackscrew 4, and the movable seat 2 is limited to move.
Be provided with the spacing arch 13 that is in the mounting groove on the base 1, be equipped with on the sliding seat 2 with spacing arch 13 at the spacing complex spacing groove 26 of sliding seat axis of rotation extending direction, spacing arch 13 is arc and extends along mounting groove wall 11, sliding seat 2 passes through spacing groove 26 direction and assembles in the mounting groove. The limiting bulge 13 is matched with the limiting groove 26, and the movable seat 2 can only rotate around the rotating axis of the movable seat and cannot slide relative to the base 1 along the extending direction of the rotating axis of the movable seat.
In order to limit the radial separation of the movable seat 2 and the base 1 along the wall surface 11 of the installation groove, the limiting groove 26 is a necking groove, specifically, the cross section of the limiting protrusion 13 is T-shaped in this embodiment, and the cross section of the limiting groove 26 is also T-shaped. Therefore, the movable seat 2 can only slide into the slide-out mounting groove along the limiting groove 26 and cannot move relative to the base 1 along the radial direction of the wall surface 11 of the mounting groove, and the stability of the movable seat 2 is improved.
In this embodiment, the jackscrew 4 is arranged on the base 1, the jackscrew 4 extends up and down, and the jackscrew 4 penetrates through the limiting protrusion 13 and extends into the limiting groove 26 to be tightly pressed against the bottom surface of the limiting groove 26. For convenient processing, be equipped with the nut groove on the spacing arch 13 in this embodiment, the nut inslot spline is equipped with nut 5, and nut 5 makes jackscrew 4 push up sliding seat 2 with jackscrew 4 cooperation, and the nut can be followed the nut inslot and taken out, is convenient for change after the screw thread damage on jackscrew 4 and the nut 5 like this. In other embodiments, the jackscrew may be directly screw-fitted to the base 1.
When using bearing ring surface inspection frock inspection bearing ring's raceway, adjust sliding seat 2 according to the contact angle of the bearing ring that needs to be examined (if the contact angle of the bearing ring that needs to be examined is 15 °), make the clockwise or anticlockwise rotation of indicator 21 on the sliding seat 2, align up to 15 scale marks in indicator 21 and the angle scale 12, use the screwdriver to push up jackscrew 4 tightly, it is fixed with base 1 with sliding seat 2. Then the adjusted tool is placed under a microscope, the bearing outer ring to be inspected is placed into the ferrule matching frame 31, the limiting mirror is adjusted in multiple and focal length until the position of the raceway of the bearing outer ring can be clearly displayed in an eyepiece, and then the ferrule matching frame 31 is used for a circle to finish the inspection of the surface condition of the raceway of the bearing outer ring.
In this embodiment, the adjustment range of the angle scale 12 is 60 degrees, and in other embodiments, the adjustment range of the angle scale may be increased or decreased as needed.
Of course, the utility model discloses a bearing ring surface inspection frock is not limited to the raceway inspection that is used for examining the bearing ring, also can be used to the inspection of bearing ring other positions surface, can also be used to the surface inspection to the bearing.
The utility model relates to a concrete embodiment 2 of bearing ring surface inspection frock, the difference with above-mentioned embodiment only lies in this embodiment, as shown in fig. 5, mount pad 3 in this embodiment is used for installing the bearing inner circle, is equipped with the bearing inner circle cooperation post 312 of suit bearing inner circle on mount pad 3's the lasso cooperation frame 31, and the bearing inner circle cover is on main bearing inner circle cooperation post 312.
The utility model relates to a concrete embodiment 3 of bearing ring surface inspection frock, the difference with above-mentioned embodiment only lies in this embodiment, is provided with horizontal suspension's installation axle on the base in this embodiment, is equipped with on the sliding seat to supply to install axle male mounting hole, and the angle scale sets up on the terminal surface of installation axle. Jackscrew threaded connection is on the sliding seat, and the jackscrew realizes the locking to the sliding seat through the tight installation axle in top. In other embodiments, the base may be provided with a horizontally extending mounting hole, and the movable seat may be provided with a horizontally extending mounting shaft. In other embodiments, in addition to the above-mentioned matching manner, on the premise that the movable seat rotates around the rotation axis of the movable seat and is movably matched with the base, the matching relationship may be any other form, for example, a groove may be formed on the movable seat, and an arc surface protruding upwards may be formed on the base; the base can also be provided with a gear, the movable seat is provided with an arc-shaped rack, and the movable seat is driven to rotate through the rotation of the gear.
The utility model relates to a bearing ring surface inspection frock specific embodiment 4, the difference with above-mentioned embodiment only lies in this embodiment, and in this embodiment, the spacing groove sets up in the mounting groove, sets up spacing arch on the sliding seat. In other embodiments, the limiting groove may not be a necking groove, and the limiting of the movable seat in the radial direction of the arc surface is realized by other limiting structures, for example, the rear end of the mounting groove is sealed, a limiting pin extending forward and backward is arranged on the rear side wall surface of the mounting groove, and a corresponding clamping groove matched with the limiting pin is arranged on the movable seat. Of course, in other embodiments, on the premise that the use is not affected, the movable seat may not be provided with a limiting structure along the radial direction of the arc surface, which is suitable for the condition that the adjustment angle of the movable seat is small.
