CN219956401U - Precise detection tool for bearing shaft core detection - Google Patents

Abstract

The utility model discloses a precise detection tool for detecting a bearing shaft core, which comprises a detection table, wherein the bottom of the detection table is fixedly supported by supporting legs, fixing seats are welded on two sides of the detection table, fixing bolts are arranged on the fixing seats in a screwed connection mode, a bearing body is arranged between two groups of fixing seats and is clamped and fixed through the two groups of fixing bolts, a micrometer is arranged on the inner side of a bearing inner core inside the bearing body, and a detection end is arranged on the micrometer. The precision detection tool for detecting the bearing shaft core is characterized in that the micrometer slides by taking the inner wall of the bearing inner core as a track through the detection end on the micrometer, meanwhile, the reading of the pointer on the micrometer is observed, the detection work is carried out on the flatness of the inner wall of the bearing inner core in the mode, the precision detection work on the flatness of the bearing inner core is realized, and whether the bearing body is a qualified product or can be used continuously is judged.

Description

Precise detection tool for bearing shaft core detection

Technical Field

The utility model relates to the field of mechanical detection equipment, in particular to a precise detection tool for detecting a bearing shaft core.

Background

Bearings (bearings) are an important component in contemporary mechanical devices. Its main function is to support the mechanical rotator, reduce the coefficient of friction (friction coefficient) during its movement and guarantee its precision of revolution (accuracies).

In regard to the patent of the bearing, through searching, the water pump bearing with an eccentric hole, with the publication number of CN209671410U, it is proposed that the eccentric shaft core (6) comprises a core shaft (61), spline teeth (62) and a shaft hole (63), and the core shaft (61) is in matched connection with the bearing inner ring (5) through the spline teeth (62); the spline teeth (62) are uniformly distributed on the periphery of the mandrel (61) and are integrally arranged; the shaft hole (63) is formed in parallel with the axis of the mandrel (61). In order to ensure the stability of the bearing during working, the flatness of the inner wall of the shaft center of the bearing needs to be detected to ensure the reliability of the bearing during working, and the equipment for applying the method is few in the market at present and cannot precisely detect the flatness of the inner wall of the inner core of the bearing, so that the method is developed in view of the problem.

Disclosure of Invention

The utility model aims to provide a precise detection tool for detecting a bearing shaft core, which aims to solve the defects in the prior art.

In order to achieve the above-mentioned purpose, provide a bearing axle core detects with accurate instrument of detecting, including detecting the platform, and detect the platform bottom and carry out fixed stay through the supporting legs, and the both sides of detecting the platform all weld the fixing base, the spiro union is installed fixing bolt on the fixing base, and the bearing body sets up between two sets of fixing bases and carries out the centre gripping fixedly through two sets of fixing bolts simultaneously, and the micrometer is installed to the inside bearing inner core inboard of bearing body, and installs the detection end on the micrometer, and the one end that the micrometer was kept away from to the detection end simultaneously contacts with bearing inner core inner wall, and the fixed plate is installed to the both ends spiro union of micrometer, and the one end and the mounting piece welding of micrometer are kept away from to the fixed plate, and the mounting piece activity sets up in limit sleeve's inside.

Preferably, the end part of the detection end is provided with a stud, the detection end is connected to the micrometer through the stud on the detection end in a screwed mode, and meanwhile the circle center of the micrometer is coincident with the circle center of the bearing inner core.

Preferably, four groups of sliding blocks are uniformly welded on the outer side of the mounting piece, the inner wall of the limit sleeve is provided with a sliding groove, the sliding groove is in annular arrangement, the sliding blocks are arranged in the annular sliding groove in a sliding mode, and the transverse section of the sliding blocks is in circular arrangement.

Preferably, the mounting sheet and the limit sleeve are of concentric circle structures, and the circle centers of the mounting sheet and the limit sleeve are coincident with the circle center of the micrometer.

Preferably, the middle part of one side of the mounting piece far away from the fixed plate is welded with a shaft lever, and the shaft lever passes through the mounting seat through a bearing and is welded and fixed with the rotating wheel.

Preferably, the rotating wheel is forced to rotate and drives the micrometer to rotate through the mounting plate and the fixing plate, and the end part of the detection end on the micrometer rotates by taking the inner core of the bearing as the center of a circle.

Compared with the prior art, the utility model has the beneficial effects that: the micrometer slides by taking the inner wall of the bearing inner core as a track through the detection end on the micrometer, and simultaneously, the reading of the pointer on the micrometer is observed, so that the detection work is performed on the flatness of the inner wall of the bearing inner core in the mode, the precision detection work on the flatness of the bearing inner core is realized, and whether the bearing body is a qualified product or can be continuously used is judged.

Drawings

FIG. 1 is a schematic elevational view of the structure of the present utility model;

FIG. 2 is a side view of the structure of the present utility model, FIG. 1;

FIG. 3 is a schematic cross-sectional view of a structural spacing sleeve of the present utility model;

fig. 4 is a top view of the mounting base connection structure of fig. 2, which is a structural view of the present utility model.

Reference numerals in the drawings: 1. a bearing body; 2. a bearing inner core; 3. detecting the end head; 4. a micrometer; 5. a fixing seat; 6. a fixing bolt; 7. a detection table; 8. a fixing plate; 9. a mounting piece; 10. a shaft lever; 11. a rotating wheel; 12. a limit sleeve; 13. a slide block; 14. and (5) a mounting seat.

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. 1-4, the utility model provides a precision detection tool for detecting a bearing shaft core, which comprises a detection table 7, wherein the bottom of the detection table 7 is fixedly supported through supporting feet, two sides of the detection table 7 are welded with fixing seats 5, fixing bolts 6 are arranged on the fixing seats 5 in a screwed manner, meanwhile, a bearing body 1 is arranged between two groups of fixing seats 5 and is clamped and fixed through the two groups of fixing bolts 6, a micrometer 4 is arranged on the inner side of a bearing inner core 2 in the bearing body 1, a detection end 3 is arranged on the micrometer 4, one end of the detection end 3 far away from the micrometer 4 is contacted with the inner wall of the bearing inner core 2, two ends of the micrometer 4 are in screwed connection with fixing plates 8, one end of the fixing plates 8 far away from the micrometer 4 is welded with a mounting piece 9, and the mounting piece 9 is movably arranged in a limiting sleeve 12.

Working principle: when the bearing inner core 2 is used, the rotating wheel 11 is rotated, the micrometer 4 is driven to rotate through the shaft rod 10, the mounting plate 9 and the fixing plate 8, the micrometer 4 slides by taking the inner wall of the bearing inner core 2 as a track through the detection end 3 on the micrometer 4, and meanwhile, the reading of the pointer on the micrometer 4 is observed, so that the detection work is carried out on the flatness of the inner wall of the bearing inner core 2 in the mode, the precision detection work on the flatness of the bearing inner core 2 is realized, and whether the bearing body 1 is a qualified product or can be continuously used is judged.

As a preferred embodiment, the end of the detecting end 3 is provided with a stud, and the detecting end 3 is connected to the micrometer 4 through the stud thereon in a screwed manner, and meanwhile, the center of the micrometer 4 coincides with the center of the bearing inner core 2.

As shown in fig. 1: the center of the micrometer 4 coincides with the center of the bearing inner core 2, and when the micrometer 4 rotates under passive force, the bearing inner core 2 can rotate as the center of the circle, so that deviation of the micrometer 4 caused during working is avoided.

As a preferred embodiment, four groups of sliding blocks 13 are uniformly welded on the outer side of the mounting piece 9, the inner wall of the limit sleeve 12 is provided with a sliding groove, the sliding groove is in an annular shape, the sliding blocks 13 are arranged in the annular sliding groove in a sliding manner, and the transverse section of the sliding blocks 13 is in a circular shape.

As shown in fig. 1-3: the spout has been seted up to the inner wall of limit sleeve 12, and mounting panel 9 is when passive atress pivoted, and four sets of sliders 13 on it slide the inside that sets up at the spout, can carry out spacing and direction to pivoted mounting panel 9, also can guarantee the stability when rotating with its micrometer 4 that is fixed mutually simultaneously, can not take place the slope.