The utility model relates to a bearing ring surface inspection frock's concrete embodiment 5, the difference with above-mentioned embodiment only lies in this embodiment, and the jackscrew in this embodiment extends around, and the jackscrew setting is on the base, because spacing groove and spacing protruding effect, the tight back in jackscrew top, and the sliding seat can not relative motion with the base. In other embodiments, besides the jackscrew, the locking device can be locked in other manners, such as by means of friction between the movable seat and the base, or by arranging a plurality of clamping grooves on the side surface of the movable seat facing the arc surface, arranging movable clamping jaws on the base, and clamping the movable clamping jaws into the clamping grooves after the adjustment is in place.
The utility model relates to a bearing ring surface inspection frock specific embodiment 6, the difference with above-mentioned embodiment only lies in this embodiment, and the angle scale sets up on the sliding seat in this embodiment. In other embodiments, the front end and the rear end of the movable seat can be provided with angle scales so as to facilitate the adjustment of the angle scales.
The utility model relates to a concrete embodiment 7 of bearing ring surface inspection frock, the difference with above-mentioned embodiment only lies in this embodiment, and the sliding seat is in the mounting groove completely when instructing the zero scale mark in the directional angle scale of structure in this embodiment. In other embodiments, both the left and right ends of the movable seat can be provided with overhanging parts.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited thereto, the protection scope of the present invention is defined by the claims, and all structural changes equivalent to the contents of the description and drawings of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a bearing ring surface inspection frock, includes:
a base (1);
the movable seat (2) is movably assembled on the base (1);
the mounting seat (3) is used for mounting a bearing ring to be detected and is rotatably assembled on the movable seat (2) to drive the bearing ring to rotate;
the angle scale display device is characterized in that the movable seat (2) rotates around a movable seat rotating axis extending horizontally relative to the base (1), one of the movable seat (2) and the base (1) is provided with an angle scale (12), the other one is provided with an indicating structure matched with the angle scale (12), and the angle scale (12) is matched with the indicating structure to display the rotating angle of the movable seat (2);
the locking structure is used for locking the movable seat (2) after the angle of the movable seat (2) is adjusted in place.
2. The bearing ring surface inspection tool according to claim 1, wherein a mounting groove is formed in the base (1), a groove wall surface (11) of the mounting groove is an arc surface, circle centers corresponding to arc lines on the arc surface are located on the rotating axis of the movable seat, and the movable seat (2) is movably assembled in the mounting groove.
3. The bearing ring surface inspection tool according to claim 2, characterized in that one of the groove bottom of the mounting groove and the movable seat (2) is provided with a limiting groove (26), and the other is provided with a limiting protrusion (13) which is in limiting fit with the limiting groove (26) in the extending direction of the rotation axis of the movable seat.
4. The bearing ring surface inspection tool according to claim 3, wherein the limiting groove (26) is a necking groove, and the necking groove limits the limiting protrusion (13) to be separated from the groove wall surface (11) of the mounting groove in the radial direction.
5. The bearing ring surface inspection tool according to claim 4, wherein the locking structure comprises a jackscrew (4) which is arranged on a base (1) and tightly props against a movable seat (2), and a nut (5) which is in threaded fit with the jackscrew is arranged on the base in a rotation stopping mode.
6. The bearing ring surface inspection tool according to any one of claims 2 to 5, wherein the mounting groove is a through groove extending along the extension direction of the rotation axis of the movable seat, and the angle scale (12) is arranged on the end face of one end of the base (1) along the extension direction of the rotation axis of the movable seat.
7. The bearing ring surface inspection tool according to any one of claims 2 to 5, characterized in that the movable seat (2) has an overhanging portion (221) that overhangs one side of the base (1) when the indicating structure points to a zero graduation mark in the angle graduation (12), and the overhanging portion (221) has an in-groove state in the mounting groove and an overhanging state that overhangs one side of the mounting groove during the moving stroke of the movable seat (2).
8. The bearing ring surface inspection tool according to claim 7, characterized in that the overhanging part (221) is provided with an upward extending mounting column (23), and the mounting seat (3) is rotatably assembled at the upper end of the mounting column (23).
9. The bearing ring surface inspection tool according to any one of claims 1 to 5, wherein the rotation axis of the mounting seat (3) is perpendicular to the rotation axis of the movable seat.
10. The bearing ring surface inspection tool according to any one of claims 1 to 5, wherein the angle scale (12) is arranged on an end face of one end of the movable seat (2) or the base (1) in the extending direction of the rotating axis of the movable seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121032417.8U CN214749817U (en) | 2021-05-14 | 2021-05-14 | Bearing ring surface inspection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121032417.8U CN214749817U (en) | 2021-05-14 | 2021-05-14 | Bearing ring surface inspection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214749817U true CN214749817U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121032417.8U Active CN214749817U (en) | 2021-05-14 | 2021-05-14 | Bearing ring surface inspection tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214749817U (en) |
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2021
- 2021-05-14 CN CN202121032417.8U patent/CN214749817U/en active Active
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