As a preferred embodiment, the mounting piece 9 and the limit sleeve 12 are in a concentric circle structure, and the circle centers of the mounting piece 9 and the limit sleeve 12 are coincident with the circle center of the micrometer 4.

As a preferred embodiment, a shaft lever 10 is welded to the middle part of one side of the mounting plate 9 away from the fixing plate 8, and the shaft lever 10 is welded and fixed with the rotating wheel 11 through a bearing passing through the mounting seat 14.

As shown in fig. 2-4: through the slow rotating runner 11, the installation piece 9 is driven to rotate through the shaft rod 10, the installation piece 9 drives the micrometer 4 to rotate through the two groups of fixing plates 8, and the micrometer 4 rotates to detect the flatness of the inner wall of the bearing inner core 2 through the detection end head 3 on the micrometer 4.

As a preferred embodiment, the rotating wheel 11 is forced to rotate, and the micrometer 4 is driven to rotate by the mounting plate 9 and the fixing plate 8, and the end part of the detection end 3 on the micrometer 4 rotates by taking the bearing inner core 2 as the center of a circle.

The detection end 3 is connected to the micrometer 4 by a stud bolt. The height of the detection end head 3 can be adjusted by rotating the detection end head 3, so that the bearing body 1 with different sizes is adapted, the micrometer 4 is an existing product, direct purchase can be performed on the market, and the working principle of the micrometer is well known to those skilled in the art and is not described in detail herein.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a precision detection instrument for bearing axle core detects, includes detection platform (7), and detects platform (7) bottom and carries out fixed stay through the supporting legs, and the both sides that detect platform (7) all weld fixing base (5), its characterized in that: fixing bolt (6) are installed in spiro union on fixing base (5), simultaneously bearing body (1) set up between two sets of fixing bases (5) and carry out the centre gripping fixedly through two sets of fixing bolt (6), micrometer (4) are installed to bearing body (1) inside bearing inner core (2) inboard, and install on micrometer (4) and detect end (3), simultaneously detect the one end that micrometer (4) were kept away from to end and bearing inner core (2) inner wall contact of end (3), and fixed plate (8) are installed in the both ends spiro union of micrometer (4), the one end that micrometer (4) was kept away from to fixed plate (8) welds with mounting plate (9), and mounting plate (9) activity sets up in the inside of spacing sleeve (12).

2. The precision detection tool for bearing axial core detection according to claim 1, wherein: the end part of the detection end head (3) is provided with a stud, the detection end head (3) is connected to the micrometer (4) through the stud on the detection end head in a screwed mode, and meanwhile the circle center of the micrometer (4) coincides with the circle center of the bearing inner core (2).

3. The precision detection tool for bearing axial core detection according to claim 1, wherein: four groups of sliding blocks (13) are uniformly welded on the outer side of the mounting piece (9), a sliding groove is formed in the inner wall of the limiting sleeve (12), the sliding groove is formed in an annular mode, the sliding blocks (13) are arranged in the annular sliding groove in a sliding mode, and the transverse section of each sliding block (13) is circular.

4. The precision detection tool for bearing axial core detection according to claim 1, wherein: the mounting sheet (9) and the limit sleeve (12) are of concentric circle structures, and the circle centers of the mounting sheet (9) and the limit sleeve (12) are coincident with the circle center of the micrometer (4).

5. The precision detection tool for bearing axial core detection according to claim 1, wherein: the middle part of one side of the mounting piece (9) far away from the fixed plate (8) is welded with a shaft lever (10), and the shaft lever (10) passes through the mounting seat (14) through a bearing to be welded and fixed with the rotating wheel (11).

6. The precision detection tool for bearing axial core detection according to claim 5, wherein: the rotating wheel (11) is stressed to rotate, the micrometer (4) is driven to rotate through the mounting plate (9) and the fixing plate (8), and the end part of the detection end (3) on the micrometer (4) rotates by taking the bearing inner core (2) as the circle center.